CN212136026U

CN212136026U - Novel communication cable resistant to high and low temperatures

Info

Publication number: CN212136026U
Application number: CN202020817163.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Harbin Yuelong Wire And Cable Co ltd
Priority date: 2020-05-17
Filing date: 2020-05-17
Publication date: 2020-12-11
Anticipated expiration: 2030-05-17

Abstract

The utility model discloses a novel communication cable of resistant high low temperature, including the cable body, the internal surface coating of cable body has the insulating layer, and the internal surface of insulating layer inlays and installs the foam insulation layer, the internal fixed surface of foam insulation layer installs moulding cover body, and the internal fixed surface of moulding cover body installs the rubber pad, spacing hole has been seted up with the inside of rubber pad, and the inboard of rubber pad installs the connecting rod, be connected through the elastic component between connecting rod and the connecting rod, and the inboard of elastic component installs the line body, the surface paste of the line body is connected with the mica sheet, and the surface of mica sheet evenly scribbles the protective layer, the internally mounted of the line body has the insulating layer, and the inboard fixed mounting of insulating layer has the core, the inside cross connection of core has the copper. This novel communication cable of high temperature resistant low temperature not only is high temperature resistant low temperature resistant, and fire behavior is better moreover.

Description

Novel communication cable resistant to high and low temperatures

Technical Field

The utility model relates to a communication cable technical field specifically is a novel communication cable of nai high low temperature.

Background

The cable is a general name of articles such as an optical cable and an electric cable, mainly plays a role in controlling installation, connecting equipment and transmitting power, is an indispensable object in daily life, and needs to be particularly cautious when being installed because the electric cable is electrified.

The novel communication cable commonly used at present is not high-temperature resistant and low-temperature resistant, and has poor fireproof performance, so that a novel communication cable resistant to high and low temperatures is provided so as to solve the problems provided in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel communication cable of resistant high low temperature to solve the novel communication cable that present commonly used that above-mentioned background art provided, not only can not resist high temperature resistant low temperature, the relatively poor problem of fire behavior moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel communication cable of resistant high low temperature, includes the cable body, the internal surface coating of cable body has the insulating layer, and the internal surface of insulating layer inlays and installs the foam insulation layer, the internal fixed surface of foam insulation layer installs moulding cover body, and the internal fixed surface of moulding cover body installs the rubber pad, spacing hole has been seted up with the inside of rubber pad, and the inboard of rubber pad installs the connecting rod, be connected through the elastic component between connecting rod and the connecting rod, and the inboard of elastic component installs the line body, the surface paste of the line body is connected with the mica sheet, and the surface of mica sheet evenly scribbles the protective layer, the internally mounted of the line body has the insulating layer, and the inboard fixed mounting of insulating layer has the core, the inside cross connection.

Preferably, the thickness of the heat insulation layer is smaller than that of the foam heat insulation layer, and the thickness of the foam heat insulation layer is smaller than that of the shaping sleeve body.

Preferably, the inner surface of the rubber pad is of an arc-shaped structure, and the inner surface of the rubber pad is connected end to form a quadrilateral structure.

Preferably, the limiting holes are distributed in the cable body at equal angles, and the limiting holes are olive-shaped.

Preferably, the connection mode between the connecting rod monomers is hinged, and the connecting rod is tightly attached to the inner surface of the rubber pad.

Preferably, the integral structure formed between the wire body single bodies is in a quincunx shape, and the central line of the integral structure is superposed with the central line of the cable body.

Compared with the prior art, the beneficial effects of the utility model are that: the novel communication cable resistant to high and low temperatures not only resists high and low temperatures, but also has good fireproof performance;

1. the heat insulation layer is fixedly arranged on the inner surface of the cable body, so that the influence of external high temperature on the wire body in the heat insulation layer can be prevented, the temperature of the wire body in the heat insulation layer is prevented from rising along with the external temperature, and the foam heat insulation layer can protect the wire body, the core body and the copper wire on the inner side and prevent the influence of low temperature;

2. when the core body is extruded, the connecting rod and the rubber pad are deformed to offset the force between the connecting rod and the rubber pad, the core body can be protected through the connecting rod, external pressure is effectively resisted, and the core body can be effectively protected;

3. the outside fixed mounting of core has the mica sheet, and the effectual core that has protected of mica sheet can effectual protection core not short circuit in the short time not break circuit when taking place the conflagration, has improved the fire behavior of core.

Drawings

FIG. 1 is a front sectional structure of the present invention;

FIG. 2 is a schematic view of the front view structure of the connection between the mica sheet and the protective layer;

FIG. 3 is a schematic view of the internal structure of the rubber pad of the present invention;

fig. 4 is the schematic diagram of the internal structure of the core body of the present invention.

In the figure: 1. a cable body; 2. a thermal insulation layer; 3. a foam insulation layer; 4. shaping the sleeve body; 5. a rubber pad; 6. a limiting hole; 7. a connecting rod; 8. an elastic member; 9. a wire body; 10. mica sheets; 11. a protective layer; 12. an insulating layer; 13. a core body; 14. and (3) copper wires.

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 novel communication cable resistant to high and low temperature comprises a cable body 1, a heat insulation layer 2, a foam heat insulation layer 3, a shaping sleeve body 4, a rubber pad 5, a limiting hole 6, a connecting rod 7, an elastic piece 8, a wire body 9, a mica sheet 10, a protection layer 11, an insulation layer 12, a core body 13 and copper wires 14, wherein the inner surface of the cable body 1 is coated with the heat insulation layer 2, the foam heat insulation layer 3 is embedded and installed on the inner surface of the heat insulation layer 2, the thickness of the heat insulation layer 2 is smaller than that of the foam heat insulation layer 3, the thickness of the foam heat insulation layer 3 is smaller than that of the shaping sleeve body 4, the heat insulation layer 2 improves the high-temperature resistance of the cable, the shaping sleeve body 4 is fixedly installed on the inner surface of the shaping sleeve body 4, the rubber pad 5 is fixedly installed on the inner surface of the shaping sleeve, spacing hole 6 has been seted up to the inside of rubber pad 5, and connecting rod 7 is installed to the inboard of rubber pad 5, spacing hole 6 is angular distribution such as the inside of cable body 1, and the shape of spacing hole 6 is olive shape, easily make rubber pad 5 take place deformation, be connected through elastic component 8 between connecting rod 7 and the connecting rod 7, and the inboard of elastic component 8 installs line body 9, the surface paste of line body 9 is connected with mica sheet 10, and the surface of mica sheet 10 evenly coats protective layer 11, the internally mounted of line body 9 has insulating layer 12, and the inboard fixed mounting of insulating layer 12 has core 13, the inside cross connection of core 13 has copper wire 14.

As shown in fig. 3, the connection mode between the single connecting rods 7 is hinged, and the connecting rods 7 are tightly attached to the inner surface of the rubber pad 5, the single connecting rods 7 can support the core body 13.

As shown in fig. 4, the overall structure formed by the single wire bodies 9 is in a quincunx shape, and the center line of the overall structure is overlapped with the center line of the cable body 1, so that the durability of the cable is enhanced.

The working principle is as follows: when the novel communication cable resistant to high and low temperature is used, the mica sheets 10 are fixedly installed on the outer sides of the cores 13 twisted together in a winding manner, the cores 13 are effectively protected by the mica sheets 10, the cores 13 can be effectively protected from short circuit and disconnection in a short time when a fire disaster happens, the mica sheets 10 have the effect of fire resistance and insulation, so that the cable can continuously run in a period of time after firing, the fireproof performance of the cores 13 is improved, the connection mode between the monomers of the connecting rods 7 is hinged, the connecting rods 7 are tightly attached to the inner surface of the rubber pad 5, when the cores 13 are extruded, the connecting rods 7 are displaced, the rubber pads 5 are extruded, the rubber pads 5 react with a force to the connecting rods 7, the forces of the connecting rods and the connecting rods are mutually offset, the cores 13 can be protected through the connecting rods 7, the novel communication cable resistant to high and low temperature is firm in structure, the impact resistance is strong, and the core body 13 can be effectively protected;

insulating layer 2 is sneaked into glue after being mixed by rock wool powder and mica powder and forms, can prevent that external high temperature from producing the influence to the inside line body 9 of insulating layer 2, prevents that the inside line body 9 of insulating layer 2 from rising temperature along with external temperature, and foam insulation layer 3 can play the guard action to inboard line body 9, core 13 and copper wire 14, prevents to receive microthermal influence, and this is exactly this novel communication cable's of resistant high low temperature whole course.

Those not described in detail in this specification are within the skill of the art. The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a novel communication cable of resistant high low temperature, includes cable body (1), its characterized in that: the cable comprises a cable body (1), wherein a heat insulation layer (2) is coated on the inner surface of the cable body (1), a foam heat insulation layer (3) is embedded and installed on the inner surface of the heat insulation layer (2), a shaping sleeve body (4) is fixedly installed on the inner surface of the foam heat insulation layer (3), a rubber pad (5) is fixedly installed on the inner surface of the shaping sleeve body (4), a limiting hole (6) is formed in the rubber pad (5), a connecting rod (7) is installed on the inner side of the rubber pad (5), the connecting rod (7) is connected with the connecting rod (7) through an elastic piece (8), a cable body (9) is installed on the inner side of the elastic piece (8), a mica sheet (10) is connected to the outer surface of the cable body (9) in a sticking mode, a protective layer (11) is uniformly coated on the outer surface of the mica sheet (10), an insulation layer, copper wires (14) are connected in a cross mode inside the core body (13).

2. The novel communication cable of claim 1, characterized in that: the thickness of the heat insulation layer (2) is smaller than that of the foam heat insulation layer (3), and the thickness of the foam heat insulation layer (3) is smaller than that of the shaping sleeve body (4).

3. The novel communication cable of claim 1, characterized in that: the inner surface of the rubber pad (5) is of an arc-shaped structure, and the inner surfaces of the rubber pads (5) are connected end to form a quadrilateral structure.

4. The novel communication cable of claim 1, characterized in that: the limiting holes (6) are distributed in the cable body (1) at equal angles, and the limiting holes (6) are olive-shaped.

5. The novel communication cable of claim 1, characterized in that: the connecting mode between the connecting rod (7) monomers is hinged, and the connecting rod (7) is tightly attached to the inner surface of the rubber pad (5).

6. The novel communication cable of claim 1, characterized in that: the integral structure formed among the single wire bodies (9) is in a quincunx shape, and the center line of the integral structure is superposed with the center line of the cable body (1).