CN210006931U

CN210006931U - cable clips

Info

Publication number: CN210006931U
Application number: CN201920916964.9U
Authority: CN
Inventors: 仰小平; 许程洋
Original assignee: Mcville Air Conditioning Refrigeration (wuhan) Co Ltd
Current assignee: Mcville Air Conditioning Refrigeration (wuhan) Co Ltd; Mcquay Air Conditioning and Refrigeration Wuhan Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-01-31
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses an cable clamps, including first clamp, second clamp and connect first clamp and second clamp's torsional spring, first clamp includes chuck, last fly leaf and is used for connecting the last connecting portion of chuck and last fly leaf, second clamp includes chuck, bottom plate and is used for connecting the bottom connection portion of chuck and bottom plate down, torsional spring end is fixed on last connecting portion, the torsional spring is fixed on bottom connection portion in addition end need not to use the end of colding pressing, goes up fly leaf and bottom plate and directly with the cable crimping, and convenient, quick and crimping is firm, and the torsion of torsional spring advances step to prevent the pine to take off to the installation of cable.

Description

cable clips

Technical Field

The utility model belongs to the technical field of the cable clamping, concretely relates to cable clamps.

Background

During industrial application or experiment, often need solve cable and copper bar overlap joint's problem fast. The common lapping scheme of the cable and the copper bar is shown in figure 1, firstly, an insulating layer of the cable 1 is stripped, the copper core cable is pressed on a cold-pressed end head 2, and then the cold-pressed end head 2 is pressed on the copper bar 3 by using a bolt; and use this kind of scheme of end of colding pressing and need hydraulic tong crimping end of colding pressing, the end of colding pressing need with the cable is supporting, consuming time longer, and the electrical safety interval need be considered in the more exposed position of cutting the overlap joint of use tool.

Disclosure of Invention

The utility model aims at providing kinds of quick and labour saving and time saving's of wiring cable clamp to the not enough of above-mentioned technique.

In order to achieve the purpose, the utility model discloses a cable clamp, including first clamp, second clamp and connect first clamp and second clamp's torsional spring, first clamp includes last chuck, last fly leaf and is used for connecting the last connecting portion of last chuck and last fly leaf, second clamp includes lower chuck, bottom plate and is used for connecting the lower connecting portion of lower chuck and bottom plate, torsional spring end is fixed on upper connecting portion, the other end of torsional spring is fixed on lower connecting portion.

, the upper movable plate is provided with a threaded through hole for mounting a screwing nut, and the upper movable plate and the lower fixed plate are involuted to form a guide hole for a cable to pass through.

, the upper movable plate and the lower fixed plate are connected by U-shaped clamping plates with springs at two ends after being closed, an upper connecting plate extends outwards from the side surface of the upper part of each U-shaped clamping plate, a lower connecting plate extends outwards from the side surface of the lower part of each U-shaped clamping plate, threaded through holes matched with screwing bolts are formed in the upper connecting plates, and fixing holes are formed in the lower connecting plates.

, the lower surface of the upper movable plate and the upper surface of the lower fixed plate are both provided with embossments.

, a through hole for the bolt to pass is arranged on the upper chuck, a nut mounting groove for the nut to be mounted is arranged on the lower chuck, and the nut mounting groove comprises a nut mounting groove unit with the diameter increased from inside to outside.

, the outer surfaces of the upper movable plate and the lower fixed plate are sleeved with insulating sheaths.

, the upper connection part and the lower connection part each include a soft copper bar conductive layer and an insulating layer covering the upper and lower surfaces of the soft copper bar conductive layer.

Compared with the prior art, the utility model has the advantages of it is following: the utility model discloses the cable clamp need not to use the end of colding pressing, goes up fly leaf and bottom plate and directly with the cable crimping, and convenience, quick and crimping are firm.

Drawings

FIG. 1 is a schematic view of a lap joint structure of a cable and a copper bar in the prior art;

fig. 2 is a schematic structural view of the cable clamp of the present invention;

FIG. 3 is a schematic view of the upper movable plate and the lower movable plate mounting structure of FIG. 2;

FIG. 4 is a schematic view of the nut mounting groove of FIG. 2;

FIG. 5 is another mounting structures of the upper movable plate and the lower movable plate in FIG. 2

Wherein: the cable comprises a cable 1, a cold-pressed end 2, a copper bar 3, an upper chuck 4, an upper connecting part 5, an upper movable plate 6, a lower chuck 7, a lower connecting part 8, a lower fixed plate 9, a torsion spring 10, a soft copper bar conductive layer 11, an insulating layer 12, a nut 13, a bolt 14, a guide hole 15, a screwing nut 16, an embossing 17, a nut mounting groove unit 18, a U-shaped clamping plate 19, a spring 20, an upper connecting plate 21, a lower connecting plate 22 and a screwing bolt 23.

Detailed Description

The present invention will be described in further detail in with reference to the following figures and specific examples.

As shown in fig. 2, the cable clamp includes an upper half clamp, a lower half clamp, and a torsion spring connecting the upper half clamp and the lower half clamp, wherein the upper half clamp includes an upper chuck 4, an upper movable plate 6, and an upper connecting portion 5 for connecting the upper chuck 4 and the upper movable plate 6, the lower half clamp includes a lower chuck 7, a lower fixed plate 9, and a lower connecting portion 8 for connecting the lower chuck 7 and the lower fixed plate 9, a torsion spring 10 is fixed on the upper connecting portion 5, and another end of the torsion spring 10 is fixed on the lower connecting portion 8.

Referring to fig. 3, a threaded through hole for installing a screwing nut 16 is formed on the upper movable plate 6, the upper movable plate 6 and the lower fixed plate 9 are involuted to form a guide hole 15 for a cable to pass through, and the screwing nut 16 is screwed into the threaded through hole until the cable is tightly pressed on the lower fixed plate 9; embossing 17 is arranged on the lower surface of the upper movable plate 6 and the upper surface of the lower fixed plate 9, so that the crimping area of the cable copper wire is ensured; in addition, the outer surfaces of the upper movable plate 6 and the lower fixed plate 9 are sleeved with insulating sheaths, so that electrical isolation is ensured.

As shown in fig. 5, after the upper movable plate 6 and the lower fixing plate 9 are closed, the two ends are connected by U-shaped clamping plates 19 with springs 20, an upper connecting plate 21 extends outwards from the upper side of each U-shaped clamping plate 19, a lower connecting plate 22 extends outwards from the lower side of each U-shaped clamping plate 19, a threaded through hole matched with a screwing bolt 23 is formed in the upper connecting plate 21, a fixing hole is formed in the lower connecting plate 22, the screwing bolt 23 can enable the upper movable plate 6 to move upwards/downwards, after the cable is placed in the cable by moving upwards, the screwing bolt 23 is rotated to enable the upper movable plate 6 to move downwards to compress the cable, and the springs 20 enhance the clamping force to enable the cable to be in better.

Referring to fig. 4, the upper chuck 4 is provided with a through hole for the bolt 14 to pass through, the lower chuck 7 is provided with a nut mounting groove for the nut 13 to be mounted, the nut mounting groove includes a nut mounting groove unit 18 with an increased diameter from inside to outside, and the nut mounting groove unit is adapted to the holes of the copper bars with different diameters by replacing the nut 13 and the bolt 14.

The utility model discloses the cable clamp need not to use the end of colding pressing, goes up fly leaf and bottom plate and directly with the cable crimping, and convenient, quick and crimping is firm, and the torsion of torsional spring advances steps to prevent the pine to take off to the installation of cable.

Claims

The cable clamp comprises an upper half clamp, a lower half clamp and a torsion spring for connecting the upper half clamp and the lower half clamp, and is characterized in that the upper half clamp comprises an upper chuck (4), an upper movable plate (6) and an upper connecting part (5) for connecting the upper chuck (4) and the upper movable plate (6), the lower half clamp comprises a lower chuck (7), a lower fixed plate (9) and a lower connecting part (8) for connecting the lower chuck (7) and the lower fixed plate (9), the torsion spring (10) is fixedly arranged on the upper connecting part (5), and the torsion spring (10) is fixedly arranged on the lower connecting part (8) in addition to .
2. The cable clamp of claim 1, wherein: the upper movable plate (6) is provided with a threaded through hole for mounting a screwing nut (16), and the upper movable plate (6) and the lower fixed plate (9) are combined to form a guide hole (15) for a cable to pass through.
3. The cable clamp of claim 1, wherein: the upper movable plate (6) and the lower fixing plate (9) are connected through U-shaped clamping plates (19) with springs (20) at two ends after being closed, each U-shaped clamping plate (19) is provided with an upper connecting plate (21) in a manner of outwards extending the side surface of the upper portion of the U-shaped clamping plate (19), each U-shaped clamping plate (19) is provided with a lower connecting plate (22) in a manner of outwards extending the side surface of the lower portion of the U-shaped clamping plate, threaded through holes matched with screwing bolts (23) are formed in the upper connecting plates (21), and fixing holes are formed in the lower connecting plates (22).
4. The cable clamp of claim 1, wherein: the lower surface of the upper movable plate (6) and the upper surface of the lower fixed plate (9) are both provided with embosses (17).
5. The cable clamp of claim 1, wherein: the nut installation groove is characterized in that a through hole for the bolt (14) to pass through is formed in the upper chuck (4), a nut installation groove for the nut (13) to be installed is formed in the lower chuck (7), and the nut installation groove comprises a nut installation groove unit (18) with the diameter increased from inside to outside.
6. The cable clamp of claim 1, wherein: and the outer surfaces of the upper movable plate (6) and the lower fixed plate (9) are sleeved with insulating sheaths.
7. The cable clamp of claim 1, wherein: the upper connecting part (5) and the lower connecting part (8) comprise a soft copper bar conductive layer (11) and insulating layers (12) covering the upper surface and the lower surface of the soft copper bar conductive layer (11).