CN221305013U - Cable connector - Google Patents

Abstract

The application relates to the technical field of cable connection devices, and provides a cable connector, which comprises: the wire pressing device comprises a shell, a wire connecting piece, a wire pressing elastic piece and a rotating piece; the wire connecting part of the wire connecting piece is arranged in the shell, the wire pressing elastic piece is arranged in the shell and is provided with a pressing part, the pressing part is arranged opposite to the wire connecting part, and a clamping opening for the wire to extend in is defined between the pressing part and the wire connecting part; the cam structure at one end of the rotating piece is rotationally connected with the shell, the cam structure is abutted with the line pressing elastic piece, and the rotating piece is provided with a first position and a second position; the clamping opening is in an open state under the condition that the rotating piece is in the first position; when the rotating piece is positioned at the second position, the clamping opening is in a pressing state, and the wiring part and the pressing part are respectively used for being abutted with the outer surface of the cable; according to the application, through the rotation of the rotating piece, the cam structure drives the pressing part to move relative to the wiring part, so that the cable is stretched into and pressed and connected.

Description

Cable connector

Technical Field

The present application relates to the field of cable connectors, and more particularly, to a cable connector.

Background

The cable connection device is widely applied to various power supply devices, and realizes current or signal transmission through connection of cables.

In the related art, common cable connection methods include non-detachable and detachable; the non-detachable type welding comprises welding, the welding is required to be manufactured in a factory and then transported to field operation, and the connection mode is inconvenient to maintain and repair and has higher cost, namely the connection mode of welding has poorer convenience; detachable including screw locking, screw locking's connected mode needs to use the instrument to lock or loosen, and requires higher to locking moment, and locking moment is not enough easily to appear contacting failure, and the smooth silk easily appears in locking moment, can appear contacting resistance grow after long-time use, and the temperature rise is too high, appears burning loss phenomenon even, and screw locking's connected mode reliability is relatively poor promptly.

Disclosure of Invention

Based on this, it is necessary to provide a cable connector for the problem of poor convenience and reliability of the cable connection method in the related art.

A cable connector, comprising: the wire pressing device comprises a shell, a wire connecting piece, a wire pressing elastic piece and a rotating piece; the wiring part of the wiring piece is arranged in the shell; the wire pressing elastic piece is positioned in the shell and is provided with a pressing part, the pressing part and the wiring part are oppositely arranged, and a clamping opening for the cable to extend in is defined between the pressing part and the wiring part; the rotating piece comprises a handle and a cam structure, the cam structure is connected with one end of the handle, the cam structure is rotationally connected with the shell, the cam structure is abutted with the line pressing elastic piece, and the rotating piece is provided with a first position and a second position; the rotating piece is positioned at the first position, the clamping opening is in an open state, and the section size of the clamping opening is larger than that of the cable; the rotating piece is positioned at the second position, the clamping opening is in a pressing state, the cross section size of the clamping opening is smaller than that of the cable, and the wiring part and the pressing part are respectively used for being abutted to the outer surface of the cable.

In one embodiment, the pressing line elastic piece comprises an elastic body, a frame body and a sheet body; the elastic body is in butt joint with the cam structure, one end of the elastic body is connected with the frame body, the other end of the elastic body is connected with the sheet body, the sheet body is positioned in the frame body, the wiring part is positioned in the frame body and is connected with the sheet body, and the pressing part is formed on the inner wall surface of the frame body facing to one side of the wiring part; the elastic body, the frame body and the sheet body are of an integrated structure.

In one embodiment, the housing is provided with a first accommodating groove matched with the rotating piece; the rotating piece is positioned outside the first accommodating groove under the condition that the rotating piece is positioned at the first position; the rotating member is positioned in the first accommodating groove when the rotating member is in the second position.

In one embodiment, the shell is further provided with a locking part; the rotating piece is provided with a groove matched with the locking part, and the locking part is connected with the groove under the condition that the rotating piece is positioned in the first accommodating groove.

In one embodiment, a viewing window is further provided on the housing, the viewing window facing the clamping opening.

In one embodiment, the casing is further provided with a threading structure, and when the clamping opening is in an open state, the threading structure is opposite to the clamping opening, and the threading structure is used for guiding the cable to the clamping opening.

In one embodiment, the connector comprises a connector body, wherein a first end of the connector body is provided with a butt joint part, and the connector part is formed at the other end of the connector body.

In one embodiment, the wire connection portion is formed with a tooth-shaped structure on a side facing the pressing portion.

In one embodiment, a plurality of second accommodating grooves are formed in the shell, each second accommodating groove is internally provided with a wiring piece, the plurality of wire pressing elastic pieces are arranged, and the plurality of wire pressing elastic pieces are connected with the plurality of wiring pieces in a one-to-one correspondence manner; the rotating parts are provided with a plurality of rotating parts, and the rotating parts are connected with the pressing line elastic parts in one-to-one correspondence.

In one embodiment, the housing comprises a first housing and a second housing; the first shell is detachably connected with the second shell.

According to the cable connector, the pressing part is driven by the cam structure to move relative to the wiring part through rotation of the rotating part, so that the cable is stretched into and pressed and connected; in the actual use process, the rotating piece is rotated to a first position, the cam structure is accompanied with the rotation of the rotating piece, and based on the eccentric characteristic of the cam structure, the cam structure can drive the pressing part of the line pressing elastic piece to move towards one side far away from the wiring part, so that the clamping opening is gradually opened, and the end part of the cable is convenient to stretch in; then the rotating piece is rotated to a second position, the cam structure can drive the compressing part of the wire pressing elastic piece to move towards one side close to the wiring part, so that the clamping opening is gradually closed, resetting is realized by means of elasticity of the wire pressing elastic piece, and the end part of the wire is compressed on the wiring part by the compressing part, so that compression connection of the wire is completed; when the cable is required to be disassembled, the cable can be pulled out only by rotating the rotating piece to the first position; compared with the cable connection mode in the related art, the cable connection device can conveniently realize connection and disassembly of cables, and the compression of the cables is realized in an elastic mode, so that the locking moment in screw locking is not involved, the consistency of connection is good, and the reliability of connection is improved.

Drawings

Fig. 1 is a schematic structural view of a rotating member in a first position according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a rotating member in a second position according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a pressing elastic member according to an embodiment of the present application.

Fig. 4 is a schematic overall structure of a cable connector according to an embodiment of the application.

Fig. 5 is an exploded view of a cable connector according to an embodiment of the present application.

Fig. 6 is a schematic structural diagram of a first housing according to an embodiment of the present application.

Fig. 7 is a schematic structural diagram of a second housing according to an embodiment of the present application.

Fig. 8 is a schematic structural view of a rotating member according to an embodiment of the present application.

Fig. 9 is a schematic structural diagram of a viewing window body according to an embodiment of the present application.

Fig. 10 is a schematic structural view of a connector according to an embodiment of the present application.

Reference numerals illustrate:

100. A housing; 110. a first housing; 111. a first accommodation groove; 112. a locking part; 113. a threading structure; 120. a second housing; 121. a front end; 122. a second accommodation groove; 123. a rotating shaft groove; 130. an observation window;

200. A wiring member; 210. a wiring section; 211. a tooth-shaped structure; 220. a wiring body; 230. a butt joint part;

300. A wire pressing elastic member; 310. an elastic body; 320. a frame; 330. a sheet body;

400. A rotating member; 410. a cam structure; 420. a groove;

500. An observation window body; 510. a bump structure.

Detailed Description

In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. The present application may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the application, whereby the application is not limited to the specific embodiments disclosed below.

In the description of the present application, it should be understood that, if any, these terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., are used herein with respect to the orientation or positional relationship shown in the drawings, these terms refer to the orientation or positional relationship for convenience of description and simplicity of description only, and do not indicate or imply that the apparatus or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the application.

Furthermore, the terms "first," "second," and the like, if any, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the terms "plurality" and "a plurality" if any, mean at least two, such as two, three, etc., unless specifically defined otherwise.

In the present application, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly. For example, the two parts can be fixedly connected, detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present application, unless expressly stated or limited otherwise, the meaning of a first feature being "on" or "off" a second feature, and the like, is that the first and second features are either in direct contact or in indirect contact through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that if an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. If an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein, if any, are for descriptive purposes only and do not represent a unique embodiment.

The cable connection device is widely applied to various power supply devices, and realizes current or signal transmission through connection of cables.

In the related art, common cable connection methods include non-detachable and detachable; the non-detachable type welding comprises welding, the welding is required to be manufactured in a factory and then transported to field operation, and the connection mode is inconvenient to maintain and repair and has higher cost, namely the connection mode of welding has poorer convenience; detachable including screw locking, screw locking's connected mode needs to use the instrument to lock or loosen, and requires higher to locking moment, and locking moment is not enough easily to appear contacting failure, and the smooth silk easily appears in locking moment, can appear contacting resistance grow after long-time use, and the temperature rise is too high, appears burning loss phenomenon even, and screw locking's connected mode reliability is relatively poor promptly.

Based on this, it is necessary to provide a cable connector for the problem of poor convenience and reliability of the cable connection method in the related art.

Referring to fig. 1 and 2, fig. 1 is a schematic structural view of a rotating member in a first position according to an embodiment of the present application, and fig. 2 is a schematic structural view of a rotating member in a second position according to an embodiment of the present application; the cable connector provided by an embodiment of the application includes a housing 100, a wire connecting member 200, a wire pressing elastic member 300 and a rotating member 400.

The wiring part 210 of the wiring member 200 is arranged in the shell 100, the wire pressing elastic member 300 is provided with a pressing part, the pressing part is arranged opposite to the wiring part 210, and a clamping opening for the cable to extend in is defined between the pressing part and the wiring part 210; the rotating member 400 includes a handle and a cam structure 410, the cam structure 410 is connected with one end of the handle, the cam structure 410 is rotationally connected with the housing 100, the cam structure 410 is abutted with the wire pressing elastic member 300, and the rotating member 400 has a first position and a second position; with the rotary member 400 in the first position, the clamping port is in an open state, and the cross-sectional dimension of the clamping port is larger than the cross-sectional dimension of the cable; when the rotary member 400 is in the second position, the clamping opening is in a compressed state, the cross-sectional dimension of the clamping opening is smaller than the cross-sectional dimension of the cable, and the wire connection portion 210 and the compression opening are respectively used for abutting against the outer surface of the cable.

Specifically, in the cable connector shown in the present embodiment, the cam structure 410 drives the pressing portion to move relative to the wire connection portion 210 through the rotation of the rotating member 400, so as to implement the extending and pressing connection of the cable; in an actual use process, the rotating member 400 is rotated to the first position, the cam structure 410 rotates with the rotating member 400, and based on the eccentric characteristic of the cam structure 410, the cam structure 410 can drive the pressing portion of the pressing elastic member 300 to move towards the side far away from the wire connection portion 210, so as to gradually open the clamping opening, so that the end portion of the cable is convenient to extend in; then the rotating member 400 is rotated to the second position, the cam structure 410 can drive the compressing portion of the wire pressing elastic member 300 to move towards one side close to the wire connecting portion 210, so as to gradually close the clamping opening, and further reset is achieved by means of elasticity of the wire pressing elastic member, and the end portion of the wire is compressed on the wire connecting portion 210 by the compressing portion, so that compression connection of the wire is completed; when the cable needs to be disassembled, the cable can be pulled out only by rotating the rotating piece 400 to the first position; compared with the cable connection mode in the related art, the cable connection device can conveniently realize connection and disassembly of cables, and the compression of the cables is realized in an elastic mode, so that the locking moment in screw locking is not involved, the consistency of connection is good, and the reliability of connection is improved.

Wherein the rotary 400 may be configured as a rotary wrench.

Referring to fig. 1 to 3, fig. 3 is a schematic structural diagram of a pressing elastic member according to an embodiment of the present application; in some embodiments, the pressing elastic member 300 shown in the present embodiment includes an elastic body 310, a frame 320, and a sheet 330; the elastic body 310 is abutted against the cam structure 410, one end of the elastic body 310 is connected with the frame 320, the other end of the elastic body 310 is connected with the sheet body 330, the sheet body 330 is positioned in the frame 320, the wiring part 210 is positioned in the frame 320 and connected with the sheet body 330, and the pressing part is formed on the inner wall surface of the frame 320 facing to one side of the wiring part 210; wherein, the elastic body 310, the frame 320 and the sheet 330 are of an integral structure.

Specifically, the sheet 330 can abut against the inner wall surface of the frame 320 by the elastic force of the elastic body 310; when the rotary member 400 rotates from the second position to the first position, the cam structure 410 presses the elastic body 310, thereby gradually driving the frame 320 to move downward, so that the inner wall surface of the frame 320 is gradually separated from the wire connection portion 210, and the clamping opening is opened; after the cable stretches into the clamping opening, the rotating piece 400 is rotated from the first position to the second position, and the elastic force generated by the recovery deformation of the elastic body 310 drives the frame 320 to move upwards until the inner wall surface of the frame 320 is pressed against the outer surface of the cable, so that the cable is pressed against the wiring portion 210.

Referring to fig. 4 to 7, fig. 4 is a schematic diagram showing the overall structure of a cable connector according to an embodiment of the present application, fig. 5 is a schematic diagram showing the exploded structure of a cable connector according to an embodiment of the present application, fig. 6 is a schematic diagram showing the structure of a first housing according to an embodiment of the present application, and fig. 7 is a schematic diagram showing the structure of a second housing according to an embodiment of the present application; in some embodiments, the housing 100 shown in this embodiment includes a first housing 110 and a second housing 120, the first housing 110 being removably coupled to the second housing 120.

Specifically, the assembly of the cable connector is achieved by the splicing of the first housing 110 and the second housing 120.

As shown in connection with fig. 4 to 6; in some embodiments, the housing 100 shown in this embodiment is provided with a first accommodating groove 111 adapted to the rotating member 400; in the case that the rotation member 400 is at the first position, the rotation member 400 is located outside the first receiving groove 111; with the rotation member 400 in the second position, the rotation member 400 is positioned in the first receiving groove 111.

Specifically, by providing the first accommodation groove 111 on the housing 100 such that the rotation member 400 can be accommodated in the first accommodation groove 111 in the case of rotating the rotation member 400 to the second position to achieve the cable connection, the occupation space of the overall structure is reduced.

Wherein the first receiving groove 111 is located on the first housing 110.

Referring to fig. 6 and 8, fig. 8 is a schematic structural view of a rotating member according to an embodiment of the present application; in some embodiments, the housing 100 in this embodiment is provided with a locking portion 112, the rotating member 400 is provided with a groove 420 adapted to the locking portion 112, and the locking portion 112 is connected to the groove 420 when the rotating member 400 is located in the first accommodating groove 111.

Specifically, when the rotating member 400 rotates to the second position to achieve the cable connection, the rotating member 400 is received in the first receiving groove 111, and the locking portion 112 is connected with the groove 420 to lock the rotating member 400 in the second position, thereby improving the problem that the rotating member 400 is easily separated due to the elastic force of the pressing elastic member 300, and further improving the reliability of the cable connection.

Wherein the groove 420 is located on the handle, and the locking portion 112 is located on the first housing 110.

Referring to fig. 4 to 7 and fig. 9, fig. 9 is a schematic structural diagram of a window body according to an embodiment of the present application; in some embodiments, the housing 100 in this embodiment is further provided with a viewing window 130, and the viewing window 130 faces the clamping opening.

Specifically, the connection condition of the cable in the housing, such as whether the cable is put in place and whether the cable is pressed against the wire connection portion 210, can be observed through the observation window 130.

Wherein, be used for setting up observation window body 500 in the observation window 130, observation window body 500 is transparent structure, and the connection condition of cable is observed to the permeable observation window body 500, in the protruding structure 510 card income observation window 130 of observation window body 500 both sides to shutoff observation window 130 has promoted the seal of casing 100.

Referring to fig. 6, in some embodiments, the casing 100 in this embodiment is further provided with a threading structure 113, where the threading structure 113 is disposed opposite to the clamping opening when the clamping opening is opened, and the threading structure 113 is used for guiding the cable to the clamping opening.

Specifically, when the rotating member 400 rotates from the second position to the first position, the cam structure 410 extrudes the elastic body 310, so as to gradually drive the frame 320 to move downwards, and the clamping opening is gradually opened until the clamping opening is opposite to the threading structure 113, so that the cable is introduced into the clamping opening from the threading structure 113, and then the cable connection is completed.

The threading structure 113 is cylindrical and is located on the first housing 110.

Referring to fig. 1, fig. 2 and fig. 10, fig. 10 is a schematic structural view of a connector according to an embodiment of the present application; in some embodiments, the connector 200 shown in this embodiment includes a connector body 220, a first end of the connector body 220 is provided with a butt joint portion 230, and the connector portion 210 is formed at the other end of the connector body 220.

Specifically, the docking portion 230 forms a plug-in structure for plugging with an electrical component, and the front end 121 of the second housing 120 is used for covering the docking portion 230.

Further, as shown in fig. 10, in some embodiments, a tooth-shaped structure 211 is configured on a side of the connection portion 210 facing the pressing portion, where the tooth-shaped structure 211 is used to increase friction between the connection portion 210 and the cable, so as to improve reliability of cable connection.

Referring to fig. 7, in some embodiments, a plurality of second accommodating grooves 122 are provided in the housing 100 in this embodiment, each second accommodating groove 122 is provided with a wire connector 200, a plurality of wire pressing elastic members 300 are provided, and the plurality of wire pressing elastic members 300 are connected to the plurality of wire connectors 200 in a one-to-one correspondence; the rotating members 400 are provided with a plurality of rotating members 400, and the rotating members 400 are connected with the pressing line elastic members 300 in a one-to-one correspondence.

Specifically, by providing the plurality of second receiving grooves 122, connection with a plurality of cables can be achieved, and at the same time, the second receiving grooves 122 can isolate the respective wire members 200 so that no contact is made between adjacent two cables.

The second accommodating groove 122 is located in the second housing 120, and a rotating shaft groove 123 is further disposed on the second housing 120, and the rotating shaft groove 123 is used for connecting with a rotating shaft of the cam structure 410.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.

Claims (10)

1. A cable connector, the cable connector comprising:

A housing;

The wiring part of the wiring piece is arranged in the shell;

The wire pressing elastic piece is positioned in the shell and is provided with a pressing part, the pressing part and the wiring part are oppositely arranged, and a clamping opening for the cable to extend in is defined between the pressing part and the wiring part; and

The rotating piece comprises a handle and a cam structure, the cam structure is connected with one end of the handle, the cam structure is rotationally connected with the shell, the cam structure is abutted to the line pressing elastic piece, and the rotating piece is provided with a first position and a second position;

The rotating piece is positioned at the first position, the clamping opening is in an open state, and the section size of the clamping opening is larger than that of the cable; the rotating piece is positioned at the second position, the clamping opening is in a pressing state, the cross section size of the clamping opening is smaller than that of the cable, and the wiring part and the pressing part are respectively used for being abutted to the outer surface of the cable.

2. The cable connector of claim 1, wherein,

The line pressing elastic piece comprises an elastic body, a frame body and a sheet body;

The elastic body is in butt joint with the cam structure, one end of the elastic body is connected with the frame body, the other end of the elastic body is connected with the sheet body, the sheet body is positioned in the frame body, the wiring part is positioned in the frame body and is connected with the sheet body, and the pressing part is formed on the inner wall surface of the frame body facing to one side of the wiring part;

The elastic body, the frame body and the sheet body are of an integrated structure.

3. The cable connector of claim 1, wherein,

The shell is provided with a first accommodating groove matched with the rotating piece;

The rotating piece is positioned outside the first accommodating groove under the condition that the rotating piece is positioned at the first position; the rotating member is positioned in the first accommodating groove when the rotating member is in the second position.

4. A cable connector according to claim 3, wherein,

The shell is also provided with a locking part;

The rotating piece is provided with a groove matched with the locking part, and the locking part is connected with the groove under the condition that the rotating piece is positioned in the first accommodating groove.

5. The cable connector according to any one of claims 1 to 4, wherein,

The shell is also provided with an observation window, and the observation window faces the clamping opening.

6. The cable connector according to any one of claims 1 to 4, wherein,

The shell is also provided with a threading structure, and the threading structure is arranged opposite to the clamping opening under the condition that the clamping opening is in an open state and is used for guiding the cable to the clamping opening.

7. The cable connector according to any one of claims 1 to 4, wherein,

The wiring piece comprises a wiring body, a butt joint part is arranged at the first end of the wiring body, and the wiring part is formed at the other end of the wiring body.

8. The cable connector according to any one of claims 1 to 4, wherein,

And one side of the wiring part, which faces the pressing part, is provided with a tooth-shaped structure.

9. The cable connector according to any one of claims 1 to 4, wherein,

A plurality of second accommodating grooves are formed in the shell, each second accommodating groove is internally provided with a wiring piece, a plurality of wire pressing elastic pieces are arranged, and the wire pressing elastic pieces are in one-to-one correspondence connection with the wiring pieces; the rotating parts are provided with a plurality of rotating parts, and the rotating parts are connected with the pressing line elastic parts in one-to-one correspondence.

10. The cable connector according to any one of claims 1 to 4, wherein,

The housing includes a first housing and a second housing;

the first shell is detachably connected with the second shell.