Terminal assembly and connector

Abstract

The utility model belongs to the technical field of electric connection devices, and discloses a terminal assembly and a connector, and the terminal assembly comprises a connection main body which is provided with a plurality of first positioning holes; the plurality of first terminals extend along the first direction, each first terminal is provided with a plugging end and a first protruding part which are sequentially arranged along the first direction, at least part of the first terminal between the plugging end and the first protruding part is arranged in the first positioning hole, and the first protruding part is arranged outside the first positioning hole; the positioning piece is provided with a plurality of stopping parts, notches are formed in the stopping parts, the positioning piece can be fixedly connected to the connecting main body, the stopping parts avoid the first terminals installed on the connecting main body and / or the cables connected to the first terminals through the notches, and the stopping parts are pressed on the sides, away from the connecting main body, of the first protruding parts. The stacked energy storage connector can solve the technical problem that in the prior art, when a plurality of terminals in the stacked energy storage connector are inserted into positioning holes at the same time, the assembling difficulty is large.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of electrical connection devices, and particularly relates to a terminal assembly and a connector. BACKGROUND

[0002] There are many signal terminals in a stacked energy storage connector. When the stacked energy storage connector is assembled, there are usually two schemes. One scheme is to connect cables to the terminals first, then assemble the terminals into the same glue core, and then insert the multiple terminals into the multiple positioning holes in the connector seat when the glue core and the connector seat are assembled. The multiple terminals need to be aligned with the corresponding positioning holes at the same time, and the assembly of the terminals is difficult. Another scheme is to press the cables to the terminals first, then insert the multiple terminals into the corresponding positioning holes in the connector seat one by one, then pass the ends of the multiple cables away from the terminals into the mounting holes of the glue core one by one, and finally assemble the glue core on the terminals and with the connector seat. This assembly method increases the step of passing the multiple cables into the multiple mounting holes, and the production efficiency is low. CONTENT OF THE UTILITY MODEL

[0003] The purpose of the embodiments of the application is to provide a terminal assembly and a connector to solve the technical problems of the prior art that the multiple terminals in the stacked energy storage connector are difficult to assemble when inserted into the positioning holes at the same time, and the production efficiency is low when the multiple cables are passed into the multiple mounting holes.

[0004] To achieve the above-mentioned purpose, the embodiments of the first aspect of the application provide a terminal assembly, comprising: a connection main body, the connection main body is provided with multiple first positioning holes; multiple first terminals, extending along a first direction, the first terminal is provided with a plug-in end and a first protruding portion arranged in sequence along the first direction, at least part of the first terminal between the plug-in end and the first protruding portion is arranged in the first positioning hole, and the first protruding portion is arranged outside the first positioning hole; a positioning member, the positioning member is provided with multiple stop portions, the stop portion is provided with a gap, the positioning member can be fixedly connected to the connection main body, the stop portion avoids the first terminal mounted on the connection main body and / or the cable connected to the first terminal through the gap, and the stop portion is pressed on the side of the first protruding portion away from the connection main body.

[0005] In some embodiments, the stop portion is arranged at one end of the positioning member along a second direction, the second direction is perpendicular to the first direction, the multiple stop portions are arranged in sequence along a third direction, the third direction intersects with the first direction and the second direction; the positioning member is provided with two, and the gaps on the two positioning members are oppositely arranged.

[0006] In some embodiments, the first terminal is further provided with a second protruding portion, the second protruding portion is arranged between the first protruding portion and the plug-in end; a flange is arranged on the hole wall of the first positioning hole, the flange is abutted on the end of the second protruding portion away from the first protruding portion, and the flange is used to block the movement of the first terminal along the first direction.

[0007] In some embodiments, the terminal assembly further comprises a second terminal connected to the positioning member, the second terminal having a diameter different from that of the first terminal; and the connecting body further comprises a second positioning hole configured to accommodate the second terminal.

[0008] In some embodiments, the second terminal is provided with a positioning groove on an outer surface thereof, and the positioning member is provided with a positioning portion configured to be engaged in the positioning groove; in the first direction, the positioning portion is abutted against a groove wall of the positioning groove close to the insertion end, and the positioning portion is configured to impede movement of the second terminal in the first direction.

[0009] In some embodiments, the positioning groove is an annular structure extending along a circumferential direction of the second terminal, the positioning member is provided with a mounting hole configured to accommodate the second terminal, and the positioning portion is provided in a plurality of annular rings around the mounting hole, the plurality of positioning portions being arranged along the circumferential direction of the second terminal, and the plurality of positioning portions being configured to impede movement of the second terminal in a direction perpendicular to the first direction.

[0010] In some embodiments, the terminal assembly further comprises a sealing structure provided on at least one side of the connecting body along the first direction, the sealing structure being configured to seal a gap between the connecting body and an external structure.

[0011] In some embodiments, the first terminal is a jack terminal, and the terminal assembly further comprises a guide member provided on a side of the jack terminal away from the positioning member along the first direction, the guide member being provided with a plurality of guide holes extending along the first direction, the plurality of guide holes corresponding to the plurality of jack terminals respectively, and the guide holes being configured to guide insertion of the pin terminals into the jack terminals.

[0012] In some embodiments, the guide hole comprises a guide section provided at an end of the guide hole away from the jack terminal along the first direction; in the first direction, a hole diameter of the guide section gradually decreases from the end away from the jack terminal to an end close to the jack terminal.

[0013] Embodiments of the second aspect of the present application further provide a connector comprising a pin connecting member and a jack connecting member, the pin connecting member and / or the jack connecting member being the terminal assembly of any one of the embodiments of the first aspect.

[0014] The terminal assembly and the connector provided by the application have the beneficial effects that the connecting body is arranged to protect the first terminal located in the interior of the connecting body; the stop portion on the positioning member is pressed on the first protruding portion of the first terminal to limit the movement of the first terminal in the first direction and prevent the first terminal from exiting the first positioning hole. When assembling the terminal assembly, the plurality of first terminals can be inserted into the first positioning hole one by one, and then the stop portion is pressed on the first protruding portion, thereby reducing the assembly difficulty of the plurality of first terminals and the plurality of first positioning holes; the notch is arranged to enable the positioning member to be combined with the cable from the side, and the part of the cable close to the first terminal can be directly placed in the notch, and then the stop portion can be quickly pressed on the first protruding portion, without the need of inserting the end of the cable away from the first terminal into the notch, thereby improving the production efficiency; before the positioning member is installed, the end of the cable away from the first terminal can be connected with other terminals, and the installation of the positioning member is not limited by the cable, thereby making the assembly more convenient. The application can solve the technical problems of large assembly difficulty when the plurality of terminals are simultaneously inserted into the first positioning hole in the stacked energy storage connector and low production efficiency when the plurality of cables are inserted into the plurality of installation holes. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1 Schematic diagram of the terminal assembly provided by some embodiments of the application Figure 1

[0017] Figure 2 Schematic diagram of the terminal assembly provided by some embodiments of the application Figure 2

[0018] Figure 3 Schematic diagram of the terminal assembly provided by some embodiments of the application in an exploded state

[0019] Figure 4 Schematic diagram of the first terminal as a jack terminal provided by some embodiments of the application Figure 1

[0020] Figure 5 Schematic diagram of the first terminal as a jack terminal provided by some embodiments of the application Figure 2

[0021] Figure 6 Schematic diagram of the first terminal as a plug pin terminal provided by some embodiments of the application Figure 1

[0022] ​​​​​Figure 7 A schematic diagram of a first terminal as a pin terminal provided for some embodiments of this application. Figure 2 ;

[0023] Figure 8 A schematic diagram of a positioning element provided in some embodiments of this application;

[0024] Figure 9 This is a schematic diagram of the internal structure of a terminal assembly provided in some embodiments of this application;

[0025] Figure 10 Cross-sectional view of a guide provided in some embodiments of this application;

[0026] Figure 11 A schematic diagram showing the connection between the first terminal and the connecting body provided in some embodiments of this application;

[0027] Figure 12 A schematic diagram showing the positioning element connected to the connecting body according to some embodiments of this application;

[0028] Figure 13 for Figure 9 Enlarged view of part A in the middle;

[0029] Figure 14 for Figure 9 Enlarged view of part B in the middle;

[0030] Figure 15 A schematic diagram of a second terminal as a socket terminal provided for some embodiments of this application. Figure 1 ;

[0031] Figure 16 A schematic diagram of a second terminal as a socket terminal provided for some embodiments of this application. Figure 2 ;

[0032] Figure 17 Schematic diagram of a second terminal as a pin terminal provided for some embodiments of this application Figure 1 ;

[0033] Figure 18 Schematic diagram of a second terminal as a pin terminal provided for some embodiments of this application Figure 2 ;

[0034] Figure 19 Schematic diagram of the connection structure of the connection body and guide provided in some embodiments of this application;

[0035] Figure 20 A schematic diagram of a connector provided for some embodiments of this application.

[0036] The following are the labeling elements in the figure:

[0037] 100. Terminal assembly;

[0038] 10, connecting body; 11, first positioning hole; 12, flange; 13, positioning column; 14, first connecting hole; 15, protruding structure; 16, second positioning hole;

[0039] 20, first terminal; 21, plug end; 22, first protruding part; 23, second protruding part; 24, elastic sheet;

[0040] 30, positioning member; 31, stop part; 311, notch; 32, positioning part; 33, mounting hole;

[0041] 40, second terminal; 41, positioning groove;

[0042] 50, guide member; 51, guide hole; 511, guide segment; 512, guide segment; 52, positioning column hole; 53, second connecting hole;

[0043] 60, sealing structure;

[0044] 70, cable;

[0045] 200, connector;

[0046] 201, pin connecting member; 202, socket connecting member. DETAILED DESCRIPTION

[0047] In order to make the technical problems to be solved, technical solutions and beneficial effects of the present application clearer, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not to limit the present application.

[0048] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0049] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0050] In addition, the terms "first", "second", "third", etc. are used only for descriptive purposes and are not to be construed as indicating or implying relative importance or an ordered ranking of the indicated technical features. Thus, features defined with "first", "second" or "third" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly and specifically limited.

[0051] Embodiments of the first aspect of the present application provide a terminal assembly capable of being connected with corresponding other terminal connection structures and transmitting signals. Embodiments of the present application take the terminal assembly in a stacked energy storage connector as an example for illustration. It can be understood that the terminal assembly can also be used in automated equipment, communication equipment and the like.

[0052] Embodiments of the first aspect of the present application provide a terminal assembly 100, please refer to Figures 1 to 4 , Figure 8 , Figure 9 and Figure 13 , the terminal assembly 100 includes a connection body 10, a plurality of first terminals 20 and a positioning member 30. The connection body 10 is provided with a plurality of first positioning holes 11; the plurality of first terminals 20 extend along a first direction Z, the first terminal 20 is provided with a plug-in end 21 and a first protruding portion 22 arranged in sequence along the first direction Z, at least part of the first terminal 20 between the plug-in end 21 and the first protruding portion 22 is arranged in the first positioning hole 11, and the first protruding portion 22 is arranged outside the first positioning hole 11; the positioning member 30 is provided with a plurality of stop portions 31, the stop portion 31 is provided with a notch 311, the positioning member 30 can be fixedly connected to the connection body 10, the stop portion 31 avoids the first terminal 20 installed on the connection body 10 and / or the cable 70 connected to the first terminal 20 through the notch 311, and the stop portion 31 is pressed on the side of the first protruding portion 22 away from the connection body 10.

[0053] The connection body 10 is used to support the first terminal 20 and the positioning member 30, the plurality of first positioning holes 11 correspond to the plurality of first terminals 20, each first positioning hole 11 can accommodate one first terminal 20, and the first positioning hole 11 extends along the first direction Z. Optionally, the connection body 10 can include insulating materials such as plastic and rubber, which can insulate and isolate the plurality of first terminals 20.

[0054] Optionally, please refer to Figure 6 and Figure 7 , the first terminal 20 can be a pin terminal. Optionally, please refer to Figure 4 and Figure 5 , the first terminal 20 can also be a socket terminal. Optionally, please refer to Figure 5 and Figure 6 , the first terminal 20 can be made into a machined terminal using a machining method, which improves the plug-in life. Optionally, please refer toFigure 4 and Figure 7 The first terminal 20 can also be made into a stamped terminal using a stamping method, improving production efficiency and reducing production cost.

[0055] The insertion end 21 is located at the end of the first terminal 20 along the first direction Z, and is used for insertion with other pin terminals or socket terminals. The end of the first terminal 20 away from the insertion end 21 is used for connecting the cable 70.

[0056] At least part of the first terminal 20 between the insertion end 21 and the first protruding portion 22 is arranged in the first positioning hole 11, that is, when the first terminal 20 is a socket terminal, the insertion end 21 is arranged in the first positioning hole 11, and in the first direction Z, the part of the first terminal 20 between the insertion end 21 and the first protruding portion 22 can be arranged in the first positioning hole 11 entirely; when the first terminal 20 is a pin terminal, the insertion end 21 is located outside the first positioning hole 11, and the insertion end 21 and the first protruding portion 22 are respectively located on both sides of the first positioning hole 11 along the first direction Z, in the first direction Z, the part of the first terminal 20 between the insertion end 21 and the first protruding portion 22 is arranged in the first positioning hole 11, and the other part of the first terminal 20 between the insertion end 21 and the first protruding portion 22 is arranged outside the insertion hole. Optionally, the part of the first terminal 20 arranged in the first positioning hole 11 is in contact with the hole wall of the first positioning hole 11 in a direction perpendicular to the first direction Z, which can prevent the first terminal 20 from moving radially.

[0057] The first protruding portion 22 is arranged on one side of the first positioning hole 11 along the first direction Z, and the protruding direction of the first protruding portion 22 intersects the first direction Z. Optionally, the first protruding portion 22 can be arranged on the end surface of the first terminal 20 away from the insertion end 21 along the first direction Z. Optionally, the first protruding portion 22 can also be arranged at a position spaced from the end surface of the first terminal 20 along the first direction Z. Optionally, the first protruding portion 22 can be a rod-shaped structure or a sheet-shaped structure, etc., which is convenient to manufacture. Optionally, the first protruding portion 22 can also be an annular structure extending along the circumference of the first terminal 20, and the structure of the first protruding portion 22 is more stable.

[0058] The positioning member 30 can be fixedly connected to the connecting body 10 and position the first terminals 20, so that the first terminals 20 are fixed relative to the connecting body 10. The plurality of stop portions 31 correspond to the plurality of first protruding portions 22 of the plurality of first terminals 20, and the stop portions 31 are pressed against the side of the first protruding portions 22 away from the connecting body 10, that is, one stop portion 31 is arranged on one side of each first protruding portion 22. In the first direction Z, the stop portion 31 is pressed against the end of the first protruding portion 22 away from the first positioning hole 11, so that the stop portion 31 is prevented from moving away from the first positioning hole 11, and the first terminal 20 is prevented from being removed from the first positioning hole 11. The stop portion 31 is arranged at the edge of the positioning member 30. Alternatively, the plurality of stop portions 31 can be arranged at one end of the positioning member 30 in one direction perpendicular to the first direction Z. Alternatively, the plurality of stop portions 31 can be arranged at different ends of the positioning member 30 in a plurality of directions perpendicular to the first direction Z. Alternatively, the positioning member 30 can be made of an insulating material such as plastic or rubber, so as to insulate and separate the plurality of first terminals 20.

[0059] The gap 311 penetrates the stop portion 31 in the first direction Z, and the opening of the gap 311 is arranged towards the outside of the positioning member 30 in a direction perpendicular to the first direction Z. The stop portion 31 avoids the first terminal 20 and / or the cable 70 of the first terminal 20 mounted on the connecting body 10 through the gap 311, that is, before the positioning member 30 is connected to the connecting body 10, the first terminal 20 has been connected to the cable 70 and inserted into the first positioning hole 11; when the positioning member 30 is connected to the connecting body 10, in the case that the first positioning portion 32 is arranged on the end face of the first terminal 20, the positioning member 30 avoids the cable 70 through the opening of the gap 311, accommodates the cable 70 in the gap 311, and arranges the stop portion 31 around the cable 70 and presses the first positioning portion 32; when the positioning member 30 is connected to the connecting body 10, in the case that the first positioning portion 32 is arranged away from the end face of the first terminal 20 in the first direction Z, the positioning member 30 can avoid the end of the first terminal 20 through the opening of the gap 311, accommodates the end of the first terminal 20 away from the insertion end 21 in the gap 311, and arranges the stop portion 31 around the first terminal 20 and presses the first positioning portion 32.

[0060] Please refer to Figure 11 and Figure 12 When assembling the terminal assembly 100, the cable 70 is connected to the plurality of first terminals 20, then the plurality of first terminals 20 are inserted into the plurality of first positioning holes 11 respectively, then the stop portion 31 of the positioning member 30 is moved towards the first terminal 20, the cable 70 is avoided through the gap 311, the plurality of cables 70 are accommodated in the plurality of gaps 311 respectively, the plurality of stop portions 31 are pressed against the plurality of first positioning portions 32 respectively, and finally the positioning member 30 is fixedly connected to the connecting body 10.

[0061] The beneficial effects of the embodiment of the application are that the connection main body 10 can protect the first terminals 20 located inside; the stop portion 31 on the positioning member 30 is pressed on the first protruding portion 22 of the first terminal 20, which can limit the movement of the first terminal 20 in the first direction Z and prevent the first terminal 20 from exiting the first positioning hole 11. When assembling the terminal assembly 100, the plurality of first terminals 20 can be inserted into the first positioning hole 11 one by one, and then the stop portion 31 is pressed on the first protruding portion 22, which reduces the assembly difficulty of the plurality of first terminals 20 and the plurality of first positioning holes 11; the notch 311 can be used to combine the positioning member 30 with the cable 70 from the side, and the part of the cable 70 close to the first terminal 20 can be directly placed in the notch 311, and then the stop portion 31 can be quickly pressed on the first protruding portion 22, without the need to pass the end of the cable 70 away from the first terminal 20 into the notch 311, which improves the assembly efficiency; when disassembling the positioning member 30, the end of the cable 70 away from the first terminal 20 can be connected with other terminals, and the disassembly of the positioning member 30 is not limited by the cable 70, which is more convenient to disassemble. The embodiment of the application can solve the technical problems of large assembly difficulty when the plurality of terminals are simultaneously inserted into the first positioning hole 11 in the stacked energy storage connector 200, and low production efficiency when the plurality of cables 70 are passed into the plurality of mounting holes.

[0062] In some embodiments, referring to Figure 1 and Figure 8 , the plurality of stop portions 31 are arranged on one end of the positioning member 30 along the second direction X, the second direction X is perpendicular to the first direction Z, the plurality of stop portions 31 are arranged in sequence along the third direction Y, the third direction Y intersects with the first direction Z and the second direction X; the positioning member 30 is provided with two, the notches 311 on the two positioning members 30 are oppositely arranged.

[0063] The plurality of stop portions 31 are arranged at the edge position of the same end of the positioning member 30 along the second direction X, and the opening of the notch 311 faces the outside of the positioning member 30 along the second direction X. The plurality of stop portions 31 are arranged in sequence along the third direction Y, that is, the plurality of stop portions 31 are arranged in a row along the third direction Y, and the plurality of first terminals 20 corresponding to the stop portions 31 are arranged in a row along the third direction Y. Optionally, the third direction Y is perpendicular to the first direction Z and the second direction X.

[0064] The plurality of stop portions 31 on the two positioning members 30 are arranged along the third direction Y, and the terminal assembly 100 includes two rows of first terminals 20 corresponding to the two rows of stop portions 31; the notches 311 on the two positioning members 30 correspond one by one, and the openings of the notches 311 on the two positioning members 30 are oppositely arranged, and the two opposite notches 311 are communicated through the openings.

[0065] The beneficial effects of the embodiments of the present application are that the plurality of first terminals 20 are arranged in rows with the plurality of stop portions 31, facilitating quick alignment of the plurality of stop portions 31 with the plurality of first terminals 20, and improving the speed of connecting the positioning member 30 to the connection main body 10; the two rows of first terminals in the terminal assembly 100 can transmit more information, and the two positioning members 30 can be respectively mounted to the connection main body 10 from the two sides of the two rows of terminals, which can ensure the installation efficiency of the positioning member 30.

[0066] In some embodiments, referring to Figure 9 and Figure 13 , the first terminal 20 is further provided with a second protruding portion 23, which is arranged between the first protruding portion 22 and the plug-in end 21; the hole wall of the first positioning hole 11 is provided with a flange 12, which abuts against one end of the second protruding portion 23 away from the first protruding portion 22, and the flange 12 is used to block the movement of the first terminal 20 in the first direction Z.

[0067] In the first direction Z, the second protruding portion 23 is located between the first protruding portion 22 and the plug-in end 21, and the protruding direction of the second protruding portion 23 intersects the first direction Z. Optionally, the second protruding portion 23 can be a rod-shaped structure or a sheet-shaped structure, etc., for easy manufacturing. Optionally, the second protruding portion 23 can also be an annular structure extending along the circumference of the first terminal 20, and the structure of the second protruding portion 23 is more stable.

[0068] In the first direction Z, the flange 12 is arranged between the second protruding portion 23 and the plug-in end 21 and abuts against the end face of the second protruding portion 23 away from the first protruding portion 22, and the flange 12 can block the movement of the first terminal 20 in the direction away from the positioning member 30, the stop portion 31 can block the movement of the first terminal 20 in the direction close to the positioning member 30, and the flange 12 cooperates with the stop portion 31 to keep the first terminal 20 stable in the first direction Z. Optionally, the flange 12 can be an annular structure extending along the circumference of the first terminal 20, and the structure of the flange 12 is more stable. Optionally, the flange 12 can also be a C-shaped structure, etc.

[0069] The beneficial effects of the embodiments of the present application are that the flange 12 is arranged to abut against the second protruding portion 23, which can block the movement of the first terminal 20 in the first direction Z away from the positioning member 30, and when the first terminal 20 is inserted into the first positioning hole 11, the abutment of the second protruding portion 23 and the flange 12 can position the installation position of the first terminal 20 in the first positioning hole 11, improving the installation efficiency of the first terminal 20.

[0070] In some embodiments, referring to Figure 4 , Figure 9 and Figure 14The first terminal 20 is provided with a plurality of elastic pieces 24, the plurality of elastic pieces 24 are distributed along the circumference of the first terminal 20, one end of the elastic piece 24 close to the plug-in end 21 along the first direction Z is connected to the first terminal 20, one end of the elastic piece 24 away from the plug-in end 21 along the first direction Z is spaced apart from the first terminal 20 along the radial direction of the first terminal 20, the hole wall of the first positioning hole 11 is provided with a protruding structure 15, the protruding structure 15 is arranged on the side of the elastic piece 24 away from the plug-in end 21 along the first direction Z, the protruding structure 15 is used to hinder the movement of the elastic piece 24 along the first direction Z to the direction close to the positioning piece 30, and prevent the first terminal 20 from exiting the first positioning hole 11.

[0071] In some embodiments, referring to Figure 1 and Figure 15 , the terminal assembly 100 further comprises a second terminal 40 connected to the positioning piece 30, the diameter of the second terminal 40 is different from the diameter of the first terminal 20; the connecting body 10 is further provided with a second positioning hole 16, the second positioning hole 16 is used to accommodate the second terminal 40.

[0072] The second terminal 40 extends along the first direction Z, the second terminal 40 and the first terminal 20 can conduct different sizes of current and transmit different signals. When the first terminal 20 is a jack terminal, the second terminal 40 is also a jack terminal; when the first terminal 20 is a pin terminal, the second terminal 40 is also a pin terminal. Optionally, the diameter of the second terminal 40 is larger than the diameter of the first terminal 20, and the current carrying capacity is stronger, and the second terminal 40 can be used as a power terminal. Optionally, the diameter of the second terminal 40 can also be smaller than the diameter of the first terminal 20, which is suitable for cables 70 with smaller diameters. Optionally, the second terminal 40 can include terminals with different diameters, which can conduct different sizes of current and transmit more types of signals. Optionally, the second terminal 40 can also include a terminal with one diameter. Optionally, referring to Figure 15 and Figure 18 , the second terminal 40 can be a busbar type terminal, and the second terminal 40 is connected with the cable 70 by screwing the copper bar, which is more firm. Optionally, referring to Figure 16 and Figure 17 , the second terminal 40 can also be a crimping type terminal, and the second terminal 40 is connected with the cable 70 by crimping, which is faster.

[0073] The first terminal 20 and the second terminal 40 can be used as power terminals, heating terminals or signal terminals, and different numbers and types of second terminals 40 and first terminals 20 can be freely combined according to actual needs during use, so as to meet different functional requirements such as overcurrent, heating and signal sensing.

[0074] The second positioning hole 16 extends along the first direction Z, and the second terminal 40 is inserted into the second positioning hole 16. Optionally, the hole wall of the second positioning hole 16 abuts against the outer surface of the second terminal 40 along the direction perpendicular to the first direction Z, so that the second terminal 40 can be prevented from moving along the radial direction.

[0075] The embodiment of the present application has the beneficial effects that: the second terminal 40 with a diameter different from that of the first terminal 20 can transmit different types of signals from the first terminal 20, the terminal assembly 100 can meet the transmission of different currents and different signal types in different occasions, and has better compatibility; the second positioning hole 16 can be used to insert the second terminal 40 into the connection main body 10, and the connection main body 10 can protect the internal second terminal 40.

[0076] In some embodiments, please refer to Figure 1 、 Figure 8 and Figure 15 , the outer surface of the second terminal 40 is provided with a positioning groove 41, and the positioning member 30 is provided with a positioning portion 32, the positioning portion 32 is clamped in the positioning groove 41, and in the first direction Z, the positioning portion 32 abuts against the groove wall of the positioning groove 41 close to the insertion end 21, and the positioning portion 32 is used to prevent the second terminal 40 from moving along the first direction Z.

[0077] The positioning groove 41 is recessed from the outer surface of the second terminal 40 to the inside of the second terminal 40, and the recessed direction of the positioning groove 41 intersects the first direction Z. The positioning portion 32 abuts against the groove wall of the positioning groove 41 close to the insertion end 21, that is, the positioning portion 32 can prevent the second terminal 40 from moving away from the insertion end 21 along the first direction Z, and prevent the second terminal 40 from moving to the direction close to the positioning portion 32 and then exiting the second positioning hole 16.

[0078] The embodiment of the present application has the beneficial effects that: the positioning portion 32 and the groove wall of the positioning groove 41 abut against each other, which can prevent the positioning groove 41 from moving along the first direction Z close to the positioning portion 32, and further prevent the second terminal 40 from exiting the second positioning hole 16, so that the second terminal 40 can be kept stable.

[0079] In some embodiments, please refer to Figure 8 and Figure 15 , the positioning groove 41 is an annular structure extending along the circumferential direction of the second terminal 40, the positioning member 30 is provided with a mounting hole 33, the mounting hole 33 is used to accommodate the second terminal 40, and the positioning portion 32 is provided with a plurality of positioning portions 32 around the mounting hole 33, the plurality of positioning portions 32 are arranged along the circumferential direction of the second terminal 40, and the plurality of positioning portions 32 are used to prevent the second terminal 40 from moving along the direction perpendicular to the first direction Z.

[0080] The mounting hole 33 penetrates the positioning member 30 along the first direction Z, and the second terminal 40 can pass through the positioning member 30 from the mounting hole 33 when the second terminal 40 is connected to the positioning member 30.

[0081] The positioning portions 32 are arranged on one side of the mounting hole 33 along the first direction Z, the plurality of positioning portions 32 are arranged around the axis of the mounting hole 33, the plurality of positioning portions 32 are arranged along the circumferential direction of the second terminal 40, that is, the positioning portions 32 are arranged in the positioning groove 41 along the extension direction of the positioning groove 41, the plurality of positioning portions 32 are used to prevent the second terminal 40 from moving along the direction perpendicular to the first direction Z, that is, the plurality of positioning portions 32 form an annular structure, the plurality of positioning portions 32 are arranged on different sides of the second terminal 40 along a plurality of directions perpendicular to the first direction Z, and can prevent the second terminal 40 from moving along the radial direction. Optionally, the positioning portions 32 are arranged in three or more, the plurality of positioning portions 32 are arranged at equal intervals along the circumferential direction of the second terminal 40, and the second terminal 40 is prevented from moving along the radial direction. Optionally, the positioning portions 32 can also be arranged in two, the positioning portions 32 are arranged in an arc structure coaxial with the positioning groove 41, the two positioning portions 32 are arranged at equal intervals along the circumferential direction of the second terminal 40, and the structure of the positioning member 30 can be simplified.

[0082] Optionally, the positioning member 30 is provided with the mounting hole 33, the mounting hole 33 is used to accommodate the second terminal 40, when the terminal assembly 100 is assembled, the cable 70 is connected to the plurality of second terminals 40, then the second terminal 40 is inserted through the annular structure formed by the mounting hole 33 and the plurality of positioning portions 32, and the positioning portions 32 are clamped with the positioning groove 41; then the second terminal 40 is aligned with the second positioning hole 16, and the positioning member 30 provided with the second terminal 40 is fixedly connected to the connection main body 10.

[0083] The beneficial effects of the embodiments of the present application are that the positioning groove 41 is arranged in an annular structure and provided with a plurality of positioning portions 32, which can prevent the second terminal 40 from moving along a plurality of directions perpendicular to the first direction Z, can position the radial position of the second terminal 40 on the positioning member 30, prevent the second terminal 40 from moving along the radial direction, and make the second terminal 40 more stable.

[0084] In some embodiments, please refer to Figure 1 , Figure 8 and Figure 15 , in the first direction Z, the plurality of positioning portions 32 abut against the groove wall of the positioning groove 41 away from the plug-in end 21, and the positioning portions 32 are also used to prevent the second terminal 40 from moving along the first direction Z to the direction close to the plug-in end 21.

[0085] When the second terminal 40 is inserted through the annular structure formed by the plurality of positioning portions 32, the second terminal 40 extrudes the positioning portions 32 along the radial direction, so that the positioning portions 32 are elastically deformed, the diameter of the annular structure formed by the plurality of positioning portions 32 is increased, when the positioning groove 41 moves to the position of the positioning portion 32, the positioning portion 32 is reset under the action of elasticity and clamped with the positioning groove 41, and the plurality of positioning portions 32 limit the movement of the second terminal 40 along the axial direction and the radial direction, so that the second terminal 40 is quickly connected with the positioning member 30.

[0086] In some embodiments, referring to Figure 3 The terminal assembly 100 further comprises a sealing structure 60 arranged on at least one side of the connecting body 10 along the first direction Z, and the sealing structure 60 is configured to seal the gap between the connecting body 10 and the external structure.

[0087] The sealing structure 60 is connected to the connecting body 10. Optionally, the sealing structure 60 can be arranged on the side of the connecting body 10 close to the insertion end 21 along the first direction Z. When the terminal assembly 100 is inserted into another terminal connection structure, the sealing structure 60 can seal the gap between the connecting body 10 and the other terminal connection structure, so that the end of the terminal assembly 100 close to the insertion end 21 has a waterproof function.

[0088] Optionally, the sealing structure 60 can also be arranged on the side of the connecting body 10 away from the insertion end 21 along the first direction Z. When the terminal assembly 100 is installed on an external device such as an energy storage box, the sealing structure 60 can seal the gap between the external device and the connecting body 10, so that the end of the terminal assembly 100 away from the insertion end 21 has a waterproof function.

[0089] Optionally, the sealing structure 60 can also be arranged on both sides of the connecting body 10 along the first direction Z, so that both ends of the terminal assembly 100 along the first direction Z can be waterproof.

[0090] Optionally, the sealing structure 60 can be a waterproof pad, a waterproof ring, etc.

[0091] The beneficial effects of the embodiments of the present application are that the sealing structure 60 can improve the waterproof performance of the terminal assembly 100, and the terminal assembly 100 is more stable during operation.

[0092] In some embodiments, referring to Figure 3 and Figure 9 The first terminal 20 is a jack terminal, and the terminal assembly 100 further comprises a guide 50 arranged on the side of the jack terminal away from the positioning member 30 along the first direction Z. The guide 50 is provided with a plurality of guide holes 51 extending along the first direction Z, and the plurality of guide holes 51 correspond to the plurality of jack terminals respectively. The guide hole 51 is configured to guide the insertion of the pin terminal into the jack terminal.

[0093] The jack terminal has a jack hole for accommodating the pin terminal, and one opening of the jack hole is located at the insertion end 21. The pin terminal can be inserted into the jack hole from the insertion end 21.

[0094] The guide 50 is fixed to the connecting body 10. The guide 50 is arranged on the side of the jack terminal away from the positioning member 30 in the first direction Z, that is, the guide 50 is located on the side of the jack terminal close to the plug end 21 in the first direction Z. For each jack terminal, there is a guide hole 51 corresponding to the jack on the jack terminal, and the corresponding guide hole 51 coincides with the center line of the jack. The diameter of the guide hole 51 is greater than or equal to the diameter of the corresponding jack. When the jack terminal is connected with the pin terminal, the pin terminal is first inserted into the guide hole 51, so that the length direction of the pin terminal is consistent with the length direction of the guide hole 51, and then the pin terminal is inserted into the jack of the jack terminal. Optionally, the guide 50 can include an insulating material such as plastic or rubber, which can insulate and isolate the plurality of pin terminals.

[0095] The beneficial effects of the embodiments of the present application are that the guide 50 and the guide hole 51 can guide the pin terminal to be inserted into the guide hole 51 and then inserted into the jack terminal. In the case that the pin terminal is bent or inclined, the hole wall of the guide hole 51 abuts against the pin terminal and can change the shape of the pin terminal, so that the pin terminal is inserted into the jack terminal in the first direction Z, and the pin terminal is prevented from damaging the jack terminal.

[0096] In some embodiments, referring to Figure 10 , the guide hole 51 includes a guide section 512 arranged at one end of the guide hole 51 away from the jack terminal in the first direction Z. In the first direction Z, the diameter of the guide section 512 gradually decreases from the end away from the jack terminal to the end close to the jack terminal.

[0097] The guide section 512 refers to a section of the guide hole 51 extending from the end surface of the guide 50 away from the jack terminal to the jack terminal in the first direction Z. The diameter of the guide section 512 is the largest at the end surface of the guide 50 away from the jack terminal and is greater than the diameter of the pin terminal, so that the pin terminal can be stably inserted into the guide section 512. In the first direction Z, the diameter of the guide section 512 gradually decreases from the end surface of the guide 50 away from the jack terminal to the direction of the guide 50 close to the jack terminal.

[0098] The guide section 512 further includes a guide section 511 arranged at the side of the guide section 512 close to the jack terminal in the first direction Z. The diameter of the guide section 511 is equal to the smallest diameter of the end of the guide section 512 close to the jack terminal, so that the pin terminal can be stably inserted into the guide section 512. The diameter of the guide section 511 is equal to the diameter of the jack in the jack terminal, so that the pin terminal extends in the first direction Z in the guide section 512.

[0099] The beneficial effects of the embodiments of the present application are that the hole diameter of the guide section 512 away from the one end of the jack terminal in the first direction Z is large, so that the pin terminal is easy to be inserted into the guide hole 51 from the guide section 512, and then the pin terminal can be guided to be stably inserted into the jack terminal.

[0100] In some embodiments, referring to Figure 10 , the one end of the guide hole 51 close to the jack terminal in the first direction Z is used to accommodate the end of the jack terminal, and the hole diameter of the one end of the guide hole 51 close to the jack terminal in the first direction Z is greater than or equal to the hole diameter of the jack terminal. When the jack terminal is installed, it is directly inserted into the guide hole 51, and the jack terminal can be stably communicated with the guide hole 51.

[0101] In some embodiments, referring to Figure 19 , the one end of the connection main body 10 close to the guide 50 in the first direction Z is provided with a plurality of positioning columns 13 and a plurality of first connection holes 14, the guide 50 is provided with a plurality of positioning column holes 52 corresponding to the plurality of positioning columns 13 one by one, and the guide 50 is further provided with a plurality of second connection holes 53 corresponding to the plurality of first connection holes 14 one by one. When the guide 50 and the connection main body 10 are connected, the positioning column 13 is inserted into the positioning column hole 52, the relative position of the guide 50 and the connection main body 10 can be quickly positioned, and then the self-tapping screw is used to pass through the second connection hole 53 and be connected to the first connection hole 14, so as to fix the guide 50 and the connection main body 10.

[0102] In some embodiments, referring to Figures 1 to 14 , the terminal assembly 100 includes a connection main body 10, a plurality of first terminals 20, a plurality of second terminals 40 and a positioning member 30. The connection main body 10 is provided with a plurality of first positioning holes 11 and a plurality of second positioning holes 16; the plurality of first terminals 20 extend in the first direction Z, and the first terminal 20 is provided with a plug-in end 21 and a first protruding portion 22 arranged in the first direction Z in sequence, at least part of the first terminal 20 between the plug-in end 21 and the first protruding portion 22 is arranged in the first positioning hole 11, and the first protruding portion 22 is arranged outside the first positioning hole 11; the diameter of the second terminal 40 is different from that of the first terminal 20. The plurality of second terminals 40 are connected to the positioning member 30 and respectively inserted into the plurality of second positioning holes 16.

[0103] The positioning member 30 is provided with a plurality of stop portions 31, and the stop portion 31 is provided with a notch 311. The positioning member 30 can be fixedly connected to the connection main body 10, the stop portion 31 avoids the first terminal 20 and / or the cable 70 installed on the connection main body 10 through the notch 311, and the stop portion 31 is pressed on the side of the first protruding portion 22 away from the connection main body 10.

[0104] The first terminal 20 is further provided with a second protruding part 23, which is arranged between the first protruding part 22 and the plug-in end 21; the hole wall of the first positioning hole 11 is provided with a flange 12, which is arranged at the end of the second protruding part 23 away from the first protruding part 22, and the flange 12 is used to block the movement of the first terminal 20 in the first direction Z.

[0105] The second aspect of the application also provides a connector 200, please refer to Figure 20 The connector 200 includes a plug-in terminal 201 and a socket terminal 202, and the plug-in terminal 201 and / or the socket terminal 202 are the terminal assembly 100 in the first aspect.

[0106] The plug-in terminal 201 and the socket terminal 202 can be plugged together, the plug-in terminal 201 includes plug-in terminals, and the socket terminal 202 includes socket terminals. Optionally, the plug-in terminal 201 can be the terminal assembly 100 in the first aspect, and the first terminal 20 and the second terminal 40 are plug-in terminals. Optionally, the socket terminal 202 can be the terminal assembly 100 in the first aspect, and the first terminal 20 and the second terminal 40 are socket terminals, and the socket terminal 202 can include a guide 50. Optionally, the plug-in terminal 201 and the socket terminal 202 can be the terminal assembly 100 in the first aspect, the first terminal 20 and the second terminal 40 in the plug-in terminal 201 are plug-in terminals, and the first terminal 20 and the second terminal 40 in the socket terminal 202 are socket terminals. When the plug-in terminal 201 and the socket terminal 202 are the terminal assembly 100 in the first aspect, a sealing structure 60 can be shared between the plug-in terminal 201 and the socket terminal 202.

[0107] The connector 200 of the application includes the terminal assembly 100 in the first aspect, which reduces the assembly difficulty of the plurality of first terminals 20 and the plurality of first positioning holes 11, and has all the effects of the terminal assembly 100.

[0108] The above only describes the preferred embodiments of the application and is not intended to limit the application, and any modifications, equivalent replacements and improvements made within the spirit and principle of the application shall be included in the protection scope of the application.

Claims

1. A terminal assembly characterized by, The utility model relates to a terminal assembly, including: Connecting body, be equipped with a plurality of first positioning hole on connecting body; A plurality of first terminal, along the first direction extension, be equipped with the plug end and the first protruding portion that set gradually in the first direction on first terminal, at least part first terminal between plug end and first protruding portion is equipped in first positioning hole, first protruding portion is equipped outside first positioning hole; Positioning piece, be equipped with a plurality of stop portion on positioning piece, be equipped with notch in stop portion, positioning piece can be fixedly connected on connecting body, stop portion is installed through notch on first terminal and / or cable connected to first terminal on connecting body, and stop portion is pressed on the side of first protruding portion away from connecting body.

2. The terminal assembly of claim 1, wherein The stop portion is arranged at one end of the positioning piece along the second direction, which is perpendicular to the first direction. A plurality of stop portions are arranged in sequence along the third direction, which intersects the first direction and the second direction. The positioning piece is provided with two, and the notches on the two positioning pieces are oppositely arranged.

3. The terminal assembly of claim 1, wherein The first terminal is also provided with a second protruding portion, which is arranged between the first protruding portion and the plug end. A flange is arranged on the hole wall of the first positioning hole, and the flange abuts against one end of the second protruding portion away from the first protruding portion. The flange is used to block the movement of the first terminal in the first direction.

4. The terminal assembly of claim 1, wherein The terminal assembly further includes a second terminal connected to the positioning piece, and the diameter of the second terminal is different from that of the first terminal. The connecting body is also provided with a second positioning hole for accommodating the second terminal.

5. The terminal assembly of claim 4, wherein A positioning groove is arranged on the outer surface of the second terminal, and a positioning portion is arranged on the positioning piece. The positioning portion is clamped in the positioning groove. In the first direction, the positioning portion abuts against the groove wall of the positioning groove close to the plug end. The positioning portion is used to block the movement of the second terminal in the first direction.

6. The terminal assembly of claim 5, wherein The positioning groove is an annular structure extending along the circumference of the second terminal. An installation hole is arranged on the positioning piece for accommodating the second terminal. A plurality of positioning portions are arranged around the installation hole along the circumference of the second terminal. The plurality of positioning portions are used to block the movement of the second terminal in a direction perpendicular to the first direction.

7. The terminal assembly of claim 1, wherein The terminal assembly further includes a sealing structure arranged on at least one side of the connecting body along the first direction. The sealing structure is used to seal the gap between the connecting body and the external structure.

8. The terminal assembly of any one of claims 1-7, wherein, The first terminal is a jack terminal. The terminal assembly further includes a guide arranged on one side of the jack terminal away from the positioning piece along the first direction. A plurality of guide holes extending along the first direction are arranged on the guide. The plurality of guide holes correspond to the plurality of jack terminals respectively. The guide holes are used to guide the insertion of a pin terminal into the jack terminal.

9. The terminal assembly of claim 8, wherein, The guide hole includes a guide section provided at one end of the guide hole away from the jack terminal in the first direction; in the first direction, the hole diameter of the guide section gradually decreases from the one end away from the jack terminal to the one end close to the jack terminal.

10. A connector characterized by comprising: The terminal assembly includes a pin connector and a socket connector, the pin connector and / or the socket connector being the terminal assembly of any one of claims 1-7.

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