CN211549471U

CN211549471U - Steel heat-insulation fireproof door

Info

Publication number: CN211549471U
Application number: CN202020081441.XU
Authority: CN
Inventors: 秦永刚; 任玉龙
Original assignee: Anyang Jinzhong Fire Technology Co ltd
Current assignee: Anyang Jinzhong Fire Technology Co ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-09-22
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses a steel is thermal-insulated prevents fire door, including the steel door frame and the steel door body, the steel door body is articulated through fire prevention hinge and steel door frame, and the steel door body is inside to be cavity, just the steel door body includes skeleton, magnesium incombustible PLASTIC LAMINATED and panel layer, the skeleton is the U-shaped skeleton, and skeleton evenly distributed is between two magnesium incombustible PLASTIC LAMINATED. This steel is thermal-insulated prevents fire door, can increase the thickness of door through the hollow steel door body, and promote the heat-proof quality, the fire behavior is stronger, simultaneously can save material, the cost is saved, lighten a body weight, the magnesium incombustible PLASTIC LAMINATED and the panel layer of both sides can be supported to the skeleton through the U-shaped, increase the skeleton and the contact surface of magnesium incombustible PLASTIC LAMINATED, keep with magnesium incombustible PLASTIC LAMINATED perpendicular angle, improve the intensity and the anti deformability of the steel door body, non-deformable when pushing away the door, thereby avoid preventing that fire door can not open, the unobstructed of passway for escaping has been guaranteed.

Description

Steel heat-insulation fireproof door

Technical Field

The utility model relates to a prevent fire door technical field, specifically be a steel prevents fire door that insulates against heat.

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 building fireproof component product with certain fire resistance and heat insulation, such as a fireproof partition, an evacuation stair opening, a vertical shaft opening and the like. The existing steel fireproof door is mainly made of more fireproof materials, a door body is heavy, the cost is high, the fireproof performance and the heat insulation performance are not ideal, the deformation resistance is poor, the steel fireproof door is easy to deform at high temperature, and the steel fireproof door cannot be opened, so that people suffering from disasters can escape and firefighters can rescue.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a steel heat-insulating fireproof door, can increase the thickness of door through the hollow steel door body to promote heat-proof quality, the fire-proof ability is stronger, can save material simultaneously, practices thrift the cost, alleviates a body weight, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel is thermal-insulated prevents fire door, includes the steel door frame and the steel door body, the steel door body is articulated through fire prevention hinge and steel door frame, and the steel door body is inside to be cavity, just the steel door body includes skeleton, magnesium incombustible PLASTIC LAMINATED and panel layer, the skeleton is the U-shaped skeleton, and skeleton evenly distributed is between two magnesium incombustible PLASTIC LAMINATED, and the panel layer is fixed to be set up at the outside surface of magnesium incombustible PLASTIC LAMINATED, be provided with the air bed in the cavity that skeleton and magnesium incombustible PLASTIC LAMINATED enclose, and the outside surface of the steel door body is provided with the fire prevention lock, is provided with the door closer between the steel door frame and the steel door body, the fixed.

As an optimal technical scheme of the utility model, the side surface on panel layer is provided with the lid and stitches the board, steel door frame, panel layer, lid are sewed up board and skeleton and are cold rolling galvanized steel sheet.

As an optimized technical scheme of the utility model, the side surface upper portion of the steel door body is provided with the fire prevention glass window.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the steel of example prevents fire door that insulates against heat, can increase the thickness of door through the hollow steel door body, and promote the heat-proof quality, fire behavior is stronger, simultaneously can save material, practice thrift the cost, lighten a body weight, the skeleton through the U-shaped can support the magnesium incombustible PLASTIC LAMINATED and the panel layer of both sides, increase the contact surface of skeleton and magnesium incombustible PLASTIC LAMINATED, keep with magnesium incombustible PLASTIC LAMINATED perpendicular angle, improve the intensity and the anti deformability of the steel door body, non-deformable when pushing away the door, thereby avoid preventing that fire door can not open, the unobstructed of passway for escaping has been guaranteed, use safety has been improved, fire prevention expansion sealing member between crack can expand after being heated stifled, real crack, block the flue gas diffusion, win the valuable time for fleing and fire rescue.

Drawings

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

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

fig. 3 is a schematic structural diagram of another embodiment of the present invention.

In the figure: 1 steel door frame, 2 steel door bodies, 21 frameworks, 22 air layers, 23 magnesium non-combustible fire-proof plates, 24 panel layers, 25 fire-proof expansion sealing elements, 3 wood alloy blocks, 4 fire-proof locks, 5 fire-proof glass windows, 6 noctilucent safety identification plates, 7 fire-fighting equipment boxes, 8 door closers, 9 water outlet pipes, 10 guide pipes, 11 water inlet pipes and 12 external threads.

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.

Referring to fig. 1-2, the present invention provides a technical solution: a steel heat insulation fireproof door comprises a steel door frame 1 and a steel door body 2, wherein the steel door body 2 is hinged with the steel door frame 1 through a fireproof hinge, the steel door body 2 is hollow, the steel door body 2 comprises a framework 21, magnesium non-combustible fireproof plates 23 and a panel layer 24, the framework 21 is a U-shaped framework, the framework 21 is uniformly distributed between the two magnesium non-combustible fireproof plates 23, the panel layer 24 is fixedly arranged on the outer side surfaces of the magnesium non-combustible fireproof plates 23, an air layer 22 is arranged in a cavity defined by the framework 21 and the magnesium non-combustible fireproof plates 23, a fireproof lock 4 is arranged on the outer side surface of the steel door body 2, a door closer 8 is arranged between the steel door frame 1 and the steel door body 2, a fireproof expansion sealing piece 25 is fixedly arranged at the joint of the steel door frame 1 and the steel door body 2, a seam covering plate is arranged on the side surface of the panel layer 24, the steel door frame 1, the panel layer 24, the, this steel is thermal-insulated prevents fire door, can increase the thickness of door through hollow steel door body 2, and promote the heat-proof quality, the fire behavior is stronger, simultaneously can save material, the cost is saved, lighten a body weight, skeleton 21 through the U-shaped can support magnesium incombustible PLASTIC LAMINATED 23 and the panel layer 24 of both sides, increase skeleton 21 and the contact surface of magnesium incombustible PLASTIC LAMINATED 23, keep with magnesium incombustible PLASTIC LAMINATED 23 vertical angle, improve the intensity and the anti deformability of steel door body 2, non-deformable when pushing away the door, thereby avoid preventing that fire door does not open, the unobstructed of escape route has been guaranteed, the safety in utilization has been improved, fire prevention expansion sealing member 25 between the crack can expand after being heated, stifled real crack, block the flue gas diffusion, win the valuable time for fleing and fire rescue.

The upper part of the side surface of the steel door body 2 is provided with a fireproof glass window 5 for daylighting at ordinary times and avoiding the corridor from being too dark.

Referring to fig. 3, the present invention further provides another embodiment: a steel heat insulation fireproof door comprises a steel door frame 1 and a steel door body 2, wherein the steel door body 2 is hinged with the steel door frame 1 through a fireproof hinge, the steel door body 2 is hollow, the steel door body 2 comprises a framework 21, magnesium non-combustible fireproof plates 23 and a panel layer 24, the framework 21 is a U-shaped framework, the framework 21 is uniformly distributed between the two magnesium non-combustible fireproof plates 23, the panel layer 24 is fixedly arranged on the outer side surfaces of the magnesium non-combustible fireproof plates 23, an air layer 22 is arranged in a cavity defined by the framework 21 and the magnesium non-combustible fireproof plates 23, a fireproof lock 4 is arranged on the outer side surface of the steel door body 2, a door closer 8 is arranged between the steel door frame 1 and the steel door body 2, a fireproof expansion sealing piece 25 is fixedly arranged at the joint of the steel door frame 1 and the steel door body 2, a seam covering plate is arranged on the side surface of the panel layer 24, the steel door frame 1, the panel layer 24, the, the side surface of the top plate of the steel door frame 1 is evenly provided with water outlet pipes 9, the outer side surface of the water outlet pipes 9 is provided with external threads 12, and the water outlet of the water outlet pipe 9 is fixedly provided with a wood alloy block 3, the water outlet pipe 9 penetrates through the side surface of the top plate of the steel door frame 1 and is communicated with a guide pipe 10, the upper surface of the guide pipe 10 is provided with an L-shaped water inlet pipe 11, the water inlet pipe 11 is communicated with an external fire water tank and is used for supplying water to the water outlet pipe 9, when a fire disaster happens, the wood alloy block 3 at the water outlet of the water outlet pipe 9 is heated and melted, so that the water outlet pipe 9 can be opened and the fire door can be actively extinguished by spraying water, thereby guaranteed the unobstructed of escape route, be favorable to stranded personnel's the fleing, improved the safety in utilization, the fire fighter can be with fire hose threaded connection to outlet pipe 9's external screw thread 12 department after arriving, supplementary fire fighter gets the water fast to put out a fire fast.

The lower part of the side surface of the steel door body 2 is respectively fixedly provided with a luminous safety identification plate 6 and a fire-fighting equipment box 7, the luminous safety identification plate 6 is convenient for escaping and identifying a road, and the fire-fighting equipment box 7 is used for placing a fire extinguisher, a fire axe and the like, so that the escaping is more convenient.

The utility model discloses the standard of execution is GB 12955 supple with material 2008 "prevent fire door".

When in use:

when a fire disaster occurs, the steel door body 2 is heated, the air layer 22 in the steel door body can play a certain role in heat insulation and heat conduction delay, the fire spreading is delayed, meanwhile, the fireproof expansion sealing piece 25 expands when heated, so that a door gap is blocked, the smoke diffusion is blocked, and valuable time is gained for fire rescue and escape;

the U-shaped framework 21 supports the magnesium non-combustible fireproof plates 23 and the panel layers 24 at two sides, so that the steel door body 2 can be prevented from being deformed and cannot be opened, rapid escape of disaster victims and timely rescue of firefighters are facilitated, and life and property safety of people is guaranteed;

after the wood alloy block 3 is heated and melted, the water outlet of the water outlet pipe 9 is opened, high-pressure water in the external fire-fighting water tank flows into the water outlet pipe 9 through the water inlet pipe 11 and the guide pipe 10 and is sprayed out from the water outlet of the water outlet pipe 9, fire is actively extinguished at the position of a fire-proof door, the smoothness of an escape passage is ensured, escape of trapped people is facilitated, and the use safety is improved.

The non-disclosed part of the utility model is the prior art, and the specific material and the working principle are not detailed. 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. The utility model provides a steel is thermal-insulated prevents fire door, includes steel door frame (1) and steel door body (2), its characterized in that: the steel door body (2) is hinged with the steel door frame (1) through a fireproof hinge, the interior of the steel door body (2) is hollow, and the steel door body (2) comprises a framework (21), a magnesium non-combustible fireproof plate (23) and a panel layer (24), the framework (21) is a U-shaped framework, the framework (21) is uniformly distributed between the two magnesium non-combustible fireproof plates (23), the panel layer (24) is fixedly arranged on the outer side surface of the magnesium non-combustible fireproof plates (23), an air layer (22) is arranged in a cavity enclosed by the framework (21) and the magnesium non-combustible fireproof plate (23), a fireproof lock (4) is arranged on the outer side surface of the steel door body (2), a door closer (8) is arranged between the steel door frame (1) and the steel door body (2), and a fireproof expansion sealing piece (25) is fixedly arranged at the joint of the steel door frame (1) and the steel door body (2).

2. The steel heat insulating and fire resisting door of claim 1, wherein: the side surface of the panel layer (24) is provided with a crack covering plate, and the steel door frame (1), the panel layer (24), the crack covering plate and the framework (21) are all cold-rolled galvanized steel plates.

3. The steel heat insulating and fire resisting door of claim 1, wherein: and the upper part of the side surface of the steel door body (2) is provided with a fireproof glass window (5).