CN215681639U

CN215681639U - Explosion-proof cable inlet and outlet clamping sleeve

Info

Publication number: CN215681639U
Application number: CN202122233290.2U
Authority: CN
Inventors: 翟浩程; 徐军
Original assignee: Shanghai Jiayun Storage Equipment Co ltd
Current assignee: Shanghai Jiayun Storage Equipment Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-01-28
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses an explosion-proof cable inlet and outlet clamping sleeve, and relates to a clamping sleeve, which comprises a sleeve clamp, a fireproof and explosion-proof filler, a holding sieve and a cable, wherein the sleeve clamp is hollow, the fireproof and explosion-proof filler is tightly filled in the sleeve clamp, a filler through hole is formed in the middle of the fireproof and explosion-proof filler, the filler through hole penetrates through the fireproof and explosion-proof filler, the cable penetrates through the filler through hole and extends out to two sides of the fireproof and explosion-proof filler, and the holding sieve is connected to the outer side of the sleeve clamp. The sleeve clamp of the cutting sleeve is tightly filled with fireproof and explosion-proof filler, so that the cutting sleeve has an explosion-proof function; the clamping sleeve seals the distribution box and the cable inlet and outlet of the electric equipment in an explosion-proof area under the conditions of no fire and no electricity, can be subjected to online finishing in combination with field working conditions, and does not need to draw out cable wiring for re-penetration; the fireproof and explosion-proof filler of the cutting sleeve is filled in the sleeve clamp, so that the sleeve clamp and the cable can be stably sealed, and oil gas is prevented from diffusing into the sleeve.

Description

Explosion-proof cable inlet and outlet clamping sleeve

Technical Field

The utility model relates to a clamping sleeve, in particular to an explosion-proof cable inlet and outlet clamping sleeve.

Background

In high-end industrial fields such as rail transit, communication signals, petrochemical industry, nuclear power equipment, aviation sea equipment and explosive occasions, the environment is severe and changes in many ways, and electrical equipment and cables are required to be installed safely and absolutely without faults, so that various protective cable sleeves relative to the environment are required while cables are laid in the traditional mode.

The existing cable sleeve is only used for fixing a cable, safety measures are not adopted, potential safety hazards are caused, the existing cable sleeve is poor in sealing performance, oil gas is easy to diffuse and enter the cable sleeve, and the potential safety hazards are caused easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an explosion-proof cable inlet and outlet ferrule which has the advantages of explosion prevention, stable sealing of the ferrule and a cable and prevention of oil gas from diffusing into a sleeve, and aims to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an explosion-proof type cable inlet and outlet cutting ferrule, includes cartridge, fire prevention and explosion-proof filler, embraces sieve and cable, the cartridge is the cavity form, fire prevention and explosion-proof filler closely pack with in the cartridge, fire prevention and explosion-proof filler middle part forms a filler through-hole, the filler through-hole run through in fire prevention and explosion-proof filler, the cable passes the filler through-hole to stretch out to fire prevention and explosion-proof filler both sides, embrace the sieve connect in the cartridge outside.

As a still further scheme of the utility model: still include the block terminal wallboard, block terminal wallboard middle part is equipped with the wallboard through-hole, the wallboard through-hole with the size of collet matches, collet one end passes the wallboard through-hole.

As a still further scheme of the utility model: a limiting block is arranged on the outer side of the sleeve clamp and is integrally formed with the sleeve clamp; one end of the limiting block abuts against the distribution box wall plate.

As a still further scheme of the utility model: the jacket clamp is provided with a strip-shaped groove, and the strip-shaped groove penetrates through the jacket clamp; the jacket clamp is made of stainless steel.

As a still further scheme of the utility model: the cartridge clip is cylindrical, the fireproof and explosion-proof filler is cylindrical, and the fireproof and explosion-proof filler is tightly filled in the cartridge clip.

Compared with the prior art, the utility model has the beneficial effects that:

1. the sleeve clamp of the cutting sleeve is tightly filled with fireproof and explosion-proof filler, so that the cutting sleeve has an explosion-proof function;

2. the clamping sleeve seals the distribution box and the cable inlet and outlet of the electric equipment in an explosion-proof area under the conditions of no fire and no electricity, and can be used for carrying out online finishing in combination with the field working condition;

3. the clamping sleeve does not need to draw out the cable wiring for reeving;

4. the fireproof and explosion-proof filler of the cutting sleeve is filled in the sleeve clamp, so that the sleeve clamp and the cable can be stably sealed, and oil gas is prevented from diffusing into the sleeve.

Drawings

Fig. 1 is a schematic structural view of the ferrule of the present invention.

Fig. 2 is a perspective view of the ferrule of the present invention.

Fig. 3 is a perspective view of another perspective of the ferrule of the present invention.

Figure 4 is an exploded view of the ferrule of the present invention.

Fig. 5 is an exploded view from another perspective of the ferrule of the present invention.

Fig. 6 is a schematic structural view of the ferrule of the present invention mounted to a power distribution box.

FIG. 7 is a schematic view of the structure of the cutting ferrule of the present invention installed at one corner of the side of the distribution box

FIG. 8 is a schematic view of the structure of the ferrule of the present invention mounted on one corner of the bottom of the distribution box

Fig. 9 is a partially enlarged view taken along line a in fig. 6.

Fig. 10 is a schematic diagram of performance indexes of the fireproof and explosion-proof filler of the cutting ferrule of the utility model.

The labels in the figure are:

10. sleeving and clamping; 11. fireproof and explosion-proof filler; 12. carrying out screen holding; 13. a cable; 14. a filler through hole; 15. a distribution box wall panel; 16. a wall plate through hole; 17. a limiting block; 18. a strip-shaped groove; 19. a distribution box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, in an embodiment of the present invention, an explosion-proof cable inlet and outlet ferrule, referring to fig. 1 to 3, includes a ferrule 10, a fire-proof and explosion-proof filler 11, a holding screen 12 and a cable 13, where the ferrule 10 is hollow, the fire-proof and explosion-proof filler 11 is tightly filled in the ferrule 10, referring to fig. 4 and 5, a filler through hole 14 is formed in the middle of the fire-proof and explosion-proof filler 11, the diameter of the filler through hole 14 matches the diameter of the cable 13, the cable 13 passes through the filler through hole 14 and is tightly contacted with the inner wall of the fire-proof and explosion-proof filler 11, the filler through hole 14 penetrates through the fire-proof and explosion-proof filler 11, the cable 13 passes through the filler through hole 14 and extends out to both sides of the fire-proof and explosion-proof filler 11, and the holding screen 12 is connected to the outer side of the ferrule 10; further, still include block terminal wallboard 15, block terminal wallboard 15 middle part is equipped with wallboard through-hole 16, and wallboard through-hole 16 matches with the size of collet 10, and collet 10 one end passes wallboard through-hole 16. The sleeve clamp 10 of the cutting sleeve is tightly filled with fireproof and explosion-proof filler 11, so that the cutting sleeve has an explosion-proof function; the clamping sleeve seals the inlets and outlets of the distribution box 19 and the electric equipment cable 13 in an explosion-proof area under the conditions of no fire and no electricity, can be subjected to online finishing in combination with field working conditions, and does not need to draw out the cable 13 for re-penetration; the fireproof and explosion-proof filler 11 of the cutting sleeve is filled in the jacket clamp 10, so that the jacket clamp 10 and the cable 13 can be stably sealed and sealed, and oil gas is prevented from diffusing into the sleeve.

In a preferred embodiment of the present invention, please refer to fig. 1 and 2, a limiting block 17 is disposed outside the jacket clamp 10, and the limiting block 17 and the jacket clamp 10 are integrally formed; one end of the limiting block 17 abuts against the distribution box wall plate 15, and after one end of the jacket clamp 10 penetrates through the distribution box wall plate 15, the limiting block 17 abuts against the distribution box wall plate 15 and limits the jacket clamp 10; referring to fig. 4 and 5, further, a strip-shaped groove 18 is formed on the jacket clamp 10, and the strip-shaped groove 18 penetrates through the jacket clamp 10; the collet 10 is made of stainless steel, can play a role in corrosion resistance, and is durable in use; further, the collet 10 is cylindrical, the fireproof and explosion-proof packing 11 is cylindrical, and the fireproof and explosion-proof packing 11 is tightly filled in the collet 10; the arrangement of the strip-shaped grooves 18 enables the jacket clamp 10 to have elastic deformation capacity, the holding sieve 12 is locked inwards, the jacket clamp 10 is locked, and after the holding sieve 12 is loosened, the jacket clamp 10 is restored.

Referring to fig. 6-9, the cutting ferrule of the present invention is applied to a distribution box 19, a distribution box wall plate 15 is fixedly installed on the distribution box 19, one end of the sleeve clamp 10, the fireproof and explosion-proof filler 11 and the cable 13 extend into the distribution box 19, and the other end extends out of the distribution box 19.

Referring to fig. 10, the fireproof and explosion-proof filler 11 of the ferrule of the present invention has the properties of fire resistance, humidity resistance, corrosion resistance, and can effectively protect the cable 13, and has the functions of fire prevention and explosion prevention.

The sleeve clamp 10 of the cutting sleeve is tightly filled with fireproof and explosion-proof filler 11, so that the cutting sleeve has an explosion-proof function; the clamping sleeve seals the inlets and outlets of the distribution box 19 and the electric equipment cable 13 in an explosion-proof area under the conditions of no fire and no electricity, can be subjected to online finishing in combination with field working conditions, and does not need to draw out the cable 13 for re-penetration; the fireproof and explosion-proof filler 11 of the cutting sleeve is filled in the jacket clamp 10, so that the jacket clamp 10 and the cable 13 can be stably sealed and sealed, and oil gas is prevented from diffusing into the sleeve.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an explosion-proof type cable inlet and outlet cutting ferrule which characterized in that, includes cartridge, fire prevention and explosion protection filler, embraces sieve and cable, the cartridge is the cavity form, fire prevention and explosion protection filler closely pack with in the cartridge, fire prevention and explosion protection filler middle part forms a filler through-hole, the filler through-hole run through in fire prevention and explosion protection filler, the cable passes the filler through-hole to stretch out to fire prevention and explosion protection filler both sides, it connects in to embrace the sieve the cartridge outside.

2. The explosion-proof cable inlet and outlet ferrule of claim 1, further comprising a distribution box wall plate, wherein a wall plate through hole is formed in the middle of the distribution box wall plate, the wall plate through hole is matched with the size of the collet, and one end of the collet penetrates through the wall plate through hole.

3. The explosion-proof cable inlet and outlet ferrule of claim 2, wherein a limiting block is arranged outside the ferrule, and the limiting block and the ferrule are integrally formed; one end of the limiting block abuts against the distribution box wall plate.

4. The explosion-proof cable inlet and outlet ferrule of claim 1, wherein a strip-shaped groove is formed on the ferrule, and the strip-shaped groove penetrates through the ferrule; the jacket clamp is made of stainless steel.

5. The explosion-proof cable inlet and outlet ferrule of claim 1, wherein the ferrule is cylindrical, the fire and explosion proof filler is cylindrical, and the fire and explosion proof filler is tightly filled in the ferrule.