CN215265677U

CN215265677U - A flame retardant anti-leakage cable

Info

Publication number: CN215265677U
Application number: CN202121154313.4U
Authority: CN
Inventors: 陈立鹏
Original assignee: Hebei Kechuang Cable Co ltd
Current assignee: Hebei Kechuang Cable Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-12-21
Anticipated expiration: 2031-05-27

Abstract

The utility model belongs to the technical field of cables, in particular to a flame-retardant and leakage-proof cable, comprising a protective layer, a wear-resistant layer is fixedly installed in the protective layer, and a reinforcement layer is fixedly installed in the wear-resistant layer, and the reinforcement An outer waterproof layer is fixedly installed in the layer, and an outer flame-retardant layer is fixedly installed in the outer waterproof layer. The utility model has a reasonable structure design. Through the cooperation of the reinforcing layer, the buffer spring, the shock-absorbing ring, the rubber pad and the rubber column, the external force can be buffered step by step, and the compression resistance of the cable is improved. The combination of layers can waterproof the cable and avoid leakage or short circuit. The separation between the support rod and the rubber column can prevent the three conductive cores from contacting each other and cause leakage. Through the insulating layer, the conductive core can be insulated, further To prevent leakage, through the cooperation of the heat dissipation layer, the internal combustion group layer and the outer flame retardant layer, the probability of spontaneous combustion of the cable can be reduced.

Description

Flame-retardant anti-leakage cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a fire-retardant anticreep type cable.

Background

The cable is a medium for power transmission, is mostly arranged on a telegraph pole, and is widely applied to domestic electricity and industrial electricity.

However, the existing cable does not have a flame-retardant function, spontaneous combustion is easy to occur in high-temperature weather, the waterproof effect is poor, water is easy to enter the cable, the cable is subjected to electric leakage or short circuit, meanwhile, the buffer protection is poor, and the pressure resistance is poor, so that the flame-retardant and anti-leakage cable is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current cable and not having fire-retardant function, easily taking place the spontaneous combustion in high temperature weather, and water-proof effects is relatively poor, and the cable is easily intake, leads to the condition that electric leakage or short circuit take place for the cable, and buffer protection is relatively poor simultaneously, leads to the less than shortcoming of crushing resistance, and the fire-retardant anticreep type cable that proposes.

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

the utility model provides a fire-retardant anticreep type cable, includes the protective layer, the fixed mounting has the wearing layer in the protective layer, fixed mounting has the enhancement layer in the wearing layer, it has outer waterproof layer to strengthen the intraformational fixed mounting of in waterproof layer, outer waterproof layer intraformational fixed mounting has outer fire-retardant layer, outer fire-retardant intraformational fixed mounting has the buffer layer, fixed mounting has the damping ring in the buffer layer, fixed mounting has interior waterproof layer in the damping ring, be provided with bracing piece and three electrically conductive core in the interior waterproof layer, the outside fixed mounting of bracing piece has three rubber post, and the equal fixed mounting of one end that the bracing piece was kept away from to three rubber post has the rubber pad, the inboard of waterproof layer including the equal fixed mounting of three rubber pad, the outside fixed mounting of electrically conductive core has the inlayer.

Preferably, the buffer layer includes a plurality of sleeves, and the equal fixed mounting of a plurality of sleeves has a buffer spring in the outside of damping ring, buffer spring's the one end fixed mounting that is close to outer fire-retardant layer has a slide bar, slide bar damping slip cup joints at the cover intraductally, and the equal fixed mounting of a plurality of slide bars is in the inboard on outer fire-retardant layer.

Preferably, the inner layer comprises an insulating layer, a heat dissipation layer is fixedly mounted on the outer side of the insulating layer, and an inner flame-retardant layer is fixedly mounted on the outer side of the heat dissipation layer.

Preferably, a filler is filled in a gap between the inner waterproof layer and the support rod, and the filler is kenaf yarn.

Preferably, the inner flame-retardant layer and the outer flame-retardant layer are both made of asbestos, and the insulating layer is made of a nano heat-dissipation insulating material.

Preferably, the inner waterproof layer and the outer waterproof layer are both made of waterproof non-woven fabrics, and the protective layer is made of hard rubber.

In the utility model, the flame-retardant and anti-leakage cable can buffer external force step by step through the matching of the reinforcing layer, the buffer spring, the sleeve, the sliding rod, the damping ring, the rubber pad, the rubber column and the supporting rod, thereby improving the compression resistance of the cable;

in the utility model, a fire-retardant anticreep type cable, through the cooperation of outer waterproof layer and interior waterproof layer, can waterproof the cable, avoid the cable to intake and take place the condition of electric leakage or short circuit, through the cooperation of bracing piece and rubber column, can separate three conductive core, avoid three conductive core to contact each other, the possibility of taking place the electric leakage, through the insulating layer, can insulate conductive core, further prevent the emergence of electric leakage, through the cooperation of heat dissipation layer, internal combustion group layer and outer fire-retardant layer, the probability that the cable that can reduce takes place the burning;

the utility model has the advantages of reasonable design, through the enhancement layer, buffer spring, the damping ring, the cooperation of rubber pad and rubber post, can carry out buffering step by step to external force, the compressive property of cable has been improved, cooperation through outer waterproof layer and interior waterproof layer, can be waterproof to the cable, avoid taking place the condition of electric leakage or short circuit, through the separation of bracing piece and rubber post, avoid three electrically conductive core to contact each other and take place the electric leakage, through the insulating layer, can insulate electrically conductive core, further prevent the electric leakage, through the heat dissipation layer, the cooperation on internal combustion group layer and outer fire-retardant layer, the probability of spontaneous combustion takes place for the cable that can reduce.

Drawings

Fig. 1 is a schematic structural view of a flame-retardant and anti-leakage cable provided by the present invention;

fig. 2 is a schematic structural diagram of an inner layer of a flame-retardant and anti-leakage cable provided by the present invention;

fig. 3 is the utility model provides a structural schematic diagram of shock-absorbing layer of fire-retardant anticreep type cable.

In the figure: 1. a protective layer; 2. a wear layer; 3. a reinforcing layer; 4. an outer waterproof layer; 5. an outer flame retardant layer; 6. a shock-absorbing layer; 7. a shock-absorbing ring; 8. an inner waterproof layer; 9. a rubber pad; 10. a rubber column; 11. a support bar; 12. a conductive core; 13. an inner layer; 14. an insulating layer; 15. a heat dissipation layer; 16. an inner flame retardant layer; 17. a sleeve; 18. a buffer spring; 19. a slide bar; 20. and (4) filling materials.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a flame-retardant and anti-leakage cable comprises a protective layer 1, a wear-resistant layer 2 is fixedly arranged in the protective layer 1, the wear resistance of the cable is enhanced through the wear-resistant layer 2, a reinforcing layer 3 is fixedly arranged in the wear-resistant layer 2, the compressive strength of the cable is improved through the reinforcing layer 3, an outer waterproof layer 4 is fixedly arranged in the reinforcing layer 3, an outer flame-retardant layer 5 is fixedly arranged in the outer waterproof layer 4, a shock-absorbing layer 6 is fixedly arranged in the outer flame-retardant layer 5, the external force can be buffered through the shock-absorbing layer 6 to prevent the cable from being crushed, a shock-absorbing ring 7 is fixedly arranged in the shock-absorbing layer 6, an inner waterproof layer 8 is fixedly arranged in the shock-absorbing ring 7, a support rod 11 and three conductive cores 12 are arranged in the inner waterproof layer 8, three rubber columns 10 are fixedly arranged on the outer side of the support rod 11, and rubber pads 9 are fixedly arranged at one ends of the three rubber columns 10 far away from the support rod 11, waterproof layer 8's inboard including three rubber pad 9 equal fixed mounting through the cooperation of damping ring 7, rubber pad 9 and rubber column 10, can cushion external force once more for the compressive property of cable is better, and the outside fixed mounting of electrically conductive core 12 has inlayer 13, through inlayer 13, can carry out insulating heat dissipation flame retardant protection to electrically conductive core 12.

The utility model discloses in, buffer layer 6 includes a plurality of sleeve pipes 17, and the equal fixed mounting of a plurality of sleeve pipes 17 has buffer spring 18 in the outside of retaining ring 7, and buffer spring 18's the one end fixed mounting that is close to outer fire-retardant layer 5 has slide bar 19, and the 19 damping of slide bar slides and cup joints in sleeve pipe 17, and the equal fixed mounting of a plurality of slide bar 19 is in outer fire-retardant layer 5's inboard. When the cable receives external force, external force passes to slide bar 19 through outer fire-retardant layer 5 on, slide bar 19 extrusion buffer spring 18, and buffer spring 18 takes place the process of deformation, can carry out effectual buffering to external force for cable compressive property is better.

The utility model discloses in, inlayer 13 includes insulating layer 14, and insulating layer 14's outside fixed mounting has heat dissipation layer 15, and heat dissipation layer 15's outside fixed mounting has interior fire-retardant layer 16, can insulate heat dissipation flame retardant protection to conductive core 12.

The utility model discloses in, the space intussuseption between interior waterproof layer 8 and the bracing piece 11 is filled with filler 20, and filler 20 is the kenaf yarn for cable toughness is stronger, has guaranteed the rounding of cable.

The utility model discloses in, interior flame retardant layer 16 and outer flame retardant layer 5 are the asbestos and make, and insulating layer 14 makes for nanometer heat dissipation insulating material, through interior flame retardant layer 16 and outer flame retardant layer 5's cooperation, can avoid the cable to take place the spontaneous combustion, is nanometer heat dissipation insulating material through insulating layer 14, can insulate electrically conductive core 12, further prevents the emergence of electric leakage, and heat dispersion is good simultaneously.

The utility model discloses in, interior waterproof layer 8 and outer waterproof layer 4 are waterproof non-woven fabrics and make, and protective layer 1 is made for the carbide rubber, through waterproof non-woven fabrics for water-proof effects is better, through the carbide rubber, can protect the cable.

In the utility model, when in use, the protective layer 1 plays a role of protection, the wear resistance of the cable is enhanced through the wear-resistant layer 2, the compressive strength of the cable is improved through the reinforcing layer 3, the waterproof treatment can be carried out through the cooperation of the outer waterproof layer 4 and the inner waterproof layer 8, the cable is prevented from being watered to cause the occurrence of the electric leakage or short circuit of the cable, the spontaneous combustion of the cable can be avoided through the cooperation of the inner flame-retardant layer 16 and the outer flame-retardant layer 5, the external force can be buffered through the plurality of buffer springs 18 arranged in the shock absorption layer 6 to prevent the cable from being crushed, the external force can be buffered again through the cooperation of the shock absorption ring 7, the rubber pad 9 and the rubber column 10, the compressive property of the cable is better, the toughness of the cable is enhanced through the filler 20, the roundness of the cable is ensured, simultaneously, the three conductive cores 12 can be separated through the cooperation of the support rod 11 and the rubber column 10, the possibility of electric leakage caused by mutual contact of the three conductive cores 12 is avoided, the conductive cores 12 can be insulated through the insulating layer 14, the electric leakage is further prevented, the conductive cores 12 can be cooled through the heat dissipation layer 15, the phenomenon of spontaneous combustion caused by untimely heat dissipation in high-temperature weather is avoided, and the possibility of combustion of the reduced cable is avoided.

Claims

1. A flame-retardant and anti-leakage cable, comprising a protective layer (1), characterized in that a wear-resistant layer (2) is fixedly installed in the protective layer (1), and the wear-resistant layer (2) is fixed inside A reinforcement layer (3) is installed, an outer waterproof layer (4) is fixedly installed in the reinforcement layer (3), and an outer flame retardant layer (5) is fixedly installed in the outer waterproof layer (4). A shock-absorbing layer (6) is fixedly installed in the combustion layer (5), a shock-absorbing ring (7) is fixedly installed in the shock-absorbing layer (6), and an inner waterproof layer is fixedly installed in the shock-absorbing ring (7). (8), a support rod (11) and three conductive cores (12) are arranged in the inner waterproof layer (8), and three rubber columns (10) are fixedly installed on the outer side of the support rod (11). A rubber pad (9) is fixedly installed at one end of the rubber column (10) away from the support rod (11), and the three rubber pads (9) are fixedly installed on the inner side of the inner waterproof layer (8). The conductive core (12) The outer side is fixedly installed with the inner layer (13).

2. A flame-retardant and leakage-proof cable according to claim 1, characterized in that the shock-absorbing layer (6) comprises a plurality of sleeves (17), and the plurality of sleeves (17) are fixedly installed on the Outside the shock-absorbing ring (7), a buffer spring (18) is fixedly installed in the sleeve (17), and a sliding rod ( 19), the sliding rod (19) is damped and slidingly sleeved in the sleeve (17), and the plurality of sliding rods (19) are fixedly installed on the inner side of the outer flame-retardant layer (5).

3 . The flame-retardant and leakage-proof cable according to claim 1 , wherein the inner layer ( 13 ) comprises an insulating layer ( 14 ), and a heat dissipation layer is fixedly installed on the outer side of the insulating layer ( 14 ). 4 . (15), an inner flame retardant layer (16) is fixedly installed on the outer side of the heat dissipation layer (15).

4. The flame-retardant and leakage-proof cable according to claim 1, characterized in that the space between the inner waterproof layer (8) and the support rod (11) is filled with a filler (20), so The filler (20) is kenaf yarn.

5. The flame-retardant and leakage-proof cable according to claim 3, wherein the inner flame-retardant layer (16) and the outer flame-retardant layer (5) are made of asbestos, and the insulating layer ( 14) Made of nano heat dissipation insulating material.

6 . The flame-retardant and leakage-proof cable according to claim 1 , wherein the inner waterproof layer ( 8 ) and the outer waterproof layer ( 4 ) are made of waterproof non-woven fabric, and the protective layer (1) Made of hard rubber.