CN216043411U

CN216043411U - Fire-fighting access is with preventing fire door

Info

Publication number: CN216043411U
Application number: CN202121722110.0U
Authority: CN
Inventors: 赵文泽
Original assignee: Individual
Current assignee: Jiangsu Changcheng Fire Fighting Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-03-15
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a fire-proof door for a fire-fighting passage, which relates to the technical field of fire-fighting safety and comprises a door frame, wherein a connecting element is fixedly connected at the left end of the door frame, a door body is arranged at the left end of the connecting element, a movable supporting element is arranged at the upper end of the door frame, the lower end of the movable supporting element is fixedly connected with the upper end of the arranged door body, a partition plate is arranged inside the door body, and a sliding plate is arranged inside the partition plate. And the heat-proof material flows to the outside of the door body, thereby increasing the heat-proof effect of the door body.

Description

Fire-fighting access is with preventing fire door

Technical Field

The utility model relates to the technical field of fire safety, in particular to a fireproof door for a fire passage.

Background

The fire door is a member for blocking fire spread in a building, can meet the fire separation requirement in case of fire, becomes an indispensable fire protection configuration in modern buildings and is forcibly applied, and is used as a fire door at fire passage positions such as airports, hotels, large-scale shopping malls, living quarters, municipal buildings, government agencies and the like, emergency exits, receiving doors, safety doors, internal passage doors and the like. The following problems exist in the prior art:

1. when a fire disaster occurs in some existing fire-fighting access fire-fighting doors, the sealing performance of the fire-fighting doors is poor, and harmful gas generated by the fire disaster easily enters the fire-fighting access to cause harm to the body of an access person;

2. the fire-proof performance of some existing fire-fighting access fire doors is poor, and long-time high-temperature combustion can cause damage to the fire doors, so that the fire can spread, the evacuation of people is influenced, and damage to other buildings is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fire-proof door for a fire passage, which aims to solve the problem that the body of a passage person is damaged due to the fact that the sealing performance of the fire-proof door is poor under the condition that some fire-proof doors for the fire passage have a fire disaster, and harmful gas generated by the fire disaster easily enters the fire passage; the other purpose is to solve the problem that the fire-proof performance of some fire-proof doors in fire-fighting passages is poor, and the long-time high-temperature combustion can cause damage to the fire-proof doors, so that the fire can spread, the evacuation of people is influenced, and the damage to other buildings is caused.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a fire control passageway is with preventing fire door, includes the door frame, the left end fixedly connected with connecting element of door frame, and connecting element's left end is provided with a body, the upper end of door frame is provided with movable support element, and the lower extreme of movable support element and the door body upper end fixed connection who sets up, the inside of the door body is provided with the baffle, the inside of baffle is provided with the slide, and the right-hand member fixedly connected with temperature-sensing element of slide, the left end fixedly connected with spring element of slide, the lower extreme of baffle is provided with the axis of rotation, and both ends rotate about the door body is inside with the setting about both ends of axis of rotation, the positive fixedly connected with backup pad of axis of rotation, the flow groove has been seted up in the front of the door body.

The technical scheme of the utility model is further improved as follows: the outer wall of slide and the inner wall looks adaptation of the baffle that sets up, and the baffle sliding connection of slide and setting up, the slide is through the left end fixed connection of the spring element who sets up and the door body.

Adopt above-mentioned technical scheme, the flow groove in this scheme sets up to the dovetail groove, can increase the flow area of misce bene material, and is difficult to the flow and falls externally and run off.

The technical scheme of the utility model is further improved as follows: the upper end of the partition board is provided with a through hole in a penetrating mode, and the sliding plate is provided with an elongated slot in a penetrating mode.

By adopting the technical scheme, the through holes and the long grooves are arranged in a staggered manner, so that the through holes can be conveniently plugged when no fire occurs.

The technical scheme of the utility model is further improved as follows: the door body is characterized in that a plate core is arranged inside the door body, a heat-resistant layer is arranged outside the door body, a heat-insulating plate is fixedly connected to the left end of the heat-resistant layer, and the left end of the heat-insulating plate is fixedly connected with the right end of the plate core.

The technical scheme of the utility model is further improved as follows: the outside of board core is provided with annular expansion ring, and the outside of annular expansion ring is provided with the valve opening.

By adopting the technical scheme, the valve hole in the scheme is convenient for the annular expansion ring to enter hot air after being heated, so that the sealing stop block is conveniently pushed.

The technical scheme of the utility model is further improved as follows: the right end of the plate core is fixedly connected with a fixed block, the right end of the fixed block is slidably connected with a telescopic element, and the right end of the telescopic element is fixedly connected with a sealing stop block.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:

1. the utility model provides a fire door for a fire passage, which can mix two substances together when a fire occurs through the arrangement of a partition plate, a support plate and a rotating shaft, so that the heat-proof effect of a door body plate core is increased.

2. The utility model provides a fire-fighting passage fireproof door, which is characterized in that through the arrangement of an annular expansion ring and a valve hole in the annular expansion ring, when a fire disaster occurs, the annular expansion ring expands to push a sealing stop block, so that the sealing stop block is contacted with the inner wall of a door frame, the sealing effect between a door body and the door frame can be increased, and the harmful smoke generated by the fire disaster is prevented from flowing into the fire-fighting passage to cause the damage to the body of a person.

Drawings

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a schematic sectional perspective view of the door and the partition plate of the present invention;

FIG. 3 is a schematic view of the partition and the slide plate of the present invention;

FIG. 4 is a schematic structural view of a door body and a panel core according to the present invention;

FIG. 5 is a schematic view of the structure at A of FIG. 4 according to the present invention.

In the figure: 1. a door frame; 2. a connecting element; 3. a door body; 31. a partition plate; 311. a slide plate; 312. a temperature sensing element; 313. a long groove; 314. a spring element; 315. a through hole; 32. a rotating shaft; 33. a support plate; 34. a flow channel; 35. a heat-resistant layer; 36. a heat insulation plate; 37. a board core; 371. an annular expansion ring; 372. a fixed block; 373. a telescopic element; 374. sealing the stop block; 4. a movable support member.

Detailed Description

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

example 1

As shown in fig. 1 to 5, the present invention provides a fire door for a fire passage, which includes a door frame 1, a connecting element 2 is fixedly connected to a left end of the door frame 1, a door body 3 is disposed at a left end of the connecting element 2, a movable supporting element 4 is disposed at an upper end of the door frame 1, a lower end of the movable supporting element 4 is fixedly connected to an upper end of the door body 3, a partition plate 31 is disposed inside the door body 3, a through hole 315 is disposed at an upper end of the partition plate 31, a long groove 313 is disposed through the sliding plate 311, the through hole 315 and the long groove 313 are staggered, so that the through hole 315 can be conveniently plugged when there is no fire, the sliding plate 311 is disposed inside the partition plate 31, a temperature sensing element 312 is fixedly connected to a right end of the sliding plate 311, a spring element 314 is fixedly connected to a left end of the sliding plate 311, the arrangement of the sliding plate 311, the temperature sensing element 312 and the spring element 314 can make the through hole 315 and the long groove 313 on the same longitudinal line, thereby make things convenient for the upper end fire control material to drop the upper end of backup pad 33, thereby make two kinds of fire control materials mix, the lower extreme of baffle 31 is provided with axis of rotation 32, and both ends rotate with the door body 3 that sets up about both ends are connected, the front fixedly connected with backup pad 33 of axis of rotation 32, baffle 31 and backup pad 33 and the setting of axis of rotation 32, can mix two kinds of materials together when meetting the conflagration, thereby increase the heat-proof effect of door body plate core, the front of door body 3 is seted up flow groove 34, the setting of flow groove 34, the outside of the door body 3 that flows down, thereby increase the heat-proof effect of door body 3, flow groove 34 sets up to the dovetail groove, can increase the flow area of combined material, and be difficult for the outflow to run off outside, the outer wall of slide 311 and the inner wall looks adaptation of the baffle 31 that sets up, and slide 311 and the baffle 31 sliding connection that sets up, the slide plate 311 is fixedly connected to the left end of the door body 3 by a spring member 314.

Example 2

As shown in fig. 1 to 5, on the basis of embodiment 1, the present invention provides a technical solution: preferably, a plate core 37 is arranged inside the door body 3, a heat-resistant layer 35 is arranged outside the door body 3, a heat-insulating plate 36 is fixedly connected to the left end of the heat-insulating plate 35, the left end of the heat-insulating plate 36 is fixedly connected to the right end of the arranged plate core 37, an annular expansion ring 371 is arranged outside the plate core 37, a valve hole is formed in the outside of the annular expansion ring 371, the valve hole is used for facilitating hot air entering the annular expansion ring 371 after the annular expansion ring is heated, so that a sealing stop 374 is conveniently pushed, a fixed block 372 is fixedly connected to the right end of the plate core 37, a telescopic element 373 is slidably connected to the right end of the fixed block 372, a sealing stop 374 is fixedly connected to the right end of the telescopic element 373, the annular expansion ring 371 and the annular expansion ring 371 are arranged, so that the annular expansion ring 371 expands to push the sealing stop 374 to make the sealing stop 374 contact with the inner wall of the door frame 1 when a fire occurs, so that the sealing effect between the door body 3 and the door frame 1 can be increased, the harmful smoke generated by fire is prevented from flowing into the fire fighting channel.

The working principle of the fire door for fire passage will be described in detail below.

As shown in fig. 1 to 5, when a fire occurs, the temperature outside the fire fighting door rises, the temperature sensing element 312 is exploded as the temperature rises, then the temperature sensing element 312 is pulled to move leftwards according to the arrangement of the spring element 314, so that the through hole 315 and the long groove 313 are on the same longitudinal line, the fire fighting material at the upper end of the temperature sensing element 312 flows into the upper end of the supporting plate 33 to be mixed with another fire fighting material, the combined fire fighting material has high heat resistance, the rotating shaft 32 rotates as the gravity at the upper end of the supporting plate 33 increases, then the mixed fire fighting material is poured into the flow groove 34 to increase the internal heating effect outside the door body 3, the plate core 37 expands as the temperature rises to push the sealing stopper 374 to move outwards, thereby increasing the sealing performance between the door body 3 and the door frame 1 and preventing harmful gas from being transmitted to the inside the fire fighting tunnel, the utility model has simple structure and convenient operation.

The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.

Claims

1. The utility model provides a fire control passageway is with preventing fire door, includes door frame (1), the left end fixedly connected with connecting element (2) of door frame (1), and the left end of connecting element (2) is provided with a body (3), the upper end of door frame (1) is provided with movable support element (4), and the lower extreme of movable support element (4) and the door body (3) upper end fixed connection of setting, its characterized in that: the inside of the door body (3) is provided with baffle (31), the inside of baffle (31) is provided with slide (311), and the right-hand member fixedly connected with temperature sensing element (312) of slide (311), the left end fixedly connected with spring element (314) of slide (311), the lower extreme of baffle (31) is provided with axis of rotation (32), and both ends rotate about both ends and the door body (3) inside of setting up about axis of rotation (32) are connected, the positive fixedly connected with backup pad (33) of axis of rotation (32), flow groove (34) have been seted up in the front of the door body (3).

2. The fire rated door as claimed in claim 1, wherein: the outer wall of the sliding plate (311) is matched with the inner wall of the arranged partition plate (31), the sliding plate (311) is in sliding connection with the arranged partition plate (31), and the sliding plate (311) is fixedly connected with the left end of the door body (3) through the arranged spring element (314).

3. The fire door as claimed in claim 2, wherein: the upper end of the partition plate (31) is provided with a through hole (315) in a penetrating mode, and the sliding plate (311) is provided with a long groove (313) in a penetrating mode.

4. The fire rated door as claimed in claim 1, wherein: the door body (3) is internally provided with a plate core (37), the door body (3) is externally provided with a heat-resistant layer (35), the left end of the heat-resistant layer (35) is fixedly connected with a heat-insulating plate (36), and the left end of the heat-insulating plate (36) is fixedly connected with the right end of the plate core (37).

5. The fire rated door as claimed in claim 4, wherein: the outside of board core (37) is provided with annular expansion circle (371), and the outside of annular expansion circle (371) is provided with the valve hole.

6. The fire rated door as claimed in claim 5, wherein: the right end of the plate core (37) is fixedly connected with a fixed block (372), the right end of the fixed block (372) is connected with a telescopic element (373) in a sliding mode, and the right end of the telescopic element (373) is fixedly connected with a sealing stop block (374).