CN215577860U

CN215577860U - High flame retardant environment-friendly wind energy control cable

Info

Publication number: CN215577860U
Application number: CN202121296380.XU
Authority: CN
Inventors: 廖勇
Original assignee: Chongqing Changhe Wire And Cable Co ltd
Current assignee: Chongqing Changhe Wire And Cable Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2022-01-18
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a high-flame-retardance environment-friendly wind energy control cable, and relates to the technical field of cables. This high fire-retardant environment-friendly wind energy control cable, including the conductor, the outer wall of conductor is provided with the insulating layer, and the outer wall of insulating layer is provided with prevents gnawing and stings the layer, and the outer wall on preventing gnawing and stinging the layer is provided with triangle rubber support spare, and triangle rubber support spare's inside parcel has four groups of conductors, insulating layers and prevents gnawing and sting the layer. This high fire-retardant environment-friendly wind energy control cable, through triangle rubber support piece, the cooperation of filling layer and reinforcement rib is used, satisfy the operation requirement to the higher place of fire-retardant fire resistance requirement, practicality and protectiveness are good, the structural design of triangle and stiffening rib in addition, the holistic support pressure resistance of control cable has been promoted, alleviate the damage that external pressure caused to control cable, increase of service life, glass is spacing and expansibility graphite is flocculent and powdered respectively, have the pliability concurrently when control cable obtains stronger fire-retardant and pressure resistance.

Description

High flame retardant environment-friendly wind energy control cable

Technical Field

The utility model relates to the technical field of cables, in particular to a high-flame-retardant environment-friendly wind energy control cable.

Background

The place that control cable densely laid is easy to cause the conflagration because of short circuit overload and high temperature, consequently has higher requirement to control cable's fire resistance to some control cable lay in shallower underground, the condition of breakage and deformation appears in the easy because of pressure, and protectiveness and life are limited, and then are unfavorable for promoting and using.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-flame-retardant environment-friendly wind energy control cable to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high fire-retardant environment-friendly wind energy control cable, includes conductor and triangle rubber support piece, the conductor sets up to four, and four conductors (1) are all located in the triangle rubber support piece, four the outer wall of conductor all is equipped with the insulating layer that is located triangle rubber support piece and prevents gnawing the layer from interior to exterior in proper order, and triangle rubber support piece's outer wall is provided with the filling layer, and the outer wall of filling layer is provided with the protection layer group, and fixed mounting has three group's reinforcement ribs between triangle rubber support piece's outer wall and the protection layer group.

Preferably, the protection layer group includes heat-conducting layer, waterproof layer and the fire-retardant layer of pasting in proper order from inside to outside, and the heat-conducting layer sets up in the outer wall of filling layer, and fixed mounting is pasted in the outer wall of heat-conducting layer to the inner wall of waterproof layer, and the inner wall of fire-retardant layer is pasted and is fixed in the outer wall of waterproof layer.

Preferably, the heat conducting layer is made of a nano-alumina heat conducting layer material, heat generated by the cable can be well transmitted, the waterproof layer is made of an ethylene propylene diene monomer rubber layer material, effective waterproof treatment is conducted on the material inside the cable, rainwater is prevented from permeating into the cable, and therefore the cable cannot be normally used.

Preferably, the insulating layer is 125 ℃ ultraviolet light low-smoke halogen-free flame-retardant cross-linked polyolefin insulating material, has strong safety, and effectively reduces the aging speed of the cable, thereby prolonging the service life of the cable.

Preferably, the quantity of preventing gnawing and stinging the layer is two sets of, and two sets of prevent gnawing and sting and form the cavity between the layer, and the layer is prevented gnawing and sting to the outer layer for the armor, and it has likepowder insecticide to fill between the cavity, and the inlayer is prevented gnawing and sting the layer and be the rubber sheath, can consolidate inside on the one hand, and on the other hand can prevent to appear burying and appearing gnawing and sting the phenomenon in the underground.

Preferably, the filling layer is a mixture of glass fibers and expandable graphite, the glass limiting layer and the expandable graphite are flocculent and powdery respectively, and the control cable has high flame retardance and pressure resistance and flexibility.

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

(1) this high fire-retardant environment-friendly wind energy control cable, through the use of insulating layer, has very strong security, simultaneously the effectual ageing speed that reduces the cable, and then has increased the life of cable, through preventing gnawing the use on layer of stinging, can consolidate inside on the one hand, and on the other hand can prevent to appear burying the underground appearance and gnawing the phenomenon of stinging.

(2) This high fire-retardant environment-friendly wind energy control cable, through triangle rubber support piece, the cooperation of filling layer and reinforcement rib is used, satisfy the operation requirement to the higher place of fire-retardant fire resistance requirement, practicality and protectiveness are good, the structural design of triangle and stiffening rib in addition, the holistic support pressure resistance of control cable has been promoted, alleviate the damage that external pressure caused control cable, increase of service life, glass is spacing and expansibility graphite is flocculent and powdered respectively, have the pliability when control cable obtains stronger fire-retardant and pressure resistance concurrently.

(3) This high fire-retardant environment-friendly wind energy control cable, through the use of heat-conducting layer, can be fine transmit the heat of cable output, through the use of waterproof layer, carry out effectual water repellent to cable inside material, prevent inside the rainwater infiltration cable to lead to the unable normal use of cable, through the use on fire-retardant layer, can play fine flame retardant efficiency, guarantee to increase the fire-retardant fire resistance nature of cable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a protective layer package according to the present invention;

FIG. 3 is an enlarged view of part A of the present invention.

In the figure: the insulation layer comprises a conductor 1, an insulation layer 2, an anti-biting layer 3, a triangular rubber support 4, a filling layer 5, a reinforcing rib 6, a protective layer group 7, a heat conduction layer 701, a waterproof layer 702 and a flame retardant layer 703.

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.

The first embodiment is as follows:

referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high fire-retardant environment-friendly wind energy control cable, includes conductor 1, conductor 1 and triangle rubber support 4, conductor 1 sets up to four, four in triangle rubber support 4 is all located to conductor 1, four the outer wall of conductor 1 is all from interior to exterior equipped with in proper order and is located triangle rubber support 4 insulating layer 2 and prevent gnawing and sting layer 3, and triangle rubber support 4's outer wall is provided with filling layer 5, and filling layer 5's outer wall is provided with protection layer group 7, and fixed mounting has three reinforcing rib 6 of group between triangle rubber support 4's outer wall and the protection layer group 7.

Furthermore, the insulating layer 2 is 125 ℃ ultraviolet light low-smoke halogen-free flame-retardant cross-linked polyolefin insulating material, has strong safety, and effectively reduces the aging speed of the cable, thereby prolonging the service life of the cable.

Furthermore, the number of the anti-biting layers 3 is two, a cavity is formed between the two groups of anti-biting layers 3, the outer layer of anti-biting layers 3 is an armor layer, a powdery pesticide is filled between the cavities, the inner layer of anti-biting layers 3 is a rubber sheath, on one hand, the interior of the anti-biting layers can be reinforced, and on the other hand, the phenomenon of biting under the buried ground can be prevented.

And secondly, the filling layer 5 is a mixture of glass fiber and expandable graphite, and the mixing ratio of the glass fiber to the expandable graphite is 1: 1, the spacing and the expansibility graphite of glass are flocculent and powdered respectively, have the pliability when the control cable obtains stronger fire-retardant and pressure-resistant ability concurrently.

Example two:

referring to fig. 1-3, in the first embodiment, the protection layer group 7 includes a heat conduction layer 701, a waterproof layer 702 and a flame retardant layer 703 that are sequentially adhered from inside to outside, the heat conduction layer 701 is disposed on the outer wall of the filling layer 5, the inner wall of the waterproof layer 702 is fixedly adhered to the outer wall of the heat conduction layer 701, and the inner wall of the flame retardant layer 703 is fixedly adhered to the outer wall of the waterproof layer 702.

Further, the heat conducting layer 701 is a nano-alumina heat conducting layer material, heat produced by the cable can be well transmitted, the waterproof layer 702 is an ethylene propylene diene monomer rubber layer material, effective waterproof treatment is carried out on the material inside the cable, rainwater is prevented from permeating into the cable, and therefore the cable cannot be normally used, the flame retardant layer 703 is an expansion type halogen-free flame retardant, a good flame retardant effect can be achieved, and the flame retardance and fire resistance of the cable are guaranteed to be increased.

Claims

1. The high-flame-retardant environment-friendly wind energy control cable is characterized by comprising four conductors (1) and four triangular rubber support members (4), wherein the four conductors (1) are arranged in the triangular rubber support members (4), the outer walls of the four conductors (1) are sequentially provided with an insulating layer (2) and a gnawing prevention layer (3) which are positioned in the triangular rubber support members (4) from inside to outside, the outer wall of each triangular rubber support member (4) is provided with a filling layer (5), the outer wall of each filling layer (5) is provided with a protection layer group (7), and three groups of reinforcing ribs (6) are fixedly arranged between the outer wall of each triangular rubber support member (4) and the protection layer group (7).

2. The high flame retardant environment friendly wind energy control cable according to claim 1, characterized in that: the protective layer group (7) comprises a heat conduction layer (701), a waterproof layer (702) and a flame retardant layer (703) which are sequentially adhered from inside to outside.

3. The high flame retardant environment friendly wind energy control cable according to claim 2, characterized in that: the heat conduction layer (701) is made of a nano-alumina heat conduction layer material, the waterproof layer (702) is made of an ethylene propylene diene monomer rubber layer material, and the flame retardant layer (703) is an intumescent halogen-free flame retardant.

4. The high flame retardant environment friendly wind energy control cable according to claim 1, characterized in that: the insulating layer (2) is a 125 ℃ ultraviolet low-smoke halogen-free flame-retardant cross-linked polyolefin insulating material.

5. The high flame retardant environment friendly wind energy control cable according to claim 1, characterized in that: the quantity of preventing gnawing layer (3) is two sets of, and the cavity that is used for filling powdery insecticide is formed between two sets of preventing gnawing layer (3), and outer layer is prevented gnawing layer (3) and is the armor, and inlayer is prevented gnawing layer (3) and is the rubber sheath.

6. The high flame retardant environment friendly wind energy control cable according to claim 1, characterized in that: the filling layer (5) is a mixture of glass fiber and expandable graphite.