CN216980182U

CN216980182U - Flexible high-temperature-resistant transmission signal cable

Info

Publication number: CN216980182U
Application number: CN202220525324.7U
Authority: CN
Inventors: 不公告发明人
Original assignee: BEIJING HEAVY CABLE WORKS
Current assignee: BEIJING HEAVY CABLE WORKS
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-07-15
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses a soft high-temperature-resistant transmission signal cable, which comprises a cable component, wherein the cable component comprises a second wear-resistant layer, the inner side of which is provided with an insulating layer, one side of the insulating layer close to the second wear-resistant layer is fixedly connected with the second wear-resistant layer, the cable component also comprises cable cores arranged in the second wear-resistant layer in an annular array manner, the outer side of each cable core is wrapped with a wrapping layer, the wrapping layer is fixedly arranged on the outer side of each cable core, the outer side of the wrapping layer is provided with a first wear-resistant layer, one side of the first wear-resistant layer close to the wrapping layer is fixedly connected with the first wear-resistant layer, the outer side of the first heat-resistant layer is provided with a second heat-insulating layer, a vacuum heat-insulation cavity is formed by enclosing between the first heat-resistant layer and the second heat-resistant layer, and the soft high-temperature-resistant transmission signal cable, rational in infrastructure, be convenient for promote the wear-resisting and high temperature resistance ability of cable, the practicality is strong.

Description

Flexible high-temperature-resistant transmission signal cable

Technical Field

The utility model belongs to the technical field of cables, and particularly relates to a flexible high-temperature-resistant signal transmission 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.

With the development of the society, the flexible signal transmission cable in the market is applied to various regions and environments, the abrasion resistance of an insulating sheath wrapped on the outer surface of the existing cable is poor, the surface is easy to wear in the transportation and installation processes, the cable core is exposed, signal transmission faults are caused, and unnecessary troubles are caused.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a flexible high temperature-resistant transmission signal cable, which solves the above problems in the prior art.

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

a flexible high-temperature-resistant signal transmission cable comprises a cable assembly;

the cable subassembly includes that the inboard is provided with wearing layer two of insulating layer, one side fixed connection that wearing layer two is pressed close to the insulating layer is in wearing layer two, the cable subassembly is still including being the annular array and setting up in the inside cable core of wearing layer two, the outside parcel of cable core is provided with the parcel layer, parcel layer fixed set up in the outside of cable core, and the outside of parcel layer is provided with wearing layer one, one side fixed connection that parcel layer was pressed close to wearing layer one is in the parcel layer.

Furthermore, a first heat insulation layer is arranged on the outer side of the first wear-resistant layer, one side, close to the first wear-resistant layer, of the first heat insulation layer is fixedly connected to the first wear-resistant layer, and a second heat insulation layer is arranged on the outer side of the first heat insulation layer.

Furthermore, enclose between insulating layer one and the insulating layer two and keep off and be formed with the vacuum heat insulation chamber, the vacuum heat insulation intracavity is the annular array and is provided with the pressure-bearing strip, the both ends of pressure-bearing strip fixed connection respectively in insulating layer one and insulating layer two.

Furthermore, the vacuum heat insulation cavity is internally provided with an elastic bearing brace between two adjacent bearing strips, and two ends of the elastic bearing brace are fixedly connected to the bearing strips in the middle.

Further, a rubber layer is arranged on the outer side of the second heat insulation layer, one side of the rubber layer close to the second heat insulation layer is fixedly connected to the second heat insulation layer, and the outer side of the rubber layer is fixedly connected to the insulating layer.

Furthermore, the two ends of the cable assembly are both provided with connecting sleeves, and mounting holes for detachably mounting the end parts of the cable assembly are formed in the connecting sleeves.

Compared with the prior art, the utility model has the following beneficial effects: thanks to the arrangement of the cable core, the wrapping layer, the first wear-resistant layer, the insulating layer and the second wear-resistant layer, the surface wear-resistant performance of the cable assembly can be improved in the transportation and installation processes by arranging the second wear-resistant layer on the surface layer of the cable assembly, the surface wear-resistant performance of the cable core and the wrapping layer can be improved in the bending process of the cable assembly by arranging the first wear-resistant layer on the outer side of the wrapping layer, and the occurrence of signal transmission faults caused by exposed cable cores is reduced;

benefit from the setting in insulating layer one, insulating layer two and vacuum insulation chamber, can carry out the separation to external heat through insulating layer two and insulating layer one, avoid high temperature to influence cable assembly's signal transmission effect, and can further prevent the heat invasion cable assembly's inside through vacuum insulation chamber, help maintaining cable assembly's normal work.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the cable assembly of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention.

In the figure: 1. a cable assembly; 101. a cable core; 102. a wrapping layer; 103. a first wear-resistant layer; 104. a first heat insulation layer; 105. a second heat insulation layer; 106. a vacuum insulation chamber; 107. a pressure-bearing strip; 108. an elastic bearing strip; 109. a rubber layer; 110. an insulating layer; 111. a second wear-resistant layer; 2. a connecting sleeve.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a flexible high temperature resistant signal transmission cable comprises a cable assembly 1;

the cable component 1 comprises a second wear-resistant layer 111 with an insulating layer 110 arranged on the inner side, one side, close to the second wear-resistant layer 111, of the insulating layer 110 is fixedly connected to the second wear-resistant layer 111, the cable component 1 further comprises a cable core 101 arranged in the second wear-resistant layer 111 in an annular array, the outer side of the cable core 101 is wrapped with a wrapping layer 102, the wrapping layer 102 is fixedly arranged on the outer side of the cable core 101, and the outer side of the wrapping layer 102 is provided with a first wear-resistant layer 103. in specific implementation, the second wear-resistant layer 111 and the first wear-resistant layer 103 can be selected from but not limited to Kevlar materials, namely poly-p-phenylene terephthalamide, one side, close to the wrapping layer 102, of the first wear-resistant layer 103 is fixedly connected to the wrapping layer 102, and due to the arrangement of the cable core 101, the wrapping layer 102, the first wear-resistant layer 103, the insulating layer 110 and the second wear-resistant layer 111, the surface wear-resistant performance of the cable component 1 can be improved in the transportation and installation processes, and the first wear-resistant layer 103 is arranged on the outer side of the wrapping layer 102, so that the surface wear resistance of the cable core 101 and the wrapping layer 102 can be improved in the bending process of the cable assembly 1, and the occurrence of signal transmission faults caused by the exposure of the cable core 101 is reduced.

The outer side of the first wear-resistant layer 103 is provided with a first heat-insulating layer 104, one side of the first heat-insulating layer 104 close to the first wear-resistant layer 103 is fixedly connected to the first wear-resistant layer 103, and the outer side of the first heat-insulating layer 104 is provided with a second heat-insulating layer 105.

Wherein, enclose between insulating layer one 104 and the insulating layer two 105 and keep off and be formed with vacuum insulation chamber 106, it is annular array and is provided with pressure-bearing strip 107 in the vacuum insulation chamber 106, the both ends of pressure-bearing strip 107 fixed connection is in insulating layer one 104 and insulating layer two 105 respectively, benefit from the setting in insulating layer one 104, insulating layer two 105 and vacuum insulation chamber 106, can carry out the separation to external heat through insulating layer two 105 and insulating layer one 104, avoid high temperature to influence the signal transmission effect of cable subassembly 1, and can further prevent the inside of heat invasion cable subassembly 1 through vacuum insulation chamber 106, help maintaining the normal work of cable subassembly 1.

Wherein, all be provided with elasticity and hold brace 108 between two adjacent bearing strips 107 in the vacuum insulation chamber 106, the both ends of elasticity hold brace 108 all fixed connection in the middle of in bearing strip 107.

The rubber layer 109 is arranged on the outer side of the second heat insulation layer 105, one side of the rubber layer 109 close to the second heat insulation layer 105 is fixedly connected to the second heat insulation layer 105, and the outer side of the rubber layer 109 is fixedly connected to the insulating layer 110.

Wherein, the both ends of cable subassembly 1 all are provided with adapter sleeve 2, open in the adapter sleeve 2 and have the mounting hole that supplies cable subassembly 1 tip demountable installation.

The working principle is as follows: when the flexible high-temperature-resistant transmission signal cable is used, the surface wear-resistant performance of the cable component 1 can be improved in the transportation and installation processes by arranging the second wear-resistant layer 111 on the surface layer of the cable component 1, the surface wear-resistant performance of the cable core 101 and the wrapping layer 102 can be improved in the bending process of the cable component 1 by arranging the first wear-resistant layer 103 on the outer side of the wrapping layer 102, the occurrence of signal transmission faults caused by exposure of the cable core 101 is reduced, external heat can be isolated through the second thermal-insulating layer 105 and the first thermal-insulating layer 104, the signal transmission effect of the cable component 1 is prevented from being influenced by high temperature, heat can be further prevented from invading into the cable component 1 through the vacuum thermal-insulating cavity 106, the normal work of the cable component 1 is favorably maintained, the support can be provided when the cable component 1 is bent under the action of external force by arranging the pressure-bearing strip 107, and the damage of the cable component 1 caused by overlarge bending force is avoided, and through setting up elastic bearing brace 108, can make cable subassembly 1 pliability increase when the atress is buckled, and still can be with buckling the power and turn into elasticity through elastic bearing brace 108 and store, further promoted cable subassembly 1 resistant ability of buckling, this soft high temperature resistant transmission signal cable, rational in infrastructure, be convenient for promote the wear-resisting and high temperature resistant ability of cable, the practicality is strong.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A flexible high temperature resistant signal transmission cable comprises a cable assembly (1);

the method is characterized in that: cable component (1) is provided with wearing layer two (111) of insulating layer (110) including the inboard, one side fixed connection in wearing layer two (111) of wearing layer two (111) is pressed close to insulating layer (110), cable component (1) is still including being annular array and setting up in inside cable core (101) of wearing layer two (111), the outside parcel of cable core (101) is provided with parcel layer (102), parcel layer (102) are fixed to be set up in the outside of cable core (101), and the outside of parcel layer (102) is provided with wearing layer one (103), one side fixed connection in parcel layer (102) that parcel layer (102) are pressed close to wearing layer one (103).

2. The flexible high temperature resistant transmission signal cable of claim 1, wherein: the outer side of the first wear-resistant layer (103) is provided with a first heat-insulating layer (104), one side, close to the first wear-resistant layer (103), of the first heat-insulating layer (104) is fixedly connected to the first wear-resistant layer (103), and the outer side of the first heat-insulating layer (104) is provided with a second heat-insulating layer (105).

3. The flexible high temperature resistant transmission signal cable of claim 2, wherein: enclose between insulating layer one (104) and insulating layer two (105) to keep off and be formed with vacuum heat insulation chamber (106), be annular array in vacuum heat insulation chamber (106) and be provided with pressure-bearing strip (107), the both ends of pressure-bearing strip (107) are fixed connection in insulating layer one (104) and insulating layer two (105) respectively.

4. A flexible high temperature resistant transmission signal cable as claimed in claim 3, wherein: and elastic bearing pull strips (108) are arranged between two adjacent bearing strips (107) in the vacuum heat insulation cavity (106), and two ends of each elastic bearing pull strip (108) are fixedly connected to the bearing strips (107) in the middle.

5. The flexible high temperature resistant transmission signal cable of claim 4, wherein: the rubber layer (109) is arranged on the outer side of the second heat insulation layer (105), one side, close to the second heat insulation layer (105), of the rubber layer (109) is fixedly connected to the second heat insulation layer (105), and the outer side of the rubber layer (109) is fixedly connected to the insulating layer (110).

6. The flexible high temperature resistant transmission signal cable of claim 1, wherein: the cable assembly is characterized in that connecting sleeves (2) are arranged at two ends of the cable assembly (1), and mounting holes for detachably mounting the end parts of the cable assembly (1) are formed in the connecting sleeves (2).