CN210777966U

CN210777966U - High-strength waterproof composite cable

Info

Publication number: CN210777966U
Application number: CN201922270110.0U
Authority: CN
Inventors: 吴四明
Original assignee: Shenzhen Tongtaixiang Special Wire And Cable Co Ltd
Current assignee: Shenzhen Tongtaixiang Special Wire And Cable Co Ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-06-16
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a waterproof composite cable of high strength, including metal core, asbestos fiber filling layer and first antiskid groove, metal core's outside fixed mounting has the asbestos fiber filling layer, the utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, convenient to use, the function is practical, the utility model discloses conductor externally mounted has asbestos fiber filling layer while metal core internally mounted to have polyurethane insulating paint layer, polyimide film and polytetrafluoroethylene film, can reach good insulating dampproofing function, and the coating has modified polyester paint layer, polyester imide paint layer, polyamide imide paint layer and nylon paint layer in proper order at the metal core surface, and specific injecing has been made to the thickness on each paint layer according to the performance on its different paint layers, make the structural performance of cable evenly stable, better high temperature resistance can have.

Description

High-strength waterproof composite cable

Technical Field

The utility model relates to a composite cable, in particular to waterproof composite cable of high strength belongs to composite cable technical field.

Background

The information has become strategic resource and unique production factor of economic development in the information age in the world, a modern information transmission system and a complete information service system which are established by combining multimedia terminals such as a telecommunication network, a computer, a video and the like have become important marks of the developed economic degree of the country or region, the use environment of high-temperature resistant products is difficult to adapt to due to the low temperature resistance level of a paint layer selected by the existing cable, under the high-temperature working condition, the metal wire core and the paint layer can be heated to expand to generate corresponding stress, so that the separation between the metal wire core and the paint layer or between the paint layers can be caused, the bad phenomena such as oxidation, embrittlement and the like of the metal wire core can be easily caused, the high-temperature resistant paint layer is coated on a conductor, and the surface of the conductor is smooth, and a paint film coated on the surface of the conductor is easy to crack and fall off after being subjected to high-, in addition, due to the insufficient lubricity of the existing cable, a paint film on the surface of the cable is easy to wear and even fall off when high-speed winding is carried out. Therefore, the existing cable has the problems of poor high temperature resistance, poor adhesion performance of a paint film, poor quality of the cable, incapability of preventing moisture and the like.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a waterproof composite cable of high strength.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a high-strength waterproof composite cable, the surface around the asbestos fiber filling layer is provided with a first anti-slip groove, a modified polyester paint layer is fixedly arranged outside the first anti-skid groove, a second anti-skid groove is chiseled on the surface of the periphery of the modified polyester paint layer, a polyester imide paint layer is fixedly arranged outside the second anti-skid groove, a third anti-skid sliding groove is chiseled on the surface of the periphery of the polyester imide paint layer, a polyamide-imide paint layer is fixedly arranged outside the third sliding groove, a fourth sliding groove is chiseled on the surface of the periphery of the polyamide-imide paint layer, a nylon paint layer is fixedly arranged outside the fourth anti-sliding groove, a conductor is fixedly arranged inside the metal wire core, the outer fixed mounting of conductor has polyurethane insulating paint layer, the outer fixed mounting of polyurethane insulating paint layer has the polyimide film, the outer fixed mounting of polyimide film has the polytetrafluoroethylene film.

Preferably, the asbestos fiber filling layer is filled with a plurality of particles, the surfaces of the particles are rough, and gaps exist inside the particles.

Preferably, the first anti-slip groove, the second anti-slip groove, the third anti-slip groove and the fourth anti-slip groove are distributed in a staggered manner.

Preferably, the inside fixed mounting of asbestos fibre filling layer has three metal sinle silk, just the structural specification of metal sinle silk is all the same.

Preferably, the metal wire core comprises a conductor, a polyurethane insulating paint layer, a polyimide film and a polytetrafluoroethylene film.

Preferably, the first anti-slip groove, the second anti-slip groove, the third anti-slip groove and the fourth anti-slip groove are all arc-shaped structures.

Preferably, the thickness ratio of the asbestos fiber filling layer to the modified polyester paint layer to the polyester imide paint layer to the polyamide imide paint layer is 1: 3: 2: 4

The utility model discloses the beneficial effect who reaches is: the utility model has compact structure, convenient use and practical function, the asbestos fiber filling layer is arranged outside the conductor of the utility model, the polyurethane insulating paint layer, the polyimide film and the polytetrafluoroethylene film are arranged inside the metal wire core, and the good insulating moisture-proof and water-proof functions can be achieved, and the outer surface of the metal wire core is sequentially coated with the modified polyester paint layer, the polyester imide paint layer, the polyamide imide paint layer and the nylon paint layer, and the thickness of each paint layer is specifically limited according to the performance of different paint layers, so that the structural performance of the cable is uniform and stable, and the cable has better high temperature resistance, the arc-shaped anti-skid grooves are arranged on the outer surfaces of the metal wire core, the modified polyester paint layer, the polyester imide paint layer and the polyamide imide paint layer, the paint layers are correspondingly filled in the corresponding anti-skid grooves, and the friction coefficients between the adjacent paint layers and the paint layers, the adhesion of the paint film is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic structural diagram of the metal wire core of the present invention.

In the figure, 1, a metal wire core; 2. an asbestos fiber filled layer; 3. a first anti-slip groove; 4. modifying a polyester paint layer; 5. a second anti-slip groove; 6. a polyester imide paint layer; 7. a third prevention chute; 8. a polyamide-imide paint layer; 9. a fourth anti-skid slot; 10. a nylon paint layer; 11. a conductor; 12. a polyurethane insulating paint layer; 13. a polyimide film; 14. a polytetrafluoroethylene film.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-3, a high-strength waterproof composite cable comprises a metal wire core 1, an asbestos fiber filling layer 2 and a first anti-slip groove 3, wherein the asbestos fiber filling layer 2 is fixedly installed outside the metal wire core 1, a plurality of particles are filled inside the asbestos fiber filling layer 2, the surfaces of the particles are rough, and gaps are formed inside the particles, so that the structural performance of the cable is uniform and stable, and the cable has better high-temperature resistance, the first anti-slip groove 3 is chiseled on the peripheral surface of the asbestos fiber filling layer 2, a modified polyester paint layer 4 is fixedly installed outside the first anti-slip groove 3, a second anti-slip groove 5 is chiseled on the peripheral surface of the modified polyester paint layer 4, a polyester imide paint layer 6 is fixedly installed outside the second anti-slip groove 5, a third anti-slip groove 7 is chiseled on the peripheral surface of the polyester imide paint layer 6, and a polyamide imide paint layer 8 is fixedly installed outside the third, the peripheral surface of the polyamide-imide paint layer 8 is chiseled with a fourth anti-sliding groove 9, the external fixed mounting of the fourth anti-sliding groove 9 is provided with a nylon paint layer 10, the first anti-sliding groove 3, the second anti-sliding groove 5, the third anti-sliding groove 7 and the fourth anti-sliding groove 9 are distributed in a staggered manner, the friction coefficient between the adjacent paint layers and the paint layers and between the paint layers and the metal wire core 1 is increased, the adhesion property of the paint layer film is improved, the internal fixed mounting of the metal wire core 1 is provided with a conductor 11, the external fixed mounting of the conductor 11 is provided with a polyurethane insulating paint layer 12, the external fixed mounting of the polyurethane insulating paint layer 12 is provided with a polyimide film 13, the external fixed mounting of the polyimide film 13 is provided with a polytetrafluoroethylene film 14, the first anti-sliding groove 3, the second anti-sliding groove 5, the third anti-sliding groove 7 and the fourth anti-sliding groove 9 are, the paint layers cannot be separated, and the stable structure inside the cable is ensured.

Further, asbestos fibre filling layer 2 is inside to be filled with a plurality of granules, and a plurality of granule surfaces are all crude, and a plurality of granule insides all have the space for the structural performance of cable is even stable, has better high temperature resistance.

Furthermore, the first anti-slip groove 3, the second anti-slip groove 5, the third anti-slip groove 7 and the fourth anti-slip groove 9 are distributed in a staggered manner, so that the friction coefficient between the adjacent paint layer and the paint layer and between the paint layer and the metal wire core 1 is increased, and the adhesion performance of the paint film is improved.

Further, the inside fixed mounting of asbestos fiber filling layer 2 has three metal sinle silk 1, and metal sinle silk 1's structural specification is the same, optimizes overall structure.

Furthermore, the metal wire core 1 comprises a conductor 11, a polyurethane insulating paint layer 12, a polyimide film 13 and a polytetrafluoroethylene film 14, and a good insulating and moisture-proof function can be achieved.

Further, first antiskid groove 3, second antiskid groove 5, third prevention spout 7 and fourth prevention spout 9 are the arc structure, and what be connected between lacquer layer and the metal core 1 is inseparabler, can not make to break away from between the lacquer layer, has guaranteed the inside stable in structure of cable.

Further, the thickness ratio of the asbestos fiber filling layer 2, the modified polyester paint layer 4, the polyester imide paint layer 6 and the polyamide imide paint layer 8 is 1: 3: 2: 4, the structure of each layer has stronger binding capacity, good insulation, compression resistance and wear resistance.

Specifically, when using the utility model discloses the time, the utility model discloses 1 surface coating in proper order has modified polyester lacquer layer 4, polyester imide lacquer layer 6, polyamide imide lacquer layer 8 and nylon lacquer layer 10 at the metal core to the performance according to its different lacquer layers has made specific injecing to the thickness on each lacquer layer, makes the structural performance of cable evenly stable, has better high temperature resistance. The outer surfaces of the metal wire core 1, the modified polyester paint layer 4, the polyester imide paint layer 6 and the polyamide imide paint layer 8 are provided with arc-shaped anti-skid grooves, and the paint layers are correspondingly filled in the corresponding anti-skid grooves, so that the friction coefficients between the adjacent paint layers and the paint layers and between the paint layers and the metal wire core 1 are increased, and the adhesion performance of a paint layer film is improved; simultaneously, because lacquer layer and metal core 1 receive high temperature can produce corresponding thermal expansion phenomenon, through setting up anti-skidding groove, can alleviate the stress that produces by thermal expansion in inside, it is inseparabler to make to be connected between lacquer layer and the metal core 1, can not make and take place to break away from between the lacquer layer, the inside stable in structure of cable has been guaranteed, it has good high temperature resistance to make it have, it has good performance to have guaranteed that the cable has, and 11 externally mounted of conductor has 2 asbestos fiber filling layers and 1 internally mounted of metal core has polyurethane insulating lacquer layer 12, polyimide film 13 and polytetrafluoroethylene film 14 simultaneously, can reach good insulating dampproofing function.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a waterproof composite cable of high strength, includes metal core (1), asbestos fiber filling layer (2) and first antiskid groove (3), its characterized in that: the outside fixed mounting of metal sinle silk (1) has asbestos fiber filling layer (2), the surface is opened and chisels all around of asbestos fiber filling layer (2) has first antiskid groove (3), the outside fixed mounting of first antiskid groove (3) has modified polyester paint layer (4), the surface is opened and chisels all around of modified polyester paint layer (4) has second antiskid groove (5), the outside fixed mounting of second antiskid groove (5) has polyester imide paint layer (6), the surface is opened and chisels all around of polyester imide paint layer (6) has third spout (7), the outside fixed mounting of third spout (7) has polyamide imide paint layer (8), the surface is opened and chisels all around of polyamide imide paint layer (8) has fourth spout (9), fourth spout (9) outside fixed mounting has nylon paint layer (10), the inside fixed mounting of metal sinle silk (1) has conductor (11), the outer fixed mounting of conductor (11) has polyurethane insulating paint layer (12), the outer fixed mounting of polyurethane insulating paint layer (12) has polyimide film (13), the outer fixed mounting of polyimide film (13) has polytetrafluoroethylene film (14).

2. The high-strength waterproof composite cable according to claim 1, wherein the asbestos fiber-filled layer (2) is filled with a plurality of particles, the surface of the plurality of particles is rough, and the plurality of particles have voids inside.

3. The high-strength waterproof composite cable according to claim 1, wherein the first anti-slip groove (3), the second anti-slip groove (5), the third anti-slip groove (7) and the fourth anti-slip groove (9) are distributed in a staggered manner.

4. The high-strength waterproof composite cable according to claim 1, wherein three metal wire cores (1) are fixedly installed inside the asbestos fiber filling layer (2), and the structural specifications of the metal wire cores (1) are the same.

5. A high strength waterproof composite cable according to claim 1, wherein said metal core (1) comprises a conductor (11) and a polyurethane insulating varnish layer (12), a polyimide film (13) and a polytetrafluoroethylene film (14).

6. The high-strength waterproof composite cable according to claim 1, wherein the first anti-slip groove (3), the second anti-slip groove (5), the third anti-slip groove (7) and the fourth anti-slip groove (9) are all arc structures.

7. A high-strength waterproof composite cable according to claim 1, wherein the thickness ratio of the asbestos fiber-filled layer (2), the modified polyester paint layer (4), the polyester imide paint layer (6) and the polyamide imide paint layer (8) is 1: 3: 2: 4.