CN215680220U

CN215680220U - Copper sheath fireproof cable

Info

Publication number: CN215680220U
Application number: CN202121893121.5U
Authority: CN
Inventors: 杨晓庆
Original assignee: Dongguan Fuchuan Precision Industry Co ltd
Current assignee: Dongguan Fuchuan Precision Industry Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-01-28
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a copper sheath fireproof cable which comprises a copper sheath body, wherein an anti-abrasion layer is arranged on the outer side of the copper sheath body, a heat conduction structure is arranged on the inner side of the copper sheath body, the heat conduction structure comprises a low-hardness heat conduction silica gel sleeve and a low-hardness heat conduction silica gel column, the low-hardness heat conduction silica gel sleeve is connected with the inner side of the copper sheath body, the low-hardness heat conduction silica gel column is installed on the outer side of the low-hardness heat conduction silica gel sleeve, an outer protection layer is arranged on the outer side of the anti-abrasion layer, and a copper conductor structure is arranged on the inner side of the heat conduction structure. This copper sheath fire prevention cable reaches fine radiating effect, has avoided the intraformational electrically conductive core main part of interior protection to be in the state of high temperature for a long time, has improved the life of this cable, because the self characteristic of low rigidity heat conduction silica gel cover and low rigidity heat conduction silica gel column for this copper sheath fire prevention cable has effects such as shock attenuation, insulation, sound absorption, provides better protection for the intraformational electrically conductive core main part of interior protection.

Description

Copper sheath fireproof cable

Technical Field

The utility model relates to the technical field of cables, in particular to a copper sheath fireproof cable.

Background

Cable is a generic term for optical cables, electrical cables, and the like. The cable has many purposes, is mainly used for controlling installation, connecting equipment, transmitting power and other multiple functions, and is a common and indispensable object in daily life. The cable is electrified, so that the installation needs to be particularly careful, the cable is mainly formed by twisting PVC plastic particles into cables through processing sheath insulation and copper wires of various specifications, the cable is a general name of articles such as optical cables and cables, the purposes of the cable are multiple, the cable is mainly used for controlling multiple functions such as installation, connecting equipment and power transmission and is a common and indispensable object in daily life, the cable is electrified, so that the installation needs to be particularly careful, a production mode of continuous superposition and combination of large length is adopted, any link and instant problem in the production process occur, the fireproof performance of the cable is very low, and short circuit is easy to generate.

The utility model provides a fireproof cable (CN202020565842.2) with copper sheath includes electrically conductive core main part and inner protective layer, the fixed surface of inner protective layer bonds there is the copper sheath layer, the fixed surface of copper sheath layer bonds there is the outer protective layer, the fixed surface cover of electrically conductive core main part is equipped with electrically conductive core protective sheath, the inside packing of inner protective layer has fire prevention shutoff block, the inside fixedly connected with of fire prevention shutoff block prevents disconnected core. But copper sheath fire prevention cable can produce the heat in the use, because the outside of cable is equipped with various lag to reach effects such as fire prevention, lead to copper sheath fire prevention cable's radiating effect not good, make the cable be in the high temperature state for a long time, influence the life of cable.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a copper-sheathed fireproof cable, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a copper sheathing fire prevention cable, includes the copper sheathing body, the outside of copper sheathing body is equipped with the abrasionproof and decreases the layer, the inboard of copper sheathing body is equipped with heat conduction structure, heat conduction structure includes low rigidity heat conduction silica gel cover and low rigidity heat conduction silica gel column, low rigidity heat conduction silica gel cover is connected with the inboard of copper sheathing body, low rigidity heat conduction silica gel column is installed in the outside of low rigidity heat conduction silica gel cover, the outside on abrasionproof decreases the layer is equipped with the outer protective layer, the inboard of heat conduction structure is equipped with copper conductor structure.

Optionally, the outer protection layer includes a heat insulation sleeve and heat dissipation holes, the inner side of the heat insulation sleeve is movably connected with the outer side of the anti-abrasion layer, and the heat dissipation holes are formed in the heat insulation sleeve.

Optionally, the centers of the heat dissipation holes and the center of the low-hardness heat-conducting silica gel column are on the same straight line, and the diameter of the heat insulation sleeve is equal to that of the low-hardness heat-conducting silica gel column.

Optionally, the copper conductor structure includes an inner protective layer, the inner side of the low-hardness heat-conducting silica gel sleeve is connected with the inner protective layer, a fireproof blocking block is filled in an inner cavity of the inner protective layer, a conductive core protective sleeve is arranged inside the fireproof blocking block, and a conductive core main body is arranged in an inner cavity of the conductive core protective sleeve.

Optionally, the inner protection layer is provided with a cross-shaped separation layer, the inner cavity of the inner protection layer is respectively provided with four spaces, and each space is internally provided with a fireproof blocking block, a conductive core protective sleeve and a conductive core main body.

Optionally, the low-hardness heat-conducting silica gel column sequentially passes through the copper sheath body and the anti-abrasion layer, and the outer side of the low-hardness heat-conducting silica gel column is flush with the outer side of the anti-abrasion layer.

Compared with the prior art, the utility model has the beneficial effects that:

1. the copper sheath fireproof cable is characterized in that a low-hardness heat-conducting silica gel sleeve is arranged on the outer side of a copper conductor structure, a low-hardness heat-conducting silica gel column is arranged on the low-hardness heat-conducting silica gel sleeve, because the low-hardness heat-conducting silica gel column sequentially penetrates through the copper sheath body and the anti-abrasion layer to be contacted with the outside, the heat generated when the copper conductor structure is used is conveniently conducted to the low-hardness heat-conducting silica gel sleeve and is exhausted to the air through the low-hardness heat-conducting silica gel sleeve and the low-hardness heat-conducting silica gel column, so as to achieve good heat dissipation effect, avoid the damage of the conductive core main body caused by the long-time high temperature state of the conductive core main body in the inner protective layer, prolong the service life of the cable, due to the self characteristics of the low-hardness heat-conducting silica gel sleeve and the low-hardness heat-conducting silica gel column, the copper sheath fireproof cable has the effects of shock absorption, insulation, sound absorption and the like, and provides better protection for the conductive core main body in the inner protection layer.

2. This copper sheath fire prevention cable, outside through the abrasionproof decreases the layer is equipped with radiation shield and louvre, when external temperature is higher, rotatory radiation shield, make separation between radiation shield and the low rigidity heat conduction silica gel column, utilize the radiation shield to seal low rigidity heat conduction silica gel column, avoided external temperature to pass through in low rigidity heat conduction silica gel column and the low rigidity heat conduction silica gel sleeve conduction core main part, effectually isolated between with external temperature and the core main part of leading electrical activity, avoided external temperature to influence this internal temperature of copper sheath, protect the part in the radiation shield.

Drawings

FIG. 1 is a schematic view of the overall structure of a copper-sheathed fireproof cable according to the present invention;

FIG. 2 is an enlarged view of the copper sheath fireproof cable at the position A;

FIG. 3 is an overall cross-sectional view of a copper-sheathed fire-resistant cable of the present invention;

fig. 4 is a schematic structural view of a low-hardness heat-conducting silica gel column of a copper-sheathed fireproof cable according to the utility model.

In the figure: 1. a copper sheath body; 2. an anti-wear layer; 3. a heat conducting structure; 31. a low-hardness heat-conducting silica gel sleeve; 32. a low hardness thermally conductive silica gel column; 4. an outer protective layer; 41. a heat insulating sleeve; 42. heat dissipation holes; 5. a copper conductor structure; 51. an inner protective layer; 52. fireproof block bodies; 53. a conductive core protective sheath; 54. a conductive core body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a copper sheath fireproof cable, including a copper sheath body 1, an anti-wear layer 2 is disposed on an outer side of the copper sheath body 1, a heat conducting structure 3 is disposed on an inner side of the copper sheath body 1, the heat conducting structure 3 includes a low-hardness heat conducting silica gel sleeve 31 and a low-hardness heat conducting silica gel column 32, the low-hardness heat conducting silica gel sleeve 31 is connected to an inner side of the copper sheath body 1, the low-hardness heat conducting silica gel column 32 is mounted on an outer side of the low-hardness heat conducting silica gel sleeve 31, an outer protective layer 4 is disposed on an outer side of the anti-wear layer 2, a copper conductor structure 5 is disposed on an inner side of the heat conducting structure 3, the low-hardness heat conducting silica gel sleeve 31 is disposed on an outer side of the copper conductor structure 5, and the low-hardness heat conducting silica gel column 32 is disposed on the low-hardness heat conducting silica gel sleeve 31, since the low-hardness heat conducting silica gel column 32 sequentially passes through the copper sheath body 1 and the anti-wear layer 2 to contact with the outside, which facilitates heat conducting silica gel sleeve 31 when the copper conductor structure 5 is used, arrange the air through low rigidity heat conduction silica gel cover 31 and low rigidity heat conduction silica gel post 32, in order to reach fine radiating effect, the state that the electrically conductive core main part 54 in the interior protective layer 51 is in the high temperature for a long time has been avoided, lead to electrically conductive core main part 54 to damage, the life of this cable has been improved, because the self characteristic of low rigidity heat conduction silica gel cover 31 and low rigidity heat conduction silica gel post 32, make this copper sheathing fire prevention cable have the shock attenuation, it is insulating, inhale the sound etc. effect, provide better protection for the electrically conductive core main part 54 in the interior protective layer 51.

Outer protective layer 4 includes radiation shield 41 and louvre 42, the inboard outside swing joint with the abrasionproof decreases layer 2 of radiation shield 41, louvre 42 has been seted up on radiation shield 41, the outside through abrasionproof decreases layer 2 is equipped with radiation shield 41 and louvre 42, when external temperature is higher, rotatory radiation shield 41, make and separate between radiation shield 41 and the low rigidity heat conduction silica gel post 32, utilize radiation shield 41 to seal low rigidity heat conduction silica gel post 32, avoided on external temperature passes through low rigidity heat conduction silica gel post 32 and low rigidity heat conduction silica gel cover 31 conduction electric core main part 54, effectual with isolated between external temperature and the electric core main part 54, avoided external temperature to influence the temperature in the copper sheathing body 1, protect the part in the radiation shield 41.

The centers of the heat dissipation holes 42 and the center of the low-hardness heat-conducting silica gel column 32 are on the same straight line, the diameter of the heat insulation sleeve 41 is equal to that of the low-hardness heat-conducting silica gel column 32, and the centers of the heat dissipation holes 42 and the center of the low-hardness heat-conducting silica gel column 32 are on the same straight line, so that the outer side of the low-hardness heat-conducting silica gel column 32 can be completely exposed outside, and the heat dissipation efficiency is higher.

Copper conductor structure 5 includes inner protective layer 51, and the inboard of low rigidity heat conduction silica gel cover 31 is connected with inner protective layer 51, and inner protective layer 51's inner chamber is filled has fire prevention shutoff block 52, and fire prevention shutoff block 52's inside is equipped with electrically conductive core protective sheath 53, and electrically conductive core protective sheath 53's inner chamber is equipped with electrically conductive core main part 54.

The separate layer that is equipped with cross shape of interior protective layer 51 is four spaces respectively with the inner chamber of interior protective layer 51, and all is equipped with fire prevention shutoff block 52 in every space, leads electrically conductive core protective sheath 53 and leads electrically conductive core main part 54, because the inner chamber of interior protective layer 51 is equipped with cross shape's separate layer, conveniently separates every electrically conductive core main part 54 and protects.

Low rigidity heat conduction silica gel column 32 passes copper sheath body 1 and abrasionproof decreases layer 2 in proper order, and parallel and level between the outside of low rigidity heat conduction silica gel column 32 and the outside of abrasionproof decreases layer 2 has avoided low rigidity heat conduction silica gel column 32 protruding, influences holistic pleasing to the eye.

The working principle is as follows: when the device is used, the heat dissipation holes 42 are communicated with the low-hardness heat-conducting silica gel columns 32 when the external temperature is not very high, when the copper sheath fireproof cable is used, the conductive core main body 54 can generate some heat, the heat is conducted to the low-hardness heat-conducting silica gel sleeve 31, and is conducted to the outside through the low-hardness heat-conducting silica gel sleeve 31 and the low-hardness heat-conducting silica gel column 32, and is contacted with the outside air, so that the heat dissipation effect is achieved, when the external temperature is very high, the heat insulation sleeve 41 is rotated to separate the heat insulation sleeve 41 from the low-hardness heat-conducting silica gel column 32, the low-hardness heat-conducting silica gel column 32 is sealed by the heat insulation sleeve 41, the external temperature is prevented from being conducted to the conductive core main body 54 through the low-hardness heat-conducting silica gel column 32 and the low-hardness heat-conducting silica gel sleeve 31, since the inner cavity of the inner protective layer 51 is provided with a cross-shaped partition layer, each conductive core main body 54 is conveniently separated for protection.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a copper sheath fire prevention cable, includes copper sheath body (1), its characterized in that, the outside of copper sheath body (1) is equipped with abrasionproof decreases layer (2), the inboard of copper sheath body (1) is equipped with heat conduction structure (3), heat conduction structure (3) are including low rigidity heat conduction silica gel cover (31) and low rigidity heat conduction silica gel column (32), low rigidity heat conduction silica gel cover (31) are connected with the inboard of copper sheath body (1), low rigidity heat conduction silica gel column (32) are installed in the outside of low rigidity heat conduction silica gel cover (31), the outside on abrasionproof decreases layer (2) is equipped with outer protective layer (4), the inboard of heat conduction structure (3) is equipped with copper conductor structure (5).

2. The copper sheath fireproof cable of claim 1, wherein the outer protection layer (4) comprises a heat insulation sleeve (41) and heat dissipation holes (42), the inner side of the heat insulation sleeve (41) is movably connected with the outer side of the wear-resistant layer (2), and the heat dissipation holes (42) are formed in the heat insulation sleeve (41).

3. The copper-sheathed fireproof cable according to claim 2, wherein the center of the heat dissipation hole (42) is aligned with the center of the low-hardness thermally-conductive silica gel column (32), and the diameter of the heat insulation sleeve (41) is equal to that of the low-hardness thermally-conductive silica gel column (32).

4. The copper-sheathed fireproof cable according to claim 1, wherein the copper conductor structure (5) comprises an inner protection layer (51), the inner protection layer (51) is connected to the inner side of the low-hardness heat-conducting silica gel sleeve (31), a fireproof blocking block (52) is filled in the inner cavity of the inner protection layer (51), an electric-conducting core protection sleeve (53) is arranged inside the fireproof blocking block (52), and an electric-conducting core main body (54) is arranged in the inner cavity of the electric-conducting core protection sleeve (53).

5. The copper-sheathed fireproof cable according to claim 4, wherein the inner protective layer (51) is provided with a cross-shaped separation layer, the inner cavity of the inner protective layer (51) is respectively formed into four spaces, and each space is provided with a fireproof blocking block body (52), a conductive core protective sleeve (53) and a conductive core main body (54).

6. The copper-sheathed fireproof cable according to claim 5, wherein the low-hardness heat-conducting silica gel column (32) passes through the copper sheath body (1) and the wear-resistant layer (2) in sequence, and the outer side of the low-hardness heat-conducting silica gel column (32) is flush with the outer side of the wear-resistant layer (2).