CN217113913U

CN217113913U - High flame-retardant insulated cable harness

Info

Publication number: CN217113913U
Application number: CN202123066114.0U
Authority: CN
Inventors: 孙文举; 胡敏; 黄迎弟
Original assignee: Shanghai Chengjun Electronic Technology Co ltd
Current assignee: Shanghai Chengjun Electronic Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-08-02
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a high flame retardant insulated cable pencil, including cable core, first connecting plate and second connecting plate, it has thermal-insulated filling layer to fill between the cable core, the insulating layer has been cup jointed on the surface of thermal-insulated filling layer, the electrostatic shielding layer has been cup jointed on the surface of insulating layer, the inoxidizing coating has been cup jointed on the surface of electrostatic shielding layer, the equal fixedly connected with lower fixing ring in surface of first connecting plate and second connecting plate. The utility model discloses a thermal-insulated filling layer improves high temperature resistant, the fire behaviour of cable harness, and the material through the insulating layer is insulating resin composition, and the current shielding that can be effectual will insulate against heat the filling layer is insulating, prevents the electric current damage cable, has prolonged life, through the setting of electrostatic shield layer for wire and cable's shielding property has been strengthened, setting through the inoxidizing coating, feasible good wear-resisting and corrosion resisting properties have, the effectual practicality that strengthens cable harness.

Description

High flame-retardant insulated cable harness

Technical Field

The utility model relates to a relevant technical field of cable harness specifically is a high fire-retardant insulated cable harness.

Background

The cable is called as the artery and the nerve of the national economy, is a basic device indispensable for transmitting electric energy, transmitting information, manufacturing various motors, instruments and realizing electromagnetic energy conversion, is a necessary basic product in the future electrified and information-based society, at present, along with the development of the national social economy, the using amount of the cable is rapidly increased, meanwhile, the requirements on the quality of the cable are continuously improved, some cables can be arranged in the field in actual use, and the potential safety hazard is caused by the fact that the field environment is complex and the cable is easy to damage and leak electricity.

However, the prior device has the following defects in the technology:

1. when the existing cable harness is used, various severe weathers are required, particularly under the condition of hot weather, the cable is easy to cause the damage of electric fire because the cable cannot dissipate heat in time due to overhigh temperature under the condition of long-time work, and therefore, the practicability of the cable harness is reduced;

2. the existing cable harness is easy to separate due to long-time severe environment in the butt joint process, and the use safety performance of the cable harness is further reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high flame retardant insulated cable pencil to solve the above-mentioned problem that does not have high temperature resistant, fire behaviour and be not convenient for to the effect that plays the protection in-process of docking and propose.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a high fire-retardant insulated cable harness, includes cable core, first connecting plate and second connecting plate, it has thermal-insulated filling layer to fill between the cable core, the insulating layer has been cup jointed on the surface of thermal-insulated filling layer, the electrostatic shield layer has been cup jointed on the surface of insulating layer, the inoxidizing coating has been cup jointed on the surface of electrostatic shield layer, the equal fixedly connected with lower fixing ring in surface of first connecting plate and second connecting plate, lower fixing ring's top is rotated through the pivot and is connected with upper fixing ring, upper fixing ring's inner wall through connection has the threaded rod, lower fixing ring's surface set up threaded hole, the inner wall size and the threaded rod looks adaptation of threaded hole.

Furthermore, one side of the second connecting plate is fixedly connected with a threaded cylinder, one side of the first connecting plate is fixedly connected with a T-shaped cylinder, the surface of the T-shaped cylinder is connected with a connecting nut in a sliding mode, and the connecting nut is matched with the surface size of the threaded cylinder.

Furthermore, the heat insulation filling layer is made of a heat-resistant ceramic material structure, and the insulating layer is made of rubber resin.

Furthermore, silver-plated copper wires are arranged inside the electrostatic shielding layer, the silver-plated copper wires are interwoven into a net structure and surround the surface of the electrostatic shielding layer, the protective layer is made of polyurethane, and a waterproof layer is arranged on the surface of the protective layer.

Furthermore, the inner top wall of the upper fixing ring is fixedly connected with a telescopic rod, and one end of the telescopic rod is fixedly connected with an extrusion plate.

Furthermore, the inner top wall of the upper fixing ring is fixedly connected with a supporting spring, and one end of the supporting spring is fixedly connected with the extrusion plate.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

(1) the utility model discloses a thermal-insulated filling layer improves high temperature resistant, the fire behaviour of cable harness, and the material through the insulating layer is insulating resin composition, and the current shielding that can be effectual will insulate against heat the filling layer is insulating, prevents the electric current damage cable, has prolonged life, through the setting of electrostatic shield layer for wire and cable's shielding property has been strengthened, setting through the inoxidizing coating, feasible good wear-resisting and corrosion resisting properties have, the effectual practicality that strengthens cable harness.

(2) The utility model discloses a first connecting plate, second connecting plate, a T shape section of thick bamboo and coupling nut are convenient for can play the effect of connecting sealed protection to the joint when docking between the cable to effectual preventing causes the separation phenomenon under abominable environment for a long time, and then has improved the security performance of cable harness's use.

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 view of the present invention;

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

fig. 3 is a schematic structural view of a first connecting plate and a second connecting plate of the present invention;

fig. 4 is a schematic view of the split structure of the first connecting plate and the second connecting plate of the present invention.

In the figure: 1. a cable core; 2. a first connecting plate; 3. a second connecting plate; 4. a thermally insulating fill layer; 5. an insulating layer; 6. an electrostatic shielding layer; 7. a protective layer; 8. a lower fixing ring; 9. an upper fixing ring; 10. a threaded rod; 11. a threaded hole; 12. a threaded barrel; 13. a T-shaped barrel; 14. a connecting nut; 15. a telescopic rod; 16. a pressing plate; 17. supporting the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high flame-retardant insulation cable harness comprises a cable core 1, a first connecting plate 2 and a second connecting plate 3, wherein a heat insulation filling layer 4 is filled between the cable cores 1, an insulation layer 5 is sleeved on the surface of the heat insulation filling layer 4, an electrostatic shielding layer 6 is sleeved on the surface of the insulation layer 5, a protective layer 7 is sleeved on the surface of the electrostatic shielding layer 6, lower fixing rings 8 are fixedly connected on the surfaces of the first connecting plate 2 and the second connecting plate 3, the top of each lower fixing ring 8 is rotatably connected with an upper fixing ring 9 through a rotating shaft, a threaded rod 10 is connected on the inner wall of each upper fixing ring 9 in a penetrating manner, threaded holes 11 are formed in the surface of each lower fixing ring 8, the inner wall of each threaded hole 11 is matched with the threaded rod 10 in size, the high temperature resistance and flame retardance of the cable harness are improved through the heat insulation filling layer 4, the material passing through the insulation layer 5 is made of insulation resin, and the current of the heat insulation filling layer 4 can be effectively shielded and insulated, prevent that electric current from damaging the cable, prolonged life, through the setting of electrostatic shield 6 for wire and cable's shielding property has been strengthened, setting through inoxidizing coating 7, feasible good wear-resisting and corrosion resisting property have, the effectual practicality that strengthens cable harness.

Specifically, one side fixedly connected with screw thread section of thick bamboo 12 of second connecting plate 3, one side fixedly connected with T shape section of thick bamboo 13 of first connecting plate 2, the surperficial sliding connection of T shape section of thick bamboo 13 has coupling nut 14, coupling nut 14 and the surface size looks adaptation of screw thread section of thick bamboo 12 for be convenient for can play the fixed effect of connecting between first connecting plate 2 and the second connecting plate 3.

Specifically, the heat-insulating filling layer 4 is made of a heat-resistant ceramic material structure, the insulating layer 5 is made of rubber resin, the high-temperature resistance and the flame retardant property of the cable harness are improved through the heat-insulating filling layer 4, the material passing through the insulating layer 5 is made of insulating resin, the heat-insulating filling layer 4 can be effectively shielded and insulated by current, the cable is prevented from being damaged by the current, and the service life is prolonged.

Specifically, the inside of electrostatic shielding layer 6 is equipped with the silvering copper wire, and the silvering copper wire interweaves into network structure and encircles on the surface of electrostatic shielding layer 6, and inoxidizing coating 7 is made for the polyurethane material, and the surface of inoxidizing coating 7 is provided with the waterproof layer, through the setting of electrostatic shielding layer 6 for wire and cable's shielding property has been strengthened, setting through inoxidizing coating 7 makes good wear-resisting and corrosion resisting property have, the effectual practicality that strengthens cable harness.

Specifically, go up the interior roof fixedly connected with telescopic link 15 of solid fixed ring 9, the one end fixedly connected with stripper plate 16 of telescopic link 15 for it is fixed to be convenient for can carry out the centre gripping according to the cable harness of difference.

Specifically, the inner top wall of the upper fixing ring 9 is fixedly connected with a supporting spring 17, and one end of the supporting spring 17 is fixedly connected with the extrusion plate 16, so that the extrusion plate 16 can be supported under the action of the spring force.

The utility model discloses a theory of operation: when the cable is used, the high-temperature resistance and the flame retardance of the cable harness are improved through the heat insulation filling layer 4, the insulating layer 5 is made of insulating resin, the current of the heat insulation filling layer 4 can be effectively shielded and insulated, the current is prevented from damaging the cable, the service life is prolonged, the shielding performance of the wire cable is enhanced through the arrangement of the electrostatic shielding layer 6, the cable harness has good wear resistance and corrosion resistance through the arrangement of the protective layer 7, and the practicability of the cable harness is effectively enhanced; when the cable harness docks, at first with the inner wall that runs through first connecting plate 2 and second connecting plate 3 respectively of two cable harnesses, then through the setting of the solid fixed ring 9 at the solid fixed ring 8 top down, make can connect fixedly to the pencil of cable, rethread threaded rod 10 fixes in screw hole 11, thereby accomplish the connection between solid fixed ring 8 down and the solid fixed ring 9 and fix, at this moment, dock fixedly through between the pencil, when fixed good time, through the coupling nut 14 on T shape section of thick bamboo 13 surface slides, thereby carry out threaded connection with coupling nut 14 and threaded section of thick bamboo 12, be convenient for can play the effect of connecting sealed protection to the joint when docking between the cable, thereby effectually prevent to cause the separation phenomenon under abominable environment for a long time, and then improved the security performance of cable harness's use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A high flame retardant insulated cable harness, characterized in that: including cable core (1), first connecting plate (2) and second connecting plate (3), it has thermal-insulated filling layer (4) to fill between cable core (1), insulating layer (5) have been cup jointed on the surface of thermal-insulated filling layer (4), electrostatic shielding layer (6) have been cup jointed on the surface of insulating layer (5), inoxidizing coating (7) have been cup jointed on the surface of electrostatic shielding layer (6), solid fixed ring (8) down is connected with to the equal fixedly connected with in surface of first connecting plate (2) and second connecting plate (3), the top of solid fixed ring (8) is connected with solid fixed ring (9) down through the pivot rotation, the inner wall through connection of solid fixed ring (9) has threaded rod (10) on, threaded hole (11) have been seted up on the surface of solid fixed ring (8) down, the inner wall size and threaded rod (10) looks adaptation of threaded hole (11).

2. A high flame retardant insulated cable harness as claimed in claim 1 wherein: one side fixedly connected with screw thread section of thick bamboo (12) of second connecting plate (3), one side fixedly connected with T shape section of thick bamboo (13) of first connecting plate (2), the surperficial sliding connection of T shape section of thick bamboo (13) has coupling nut (14), coupling nut (14) and the surperficial size looks adaptation of screw thread section of thick bamboo (12).

3. A high flame retardant insulated cable harness as claimed in claim 1 wherein: the heat insulation filling layer (4) is made of a heat-resistant ceramic material structure, and the insulating layer (5) is made of rubber resin.

4. A high flame retardant insulated cable harness as claimed in claim 1 wherein: the electrostatic shielding layer (6) is internally provided with silver-plated copper wires which are interwoven into a net structure to surround the surface of the electrostatic shielding layer (6), the protective layer (7) is made of polyurethane, and a waterproof layer is arranged on the surface of the protective layer (7).

5. A high flame retardant insulated cable harness as claimed in claim 1 wherein: the inner top wall of the upper fixing ring (9) is fixedly connected with a telescopic rod (15), and one end of the telescopic rod (15) is fixedly connected with an extrusion plate (16).

6. A high flame retardant insulated cable harness as claimed in claim 1 wherein: the inner top wall of the upper fixing ring (9) is fixedly connected with a supporting spring (17), and one end of the supporting spring (17) is fixedly connected with an extrusion plate (16).