CN211422332U

CN211422332U - Novel high temperature resistant anticollision of strengthening prevents fire door

Info

Publication number: CN211422332U
Application number: CN201921862532.0U
Authority: CN
Inventors: 郑针生
Original assignee: Guangzhou Fanqi Electronic Technology Co ltd
Current assignee: Guangzhou Fanqi Electronic Technology Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-09-04
Anticipated expiration: 2029-10-31

Abstract

The utility model relates to a fire-fighting equipment field, in particular to novel fire door of crashproof is strengthened to high temperature resistant. The door comprises a door body, be equipped with steel door frame and steel door leaf on the door body, the door leaf passes through the hinge and rotates to be connected on the door frame, be provided with fire prevention expansion joint strip in the just right vertical rabbet of current direction with the door leaf, the steel door leaf includes first steel sheet and second steel sheet, first steel sheet encloses into the casing with second steel sheet interconnect, both ends are equipped with first steel sheet skeleton and second steel sheet skeleton respectively in the casing, are located the medial surface of first steel sheet between first steel sheet skeleton and the second steel sheet skeleton and second steel sheet scribbles the aerogel flame retardant coating, be equipped with the heat shield sheet layer in the casing, be equipped with liquid water in the heat shield layer, the door leaf is equipped with the through-hole along the thickness direction, be equipped with the sealing plug in the through-hole. Through the steel sheet thickness of increase door frame and door leaf for crashworthiness has obtained satisfying, and mechanical properties has also obtained very big enhancement.

Description

Novel high temperature resistant anticollision of strengthening prevents fire door

[ technical field ] A method for producing a semiconductor device

The utility model relates to a fire-fighting equipment field, in particular to novel fire door of crashproof is strengthened to high temperature resistant.

[ background of the invention ]

A fire door is a door that can satisfy fire stability, integrity and thermal insulation for a certain period of time. The materials are mainly divided into the following parts: fire doors made of wood, steel, wood, glass, etc.; there is also a corresponding rating with different fire resistance properties. Since crashworthiness is not a major performance indicator of fire doors, there is no particular provision in this regard. In the prior art, most fireproof doors used in production workshops are steel fireproof doors, and metal is not easy to burn and melt in a fire disaster by utilizing the characteristic of high melting point of metal, so that the fire disaster can be effectively prevented from spreading. However, the steel fireproof door in the production workshop is damaged to a certain extent after being used for a period of time due to the need of frequently transporting goods, so that the fireproof performance of the steel fireproof door is influenced.

[ Utility model ] content

Not enough to prior art exists, the utility model aims to provide a can have good fire behavior, also have good crashproof performance's novel fire door.

In order to solve the above problem, the utility model discloses following technical scheme:

the utility model provides a novel fire door that prevents collision is strengthened to high temperature resistant, includes the door body, be equipped with steel door frame and steel door leaf on the door body, the door leaf passes through the hinge and rotates to be connected on the door frame, the door frame is provided with fire prevention expansion joint strip along the just right vertical rabbet of current direction with the door leaf, the steel door leaf includes first steel sheet and second steel sheet, first steel sheet encloses into the casing with second steel sheet interconnect, both ends are equipped with first steel sheet skeleton and second steel sheet skeleton respectively in the casing, are located the medial surface of first steel sheet between first steel sheet skeleton and the second steel sheet skeleton scribbles the aerogel flame retardant coating, be equipped with the heat shield plate layer in the casing, be equipped with liquid water in the heat shield plate layer, the door leaf is equipped with the through-hole along the thickness direction, be equipped with the sealing.

Preferably, the material of aerogel flame retardant coating is aerogel.

Preferably, the through hole is provided with the top of the door leaf.

Preferably, an anti-slip ring is arranged between the sealing plug and the through hole.

Preferably, the sealing plug is made of rubber.

Preferably, the surfaces of the first steel plate and the second steel plate are coated with flame retardant.

Preferably, the blackness of the heat shield plate is 0.05.

Preferably, the thickness of the steel plate of the door frame is 5 mm.

Preferably, the first and second steel plates have a thickness of 3 mm.

Preferably, the thickness of the steel plate of the first steel plate framework and the second steel plate framework is 5 mm.

The utility model relates to a novel fire door that prevents of anticollision is strengthened to high temperature resistant beneficial effect as follows:

the utility model discloses an increase the steel sheet thickness of door frame and door leaf for crashworthiness has obtained satisfying, and mechanical properties has also obtained very big enhancement. By coating the flame retardant agent on the surfaces of the first steel plate and the second steel plate, the flame retardant agent can increase the heat resistance of the first steel plate and the second steel plate in case of fire. The medial surface of first steel sheet and second steel sheet between first steel sheet skeleton and second steel sheet skeleton scribbles the aerogel flame retardant coating, and the aerogel is the lightest solid in the known world, makes it can not influence the dead weight of preventing fire door to the aerogel is very sturdy and durable, and melting temperature is 1200 ℃. Meanwhile, the heat shield is arranged to achieve the effect of reflecting heat, so that the heat conduction speed is reduced when a fire disaster happens; through being equipped with liquid water in the heat shield layer, when the conflagration took place, slowly with the door plant fever of burning, the liquid water boiling in the door plant this moment breaks through the sealing plug, scatters afterwards, not only can reduce the heat of preventing fire door, also can play certain inhibitory action to flame on every side simultaneously.

The conception, the specific structure and the effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

[ description of the drawings ]

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

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

FIG. 3 is a sectional view of a door leaf;

FIG. 4 is a schematic view of the double door structure of the present invention;

FIG. 5 is a cross-sectional view of a double door construction;

a door body 1; a door frame 2; a door leaf 3; a first steel plate 31; a second steel plate 32; a first steel plate skeleton 33; a second steel plate skeleton 34; an aerogel fire barrier layer 35; a fireproof expansion sealing rubber strip 4; a heat shield layer 5; liquid water 6; and a sealing plug 7.

[ detailed description ] embodiments

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art. In addition, in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.

Referring to fig. 1, fig. 1 shows a preferred embodiment of a novel fire door with high temperature resistance, enhanced anti-collision performance:

the utility model provides a novel fire door that prevents collision is strengthened to high temperature resistant, includes a body 1, be equipped with steel door frame 2 and steel door leaf on the body 1. The best mode of the embodiment is as follows: the thickness of the steel plate of the door frame 2 is 5mm, the thickness of the first steel plate 31 and the second steel plate 32 is 3mm, and through large thickening, the emphasized anti-collision capacity is met, and the mechanical performance is also greatly enhanced.

Specifically, the door leaf is rotatably connected to a door frame 2 through a hinge, and a fireproof expansion sealing rubber strip 4 is arranged in a vertical rabbet of the door frame 2, which is opposite to the door leaf along the passing direction; through setting up fire prevention

inflation joint strip

4, 4 automatic expansions of fire prevention inflation joint strip when the conflagration breaing out, shutoff crack gap, the circulation of air between two spaces of separation, the effectual early dense cigarette of conflagration that has prevented, toxic gas and steam are to the harm of human body and control the intensity of a fire and stretch.

More specifically, the steel door leaf includes a first steel plate 31 and a second steel plate 32, and the first steel plate 31 and the second steel plate 32 are connected to each other to form a shell. In this embodiment, the surfaces of the first steel plate 31 and the second steel plate 32 are coated with a flame retardant, and the flame retardant has a flame retardant effect, and can increase the heat resistance of the first steel plate 31 and the second steel plate 32 in case of fire.

More specifically, both ends are equipped with first steel sheet skeleton 33 and second steel sheet skeleton 34 respectively in the casing, first steel sheet skeleton 33 and second steel sheet skeleton 34's steel sheet thickness is 5 mm. Because the door leaf is the position that is strikeed most easily is exactly in the both sides limit of door leaf, through setting up first steel sheet skeleton 33 and second steel sheet skeleton 34, strengthened the intensity of this casing, crashworthiness is satisfied.

More specifically, the inner side surfaces of the first steel plate 31 and the second steel plate 32 between the first steel plate framework 33 and the second steel plate framework 34 are coated with the aerogel fireproof layer 35. In this embodiment, the material of aerogel flame retardant coating 35 is the aerogel. The aerogel fire barrier layer 35 is made of aerogel, which is the lightest solid in the world, so that the aerogel does not affect the dead weight of the fire door, and the aerogel is very firm and durable, and has a melting temperature of 1200 ℃.

More specifically, a heat shield layer 5 is arranged in the shell; in this embodiment, the blackness of the heat shield is 0.05, and the heat shield with the blackness of 0.05 can reduce the radiation heat exchange amount to 1/27, so that the heat insulation effect is more remarkable.

More specifically, be equipped with liquid water 6 in the heat shield layer 5, the door leaf is equipped with the through-hole along thickness direction, be equipped with sealing plug 7 in the through-hole. The best mode of the embodiment is as follows: the through hole is arranged at the top of the door leaf. When the temperature of the door leaf is too high, the water is vaporized and boiled, so that the sealing plug 7 is pushed open, the water vapor is dispersed, and the aim of reducing the temperature of the door leaf is fulfilled

More specifically, in order to prevent the sealing plug 7 from easily falling out, an anti-slip ring is arranged on the circumferential wall of the sealing plug 7, and the anti-slip ring is made of rubber, so that the sealing plug 7 is clamped in the through hole.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel fire door that prevents collision is strengthened to high temperature resistant which characterized in that: the fireproof door comprises a door body (1), wherein a steel door frame (2) and a steel door leaf (3) are arranged on the door body (1), the door leaf (3) is rotatably connected to the door frame (2) through a hinge, fireproof expansion sealing rubber strips (4) are arranged in vertical tongue-and-groove openings, which are right opposite to the passing direction, of the door frame (2) and the door leaf (3), the steel door leaf (3) comprises a first steel plate (31) and a second steel plate (32), the first steel plate (31) and the second steel plate (32) are connected with each other to form a shell, a first steel plate framework (33) and a second steel plate framework (34) are respectively arranged at two ends in the shell, an aerogel fireproof layer (35) is coated on the inner side surfaces of the first steel plate (31) and the second steel plate (32) between the first steel plate framework (33) and the second steel plate framework (34), a heat shielding layer (5) is arranged in the shell, and liquid water (, the door leaf (3) is provided with a through hole along the thickness direction, and a sealing plug (7) is arranged in the through hole.

2. The fire door of claim 1, wherein: the material of aerogel flame retardant coating (35) is the aerogel.

3. The fire door of claim 1, wherein: the through hole is arranged at the top of the door leaf (3).

4. The fire door of claim 3, wherein: and an anti-skid ring is arranged between the sealing plug (7) and the through hole.

5. The fire door of claim 4, wherein: the sealing plug (7) is made of rubber.

6. The fire door of claim 4, wherein: the surfaces of the first steel plate (31) and the second steel plate (32) are coated with flame retardant.

7. The fire door of claim 1, wherein: the blackness of the heat shield plate is 0.05.

8. The fire door of claim 1, wherein: the thickness of the steel plate of the door frame (2) is 5 mm.

9. The fire door of claim 1, wherein: the thickness of the first steel plate (31) and the second steel plate (32) is 3 mm.

10. The fire door of claim 1, wherein: the thickness of the steel plate of the first steel plate framework (33) and the second steel plate framework (34) is 5 mm.