CN217334410U

CN217334410U - Connecting device for cable to copper bar

Info

Publication number: CN217334410U
Application number: CN202220015518.2U
Authority: CN
Inventors: 张云瀚; 易滔; 宋森; 赵清良; 颜旭; 耿志东; 葛会军; 杨浩
Original assignee: Zhuzhou CRRC Times Electric Co Ltd
Current assignee: Zhuzhou CRRC Times Electric Co Ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-08-30
Anticipated expiration: 2032-01-05

Abstract

The utility model provides a connecting device for transferring a cable to a copper bar, which comprises a connecting piece, wherein two ends of the connecting piece are respectively a cable end and a copper bar end, the cable end is provided with a cavity for accommodating the cable, and the copper bar end is connected with the copper bar; the cable end is also provided with a clamping assembly, and the clamping assembly can reduce the inner diameter of the cavity so as to clamp and fix the cable; the cavity wall of the cavity is formed by uniformly arranging and combining a plurality of elastic sheets, and the cavity wall can be folded or unfolded under the action of the clamping component. Based on the technical scheme of the utility model, realized the IP grade switching of cable and copper bar, improved the stability of wiring, the installation and the maintenance of the module of being convenient for, the wiring is succinct pleasing to the eye, and need not professional crimping tool, conveniently carries out the dismouting operation to the cable.

Description

Connecting device for cable to copper bar

Technical Field

The utility model relates to a cable switching technical field relates to a connecting device of cable commentaries on classics copper bar especially.

Background

Along with electric power system to power density's requirement is higher and higher, the inner space of the electrical equipment cabinet body is more and more nervous, because the internal portion of cabinet generally can be divided into a plurality of cavitys, the cable has the problem that wiring space demand is big, complex operation when passing through different cavitys, and the cable is when the switching copper bar simultaneously, and it is comparatively inconvenient if use dedicated crimping tool dismouting, and the easy problem that appears.

SUMMERY OF THE UTILITY MODEL

To the problem among the above-mentioned prior art, this application has proposed a connecting device of cable commentaries on classics copper bar, and this connecting device of accessible realizes the connection conversion between cable and the copper bar, the installation and the maintenance of the module of being convenient for, very convenient in the dismouting of cable simultaneously.

The utility model discloses a connecting device for transferring a cable to a copper bar, which comprises a connecting piece, wherein two ends of the connecting piece are respectively a cable end and a copper bar end, the cable end is provided with a cavity for accommodating the cable, and the copper bar end is connected with the copper bar;

the cable end is further provided with a clamping assembly, and the clamping assembly can enable the inner diameter of the cavity to be reduced so as to clamp and fix the cable.

In one embodiment, the cavity wall of the cavity is formed by uniformly arranging and combining a plurality of elastic sheets, and the cavity wall can be folded or unfolded under the action of the clamping assembly.

In one embodiment, clamping component includes the snap ring, the snap ring cover establish by a plurality of shell fragments are constituteed outside the chamber wall of cavity, the snap ring can be followed the axial displacement of cavity is in order to extrude the cavity, through this embodiment, the snap ring of setting can move on the axial direction of cable end, and then right the cable end extrudees or loosens, thereby makes the internal diameter of cavity can change as required.

In one embodiment, the clamping assembly further comprises a clamping shell integrally formed on the cable end, the clamping shell is provided with a pressing part, and the clamping ring is provided with a driving part matched with the pressing part;

the drive part is provided with an inclined plane matched with the pressing part to drive the clamping ring to move along the axial direction of the cavity under the extrusion of the pressing part.

In one embodiment, the clamping shell is further provided with a limiting groove for fixing the driving part, and the driving part is conveniently fixed through the embodiment, so that the clamping ring keeps a state of clamping the cable end.

In one embodiment, the copper bar end is provided with an extension part extending outwards from the inside of the connecting piece, and by means of the embodiment, the stability of the extension part is ensured so as to be stable after the copper bar is connected.

In an embodiment, offer on the terminal surface that the extension extends out and be used for the installation the mounting hole of copper bar, through this embodiment, can accomplish the dismouting of copper bar through the bolt, it is comparatively convenient, guaranteed the stability of copper bar simultaneously.

In one embodiment, the middle part of the connecting piece is also provided with a connecting part which is formed by extending outwards along the radial direction, and the connecting part is provided with a connecting hole.

In an embodiment, still include the mounting panel, it is a plurality of the connecting piece passes through connecting portion fixed connection is in on the mounting panel, through this embodiment for can be more convenient when carrying out a large amount of wiring in the cabinet body, it is comparatively pleasing to the eye after the wiring.

In one embodiment, the inner diameter of the cavity is matched with the diameter of the cable, and through the embodiment, the clamping ring does not need to excessively clamp the cable end, so that the clamping is convenient when the cable is clamped, the deformation of the cable end is reduced, and the service life of the connecting piece is prolonged.

The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.

The utility model provides a pair of connecting device of cable commentaries on classics copper bar compares with prior art, possesses following beneficial effect at least:

(1) the switching of cable and copper bar is realized, the stability of wiring is improved, the installation and the maintenance of the module of being convenient for, and the wiring is succinct pleasing to the eye.

(2) Need not professional crimping tool, conveniently carry out the dismouting operation to the cable.

Drawings

The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:

fig. 1 shows a schematic structural view of the present invention;

FIG. 2 is a schematic view showing a structure in which a plurality of connectors are provided on a mounting plate;

FIG. 3 is a schematic view of the copper bar end of a plurality of connectors on the mounting plate;

FIG. 4 shows a schematic view of the cable end of a plurality of connectors on the panel;

fig. 5 shows a schematic structural view of a cavity of a cable end according to the present invention;

in the drawings, like parts are given like reference numerals. The drawings are not to scale.

Reference numerals:

the cable clamping device comprises a clamping component 1, a connecting part 2, a cable end 3, a copper bar end 4, a cavity 5, a pressing part 6, a driving part 7, an extending part 8, a copper bar 9, a mounting plate 10 and an elastic sheet 11.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The utility model provides a connecting device for transferring a cable to a copper bar, which comprises a connecting piece, wherein the two ends of the connecting piece are respectively a cable end 3 and a copper bar end 4, the cable end 3 is provided with a cavity 5 for accommodating the cable, and the copper bar end 4 is connected with a copper bar 9;

the cable end is also provided with a clamping assembly 1, and the clamping assembly 1 can reduce the inner diameter of the cavity 5 so as to clamp and fix the cable.

It should be noted that, as shown in fig. 1, one end of the connecting piece is connected with the cable, and the other end is connected with the copper bar, so that IP grade conversion is realized, and the cabinet is suitable for cabinets with large wiring space requirements.

In one embodiment, as shown in fig. 5, the cavity wall of the cavity 5 is formed by uniformly arranging and combining a plurality of elastic sheets 11, the cavity wall can be folded or unfolded under the action of the clamping assembly 1, and the cavity wall of the cavity is formed by the plurality of elastic sheets 11, and can be overlapped with each other under the action of an external force to reduce the inner diameter of the cavity 5.

In one embodiment, as shown in fig. 5, a plurality of elastic sheets 11 are sequentially arranged in a spiral shape to form a cavity wall, so that the inner diameter of one end of the cavity can be reduced under the action of the clamping assembly 1, and the cable can be further fixed.

In one embodiment, the clamping assembly 1 comprises a clamping ring, the clamping ring is sleeved on the outside of the cavity wall of the cavity formed by the elastic sheets, the clamping ring can move along the axial direction of the cavity to extrude the cavity wall, the clamping ring can move in the axial direction of the cable end 3 to extrude or loosen the cable end 3, and therefore the inner diameter of the cavity 5 can be changed as required.

In one embodiment, the clamping assembly 1 further comprises a clamping shell integrally formed on the cable end 3, the clamping shell is provided with a pressing part 6, and the clamping shell is provided with a driving part 7 matched with the pressing part 6;

the driving part 7 is provided with an inclined surface matched with the pressing part 6 so as to drive the clamping ring to move along the axial direction of the cavity 5 under the extrusion of the pressing part 6; only can make the snap ring press from both sides tightly in the cable end through the mode of pressing promptly, make things convenient for the dismouting cable.

In one embodiment, the card housing further has a limiting groove for fixing the driving portion 7, so as to fix the driving portion 7 conveniently.

In one embodiment, as shown in fig. 3, the end surface of the end extending from the extension portion 8 is provided with a mounting hole 5 for mounting the copper bar, so as to ensure the stability of the extension portion 8, and to be stable after being connected with the copper bar 5.

In one embodiment, as shown in fig. 1, the middle part of the connecting member further has a connecting portion 2 extending radially outward, so as to facilitate the arrangement of the connecting device in the cabinet, and facilitate the installation and maintenance of the module.

In one embodiment, as shown in fig. 2, the connection device further includes a mounting plate, and the plurality of connection members are fixedly connected to the mounting plate 10 through the connection portion 2, so that the connection device can be conveniently wired, and the wired connection device is more beautiful.

In one embodiment, the connecting portion 2 is formed with a plurality of mounting holes at its periphery, and the connecting member is fixed to the mounting plate 10 through the connecting portion 2.

In one embodiment, as shown in fig. 2, the length of each connecting member at both ends of the connecting portion 2 is kept consistent, so as to ensure uniformity, further improve the stability of the connecting device, and make the wiring more beautiful.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims

1. The connecting device for converting the cable into the copper bar is characterized by comprising a connecting piece, wherein the two ends of the connecting piece are respectively a cable end and a copper bar end, the cable end is provided with a cavity for accommodating the cable, and the copper bar end is connected with the copper bar;

2. The connecting device for the cable-to-copper bar as claimed in claim 1, wherein the cavity wall of the cavity is formed by uniformly arranging and combining a plurality of elastic pieces, and the cavity wall can be folded or unfolded under the action of the clamping assembly.

3. The connecting device for the cable to the copper bar according to claim 2, wherein the clamping assembly comprises a clamping ring, the clamping ring is sleeved outside the cavity wall of the cavity formed by the plurality of elastic sheets, and the clamping ring can move along the axial direction of the cavity to extrude the cavity.

4. The connecting device for the cable-to-copper bar as claimed in claim 3, wherein the clamping assembly further comprises a clamping shell integrally formed on the cable end, the clamping shell is provided with a pressing portion, and the clamping shell is provided with a driving portion matched with the pressing portion;

the driving part is provided with an inclined surface matched with the pressing part so as to drive the clamping ring to move along the axial direction of the cavity under the extrusion of the pressing part.

5. The connecting device for the cable-to-copper busbar according to claim 4, wherein the clamping shell is further provided with a limiting groove for fixing the driving part.

6. The connecting device for cable-to-copper bars as claimed in claim 1, wherein the copper bar end has an extension part extending outwards from the inside of the connecting piece, and the extension part is connected with the copper bar.

7. The connecting device for the cable to the copper bar as claimed in claim 6, wherein the end surface of the extending end of the extending part is provided with a mounting hole for mounting the copper bar.

8. The connecting device for the cable-to-copper busbar according to claim 1, wherein the connecting part is formed by extending outwards in the radial direction and is provided with a connecting hole in the middle.

9. The connecting device for the cable-to-copper busbar according to claim 8, further comprising a mounting plate, wherein the connecting pieces are fixedly connected to the mounting plate through the connecting parts.

10. The connecting device for the cable-to-copper bar according to any one of claims 1 to 9, wherein the inner diameter of the cavity matches with the diameter of the cable.