CN211008292U

CN211008292U - Safe building fireproof door

Info

Publication number: CN211008292U
Application number: CN201920868227.6U
Authority: CN
Inventors: 张文艺
Original assignee: 张文艺
Current assignee: Hebei Huaming door industry Co.,Ltd.
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-07-14
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses a safe building fire door, including the fire prevention door frame, prevent fire door, electric door closer and a plurality of fire prevention hinge, be equipped with fireproof lock and fire alarm on preventing fire door, prevent fire door including fire prevention front panel, prevent fire door sheet frame and fire prevention backplate, prevent fire door sheet frame's two-sided fixed fire prevention front panel and fire prevention backplate respectively, prevent the formation intermediate layer in the fire door sheet frame, be equipped with the coiled pipe in the intermediate layer, be equipped with fire-retardant liquid in the coiled pipe, the gas cylinder is connected to the coiled pipe lower extreme, is equipped with electric pneumatic valve on the gas cylinder, and the inside incombustible gas that is equipped with of gas cylinder, fire prevention front panel top is fixed with a drip washing pipe, and drip washing pipe downside is equipped with a plurality of shower. The utility model discloses have multiple fire-retardant layer, prevent that fire door is difficult for appearing deformation under the high temperature, when the conflagration breaing out, can also release fire-retardant liquid and cover and prevent fire door surface, play the effect of cooling and isolation.

Description

Safe building fireproof door

Technical Field

The utility model relates to a prevent fire door technical field, especially relate to a safe building prevents fire door.

Background

The fireproof door is a door which can meet the requirements of fire resistance, integrity and heat insulation within a certain time, and is a fireproof partition which is arranged between fireproof partitions, evacuation staircases, vertical shafts and the like and has certain fire resistance. For example: the fire extinguishing device is attached to equipment rooms (steel bottle rooms, foam stations and the like) for fixing the fire extinguishing device in high-rise civil buildings, and the first-level fireproof door is adopted as a partition wall door of a ventilation and air conditioning machine room and the like; a class A fireproof door is adopted for a door on a partition wall of a basement room where people often stay or combustible materials are more. The existing fireproof door has at least the following disadvantages in the using process: prevent fire door self-closing under the effect of door closer when the conflagration takes place, prevent that fire door easily appears deformation such as warpage, bending under the higher condition of temperature, lead to appearing the gap between fire door main part and the fire prevention door frame, and flame or dense cigarette are easily followed the gap and are scurried out, and then have reduced the safety protection performance, and the effect of fire prevention is poor, the incident easily appears.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the problem that above-mentioned prior art exists, provide a safe fire door is prevented to building for isolation protection when the conflagration is used for, delay the intensity of a fire and stretch.

The utility model provides a technical scheme that its technical problem adopted: the utility model provides a fire door is prevented to safe building, includes the fire door frame, prevents fire door, electric door closer and a plurality of fire prevention hinge, is equipped with fire prevention lock and fire alarm on preventing fire door, prevent fire door including fire prevention front panel, prevent fire door sheet frame and fire prevention backplate, prevent fire door sheet frame's two-sided fixed fire prevention front panel and fire prevention backplate respectively, prevent forming the intermediate layer in the fire door sheet frame, be equipped with the coiled pipe in the intermediate layer, be equipped with fire-retardant liquid in the coiled pipe, the gas cylinder is connected to the coiled pipe lower extreme, is equipped with electric gas valve on the gas cylinder, and the inside incombustible gas that is equipped with of gas cylinder, fire prevention front panel top is fixed with a trickle wash pipe, and trickle wash pipe downside is equipped with a plurality of shower nozzle, and trickle wash union.

In order to further improve the structure, a piston ball is arranged in the lower end of the coiled pipe, a piston ball containing pipe is arranged at the tail end of the upper end of the coiled pipe, the number of the inlet pipes is two, the two inlet pipes are connected with two outlets in the side wall of the coiled pipe, the distance between the two outlets is larger than the diameter of the piston ball, and the distance between the outlet and the tail end of the piston ball containing pipe is larger than the diameter of the piston ball. The piston ball has the effects of ensuring that the flame retardant liquid can be fully released, reducing the residual flame retardant liquid in the coiled pipe, and after the flame retardant liquid is released, the piston ball enters the piston ball containing pipe at the tail end of the upper end of the coiled pipe, so that the non-combustible gas can be charged into the leaching pipe for release through one of the two feeding pipes, the sequential release of the flame retardant liquid and the non-combustible gas is realized, and the danger that the coiled pipe is propped and exploded due to the addition of the piston ball is solved.

Further perfection, fire alarm is used for detecting the condition of a fire and controls the state of opening or closing of preventing fire door, can send signal of telecommunication notice surveillance center, and fire alarm connects relay and power, and relay and power are located the interlayer, electric air valve and electric door closer are connected to the relay.

Further perfect, the fire prevention door frame is a rectangular frame, has the threshold, and the fire prevention door frame inboard is equipped with the boss of round, and the boss carries out the overlap joint with the concave position at fire prevention door frame edge, avoids preventing that the fire door perk from causing the gap.

Further perfection, be equipped with the asbestos sealed pad on the concave position, strengthen the gas tightness of guard gate, block that the flue gas passes through.

Further perfection, the main part of fire prevention front panel is the core, and core surface covers there is the insulating layer, and it has the buffer layer to cover on the insulating layer, covers on the buffer layer and has prevents drawing the layer.

Further perfection, the core plate is made of steel or aluminum alloy plate.

Further perfection, the heat insulation layer is formed by splicing ceramic plates.

Further perfected, the buffer layer is an ABS plastic plate or an L CP liquid crystal polymer film.

Further perfection, the scratch-proof layer is a toughened scratch-proof glass film.

The utility model discloses profitable effect is: when a fire disaster occurs, the fire alarm can send a fire alarm signal to the monitoring center for early warning; prevent that fire door has multiple fire-retardant layer, mechanical properties is good, prevent that fire door is difficult for appearing the warpage under the high temperature, deformation such as bending, when the conflagration breaks out, electric gas valve opens, the gas cylinder fills into incombustible gas to snakelike intraductal, pass through the drip washing pipe that the inlet pipe impresses the fire prevention front panel top with the fire retardant liquid in the snakelike, the rethread shower nozzle sprays on preventing fire door, fire retardant liquid covers prevents fire door surface under the action of gravity, play the effect of cooling and isolation, fire door's fire resistance has been improved, the back is accomplished in the release of fire retardant liquid, incombustible gas in the gas cylinder continues to pass through the shower nozzle blowout, not only can accelerate fire door surface air velocity, take away the heat rapidly, can also form the fire-retardant air bed of one deck, block the firing of flame to.

Drawings

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

FIG. 2 is a schematic view of the back cross-sectional structure of the present invention;

FIG. 3 is a schematic sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3;

description of reference numerals: 1. the fireproof door comprises a fireproof door frame, 2, a fireproof door, 201, a fireproof front panel, 202, a fireproof door frame, 203, a fireproof back panel, 204, an interlayer, 3, an electric door closer, 4, a fireproof hinge, 5, a fireproof lock, 6, a fire alarm, 7, a coiled pipe, 8, an air bottle, 9, an electric air valve, 10, a drip washing pipe, 11, a sprayer, 12, a feeding pipe, 13, a flame-retardant filling material, 14, a piston ball, 15, a piston ball accommodating chamber, 16, an outlet, 17, a relay, 18, a power supply, 19, a boss, 20, a concave position, 21, an asbestos sealing gasket, 22, a core plate, 23, a heat insulation layer, 24, a buffer layer, 25 and a scratch prevention layer.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to the accompanying drawings: the embodiment of the invention relates to a safe building fireproof door, which comprises a fireproof door frame 1, a fireproof door 2, an electric door closer 3 and a plurality of fireproof hinges 4, wherein a fireproof lock 5 and a fire alarm 6 are arranged on the fireproof door 2, the fireproof door 2 comprises a fireproof front panel 201, a fireproof door frame 202 and a fireproof back panel 203, the fireproof front panel 201 and the fireproof back panel 203 are respectively fixed on two sides of the fireproof door frame 201, an interlayer 204 is formed in the fireproof door frame 202, a coil 7 is arranged in the interlayer 204, a flame retardant liquid is filled in the coil 7, the lower end of the coil 7 is connected with a gas cylinder 8, an electric gas valve 9 is arranged on the gas cylinder 8, a non-combustible gas is filled in the gas cylinder 8, a leaching pipe 10 is fixed at the top of the fireproof front panel 201, a plurality of spray nozzles 11 are arranged on the lower side of the leaching pipe 10, the leaching pipe, the space of the interlayer 204 outside the serpentine tube 7 is filled with a flame-retardant filler 13.

The working principle is as follows: when a fire occurs, the fire alarm 6 sends a fire alarm signal to a monitoring center for early warning, the electric door closer 3 is started to close the fireproof door 2 and block flames or dense smoke, the fireproof door 2 is composed of a fireproof front panel 201, a fireproof door frame 202 and a fireproof back panel 203, an interlayer 204 is arranged inside the fireproof door 2, flame-retardant filler 13 is arranged in the interlayer 204, the fireproof door 2 has multiple flame-retardant layers and is good in mechanical property, the fireproof door 2 is not easy to warp, bend and other deformations at high temperature, when a fire occurs, the electric air valve 9 is opened, the air cylinder 8 fills non-combustible gas into the serpentine tube 7, the flame-retardant liquid in the serpentine tube 7 is pressed into the leaching tube 10 at the top of the fireproof front panel 201 through the inlet pipe 12 and is sprayed on the fireproof door 2 through the spray nozzle 11, the flame-retardant liquid covers the surface of the fireproof door 2 under the action of gravity, the effects of temperature reduction and isolation are, after the release of fire-retardant liquid finishes, the incombustible gas in the gas cylinder 8 continues to pass through 11 blowout of shower nozzles, not only can accelerate to prevent fire door 2 surface air velocity, takes away the heat rapidly, can also form the fire-retardant air bed of one deck, blocks the firing of flame to preventing fire door 2, and then has improved the safety protection performance, and the effectual intensity of a fire that delays spreads.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a fire door is prevented to safe building, includes fire door frame (1), prevents fire door (2), electric door closer (3) and a plurality of fire prevention hinge (4), prevents to be equipped with fire prevention lock (5) and fire alarm (6) on fire door (2), characterized by: the fireproof door (2) comprises a fireproof front panel (201), a fireproof door frame (202) and a fireproof back panel (203), the fireproof front panel (201) and the fireproof back panel (203) are respectively fixed on the two sides of the fireproof door frame (202), an interlayer (204) is formed in the fireproof door frame (202), a coiled pipe (7) is arranged in the interlayer (204), a flame retardant liquid is filled in the coiled pipe (7), the lower end of the coiled pipe (7) is connected with a gas cylinder (8), an electric gas valve (9) is arranged on the gas cylinder (8), and non-combustible gas is filled in the gas cylinder (8), a spray washing pipe (10) is fixed at the top of the fireproof front panel (201), a plurality of spray nozzles (11) are arranged at the lower side of the spray washing pipe (10), the spray washing pipe (10) is connected with a feeding pipe (12), the feeding pipe (12) penetrates through the fireproof front panel (201) and is connected with the upper end of a coiled pipe (7), the space of the interlayer (204) outside the serpentine pipe (7) is filled with flame-retardant filler (13).

2. A secure fire rated door for buildings as claimed in claim 1, further comprising: the novel piston ball type oil pump is characterized in that a piston ball (14) is arranged inside the lower end of the coiled pipe (7), a piston ball containing pipe (15) is arranged at the tail end of the upper end of the coiled pipe (7), the number of the inlet pipes (12) is two, the two inlet pipes (12) are connected with two outlets (16) on the side wall of the coiled pipe (7), the distance between the two outlets (16) is larger than the diameter of the piston ball (14), and the distance between the outlet (16) and the tail end of the piston ball containing pipe (15) is larger than the diameter of the piston ball (.

3. A secure fire rated door for buildings as claimed in claim 1, further comprising: fire alarm ware (6) are used for detecting the condition of a fire and control prevent opening or the closed condition of fire door (2), can send signal of telecommunication notice surveillance center, and relay (17) and power (18) are connected in fire alarm ware (6), and relay (17) and power are located intermediate layer (204), electric air valve (9) and electric door closer (3) are connected in relay (17).

4. A secure fire rated door for buildings as claimed in claim 1, further comprising: the fireproof door frame (1) is a rectangular frame and is provided with a doorsill, a circle of boss (19) is arranged on the inner side of the fireproof door frame (1), and the boss (19) is in lap joint with a concave position (20) at the edge of the fireproof door frame (202).

5. A secure fire rated door for buildings as claimed in claim 4, wherein: and an asbestos sealing gasket (21) is arranged on the concave position (20).

6. A secure fire rated door for buildings as claimed in claim 1, further comprising: the main body of the fireproof front panel (201) is a core plate (22), the surface of the core plate (22) is covered with a heat insulation layer (23), a buffer layer (24) covers the heat insulation layer (23), and an anti-scratch layer (25) covers the buffer layer (24).

7. A secure fire rated door for buildings as claimed in claim 6, wherein: the core plate (22) is a steel plate or an aluminum alloy plate.

8. A secure fire rated door for buildings as claimed in claim 6, wherein: the heat insulation layer (23) is formed by splicing ceramic plates.

9. The fire door for building as claimed in claim 6, wherein the buffer layer (24) is ABS plastic plate or L CP liquid crystal polymer film.

10. A secure fire rated door for buildings as claimed in claim 6, wherein: the anti-scratch layer (25) is a toughened anti-scratch glass film.