CN212624911U

CN212624911U - Fireproof cable with copper sheath

Info

Publication number: CN212624911U
Application number: CN202020565842.2U
Authority: CN
Inventors: 梁骥; 许美娇
Original assignee: Jiangsu Tiandi Cable Co ltd
Current assignee: Jiangsu Tiandi Cable Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2021-02-26
Anticipated expiration: 2030-04-16

Abstract

The utility model belongs to the technical field of the cable, especially, be a fireproof cable with copper sheathing, including conductive core main part and inner protective layer, the fixed surface of inner protective layer bonds and has the copper sheathing layer, the fixed surface of copper sheathing layer bonds and has the outer protective layer, the fixed surface cover of conductive core main part is equipped with conductive core protective sheath, the inside packing of inner protective layer has the fire prevention shutoff block, the inside fixedly connected with of fire prevention shutoff block prevents disconnected core. The utility model discloses a set up first flame retardant coating, second flame retardant coating, fire prevention shutoff block and first mica layer and second mica layer for whole cable has better fire behavior, thereby lets the use of whole cable more safe, has increased the life of cable.

Description

Fireproof cable with copper sheath

Technical Field

The utility model relates to a cable technical field specifically is a fire prevention cable with copper sheath.

Background

The cable is a general name of articles such as optical cables, electric cables and the like, has multiple purposes, is mainly used for controlling multiple functions such as installation, connecting equipment, electric power transmission and the like, is a common and indispensable object in daily life, needs a production mode of being particularly cautious and continuous overlapping combination with large length due to electrification of the cable, and causes a problem in any link and in any moment in the production process.

However, the existing cable has the following problems:

1. the cable has low fireproof performance and is easy to generate short circuit;

2. structural strength, wear resistance are difficult to satisfy the normal production operation of equipment, very easily lead to the fracture of cable core, and serious will lead to the incident.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a fire prevention cable with copper sheath has solved the very low problem that is difficult to satisfy the normal production operation of equipment with structural strength, wear resistance of current cable fire behavior.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire prevention cable with copper sheathing, includes conductive core main part and inner protective layer, the fixed surface of inner protective layer bonds and has the copper sheathing layer, the fixed surface of copper sheathing layer bonds and has the outer protective layer, the fixed surface cover of conductive core main part is equipped with 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.

As a preferred technical scheme of the utility model, the inner protective layer includes first mica layer, the fixed surface on first mica layer bonds and has first insulating layer, the fixed surface on first insulating layer bonds and has first flame retardant coating.

As a preferred technical scheme of the utility model, the outer protective layer includes high temperature resistant layer, the fixed surface on high temperature resistant layer bonds and has the second insulating layer, the fixed surface of second insulating layer bonds and has the wearing layer.

As a preferred technical scheme of the utility model, electrically conductive core protective sheath includes second mica layer, the fixed surface bonding of second mica layer has the second flame retardant coating, the fixed surface bonding of second flame retardant coating has the insulating layer, the fixed surface bonding of insulating layer has the insulation shielding layer.

As an optimal technical scheme of the utility model, first flame retardant coating is made by nanometer clay macromolecular material, and high temperature resistant layer is made by nanometer titanium oxide material, and the wearing layer is made by PE material and silica gel material, and the second flame retardant coating is made by the magnesia material, and the insulating layer is made by nanometer micropore thermal insulation material.

As an optimal technical scheme of the utility model, fire prevention shutoff block is made by the polyurethane material, prevent that disconnected core is made by carbon steel alloy material, first insulating layer and second insulating layer are made by the polytetrafluoroethylene material.

(III) advantageous effects

Compared with the prior art, the utility model provides a fire prevention cable with copper sheath possesses following beneficial effect:

1. this fire prevention cable with copper sheathing through setting up first flame retardant coating, second flame retardant coating, fire prevention shutoff block and first mica layer and second mica layer for whole cable has better fire behavior, thereby lets the use of whole cable more safe, has increased the life of cable.

2. This fire prevention cable with copper sheathing prevents disconnected core through setting up for the tensile of whole cable is prevented absolutely the performance stronger, and the rethread sets up the wearing layer, lets the surface of cable possess better wear resistance, thereby has ensured the normal use of cable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of a structure layer of the battery cell protective sheath of the present invention;

FIG. 3 is a schematic view of the structure layer of the outer protective layer of the present invention;

fig. 4 is a schematic view of the structure of the conductive core protective sheath of the present invention.

In the figure: 1. a conductive core body; 2. an inner protective layer; 201. a first mica layer; 202. a first insulating layer; 203. a first fire resistant layer; 3. a copper jacket layer; 4. an outer protective layer; 401. a high temperature resistant layer; 402. a second insulating layer; 403. a wear layer; 5. a conductive core protective sheath; 501. a second mica layer; 502. a second fire-resistant layer; 503. a thermal insulation layer; 504. an insulating shield layer; 6. fireproof block bodies; 7. prevent disconnected core.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a fire prevention cable with copper sheathing, includes electrically conductive core main part 1 and inner protective layer 2, the fixed surface bonding of inner protective layer 2 has copper sheathing layer 3, and the fixed surface bonding of copper sheathing layer 3 has outer protective layer 4, and the fixed surface mounting of electrically conductive core main part 1 is equipped with electrically conductive core protective sheath 5, and the inside packing of inner protective layer 2 has fire prevention shutoff block 6, and the inside fixedly connected with of fire prevention shutoff block 6 prevents disconnected core 7.

In this embodiment, this cable is established electrically conductive core protective sheath 5 through the surface cover with electrically conductive core main part 1, and the core 7 is prevented absolutely in the inside of filling fire prevention shutoff block 6 of rethread to inner protective layer 2 for the secondary fire behavior and the tensile of whole cable are prevented absolutely the performance and are improved, increase the life of cable.

Specifically, the inner protection layer 2 includes a first mica layer 201, a first insulating layer 202 is fixedly bonded to an outer surface of the first mica layer 201, and a first fireproof layer 203 is fixedly bonded to an outer surface of the first insulating layer 202.

In this embodiment, the inner protection layer 2 is composed of a first mica layer 201, a first insulation layer 202 and a first fireproof layer 203, and the outer protection layer 4 is composed of a high temperature resistant layer 401, a second insulation layer 402 and a wear-resistant layer 403, so that the whole cable also has better high temperature resistance and insulation performance.

Specifically, the outer protective layer 4 includes a high temperature resistant layer 401, a second insulating layer 402 is fixedly bonded to an outer surface of the high temperature resistant layer 401, and a wear-resistant layer 403 is fixedly bonded to an outer surface of the second insulating layer 402.

In this embodiment, the high temperature resistant layer 401, the second insulating layer 402 and the wear-resistant layer 403 constitute the outer protection layer 4, so that the entire outer protection layer 4 has better high temperature resistance, insulation performance and wear resistance.

Specifically, the conductive core protective sleeve 5 includes a second mica layer 501, a second fireproof layer 502 is fixedly bonded to an outer surface of the second mica layer 501, a heat insulation layer 503 is fixedly bonded to an outer surface of the second fireproof layer 502, and an insulation shielding layer 504 is fixedly bonded to an outer surface of the heat insulation layer 503.

In this embodiment, the second mica layer 501 has excellent high temperature resistance and combustion resistance, and the insulating shielding layer 504 better shields external interference, so that the whole cable is safer to use.

Specifically, the first fireproof layer 203 is made of a nano clay high polymer material, the high-temperature resistant layer 401 is made of a nano titanium oxide material, the wear-resistant layer 403 is made of a PE material and a silica gel material, the second fireproof layer 502 is made of a magnesium oxide material, and the heat insulation layer 503 is made of a nano microporous heat insulation material.

In this embodiment, nanometer titanium oxide material and magnesium oxide material all possess fine high temperature resistant and fire behavior for whole cable can adapt to bigger voltage when using, and then reach the high power and carry.

Specifically, the fireproof blocking block 6 is made of a polyurethane material, the breakage-proof core 7 is made of a carbon steel alloy material, and the first insulating layer 202 and the second insulating layer 402 are both made of a polytetrafluoroethylene material.

In this embodiment, the fireproof plugging block 6 is a polyurethane fireproof plugging block 6, and the polyurethane fireproof plugging block has strong adaptability, good wear resistance, high mechanical strength, good adhesion property, good elasticity, good weather resistance, and particularly has good fireproof, flame retardant and high temperature resistance properties.

The utility model discloses a theory of operation and use flow: the cable is characterized in that a conductive core protective sleeve 5 is sleeved on the outer surface of a conductive core main body 1, the conductive core protective sleeve 5 is matched with a second mica layer 501, a second fireproof layer 502, a heat insulation layer 503 and an insulation shielding layer 504, wherein mica in the second mica layer 501 has excellent high-temperature resistance and combustion resistance, the second fireproof layer 502 is made of magnesium oxide material, magnesium oxide has strong fireproof performance, the heat insulation layer 503 is made of nano-micropore heat insulation material, the whole conductive core protective sleeve 5 has better heat insulation performance, a breakage-proof core 7 is added while a fireproof blocking block 6 is filled in an inner protective layer 2, the secondary fireproof performance and the tensile breakage-proof performance of the whole cable are improved, the service life of the cable is prolonged, and the inner protective layer 2 comprises a first mica layer 201, a first insulation layer 202 and a first fireproof layer 203, the outer protective layer 4 is composed of a high temperature resistant layer 401, a second insulating layer 402 and a wear resistant layer 403, so that the whole cable also has better high temperature resistance and insulating performance.

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 fireproof cable with a copper sheath, comprising a conductive core body (1) and an inner protective layer (2), characterized in that: the outer fixed surface of inner protective layer (2) is bonded with copper sheathing layer (3), the outer fixed surface of copper sheathing layer (3) is bonded with outer protective layer (4), the outer fixed surface cover of electrically conductive core main part (1) is equipped with electrically conductive core protective sheath (5), the inside packing of inner protective layer (2) has fire prevention shutoff block (6), the inside fixedly connected with of fire prevention shutoff block (6) prevents disconnected core (7).

2. A fire resistant cable with a copper sheath according to claim 1, characterized in that: the inner protection layer (2) comprises a first mica layer (201), a first insulating layer (202) is fixedly bonded on the outer surface of the first mica layer (201), and a first fireproof layer (203) is fixedly bonded on the outer surface of the first insulating layer (202).

3. A fire resistant cable with a copper sheath according to claim 1, characterized in that: the outer protection layer (4) comprises a high temperature resistant layer (401), a second insulating layer (402) is fixedly bonded on the outer surface of the high temperature resistant layer (401), and a wear-resistant layer (403) is fixedly bonded on the outer surface of the second insulating layer (402).

4. A fire resistant cable with a copper sheath according to claim 1, characterized in that: the conductive core protective sleeve (5) comprises a second mica layer (501), a second fireproof layer (502) is fixedly bonded on the outer surface of the second mica layer (501), a heat insulation layer (503) is fixedly bonded on the outer surface of the second fireproof layer (502), and an insulation shielding layer (504) is fixedly bonded on the outer surface of the heat insulation layer (503).

5. A fire resistant cable with a copper sheath according to claim 2, characterized in that: the first fireproof layer (203) is made of a nano-clay high-molecular material, the high-temperature resistant layer (401) is made of a nano-titanium oxide material, the wear-resistant layer (403) is made of a PE material and a silica gel material, the second fireproof layer (502) is made of a magnesium oxide material, and the heat insulation layer (503) is made of a nano-microporous heat insulation material.

6. A fire resistant cable with a copper sheath according to claim 1, characterized in that: the fireproof blocking block body (6) is made of a polyurethane material, the breakage-proof core (7) is made of a carbon steel alloy material, and the first insulating layer (202) and the second insulating layer (402) are both made of a polytetrafluoroethylene material.