CN211628736U

CN211628736U - Cold-resistant computer signal cable

Info

Publication number: CN211628736U
Application number: CN202020705883.7U
Authority: CN
Inventors: 石学军
Original assignee: Anhui Honghai Cable Co ltd
Current assignee: Anhui Honghai Cable Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-10-02
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to the technical field of electric wires and cables, a cold-resistant computer signal cable is provided, which comprises an outer cover protective layer, a cold-proof layer, a shielding layer, a wrapping layer and a cable, wherein an inner core of the cable is positioned at the central position of the cable, the outer surface of the inner core of the cable is wrapped with the wrapping layer, the outer side of the wrapping layer is wrapped with the shielding layer, the cold-proof layer is positioned between the outer cover protective layer and the shielding layer, a plurality of rock wool bodies and alloy bodies are axially arranged in the cold-proof layer, and the rock wool bodies and the alloy bodies are; the inside of cable inner core sets up a plurality of cable cores, per two cable cores and all be equipped with a radiator head around between the covering, the outside of radiator head with laminate around the inboard of covering, the outside of two cable cores of its both sides inboard laminating, and the cable core is in groups by a plurality of conductors and the transposition of metal heat conduction core.

Description

Cold-resistant computer signal cable

Technical Field

The utility model relates to a wire and cable technical field indicates a cold-resistant computer signal cable especially.

Background

Wire and cable are wire products used for transmitting electric (magnetic) energy, information and realizing electromagnetic energy conversion. With the rapid development of economy, electric wires and cables are widely applied in various industries and fields.

In high latitude areas, due to the influence of geographical environmental factors, the cable type selection of the cable inevitably requires the adoption of a low-temperature-resistant cable, and the existing cable has poor cold resistance, so that when the cable is used in the high latitude areas, the bending property of the cable is reduced in cold winter, the cable is easy to break, cracks are easy to appear on the surface, the normal use requirement of a user is influenced, and safety accidents are easy to cause.

Therefore, the utility model provides a cold-resistant computer signal cable to solve the problem that above-mentioned exists.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's shortcoming, provide a cold-resistant computer signal cable.

In order to solve the technical problem, the utility model provides a following technical scheme: a cold-resistant computer signal cable comprises an outer cover protective layer, a cold-proof layer, a shielding layer, a wrapping layer and a cable, wherein an inner core of the cable is positioned in the center of the cable, the outer surface of the inner core of the cable is coated with the wrapping layer, the outer side of the wrapping layer is coated with the shielding layer, the cold-proof layer is positioned between the outer cover protective layer and the shielding layer, a plurality of rock wool bodies and alloy bodies are axially arranged in the cold-proof layer, and the rock wool bodies and the alloy bodies are distributed in a staggered mode; the inside of cable inner core sets up a plurality of cable cores, per two cable cores and all be equipped with a radiator head around between the covering, the outside of radiator head with laminate around the inboard of covering, the outside of two cable cores of its both sides inboard laminating, and the cable core is in groups by a plurality of conductors and the transposition of metal heat conduction core.

As an optimal technical scheme, the radiating head includes inside lining veneer, heat conduction intermediate layer and outer lining veneer from inside to outside in proper order, inside lining veneer and cable core laminating, inside lining veneer are through laminating around covering and shielding layer, pack expanded graphite in the heat conduction intermediate layer.

As an optimized technical scheme of the utility model, the shielding layer is the aluminium foil shielding layer.

As an optimized technical proposal of the utility model, the coat protective layer is made of cold-resistant polyvinyl chloride material.

As an optimal technical scheme of the utility model, for the polyester area around the covering, wind the package.

As an optimized technical scheme, the alloy body is "X" shape structure, and the rock wool body is cylindrical structure, the rock wool body inlays to establish the parcel at two relative one side cavity centers of alloy body.

The utility model discloses the beneficial effect who reaches is:

1. the cold-resistant computer signal cable provided by the utility model has the advantages that the cold resistance of the whole cable can be effectively improved by using the outer sheath protective layer made of cold-resistant polyvinyl chloride material, so that the cable is not easy to crack and brittle fracture, and the cold resistance effect is greatly improved;

2. the utility model provides a cold-resistant computer signal cable, through the metal heat conduction core that sets up, the radiating head, the aluminium foil shielding layer and the alloy body, at the in-process of cable operation, the cable conductor produces the heat, loop through metal heat conduction core, the radiating head, aluminium foil shielding layer and the conduction of the alloy body to the overcoat protective layer, make the temperature of cable overcoat protective layer consequently and rise, thereby reach the purpose of avoiding the fracture of cable, effectively improve the holistic cold resistance of cable, increase the life of cable.

3. The utility model provides a cold-resistant computer signal cable, through pack expanded graphite in the heat conduction intermediate layer, be favorable to improving the flame retardant property of cable.

The present invention will be described in more detail with reference to the accompanying drawings and examples.

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 view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the cold-proof layer of the present invention;

reference numbers in the figures: 1. coating a protective layer; 2. a cold-proof layer; 21. a rock wool body; 22. an alloy body; 3. a shielding layer; 4. wrapping a covering; 5. an inner core of the cable; 6. a cable core; 7. a heat dissipating head; 8. a conductor; 9. a metal heat conducting core.

Detailed Description

The terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like in the specification indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): as shown in fig. 1-2, the utility model provides a cold-resistant computer signal cable, including overcoat protective layer 1, winter protection layer 2, shielding layer 3, around covering 4 and cable inner core 5, its characterized in that, cable inner core 5 is located the central point of cable conductor and puts, and the surface cladding of cable inner core 5 has around covering 4, and the shielding layer 3 has been wrapped up around the outside of covering 4, and winter protection layer 2 is located between overcoat protective layer 1 and shielding layer 3, and the axial is equipped with a plurality of rock wool bodies 21 and alloy body 22 in winter protection layer 2, and rock wool body 21 and alloy body 22 are crisscross to be distributed, and rock wool body 21 has heat retaining effect, and alloy body 22's heat conduction effect is good; the cable core 5 is internally provided with a plurality of cable cores 6, a heat dissipation head 7 is arranged between each two cable cores 6 and the wrapping layer 4, the outer sides of the heat dissipation heads 7 are attached to the inner side of the wrapping layer 4, the inner sides of the two sides of the heat dissipation heads are attached to the outer sides of the two cable cores 6, and the cable cores 6 are formed by twisting a plurality of conductors 8 and metal heat conduction cores 9 into a group; in the process of cable operation, cable conductor 8 produces the heat, and this heat can loop through metal heat conduction core 9, radiating head 7, aluminium foil shielding layer and alloy body 22 conduction to overcoat protective layer 1 on for the temperature of cable overcoat protective layer 1 consequently risees, thereby reaches the purpose of avoiding the fracture of cable, effectively improves the holistic cold-resistant performance of cable, increases the life of cable.

Further, the heat dissipation head 7 includes inside lining wainscot, heat conduction intermediate layer and outer lining wainscot from inside to outside in proper order, inside lining wainscot and the laminating of cable core 6, inside lining wainscot are through lapping around covering 4 and shielding layer 3 laminating, and the intussuseption of heat conduction intermediate layer packs expanded graphite, and expanded graphite not only possesses good heat conductivity, still possesses good fire behaviour to when playing the efficiency of heat conduction, can also improve the fire resistance of cable.

Furthermore, the shielding layer 3 is an aluminum foil shielding layer, and has a heat conduction effect while playing a shielding role.

Furthermore, the outer protective layer 1 is made of cold-resistant polyvinyl chloride material and has high cold resistance.

Further, the wrapping layer 4 is polyester tape wrapping.

Furthermore, the alloy body 22 is of an X-shaped structure, the contact surface with the shielding layer 3 and the outer protective layer 1 is large, and the heat conduction effect is good; the rock wool body 21 is of a cylindrical structure, and the rock wool body 21 is embedded and wrapped in the center of a cavity at one side opposite to the two alloy bodies 22 to play a role in heat preservation.

Specifically, the method comprises the following steps:

the cable provided by the utility model can effectively improve the whole cold resistance of the cable by using the outer protective layer 1 made of the cold-resistant polyvinyl chloride material, so that the cable is not easy to crack and brittle fracture, and the cold resistance effect is greatly improved;

and in the cable operation process, the cable conductor 8 generates heat which can be conducted to the outer protective layer 1 sequentially through the metal heat conducting core 9, the heat radiating head 7, the aluminum foil shielding layer and the alloy body 22, so that the temperature of the outer protective layer 1 of the cable is increased, the purpose of avoiding the cracking of the cable is achieved, the overall cold resistance of the cable is effectively improved, and the service life of the cable is prolonged.

The above embodiments are merely to describe the preferred embodiments of the present invention, and are not to limit the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.

Claims

1. A cold-resistant computer signal cable comprises an outer cover protective layer (1), a cold-proof layer (2), a shielding layer (3), a winding layer (4) and a cable inner core (5), and is characterized in that the cable inner core (5) is located at the center of the cable, the outer surface of the cable inner core (5) is coated with the winding layer (4), the outer side of the winding layer (4) is coated with the shielding layer (3), the cold-proof layer (2) is located between the outer cover protective layer (1) and the shielding layer (3), a plurality of rock wool bodies (21) and alloy bodies (22) are axially arranged in the cold-proof layer (2), and the rock wool bodies (21) and the alloy bodies (22) are distributed in a staggered mode; the inside of cable inner core (5) sets up a plurality of cable cores (6), every two cable cores (6) and all be equipped with a radiator head (7) around between covering (4), the outside of radiator head (7) with around the inboard laminating of covering (4), the outside of two cable cores (6) of its both sides inboard laminating, and cable core (6) are twisted by a plurality of conductors (8) and metal heat conduction core (9) and are in groups.

2. The cold-resistant computer signal cable of claim 1, wherein the heat dissipation head (7) comprises a lining veneer, a heat-conducting interlayer and an outer lining veneer from inside to outside in sequence, the lining veneer is attached to the cable core (6), the lining veneer is attached to the shielding layer (3) through the wrapping layer (4), and the heat-conducting interlayer is filled with expanded graphite.

3. The cold-resistant computer signal cable of claim 1, wherein the shielding layer (3) is an aluminum foil shielding layer.

4. The cold-resistant computer signal cable as claimed in claim 1, wherein the outer sheath protective layer (1) is made of cold-resistant polyvinyl chloride material.

5. The cold-resistant computer signal cable of claim 1, wherein the wrapping layer (4) is polyester tape wrapping.

6. The cold-resistant computer signal cable as claimed in claim 1, wherein the alloy bodies (22) are of an X-shaped structure, the rock wool body (21) is of a cylindrical structure, and the rock wool body (21) is embedded and wrapped in the centers of cavities on the opposite sides of the two alloy bodies (22).