High-voltage connector and assembling method thereof

Abstract

The invention discloses a high-voltage connector and an assembling method thereof. The high-voltage connector comprises a switching rubber core, a rear rubber core, a rear shielding case, a shell, a first female terminal, a second female terminal, a front rubber core and a front shielding case, the rear shielding cover is provided with a rear cover side hole and a rear cover top hole, and the rear shielding cover is clamped on the shell; the switching rubber core and the rear rubber core are arranged in the rear cover side hole, the rear rubber core abuts against the switching rubber core, the rear rubber core abuts against the rear cover side hole, the switching rubber core is provided with a switching rubber top hole, the switching rubber core is provided with a first switching rubber side hole, and the rear rubber core is provided with a rear rubber side hole; the first female terminal is inserted into the switching rubber top hole, and the first female terminal is provided with a first terminal side hole; the second female terminal is positioned in the first terminal side hole, the first switching rubber side hole and the rear rubber side hole; the second female terminal is clamped with the rear rubber core; the front rubber core abuts against the switching rubber core and sleeves the first female terminal. The front shielding cover is clamped with the shell, sleeves the front rubber core and abuts against the front rubber core; in conclusion, the high-voltage connector is low in equipment cost and high in production efficiency.

Description

Technical Field

[0001] The present invention relates to the technical field of new energy automobile accessories, and in particular to a high-voltage connector and an assembling method thereof. Background Art

[0002] At present, high-voltage connectors in new energy vehicles are crucial components in the electrical system. They are electrical connection devices used to carry high voltage and large current. They are responsible for transmitting electrical energy and signals between various high-voltage components of the vehicle. They are widely used in high-voltage battery packs, motors, inverters, chargers and other high-voltage distributors in new energy vehicles.

[0003] Many parts in the high-voltage connector are connected by fasteners. Although such a connection structure is convenient to design and can make the two parts easy to disassemble and assemble, this connection method requires additional feeding (feeding bolts, screws, nuts and other fasteners), and then aligning the fasteners with the connection holes of the two parts, and then tightening the connection, which makes the assembly process of the high-voltage connector more complicated, resulting in higher equipment costs and lower production efficiency. Summary of the invention

[0004] The purpose of the present invention is to provide a high-voltage connector and an assembly method thereof to solve the technical problem that many components in the high-voltage connector are connected by fasteners, making the assembly process of the high-voltage connector more complicated, thereby resulting in higher equipment costs and lower production efficiency.

[0005] In order to achieve the above-mentioned object, the present invention provides a high-voltage connector, including a transfer rubber core, a rear rubber core, a rear shielding cover, a shell, a first female terminal, a second female terminal, a front rubber core and a front shielding cover;

[0006] A side channel is provided on the side of the shell, a top channel connected to the side channel is provided on the top surface of the shell, the transfer rubber core, the rear rubber core, the rear shielding cover and the second female terminal are arranged in the side channel, and the first female terminal, the front rubber core and the front shielding cover are arranged in the top channel;

[0007] The rear shielding cover is provided with a rear cover side hole on the side surface corresponding to the channel opening of the side channel, the top surface of the rear shielding cover is provided with a rear cover top hole corresponding to the top channel, the rear cover top hole penetrates to the rear cover side hole, and the rear shielding cover is clamped to the shell;

[0008] The transition rubber core and the rear rubber core are sequentially arranged in the rear cover side hole from the rear cover top hole to the channel opening of the side channel, the rear rubber core abuts against the transition rubber core, the rear rubber core abuts against the hole wall of the rear cover side hole, the top surface of the transition rubber core is provided with a transition rubber top hole corresponding to the rear cover top hole, the side surface of the transition rubber core is provided with a first transition rubber side hole penetrating to the transition rubber top hole, the side surface of the rear rubber core is provided with a through rear rubber side hole, and the rear rubber side hole is connected to the first transition rubber side hole;

[0009] The first female terminal is inserted into the top hole of the transfer glue, and the side surface of the first female terminal is provided with a first terminal side hole corresponding to the side hole of the first transfer glue;

[0010] The second female terminal is located in the first terminal side hole, the first transfer glue side hole and the rear glue side hole, and the second female terminal is clamped to the rear glue core;

[0011] The front rubber core is in contact with the transfer rubber core and is sleeved on the outer side of the first female terminal;

[0012] The front shielding cover is clamped on the shell, sleeved on the outside of the front rubber core and abuts against the outer side wall of the front rubber core.

[0013] Optionally, the inner wall surface of the side channel is provided with a guide protrusion extending along the length direction of the side channel, the top surface of the guide protrusion is provided with a fixing surface and a guide surface, the distance that the fixing surface protrudes from the inner wall surface of the side channel is greater than the distance that the guide surface protrudes from the inner wall surface of the side channel, the guide surface is closer to the channel opening of the side channel than the fixing surface, a first guide inclined surface is provided between the guide surface and the fixing surface, and the guide surface is connected to the side surface of the guide protrusion facing the channel opening of the side channel;

[0014] A limit block is provided on the inner wall surface of the side channel, and the limit block is located on the inner wall surface provided with the guide protrusion, the distance between the limit block and the guide surface is greater than the distance between the limit block and the fixed surface, a second guide inclined surface is provided on the side surface of the limit block facing the channel opening of the side channel, a first card groove is provided on the top surface of the limit block, and the distance that the top surface of the limit block protrudes from the inner wall surface of the side channel is less than the distance that the fixed surface protrudes from the inner wall surface of the side channel;

[0015] The rear shielding cover is provided with a first engaging hole on the side surface of the inner wall surface of the side channel provided with the limiting block, and a first engaging card extending obliquely away from the rear shielding cover is provided on the hole wall of the first engaging hole away from the channel opening of the side channel, and the first engaging card is engaged with the first engaging slot;

[0016] The hole wall of the side hole of the rear cover is provided with an abutment hole, and the hole wall of the abutment hole close to the channel opening of the side channel is obliquely extended inwardly to be provided with an abutment sheet, and the abutment sheet abuts against the rear rubber core.

[0017] Optionally, a second snap-in hole is provided on the outer side surface of the front shielding cover, a second snap-in hole is provided on a hole wall of the second snap-in hole away from the channel opening of the top channel, the second snap-in hole obliquely extends in a direction away from the axis of the front shielding cover, a second snap-in slot is provided on the inner side wall of the top channel, and the second snap-in slot is snap-connected to the second snap-in slot;

[0018] The top surface of the front shielding cover is provided with a plurality of first pressing sheets around its axis, the first pressing sheets extend obliquely toward the direction close to the axis of the front shielding cover, and the surface of the first pressing sheet facing the axis of the front shielding cover is provided with a pressing ball, the pressing ball abuts against the outer side wall of the front rubber core;

[0019] The top surface of the rear shielding cover is provided with a plurality of second pressing pieces around the rear cover top hole, the second pressing piece includes a first pressing portion and a second pressing portion sequentially arranged from bottom to top, the first pressing portion extends obliquely upward in a direction close to the center of the rear cover top hole, the second pressing portion extends obliquely upward in a direction away from the center of the rear cover top hole, and the second pressing piece is pressed on a surface of the first pressing piece away from the axis of the front shielding cover;

[0020] The inner side wall of the top channel is provided with a plurality of guide protrusions extending along the axial direction thereof, and the guide protrusions are respectively provided on both sides of the second clamping groove;

[0021] The top surface of the transition rubber core is provided with a second docking groove surrounding the top hole of the transition rubber, the bottom of the second docking groove is provided with a second docking protrusion surrounding the top hole of the transition rubber, and the bottom surface of the front rubber core is provided with a third docking groove corresponding to the second docking protrusion, the second docking protrusion is located in the third docking groove, and the groove wall of the third docking groove abuts against the second docking protrusion.

[0022] Optionally, the rear rubber core is provided with a first docking groove on the side surface of the transition rubber core, the first docking groove is arranged around the rear rubber side hole, the transition rubber core is provided with a first docking protrusion on the side surface of the rear rubber core, and the outer side wall of the first docking protrusion abuts against the groove wall of the first docking groove;

[0023] A plurality of third cards are provided at the bottom of the first docking groove, and the third cards are arranged around the rear glue side hole. The third cards extend obliquely toward the direction close to the axis of the rear glue side hole, and a shoulder is provided on the outer side wall of the second female terminal, and the shoulder is clamped between the third card and the side of the first docking protrusion.

[0024] Optionally, it also includes a sealing ring, a front cover assembly, a handle, a secondary lock and a cable assembly;

[0025] The housing is provided with a top groove, the top groove is arranged around the top channel, the sealing ring is filled in the top groove, the front cover assembly comprises a front cover body, an interlocking terminal and a retaining auxiliary lock, the interlocking terminal is inserted into the front cover body, the retaining auxiliary lock is installed on the front cover body, the retaining auxiliary lock locks the interlocking terminal, the front cover body is arranged above the sealing ring, and the front cover body is clamped to the housing;

[0026] The secondary locker is installed on the handle, and the two sides of the handle along the second direction are respectively clamped to the two sides of the shell along the second direction, and the handle is clamped to the bottom surface of the shell;

[0027] The cable assembly includes a cable body, a terminal body, a shielding ring, a wire sealing body and a tail cover, wherein the terminal body, the shielding ring, the wire sealing body and the tail cover are sequentially arranged on the cable body, the terminal body is arranged at one end of the cable body, the shielding ring, the wire sealing body and the tail cover are sleeved on the outside of the cable body, the terminal body, the shielding ring and the wire sealing body are arranged in the side channel, the terminal body is connected to the second female terminal, the tail cover is arranged at the channel opening of the side channel, and the tail cover is clamped on the outer shell.

[0028] The present invention also relates to a method for assembling a high voltage connector, comprising the following steps:

[0029] S1, press the rear rubber core and the transfer rubber core together, so that the rear rubber core abuts against the transfer rubber core;

[0030] S2, press the assembly of the rear rubber core and the transfer rubber core onto the rear shielding cover, so that the rear rubber core and the transfer are located inside the rear shielding cover, and the transfer rubber top hole of the transfer rubber core corresponds to the rear cover top hole of the rear shielding cover;

[0031] S3, press the rear shielding cover into the side channel of the housing so that the rear shielding cover is clamped on the housing and the top hole of the transfer rubber core and the top hole of the rear shielding cover correspond to the top channel of the housing;

[0032] S4, inserting the first female terminal into the transfer glue top hole of the transfer glue core, so that the first terminal side hole of the first female terminal corresponds to the transfer glue side hole of the transfer glue core;

[0033] S5, inserting the second female terminal into the first terminal side hole of the first female terminal, so that the second female terminal is clamped to the rear rubber core;

[0034] S6, press the front rubber core onto the top channel so that the front rubber core is sleeved onto the outside of the first female terminal;

[0035] S7, press the front shielding cover into the top channel, so that the front shielding cover is clamped on the shell, sleeved on the outside of the transition rubber core and abutted against the outer wall of the transition rubber core, and then the front rubber core abuts against the transition rubber core.

[0036] Optionally, step S1 is performed at the first station; step S2 is performed at the second station; step S3 is performed at the third station; step S6 is performed at the fourth station; step S7 is performed at the fifth station;

[0037] The assembly method further comprises the following steps:

[0038] Between step S1 and step S2, the assembly completed in step S1 is transferred to the second station;

[0039] Between step S2 and step S3, the assembly completed in step S2 is transferred to the third station;

[0040] Between step S5 and step S6, the assembly completed in step S6 is transferred to the fourth station;

[0041] Between step S6 and step S7, the assembly completed in step S6 is transferred to the fifth station.

[0042] Optionally, in step S1, the rear rubber core and the transition rubber core are pressed against each other along a first direction, so that the outer wall of the first docking protrusion and the groove wall of the first docking groove abut against each other, thereby connecting the rear rubber core and the transition rubber core;

[0043] In step S2, the assembly of the rear rubber core and the transition rubber core and the rear shielding cover are pressed against each other along a first direction so that the abutting sheet abuts against the outer wall of the rear rubber core, thereby connecting the assembly of the rear rubber core and the transition rubber core and the rear shielding cover;

[0044] In step S3, the housing is placed on a fixed plane, and the side surface thereof away from the side channel abuts against another fixed plane, so as to limit the movement of the housing in the second direction. The rear shielding cover is pressed into the side channel of the housing in the first direction, so that the rear shielding cover slides along the guide surface, the first guide inclined surface and the fixed surface in sequence, and the first card slides along the second guide inclined surface and then snaps into the first card slot, so as to connect the rear shielding cover and the housing;

[0045] In step S4, the first female terminal is inserted into the top channel, the top hole of the rear cover and the top hole of the transfer glue in sequence along the vertical direction;

[0046] In step S5, the second female terminal is inserted into the side channel, the side hole of the rear cover, the side hole of the adapter glue and the side hole of the first terminal in sequence along the first direction, so that the shoulder is clamped between the third card and the first docking protrusion, thereby fixing the first female terminal and the second female terminal in the housing;

[0047] In step S6, the front rubber core is pressed on the top channel along the vertical direction, so that the front rubber core is sleeved on the outside of the first female terminal, and the second docking protrusion is located in the third docking groove sleeve;

[0048] In step S7, the front shielding cover is pressed into the top channel along the vertical direction, so that the second card is engaged with the second card slot, the front shielding cover is sleeved on the outside of the transfer rubber core and the pressing ball abuts against the outer wall of the front rubber core, and then the third docking groove abuts against the second docking protrusion.

[0049] Optionally, in step S3, the rear shield cover is pressed into the side channel of the housing using a first installation jig, and in step S7, the front shield cover is pressed into the top channel of the housing using a second installation jig;

[0050] Wherein, the first installation fixture comprises a first bottom plate, a first base, a second base, a first pressure column and a presser, the first base, the second base and the presser are sequentially arranged on the first bottom plate along the first direction, the first base is provided with a first limiting groove, the first limiting groove penetrates to the side surface of the first base along the first direction, the first limiting groove is provided with two first limiting parts opposite to each other along the first direction and two second limiting parts opposite to each other along the second direction, the first limiting part is used to abut against two side surfaces of the shell relative to the first direction, the second limiting part is used to abut against two side surfaces of the shell relative to the second direction, the second base is provided with a first guide hole penetrating along the first direction, the first pressure column is slidably connected to the first guide hole, one end of the first pressure column is connected to the presser, and the other end is relative to the first limiting groove, the presser is used to move the first pressure column along the first direction to press the rear shielding cover into the side channel of the shell;

[0051] The second mounting fixture includes a second bottom plate, a third base, a fixed platform, a pressure block and a sliding column. The third base is arranged on the second bottom plate. The top surface of the third base is provided with a second limiting groove matching the shell. The second limiting groove is used to place the shell and limit the movement of the shell in the horizontal direction. The fixed platform is fixedly arranged above the third base. The pressure block and the sliding column are arranged above the second limiting groove. The pressure block is located below the fixed platform. The fixed platform is provided with a through hole that passes through in the vertical direction. The sliding column is slidably connected to the through hole. The bottom end of the through hole is connected to the pressure block. The pressure block can be pressed downward by applying a downward force to the top of the sliding column, thereby pressing the front shielding cover into the top channel of the shell.

[0052] Optionally, the following steps are also included:

[0053] S8. Press the sealing ring into the top groove along the vertical direction;

[0054] S9, placing the front cover body on the top of the sealing ring, and snapping the front cover body onto the housing to cover the sealing ring;

[0055] S10, clamping the two sides of the handle along the second direction to the two sides of the housing along the second direction respectively, and clamping the handle to the bottom surface of the handle;

[0056] S11, insert the cable body into the side channel along the first direction, insert the terminal body into the second female terminal, cover the wire sealing body and the tail cover on the outside of the cable body, move the wire sealing body to the side channel, move the tail cover to the channel opening of the side channel, and clamp the tail cover to the housing;

[0057] Before step S9, the interlocking terminal is inserted into the front cover, the auxiliary lock is kept installed on the front cover, and the auxiliary lock is kept locking the interlocking terminal;

[0058] Before step S10, the secondary lock is installed on the handle;

[0059] Before step S11, one end of the cable body is stripped, a terminal body is installed on the end of the cable body, and a shielding ring is sleeved on the outside of the cable body.

[0060] Compared with the prior art, the high voltage connector and the assembly method thereof according to the embodiment of the present invention have the following beneficial effects:

[0061] In the high-voltage connector of the present invention, the transition rubber core, the rear rubber core, the rear shielding cover and the second female terminal are located in the side channel, and the first female terminal, the front rubber core and the front shielding cover are located in the top channel, wherein the transition rubber core and the rear rubber core are arranged in sequence, the rear rubber core abuts against the transition rubber core, and the rear rubber core and the transition rubber core can be assembled by phase pressure. Further, the transition rubber core and the rear rubber core are arranged in sequence in the rear cover side hole of the rear shielding cover from the top hole of the rear cover to the channel opening of the side channel, the rear rubber core abuts against the hole wall of the rear cover side hole of the rear shielding cover, and the assembly of the rear rubber core and the transition rubber core and the rear shielding cover can be assembled by phase pressure. Further, the rear shielding cover is clamped on the shell, and the rear shielding cover can be assembled to the shell by pushing. Further, the first female terminal is inserted into the top hole of the transition rubber core, and the second female terminal is located at the first terminal side hole, the transition rubber core of the first female terminal The second female terminal is clamped in the first transfer rubber side hole and the rear rubber side hole of the rear rubber core, and the first female terminal can be inserted into the transfer rubber top hole of the transfer rubber core and the second female terminal can be inserted into the first terminal side hole of the first female terminal, so that the first female terminal and the second female terminal are assembled to the shell. Furthermore, the front rubber core abuts against the transfer rubber core and is sleeved on the outside of the first female terminal. The front rubber core can be pressed on the top channel to make the front rubber core assembled to the shell. Further, the front shielding cover is clamped in the shell, abuts against the outer wall of the front rubber core and is sleeved on the outside of the front rubber core, so that the front shielding cover is assembled to the shell. In summary, the high-voltage connector of the present invention does not require the use of fasteners for connection during the assembly process, and does not require additional loading of fasteners during the assembly process. Therefore, the assembly production line of the high-voltage connector has low equipment cost and high production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0062] Figure 1 It is a schematic structural diagram of the high voltage connector of the present invention.

[0063] Figure 2 It is a top view of the high voltage connector of the present invention.

[0064] Figure 3 for Figure 2 Sectional view of AA.

[0065] Figure 4 It is an exploded view of the high voltage connector of the present invention.

[0066] Figure 5 for Figure 5 A partial enlarged view of part B in the middle.

[0067] Figure 6 for Figure 5 A partial enlarged view of part C in the middle.

[0068] Figure 7 Another perspective of the exploded view of the high voltage connector of the present invention.

[0069] Figure 8 for Figure 7 A partial enlarged view of part D in the middle.

[0070] Fig. 9 This is a schematic structural diagram of the high-voltage connector of the present invention further including a front cover assembly, a handle and a cable assembly.

[0071] Fig.10 The schematic diagram is a structural diagram of a portion of the housing of the present invention.

[0072] Fig.11 It is a schematic structural diagram of the first installation fixture of the present invention equipped with a shell.

[0073] Fig.12 It is a schematic structural diagram of the second installation fixture of the present invention equipped with a shell.

[0074] Figure numerals: 1, shell; 11, side channel; 12, top channel; 13, guide protrusion; 14, top groove; 15, disassembly and assembly notch; 16, second slot; 17, guide protrusion; 171, first guide slope; 172, guide surface; 173, fixed surface; 18, limit card block; 181, first slot; 182, second guide slope; 2, rear rubber core; 21, first docking groove; 22, third card; 3, transfer rubber core; 31, transfer rubber side hole; 32, transfer rubber top hole; 33, first docking protrusion; 34, second docking groove; 35, second docking protrusion; 4, rear shielding cover; 41, rear cover side hole; 42, rear Cover top hole; 43, abutment piece; 44, second pressing piece; 5, first female terminal; 51, first terminal side hole; 6, second female terminal; 61, shoulder; 7, front rubber core; 8, front shielding cover; 81, first pressing piece; 82, second card; 9, cable assembly; 10, front cover assembly; 20, handle; 30, clamping cover; 40, first mounting fixture; 401, first bottom plate; 402, first base; 403, second base; 404, first pressure column; 405, press-in device; 50, second mounting fixture; 501, second bottom plate; 502, third base; 503, fixing table; 504, pressure block; 505, sliding column. DETAILED DESCRIPTION

[0075] The specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0076] In the description of the present invention, it should be understood that the orientations or positional relationships indicated by the terms "top", "bottom", "inside", "outside", "circumferential", etc. are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0077] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0078] like Figures 1 to 10As shown, a high-voltage connector of the present invention comprises a transition rubber core 3, a rear rubber core 2, a rear shielding cover 4, a shell 1, a first female terminal 5, a second female terminal 6, a front rubber core 7 and a front shielding cover 8; a side channel 11 is provided on the side of the shell 1, and a top channel 12 connected to the side channel 11 is provided on the top surface of the shell 1; the transition rubber core 3, the rear rubber core 2, the rear shielding cover 4 and the second female terminal 6 are arranged in the side channel 11, and the first female terminal 5, the front rubber core 7 and the front The shielding cover 8 is arranged in the top channel 12; the side of the rear shielding cover 4 corresponding to the channel opening of the side channel 11 is provided with a rear cover side hole 41, and the top surface of the rear shielding cover 4 is provided with a rear cover top hole 42 corresponding to the top channel 12, and the rear cover top hole 42 penetrates to the rear cover side hole 41, and the rear shielding cover 4 is clamped to the shell 1; the transition rubber core 3 and the rear rubber core 2 are sequentially arranged in the rear cover side hole 41 from the rear cover top hole 42 to the channel opening of the side channel 11, and the The rear rubber core 2 is in contact with the transition rubber core 3, and the rear rubber core 2 is in contact with the hole wall of the rear cover side hole 41. The top surface of the transition rubber core 3 is provided with a transition rubber top hole 32 corresponding to the rear cover top hole 42. The side surface of the transition rubber core 3 is provided with a first transition rubber side hole 31 penetrating to the transition rubber top hole 32. The side surface of the rear rubber core 2 is provided with a through rear rubber side hole, and the rear rubber side hole is connected to the first transition rubber side hole 31. The first female terminal 5 is inserted into the transition rubber top hole 32. The first female terminal 5 is inserted into the transition rubber top hole 32. A first terminal side hole 51 corresponding to the first transfer glue side hole 31 is provided on the side of the female terminal 5; the second female terminal 6 is located in the first terminal side hole 51, the first transfer glue side hole 31 and the rear glue side hole, and the second female terminal 6 is clamped on the rear glue core 2; the front glue core 7 abuts against the transfer glue core 3 and is sleeved on the outside of the first female terminal 5; the front shielding cover 8 is clamped on the shell 1, sleeved on the outside of the front glue core 7 and abuts against the outer wall of the front glue core 7.

[0079] In the above technical scheme, the transition rubber core 3 and the rear rubber core 2 are arranged in sequence, the rear rubber core 2 abuts against the transition rubber core 3, the rear rubber core 2 and the transition rubber core 3 can be assembled by phase pressure, further, the transition rubber core 3 and the rear rubber core 2 are arranged in sequence in the rear cover side hole 41 of the rear shielding cover 4 from the rear cover top hole 42 to the channel opening direction of the side channel 11, the rear rubber core 2 abuts against the hole wall of the rear cover side hole 41 of the rear shielding cover 4, the assembly of the rear rubber core 2 and the transition rubber core 3 and the rear shielding cover 4 can be assembled by phase pressure, further, the rear shielding cover 4 is snapped onto the shell 1, and the rear shielding cover 4 can be assembled to the shell 1 by pushing, further, the first female terminal 5 is inserted into the transition rubber top hole 32, the second female terminal 6 is located in the first terminal side hole 51 of the first female terminal 5, the first transition rubber side hole 31 of the transition rubber core 3 and the rear rubber side hole of the rear rubber core 2, the second The female terminal 6 is clamped on the rear rubber core 2, and the first female terminal 5 can be inserted into the transfer rubber top hole 32 of the transfer rubber core 3, and the second female terminal 6 can be inserted into the first terminal side hole 51 of the first female terminal 5, so that the first female terminal 5 and the second female terminal 6 are assembled on the shell 1. Furthermore, the front rubber core 7 abuts against the transfer rubber core 3 and is sleeved on the outside of the first female terminal 5. The front rubber core 7 can be pressed on the top channel 12, so that the front rubber core 7 is assembled on the shell 1. Further, the front shielding cover 8 is clamped on the shell 1, abuts against the outer wall of the front rubber core 7 and is sleeved on the outside of the front rubber core 7, so that the front shielding cover 8 is assembled on the shell 1; in summary, the high-voltage connector of the present invention does not require the use of fasteners for connection during the assembly process, and does not require additional loading of fasteners during the assembly process. Therefore, the equipment cost of the assembly production line of the high-voltage connector is low and the production efficiency is high.

[0080] Further, the inner wall surface of the side channel 11 is provided with a guide protrusion 17 extending along the length direction of the side channel 11, and the top surface of the guide protrusion 17 is provided with a fixing surface 173 and a guide surface 172, the distance that the fixing surface 173 protrudes from the inner wall surface of the side channel 11 is greater than the distance that the guide surface 172 protrudes from the inner wall surface of the side channel 11, and the guide surface 172 is closer to the channel opening of the side channel 11 than the fixing surface 173, and a first guide inclined surface 171 is provided between the guide surface 172 and the fixing surface 173, and the guide surface 172 is connected to the side of the guide protrusion 17 facing the channel opening of the side channel 11, so that the rear shielding cover 4 When assembled to the housing 1, it can slide into the side channel 11 along the guide surface 172, the first guide inclined surface 171 and the fixed surface 173 in sequence, wherein when the rear shielding cover 4 is clamped to the housing 1, the rear shielding cover 4 abuts against the fixed surface 173, and the guide surface 172 and the first guide inclined surface 171 play a guiding role. Preferably, the guide protrusion 17 is provided on multiple inner side walls of the side channel 11, and further, the guide protrusion 17 is provided on two opposite inner side walls of the side channel 11; further, the inner wall surface of the side channel 11 is provided with a limit block 18, and the limit block 18 is located on the inner wall surface provided with the guide protrusion 17, and the distance between the limit block 18 and the guide surface 172 is greater than the limit block 1 8 and the fixed surface 173, the side of the limiting block 18 facing the channel opening of the side channel 11 is provided with a second guiding inclined surface 182, the top surface of the limiting block 18 is provided with a first card slot 181, the distance that the top surface of the limiting block 18 protrudes from the inner wall surface of the side channel 11 is less than the distance that the fixed surface 173 protrudes from the inner wall surface of the side channel 11; the rear shielding cover 4 is provided with a first card slot 181 relative to the side surface of the inner wall surface of the side channel 11 provided with the limiting block 18, the hole wall of the first card slot away from the channel opening of the side channel 11 is provided with a first card slot 181, and the first card slot 181 is connected to the first card slot 181. 1, when the rear shielding cover 4 slides into the side channel 11, the first card abuts against the second guide slope 182, the first card is elastically deformed, and is received in the first card hole. When the first card is located above the first card slot 181, the first card restores its original posture, so that it is located in the first card slot 181, so as to prevent the rear shielding cover 4 from being separated from the side channel 11; further, the hole wall of the rear cover side hole 41 is provided with an abutting hole, and the hole wall of the abutting hole close to the channel opening of the side channel 11 is obliquely extended inwardly to be provided with an abutting sheet 43, and the abutting sheet 43 abuts against the rear rubber core 2, wherein the abutting sheet 43 abuts against the rear rubber core 2 through its tendency to restore elastic deformation, so that the rear shielding cover 4 is connected to the rear rubber core 2.

[0081] Furthermore, a second snap-in hole is provided on the outer side surface of the front shielding cover 8, and a second card 82 is provided on the hole wall of the second snap-in hole away from the channel opening of the top channel 12, and the second card 82 extends obliquely in the direction away from the axis of the front shielding cover 8, and a second card slot 16 is provided on the inner side wall of the top channel 12, and the second card 82 is snapped into the second card slot 16. A plurality of first pressing sheets 81 are provided on the top surface of the front shielding cover 8 around its axis, and the first pressing sheet 81 extends obliquely in the direction close to the axis of the front shielding cover 8, and a pressing ball is provided on the surface of the first pressing sheet 81 facing the axis of the front shielding cover 8, and the pressing ball abuts against the The outer wall of the front rubber core 7; the top surface of the rear shielding cover 4 is provided with a plurality of second pressing pieces 44 around the rear cover top hole 42, the second pressing piece 44 includes a first pressing portion and a second pressing portion arranged in sequence from bottom to top, the first pressing portion extends obliquely upward in a direction close to the center of the rear cover top hole 42, the second pressing portion extends obliquely upward in a direction away from the center of the rear cover top hole 42, the second pressing piece 44 is pressed on the surface of the first pressing piece 81 away from the axis of the front shielding cover 8; the inner side wall of the top channel 12 is provided with a plurality of guide protrusions 13 extending along its axial direction, the guide protrusions 13 are respectively provided on both sides of the second card slot 16, and the guide protrusions 13 are In the embodiment, the second card 82 is used to prevent the front shielding cover 8 from being separated from the top channel 12, and its implementation principle is similar to that of the first card. Further, the pressure ball of the first pressing piece 81 of the front shielding cover 8 is pressed on the front rubber core 7 to make it fit on the front rubber core 7, so that the front rubber core 7 can abut against the transfer rubber core 3. Further, when the front shielding cover 8 moves downward, the front shielding cover 8 moves downward along the second pressing portion, and the second pressing piece 44 is stretched outward, and then the connection between the first pressing portion and the second pressing portion is pressed on the first pressing piece 81 to increase the pressure of the pressure ball on the front rubber core 7. Further, the guide protrusion 13 is used to facilitate the pressing of the front shielding cover 8, and the second card 82 corresponds to the second card slot 16; Furthermore, the top surface of the transition rubber core 3 is provided with a second docking groove 34 surrounding the transition rubber top hole 32, and the bottom of the second docking groove 34 is provided with a second docking protrusion 35 surrounding the transition rubber top hole 32, and the bottom surface of the front rubber core 7 is provided with a third docking groove corresponding to the second docking protrusion 35, and the second docking protrusion 35 is located in the third docking groove, and the groove wall of the third docking groove abuts against the second docking protrusion 35, wherein the front shielding cover 8 is pressed on the outer wall of the front rubber core 7 to tighten the front rubber core 7 inward, thereby making the groove wall of the third docking groove abut against the second docking protrusion 35, so as to realize the connection of the front rubber core 7 to the transition rubber core 3.

[0082] Further, the side of the rear rubber core 2 relative to the transition rubber core 3 is provided with a first docking groove 21, the first docking groove 21 is arranged around the rear rubber side hole, and the transition rubber core 3 is provided with a first docking protrusion 33 relative to the side of the rear rubber core 2, and the outer side wall of the first docking protrusion 33 abuts against the groove wall of the first docking groove 21, wherein the relative positions of the first docking groove 21 and the first docking protrusion 33 are provided with chamfers, so that when the rear rubber core 2 and the transition rubber core 3 are pressed against each other, the first docking protrusion 33 can smoothly slide into the first docking groove 21 through the chamfer, and the first docking protrusion 33 outwardly presses the first docking groove 21, so that the transition rubber core 3 is connected to the rear rubber core 2; further, A plurality of third cards 22 are provided at the bottom of the first docking groove 21, and the third cards 22 are arranged around the rear glue side hole, and the third cards 22 extend obliquely in the direction close to the axis of the rear glue side hole. A shoulder 61 is provided on the outer wall of the second female terminal 6, and the shoulder 61 is located between the third card 22 and the side of the transfer glue core 3 where the first docking protrusion 33 is provided, wherein when the second wooden terminal moves into the side channel 11, the shoulder 61 abuts against the third card 22 to push the third card 22 outward, and when the shoulder 61 is located between the third card 22 and the transfer glue core 3, the third card 22 returns to its original posture, and the third card 22 blocks the second female terminal 6 from detaching from the side channel 11.

[0083] Furthermore, it also includes a sealing ring, a front cover assembly 10, a handle 20, a secondary lock and a cable assembly 9;

[0084] The housing 1 is provided with a top groove 14, and the top groove 14 is arranged around the top channel 12. The top groove 14 may be provided with a disassembly notch 15 penetrating to the top channel 12, so that the staff can remove the front shielding cover 8, the front rubber core 7 and other components from the disassembly notch 15. The sealing ring is filled in the top groove 14 to close the side of the top channel 12.

[0085] The front cover assembly 10 includes a front cover body, an interlocking terminal and a retaining auxiliary lock, the interlocking terminal is inserted into the front cover body, the retaining auxiliary lock is installed on the front cover body, the retaining auxiliary lock locks the interlocking terminal, the front cover body is arranged above the sealing ring, and the front cover body is clamped to the housing 1;

[0086] The secondary locker is installed on the handle 20, and the two sides of the handle 20 along the second direction are respectively clamped to the two sides of the housing 1 along the second direction, and the handle 20 is clamped to the bottom surface of the housing 1;

[0087] The cable assembly 9 includes a cable body, a terminal body, a shielding ring, a wire sealing body and a tail cover, wherein the terminal body, the shielding ring, the wire sealing body and the tail cover are sequentially arranged on the cable body, the terminal body is arranged at one end of the cable body, the shielding ring, the wire sealing body and the tail cover are sleeved on the outside of the cable body, the terminal body, the shielding ring and the wire sealing body are arranged in the side channel 11, the wire sealing body is used to seal the side channel 11, the terminal body is connected to the second female terminal 6, the tail cover is arranged at the channel opening of the side channel 11, and the tail cover is clamped on the housing 1 to prevent the wire sealing body from being separated from the side channel 11.

[0088] Furthermore, it also includes a clamping cover 30, which includes two clamping rings and multiple clamping strips. The two clamping rings are arranged at intervals, the clamping strip is arranged between the two clamping rings, and the multiple clamping strips are arranged at intervals around the axis of the clamping ring. The two ends of the clamping strip are respectively connected to the two clamping rings, and a wavy abutting portion is provided in the middle of the clamping strip. The distance between the abutting portion and the axis of the clamping ring is smaller than the distance between the two ends of the clamping ring and the axis of the clamping ring. The clamping cover 30 is arranged in the first terminal side hole 51. When the second female terminal 6 is inserted into the first terminal side hole 51, the second female terminal 6 opens the clamping cover 30, and the abutting portion abuts against the second female terminal 6 to clamp the second female terminal 6.

[0089] Furthermore, a through second terminal side hole is provided at the bottom of the first terminal side hole 51 , and the second female terminal 6 is further inserted into the second terminal side hole to further relatively fix the positional relationship between the first female terminal 5 and the second female terminal 6 .

[0090] The present invention also relates to an assembly method of a high-voltage connector. The high-voltage connector of this design can be the high-voltage connector described above. The assembly method comprises the following steps: S1, pressing the rear rubber core 2 and the transition rubber core 3 so that the rear rubber core 2 abuts against the transition rubber core 3; S2, pressing the assembly of the rear rubber core 2 and the transition rubber core 3 onto the rear shielding cover 4 so that the rear rubber core 2 and the transition are located inside the rear shielding cover 4, and the transition rubber top hole 32 of the transition rubber core 3 corresponds to the rear cover top hole 42 of the rear shielding cover 4; S3, pressing the rear shielding cover 4 into the side channel 11 of the outer shell 1 so that the rear shielding cover 4 is clamped on the outer shell 1 and the transition rubber top hole 32 of the transition rubber core 3 and the rear shielding cover 4, the top hole 42 of the rear cover corresponds to the top channel 12 of the shell 1; S4, insert the first female terminal 5 into the transfer glue top hole 32 of the transfer glue core 3, so that the first terminal side hole 51 of the first female terminal 5 corresponds to the transfer glue side hole 31 of the transfer glue core 3; S5, insert the second female terminal 6 into the first terminal side hole 51 of the first female terminal 5, so that the second female terminal 6 is clamped to the rear glue core 2; S6, press the front glue core to the top channel, so that the front glue core is sleeved on the outside of the first female terminal; S7, press the front shielding cover into the top channel, so that the front shielding cover is clamped to the shell, sleeved on the outside of the transfer glue core and abutted against the outer wall of the transfer glue core, and then the front glue core abuts against the transfer glue core.

[0091] In the above technical solution, in steps S1, S2, S3, S6 and S7, it is necessary to apply pressure to the two components, or to fix one of the components and apply pressure to the other to connect the two. Therefore, the above steps all require the use of a jig, while S4 and S5 only require the insertion of the female terminal and do not require the application of pressure to the components. Therefore, these two steps do not require a jig to be performed.

[0092] Furthermore, in order to increase the production efficiency of assembly, steps S1, S2, S3, S6 and S7 are performed at different stations separately, so that specific components are located in the aforementioned different stations and assembled through specific jigs, and the stations of steps S4 and S5 can be located at the same station as step S3 or at other stations for execution. Specifically, step S1 is performed at the first station; step S2 is performed at the second station; step S3 is performed at the third station; step S6 is performed at the fourth station; step S7 is performed at the fifth station, wherein each station is performed by a staff member who is responsible for executing the existing steps for assembly.

[0093] Furthermore, the assembly method also includes the following steps: between step S1 and step S2, the assembly completed in step S1 is transferred to the second station; between step S2 and step S3, the assembly completed in step S2 is transferred to the third station; between step S5 and step S6, the assembly completed in step S6 is transferred to the fourth station; between step S6 and step S7, the assembly completed in step S6 is transferred to the fifth station; so that there is a considerable distance between the stations to prevent the steps from affecting each other and to prevent the tooling used in the steps from affecting the execution of other steps, wherein the transfer of components between the stations can be achieved by transfer equipment such as manipulators and conveyor belts.

[0094] Furthermore, the specific steps in step S1 to step S7 are as follows: in step S1, the rear rubber core 2 and the transition rubber core 3 are pressed against each other along the first direction, so that the outer wall of the first docking protrusion 33 and the groove wall of the first docking groove 21 are abutted against each other, thereby connecting the rear rubber core 2 and the transition rubber core 3; in step S2, the assembly of the rear rubber core 2 and the transition rubber core 3 and the rear shielding cover 4 are pressed against each other along the first direction, so that the abutting sheet 43 abuts against the outer wall of the rear rubber core 2, thereby connecting the assembly of the rear rubber core 2 and the transition rubber core 3. and connected to the rear shielding cover 4; in step S3, the housing 1 is placed on a fixed plane, and its side away from the side channel 11 is abutted against another fixed plane to limit the movement of the housing 1 along the second direction, and the rear shielding cover 4 is pressed into the side channel 11 of the housing 1 along the first direction, so that the rear shielding cover 4 slides along the guide surface 172, the first guide inclined surface 171 and the fixed surface 173 in sequence, and the first card slides along the second guide inclined surface 182 and then snaps into the first card slot 181, thereby making the rear shielding cover 4 is connected to the housing 1; in step S4, the first female terminal 5 is inserted into the top channel 12, the rear cover top hole 42 and the transfer glue top hole 32 in the vertical direction in sequence; in step S5, the second female terminal 6 is inserted into the side channel 11, the rear cover side hole 41, the transfer glue side hole 31 and the first terminal side hole 51 in sequence along the first direction, so that the shoulder 61 is clamped between the third card 22 and the first docking protrusion 33, thereby fixing the first female terminal 5 and the second female terminal 6 in the housing 1; in step S6, the front glue The core 7 is pressed on the top channel 12 along the vertical direction, so that the front rubber core 7 is sleeved on the outside of the first female terminal 5, and the second docking protrusion 35 is located in the third docking groove sleeve; in step S7, the front shielding cover 8 is pressed into the top channel 12 along the vertical direction, so that the second card 82 is clamped in the second card slot 16, the front shielding cover 8 is sleeved on the outside of the transfer rubber core 3 and the pressing ball abuts against the outer wall of the front rubber core 7, and then the third docking groove abuts against the second docking protrusion 35, so as to specifically realize the rapid assembly of various components in the high-voltage connector.

[0095] Further, such as Fig.11 and Fig.12As shown, in step S3, the rear shielding cover 4 is pressed into the side channel 11 of the housing 1 using the first installation jig 40, and in step S7, the front shielding cover 8 is pressed into the top channel 12 of the housing 1 using the second installation jig 50; wherein the first installation jig 40 comprises a first bottom plate 401, a first base 402, a second base 403, a first pressing column 404 and a presser 405, the first base 402, the second base 403 and the presser 405 are sequentially arranged on the first bottom plate 401 along a first direction, the first base 402 is provided with a first limiting groove, The first limiting groove penetrates to the side surface of the first base 402 along the first direction, and the first limiting groove is provided with two first limiting parts opposite to each other along the first direction and two second limiting parts opposite to each other along the second direction, the first limiting part is used to abut against the two side surfaces of the shell 1 relative to the first direction, and the second limiting part is used to abut against the two side surfaces of the shell 1 relative to the second direction, the second base 403 is provided with a first guide hole penetrating along the first direction, the first pressure column 404 is slidably connected to the first guide hole, one end of the first pressure column 404 is connected to the press-in device 405, and the other end is relative to the first A limiting groove, the presser 405 is used to move the first pressing column 404 along the first direction to press the rear shielding cover 4 into the side channel 11 of the shell 1; the second installation fixture 50 includes a second bottom plate 501, a third base 502, a fixing platform 503, a pressing block 504 and a sliding column 505, the third base 502 is arranged on the second bottom plate 501, and the top surface of the third base 502 is provided with a second limiting groove matching the shell 1, the second limiting groove is used to place the shell 1 and limit the shell 1 to move in the horizontal direction, and the fixing platform 503 is fixedly arranged on the third base 502 at intervals. , a pressing block 504 and a sliding column 505 are arranged above the second limiting groove, the pressing block 504 is located below the fixed platform 503, the fixed platform 503 is provided with a through hole which passes through in the vertical direction, the sliding column 505 is slidably connected to the through hole, the bottom end of the through hole is connected to the pressing block 504, and a downward force can be applied to the top end of the sliding column 505 to press the pressing block 504 downward, thereby pressing the front shielding cover 8 into the top channel 12 of the outer shell 1; in summary, the assembly method of the present invention can improve the assembly efficiency through the first mounting fixture 40 and the second mounting fixture 50.

[0096] Furthermore, the specific structure of the first mounting fixture is as follows: the first limiting groove includes a first groove and a second groove, the first groove and the second groove are arranged in sequence and connected along the first direction, the second groove penetrates to the side of the shell 1 along the first direction, the width of the second groove along the second direction is smaller than the width of the first groove along the second direction, the two first limiting parts are respectively arranged on the two groove walls opposite to each other along the first direction of the first groove, and the two second limiting parts are respectively arranged on the two groove walls opposite to each other along the second direction of the first groove; further, the groove wall of the first groove at one end away from the second groove is provided with an arc surface and a first groove adapted to the shell 1; further, the first groove is provided with a second groove relative to the two groove walls in the second direction, and the second groove is used to accommodate the handle buckle portion of the shell 1; further, it also includes a plurality of first pressure columns 404, the second base 403 is provided with a plurality of first guide holes, the first limiting groove also includes a plurality of second grooves, and the plurality of second grooves The first pressure column 404, the first guide hole and the second groove are arranged at intervals along the second direction, and correspond to each other one by one; further, the presser 405 includes a pressing base, a second pressure column, a guide block, a first hinge part, a handle and a connecting block, the guide block and the first hinge part are arranged on the pressing base at intervals along the first direction, the guide block is provided with a second guide hole that penetrates along the first direction, the second pressure column is slidably connected to the second guide hole, one end of the handle is provided with a second hinge part, the other end is provided with a hand-holding part, a third hinge part is provided between the second hinge part and the hand-holding part, the first hinge part is rotatably connected to the second hinge part, the third hinge part is rotatably connected to one end of the connecting block, the other end of the connecting block is connected to one end of the second pressure column, and the other end of the pressure column is connected to the first pressure column 404; further, the handle is bent in a direction away from the second pressure column; further, the handle is provided with a bending part, and the bending part is located at the position of the third hinge part.

[0097] Furthermore, the following steps are included: S8, pressing the sealing ring into the top groove 14 in the vertical direction; S9, clamping the front cover assembly 10 to the top groove 14 to cover the sealing ring; S10, clamping the two sides of the handle 20 along the second direction to the two sides of the shell 1 along the second direction respectively, and clamping the handle 20 to the bottom surface of the handle 20; S11, inserting the cable assembly 9 into the side channel 11 along the first direction, and clamping it to the shell 1, so as to assemble the sealing ring, the front cover assembly, the handle and the cable assembly into the shell in sequence; specifically, before step S9, insert the interlocking terminal into the front cover body to keep the auxiliary lock installed on the front cover body, keep the auxiliary lock locking the interlocking terminal; in step S9, the front cover body is placed above the sealing ring, and the front cover body is snapped into the shell 1; before step S10, the secondary lock is installed on the handle 20; before step S11, one end of the cable body is stripped, the terminal body is installed on the end of the cable body, and the shielding ring is sleeved on the outside of the cable body; in step S11, the cable body is inserted into the side channel 11, the terminal body is inserted into the second female terminal 6, the wire sealing body and the tail cover are sleeved on the outside of the cable body, the wire sealing body is moved to the side channel 11, the tail cover is moved to the channel opening of the side channel 11, and the tail cover is snapped into the shell 1.

[0098] Furthermore, the specific transfer route of the assembly parts is as follows: use two conveyor belts to transfer the rear rubber core 2 and the transfer rubber core 3 to the first station respectively, and perform step S1 at the first station; use two conveyor belts to transfer the assembly of the rear rubber core 2 and the transfer rubber core 3 and the rear shielding cover 4 to the second station respectively, and perform step S2 at the second station; use two manipulators to transfer the rear shielding cover 4 and the shell 1 to the third station respectively, and perform step S3 at the third station; use two manipulators to transfer the shell 1 and the front rubber core 7 to the fourth station respectively, and perform step S4 at the fourth station. Perform step S6 on the workstation; use two manipulators to transfer the shell 1 and the front shielding cover 8 to the fifth workstation respectively, and perform step S7 on the fifth workstation; use two manipulators to transfer the shell 1 and the sealing ring to the sixth workstation respectively, and perform step S8 on the sixth workstation; perform steps S9 to S11 on the sixth workstation, or use a manipulator or a conveyor belt to transfer the shell 1 and related components to the seventh workstation, and then perform steps S9 to S11 on the seventh workstation; wherein, steps S4 and S5 can be performed on the fourth workstation or the fifth workstation.

[0099] Furthermore, the specific connection methods of fixed setting and fixed connection refer to the relative position relationship of two components that can be fixedly connected, including fixing by connecting parts, fixing by welding, fixing by adhesives, fixing by integral molding, and fixing by snap connections.

[0100] Furthermore, the connecting parts include fasteners, straps, ties, pneumatic connecting elements, hydraulic connecting elements, flange plates, Velcro, and buttons.

[0101] In summary, the embodiment of the present invention provides a high voltage connector and an assembly method thereof, and the technical effects thereof are:

[0102] In the high-voltage connector of the present invention, the transition rubber core 3, the rear rubber core 2, the rear shielding cover 4 and the second female terminal 6 are located in the side channel 11, and the first female terminal 5, the front rubber core 7 and the front shielding cover 8 are located in the top channel 12, wherein the transition rubber core 3 and the rear rubber core 2 are arranged in sequence, the rear rubber core 2 abuts against the transition rubber core 3, and the rear rubber core 2 and the transition rubber core 3 can be assembled by phase pressure. Further, the transition rubber core 3 and the rear rubber core 2 are arranged in sequence in the rear cover side hole 41 of the rear shielding cover 4 from the rear cover top hole 42 to the channel opening direction of the side channel 11, the rear rubber core 2 abuts against the hole wall of the rear cover side hole 41 of the rear shielding cover 4, and the assembly of the rear rubber core 2 and the transition rubber core 3 and the rear shielding cover 4 can be assembled by phase pressure. Further, the rear shielding cover 4 is snapped onto the shell 1, and the rear shielding cover 4 can be assembled to the shell 1 by pushing. Further, the first female terminal 5 is inserted into the transition rubber top hole 32, and the second female terminal 6 is located at the first terminal side hole of the first female terminal 5 51. In the first transfer rubber side hole 31 of the transfer rubber core 3 and the rear rubber side hole of the rear rubber core 2, the second female terminal 6 is clamped on the rear rubber core 2. The first female terminal 5 can be inserted into the transfer rubber top hole 32 of the transfer rubber core 3, and the second female terminal 6 can be inserted into the first terminal side hole 51 of the first female terminal 5, so that the first female terminal 5 and the second female terminal 6 are assembled on the shell 1. Further, the front rubber core 7 abuts against the transfer rubber core 3 and is sleeved on the outside of the first female terminal 5. The front rubber core 7 can be pressed on the top channel 12 to make the front rubber core 7 assembled on the shell 1. Further, the front shielding cover 8 is clamped on the shell 1, abuts against the outer wall of the front rubber core 7 and is sleeved on the outside of the front rubber core 7, so that the front shielding cover 8 is assembled on the shell 1. In summary, the high-voltage connector of the present invention does not need to use fasteners for connection during the assembly process, and does not need to be additionally loaded with fasteners during the assembly process. Therefore, the equipment cost of the assembly production line of the high-voltage connector is low and the production efficiency is high.

[0103] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principles of the present invention. These improvements and substitutions should also be regarded as the scope of protection of the present invention.

Claims

1. A high voltage connector, characterized in that: It includes a transfer rubber core, a rear rubber core, a rear shielding cover, a shell, a first female terminal, a second female terminal, a front rubber core and a front shielding cover; A side channel is provided on the side of the shell, a top channel connected to the side channel is provided on the top surface of the shell, the transfer rubber core, the rear rubber core, the rear shielding cover and the second female terminal are arranged in the side channel, and the first female terminal, the front rubber core and the front shielding cover are arranged in the top channel; The rear shielding cover is provided with a rear cover side hole on the side surface corresponding to the channel opening of the side channel, the top surface of the rear shielding cover is provided with a rear cover top hole corresponding to the top channel, the rear cover top hole penetrates to the rear cover side hole, and the rear shielding cover is clamped to the shell; The transition rubber core and the rear rubber core are sequentially arranged in the rear cover side hole from the rear cover top hole to the channel opening of the side channel, the rear rubber core abuts against the transition rubber core, the rear rubber core abuts against the hole wall of the rear cover side hole, the top surface of the transition rubber core is provided with a transition rubber top hole corresponding to the rear cover top hole, the side surface of the transition rubber core is provided with a first transition rubber side hole penetrating to the transition rubber top hole, the side surface of the rear rubber core is provided with a through rear rubber side hole, and the rear rubber side hole is connected to the first transition rubber side hole; The first female terminal is inserted into the top hole of the transfer glue, and the side surface of the first female terminal is provided with a first terminal side hole corresponding to the side hole of the first transfer glue; The second female terminal is located in the first terminal side hole, the first transfer glue side hole and the rear glue side hole, and the second female terminal is clamped to the rear glue core; The front rubber core is in contact with the transfer rubber core and is sleeved on the outer side of the first female terminal; The front shielding cover is clamped on the shell, sleeved on the outside of the front rubber core and abuts against the outer side wall of the front rubber core.

2. The high voltage connector according to claim 1, characterized in that: The inner wall surface of the side channel is provided with a guide protrusion extending in the length direction of the side channel, the top surface of the guide protrusion is provided with a fixing surface and a guide surface, the distance that the fixing surface protrudes from the inner wall surface of the side channel is greater than the distance that the guide surface protrudes from the inner wall surface of the side channel, the guide surface is closer to the channel opening of the side channel than the fixing surface, a first guide inclined surface is provided between the guide surface and the fixing surface, and the guide surface is connected to the side surface of the guide protrusion facing the channel opening of the side channel; A limit block is provided on the inner wall surface of the side channel, and the limit block is located on the inner wall surface provided with the guide protrusion, the distance between the limit block and the guide surface is greater than the distance between the limit block and the fixed surface, a second guide inclined surface is provided on the side surface of the limit block facing the channel opening of the side channel, a first card groove is provided on the top surface of the limit block, and the distance that the top surface of the limit block protrudes from the inner wall surface of the side channel is less than the distance that the fixed surface protrudes from the inner wall surface of the side channel; The rear shielding cover is provided with a first engaging hole on the side surface of the inner wall surface of the side channel provided with the limiting block, and a first engaging card extending obliquely away from the rear shielding cover is provided on the hole wall of the first engaging hole away from the channel opening of the side channel, and the first engaging card is engaged with the first engaging slot; The hole wall of the side hole of the rear cover is provided with an abutment hole, and the hole wall of the abutment hole close to the channel opening of the side channel is obliquely extended inwardly to be provided with an abutment sheet, and the abutment sheet abuts against the rear rubber core.

3. The high voltage connector according to claim 1, characterized in that: A second snap-in hole is provided on the outer side of the front shielding cover, a second card is provided on the hole wall of the second snap-in hole away from the channel opening of the top channel, the second card extends obliquely in a direction away from the axis of the front shielding cover, a second card slot is provided on the inner side wall of the top channel, and the second card is snap-connected to the second card slot; The top surface of the front shielding cover is provided with a plurality of first pressing sheets around its axis, the first pressing sheets extend obliquely toward the direction close to the axis of the front shielding cover, and the surface of the first pressing sheet facing the axis of the front shielding cover is provided with a pressing ball, the pressing ball abuts against the outer side wall of the front rubber core; The top surface of the rear shielding cover is provided with a plurality of second pressing pieces around the rear cover top hole, the second pressing piece includes a first pressing portion and a second pressing portion sequentially arranged from bottom to top, the first pressing portion extends obliquely upward in a direction close to the center of the rear cover top hole, the second pressing portion extends obliquely upward in a direction away from the center of the rear cover top hole, and the second pressing piece is pressed on a surface of the first pressing piece away from the axis of the front shielding cover; The inner side wall of the top channel is provided with a plurality of guide protrusions extending along the axial direction thereof, and the guide protrusions are respectively provided on both sides of the second clamping groove; The top surface of the transition rubber core is provided with a second docking groove surrounding the top hole of the transition rubber, the bottom of the second docking groove is provided with a second docking protrusion surrounding the top hole of the transition rubber, and the bottom surface of the front rubber core is provided with a third docking groove corresponding to the second docking protrusion, the second docking protrusion is located in the third docking groove, and the groove wall of the third docking groove abuts against the second docking protrusion.

4. The high voltage connector according to claim 1, characterized in that: The side of the rear rubber core relative to the transition rubber core is provided with a first docking groove, the first docking groove is arranged around the rear rubber side hole, the side of the transition rubber core relative to the rear rubber core is provided with a first docking protrusion, the outer side wall of the first docking protrusion abuts against the groove wall of the first docking groove; A plurality of third cards are provided at the bottom of the first docking groove, and the third cards are arranged around the rear glue side hole. The third cards extend obliquely toward the direction close to the axis of the rear glue side hole, and a shoulder is provided on the outer side wall of the second female terminal, and the shoulder is clamped between the third card and the side of the first docking protrusion.

5. The high voltage connector according to claim 1, characterized in that: Also includes a seal, a front cover assembly, a handle, a secondary lock, and a cable assembly; The housing is provided with a top groove, the top groove is arranged around the top channel, the sealing ring is filled in the top groove, the front cover assembly comprises a front cover body, an interlocking terminal and a retaining auxiliary lock, the interlocking terminal is inserted into the front cover body, the retaining auxiliary lock is installed on the front cover body, the retaining auxiliary lock locks the interlocking terminal, the front cover body is arranged above the sealing ring, and the front cover body is clamped to the housing; The secondary locker is installed on the handle, and the two sides of the handle along the second direction are respectively clamped to the two sides of the shell along the second direction, and the handle is clamped to the bottom surface of the shell; The cable assembly includes a cable body, a terminal body, a shielding ring, a wire sealing body and a tail cover, wherein the terminal body, the shielding ring, the wire sealing body and the tail cover are sequentially arranged on the cable body, the terminal body is arranged at one end of the cable body, the shielding ring, the wire sealing body and the tail cover are sleeved on the outside of the cable body, the terminal body, the shielding ring and the wire sealing body are arranged in the side channel, the terminal body is connected to the second female terminal, the tail cover is arranged at the channel opening of the side channel, and the tail cover is clamped on the outer shell.

6. A method for assembling a high voltage connector according to any one of claims 1 to 5, characterized in that: The following steps are involved: S1, press the rear rubber core and the transfer rubber core together, so that the rear rubber core abuts against the transfer rubber core; S2, press the assembly of the rear rubber core and the transfer rubber core onto the rear shielding cover, so that the rear rubber core and the transfer are located inside the rear shielding cover, and the transfer rubber top hole of the transfer rubber core corresponds to the rear cover top hole of the rear shielding cover; S3, press the rear shielding cover into the side channel of the housing so that the rear shielding cover is clamped on the housing and the top hole of the transfer rubber core and the top hole of the rear shielding cover correspond to the top channel of the housing; S4, inserting the first female terminal into the transfer glue top hole of the transfer glue core, so that the first terminal side hole of the first female terminal corresponds to the transfer glue side hole of the transfer glue core; S5, inserting the second female terminal into the first terminal side hole of the first female terminal, so that the second female terminal is clamped to the rear rubber core; S6, press the front rubber core onto the top channel so that the front rubber core is sleeved onto the outside of the first female terminal; S7, press the front shielding cover into the top channel, so that the front shielding cover is clamped on the shell, sleeved on the outside of the transition rubber core and abutted against the outer wall of the transition rubber core, and then the front rubber core abuts against the transition rubber core.

7. The method for assembling a high voltage connector according to claim 6, characterized in that: Step S1 is performed at the first station; step S2 is performed at the second station; step S3 is performed at the third station; step S6 is performed at the fourth station; step S7 is performed at the fifth station; The assembly method further comprises the following steps: Between step S1 and step S2, the assembly completed in step S1 is transferred to the second station; Between step S2 and step S3, the assembly completed in step S2 is transferred to the third station; Between step S5 and step S6, the assembly completed in step S6 is transferred to the fourth station; Between step S6 and step S7, the assembly completed in step S6 is transferred to the fifth station.

8. The method for assembling a high voltage connector according to claim 6, characterized in that: In step S1, the rear rubber core and the transition rubber core are pressed against each other along a first direction, so that the outer wall of the first docking protrusion and the groove wall of the first docking groove abut against each other, thereby connecting the rear rubber core and the transition rubber core; In step S2, the assembly of the rear rubber core and the transition rubber core and the rear shielding cover are pressed against each other along a first direction so that the abutting sheet abuts against the outer wall of the rear rubber core, thereby connecting the assembly of the rear rubber core and the transition rubber core and the rear shielding cover; In step S3, the housing is placed on a fixed plane, and the side surface thereof away from the side channel abuts against another fixed plane, so as to limit the movement of the housing in the second direction. The rear shielding cover is pressed into the side channel of the housing in the first direction, so that the rear shielding cover slides along the guide surface, the first guide inclined surface and the fixed surface in sequence, and the first card slides along the second guide inclined surface and then snaps into the first card slot, so as to connect the rear shielding cover and the housing; In step S4, the first female terminal is inserted into the top channel, the top hole of the rear cover and the top hole of the transfer glue in sequence along the vertical direction; In step S5, the second female terminal is inserted into the side channel, the side hole of the rear cover, the side hole of the adapter glue and the side hole of the first terminal in sequence along the first direction, so that the shoulder is clamped between the third card and the first docking protrusion, thereby fixing the first female terminal and the second female terminal in the housing; In step S6, the front rubber core is pressed on the top channel along the vertical direction, so that the front rubber core is sleeved on the outside of the first female terminal, and the second docking protrusion is located in the third docking groove sleeve; In step S7, the front shielding cover is pressed into the top channel along the vertical direction, so that the second card is engaged with the second card slot, the front shielding cover is sleeved on the outside of the transfer rubber core and the pressing ball abuts against the outer wall of the front rubber core, and then the third docking groove abuts against the second docking protrusion.

9. The method for assembling a high voltage connector according to claim 8, characterized in that: In step S3, the rear shield cover is pressed into the side channel of the housing using a first mounting fixture, and in step S7, the front shield cover is pressed into the top channel of the housing using a second mounting fixture; Wherein, the first installation fixture comprises a first bottom plate, a first base, a second base, a first pressure column and a presser, the first base, the second base and the presser are sequentially arranged on the first bottom plate along the first direction, the first base is provided with a first limiting groove, the first limiting groove penetrates to the side surface of the first base along the first direction, the first limiting groove is provided with two first limiting parts opposite to each other along the first direction and two second limiting parts opposite to each other along the second direction, the first limiting part is used to abut against two side surfaces of the shell relative to the first direction, the second limiting part is used to abut against two side surfaces of the shell relative to the second direction, the second base is provided with a first guide hole penetrating along the first direction, the first pressure column is slidably connected to the first guide hole, one end of the first pressure column is connected to the presser, and the other end is relative to the first limiting groove, the presser is used to move the first pressure column along the first direction to press the rear shielding cover into the side channel of the shell; The second mounting fixture includes a second bottom plate, a third base, a fixed platform, a pressure block and a sliding column. The third base is arranged on the second bottom plate. The top surface of the third base is provided with a second limiting groove matching the shell. The second limiting groove is used to place the shell and limit the movement of the shell in the horizontal direction. The fixed platform is fixedly arranged above the third base. The pressure block and the sliding column are arranged above the second limiting groove. The pressure block is located below the fixed platform. The fixed platform is provided with a through hole that passes through in the vertical direction. The sliding column is slidably connected to the through hole. The bottom end of the through hole is connected to the pressure block. The pressure block can be pressed downward by applying a downward force to the top of the sliding column, thereby pressing the front shielding cover into the top channel of the shell.

10. The method for assembling a high voltage connector according to claim 6, characterized in that: The following steps are also included: S8. Press the sealing ring into the top groove along the vertical direction; S9, placing the front cover body on the top of the sealing ring, and snapping the front cover body onto the housing to cover the sealing ring; S10, clamping the two sides of the handle along the second direction to the two sides of the housing along the second direction respectively, and clamping the handle to the bottom surface of the handle; S11, insert the cable body into the side channel along the first direction, insert the terminal body into the second female terminal, cover the wire sealing body and the tail cover on the outside of the cable body, move the wire sealing body to the side channel, move the tail cover to the channel opening of the side channel, and clamp the tail cover to the housing; Before step S9, the interlocking terminal is inserted into the front cover, the auxiliary lock is kept installed on the front cover, and the auxiliary lock is kept locking the interlocking terminal; Before step S10, the secondary lock is installed on the handle; Before step S11, one end of the cable body is stripped, a terminal body is installed on the end of the cable body, and a shielding ring is sleeved on the outside of the cable body.

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