CN220553657U - Socket for 90-degree incoming line four-core connector - Google Patents

Abstract

The utility model provides a 90 four core connectors of inlet wire are with socket, is equipped with four groups socket terminal in the socket, socket terminal and plug terminal match, and when socket and plug are to inserting, socket terminal and plug terminal are connected, and the socket is L form, and the shield cover of socket is L shape, including shield cover A and shield cover B that link together, shield cover A sets up along the axial of plug, and two opposite edges of the tip of shield cover B all fix a row of arm lock, and the arm lock is embraced at shield cover A's tip edge. Compared with the prior art, the utility model has the technical effects that the clamping arms are arranged and held at the edge of the end part of the shielding cover A, so that the fixed connection of the shielding cover A and the shielding cover B is realized.

Description

Socket for 90-degree incoming line four-core connector

Technical Field

The utility model relates to a 90-degree incoming line four-core electric connector.

Background

Currently, in new energy automobiles, connectors are required, such as the patent document with publication number CN110994276a, which includes a plug and a socket.

The meaning of 90 ° incoming line is: the incoming direction of the plug is perpendicular to the outgoing direction in the socket, for example, patent document CN113161817 a.

In order to save space and improve connection efficiency, the connector is upgraded from one core (one electric wire) to two cores to four cores, because four terminals are arranged in the four-core plug, if the terminals are not tightly fixed enough, the terminals are easy to loosen (pulled out by the electric wires); if the terminal is fixed relatively tightly, the terminal is inconvenient to disassemble.

Disclosure of Invention

The utility model aims to solve the technical problems: the connector has a shield cover therein, and the receptacle 100 has an L-shape, and the shield cover therein has an L-shape, and if the shield cover is integrated, it is inconvenient to install; if the structure is a two-body structure, the fixing of the two is inconvenient.

The technical scheme of the utility model is as follows:

the utility model provides a 90 four core connectors of inlet wire are with socket, is equipped with four groups socket terminal in the socket, socket terminal and plug terminal match, and when socket and plug are to inserting, socket terminal and plug terminal are connected, and the socket is L form, and the shield cover of socket is L shape, including shield cover A and shield cover B that link together, shield cover A sets up along the axial of plug, and two opposite edges of the tip of shield cover B all fix a row of arm lock, and the arm lock is embraced at shield cover A's tip edge.

The arm lock is the elastic arm, and it has two kinds: the clamping arms A and B are arranged in a staggered manner; the clamping arm A comprises a first arm, a second arm and a third arm which are sequentially connected, the end part of the first arm is fixed on the shielding cover B, the first arm extends to the inner side of the shielding cover B, the second arm extends to the outer side of the shielding cover B, the third arm extends to the inner side of the shielding cover B, and the extending direction of the clamping arm B is symmetrical to the clamping arm A.

The distal ends of the clamping arms B and A form a horn mouth.

The connection between the second arm and the third arm passes over the center plane of the side plate of the shield B.

Compared with the prior art, the utility model has the technical effects that the clamping arms are arranged and held at the edge of the end part of the shielding cover A, so that the fixed connection of the shielding cover A and the shielding cover B is realized.

Drawings

Fig. 1 is a schematic diagram (one) of the present utility model.

Fig. 2 is a schematic cross-sectional view of a plug terminal.

Fig. 3 is an enlarged schematic view of the terminal lock of fig. 2.

Fig. 4 is a schematic view of a terminal lock.

Fig. 5 is a schematic view of the engagement of the terminal lock with the plug terminal.

Fig. 6 is an end view schematic of a plug.

Fig. 7 is a schematic cross-sectional view of a key hole.

Fig. 8 is a schematic illustration of the utility model with one wire removed.

Fig. 9 is an enlarged schematic view of the wire supporting block in fig. 8.

Fig. 10 is an enlarged schematic view of the wire marker post of fig. 8.

Fig. 11 is a schematic view (one) of the tail cap.

Fig. 12 is a schematic view of the tail cap (two).

Fig. 13 is a schematic diagram (two) of the present utility model.

Fig. 14 is a schematic illustration of the present utility model with one wire removed.

Fig. 15 is an enlarged schematic view of the wire marker post of fig. 14.

Fig. 16 is a schematic view of a header shield.

Fig. 17 is a schematic view (one) of the header shield a.

Fig. 18 is a schematic view (two) of the header shield a.

Fig. 19 is a schematic view (iii) of the header shield a.

Fig. 20 is a schematic view of a header shield B.

FIG. 21 is a schematic view of a fixing post and a hook.

Fig. 22 is an enlarged schematic view of the fixing post and the hook in fig. 21.

Fig. 23 is a schematic view of a hook.

Detailed Description

The utility model will be described in detail below with reference to the drawings and detailed description thereof.

1-2, a 90-degree incoming four-core electrical connector comprises a socket 100 and a plug 200, wherein four plug terminals 210 are arranged in the plug 200, each plug terminal 210 is internally connected with a wire (cable) 300, four groups of socket terminals 110 are arranged in the socket 100, the socket terminals 110 are matched with the plug terminals 210, and when the socket 100 and the plug 200 are oppositely inserted, the socket terminals 110 are connected with the plug terminals 210.

As shown in fig. 1-2, the socket 100 is L-shaped, and the plug 200 is linear, so as to implement a 90 ° line-in mode.

As shown in fig. 3-5, a cubic space is formed between the four plug terminals 210, a terminal locking member 290 is fixed in the cubic space, the terminal locking member 290 includes four elastic columns 291, each elastic column 291 is matched with one plug terminal 210, and the plug terminal 210 can be pressed on the body of the plug 200, so that the fixing of the plug terminal 210 is realized.

As shown in fig. 3 to 5, the fitting of the elastic posts 291 with the plug terminal 210 is specifically: an annular recess 211 is arranged between the front part 212 of the plug terminal 210 and the body, and a step surface A2111 is formed at the joint of the annular recess 211 and the front part 212 of the terminal;

the locking protrusion 292 is fixed on the outer side of the elastic column 291, the upper surface of the locking protrusion 292 is an inclined surface 295, the lower surface of the locking protrusion 292 is a step surface B293, and a step surface C294 is formed at the joint of the locking protrusion 292 and the elastic column 291;

the locking protrusion 292 is engaged with the annular recess 211, and the step surface B293 is engaged with the step surface a2111, thereby completing engagement of the elastic column 291 with the plug terminal 210 and securing the plug terminal 210.

In the above design, as shown in fig. 3, the plug terminal 210 is mounted from the terminal (right side of fig. 3), the inclined surface 295 facilitates the entry of the terminal front portion 212, and when the terminal front portion 212 is entered, the inclined surface 295 is pressed by the elastic column 291 to be bent inward; after the installation, since the step surface B293 is engaged with the step surface a2111, the plug terminal 210 cannot be pulled when the electric wire 300 is pulled outward, which is safe.

In order to facilitate the fixing and the dismounting of the terminal locking member 290, a connecting post 296 is disposed at an end of the terminal locking member 290 away from the elastic post 291, a connecting hole 2961 is disposed in an axial direction of the connecting post 296, and other columnar members are in interference fit with the connecting hole 2961, so as to fix and dismount the terminal locking member 290.

To facilitate the inward bending of the elastic columns 291, the outer ends of the elastic columns 291 (the ends remote from the connection columns 296) are narrow elastic arms 2911, which facilitate the bending of the outer ends of the elastic columns 291.

As described above, the plug terminal 210 is not conveniently pulled out, and for this purpose, the further improvement is as follows:

as shown in fig. 6-7, the end face of the plug 200 remote from the wire 300 is provided with four removal holes 299, the removal holes 299 being disposed along the axis of the plug 200, extending inwardly to the lower surface of the locking projection 292.

When unlocking, as shown in fig. 6-7, a sheet-like tool (in-line screwdriver) is used to extend into the disassembling hole 299, after the sheet-like tool reaches into the gap 2992 between the elastic column 291 and the disassembling hole wall 2991, the sheet-like tool is rotated by 90 degrees, the elastic column 291 is forced to bend inwards, the locking protrusion 292 is not matched with the annular recess 211 any more, and the plug terminal 210 is unlocked and can be pulled out.

As shown in fig. 4 and 6-7, to facilitate entry of the lamellar means into the gap 2992, the outer side of the outermost end of the resilient leg 291 is provided with a ramp 297.

The step surface C294 can be fitted to the end surface of the release hole wall 2991.

For convenience of processing, the terminal locking member 290 is integrally formed with the elastic posts 291 and the locking projections 292.

As shown in fig. 8-15, the tail portion of the plug 200 is provided with a tail cover structure, for convenient disassembly, the tail cover structure comprises two symmetrical tail covers 221, a wire supporting block 231 is arranged at the joint of the two tail covers 221, the wire supporting block 231 is fixed on the tail end face of the plug 200, the tail cover 221 is provided with an arc-shaped surface a222, the wire supporting block 231 is provided with an arc-shaped surface B232, and the arc-shaped surface a222 and the arc-shaped surface B232 encircle the wire 300 from opposite directions to keep the wire 300 straight.

As shown in fig. 12 and 14, the tail cover 221 fixes the tail cover support block 223 between the two arc surfaces a222, and the tail cover support block 223 can support the wire support block 231 to prevent the wire support block 231 from being deformed.

As shown in fig. 1, in order to prevent the wrong connection, four corners of the tail end face of the plug 200 are fixed with a marking post 280, and the end face of the marking post 280 is provided with marks (such as 1, 2, 3, 4, etc.).

The connector has a shield cover therein, and the receptacle 100 has an L-shape, and the shield cover therein has an L-shape, and if the shield cover is integrated, it is inconvenient to install; if the structure is a two-body structure, the fixing of the two is inconvenient.

As shown in fig. 16-20, the shielding case of the socket 100 is L-shaped, and includes a shielding case a120 and a shielding case B130 that are connected together, where the shielding case a120 is disposed along the axial direction of the plug 200, two opposite edges of the end of the shielding case B130 are each fixed with a row of clamping arms 131, and the clamping arms 131 are held by the end edges (see reference numeral 122 of fig. 20) of the shielding case a120, so as to achieve a fixed connection between the shielding case a120 and the shielding case B130.

As shown in fig. 19, the clip arm 131 is a resilient arm, which has two types: the clamping arms A138 and B139 are arranged in a staggered manner, and the clamping arms A138 and B139 are arranged in a staggered manner.

18-19, clip arm A138 includes a first arm 1311, a second arm 1312, and a third arm 1313 connected in this order, the end of first arm 1311 being fixed to shield B130, first arm 1311 extending inward of shield B130, second arm 1312 extending outward of shield B130, and third arm 1313 extending inward of shield B130 in a proximal-to-distal direction; the extending direction of the clip arm B139 is symmetrical to the clip arm a 138.

As shown in fig. 18, the distal ends of the clip arms B139 and a138 form a flare 1315 to facilitate the insertion of the shield B130 between the clip arms a138 and B139.

As shown in fig. 18, the connection between the second arm 1312 and the third arm 1313 (see reference numeral 1314) passes beyond the center plane of the side plate of the shield B130 for greater resilience.

As shown in fig. 16, in order to facilitate fixing the shield a120 to the socket 100, a bending protrusion 121 is provided on an outer wall of the shield a 120.

The socket 100 includes a housing and an insulating layer, and in order to achieve the fixation of the two, the improvement is as follows:

as shown in fig. 21-23, a longitudinal fixing column a140 is fixed on the housing, grooves 141 are provided on opposite sides of the end of the longitudinal fixing column a140, two elastic longitudinal fixing columns B150 are fixed on the insulating layer, a hook 151 is fixed on the inner side of the end of each fixing column B150, and the hook 151 is hooked in the groove 141.

Because both sides of the longitudinal fixing column A140 are pulled by a hook, the stress is relatively uniform, and the whole structure is relatively stable.

As shown in fig. 23, for further stability, two longitudinal fixing posts a140 are fixed on the housing, and each longitudinal fixing post a140 is matched with two longitudinal fixing posts B150.

Because the longitudinal fixing posts B150 are elastic members, the hooks 151 are conveniently hooked in the grooves 141.

See the prior art for further content.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several changes and modifications can be made without departing from the general inventive concept, and these should also be regarded as the scope of the utility model.

Claims (5)

1. The utility model provides a 90 four core connectors of inlet wire socket, is equipped with four group socket terminals (110) in socket (100), and socket (100) are L form, its characterized in that: the shielding cover of the socket (100) is L-shaped and comprises a shielding cover A (120) and a shielding cover B (130) which are connected together, the shielding cover A (120) is arranged along the axial direction of the plug (200), two opposite edges of the end part of the shielding cover B (130) are respectively provided with a row of clamping arms (131), and the clamping arms (131) are embraced at the edge of the end part of the shielding cover A (120).

2. The 90 ° inlet four-core connector receptacle of claim 1, wherein: the clamping arm (131) is an elastic arm, and has two types: the clamping arms A (138) and B (139) are arranged in a staggered manner, and the clamping arms A (138) and B (139) are arranged in a staggered manner.

3. The 90 ° inlet four-core connector receptacle of claim 2, wherein: the clamp arm A (138) comprises a first arm (1311), a second arm (1312) and a third arm (1313) which are sequentially connected, wherein the end part of the first arm (1311) is fixed on the shielding cover B (130), the first arm (1311) extends towards the inner side of the shielding cover B (130), the second arm (1312) extends towards the outer side of the shielding cover B (130) and the third arm (1313) extends towards the inner side of the shielding cover B (130) along the direction from near to far; the extending direction of the clamp arm B (139) is symmetrical to the clamp arm A (138).

4. A 90 ° inlet four-core connector receptacle according to claim 3, wherein: the distal ends of clip arm B (139) and clip arm A (138) form a flare (1315).

5. The 90 ° in-line four-core connector receptacle of claim 4, wherein: the connection between the second arm (1312) and the third arm (1313) passes beyond the center plane of the side panel of shield B (130).