CN213150407U

CN213150407U - Heat-resistant cable structure

Info

Publication number: CN213150407U
Application number: CN202021899942.5U
Authority: CN
Inventors: 张学会
Original assignee: South Pearl River Technology Co ltd
Current assignee: South Pearl River Technology Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-05-07
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a heat-resistant cable structure, which comprises an outer protective layer, wherein the inner wall surface of the outer protective layer is adhered with a heat-resistant layer, the inner wall surface of the heat-resistant layer is adhered with a shielding layer, the inner wall surface of the shielding layer is adhered with a steel belt armor layer, the inner wall surface of the steel belt armor layer is adhered with a wrapping tape layer, the inner wall surface of the wrapping tape layer is adhered with a filling layer, the inner wall surface of the filling layer is uniformly adhered with four insulating layers, the inner wall surface of the insulating layer is uniformly adhered with a conductor, the outer side surface of the outer protective layer is wrapped with a polyethylene protective film, the heat-resistant layer is made of polyurethane or polyvinylidene fluoride, the shielding layer is a metal mesh-type braided layer, the wrapping tape layer is made of multilayer mica tape, the filling layer is made of glass fiber ropes, the outer protective layer is adopted for protection, the reliability of the cable is improved, the shielding layer is adopted for coating, so that the influence of an external electromagnetic field is conveniently reduced; the utility model has the advantages of high temperature resistance, compression resistance and flame retardance.

Description

Heat-resistant cable structure

Technical Field

The utility model relates to a heat-resistant cable technical field specifically is a heat-resistant cable structure.

Background

The wire and cable is used for transmitting electric (magnetic) energy, information and realizing wire products of electromagnetic energy conversion, and can be defined as follows: an aggregate consisting of; one or more insulated wire cores, and a coating layer, a total protective layer and an outer protective layer which can be respectively arranged on the insulated wire cores, and the cable can also be provided with an additional conductor without insulation, so that the application range is very wide, the insulated wire cores relate to the industries of electric power, building, communication, manufacturing and the like, and are closely related to all departments of national economy.

With the development of social economy, the living standard of people is gradually improved, household appliances become one of indispensable necessities in the life of people gradually, the existing household appliances are generally provided with sealed or semi-sealed shells, electronic elements inside the household appliances are generally prone to generate heat, and the temperature inside the household appliances is often far higher than the indoor temperature. Under normal conditions, especially under the condition that the heat dissipation performance of the heat dissipation assembly of the household appliance is reduced, the household appliance has higher high temperature resistance requirements on elements installed inside the household appliance. However, the existing built-in data line has the defect of poor high temperature resistance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat-resistant cable structure has high temperature resistant, resistance to compression and fire-retardant advantage, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat-resistant cable structure, includes the outer protective layer, outer protective layer inner wall surface glues and is equipped with the heat-resistant layer, heat-resistant layer inner wall surface glues and be equipped with the shielding layer, shielding layer inner wall surface glues and is equipped with steel band armour layer, steel band armour layer inner wall surface glues and is equipped with around band layer, it glues and is equipped with the filling layer to glue around band layer inner wall surface, filling layer inner wall surface evenly glues and has four insulating layers, insulating layer inner wall surface all glues and is equipped with the.

Preferably, the outer surface of the outer protective layer is wrapped with a polyethylene protective film.

Preferably, the material of the heat-resistant layer is polyurethane or polyvinylidene fluoride.

Preferably, the shielding layer is a metal mesh braid layer.

Preferably, the lapping tape layer adopts multilayer mica tape lapping.

Preferably, the filling layer is made of glass fiber ropes.

1. This heat-resistant cable structure; through adopting the outer protective layer to protect, increased the reliability of cable, adopt the heat-resistant layer to carry out the cladding, make things convenient for the heat-resisting of cable, adopt the shielding layer to carry out the cladding, conveniently reduce the influence of outside electromagnetic field, adopt the triumph layer of steel band to carry out the cladding, increase cable temperature resistant compressive resistance.

2. This heat-resistant cable structure; through adopting around the band layer around the package, increased the cable heat resistance, adopt the filling layer to fill, conveniently extrude fixed cable copper core, adopt the insulating layer to carry out the cladding, make things convenient for the insulation protection of conductor, adopt the conductor to conduct, increased the electric power of leading of cable.

Drawings

Fig. 1 is a schematic view of the overall structure of a heat-resistant cable structure of the present invention;

fig. 2 is a schematic view of a sectional structure of a heat-resistant cable structure of the present invention.

The figures are labeled as follows: 1. an outer protective layer; 2. a heat-resistant layer; 3. a shielding layer; 4. steel belt armor layer; 5. wrapping a belt layer; 6. a filling layer; 7. an insulating layer; 8. a conductor.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1 and 2, a heat-resistant cable structure includes an outer protective layer 1, a heat-resistant layer 2 adhered to the inner wall surface of the outer protective layer 1, a shielding layer 3 adhered to the inner wall surface of the heat-resistant layer 2, and a steel-tape armor layer 4 adhered to the inner wall surface of the shielding layer 3;

the outer protective layer 1 is adopted for protection, the reliability of the cable is improved, the heat-resistant layer 2 is adopted for coating, the cable is convenient to resist heat, the shielding layer 3 is adopted for coating, the influence of an external electromagnetic field is conveniently reduced, the steel belt triumph layer 4 is adopted for coating, and the temperature resistance and the pressure resistance of the cable are improved.

Example 2:

referring to fig. 1 and 2, a heat-resistant cable structure includes a steel belt armor layer 4, a wrapping belt layer 5 adhered to the inner wall surface of the steel belt armor layer 4, a filling layer 6 adhered to the inner wall surface of the wrapping belt layer 5, four insulating layers 7 uniformly adhered to the inner wall surface of the filling layer 6, and conductors 8 adhered to the inner wall surfaces of the insulating layers 7; the outer side surface of the outer protective layer 1 is wrapped with a polyethylene protective film; the heat-resistant layer 2 is made of polyurethane or polyvinylidene fluoride; the shielding layer 3 adopts a metal mesh braid layer; the winding belt layer 5 adopts multilayer mica tape winding; the filling layer 6 adopts glass fiber ropes;

specifically, wrap around the package through adopting around band layer 5, increased the cable heat resistance, adopt filling layer 6 to fill, conveniently extrude fixed cable copper core, adopt insulating layer 7 to carry out the cladding, make things convenient for the insulation protection of conductor, adopt conductor 8 to conduct, increased the electric power of leading of cable.

The working principle is as follows: the utility model relates to a heat-resistant cable structure, when the cable voltage is larger and the heating is serious, the filling layer 6 conducts 8 the heat released by the conductor to the steel belt armor layer 4, the steel belt armor layer 4 has better heat conductivity to lead the heat out of the cable through the steel belt armor layer 4, when the cable burns in case of fire, the heat-resistant layer 2 generates strong endothermic reaction in case of high temperature to reduce the temperature on the surface of the cable, the shielding layer 3 and the steel belt armor layer 4 respectively adopt a metal mesh braid layer and a steel belt armor layer, which have higher heat resistance to prevent flame from damaging the internal cable, the wrapping belt layer 5 can resist long-time burning, the filling layer 6 adopts glass fiber ropes, the glass fiber ropes form a molten glass-like substance in case of high temperature to cover on the surface of the cable to prevent the thermal decomposition of the cable to prevent the cable from burning to protect the cable from normal work, when the cable is rolled, the steel belt armor layer 4 can form certain resistance to the extrusion of external force to protect the internal cable to work normally.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A heat-resistant cable construction characterized by: including outer protective layer (1), outer protective layer (1) inner wall surface glues and is equipped with heat-resistant layer (2), heat-resistant layer (2) inner wall surface glues and is equipped with shielding layer (3), shielding layer (3) inner wall surface glues and is equipped with steel band armour layer (4), steel band armour layer (4) inner wall surface glues and is equipped with around band layer (5), it is equipped with filling layer (6) to glue around band layer (5) inner wall surface, filling layer (6) inner wall surface evenly glues and has four insulating layers (7), insulating layer (7) inner wall surface all glues and is equipped with conductor (8).

2. A heat-resistant cable structure according to claim 1, wherein: the outer side surface of the outer protective layer (1) is wrapped with a polyethylene protective film.

3. A heat-resistant cable structure according to claim 1, wherein: the heat-resistant layer (2) is made of polyurethane or polyvinylidene fluoride.

4. A heat-resistant cable structure according to claim 1, wherein: the shielding layer (3) adopts a metal mesh braid.

5. A heat-resistant cable structure according to claim 1, wherein: the winding and wrapping belt layer (5) adopts multilayer mica belt winding and wrapping.

6. A heat-resistant cable structure according to claim 1, wherein: the filling layer (6) adopts glass fiber ropes.