Connector assembly

Abstract

This utility model discloses a connector assembly, including: a female connector and a male connector. The female connector includes a female connector housing, a female connector power assembly, a coaxial cable, a shielded cable, and a female connector shielding terminal. The female connector shielding terminal is disposed on the female connector housing. The female connector housing includes a fixing part and a plugging part. The fixing part has a fixing cavity, and the plugging part has a first plugging cavity, which communicates with the fixing cavity. The female connector power assembly is installed in the fixing cavity. The male connector includes a male connector housing, an alloy base, a male connector power assembly, a shielding plate, and a male connector shielding terminal. The male connector housing includes a first plug part and a second plug part that are mutually penetrating. The male connector shielding terminal, the connector power assembly, and the shielding plate are installed on the alloy base, and the alloy base is inserted into the second plug part. During assembly, the first plug part is inserted into the first plugging cavity, the male connector power assembly is connected to the front end of the female connector power assembly, and the male connector shielding terminal is connected to the front end of the female connector shielding terminal. This connector assembly achieves stable signal transmission and a convenient and efficient assembly process.

Description

Technical Field

[0001] This utility model relates to the field of connector technology, and in particular to a connector assembly with good shielding performance and convenient assembly. Background Technology

[0002] Connectors play a crucial role in the field of electronic device connectivity. However, some existing connectors have poor shielding performance, making them susceptible to external electromagnetic interference during signal transmission. This can lead to signal distortion, unstable transmission, and affect the normal operation of electronic devices. Therefore, there is an urgent need for a connector assembly that can effectively solve these problems. Utility Model Content

[0003] Therefore, the purpose of this utility model is to provide a connector assembly to solve the problem of insufficient shielding performance of existing connectors and achieve stable signal transmission.

[0004] The objective of this utility model is achieved through the following technical solution:

[0005] A connector assembly, comprising:

[0006] A female connector includes a female connector housing, a female connector power connection assembly, a coaxial cable, a shielded cable, and a female connector shielding terminal. The female connector shielding terminal is disposed on the female connector housing. The female connector housing includes a fixing part and a plugging part. The fixing part has a fixing cavity, and the plugging part has a first plugging cavity that communicates with the fixing cavity. The female connector power connection assembly is installed in the fixing cavity. The front end of the coaxial cable is connected to the rear end of the female connector power connection assembly, the rear end of the shielded cable is connected to the rear end of the coaxial cable, and the front end of the shielded cable is connected to the rear end of the female connector shielding terminal.

[0007] The male connector is interlocked with the female connector. The male connector includes a male housing, an alloy base, a male connector power assembly, a shield, and a male connector shield terminal. The male connector shield terminal is mounted on the male housing. The male housing includes a first plug portion opening forward and a second plug portion opening rearward, the first plug portion and the second plug portion communicating with each other. The alloy base includes a connector and a base. The connector is disposed on one side of the base, inserts into the second plug portion and extends towards the first plug portion. A fixing groove is provided on the other side of the base, and the shield is disposed within the fixing groove. The alloy base has a receiving cavity extending from the bottom of the base to the connector, and the male connector power assembly is mounted within the receiving cavity.

[0008] During assembly, the first plug is inserted into the first insertion cavity, the male connector is connected to the front end of the female connector, and the male shielding terminal is connected to the front end of the female shielding terminal.

[0009] Furthermore, a first fixing seat is provided on the female connector housing, and the female connector shielding terminal is disposed in the first fixing seat; the first fixing seat is a rectangular cylindrical structure with openings at both ends, and a fastening groove is provided on the first fixing seat, and a second fixing member is fastened on the fastening groove;

[0010] The male connector housing is provided with a second fixing seat, and the male connector shielding terminal is installed on the second fixing seat; the second fixing seat includes a plug-in end and a fixing end, the plug-in end has a second plug-in cavity for the first fixing seat to be inserted, and the fixing end has a terminal mounting hole opened horizontally and a terminal mounting groove opened vertically.

[0011] The front end of the female shielding terminal is a cylindrical structure with two open ends formed by bending a flat surface. The rear end of the female shielding terminal is connected to the front end of the shielding wire, and the rear end of the shielding wire is connected to the rear end of the coaxial cable through a heat shrink tubing. The male shielding terminal includes a horizontal end and a vertical end. The vertical end of the male shielding terminal is provided with a bent portion. The horizontal end is inserted into the terminal mounting hole and extends to the second insertion cavity. The vertical end is installed in the terminal mounting groove.

[0012] During assembly, the first fixing seat is inserted into the second insertion cavity, and the horizontal end is inserted into the front end of the female shield terminal.

[0013] Furthermore, the upper end face of the front end of the female shielding terminal is provided with an upper spring piece and a spring piece clearance groove that cooperates with the upper spring piece, and a side plate is also provided on one side of the upper spring piece; the first fixing seat is also provided with a spring piece slot, and the upper spring piece is locked in the spring piece slot;

[0014] The second fixing member includes a second fixing panel, a second U-shaped fixing pin disposed on the second fixing panel, and a second pin buckle disposed on the second U-shaped fixing pin. The second fixing panel covers the fastening groove, and there are fastening ribs extending on both sides of the fastening groove. The fastening ribs are provided with second pin slots, the second U-shaped fixing pin is embedded in the fastening ribs, and the second pin buckle is engaged in the second pin slot.

[0015] Furthermore, the female connector assembly includes a mating sleeve, a female insulating sleeve, and a female connector terminal;

[0016] The mating sleeve is installed in the fixed cavity. The mating sleeve includes a mating part that opens forward, a wiring part that opens backward, and a positioning part that connects the mating part and the wiring part. The mating part, the positioning part, and the wiring part are interconnected to form an installation cavity. The female insulating sleeve is installed in the installation cavity. The front end of the coaxial cable is inserted into the wiring part and connected to the rear end of the female electrical terminal.

[0017] One end of the female head insulating sleeve is provided with a wiring groove, and a wiring clamp extends from the end of the female head electrical terminal toward the wiring groove. The wiring clamp is connected to the front end of the coaxial line. The other end of the female head electrical terminal is provided with a clamping part. A fastening block is also provided on the female head electrical terminal, and the fastening block abuts against the inner wall of the female head insulating sleeve.

[0018] The male connector assembly includes a male insulating sleeve and a male connector terminal. The male connector terminal is inserted into the male insulating sleeve, and the male insulating sleeve is disposed in the receiving cavity. The male connector terminal is inverted L-shaped and both ends of the male connector terminal protrude from the male insulating sleeve.

[0019] During assembly, one end of the male connector is inserted into the clamping part of the female connector.

[0020] Furthermore, the opening of the mating part is provided with a guide slope and a limiting stop, and the mating part is equipped with a contact ring, the contact ring being recessed inward with a contact arc surface;

[0021] The outer periphery of the positioning part is provided with a first limiting groove, a second limiting groove, and a first limiting protrusion ring;

[0022] The female head shell is provided with a fixing slot, one end of the fixing slot is connected to the fixing cavity and is provided with a fixing buckle, and the fixing buckle abuts against the second limiting groove;

[0023] A limiting boss is provided on the inner side wall of the fixed cavity, and the limiting boss abuts against one side of the first limiting ring. A riveting sleeve is provided on the outer periphery of the wiring part, and the riveting sleeve abuts against the other side of the first limiting ring.

[0024] Furthermore, the female connector also includes a first fixing member, which is connected to the female connector assembly. The first fixing member includes a first fixing panel, a first U-shaped fixing pin disposed on the first fixing panel, and a first pin latch disposed on the first U-shaped fixing pin. The first fixing panel covers the fixing slot, and the first U-shaped fixing pin passes through the fixing slot and is engaged in the first limiting groove. A first pin slot is provided on the side wall of the fixing part to cooperate with the first pin latch, and the first pin latch is engaged in the first pin slot.

[0025] Furthermore, the limiting boss extends an annular limiting arm toward the side of the first insertion cavity, and the annular limiting arm and the inner wall of the first insertion cavity form an interlocking limiting cavity. During assembly, the first plug part is inserted into the interlocking limiting cavity of the first insertion cavity.

[0026] Furthermore, the left and right side walls and bottom wall of the first plug cavity are provided with axially extending guide protrusions, and the guide protrusions are provided with guide arc surfaces corresponding to the outer wall of the first plug portion; the outer wall of the first plug portion is provided with a latch, and the top wall of the first plug cavity is provided with a third limiting groove.

[0027] During assembly, the first plug portion is inserted into the first insertion cavity, the guide arc surface of the guide protrusion is in contact with the outer wall of the first plug portion, and the latch moves within the third limiting groove.

[0028] Furthermore, the upper surface of the female head shell is provided with a plug-in locking fastener, which includes a first plug-in guide groove, a pressing plate, and a protective plate. The first plug-in guide groove is provided on the outer side wall of the plug-in part. One end of the pressing plate is connected to the outer side wall of the fixing part through a connecting block. The other end of the pressing plate extends through the first plug-in guide groove to the port of the plug-in part. The pressing plate has a buckle groove at one end facing the plug-in part. The protective plate is provided on the outer side wall of the fixing part and is located on both sides of the pressing plate.

[0029] During assembly, the first plug portion is inserted into the first insertion cavity, and the latch is engaged in the latch groove.

[0030] Furthermore, a first fixed step and a second fixed step are sequentially arranged around the inner sidewall of the second plug portion, with the second fixed step located near the outlet end of the second plug portion; the outer sidewall of the connector is provided with a first limiting step that cooperates with the first fixed step and a second limiting step that cooperates with the second fixed step;

[0031] A second insertion guide groove is provided on the inner side wall of the second plug portion, and the second insertion guide groove extends from the outlet end of the second plug portion to the second fixed step; a guide arm that cooperates with the second insertion guide groove is provided on the outer side wall of the plug, and the guide arm extends from the second limiting step to the base;

[0032] During assembly, the connector is inserted into the second plug portion, the first limiting step abuts against the first fixed step, the second limiting step abuts against the second fixed step, and the guide arm is embedded in the second connector guide groove.

[0033] Furthermore, the connector and the base are integrally formed by die casting, and the lower surface of the base is provided with multiple fixing pins.

[0034] The beneficial effects of this utility model are:

[0035] 1. This utility model forms a complete shielding structure by setting up female shielding terminals and male shielding terminals, and by reasonably connecting the shielded wire with the coaxial cable and shielding terminals. This structure can effectively block external electromagnetic interference, improve the stability and reliability of signal transmission, and ensure the normal operation of electronic equipment.

[0036] 2. Various precise mating structures are designed between the components of the female and male connectors, such as guide protrusions and guide arc surfaces, latches and mating limiting cavities, limiting steps and fixing steps, etc., which make the assembly process smoother, reduce assembly difficulty and time, improve production efficiency, and at the same time ensure the accuracy and stability of assembly, and reduce the product defect rate. Attached Figure Description

[0037] Figure 1 This is a three-dimensional structural diagram of the connector assembly of this utility model;

[0038] Figure 2 for Figure 1 Another structural diagram of the connector assembly;

[0039] Figure 3 for Figure 1 A partial assembly structure diagram of the connector assembly;

[0040] Figure 4 for Figure 1 Main view of the connector component;

[0041] Figure 5 for Figure 4 A schematic diagram of the cross section along line AA;

[0042] Figure 6 for Figure 3 A three-dimensional structural diagram of the female connector;

[0043] Figure 7 for Figure 6 An exploded view of the female connector;

[0044] Figure 8 for Figure 6 A schematic diagram of a partial assembly structure of the female connector;

[0045] Figure 9 for Figure 6 A three-dimensional schematic diagram of the female connector after being cut along the vertical center section;

[0046] Figure 10 for Figure 7 A three-dimensional structural diagram of the housing in the female connector;

[0047] Figure 11 for Figure 1 A three-dimensional structural diagram of Zhonggong connectors;

[0048] Figure 12 for Figure 11 Another perspective structural diagram of the male connector;

[0049] Figure 13 for Figure 11 An exploded view of the male connector;

[0050] Figure 14 for Figure 12 BB view;

[0051] Figure label:

[0052] 100-Female connector;

[0053] 10-Female head casing;

[0054] 11-Fixing part; 111-Fixing cavity; 112-Limiting boss; 113-Annular limiting arm; 114-First pin slot; 12-Plug-in part; 121-First plug-in cavity; 122-Plug-in limiting cavity; 123-Guide protrusion; 124-Third limiting groove;

[0055] 13-First fixing component; 131-First fixing panel; 132-First U-shaped fixing pin; 133-First pin clip;

[0056] 14-Fixing slot; 141-Fixing snap clip;

[0057] 15-First fixing seat; 151-Snap-fit ​​groove; 152-Spring clip slot; 153-Firming rib; 154-Second pin slot;

[0058] 16-Second fixing component; 161-Second fixing panel; 162-Second U-shaped fixing pin; 163-Second pin clip;

[0059] 18-Plug-in lock fastener; 181-First plug-in guide groove; 182-Press plate; 183-Guard plate; 184-Snap groove; 185-Connecting block;

[0060] 20-Female connector assembly;

[0061] 21-Mating sleeve; 211-Mating part; 212-Positioning part; 213-Wiring part; 214-Guide slope; 215-Limiting stop; 216-Contact ring; 217-First limiting groove; 218-Second limiting groove; 219-First limiting protrusion ring;

[0062] 22-Female head insulating sleeve; 221-Wiring groove;

[0063] 23-Female connector terminal; 231-Wire clamp; 232-Clamping part; 233-Fit block;

[0064] 30 - Coaxial cable; 31 - Heat shrink tubing; 32 - Press-fit tubing;

[0065] 40-Shielded wire;

[0066] 50 - Female shielding terminal; 51 - Upper spring contact; 52 - Spring contact clearance groove; 53 - Side plate;

[0067] 200-male connector;

[0068] 60-Male housing;

[0069] 61-First plug part; 611-Lock;

[0070] 62-Second plug portion; 621-First fixing step; 622-Second fixing step; 623-Second insertion guide groove; 63-Second fixing seat; 631-Plug end; 632-Fixed end; 633-Second plug cavity; 634-Terminal mounting hole; 635-Terminal mounting groove;

[0071] 70-alloy base;

[0072] 71-Connector; 711-First limiting step; 712-Second limiting step; 713-Guide arm;

[0073] 72-Base; 721-Fixing groove; 722-Shielding plate; 723-Fixing pin;

[0074] 73 - Receptacle;

[0075] 80 - Male connector assembly; 81 - Male insulating sleeve; 82 - Male connector terminal;

[0076] 90 - Male shielded terminal; 91 - Horizontal end; 92 - Vertical end; 93 - Bend. Detailed Implementation

[0077] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0078] In the description of this utility model, it should be noted that the terms "vertical direction," "up," "down," and "horizontal," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, "first," "second," "third," and "fourth" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0079] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or a connection through an intermediate medium; and they can refer to the internal communication between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0080] like Figures 1 to 5 As shown, this embodiment of the present invention provides a connector assembly, which includes a female connector 100 and a male connector 200 that are plugged into each other.

[0081] like Figures 6 to 10 As shown, in this embodiment, the female connector 100 includes a female housing 10, a female power connection assembly 20, a coaxial cable 30, a shielded cable 40, and a female shielded terminal 50.

[0082] The female connector shielding terminal 50 is disposed on the female connector housing 10. The female connector housing 10 is a plastic shell and serves as the main support structure of the entire connector. The female connector housing 10 includes a fixing part 11 and a plugging part 12. The fixing part 11 has a fixing cavity 111, and the plugging part 12 has a first plugging cavity 121, which is connected to the fixing cavity 111. The female connector power connection assembly 20 is installed in the fixing cavity 111. The front end of the coaxial cable 30 is connected to the rear end of the female connector power connection assembly 20, the rear end of the shielding wire 40 is connected to the rear end of the coaxial cable 30, and the front end of the shielding wire 40 is connected to the rear end of the female connector shielding terminal 50.

[0083] During assembly, the fixing cavity 111 is used to install the female connector assembly 20, providing it with installation space and support. The first insertion cavity 121 within the insertion part 12 is used to insert and mate with the male connector 200 to achieve electrical connection.

[0084] In this embodiment, as Figure 5 and Figure 9 As shown, a limiting boss 112 is provided on the inner side wall of the fixing cavity 111. An annular limiting arm 113 extends from the limiting boss 112 toward the side of the first insertion cavity 121. An insertion limiting cavity 122 is formed between the annular limiting arm 113 and the inner side wall of the first insertion cavity 121. During assembly, the first plug part 61 of the male connector 200 is inserted into the insertion limiting cavity 122 of the first insertion cavity 121.

[0085] In this embodiment, as Figure 6 As shown, the left and right side walls and bottom wall of the first insertion cavity 121 are provided with axially extending guide protrusions 123, and the guide protrusions 123 are provided with guide arc surfaces corresponding to the outer wall of the first plug part 61; the outer wall of the first plug part 61 is provided with a latch 611, and the top wall of the first insertion cavity 121 is provided with a third limiting groove 124; when the first plug part 61 is inserted into the first insertion cavity 121, the guide arc surface of the guide protrusions 123 fits against the outer wall of the first plug part 61, and the latch 611 moves within the third limiting groove 124.

[0086] When assembling the male connector 200 and the female connector 100, the male connector 200 can only be inserted smoothly when it is in the correct direction and position, ensuring the accuracy of the assembly and enhancing the structural stability of the connector during the insertion process.

[0087] In this embodiment, as Figures 6 to 8 As shown, the female connector 100 also includes a first fixing member 13 and a second fixing member 16. The female head housing 10 is provided with a first fixing seat 15 and a plug-in locking member 18. The female head housing 10 is also provided with a fixing slot 14. One end of the fixing slot 14 is connected to the fixing cavity 111 and is provided with a fixing buckle 141.

[0088] The first fixing seat 15 is a rectangular cylindrical structure with openings at both ends. The first fixing seat 15 has a spring clip slot 152 and a fastening slot 151. The female shielding terminal 50 is disposed in the first fixing seat 15, and the second fixing member 16 is fastened to the fastening slot 151.

[0089] The first fixing member 13 is connected to the female connector assembly 20. The first fixing member 13 includes a first fixing panel 131, a first U-shaped fixing pin 132 disposed on the first fixing panel 131, and a first pin latch 133 disposed on the first U-shaped fixing pin 132. The first U-shaped fixing pin 132 passes through the fixing slot 14 and is engaged in the first limiting groove 217. A first pin slot 114 is provided on the side wall of the fixing part 11 to cooperate with the first pin latch 133. The first pin latch 133 is engaged in the first pin slot 114. The above structure fixes the first fixing member 13 in the fixing slot 14, thereby firmly fixing the plug sleeve 21 in the fixing cavity 111 and ensuring the stability of the female connector assembly 20.

[0090] The second fixing member 16 includes a second fixing panel 161, a second U-shaped fixing pin 162 disposed on the second fixing panel 161, and a second pin clip 163 disposed on the second U-shaped fixing pin 162. Fastening ribs 153 extend from both sides of the fastening groove 151, and second pin slots 154 are formed on the fastening ribs 153. The second U-shaped fixing pin 162 is embedded in the fastening ribs 153, and the second pin clip 163 is engaged in the second pin slots 154. The second pin slots 154 on the fastening ribs 153 on both sides of the fastening groove 151 cooperate with the second pin clips 163 on the second U-shaped fixing pin to securely install the second fixing member 16 onto the first fixing base 15. This structure secures the second fixing member 16 onto the first fixing base 15, thereby securely fixing the female shielding terminal 50 within the first fixing base 15, ensuring the ease and stability of installation of the female shielding terminal 50.

[0091] The plug-in locking fastener 18 includes a first plug-in guide groove 181, a pressing plate 182, and a protective plate 183. The first plug-in guide groove 181 is disposed on the outer side wall of the plug-in portion 12 and is located above the third limiting groove 124. One end of the pressing plate 182 is connected to the outer side wall of the fixing portion 11 via a connecting block 185, and the other end of the pressing plate 182 extends through the first plug-in guide groove 181 to the port of the plug-in portion 12. A latching groove 184 is formed on the end of the pressing plate 182 facing the plug-in portion 12. The plug-in locking fastener 18 is used to cooperate with the locking structure 611 on the male connector 200 to realize the quick plugging and secure fixing of the connector. The protective plate 183 is disposed on the outer side wall of the fixing portion 11 and is located on both sides of the pressing plate 182, forming a limiting cavity with the female connector housing 10 and the pressing plate 182, further ensuring the movement stability and reliability of the pressing plate 182.

[0092] In this embodiment, as Figures 7 to 8As shown, the female connector assembly 20 includes a mating sleeve 21, a female insulating sleeve 22, and a female connector terminal 23, and is the core component for achieving electrical connection. The mating sleeve 21 is installed inside the fixed cavity 111 and is made of zinc alloy, possessing good conductivity and mechanical strength. The female insulating sleeve 22 is installed inside the mating sleeve 21, and the female connector terminal 23 is installed inside the female insulating sleeve 22. The front end of the coaxial cable 30 is inserted into the mating sleeve 21 and connected to the rear end of the female connector terminal 23.

[0093] like Figures 7 to 9 As shown, the mating sleeve 21 includes a mating portion 211 with a forward opening, a wiring portion 213 with a rearward opening, and a positioning portion 212 connecting the mating portion 211 and the wiring portion 213. The mating portion 211, the positioning portion 212, and the wiring portion 213 are interconnected to form a mounting cavity, wherein:

[0094] The insertion portion 211 has a guide slope 214 and a limiting stop 215 at its opening. A contact ring 216, made of beryllium copper, is mounted on the insertion portion 211, and has an inwardly recessed contact arc surface. The guide slope 214 guides the connector during insertion, facilitating the smooth insertion of the male connector 200. The limiting stop 215 limits the insertion depth of the male connector 200, ensuring accurate insertion. The inwardly recessed contact arc surface of the contact ring 216 on the insertion portion 211 increases the contact area when in contact with the conductive parts of the male connector 200, improving the stability of the conductive contact and ensuring reliable signal and current transmission.

[0095] The positioning part 212 has a first limiting groove 217, a second limiting groove 218, and a first limiting protrusion 219 on its outer periphery. The first limiting groove 217 engages with the first fixing member 13. The first U-shaped fixing pin 132 of the first fixing member 13 passes through the fixing slot 14 and is engaged in the first limiting groove 217. The fixing buckle 141 abuts against the second limiting groove 218, and the limiting protrusion 112 abuts against one side of the first limiting protrusion 219. The wiring part 213 has a riveting sleeve 32 on its outer periphery, and the riveting sleeve 32 abuts against the other side of the first limiting protrusion 219. The first limiting groove 217, the second limiting groove 218 and the first limiting protrusion 219 provided on the outer periphery of the positioning part 212 of the insert sleeve 21 respectively cooperate with the first fixing member 13, the fixing buckle 141 on the female head shell 10 and the limiting protrusion 112 on the inner side wall of the fixing cavity 111 to achieve precise positioning and firm fixation of the insert sleeve 21 in the fixing cavity 111, and prevent it from shifting or loosening during use.

[0096] In this embodiment, as Figure 7 and Figure 9As shown, one end of the female connector insulating sleeve 22 is provided with a wiring groove 221, and the end of the female connector electrical terminal 23 facing the wiring groove 221 extends with a wiring clamp 231. The wiring clamp 231 is connected to the front end of the coaxial cable 30. The wiring groove 221 and the wiring clamp 231 are used to cooperate with the conductive connection of the coaxial cable 30. The other end of the female connector electrical terminal 23 is provided with a clamping part 232; the female connector electrical terminal 23 is also provided with a fastening block 233, which abuts against the inner wall of the female connector insulating sleeve 22.

[0097] During assembly, the female insulating sleeve 22 is inserted into the mounting cavity, and dots are made around the mating sleeve 21. In this embodiment, the female insulating sleeve 22 is installed inside the mating sleeve 21, serving as insulation and preventing short circuits between the female terminal 23 and the mating sleeve 21, thus ensuring the safety of the electrical connection. A wiring groove 221 at one end of the female insulating sleeve 22 cooperates with the wiring clamp 231 on the female terminal 23 to connect the coaxial cable 30, achieving electrical continuity. A fastening block 233 on the female terminal 23 abuts against the inner wall of the female insulating sleeve 22, further fixing the position of the female terminal 23 within the female insulating sleeve 22 and preventing it from shaking or shifting.

[0098] In this embodiment, as Figure 7 and Figure 8 As shown, the front end of the female shielding terminal 50 is a cylindrical structure formed by bending a flat surface. The rear end of the female shielding terminal 50 is connected to the front end of the shielding wire 40, and the rear end of the shielding wire 40 is fixedly connected to the rear end of the coaxial cable 30 through a heat shrink tubing 31. The upper surface of the front end of the female shielding terminal 50 is provided with an upper spring tab 51 and a spring tab clearance groove 52 that mates with the upper spring tab 51. A side plate 53 is also provided on one side of the upper spring tab 51, and the upper spring tab 51 is engaged in the spring tab slot 152 of the first fixing seat 15. The front end of the shielding wire 40 passes through the first fixing seat 15 and connects to the rear end of the female shielding terminal 50. The rear end of the shielding wire 40 is fixedly connected to the rear end of the coaxial cable 30 through a heat shrink tubing 31, forming a complete shielding circuit and improving the shielding effect.

[0099] The upper end face of the female shield terminal 50 is provided with an upper spring piece 51 and a spring piece clearance groove 52. The spring piece clearance groove 52 provides elastic reset space for the upper spring piece 51. When assembling the female shield terminal 50, the upper spring piece 51 is pressed to deform it, so that the female shield terminal 50 can be easily installed into the first fixing seat 15. After installation, the upper spring piece 51 is reset and locked in the spring piece slot 152 of the first fixing seat 15. The second fixing member 16 is fastened to the fastening groove 151 to increase the firmness of the connection.

[0100] During assembly of the female connector 100, the female head insulating sleeve 22 is inserted into the zinc alloy mating sleeve 21, with dots around the zinc alloy; the contact ring 216 is inserted; a shielding wire 40 is led out from the main wire braid, and the main wire heat shrink tubing 31 and crimping sleeve 32 are pre-installed; the main wire is crimped into the female head electrical terminal 23; the shielding wire 40 is crimped into the female head shielding terminal 50; the female head electrical terminal 23 is inserted into the rubber core and crimped into the crimping sleeve 32; the main wire, shielding wire 40, and female head shielding terminal 50 are installed into the female head housing 10, and the first fixing member 13 and the second fixing member 16 are installed.

[0101] like Figures 11 to 14 As shown, in this embodiment, the male connector 200 includes a male head housing 60, an alloy base 70, a male head power connection assembly 80, a shielding plate 722, and a male head shielding terminal 90. The male head housing 60 and the alloy base 70 are connected, the male head power connection assembly 80 and the shielding plate 722 are mounted on the alloy base 70, and the male head shielding terminal 90 is mounted on the male head housing 60. The male head housing 60 is also provided with a latch 611 for locking with the insertion latch 18 on the female connector. The cooperation between the latch 611 and the latching groove 184 enables a quick and secure connection between the male connector 200 and the female connector, facilitating installation and disassembly.

[0102] In this embodiment, the male connector housing 60 is a plastic male connector housing 60, including a first plug portion 61 that opens forward and a second plug portion 62 that opens backward, the first plug portion 61 and the second plug portion 62 being interconnected. A second fixing seat 63 is provided on the male connector housing 60, and the male connector shielding terminal 90 is mounted on the second fixing seat 63.

[0103] During assembly, the first plug portion 61 of the male connector 200 is inserted into the first insertion cavity 121 of the female connector 100, the male power connection component 80 is connected to the front end of the female power connection component 20, and the male shield terminal 90 is connected to the front end of the female shield terminal 50.

[0104] In this embodiment, as Figure 13 and Figure 14 As shown, the alloy base 70 is a zinc alloy base 70, including a connector 71 and a base 72, which are integrally formed by die casting. The connector 71 is located on one side of the base 72, and the connector 71 is inserted into the second plug portion 62 and extends into the first plug portion 61. The open end of the second plug portion 62 abuts against the outer side wall of the base 72. The alloy base 70 is provided with a receiving cavity 73, which is L-shaped and extends from the bottom of the base 72 through the connector 71. The lower surface of the base 72 is provided with four fixing pins 723. The multiple fixing pins 723 can be used for the installation and fixing of the connector, which has a good fixing effect and is easy to assemble. At the same time, the integral die casting method improves the overall strength and stability of the alloy base 70.

[0105] In this embodiment, the male connector assembly 80 is installed in the accommodating cavity 73, and a fixing groove 721 is provided on the other side of the base 72. The fixing groove 721 communicates with the accommodating cavity 73, and the shielding sheet 722 is disposed in the fixing groove 721.

[0106] like Figure 14 As shown, in this embodiment, a first fixing step 621 and a second fixing step 622 are sequentially arranged around the inner sidewall of the second plug portion 62, with the second fixing step 622 located near the outlet end of the second plug portion 62. A first limiting step 711 that mates with the first fixing step 621 and a second limiting step 712 that mates with the second fixing step 622 are provided on the outer sidewall of the plug connector 71. A second insertion guide groove 623 is provided on the inner sidewall of the second plug portion 62, extending from the outlet end of the second plug portion 62 to the second fixing step 622. A guide arm 713 that mates with the second insertion guide groove 623 is provided on the outer sidewall of the plug connector 71, extending from the second limiting step 712 to the base 72. During assembly, when the connector 71 is inserted into the second plug part 62, the first limiting step 711 abuts against the first fixed step 621, the second limiting step 712 abuts against the second fixed step 622, and the guide arm 713 is embedded in the second plug guide groove 623, which realizes the precise positioning and firm connection between the alloy seat 70 and the male housing 60. The installation process is simple and convenient, and the assembly efficiency is improved.

[0107] like Figure 13 and Figure 14 As shown, in this embodiment, the male connector assembly 80 includes a male insulating sleeve 81 and a male connector terminal 82. The male connector terminal 82 is inverted L-shaped, inserted into the male insulating sleeve 81, and both ends of the male connector terminal 82 protrude from the male insulating sleeve 81. The male insulating sleeve 81 is disposed in the receiving cavity 73.

[0108] During assembly, one end of the male connector terminal 82 is inserted into the clamping part 232 of the female connector terminal 23, forming a connection with the female connector terminal 23.

[0109] like Figures 11 to 13As shown, in this embodiment, the second fixing base 63 includes a plug-in end 631 and a fixing end 632. The plug-in end 631 has a second plug-in cavity 633 for the first fixing base 15 to be inserted into. Specifically, the second plug-in cavity 633 is a rectangular cylindrical structure with one side and one end open. The fixing end 632 has a terminal mounting hole 634 horizontally and a terminal mounting groove 635 vertically. The male shielded terminal 90 includes a horizontal end 91 and a vertical end 92. The vertical end 92 of the male shielded terminal 90 is provided with a bent portion 93. The horizontal end 91 of the male shielded terminal 90 is inserted into the terminal mounting hole 634 and extends into the second plug-in cavity 633. The vertical end 92 of the male shielded terminal 90 is installed in the terminal mounting groove 635. This structural design achieves a stable installation of the male shielded terminal 90 and ensures the shielding effect. The bent portion 93 enhances the connection between the male shielded terminal 90 and the second fixing base 63, and also helps to improve the shielding effect.

[0110] During assembly of the male connector 200, the male connector terminal 82 is inserted into the male connector insulating sleeve 81 to form a male connector assembly 80, and then the male connector assembly 80 is installed in the receiving cavity 73 of the alloy base 70. The shielding plate 722 is installed in the fixing groove 721 of the alloy base 70 to complete the installation of the components on the alloy base 70. The plug 71 of the alloy base 70 is inserted into the second plug portion 62 of the male connector housing 60, so that the first limiting step 711 of the plug 71 abuts against the first fixing step 621 of the second plug portion 62, and the second limiting step 712 abuts against the second fixing step 622. At the same time, the guide arm 713 of the plug 71 is inserted into the second insertion guide groove 623 of the second plug portion 62, so as to achieve precise installation of the alloy base 70 and the male connector housing 60.

[0111] In practical use, the horizontal end 91 of the male shield terminal 90 is inserted into the terminal mounting hole 634 of the fixing end 632 of the second fixing base 63 and extends into the second insertion cavity 633, while the vertical end 92 is installed in the terminal mounting groove 635, thus completing the installation of the male shield terminal 90. During assembly, the first fixing base 15 of the female connector 100 is inserted into the second insertion cavity 633 of the male connector 200, and the horizontal end 91 of the male shield terminal 90 is inserted into the front end of the female shield terminal 50.

[0112] In practical use, the male connector 200 is locked to the female connector's groove 184 via the latch 611 on the male connector housing 60. The first plug portion 61 of the male connector 200 is then inserted into the female connector to establish a circuit connection. The two ends of the male connector's electrical terminals 82 are connected to different parts of the circuit to allow current to flow. Simultaneously, the shielding plate 722 and the male connector's shielding terminals 90 work together to resist external electromagnetic interference and ensure stable signal transmission.

[0113] When the male connector 200 and the female connector 100 are assembled, the first plug portion 61 is inserted into the first insertion cavity 121, the male connector assembly 80 is connected to the front end of the female connector assembly 20, and the male shield terminal 90 is connected to the front end of the female shield terminal 50. Specifically, the front end of the female shield terminal 50 is a cylindrical structure with open ends formed by bending a flat surface. The rear end of the female shield terminal 50 is connected to the front end of the shielding wire 40, and the rear end of the shielding wire 40 is connected to the rear end of the coaxial cable 30 through a heat shrink tubing 31. The male shield terminal 90 includes a horizontal end 91 and a vertical end 92. The vertical end 92 of the male shield terminal 90 is provided with a bent portion 93. The horizontal end 91 is inserted into the terminal mounting hole 634 and extends into the insertion cavity, and the vertical end 92 is installed in the terminal mounting groove 635. During assembly, the first fixing seat 15 is inserted into the second insertion cavity 633, and the horizontal end 91 of the male shield terminal 90 is inserted into the front end of the female shield terminal 50. One end of the male connector terminal 82 is inserted into the clamping part 232 of the female connector terminal 23. When the first plug part 61 of the male connector 200 is inserted into the first insertion cavity 121 of the female connector 100, the guide arc surface of the guide protrusion 123 in the first insertion cavity 121 is in contact with the outer wall of the first plug part 61 of the male connector 200, and the latch 611 of the male connector 200 moves in the third limiting groove 124 of the female connector 100, and the latch 611 is locked in the latch groove 184.

[0114] The above description merely illustrates the preferred technical solution of this utility model, and while the description is relatively specific and detailed, it should not be construed as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and this utility model also intends to include these modifications and variations.

Claims

1. A connector assembly characterized by: include: A female connector includes a female connector housing, a female connector power connection assembly, a coaxial cable, a shielded cable, and a female connector shielding terminal. The female connector shielding terminal is disposed on the female connector housing. The female connector housing includes a fixing part and a plugging part. The fixing part has a fixing cavity, and the plugging part has a first plugging cavity that communicates with the fixing cavity. The female connector power connection assembly is installed in the fixing cavity. The front end of the coaxial cable is connected to the rear end of the female connector power connection assembly, the rear end of the shielded cable is connected to the rear end of the coaxial cable, and the front end of the shielded cable is connected to the rear end of the female connector shielding terminal. The male connector is interlocked with the female connector. The male connector includes a male housing, an alloy base, a male connector power assembly, a shield, and a male connector shield terminal. The male connector shield terminal is mounted on the male housing. The male housing includes a first plug portion opening forward and a second plug portion opening rearward, the first plug portion and the second plug portion communicating with each other. The alloy base includes a connector and a base. The connector is disposed on one side of the base, inserts into the second plug portion and extends towards the first plug portion. A fixing groove is provided on the other side of the base, and the shield is disposed within the fixing groove. The alloy base has a receiving cavity extending from the bottom of the base to the connector, and the male connector power assembly is mounted within the receiving cavity. During assembly, the first plug is inserted into the first insertion cavity, the male connector is connected to the front end of the female connector, and the male shielding terminal is connected to the front end of the female shielding terminal.

2. The connector assembly of claim 1, wherein: The female connector housing is provided with a first fixing seat, and the female connector shielding terminal is disposed in the first fixing seat; the first fixing seat is a rectangular cylindrical structure with openings at both ends, and a fastening groove is provided on the first fixing seat, and a second fixing member is fastened on the fastening groove; The male connector housing is provided with a second fixing seat, and the male connector shielding terminal is installed on the second fixing seat; the second fixing seat includes a plug-in end and a fixing end, the plug-in end has a second plug-in cavity for the first fixing seat to be inserted, and the fixing end has a terminal mounting hole opened horizontally and a terminal mounting groove opened vertically. The front end of the female shielding terminal is a cylindrical structure with two open ends formed by bending a flat surface. The rear end of the female shielding terminal is connected to the front end of the shielding wire, and the rear end of the shielding wire is connected to the rear end of the coaxial cable through a heat shrink tubing. The male shielding terminal includes a horizontal end and a vertical end. The vertical end of the male shielding terminal is provided with a bent portion. The horizontal end is inserted into the terminal mounting hole and extends to the second insertion cavity. The vertical end is installed in the terminal mounting groove. During assembly, the first fixing seat is inserted into the second insertion cavity, and the horizontal end is inserted into the front end of the female shield terminal.

3. The connector assembly according to claim 2, characterized in that: The upper end face of the front end of the female shielding terminal is provided with an upper spring piece and a spring piece clearance groove that cooperates with the upper spring piece. A side plate is also provided on one side of the upper spring piece. A spring piece slot is also provided on the first fixing base, and the upper spring piece is locked in the spring piece slot. The second fixing member includes a second fixing panel, a second U-shaped fixing pin disposed on the second fixing panel, and a second pin buckle disposed on the second U-shaped fixing pin. The second fixing panel covers the fastening groove, and there are fastening ribs extending on both sides of the fastening groove. The fastening ribs are provided with second pin slots, the second U-shaped fixing pin is embedded in the fastening ribs, and the second pin buckle is engaged in the second pin slot.

4. The connector assembly of claim 1, wherein: The female connector assembly includes a mating sleeve, a female insulating sleeve, and a female connector terminal. The mating sleeve is installed in the fixed cavity. The mating sleeve includes a mating part that opens forward, a wiring part that opens backward, and a positioning part that connects the mating part and the wiring part. The mating part, the positioning part, and the wiring part are interconnected to form an installation cavity. The female insulating sleeve is installed in the installation cavity. The front end of the coaxial cable is inserted into the wiring part and connected to the rear end of the female electrical terminal. One end of the female head insulating sleeve is provided with a wiring groove, and a wiring clamp extends from the end of the female head electrical terminal toward the wiring groove. The wiring clamp is connected to the front end of the coaxial line. The other end of the female head electrical terminal is provided with a clamping part. A fastening block is also provided on the female head electrical terminal, and the fastening block abuts against the inner wall of the female head insulating sleeve. The male connector assembly includes a male insulating sleeve and a male connector terminal. The male connector terminal is inserted into the male insulating sleeve, and the male insulating sleeve is disposed in the receiving cavity. The male connector terminal is inverted L-shaped and both ends of the male connector terminal protrude from the male insulating sleeve. During assembly, one end of the male connector is inserted into the clamping part of the female connector.

5. The connector assembly of claim 4, wherein: The opening of the insertion part is provided with a guide slope and a limiting stop, and the insertion part is equipped with a contact ring, which has a contact arc surface that is concave inward. The outer periphery of the positioning part is provided with a first limiting groove, a second limiting groove, and a first limiting protrusion ring; The female head shell is provided with a fixing slot, one end of the fixing slot is connected to the fixing cavity and is provided with a fixing buckle, and the fixing buckle abuts against the second limiting groove; A limiting boss is provided on the inner side wall of the fixed cavity, and the limiting boss abuts against one side of the first limiting ring. A riveting sleeve is provided on the outer periphery of the wiring part, and the riveting sleeve abuts against the other side of the first limiting ring. The female connector further includes a first fixing member, which is connected to the female connector assembly. The first fixing member includes a first fixing panel, a first U-shaped fixing pin disposed on the first fixing panel, and a first pin buckle disposed on the first U-shaped fixing pin. The first fixing panel covers the fixing slot, and the first U-shaped fixing pin passes through the fixing slot and is engaged in the first limiting groove. A first pin slot is provided on the side wall of the fixing part to cooperate with the first pin buckle, and the first pin buckle is engaged in the first pin slot.

6. The connector assembly of claim 5, wherein: The limiting boss extends an annular limiting arm toward the side of the first insertion cavity. The annular limiting arm and the inner wall of the first insertion cavity form an interlocking limiting cavity. During assembly, the first plug part is inserted into the interlocking limiting cavity of the first insertion cavity.

7. The connector assembly of claim 6, wherein: The first plug cavity has axially extending guide protrusions on its left and right side walls and bottom wall, and the guide protrusions have guide arc surfaces corresponding to the outer wall of the first plug part; the outer wall of the first plug part has a latch, and the top wall of the first plug cavity has a third limiting groove. During assembly, the first plug portion is inserted into the first insertion cavity, the guide arc surface of the guide protrusion is in contact with the outer wall of the first plug portion, and the latch moves within the third limiting groove.

8. The connector assembly of claim 7, wherein: The upper surface of the female head shell is provided with a plug-in locking fastener, which includes a first plug-in guide groove, a pressing plate, and a protective plate. The first plug-in guide groove is provided on the outer side wall of the plug-in part. One end of the pressing plate is connected to the outer side wall of the fixing part through a connecting block. The other end of the pressing plate extends through the first plug-in guide groove to the port of the plug-in part. The pressing plate has a buckle groove at one end facing the plug-in part. The protective plate is provided on the outer side wall of the fixing part and is located on both sides of the pressing plate. During assembly, the first plug portion is inserted into the first insertion cavity, and the latch is engaged in the latch groove.

9. The connector assembly of claim 1, wherein: The inner sidewall of the second plug portion is provided with a first fixed step and a second fixed step in sequence, and the second fixed step is located near the outlet end of the second plug portion; the outer sidewall of the connector is provided with a first limiting step that cooperates with the first fixed step and a second limiting step that cooperates with the second fixed step; A second insertion guide groove is provided on the inner side wall of the second plug portion, and the second insertion guide groove extends from the outlet end of the second plug portion to the second fixed step; a guide arm that cooperates with the second insertion guide groove is provided on the outer side wall of the plug, and the guide arm extends from the second limiting step to the base; During assembly, the connector is inserted into the second plug portion, the first limiting step abuts against the first fixed step, the second limiting step abuts against the second fixed step, and the guide arm is embedded in the second connector guide groove.

10. The connector assembly of any one of claims 1 to 9, wherein: The connector and the base are integrally formed by die casting, and the lower surface of the base is provided with multiple fixing pins.

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