CN213926829U

CN213926829U - Fire-proof isolation belt

Info

Publication number: CN213926829U
Application number: CN202022439248.1U
Authority: CN
Inventors: 邹碧宁; 宾云海
Original assignee: Chongqing Lianzhu Decoration Engineering Co ltd
Current assignee: Chongqing Lianzhu Decoration Engineering Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-08-10
Anticipated expiration: 2030-10-28

Abstract

The utility model relates to a fire-proof isolation area relates to the technical field of building wall fire prevention, and it separates the fire zone including being used for to the heat retaining heated board of wall body with being used for slowing down the intensity of a fire and spreading, separates the fire zone and sets up between per two heated boards along the direction of height, separates the fire zone and deviates from wall body one side and is equipped with the reinforcement that is used for strengthening the joint strength between fire zone and the heated board, and the reinforcement sets up one deck and both ends at least and stretches out and separate the fire zone, and the reinforcement stretches out and separates fire zone one end setting and be close to wall body one side at adjacent heated board. This application has when appearing the condition of a fire, can slow down the effect that the intensity of a fire spreads the speed.

Description

Fire-proof isolation belt

Technical Field

The application relates to the technical field of building wall fireproof structures, in particular to a fireproof isolation belt.

Background

According to the requirements of relevant regulations of the industry, the combustion performance of the heat insulation material of the building with the height of more than or equal to 60m and less than 100m is not lower than B2 grade, and when B2 grade heat insulation material is adopted, each layer is horizontally provided with a fireproof isolation belt.

The utility model discloses a utility model patent that the publication number is CN202731093U discloses an isolated fire prevention heat preservation integration wall body, including the heated board, the both sides that the heated board is close to the wall body and keeps away from the wall body are equipped with along the recess of heated board horizontal extension, are equipped with the fire prevention median in the recess.

Aiming at the related technologies, the inventor thinks that when a fire occurs, flame easily spreads between the grooves on the two sides of the insulation board, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In order to reduce the speed that building wall body fire spread when starting a fire, reduce the potential safety hazard, this application provides a fire prevention median.

The application provides a fire barrier adopts following technical scheme:

the utility model provides a fire prevention median, is including setting up the fire area that separates between the heated board on the wall body, the heated board is fixed on the wall body, and the interval sets up between the heated board, separates the fire area setting and cuts off two adjacent heated boards between vertical two adjacent heated boards, separates the fire area and deviates from wall body one side and is equipped with first adhesive linkage, and first adhesive linkage deviates from wall body one side and is fixed with waterproof surface course, and first adhesive linkage and surface course will separate fire area and heated board and cover completely.

Through adopting above-mentioned technical scheme, first adhesive linkage is used for fixed surface course, and the surface course plays level and smooth and confined effect to reduce outside water infiltration and separate the hidden danger in the fire zone, separate the fire zone setting between two adjacent heated boards, and cut off two heated boards, when the intensity of a fire appears in the wall body, can reduce flame and spread on separating the fire zone, and then reduce the intensity of a fire and follow the possibility that one deck heated board burns adjacent one deck heated board.

Optionally, an anti-cracking layer is arranged between the first bonding layer and the surface layer.

Through adopting above-mentioned technical scheme, the setting of anticracking layer can reduce the face layer because surface tension's shrink and receive the fracture that external force caused, influence the possibility of whole outer wall body roughness.

Optionally, the fire-proof belt is connected with a reinforcing piece for reinforcing the connection strength between the fire-proof belt and the heat-insulation plate, and the reinforcing piece is a fireproof piece.

Through adopting above-mentioned technical scheme, the reinforcement can reduce and separate the fire area because the shearing stress of self material leads to flagging, and then influences the possibility that separates the fire effect.

Optionally, the reinforcement is glass fiber net cloth layer, and the reinforcement is fixed and is kept away from wall body one side at a distance from the fire zone, and the reinforcement top is stretched out and is fixed between wall body and heated board at a distance from the top after-fixing in fire zone, and the reinforcement bottom is stretched out and is fixed between wall body and heated board at a distance from the bottom after-fixing in fire zone, and the width that the reinforcement pressed between heated board and wall body is not less than 100 millimeters.

Through adopting above-mentioned technical scheme, increase the connection length of reinforcement and heated board, improve the fastness that the reinforcement is connected on the wall body, further improve the reinforcement and to the fastness of connecting on the wall body at a distance from the fire area to reduced and separated the possibility that the fire area drops.

Optionally, the reinforcing member is connected between the heat insulation board and the fire barrier, the reinforcing member includes at least two clamping members and a connecting plate for connecting the clamping members, one of the clamping members of the reinforcing member is connected to the fire barrier, and the clamping member far away from the fire barrier is connected to the heat insulation board.

Through adopting above-mentioned technical scheme, the reinforcement is connected adjacent heated board and is separated the fire area, because the adhesive linkage is heated the degeneration when reducing the condition of a fire to appear, loses the adhesion effect, separates that the fire area wholly drops, leads to separating the possibility that the fire area loses the back-fire relief effect.

Optionally, the connecting plate is a rectangular plate, the connecting plate is recessed towards the wall body along the central axis of the length direction to form a buffer groove, and the cross section of the buffer groove is in a triangular shape far away from the opening on one side of the wall body.

By adopting the technical scheme, on one hand, the arrangement of the buffer groove is convenient for the connecting plate to be embedded between the heat insulation plate and the fire insulation belt, so that the resistance of constructors is smaller when the constructors are embedded into the connecting plate; when on the other hand embedding connecting plate, the pressure between heated board and the thermal-insulated area is used on the connecting plate, makes the connecting plate warp the energy absorption to the extrusion separates the possibility of fire zone or heated board when reducing the heated board and taking place deformation.

Optionally, the reinforcing member further includes at least one through hole for enhancing the mounting firmness of the reinforcing member, and the through hole is formed in the connecting plate.

Through adopting above-mentioned technical scheme for it is fixed that first adhesive linkage can see through the through-hole to bond to the connecting plate, thereby improves the reinforcement and installs the stability at the heated board and separate between the fire zone.

Optionally, the anti-cracking layer is an alkali-resistant fiberglass mesh fabric layer.

By adopting the technical scheme, the alkali-resistant glass fiber grid has the characteristics of light weight, high strength, temperature resistance, alkali resistance, water resistance, corrosion resistance, cracking resistance, stable size and the like, and can improve the strength of the anti-cracking layer, thereby enhancing the anti-cracking effect of the anti-cracking layer on the surface layer.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fire-isolating belt is arranged at the partition part between the two insulation boards, so that when a fire occurs on the wall body, the spreading speed of flame between the adjacent insulation boards can be reduced, and the fire disaster is relieved;

2. set up alkali-resistant glass fiber net check cloth layer as the anticracking layer between first adhesive linkage and surface course, can subtract surface course fracture to influence the possibility of whole wall body roughness.

3. When the connecting plate imbeds the heated board and separates between the fire zone, pressure effect makes the connecting plate warp the energy absorption on the connecting plate to the extrusion separates the possibility of fire zone or heated board when reducing the heated board and taking place deformation.

Drawings

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

FIG. 2 is a schematic view of the overall structure of embodiment 2 of the present application;

fig. 3 is a schematic structural view for showing the reinforcing member according to embodiment 2 of the present application.

Description of reference numerals: 1. a wall body; 2. a thermal insulation board; 3. a fire barrier zone; 4. a first adhesive layer; 5. a surface layer; 6. an anti-cracking layer; 7. a reinforcement; 71. a clamping and fixing piece; 72. a connecting plate; 721. a buffer tank; 722. a through hole; 8. a second adhesive layer; 9. and a third adhesive layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Example 1

The embodiment of the application discloses a fireproof isolation belt. Referring to fig. 1, the fire barrier is including setting gradually the second adhesive linkage 8 on wall body 1, separate fire zone 3, second adhesive linkage 9, reinforcement 7, first adhesive linkage 4, anti-crack layer 6 and surface course 5, be fixed with on the wall body 1 along the heated board 2 of direction of height interval setting, separate fire zone 3 and fix between adjacent heated board 2 and cut off adjacent heated board 2, separate fire zone 3 and can block the intensity of a fire and spread between adjacent heated board 2, thereby reduce the scope that the intensity of a fire stretchs when being convenient for take place the intensity of a fire.

Referring to fig. 1, the second adhesive layer 8 is adhered to the vertical sidewall of the wall 1, and the second adhesive layer 8 may be a benzene board adhesive layer for connecting the insulation board 2 and the fire-proof belt 3. The fire-proof belt 3 is adhered on the second adhesive layer 8 by adopting a full adhesion method, and the density of the fire-proof belt 3 can be not less than 1000 kg/m³The heat conductivity coefficient of the fire-insulating belt 3 is not more than 0.045W/(m.k), and the tensile strength of the fire-insulating belt 3 perpendicular to the wall body 1 is not less than 80kpa, so that the fire-insulating belt 3 has good heat-insulating property and good tensile strength. During construction, the wall body 1 is firstly positioned and marked, the positions of the heat insulation plate 2 and the fire insulation belt 3 are marked, then the benzene plate adhesive is smeared on the wall body 1 to form a second adhesive layer 8, and then the rock wool belt is attached to the second adhesive layer 8 and compacted to form the fire insulation belt 3.

In order to enhance the connection strength between the fire-insulating belt 3 and the wall body 1, during construction, the plastering mortar is coated on one side of the fire-insulating belt 3, which is far away from the wall body 1, and two sides of the fire-insulating belt 3, which are close to the adjacent heat-insulating plates 2, so as to form a third bonding layer 9, and the full bonding method is adopted. The reinforcement 7 can be alkali-resistant glass fiber net cloth layer, attaches reinforcement 7 on third adhesive linkage 9 and the compaction, and 7 tops of reinforcement and bottom are all stretched out and are separated fire area 3 and attached on second adhesive linkage 8, then with heated board 2 attached on second adhesive linkage 8, heated board 2 presses reinforcement 7 between heated board 2 and wall body 1, and heated board 2 can be the EPS (polystyrene foam) board that thermal insulation performance is good. The length of the reinforcing piece 7 pressed by the adjacent heat insulation plate 2 is not less than 100 mm, so that the possibility of falling off of the fire insulation belt 3 is reduced.

Heated board 2 and reinforcement 7 deviate from 1 one side of wall body and are equipped with first adhesive linkage 4, and first adhesive linkage 4 can be for plastering adhesive cement layer for bonding anticracking layer 6. The anti-cracking layer 6 is fixed on one side, far away from the insulation board 2 and the reinforcing piece 7, of the first bonding layer 4, and the anti-cracking layer 6 can be an alkali-resistant glass fiber gridding cloth layer. During construction, firstly coating rendering coat mortar on one side of the heat preservation plate 2 and the reinforcing piece 7, which is far away from the wall body 1, to form a first bonding layer 4, and then attaching and compacting the alkali-resistant glass fiber mesh cloth on the first bonding layer 4 to form an anti-cracking layer 6. The anti-cracking layer 6 can absorb surface tension or external force from the surface layer 5, and reduce the possibility that the surface layer 5 cracks, thereby affecting the flatness of the whole outer wall body.

Surface course 5 sets up and deviates from 1 one side of wall body at anti-crack layer 6, and surface course 5 can be for the rendering coat mortar layer, and during the construction, the coating rendering coat mortar keeps away from 1 one side of wall body at anti-crack layer 6, forms surface course 5, through surface course 5's closure, can reduce and separate fire zone 3 and appear pervious hidden danger.

The specific use mode of the embodiment 1 of the application is as follows: when a constructor constructs the fireproof isolation belt on the wall body 1, firstly the benzene board adhesive is coated on the wall body 1 to form a second adhesive layer 8, and then the rock wool belt is adhered on the second adhesive layer 8 and compacted to form the fire isolating belt 3. Then coating rendering coat mortar on one side of the fire-isolating belt 3 departing from the wall body 1 and two sides close to the adjacent heat-insulating plate 2 to form a third bonding layer 9, and then attaching the reinforcing piece 7 on the third bonding layer 9, wherein the part of the reinforcing piece 7 extending out of the third bonding layer 9 is bonded on the second bonding layer 8. And then continuously attaching the heat insulation plate 2 to the second adhesive layer 8, so that the length of the heat insulation plate 2 pressing the reinforcing part 7 on one side close to the wall body 1 is not less than 100 mm. And sequentially arranging the components to the top end of the wall body 1 along the height direction according to the sequence.

After the construction of the heat insulation board 2 and the fire insulation belt 3 is completed, a constructor coats a rendering coat mortar on one side, far away from the wall body 1, of the heat insulation board 2 and the reinforcing member 7 to form a first bonding layer 4, and then attaches the alkali-resistant glass fiber mesh cloth on the first bonding layer 4 to compact and form an anti-cracking layer 6. And finally, coating plastering mortar on one side of the anti-cracking layer 6, which is far away from the wall body 1, to form a surface layer 5, namely finishing the construction of the fireproof isolation belt of the wall body 1, wherein when a fire occurs, the fire isolation belt 3 can slow down the spread speed of the fire, and the fire situation is reduced.

Example 2

Referring to fig. 2 and 3, the present embodiment is different from embodiment 1 in that the reinforcing member 7 includes a trim member 71 and a connecting plate 72. Connecting plate 72 is the rectangular plate, and connecting plate 72 is along the sunken buffer slot 721 that forms of length direction's central line department, and the buffer slot 721 cross-section is and keeps away from the open triangle-shaped of 1 one end of wall body, and the connecting plate 72 of being convenient for inserts heated board 2 and adjacent between the fire zone 3 that separates, and the buffer slot 721 is by heated board 2 and the 3 extrusion emergence deformations in fire zone that separate to the absorbed pressure has reduced heated board 2 and has separated the possibility that the deformation takes place in fire zone 3.

The connecting plate 72 welds a card firmware 71 respectively along its width direction's both ends, the heated board 2 is being close to separate that 3 one sides of fire zone open have the draw-in groove that supplies the embedding of card firmware 71, one of them card firmware 71 imbeds in the draw-in groove of heated board 2, it also opens the draw-in groove that supplies the embedding of card firmware 71 to be close to heated board 2 one side with the adjacent fire zone 3 of separating of heated board 2, another card firmware 71 imbeds in separating fire zone 3, through card firmware 71 with two adjacent heated boards 2 with separate fire zone 3 and connect, when taking place the condition of a fire, with one of them heated board 2 thermal deformation that separates fire zone 3 and link to each other, lose the connection effect to separating fire zone 3, connect and can reduce the possibility that separates fire zone 3 and drop at the heated board 2 that separates fire zone 3 opposite side, thereby slow down the condition of a fire spreading speed. Through-hole 722 sets up a plurality ofly and sets up on connecting plate 72 for first adhesive linkage 4 can see through-hole 722 bond connecting plate 72 on separating fire tape 3 and heated board 2, has increased the fastness that connecting plate 72 bonded between heated board 2 and adjacent fire tape 3 that separates.

The specific use mode of the embodiment 2 of the application is different from that of the embodiment: constructor continues attached heated board 2 on second adhesive linkage 8, then separates the fire area 3 and an adjacent heated board 2 between the coating daub mucilage, forms third adhesive linkage 9, inserts the dashpot 721 of reinforcement 7 again and separates between fire area 3 and an adjacent heated board 2, imbeds a card firmware 71 respectively in the draw-in groove that separates fire area 3 and an adjacent heated board 2 this moment. When making to take place the condition of a fire, separate fire zone 3 and keep away from fire source one side and can connect heated deformation's heated board 2 to reduce and separate the possibility that fire zone 3 drops, and then slow down the intensity of a fire and spread speed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fire-proof isolation strip, is including setting up fire tape (3) that separate between heated board (2) on wall body (1), its characterized in that: heated board (2) are fixed on wall body (1), and the interval sets up between heated board (2), separates fire area (3) and sets up between vertical two adjacent heated board (2) and cut off two adjacent heated board (2), separates fire area (3) and deviates from wall body (1) one side and is equipped with first adhesive linkage (4), and first adhesive linkage (4) deviate from wall body (1) one side and are fixed with waterproof surface course (5), and first adhesive linkage (4) and surface course (5) will separate fire area (3) and heated board (2) and cover completely.

2. A fire barrier as claimed in claim 1, wherein: and an anti-cracking layer (6) is arranged between the first bonding layer (4) and the surface layer (5).

3. A fire barrier as claimed in claim 1, wherein: the fire insulation belt (3) is connected with a reinforcing piece (7) used for reinforcing the connection strength between the fire insulation belt (3) and the heat insulation plate (2).

4. A fire barrier as claimed in claim 3, wherein: reinforcing member (7) are glass fiber net cloth layer, and reinforcing member (7) are fixed and are kept away from wall body (1) one side at a distance from fire area (3), and reinforcing member (7) top is stretched out and is separated between the top after-fixing of fire area (3) to wall body (1) and heated board (2), and reinforcing member (7) bottom is stretched out and is separated between the bottom after-fixing of fire area (3) to wall body (1) and heated board (2), and reinforcing member (7) are pressed the width between heated board (2) and wall body (1) and are not less than 100 millimeters.

5. A fire barrier as claimed in claim 3, wherein: the heat insulation plate is characterized in that the reinforcing piece (7) is connected between the heat insulation plate (2) and the fire insulation belt (3), the reinforcing piece (7) comprises at least two clamping pieces (71) and a connecting plate (72) used for connecting the clamping pieces (71), one of the clamping pieces (71) of the reinforcing piece (7) is connected with the fire insulation belt (3), and the reinforcing piece (7) is far away from the clamping piece (71) of the fire insulation belt (3) and is connected with the heat insulation plate (2).

6. A fire barrier as claimed in claim 5, wherein: the connecting plate (72) is a rectangular plate, a buffer groove (721) is formed in the connecting plate (72) in a concave mode in the direction of the wall body (1) along the central axis of the length direction, and the cross section of the buffer groove (721) is in a triangular shape far away from the opening in one side of the wall body (1).

7. A fire barrier as claimed in claim 6, wherein: the connecting plate (72) further comprises through holes (722) for enhancing the mounting firmness of the connecting plate (72), and at least one through hole (722) is arranged.

8. A fire barrier as claimed in claim 2, wherein: the anti-cracking layer (6) is an alkali-resistant glass fiber gridding cloth layer.