CN216214458U

CN216214458U - Electric connector

Info

Publication number: CN216214458U
Application number: CN202122635286.9U
Authority: CN
Inventors: 刘磊; 齐文凤
Original assignee: Mianyang Huayan Electronics Co ltd
Current assignee: Mianyang Huayan Electronics Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-05
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses an electric connector, which comprises a connecting head and a connecting tail, wherein one end of the connecting head is fixed with an installation column, the side wall of the installation column is fixed with a limiting column, the inner wall of the connecting tail is fixed with an annular boss, the annular boss is connected with an elastic part, one end of the elastic part, which is far away from the annular boss, is connected with an annular sliding block, the side wall of the connecting tail is provided with a limiting groove, the limiting groove is communicated with an inner hole of the connecting tail, one end of the limiting groove penetrates through one end of the connecting tail, the installation column is arranged in the connecting tail in a penetrating manner, the installation column is abutted against the annular sliding block and enables the elastic part to be in a compression state, and the elastic part is configured to apply a reaction force to the limiting column so that the limiting column is abutted against the inner wall of the limiting groove; adopt the spacing mode of pegging graft to be connected head and connection tail connection, realized the quick installation and the dismantlement of connector, improved the connection efficiency of cable and connector, the later stage technical staff of being convenient for simultaneously carries out the maintenance work of cable.

Description

Electric connector

Technical Field

The utility model relates to the technical field of cable connectors, in particular to an electric connector.

Background

The cable connector is a part for connecting cables at two ends, and when the cable connector is used in practice, two devices can be connected through the cable connector so as to ensure that the two devices can work normally. However, the existing cable connector part is installed and disassembled in a screw mode, a plurality of screws need to be disassembled by using tools during installation and disassembly, the operation is complicated, and the connection between the cable and the connector cannot be completed quickly; the other part of the connector is installed and disassembled in a welding mode, and although the connector is installed quickly, the connector is difficult to disassemble, so that the later maintenance work of technicians is inconvenient to perform.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides an electric connector, wherein a connecting head and a connecting tail part are detachably connected to form a cable connector, and the connecting head and the connecting tail part are connected in an inserting and limiting mode, so that the quick installation and disassembly of the connector are realized, the connecting efficiency of the cable and the connector is improved, and meanwhile, the later-period maintenance work of the cable is facilitated for technicians.

The purpose of the utility model is realized by the following technical scheme: an electric connector comprises a connecting head and a connecting tail, wherein one end of the connecting head is fixed with a mounting column, the side wall of the mounting column is fixed with a limiting column, the inner wall of the connecting tail is fixed with an annular boss, the annular boss is connected with an elastic piece, one end of the elastic piece, which is far away from the annular boss, is connected with an annular sliding block, the side wall of the connecting tail is provided with a limiting groove, the limiting groove is communicated with an inner hole of the connecting tail, one end of the limiting groove penetrates through one end of the connecting tail, the mounting column is arranged in the connecting tail in a penetrating mode, the mounting column abuts against the annular sliding block and enables the elastic piece to be in a compression state, and the elastic piece is configured to apply a reaction force to the limiting column so that the limiting column abuts against the inner wall of the limiting groove;

the inside of connecting head portion is provided with the metallic conductor head, and the cable passes connecting head portion and is connected with the one end of metallic conductor head.

Furthermore, the limiting groove comprises a longitudinal groove and a transverse groove, the longitudinal groove is formed in one end of the connecting tail portion in the axial direction of the connecting tail portion, and the transverse groove is communicated with the longitudinal groove to form an L shape.

Further, the limiting groove further comprises a butt joint groove, the butt joint groove is parallel to the longitudinal groove, one end, far away from the longitudinal groove, of the transverse groove is communicated with the butt joint groove, and the butt joint groove is located above the transverse groove.

Furthermore, an elastic rubber ring is sleeved on the mounting column, and two ends of the elastic rubber ring respectively abut against the connecting head and the connecting tail.

Further, the connection tail part is far away from one end of the connection head part is fixed with an elastic crimping part, a crimping hole is formed in the elastic crimping part in a penetrating mode, the diameter of the crimping hole is smaller than the outer diameter of the cable, the crimping hole is communicated with the inner hole of the connection tail part, a crimping body is in transition fit on the elastic crimping part, and the crimping body is used for enabling the elastic crimping part to crimp the cable to form transition fit.

Further, elasticity crimping piece is the round platform shape, the one end of connecting the afterbody is equipped with the cavity screw post, the big diameter end of elasticity crimping piece with cavity screw post fixed connection, little diameter hole has been seted up to the one end of crimping body, and big diameter hole has been seted up to the other end, little diameter hole and major diameter hole communicate, the diameter in little diameter hole is less than the diameter of the big diameter end of elasticity crimping piece, the one end that crimping body is close to big diameter hole with cavity screw post threaded connection.

Furthermore, the inner wall of the connecting tail part is symmetrically provided with sliding grooves, the sliding grooves extend along the telescopic direction of the elastic piece, sliding blocks are symmetrically fixed on the side wall of the annular sliding block, and the sliding blocks are in sliding fit in the sliding grooves.

Furthermore, an installation plate is fixed on the inner wall of the connecting head, and the metal conductor head is fixedly arranged on the installation plate in a penetrating mode.

Furthermore, the elastic part comprises a plurality of springs which are uniformly distributed along the circle center direction of the annular boss in a circumferential manner.

The utility model has the beneficial effects that:

1. the utility model provides an electrical connector, the connector head can be dismantled with the connector tail and be connected formation cable connector, adopts the spacing mode of pegging graft with connector head and connector tail connection, has realized the quick installation and the dismantlement of connector, has improved the connection efficiency of cable and connector, and the later stage technical staff of being convenient for simultaneously carries out the maintenance work of cable.

2. The crimping body extrudees elasticity crimping spare and cable and makes it take place deformation to make elasticity crimping spare crimping cable form transition fit, thereby fix the cable at the connection afterbody, improve the tensile strength that the cable is connected.

Drawings

Fig. 1 is a perspective view of a connector of an electrical connector according to the present invention;

FIG. 2 is a schematic diagram of an internal structure of a connector of an electrical connector according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic diagram of an internal structure of a connecting head of an electrical connector according to the present invention;

FIG. 5 is a schematic view of an overall structure of an electrical connector according to the present invention;

FIG. 6 is a schematic view of an internal structure of a compression joint body of an electrical connector according to the present invention;

in the figure, 1-connecting head, 2-connecting tail, 3-mounting post, 4-limiting post, 5-annular boss, 6-annular slide block, 7-limiting groove, 8-metal conductor head, 9-longitudinal groove, 10-transverse groove, 11-butting groove, 12-elastic rubber ring, 13-elastic crimping piece, 14-crimping hole, 15-crimping body, 16-hollow threaded post, 17-small diameter hole, 18-large diameter hole, 19-sliding groove, 20-slide block, 21-mounting plate and 22-spring.

Detailed Description

The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

Embodiment one, as shown in fig. 1 to 4, an electrical connector includes a connecting head 1 and a connecting tail 2, a mounting post 3 is fixed at one end of the connecting head 1, a limiting post 4 is fixed at a sidewall of the mounting post 3, an annular boss 5 is fixed at an inner wall of the connecting tail 2, an elastic member is connected on the annular boss 5, an annular slider 6 is connected at one end of the elastic member away from the annular boss 5, a limiting groove 7 is formed at a sidewall of the connecting tail 2, the limiting groove 7 is communicated with an inner hole of the connecting tail 2, one end of the limiting groove 7 passes through one end of the connecting tail 2, the mounting post 3 is inserted into the connecting tail 2, the mounting post 3 abuts against the annular slider 6 and makes the elastic member in a compressed state, the elastic member is configured to apply a reaction force to the limiting post 4 so that the limiting post 4 abuts against an inner wall of the limiting groove 7, a metal conductor head 8 is arranged inside the connecting head 1, the cable passes through the connecting head 1 and is connected with one end of the metal conductor head 8; separating the connecting head part 1 from the connecting tail part 2, connecting the cable with the metal conductor head 8 by penetrating the connecting tail part 2, and finally connecting the connecting head part 1 with the connecting tail part 2; the connecting head 1 and the connecting tail 2 are detachably connected to form a cable connector, and the connecting head 1 and the connecting tail 2 are connected in an inserting and limiting mode, so that the quick installation and disassembly of the connector are realized, the connecting efficiency of the cable and the connector is improved, and meanwhile, the maintenance work of the cable by later technicians is facilitated; the limiting groove 7 comprises a longitudinal groove 9 and a transverse groove 10, the longitudinal groove 9 is formed in one end of the connecting tail part 2 along the axial direction of the connecting tail part, and the transverse groove 10 is communicated with the longitudinal groove 9 to form an L shape. The limiting groove 7 further comprises a butting groove 11, the butting groove 11 is parallel to the longitudinal groove 9, one end, far away from the longitudinal groove 9, of the transverse groove 10 is communicated with the butting groove 11, the butting groove 11 is located above the transverse groove 10, the elastic part comprises a plurality of springs 22, and the springs 22 are uniformly distributed in a circumferential mode along the direction of the circle center of the annular boss 5; the connection mode of connecting head 1 and tail 2 is as follows: penetrating the mounting column 3 into the connecting tail part 2, penetrating the limiting column 4 from the open end of the longitudinal groove 9, pressing the annular slide block 6 downwards through the mounting column 3, enabling the annular slide block 6 to move downwards to compress the spring 22, rotating the connecting head part 1 close to the abutting groove 11 when the limiting column 4 slides to one end of the transverse groove 10, rotating the limiting column 4 to the bottom port of the abutting groove 11, then loosening the connecting head part 1, ejecting the limiting column 4 into the abutting groove 11 under the reaction force of the spring 22, and enabling the limiting column 4 to abut against the top of the abutting groove 11, so that the connecting head part 1 is connected with the connecting tail part 2; when the connecting head part 1 is detached, the limiting column 4 is driven to be separated from the abutting groove 11 only by moving the connecting head part 1 downwards, the connecting head part is rotated close to the longitudinal groove 9 after the limiting column 4 is positioned in the transverse groove 10, the limiting column 4 is rotated at the bottom of the longitudinal groove 9, and finally the connecting head part 1 is taken out of the connecting tail part 2; therefore, the connection head part 1 and the connection tail part 2 can be simply and quickly mounted and dismounted, and the mounting and the later maintenance are convenient.

Further, as shown in fig. 2 and 4, a mounting plate 21 is fixed on the inner wall of the connecting head 1, the metal conductor head 8 is fixedly arranged on the mounting plate 21, and one end of the metal conductor head 8 close to the connecting tail 2 extends out of the connecting head 1, so that the connection between the cable and the metal conductor head 8 is facilitated.

Furthermore, an elastic rubber ring 12 is sleeved on the mounting column 3, two ends of the elastic rubber ring 12 respectively abut against the connecting head part 1 and the connecting tail part 2, and a gap between the connecting head part 1 and the connecting tail part 2 is filled through the elastic rubber ring 12, so that a connecting head formed by connection is more attractive; specifically, the connecting head 1 is moved downwards, the elastic rubber ring 12 is extruded to deform, and after the limiting column 4 is matched with the abutting groove 11, the elastic rubber ring 12 is in a compression state, so that two ends of the elastic rubber ring 12 are respectively abutted against the connecting head 1 and the connecting tail 2, and gaps between the connecting head 1 and the connecting tail 2 are filled.

Further, as shown in fig. 3, the inner wall of the connection tail portion 2 is symmetrically provided with sliding grooves 19, the sliding grooves 19 extend along the telescopic direction of the elastic member, the side walls of the annular sliding block 6 are symmetrically fixed with sliding blocks 20, the sliding blocks 20 are slidably matched in the sliding grooves 19, and the annular sliding block 6 is limited to slide through the matching of the sliding blocks 20 and the sliding grooves 19, so that the annular sliding block 6 can only move along the telescopic direction of the spring 22, and the effect of deformation of the compression spring 22 is achieved.

In the second embodiment, as shown in fig. 1, 5 and 6, an elastic crimping piece 13 is fixed at one end of the connection tail 2 away from the connection head 1, a crimping hole 14 is formed through the elastic crimping piece 13, the diameter of the crimping hole 14 is smaller than the outer diameter of the cable, the crimping hole 14 is communicated with an inner hole of the connection tail 2, a crimping body 15 is transitionally matched on the elastic crimping piece 13, the crimping body 15 is used for enabling the elastic crimping piece 13 to be transitionally matched with the cable in a crimping manner, and the crimping body 15 presses the elastic crimping piece 13 and the cable to deform, so that the elastic crimping piece 13 is in transitionally matched with the cable in a crimping manner, the cable is fixed at the connection tail 2, and the tensile strength of cable connection is improved; the elastic crimping piece 13 is in a circular truncated cone shape, one end of the connecting tail part 2 is provided with a hollow threaded column 16, the large-diameter end of the elastic crimping piece 13 is fixedly connected with the hollow threaded column 16, one end of the crimping body 15 is provided with a small-diameter hole 17, the other end of the crimping body is provided with a large-diameter hole 18, the small-diameter hole 17 is communicated with the large-diameter hole 18, the diameter of the small-diameter hole 17 is smaller than that of the large-diameter end of the elastic crimping piece 13, and one end, close to the large-diameter hole 18, of the crimping body 15 is in threaded connection with the hollow threaded column 16; after connection head 1 and connection afterbody 2 are connected and are accomplished, establish crimping body 15 cover on elasticity crimping piece 13, the diameter in minor diameter hole 17 is greater than the diameter that elasticity crimping piece 13 minor diameter held, thereby be convenient for quick establish crimping body 15 cover on elasticity crimping piece 13, then be close to connection afterbody 2 and remove crimping body 13, under the guide effect of elasticity crimping piece 13 conical surface, make crimping body 15 more relaxed compression elasticity crimping piece 13 and cable, thereby make elasticity crimping piece 13 with the cable crimping inside, at last with crimping body 15 and hollow thread post 16 threaded connection, thereby accomplish the fixed crimping of cable, improve the tensile strength of connecting cable afterbody.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the utility model is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an electric connector, its characterized in that includes connecting head (1) and connection afterbody (2), the one end of connecting head (1) is fixed with erection column (3), the lateral wall of erection column (3) is fixed with spacing post (4), the inner wall of connecting afterbody (2) is fixed with annular boss (5), be connected with the elastic component on annular boss (5), the one end that annular boss (5) were kept away from to the elastic component is connected with annular slider (6), spacing groove (7) have been seted up to the lateral wall of connecting afterbody (2), spacing groove (7) with the hole of connecting afterbody (2) communicates with each other, the one end of spacing groove (7) is passed the one end of connecting afterbody (2), erection column (3) are worn to establish in connecting afterbody (2), erection column (3) with annular slider (6) counterbalance and make the elastic component be in the compression state, the elastic piece is configured to apply a counterforce to the limiting column (4) so that the limiting column (4) abuts against the inner wall of the limiting groove (7);

the inside of connecting head (1) is provided with metallic conductor head (8), and the cable passes connecting head (1) and is connected with the one end of metallic conductor head (8).

2. The electrical connector according to claim 1, wherein the limiting groove (7) includes a longitudinal groove (9) and a transverse groove (10), the longitudinal groove (9) is formed at one end of the connecting tail portion (2) along the axial direction thereof, and the transverse groove (10) is communicated with the longitudinal groove (9) to form an "L" shape.

3. An electrical connector according to claim 2, wherein the limiting groove (7) further comprises an abutting groove (11), the abutting groove (11) is disposed in parallel with the longitudinal groove (9), one end of the transverse groove (10) away from the longitudinal groove (9) is communicated with the abutting groove (11), and the abutting groove (11) is located above the transverse groove (10).

4. An electrical connector according to claim 3, wherein the mounting post (3) is sleeved with an elastic rubber ring (12), and two ends of the elastic rubber ring (12) respectively abut against the connecting head (1) and the connecting tail (2).

5. An electrical connector according to claim 1, wherein an elastic crimping member (13) is fixed to an end of the connection tail portion (2) away from the connection head portion (1), a crimping hole (14) is formed through the elastic crimping member (13), a diameter of the crimping hole (14) is smaller than an outer diameter of the cable, the crimping hole (14) communicates with an inner hole of the connection tail portion (2), a crimping body (15) is transition-fitted on the elastic crimping member (13), and the crimping body (15) is used for transition-fitting the elastic crimping member (13) to the cable.

6. An electrical connector according to claim 5, wherein the elastic crimping member (13) is in the shape of a circular truncated cone, a hollow threaded post (16) is disposed at one end of the connection tail portion (2), a large diameter end of the elastic crimping member (13) is fixedly connected to the hollow threaded post (16), a small diameter hole (17) is formed at one end of the crimping body (15), a large diameter hole (18) is formed at the other end of the crimping body, the small diameter hole (17) is communicated with the large diameter hole (18), the diameter of the small diameter hole (17) is smaller than that of the large diameter end of the elastic crimping member (13), and one end of the crimping body (15) close to the large diameter hole (18) is in threaded connection with the hollow threaded post (16).

7. The electrical connector according to claim 1, wherein sliding grooves (19) are symmetrically formed in an inner wall of the connecting tail portion (2), the sliding grooves (19) extend along a telescopic direction of the elastic member, sliding blocks (20) are symmetrically fixed to side walls of the annular sliding block (6), and the sliding blocks (20) are slidably fitted in the sliding grooves (19).

8. An electrical connector according to claim 1, wherein a mounting plate (21) is fixed to an inner wall of the connector head (1), and the metal conductor head (8) is fixedly arranged on the mounting plate (21) in a penetrating manner.

9. The electrical connector according to any one of claims 1 to 8, wherein the resilient member comprises a plurality of springs (22), and the plurality of springs (22) are circumferentially and uniformly distributed along a center of the circular boss (5).