CN212541951U - Flexible high-temperature-resistant transmission signal cable - Google Patents

Abstract

The utility model discloses a flexible high temperature resistant transmission signal cable, which belongs to the technical field of cable technology, and comprises a cable copper wire, wherein the outer side wall of the cable copper wire is wrapped on the filling layer, the inner side wall of the high temperature resistant layer is sleeved on the filling layer, the outer side wall of the high temperature resistant layer is wrapped on the dampproof layer, the outer side wall of the dampproof layer is sleeved on the sheath layer, the oxidation of the cable copper wire can be effectively slowed down through the anti-oxidation coating and the filling layer while the corrosion resistance and the heat resistance of the cable copper wire are improved, the PVC layer adopted by the high temperature resistant layer has the advantages of flexibility and random bending and folding, the damage of the signal cable caused by bending is avoided, the polyimide layer has the characteristic of high temperature resistance, the dampproof layer can prevent moisture from entering the cable, the silver-plated woven copper wire mesh silver layer adopted by the sheath layer has high corrosion resistance, the insulating layer is made of insulating materials and used for preventing dangers such as electric leakage and the like.

Description

Flexible high-temperature-resistant transmission signal cable

Technical Field

The utility model relates to the technical field of cables, specifically be a soft high temperature resistant transmission signal cable.

Background

A cable is generally composed of several or groups of conductors, defining 1: a conductor made of one or more mutually insulated conductors and an outer insulating protective layer, for transmitting power or information from one place to another, defining 2: the cable is characterized in that 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, wherein the power cable, the control cable, the compensation cable, the shielding cable, the high-temperature cable, the computer cable, the signal cable, the coaxial cable, the fire-resistant cable, the marine cable, the mining cable, the aluminum alloy cable and the like, and the cable comprises single-strand or multi-strand wires and insulating layers and is used for connecting circuits, electric appliances and the like.

Gaps are formed among a plurality of conductors and filling layers of the existing copper wires of the cable, air with oxygen enters the gaps in the production and use processes of the cable, the copper wires in the gaps are oxidized to a certain degree in the long-time use process, the copper wires fail to work, the cable is disabled, short circuits among the conductors can be caused by the oxidation of the copper wires of the cable, the moisture resistance and the high temperature resistance of the existing cable are poor, and therefore the development of a flexible high temperature resistant transmission signal cable is needed.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the problems existing in the existing cables, the utility model discloses.

Therefore, the utility model aims at providing a soft high temperature resistant transmission signal cable can solve in cable manufacture and the use, has the air admission of oxygen between them, in long-time use, the copper wire that is arranged in the clearance leads to the fact certain oxidation, makes it inefficacy to the cable inefficacy, so that the cable goes out of action, cable copper wire oxidation can lead to the short circuit between each conductor simultaneously, and current cable moisture resistance and the relatively poor problem of high temperature resistance can

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

the utility model provides a soft high temperature resistant transmission signal cable, it includes cable copper wire, filling layer, high temperature resistant layer, dampproof course and restrictive coating, the cladding of cable copper wire lateral wall the filling layer, the filling layer lateral wall sets up high temperature resistant layer, high temperature resistant layer includes PVC layer, polytetrafluoroethylene layer and polyimide layer, PVC layer, polytetrafluoroethylene layer and polyimide layer are from last to attached setting down in proper order, the polyimide layer cladding in the filling layer outside, high temperature resistant layer lateral wall sets up the dampproof course, the dampproof course lateral wall cup joints the restrictive coating, the restrictive coating includes that silvering weaves copper mesh layer and insulating layer, the cladding of copper mesh layer lateral wall is woven to silver-plating the insulating layer, just the insulating layer with the attached setting of dampproof course.

As a preferred scheme of soft high temperature resistant transmission signal cable, wherein: the cable copper wire is an oxygen-free cable copper wire, and the outer side wall of the cable copper wire is provided with an anti-oxidation coating.

As a preferred scheme of soft high temperature resistant transmission signal cable, wherein: the filling layer is a glass fiber layer.

As a preferred scheme of soft high temperature resistant transmission signal cable, wherein: and the outer side wall of the insulating layer is coated with corrosion-resistant paint.

As a preferred scheme of soft high temperature resistant transmission signal cable, wherein: the insulating layer is made of ethylene propylene rubber, and the thickness of the insulating layer is between six and eight filament meters.

Compared with the prior art, the beneficial effects of the utility model are that: can be when having improved the anticorrosive ability and the heat resistance of cable copper wire through anti-oxidation coating and filling layer, effectively slowed down the oxidation of cable copper wire again, the PVC layer that high temperature resistant layer adopted has the softness, the folding advantage of random bending, avoid signal cable because the damage that the tortuous caused, polytetrafluoroethylene layer and polyimide layer have high temperature resistance's characteristics, can effectively avoid the potential safety hazard because of high temperature produces, and slow down the ageing rate of cable, the dampproof course can prevent in the moisture gets into the cable, danger such as electric leakage takes place, silver-plating woven copper wire mesh silver layer that the restrictive coating adopted has very high corrosion resistance, the insulating layer cup joints in silver-plating woven copper mesh layer lateral wall, the insulating layer adopts insulating material to make and is used for preventing to take place dangerous such as electric leakage

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

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

FIG. 2 is a schematic view of a part of the structure of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of the present invention.

In the figure, 100 cable copper wires, 110 anti-oxidation coating, 200 filling layers, 300 high temperature resistant layers, 310PVC layers, 320 polytetrafluoroethylene layers, 330 polyimide layers, 400 moisture-proof layers, 500 sheath layers, 510 silver-plated woven copper mesh layers and 520 insulating layers are arranged.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a following technical scheme: the utility model provides a soft high temperature resistant transmission signal cable, in the use, can be when having improved the anticorrosive ability and the heat resistance of cable copper wire through anti-oxidation coating and filling layer, the oxidation of cable copper wire has effectively been slowed down again, the PVC layer that high temperature resistant layer adopted has softly, the folding advantage of random bending, avoid signal cable because the damage that the tortuous led to the fact, polytetrafluoroethylene layer and polyimide layer have high temperature resistance's characteristics, can effectively avoid the potential safety hazard because of the high temperature produces, and slow down the ageing rate of cable.

Referring to fig. 1 to 3, the cable includes a copper cable wire 100, a filling layer 200, a high temperature resistant layer 300, a moisture-proof layer 400, and a sheath layer 500;

referring to fig. 1 again, the outer side wall of the cable copper wire 100 is coated with an anti-oxidation coating 110, specifically, the cable copper wire 100 is an oxygen-free cable copper wire, a polyethylene fiber mesh grid is doped in the anti-oxidation coating 110, and the anti-oxidation coating 110 is used for preventing the cable copper wire 100 from being oxidized;

referring to fig. 1 again, the filling layer 200 is a glass fiber filling layer, the filling layer 200 is filled in gaps among the copper wire cores, air in the gaps among the cable copper wires 100 is exhausted, meanwhile, the corrosion resistance and the heat resistance of the cable copper wires 100 are improved, and the oxidation of the cable copper wires 100 is effectively slowed down;

referring to fig. 1 to 2 again, the high temperature resistant layer 300 is wrapped on the outer side wall of the filling layer 200, the high temperature resistant layer 300 includes a PVC layer 310, a polytetrafluoroethylene layer 320 and a polyimide layer 330, specifically, the outer side wall of the filling layer 200 is wrapped with the PVC layer 310, the PVC layer 310 has the advantages of being soft and being capable of being bent and folded randomly, damage of the signal cable caused by bending is avoided, the outer side wall of the PVC layer 310 is wrapped with the polytetrafluoroethylene layer 320, the polytetrafluoroethylene layer 320 has the characteristic of high temperature resistance, the outer side wall of the polytetrafluoroethylene layer 320 is sleeved with the polyimide layer 330, the polyimide layer 330 is one of organic polymer materials with the best comprehensive performance, the high temperature resistance reaches more than four hundred degrees centigrade, the long-term use temperature range is two hundred to three hundred degrees centigrade, a part has no obvious melting point, the high insulating performance, and the high temperature resistance of the cable;

referring to fig. 1 again, the moisture-proof layer 400 is sleeved on the outer side wall of the high temperature resistant layer 300, specifically, the moisture-proof layer 400 is a PE waterproof film, and the moisture-proof layer 400 can prevent moisture from entering the cable and causing risks such as electric leakage and the like, so as to increase the use safety of the cable;

referring to fig. 1 to 3 again, the outer sidewall of the moisture-proof layer 400 is sleeved with the sheath layer 500, the sheath layer 500 includes a silver-plated woven copper mesh layer 510 and an insulating layer 520, specifically, the outer sidewall of the moisture-proof layer 400 is sleeved with the silver-plated woven copper mesh layer 510, the silver-plated woven copper mesh layer 510 has good electrical conductivity, the silver layer has high corrosion resistance, the insulating layer 520 is sleeved on the outer sidewall of the silver-plated woven copper mesh layer 510, and the insulating layer 520 is made of an insulating material and used for preventing the danger such as electric leakage;

the working principle is as follows: through anti-oxidation coating 110 and filling layer 200 when having improved the anticorrosive nature and the heat resistance of cable copper wire 100, the oxidation of cable copper wire 100 has effectively been slowed down again, the PVC layer 310 that high temperature resistant layer 300 adopted has the softness, the folding advantage of random bending, avoid signal cable because the damage that the tortuous caused, polytetrafluoroethylene layer 320 and polyimide layer 330 have high temperature resistance's characteristics, can effectively avoid the potential safety hazard because of the high temperature produces, and slow down the ageing rate of cable, dampproof course 400 can prevent in the moisture gets into the cable, danger such as electric leakage takes place, the silver-plating that restrictive coating 500 adopted is woven copper wire mesh 510 silver layer and is had very high corrosion resistance, insulating layer 520 cup joints in silver-plating and is woven copper wire mesh layer 510 lateral wall, insulating layer 520 adopts insulating material to make and is used for preventing to take place danger such as electric.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (5)

1. The utility model provides a soft high temperature resistant transmission signal cable which characterized in that: the cable comprises a cable copper wire (100), a filling layer (200), a high temperature resistant layer (300), a moisture-proof layer (400) and a sheath layer (500), wherein the outer side wall of the cable copper wire (100) is coated on the filling layer (200), the outer side wall of the filling layer (200) is provided with the high temperature resistant layer (300), the high temperature resistant layer (300) comprises a PVC layer (310), a polytetrafluoroethylene layer (320) and a polyimide layer (330), the PVC layer (310), the polytetrafluoroethylene layer (320) and the polyimide layer (330) are sequentially attached and arranged from top to bottom, the polyimide layer (330) is coated on the outer side of the filling layer (200), the outer side wall of the high temperature resistant layer (300) is provided with the moisture-proof layer (400), the outer side wall of the moisture-proof layer (400) is sleeved on the sheath layer (500), the sheath layer (500) comprises a silver-plated woven copper mesh layer (510) and an insulating layer (520), the outer side wall of the silver woven copper mesh layer (510, and the insulating layer (520) and the moisture-proof layer (400) are attached.

2. The flexible high temperature resistant transmission signal cable of claim 1, wherein: the cable copper wire (100) is an oxygen-free cable copper wire, and the outer side wall of the cable copper wire (100) is provided with an anti-oxidation coating (110).

3. The flexible high temperature resistant transmission signal cable of claim 1, wherein: the filling layer (200) is a glass fiber layer.

4. The flexible high temperature resistant transmission signal cable of claim 1, wherein: the outer side wall of the insulating layer (520) is coated with corrosion-resistant paint.

5. The flexible high temperature resistant transmission signal cable of claim 1, wherein: the insulating layer (520) is made of ethylene propylene rubber, and the thickness of the insulating layer (520) is between six and eight filament meters.

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