CN211228975U

CN211228975U - Fireproof partition plate for cable

Info

Publication number: CN211228975U
Application number: CN201922011636.7U
Authority: CN
Inventors: 张磊光; 张鉴; 张涛; 张鸿志
Original assignee: Dongfeng Power Engineering Co ltd Henan
Current assignee: Dongfeng Power Engineering Co ltd Henan
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-08-11
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to the technical field of fire-proof partition boards, in particular to a fire-proof partition board for cables, which comprises a fire-proof partition board main body and a connecting layer, wherein a waterproof layer is arranged inside the fire-proof partition board main body, an outer fireproof layer is fixedly arranged on the surface of the waterproof layer, an outer insulating layer is arranged on the surface of the pressure reducing layer, an inner insulating layer is arranged on the connecting layer, an inner fireproof layer is arranged on the surface of the inner insulating layer, and a steel nail is connected with the surface thread of the inner fireproof layer. Meanwhile, the strength is high, and the sound insulation and heat insulation are also good, so that the fire-proof performance of fire source isolation is good and the service life is long when the device is used.

Description

Fireproof partition plate for cable

Technical Field

The utility model relates to a fire barrier technical field specifically is a fire barrier for cable.

Background

Inorganic fire-proof plates are also called fire-proof partition plates; the board is made of a plurality of non-combustible materials through scientific blending and pressing, and has the characteristics of good flame retardant property, non-combustion time of more than 3 hours in fire, high mechanical strength, no explosion, water resistance, strong oil resistance and chemical corrosion resistance, no toxicity and the like; the fireproof partition plate product can be cut by a cutting saw, the shape required by the fireproof partition plate product is manufactured according to the requirement of a construction site, a steel support or an expansion bolt is adopted for fixing during assembly, and the steel frame is coated with the steel structure fireproof paint.

The existing fireproof partition plate has a plurality of types, but the existing fireproof partition plate has certain defects when in use, is poor in pressure resistance and easy to deform, has poor sound insulation and heat insulation, once a part of cable surface is burnt out in case of an internal fire, an electric wire can be exposed outside and has certain current, and therefore the current situation is changed by the fireproof partition plate for the cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire barrier for cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a fire barrier for cable, includes fire barrier main part and articulamentum, the inside of fire barrier main part is provided with the waterproof layer, the fixed surface of waterproof layer is provided with outer flame retardant coating, the surface of outer flame retardant coating is provided with the decompression layer, the inside fixed mounting groove of having seted up of decompression layer, the inside fixed mounting of mounting groove has the decompression piece, the surface of decompression layer is provided with outer insulating layer, the articulamentum be provided with the inner insulating layer, the surface of inner insulating layer is provided with interior flame retardant coating, the surface threaded connection of interior flame retardant coating has the steel nail.

Preferably, the bottom of the connecting layer is fixedly connected with the surface of the outer insulating layer.

Preferably, the pressure reducing piece is Y-shaped.

Preferably, the outer fireproof layer and the inner fireproof layer are made of magnesium fireproof composite boards.

Preferably, the pressure reduction layer is an elastic layer.

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

1. the utility model discloses in, through the outer flame retardant coating and the interior flame retardant coating that set up, can completely cut off the outside conflagration of fire barrier main part through outer flame retardant coating and extend to inside, and can completely cut off the inside burning things which may cause a fire disaster of fire barrier stretch to the outside including the flame retardant coating, because the high temperature of tolerating a thousand degrees centigrade of magnesium fire prevention composite sheet, fire behavior reaches A one-level, the material is cracked not, indeformable, intensity is high simultaneously, give sound insulation, it is also fine to insulate against heat, when making equipment use, completely cut off the burning things which may cause a fire disaster fire proofness good, long service life.

2. The utility model discloses in, through waterproof layer and the internal insulation layer that sets up, can completely cut off outside water source through the waterproof layer and get into the inside of waterproof layer, have some electric wires to expose outside when the cable is on fire, in case electric power exposes, the internal insulation layer just can completely cut off it inside the fire barrier main part, avoids personnel to be injured, can so that when the equipment uses, can completely cut off the water source, prevents to electrically conduct, avoids personnel to be injured.

3. The utility model discloses in, through the decompression spare that sets up, can reduce the extrusion that fire barrier received outside strength through the decompression spare, improve crushing resistance, prolong fire barrier's life for during the use of equipment, can improve crushing resistance and increase of service life.

Drawings

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

FIG. 2 is an enlarged structural view of the utility model at A;

in the figure: 1-inner fireproof layer, 2-steel nail, 3-inner insulating layer, 4-connecting layer, 5-outer insulating layer, 6-decompression layer, 7-fireproof clapboard main body, 8-outer fireproof layer, 9-waterproof layer, 10-mounting groove and 11-decompression piece.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

a fire barrier for cables comprises a fire barrier main body 7 and a connecting layer 4, wherein a waterproof layer 9 is arranged inside the fire barrier main body 7, an external water source can be isolated from the inside of the waterproof layer 9 through the waterproof layer 9 and an inner insulating layer 3, when a cable is on fire, a part of electric wires are exposed outside, once electric power is exposed, the inner insulating layer 3 can isolate the electric wires from the inside of the fire barrier main body 7 to avoid personal injury, when equipment is used, the water source can be isolated, electric conduction is prevented, personal injury is avoided, an outer fire-proof layer 8 is fixedly arranged on the surface of the waterproof layer 9, through the arranged outer fire-proof layer 8 and the inner fire-proof layer 1, fire outside the fire barrier main body 7 can be isolated from extending to the inside through the outer fire-proof layer 8, and the fire source inside the inner fire-proof layer 1 can be isolated from extending to the outside, because the magnesium fireproof composite board can resist high temperature of one thousand degrees centigrade, the fireproof performance reaches A level, the material is not cracked and deformed, and the strength is high, the sound insulation and the heat insulation are good, when the device is used, the fireproof performance of the fire source is good, the service life is long, the materials of the outer fireproof layer 8 and the inner fireproof layer 1 are both the magnesium fireproof composite board, the surface of the outer fireproof layer 8 is provided with the pressure reducing layer 6, the pressure reducing layer 6 is an elastic layer, the inside of the pressure reducing layer 6 is fixedly provided with the installation groove 10, the inside of the installation groove 10 is fixedly provided with the pressure reducing piece 11, the pressure reducing piece 11 is arranged, the extrusion of the fireproof partition board by external force can be reduced through the pressure reducing piece 11, the pressure resistance is improved, the service life of the fireproof partition board is prolonged, when the device is used, the pressure resistance and the service life are improved, the pressure reducing piece 11 is Y-shaped, the surface of the, the connecting layer 4 is provided with an inner insulating layer 3, the surface of the inner insulating layer 3 is provided with an inner fireproof layer 1, the surface of the inner fireproof layer 1 is in threaded connection with a steel nail 2, and the bottom of the connecting layer 4 is fixedly connected with the surface of the outer insulating layer 5.

The utility model discloses work flow: when the fireproof composite board is used, a fire outside the fireproof partition board main body 7 can be isolated from extending to the inside through the outer fireproof layer 8 and the inner fireproof layer 1, a fire source inside the fireproof partition board can be isolated from extending to the outside through the outer fireproof layer 8, the fire resistance of the magnesium fireproof composite board can reach A level due to the fact that the magnesium fireproof composite board can endure the high temperature of one thousand degrees centigrade, the fireproof performance of the material is not cracked and deformed, meanwhile, the strength is high, the sound insulation and the heat insulation are good, when the fireproof composite board is used, the fireproof performance of the fire source is good, the service life is long, through the arranged waterproof layer 9 and the inner insulating layer 3, an external water source can be isolated from entering the waterproof layer 9 through the waterproof layer 9, when a cable fires, a part of electric wires are exposed, once electric power is exposed, the inner insulating layer 3 can be isolated inside the fireproof partition board main body 7, personnel injury is avoided, and when, can completely cut off the water source, prevent to conduct electricity, avoid personnel to be injured, through the decompression spare 11 that sets up, can reduce the extrusion that fire barrier received external force through decompression spare 11, improve crushing resistance, extension fire barrier's life for when the equipment uses, can improve crushing resistance and increase of service life.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fire barrier for cables, comprising a fire barrier body (7) and a connecting layer (4), characterized in that: the inside of fire barrier main part (7) is provided with waterproof layer (9), the fixed surface of waterproof layer (9) is provided with outer flame retardant coating (8), the surface of outer flame retardant coating (8) is provided with decompression layer (6), mounting groove (10) have been seted up to the inside fixed of decompression layer (6), the inside fixed mounting of mounting groove (10) has decompression piece (11), the surface of decompression layer (6) is provided with outer insulating layer (5), be provided with inner insulating layer (3) of articulamentum (4), the surface of inner insulating layer (3) is provided with inner flame retardant coating (1), the surperficial threaded connection of inner flame retardant coating (1) has steel nail (2).

2. A fire barrier for electrical cables according to claim 1, wherein: the bottom of the connecting layer (4) is fixedly connected with the surface of the outer insulating layer (5).

3. A fire barrier for electrical cables according to claim 1, wherein: the decompression piece (11) is Y-shaped.

4. A fire barrier for electrical cables according to claim 1, wherein: the outer fireproof layer (8) and the inner fireproof layer (1) are made of magnesium fireproof composite boards.

5. A fire barrier for electrical cables according to claim 1, wherein: the decompression layer (6) is an elastic layer.