CN218816044U

CN218816044U - Long-term fire-resistant fire door of can lowering temperature

Info

Publication number: CN218816044U
Application number: CN202222769703.3U
Authority: CN
Inventors: 高明江
Original assignee: Individual
Current assignee: Hubei Maoyu Door Industry Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-04-07
Anticipated expiration: 2032-10-20

Abstract

The utility model discloses a long-term fire-resistant fire door that prevents of cooling relates to and prevents fire door technical field, including preventing fire door main part and water pipe, it is connected with the door handle to prevent to rotate in the middle of the right side of fire door main part, the bottom fixed surface of water pipe is connected with the sprinkler head, the sprinkler head includes the screwed pipe, the one end threaded connection of screwed pipe has the water pipe, the inner wall fixedly connected with water inlet of screwed pipe, the inner wall overlap joint of screwed pipe has the water shutoff stopper. The utility model discloses a quick liquid of heat meets high temperature and takes place the inflation and make the glass pipe cracked when lighting a fire, and the water shutoff stopper loses the support simultaneously, takes place to drop, and the water in the water pipe passes through the water inlet when dropping, under the direct stream of water that blocks of water shutoff stopper and baffler, on the water outlet that falls is plugged up to the while, takes place the buffering under the cooperation of spring, water simultaneously through splash disc splash and go out, has solved the cooling shower nozzle and has sprayed the problem that the scope sprays pressure inadequately for a short time.

Description

Long-term fire-resistant fire door of can lowering temperature

Technical Field

The utility model relates to a prevent fire door technical field, concretely relates to long-term fire-resistant fire door of preventing of cooling.

Background

The fireproof door is a door which can meet the requirements of fire-resistant stability, integrity and heat insulation within a certain time, and is a fireproof partition with certain fire resistance arranged in a fireproof partition room, an evacuation staircase, a vertical shaft and the like.

The following problems exist in the prior art:

the existing fireproof door capable of reducing the temperature and resisting fire for a long time has the problems that the spraying range of a cooling nozzle is small and the spraying pressure is insufficient; the existing long-acting fireproof door capable of reducing the temperature has short fireproof time, and when a fire is diffused, the door can be easily sintered due to the high temperature of the fire, so that people behind the door can be scalded.

SUMMERY OF THE UTILITY MODEL

The utility model provides a long-term fire-resistant fire door that prevents of cooling to solve the problem that above-mentioned background proposed.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a long-term fire-resistant fire door that prevents that can cool down, includes fire door main part and water pipe, its characterized in that: the middle of the right side of the fireproof door main body is rotatably connected with a door handle, and the bottom surface of the water pipe is fixedly connected with a sprinkler head.

The sprinkler head comprises a threaded pipe, one end of the threaded pipe is in threaded connection with a water pipe, the inner wall of the threaded pipe is fixedly connected with a water inlet, and a water blocking plug is lapped on the inner wall of the threaded pipe.

The fireproof door main body comprises a front fireproof plate, a door handle is fixedly connected to the outer surface of the front fireproof plate, a front rock wool board is lapped on the left side of the front fireproof plate, and a heat dissipation layer is lapped on the left side of the front rock wool board.

The utility model discloses technical scheme's further improvement lies in: the both sides fixedly connected with baffler of water shutoff stopper, the bottom overlap joint of water shutoff stopper has the glass pipe.

The utility model discloses technical scheme's further improvement lies in: the inside of glass pipe is provided with temperature sensing liquid, the bottom overlap joint of glass pipe has out water.

The utility model discloses technical scheme's further improvement lies in: the outer surface of the water outlet is fixedly connected with a spring, and the bottom of the water outlet is fixedly connected with a water splashing disc.

The utility model discloses technical scheme's further improvement lies in: the left side of the heat dissipation layer is fixedly connected with a basalt fiber board, the left side of the basalt fiber board is fixedly connected with a rear rock wool board, and the left side of the rear rock wool board is fixedly connected with a rear fireproof board.

The utility model discloses technical scheme's further improvement lies in: the heat dissipation layer comprises a heat dissipation plate, one side of the heat dissipation plate is fixedly connected with a front rock wool board, and a guide pipe is arranged inside the heat dissipation plate.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a long-term fire-resistant fire door that prevents of degradable temperature, adopt the water inlet, the water shutoff stopper, temperature sensing liquid, the delivery port, the dish that splashes water, the glass pipe, the baffler, a spring, cooperation between the water pipe, temperature sensing liquid meets high temperature and takes place the inflation messenger glass pipe cracked when getting on fire, the water shutoff stopper loses the support simultaneously, take place to drop, water in the water pipe passes through the water inlet when dropping, under the direct stream that flows down of blockking of water shutoff stopper and baffler, the water shutoff stopper falls on the delivery port simultaneously, the buffering takes place under the cooperation of spring, water is through splashing the dish that splashes water simultaneously and goes out, the problem that the cooling shower nozzle spray range is little spray pressure not enough has been solved.

2. The utility model provides a long-term fire-resistant fire door that prevents of cooling, the PLASTIC LAMINATED before adopting, the back PLASTIC LAMINATED, back rock wool board, preceding rock wool board, the basalt fiber board, the heat dissipation layer, the heating panel, cooperation between the honeycomb duct, the PLASTIC LAMINATED before the contact earlier when the conflagration takes place, preceding PLASTIC LAMINATED carries out certain temperature separation, rock wool board before the intensity of a fire lasts to increase the temperature contact, preceding rock wool board comes to reach the purpose of separation temperature through the heat absorption, simultaneously water flows into and flows the quick cooling that the heat realized the door through taking away the heat between the honeycomb duct, the lower one deck protection of basalt fiber board as the heat dissipation layer plays thermal-insulated effect, back rock wool board is as last one protection simultaneously, equally play endothermic purpose, in order to prevent that the heat from spreading to the personnel behind the scald door on the back PLASTIC LAMINATED, it is shorter to have solved fire-resistant time, when the big fire is pervasive, because the high temperature of big fire, will give the sintering with the door very easily, thereby scald people behind the door.

Drawings

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

FIG. 2 is a sectional view of the sprinkler according to the present invention;

fig. 3 is a schematic structural view of the main body of the fireproof door of the present invention in section;

fig. 4 is a schematic structural view of the heat dissipation layer of the present invention.

In the figure: 1. a fire door main body; 11. a front fire shield; 12. a rear fire shield; 13. a rear rock wool panel; 14. a front rock wool panel; 15. basalt fiber board; 16. a heat dissipation layer; 161. a heat dissipation plate; 162. a flow guide pipe; 2. a water pipe; 3. a sprinkler head; 31. a threaded pipe; 32. a water inlet; 33. water plugging; 34. a heat-sensitive liquid; 35. a water outlet; 36. a splash pan; 37. a glass tube; 38. a barrier plate; 39. a spring; 4. a door handle.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1-4, the utility model provides a long-term fire-resistant fire door of can lowering temperature, including preventing fire door main part 1 and water pipe 2, it is connected with door handle 4 to prevent to rotate in the middle of the right side of fire door main part 1, the bottom fixed surface of water pipe 2 is connected with sprinkler head 3, sprinkler head 3 includes screwed pipe 31, the one end threaded connection of screwed pipe 31 has water pipe 2, the inner wall fixedly connected with water inlet 32 of screwed pipe 31, the inner wall overlap joint of screwed pipe 31 has water shutoff stopper 33, prevent that fire door main part 1 includes preceding PLASTIC LAMINATED 11, preceding PLASTIC LAMINATED 11 external surface fixedly connected with door handle 4, preceding PLASTIC LAMINATED 11's left side overlap joint has preceding rock wool board 14, the left side overlap joint of preceding rock wool board 14 has heat dissipation layer 16.

In this embodiment, when a fire occurs, the heat-sensitive liquid 34 expands due to high temperature to break the glass tube 37, and the water plug 33 loses support and drops, while the water in the water tube 2 passes through the water inlet 32, the water flows directly without the water plug 33 and the blocking plate 38, while the water plug 33 drops to the water outlet 35, the buffer is generated under the cooperation of the spring 39, and the water is sprayed out through the splash plate 36, when a fire spreads to the front fireproof plate 11, the front fireproof plate 11 performs certain temperature blocking, when the fire continues to increase in temperature and contacts with the front rock wool plate 14, the front rock wool plate 14 achieves the purpose of blocking temperature through heat absorption, while the water takes away heat between the inflow and outflow of the draft tube 162 to achieve rapid temperature reduction of the door, the basalt fiber plate 15 serves as a next layer protection of the heat dissipation layer 16 to play a role of heat insulation, and the rear rock wool plate 13 serves as a last protection to also achieve the purpose of heat absorption to prevent the heat from spreading to personnel behind the door on the rear fireproof plate 12.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: preferably, both sides of the water blocking plug 33 are fixedly connected with a blocking plate 38, the bottom of the water blocking plug 33 is lapped with a glass tube 37, a heat-sensitive liquid 34 is arranged inside the glass tube 37, the bottom of the glass tube 37 is lapped with a water outlet 35, the outer surface of the water outlet 35 is fixedly connected with a spring 39, and the bottom of the water outlet 35 is fixedly connected with a splash plate 36.

In this embodiment, when a fire occurs, the heat-sensitive liquid 34 is expanded due to high temperature to break the glass tube 37, and the water blocking plug 33 is released from the support and dropped, while the water in the water tube 2 passes through the water inlet 32, and the water flows down directly without the blocking of the water blocking plug 33 and the blocking plate 38, and the water blocking plug 33 drops down to the water outlet 35, and is buffered by the spring 39, and the water is splashed out through the splash plate 36.

Example 3

As shown in fig. 1-4, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the basalt fiber board 15 is fixedly connected to the left side of the heat dissipation layer 16, the rear rock wool board 13 is fixedly connected to the left side of the basalt fiber board 15, the rear fire prevention board 12 is fixedly connected to the left side of the rear rock wool board 13, the heat dissipation layer 16 includes a heat dissipation plate 161, the front rock wool board 14 is fixedly connected to one side of the heat dissipation plate 161, and the guide pipe 162 is arranged inside the heat dissipation plate 161.

In this embodiment, when the big fire stretchs preceding PLASTIC LAMINATED 11, preceding PLASTIC LAMINATED 11 carries out certain temperature separation, rock wool board 14 before the temperature contact is continuously increaseed to the intensity of a fire, preceding rock wool board 14 arrives the purpose of separation temperature through the heat absorption, simultaneously water is through taking away the rapid cooling that the heat realized the door between the inflow and the outflow at honeycomb duct 162, basalt fiber board 15 plays thermal-insulated effect as the next layer protection on heat dissipation layer 16, back rock wool board 13 is as last protection simultaneously, equally play endothermic purpose, in order to prevent that the heat from spreading scald the personnel behind the door on back PLASTIC LAMINATED 12.

The working principle of the fireproof door capable of reducing temperature and resisting fire for a long time is described in detail below.

When a fire disaster occurs, the heat-sensitive liquid 34 expands due to high temperature to crack the glass tube 37, the water blocking plug 33 loses support and drops, the water in the water tube 2 passes through the water inlet 32 while dropping, the water directly flows down without the blocking of the water blocking plug 33 and the blocking plate 38, the water blocking plug 33 drops on the water outlet 35, the buffer is generated under the cooperation of the spring 39, the water is sprayed out through the water spraying disc 36, when a fire spreads to the front fireproof plate 11, the front fireproof plate 11 performs certain temperature blocking, when the fire is continuously increased in temperature, the temperature is contacted with the front rock wool plate 14, the front rock wool plate 14 achieves the purpose of blocking temperature through heat absorption, the water takes away heat between the inflow and the outflow of the guide tube 162 to achieve rapid cooling of the door, the basalt fiber plate 15 serves as a next layer protection of the heat dissipation layer 16 to play a role in heat insulation, and the rear rock wool plate 13 serves as a last protection to also play a role in heat absorption, so as to prevent the heat from spreading to the rear fireproof plate 12 to prevent personnel from scalding the door handle 4 through the door.

The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. The utility model provides a long-term fire-resistant fire door that prevents that can cool down, includes prevents fire door main part (1) and water pipe (2), its characterized in that: the middle of the right side of the fireproof door main body (1) is rotatably connected with a door handle (4), and the bottom surface of the water pipe (2) is fixedly connected with a sprinkler head (3);

the sprinkler head (3) comprises a threaded pipe (31), one end of the threaded pipe (31) is connected with the water pipe (2) in a threaded mode, the inner wall of the threaded pipe (31) is fixedly connected with a water inlet (32), and a water blocking plug (33) is lapped on the inner wall of the threaded pipe (31);

the fireproof door main body (1) comprises a front fireproof plate (11), a door handle (4) is fixedly connected to the outer surface of the front fireproof plate (11), a front rock wool plate (14) is lapped on the left side of the front fireproof plate (11), and a heat dissipation layer (16) is lapped on the left side of the front rock wool plate (14).

2. The fire resistant door of claim 1, further comprising: the both sides fixedly connected with baffler (38) of water shutoff stopper (33), the bottom overlap joint of water shutoff stopper (33) has glass pipe (37).

3. A fire rated door as claimed in claim 2, which is temperature lowering, long lasting and fire resistant: the heat-sensitive liquid (34) is arranged in the glass tube (37), and the bottom of the glass tube (37) is connected with the water outlet (35) in a lap joint mode.

4. A fire rated door as claimed in claim 3, which is temperature lowering, long lasting and fire resistant: the outer surface of the water outlet (35) is fixedly connected with a spring (39), and the bottom of the water outlet (35) is fixedly connected with a water splashing disc (36).

5. The fire resistant door of claim 1, further comprising: the heat dissipation layer is characterized in that a basalt fiber board (15) is fixedly connected to the left side of the heat dissipation layer (16), a rear rock wool board (13) is fixedly connected to the left side of the basalt fiber board (15), and a rear fireproof board (12) is fixedly connected to the left side of the rear rock wool board (13).

6. The fire resistant door of claim 1, further comprising: the heat dissipation layer (16) comprises a heat dissipation plate (161), wherein a front rock wool plate (14) is fixedly connected to one side of the heat dissipation plate (161), and a guide pipe (162) is arranged inside the heat dissipation plate (161).