CN212969032U

CN212969032U - Low-voltage cable middle head cold-shrinking device

Info

Publication number: CN212969032U
Application number: CN202022021259.8U
Authority: CN
Inventors: 潘锋; 赵海燕; 黄杰; 徐强; 赵世朝
Original assignee: Chunbin Group Co ltd
Current assignee: Chunbin Group Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-13
Anticipated expiration: 2030-09-15

Abstract

The utility model provides a first shrinkage device in middle of low tension cable, which comprises an outer shell, the inboard of shell is provided with the sealing layer, the outside top of shell all is provided with fixed sleeve, and fixed sleeve's inboard is provided with the pivot, the outside top of pivot is provided with the dead lever, and the outside of dead lever is provided with the fixed orifices, the inboard of shell all is provided with the cable body, and the inboard of cable body is provided with the copper core, the outside of copper core is provided with the connecting box, and the inboard of connecting box is provided with the resin insulation layer, the lateral wall of shell all is provided with the link, and the outside top of link is provided with the telescopic link, the outside below of telescopic link is provided with the fixation clamp. The utility model discloses a telescopic link and fixation clamp are convenient for consolidate the cable of connecting like this, have avoided the cable to drop or become flexible in the use, cause this connecting device the condition of contact failure to appear, have improved this connecting device's work efficiency.

Description

Low-voltage cable middle head cold-shrinking device

Technical Field

The utility model relates to a relevant technical field of cable especially relates to a first shrinkage device in middle of low tension cable.

Background

The cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like, and the cables consist of single-stranded or multi-stranded wires and insulating layers and are used for connecting a circuit, an electric appliance and the like, so that a cold-shrinking device for the middle head of the low-voltage cable is required.

The existing low-voltage cable middle head cold-shrinking device is poor in fixing effect and ventilation effect and difficult to adjust by the fixing device, so that when the device is used, the labor intensity of installation personnel is increased and the installation efficiency of the installation personnel is reduced due to the fact that the fixing device is difficult to adjust.

Therefore, it is necessary to provide a low-voltage cable middle head cold-shrinking device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a first shrinkage device in middle of low tension cable has solved current low tension cable centre, and fixed effect is poor, the ventilation effect is poor and fixing device is difficult for adjusting, therefore we are when using the device, because of fixing device is difficult for adjusting, have increased installer's intensity of labour, have reduced installer's installation effectiveness's problem.

In order to solve the technical problem, the utility model provides a low-voltage cable middle head cold-shrinking device, which comprises a shell, the inner side of the shell is provided with a sealing layer, the upper part of the outer side of the shell is provided with a fixed sleeve, a rotating shaft is arranged at the inner side of the fixed sleeve, a fixed rod is arranged above the outer side of the rotating shaft, a fixed hole is arranged at the outer side of the fixed rod, cable bodies are arranged at the inner sides of the shells, the inner side of the cable body is provided with a copper wire core, the outer side of the copper wire core is provided with a connecting box, the inner side of the connecting box is provided with a resin insulating layer, the outer side walls of the shells are provided with connecting frames, and a telescopic rod is arranged above the outer side of the connecting frame, a fixing clamp is arranged below the outer side of the telescopic rod, a connecting groove is arranged in front of the outer side of the shell, and the inner side of the connecting groove is provided with an access cover, and the lower part of the outer side of the shell is provided with a vent hole.

Preferably, the inner side of the shell is tightly attached to the outer side of the sealing layer, and the inner width of the shell is larger than the outer width of the sealing layer.

Preferably, the fixing rod is rotatably connected with the fixing sleeve through a rotating shaft, and the fixing rod is symmetrically arranged around the central axis of the shell.

Preferably, the inner side of the connection box is closely attached to the outer side of the resin insulation layer, and the inner width of the connection box is the same as the outer side of the resin insulation layer.

Preferably, the fixing clamp is in telescopic connection with the connecting frame through a telescopic rod, and the telescopic rods are symmetrically arranged around the axis of the shell.

Preferably, the inside of spread groove and the outside swing joint of access cover, and the inboard of spread groove form setting, the outside of access cover is the setting of protrusion form.

Preferably, the air holes are arranged on the outer side of the shell at equal intervals, and the upper part inside the air holes is arranged in a grid shape.

Compared with the prior art, the utility model provides a pair of first shrinkage device in middle of low tension cable has following beneficial effect:

1. the utility model discloses a telescopic link and fixation clamp are convenient for consolidate the cable of connecting like this, have avoided the cable to drop or become flexible in the use, cause this connecting device the condition of contact failure to appear, have improved this connecting device's work efficiency.

2. The utility model discloses a resin insulation layer, the maintenance personal of being convenient for like this has avoided the condition of electric leakage when maintaining and maintaining the cable of the device's inside, has improved maintenance personal's personal safety, has improved the device's safety in utilization.

3. The utility model discloses a pivot and dead lever are convenient for like this according to the installation demand, carry out rotation angle through the pivot to the dead lever and adjust, have improved installer's installation effectiveness, have also reduced installer's intensity of labour simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a low-voltage cable middle head cold-shrinking device provided by the present invention;

FIG. 2 is a schematic view of the access cover attachment of FIG. 1;

FIG. 3 is a schematic top view of a preferred embodiment of a low-voltage cable intermediate head cold-shrink device shown in FIG. 1;

fig. 4 is a schematic bottom view of a cold-shrink device for a low-voltage cable middle head of fig. 1 according to a preferred embodiment.

Reference numbers in the figures: 1. a housing; 2. a sealing layer; 3. fixing the sleeve; 4. a rotating shaft; 5. fixing the rod; 6. a fixing hole; 7. a cable body; 8. a copper wire core; 9. a connection box; 10. a resin insulating layer; 11. a connecting frame; 12. a telescopic rod; 13. a fixing clip; 14. connecting grooves; 15. an access cover; 16. and (4) air holes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, in which fig. 1 is a schematic structural diagram of a preferred embodiment of a low-voltage cable middle head cold-shrinking device according to the present invention; FIG. 2 is a schematic view of the access cover attachment of FIG. 1; FIG. 3 is a schematic top view of a preferred embodiment of a low-voltage cable intermediate head cold-shrink device shown in FIG. 1; fig. 4 is a schematic bottom view of a cold-shrink device for a low-voltage cable middle head of fig. 1 according to a preferred embodiment. A low-voltage cable middle head cold-shrinking device comprises a shell 1, a sealing layer 2 is arranged on the inner side of the shell 1, a fixed sleeve 3 is arranged above the outer side of the shell 1, a rotating shaft 4 is arranged at the inner side of the fixed sleeve 3, a fixed rod 5 is arranged above the outer side of the rotating shaft 4, and the outer side of the fixed rod 5 is provided with a fixed hole 6, the inner sides of the shells 1 are provided with cable bodies 7, and the inner side of the cable body 7 is provided with a copper wire core 8, the outer side of the copper wire core 8 is provided with a connecting box 9, and the inner side of the connecting box 9 is provided with a resin insulating layer 10, the outer side walls of the shell 1 are provided with connecting frames 11, and a telescopic rod 12 is arranged above the outer side of the connecting frame 11, a fixing clamp 13 is arranged below the outer side of the telescopic rod 12, a connecting groove 14 is arranged in front of the outer side of the shell 1, and an access cover 15 is arranged at the inner side of the connecting groove 14, and an air hole 16 is arranged at the lower part of the outer side of the shell 1.

The inboard of shell 1 closely laminates with the outside of sealing layer 2, and the inboard width of shell 1 is greater than the outside width of sealing layer 2, through sealing layer 2, can play fine sealed water-proof effects to the device like this, has avoided the device's inside to intake, leads to the cable to intake and breaks down and has improved the device's practicality.

Dead lever 5 is through pivot 4 and fixed sleeve 3 swivelling joint, and dead lever 5 sets up about 1 axis symmetry in shell, through pivot 4 and dead lever 5, is convenient for like this according to the installation demand, carries out rotation angle through pivot 4 to dead lever 5 and adjusts, has improved installer's installation effectiveness, has also reduced installer's intensity of labour simultaneously.

The inboard of connecting box 9 closely laminates with the outside of resin insulation 10, and the inboard width of connecting box 9 is the same with the outside of resin insulation 10, through resin insulation 10, and the maintenance personal of being convenient for has avoided the condition of electric leakage when maintaining and maintaining the cable of the device's inside like this, has improved maintenance personal's personal safety, has improved the safety in utilization of the device.

Fixation clamp 13 passes through

telescopic link

12 and 11 telescopic connection of link, and telescopic link 12 sets up about the axis symmetry in shell 1, through telescopic link 12 and fixation clamp 13, is convenient for consolidate the cable of connecting like this, has avoided the cable to drop or become flexible in the use, causes this connecting device poor contact's the condition to appear, has improved this connecting device's work efficiency.

The inboard of spread groove 14 and the outside swing joint of access cover 15, and the inboard of spread groove 14 be the recess form setting, and the outside of access cover 15 is the setting of protrusion form, through spread groove 14 and access cover 15, and the maintainer of being convenient for like this maintains and maintains the device's inside, has reduced maintainer's intensity of labour.

The air holes 16 are arranged at equal intervals on the outer side of the shell 1, the upper portion inside the air holes 16 is arranged in a grid mode, and the air holes 16 are used for facilitating ventilation and heat dissipation inside the device, so that the phenomenon that a cable breaks down due to overhigh temperature is avoided, the work efficiency of the converter is improved, and the maintenance cost is reduced.

The utility model provides a pair of first shrinkage device in middle of low tension cable's theory of operation as follows:

when the device is used, firstly, the device is moved to a designated position, then the cable body 7 and the copper wire core 8 are connected with adjacent cables through the connecting box 9, and then the resin insulating layer 10 is arranged in the connecting box 9, so that electric leakage is avoided when maintenance personnel maintain and repair the cables in the device, personal safety of the maintenance personnel is improved, use safety of the device is improved, secondly, the cables in connection are reinforced conveniently through the telescopic rod 12 and the fixing clamp 13, the situation that the connection device is in poor contact due to falling or loosening of the cables in the using process is avoided, work efficiency of the connection device is improved, and finally, the rotation angle of the fixing rod 5 is adjusted through the rotating shaft 4 according to installation requirements, and then the device is fixed with an adjacent fixing device through a fixing rod 5 and a fixing hole 6, so that the use of the low-voltage cable middle head cold-shrinking device is completed.

1. the utility model discloses a telescopic link 12 and fixation clamp 13 are convenient for consolidate the cable of connecting like this, have avoided the cable to drop or become flexible in the use, cause this connecting device the condition of contact failure to appear, have improved this connecting device's work efficiency.

2. The utility model discloses a resin insulation layer 10, the maintenance personal of being convenient for like this has avoided the condition of electric leakage when maintaining and maintaining the cable of the device's inside, has improved maintenance personal's personal safety, has improved the device's safety in utilization.

3. The utility model discloses a pivot 4 and dead lever 5 are convenient for like this according to the installation demand, carry out rotation angle through pivot 4 to dead lever 5 and adjust, have improved installer's installation effectiveness, have also reduced installer's intensity of labour simultaneously.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A low-voltage cable middle head cold-shrinking device comprises a shell (1) and is characterized in that a sealing layer (2) is arranged on the inner side of the shell (1), fixing sleeves (3) are arranged above the outer sides of the shell (1), a rotating shaft (4) is arranged on the inner sides of the fixing sleeves (3), a fixing rod (5) is arranged above the outer side of the rotating shaft (4), a fixing hole (6) is formed in the outer side of the fixing rod (5), a cable body (7) is arranged on the inner side of the shell (1), a copper wire core (8) is arranged on the inner side of the cable body (7), a connecting box (9) is arranged on the outer side of the copper wire core (8), a resin insulating layer (10) is arranged on the inner side of the connecting box (9), a connecting frame (11) is arranged on the outer side wall of the shell (1), and a telescopic rod (12) is, the outside below of telescopic link (12) is provided with fixation clamp (13), the outside the place ahead of shell (1) is provided with spread groove (14), and the inboard of spread groove (14) is provided with access cover (15), the outside below of shell (1) is provided with bleeder vent (16).

2. The low-voltage cable middle head cold-shrinking device according to claim 1, wherein the inner side of the casing (1) is closely attached to the outer side of the sealing layer (2), and the width of the inner side of the casing (1) is greater than the width of the outer side of the sealing layer (2).

3. The low-voltage cable middle head cold-shrinking device as claimed in claim 1, wherein the fixing rod (5) is rotatably connected with the fixing sleeve (3) through a rotating shaft (4), and the fixing rod (5) is symmetrically arranged about the central axis of the housing (1).

4. The low-voltage cable intermediate head cold-shrinking device as claimed in claim 1, wherein the inside of the connection box (9) is closely attached to the outside of the resin insulation layer (10), and the width of the inside of the connection box (9) is the same as the width of the outside of the resin insulation layer (10).

5. The low-voltage cable middle head cold-shrinking device is characterized in that the fixing clamp (13) is telescopically connected with the connecting frame (11) through a telescopic rod (12), and the telescopic rod (12) is symmetrically arranged about a central axis of the shell (1).

6. The cold-shrink device for the middle head of the low-voltage cable as claimed in claim 1, wherein the inner side of the connecting groove (14) is movably connected with the outer side of the access cover (15), the inner side of the connecting groove (14) is arranged in a groove shape, and the outer side of the access cover (15) is arranged in a projection shape.

7. The cold-shrink device for the middle head of the low-voltage cable as claimed in claim 1, wherein the air holes (16) are arranged at equal intervals on the outer side of the casing (1), and the upper part of the inner part of the air holes (16) is arranged in a grid shape.