CN217182505U

CN217182505U - Connector with TPA structure

Info

Publication number: CN217182505U
Application number: CN202221212357.2U
Authority: CN
Inventors: 王奇; 李强; 王荣喜; 王志广; 陈磊; 郭睿
Original assignee: Henan THB Electric Co Ltd
Current assignee: Henan THB Electric Co Ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-08-12
Anticipated expiration: 2032-05-20

Abstract

The utility model provides a take connector of TPA structure, including socket sheath and terminal, socket sheath pegs graft with the plug sheath, and the center of socket sheath is equipped with the well island of pegging graft with the terminal, and the cover is equipped with the sealing washer on the well island, and is equipped with on the well island to be used for carrying out spacing TPA structure to the sealing washer, and the TPA structure transversely inserts in the socket sheath and TPA structure and well island joint, is equipped with mistake proofing structure I between socket sheath and the TPA structure, the outside of TPA structure be equipped with plug sheath complex mistake proofing structure II. The utility model discloses the beneficial effect who produces is: after the TPA structure is installed in place, the sealing ring can be effectively limited and fixed, the sealing ring is prevented from falling off, and the TPA structure limits the terminal and enhances the holding force of the terminal; mistake proofing structure I and mistake proofing structure II are convenient for the correct installation of TPA structure and the correct installation of connector, improve connector assembly efficiency.

Description

Connector with TPA structure

Technical Field

The utility model relates to an automotive electrical connector technical field especially indicates a take connector of TPA structure.

Background

The connector functions as a power and signal transmission hub. The connector transmission reliability directly affects the performance stability of the product. For this reason, in the connector design standards, special experimental items are required for the reliability of the connector. Meanwhile, in order to improve the assembly efficiency and avoid the function loss caused by misassembly, necessary mistake-proofing design is required when products with the same type and specification are used in environments with similar positions. The removal of the seal ring from the boot is also an important form of drawback for watertight connectors.

SUMMERY OF THE UTILITY MODEL

The utility model provides a take connector of TPA structure has solved the problem that mistake proofing and sealing washer between the connector among the prior art drop.

The technical scheme of the utility model is realized like this:

the utility model provides a take connector of TPA structure, includes socket sheath and terminal, socket sheath pegs graft with the plug sheath, the center of socket sheath is equipped with the well island of pegging graft with the terminal, the cover is equipped with the sealing washer on the well island, and be equipped with on the well island and be used for carrying out spacing TPA structure to the sealing washer, TPA structure transversely insert in the socket sheath and TPA structure and well island joint, be equipped with mistake proofing structure I between socket sheath and the TPA structure, the outside of TPA structure be equipped with plug sheath complex mistake proofing structure II. The TPA structure limits the sealing ring to prevent the sealing ring from falling off; mistake proofing structure I is convenient for carry out the installation of TPA structure, and mistake proofing structure II is convenient for the installation of plug sheath and socket sheath.

The TPA feature includes two oppositely disposed resilient sidewalls, and ends of the two resilient sidewalls are connected by an arcuate wall. The elastic side wall is connected with the arc-shaped wall in an integrated mode, the elastic side wall is connected with the middle island in a clamped mode, and the arc-shaped wall is attached to the middle island.

The inboard vertical location arch that is equipped with of elasticity lateral wall, well island outside are equipped with positioning groove I and positioning groove II of arranging side by side, and positioning groove I and the protruding joint of location or positioning groove II and the protruding joint of location. When the positioning clamping groove I is clamped with the positioning bulge, the TPA structure is positioned at a preassembly position; when the positioning clamping groove II is clamped with the positioning protrusion, the TPA structure is located at the final assembly position.

The left side and the right side of the positioning protrusion are inclined planes, and the inclined planes are convenient for the positioning protrusion to be separated from the positioning clamping groove I or the positioning clamping groove II, so that the TPA structure is assembled.

The inner side of the elastic side wall is provided with a transverse limiting table, the two sides of the middle island are provided with transverse limiting clamping grooves, and the transverse limiting table is matched with the transverse limiting clamping grooves, so that the TPA structure is positioned in the socket sheath, and the accuracy of the mounting position is ensured.

The inner side of the TPA structure is provided with a vertical limiting table, and the vertical limiting table is matched with the terminal. The vertical limiting table ensures that the terminal is stably installed in the socket sheath, and the holding force of the terminal is increased.

Mistake proofing structure I is including horizontal mistake proofing groove and mistake proofing boss, and horizontal mistake proofing groove sets up on the arc wall, is equipped with the opening on the lateral wall of socket sheath, and open-ended border department is equipped with the mistake proofing boss, horizontal mistake proofing groove and the cooperation of mistake proofing boss. The error-proof structure I ensures that the TPA structure is inserted into the socket sheath in the correct direction, so that the connector can be rapidly installed.

The anti-error structure II comprises vertical anti-error grooves, the vertical anti-error grooves are formed in the outer sides of the elastic side walls, and the vertical anti-error grooves with different quantities are formed in the two elastic side walls.

The utility model discloses the beneficial effect who produces is: after the TPA structure is installed in place, the sealing ring can be effectively limited and fixed, the sealing ring is prevented from falling off, and the TPA structure limits the terminal and enhances the holding force of the terminal; mistake proofing structure I and mistake proofing structure II are convenient for the correct installation of TPA structure and the correct installation of connector, improve connector assembly efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a connector with a TPA structure.

Fig. 2 is a schematic diagram of a TPA structure.

Fig. 3 is a top view of a TPA structure.

Fig. 4 is a cross-sectional view of a TPA feature.

Fig. 5 is a schematic view of a socket boot structure.

Fig. 6 is an initial schematic of the assembly of a TPA structure.

Fig. 7 is a top view of the TPA feature in a pre-loaded position.

Fig. 8 is an enlarged view of fig. 7 at a.

Fig. 9 is a cross-sectional view of a TPA feature assembled.

Fig. 10 is an enlarged view of fig. 9 at B.

Fig. 11 is a top view of a TPA structure assembled.

In the figure: 1-TPA structure, 11-vertical anti-error groove, 12-horizontal anti-error groove, 13-elastic side wall, 14-positioning protrusion, 15-horizontal limiting platform, 16-vertical limiting platform, 2-socket jacket, 21-positioning clamping groove I, 22-positioning clamping groove II, 23-anti-error boss, 24-horizontal limiting clamping groove, 3-terminal and 4-sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

Embodiment 1, as shown in fig. 1-5, a take connector of TPA structure, including socket sheath 2 and terminal 3, socket sheath 2 pegs graft with the plug sheath, socket sheath 2's center is equipped with the well island of pegging graft with terminal 3, well island is hollow structure, terminal 3 inserts in the hollow structure, the cover is equipped with sealing washer 4 on the well island, and be equipped with on the well island and be used for carrying out spacing TPA structure 1 to sealing washer 4, TPA structure 1 transversely inserts in the socket sheath 2 and TPA structure 1 and well island joint, be equipped with mistake proofing structure I between socket sheath 2 and the TPA structure 1, TPA structure 1's the outside is equipped with the mistake proofing structure II with plug sheath complex. The sealing ring 4 is positioned at the lower part of the middle island, the TPA structure 1 is positioned at the middle part of the middle island, and the lower end of the TPA structure 1 is contacted with the sealing ring 4, so that the sealing ring 4 is effectively fixed, and the sealing ring 4 is prevented from falling off; the error-proofing structure I ensures that the installation direction of the TPA structure 1 is accurate, and improves the installation efficiency of the TPA structure 1; the mistake proofing structure II ensures the accuracy of the connection between the socket sheath 2 and the plug sheath.

Further, the TPA structure 1 includes two oppositely disposed elastic sidewalls 13, and ends of the two elastic sidewalls 13 are connected by an arc-shaped wall. Specifically, the elastic side wall 13 and the arc-shaped wall are integrally connected to form a U-shaped structure, as shown in fig. 6, the U-shaped structure is inserted from the side of the socket jacket 2, and the inner side of the elastic side wall 13 is clamped with the middle island, so that the TPA structure 1 is stably connected with the middle island.

Embodiment 2, a connector of taking TPA structure, as shown in fig. 7-11, the inboard vertical location arch 14 that is equipped with of elasticity lateral wall 13, well island outside is equipped with positioning groove I21 and the positioning groove II 22 of arranging side by side, and positioning groove I21 and positioning arch 14 joint or positioning groove II 22 and positioning arch 14 joint. When the positioning protrusion 14 is clamped with the positioning clamping groove I21, the TPA structure 1 is located at a pre-installation position, and the lower end of the TPA structure 1 can limit outward movement of the sealing ring 4 to prevent the sealing ring 4 from falling off; when the positioning protrusion 14 is clamped with the positioning clamping groove II 22, the TPA structure 1 is located at the final installation position, and at the moment, the TPA structure 1 clamps the terminal 3, so that the holding force of the terminal 3 is enhanced.

Further, both left and right sides of the positioning projection 14 are inclined surfaces. The inclined surface facilitates the separation of the positioning protrusion 14 from the positioning clamping groove I21 or the positioning clamping groove II 22, which is beneficial to the assembly of the TPA structure 1.

Further, the inner side of the elastic side wall 13 is provided with a transverse limiting table 15, the two sides of the middle island are provided with transverse limiting clamping grooves 24, and the transverse limiting table 15 is matched with the transverse limiting clamping grooves 24. The transverse limiting table 15 is arranged along the insertion direction of the TPA structure 1, and in the insertion process of the TPA structure 1, the transverse limiting table 15 is inserted into the transverse limiting groove 24, so that the TPA structure 1 is positioned in the socket jacket 2, and the accuracy of the installation position of the TPA structure 1 is ensured. TPA structure 1 inboard is equipped with vertical spacing platform 16, and vertical spacing platform 16 cooperates with terminal 3, and terminal 3 inserts in the island back, and vertical spacing platform 16 is spacing to terminal 3, makes terminal 3 peg graft stably in socket sheath 2 to vertical spacing platform 16 can effectual improvement terminal 3's holding power.

The other structure is the same as that of embodiment 1.

Embodiment 3, a connector of taking TPA structure, mistake proofing structure I includes horizontal mistake proofing groove 12 and mistake proofing boss 23, and horizontal mistake proofing groove 12 sets up on the arc wall, is equipped with the opening on the lateral wall of socket sheath 2, and open-ended border department is equipped with mistake proofing boss 23, and horizontal mistake proofing groove 12 cooperates with mistake proofing boss 23. Specifically, mistake proofing boss 23 sets up in open-ended upside border department, and when TPA structure 1 inserted, mistake proofing boss 23 card was gone into in horizontal mistake proofing groove 12, and direction error when effectively avoiding the installation of TPA structure 1 improves the installation effectiveness of TPA structure 1.

Further, mistake proofing structure II includes vertical mistake proofing groove 11, and vertical mistake proofing groove 11 sets up in the elasticity lateral wall 13 outside, and is equipped with the vertical mistake proofing groove 11 of different quantity on two elasticity lateral walls 13. In this embodiment, the outer side of one elastic sidewall 13 is provided with one vertical anti-mismatching groove 11, and the outer side of the other elastic sidewall 13 is provided with two vertical anti-mismatching grooves 11, so that when the socket sheath 2 is inserted into the plug sheath, the insertion direction is ensured to be correct, and the assembly efficiency of the connector is improved.

The other structure is the same as that of embodiment 1 or embodiment 2.

The socket sheath assembling process comprises the following steps: sleeving a sealing ring 4 on a middle island of the socket sheath 2, wherein the sealing ring 4 is positioned at the lower part of the middle island; then the TPA structure 1 is inserted from the side edge of the socket sheath 2 to reach a preassembly position, the positioning protrusions 14 are matched with the positioning clamping grooves I21, and in the inserting process of the TPA structure 1, the transverse limiting tables 15 are matched with the transverse limiting grooves 24 to realize the positioning of the TPA structure 1 on the socket sheath 2; insert terminal 3 from the middle island lower extreme and install, then continue to promote TPA structure 1, make location arch 14 and the cooperation of positioning groove II 22, TPA structure 1 is installed final position, and at this moment, vertical spacing platform 16 carries out spacing fixed to terminal 3, and the assembly of socket sheath is accomplished.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a take connector of TPA structure, including socket sheath (2) and terminal (3), socket sheath (2) are pegged graft with the plug sheath, a serial communication port, the center of socket sheath (2) is equipped with the well island of pegging graft with terminal (3), the cover is equipped with sealing washer (4) on the well island, and be equipped with on the well island and be used for carrying out spacing TPA structure (1) to sealing washer (4), TPA structure (1) transversely insert in socket sheath (2) and TPA structure (1) and well island joint, be equipped with mistake proofing structure I between socket sheath (2) and TPA structure (1), the outside of TPA structure (1) is equipped with mistake proofing structure II with plug sheath complex.

2. A connector with a TPA structure according to claim 1, wherein the TPA structure (1) comprises two oppositely arranged elastic side walls (13) and the ends of the two elastic side walls (13) are connected by an arc-shaped wall.

3. The connector with the TPA structure according to claim 2, wherein the inner side of the elastic side wall (13) is vertically provided with a positioning protrusion (14), the outer side of the middle island is provided with a positioning clamping groove I (21) and a positioning clamping groove II (22) which are arranged side by side, and the positioning clamping groove I (21) is clamped with the positioning protrusion (14) or the positioning clamping groove II (22) is clamped with the positioning protrusion (14).

4. A connector with a TPA structure according to claim 3 wherein the locating projection (14) is beveled on both the left and right sides.

5. A connector with a TPA structure according to any one of claims 2 to 4, wherein the elastic side wall (13) is provided with a transverse limiting platform (15) at the inner side, and transverse limiting clamping grooves (24) are arranged at two sides of the middle island, and the transverse limiting platform (15) is matched with the transverse limiting clamping grooves (24).

6. A connector with a TPA structure according to claim 5, characterized in that the TPA structure (1) is provided with a vertical stop (16) inside, and the vertical stop (16) is matched with the terminal (3).

7. A connector with a TPA structure according to claim 1 or 6, wherein the error proofing structure I comprises a transverse error proofing groove (12) and an error proofing boss (23), the transverse error proofing groove (12) is arranged on the arc-shaped wall, the side wall of the socket sheath (2) is provided with an opening, the edge of the opening is provided with the error proofing boss (23), and the transverse error proofing groove (12) is matched with the error proofing boss (23).

8. A connector with a TPA structure according to claim 7, wherein the error proofing structure II comprises vertical error proofing grooves (11), the vertical error proofing grooves (11) are arranged outside the elastic side walls (13), and different numbers of vertical error proofing grooves (11) are arranged on the two elastic side walls (13).