CN216665440U

CN216665440U - Prevent fire door with function of discharging fume

Info

Publication number: CN216665440U
Application number: CN202122695850.6U
Authority: CN
Inventors: 许文强
Original assignee: Jiangyin Qiangda Decoration Material Co ltd
Current assignee: Jiangyin Qiangda Decoration Material Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-06-03
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a fireproof door with a smoke exhaust function, and relates to the technical field of fireproof doors. The smoke exhaust door comprises a door frame, an exhaust fan and a sealing mechanism, wherein a door body is rotatably connected inside the door frame through a hinge, a first smoke cavity is formed in the side wall of the door frame, the exhaust fan is fixedly connected to the door frame outside the first smoke cavity, a second smoke cavity is formed in the door body, the first smoke cavity is communicated with the second smoke cavity through a smoke guide hose, the sealing mechanism is fixedly connected in the door body below the second smoke cavity, a smoke inlet is formed in the door body on the front side of the second smoke cavity, and a handle is fixedly connected to the door body. According to the utility model, the exhaust fan can exhaust indoor dense smoke to the outdoor, so that the fireproof door has fireproof capability and smoke exhaust capability, and meanwhile, the sealing mechanism can seal the smoke inlet on the door body when a fire disaster does not happen, so that dust is effectively prevented from entering the second smoke cavity from the smoke inlet.

Description

Prevent fire door with function of discharging fume

Technical Field

The utility model belongs to the technical field of fireproof doors, and particularly relates to a fireproof door with a smoke exhaust function.

Background

A fire door is a door that can meet the requirements of fire stability, integrity and thermal insulation within a certain period of time. The fireproof partition is arranged between fireproof partitions, evacuation staircases, vertical shafts and the like and has certain fire resistance, a large amount of dense smoke is usually generated while a fire disaster occurs, the smoke is sucked into a human body to cause suffocation of the smoke and influence on smooth escape of people, the existing fireproof door only has fireproof capacity, does not have a smoke exhaust function and cannot meet the requirements needed on the market, and therefore an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a fireproof door with a smoke discharging function, which comprises a door frame, an air suction fan and a sealing mechanism, wherein the door body is rotatably connected inside the door frame through a hinge, a first smoke cavity is formed in the side wall of the door frame, the air suction fan is fixedly connected on the door frame outside the first smoke cavity, a second smoke cavity is formed in the door body, the first smoke cavity is communicated with the second smoke cavity through a smoke guide hose, the sealing mechanism is fixedly connected in the door body below the second smoke cavity, a smoke inlet is formed in the door body at the front side of the second smoke cavity, and a handle is fixedly connected on the door body.

Preferably, the smoke inlet is communicated with the inside of the second smoke cavity, and the smoke guide hose is embedded and fixed in the door body and the door frame.

Preferably, one end of the smoke guide hose is located in the first smoke cavity, and the other end of the smoke guide hose is located in the second smoke cavity.

Preferably, the exhaust fan is embedded and fixed in the wall body, and an air outlet of the exhaust fan is fixedly sleeved with a smoke exhaust pipe.

Preferably, an inner cavity is formed in the door body below the second smoke cavity, and the sealing mechanism is located in the inner cavity.

Preferably, the sealing mechanism comprises a guide rail, a sealing plate, a screw rod and a small motor, the small motor and the guide rail are both fixed on the door body, the screw rod is fixedly connected with the rotating end of the small motor through a coupler, one end of the screw rod, far away from the small motor, of the screw rod is screwed into the sealing plate, and the sealing plate slides along the guide rail.

Preferably, the second smoke chamber is communicated with the inner cavity, and the sealing plate is attached to the inner wall of the door body on the rear side of the smoke inlet.

The utility model has the following beneficial effects:

1. according to the utility model, by driving the exhaust fan to rotate, dense smoke can enter the second smoke cavity through the smoke inlet, and is guided into the first smoke cavity through the smoke guide hose, and is finally exhausted to the outside from the second smoke cavity through the smoke exhaust pipe through the exhaust fan, so that smoke exhaust is realized, the fireproof door has a smoke exhaust function while having fireproof performance, and the practical effect is better.

2. According to the utility model, by arranging the sealing mechanism, the smoke inlet can be sealed through the sealing plate when a fire disaster does not happen, so that dust can be prevented from entering the second smoke cavity from the smoke inlet, and when the fire disaster happens, the sealing plate can be moved away from the smoke inlet by driving the small motor, so that the fireproof door can smoothly discharge smoke, and the use is more flexible.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an internal structural view of the present invention;

FIG. 2 is an external structural view of the present invention;

fig. 3 is a structural view of the sealing mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a door frame; 2. a door body; 3. a hinge; 4. an air extracting fan; 5. a smoke exhaust pipe; 6. a first smoke chamber; 7. a second smoke chamber; 8. a smoke guide hose; 9. a sealing mechanism; 91. a guide rail; 92. a sealing plate; 93. a screw rod; 94. a small-sized motor; 10. an inner cavity; 11. a smoke inlet; 12. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention is a fire door with smoke exhausting function, comprising a door frame 1, an exhaust fan 4 and a sealing mechanism 9, wherein the door body 2 is rotatably connected inside the door frame 1 through a hinge 3, a first smoke chamber 6 is arranged on the side wall of the door frame 1, the exhaust fan 4 is fixedly connected on the door frame 1 outside the first smoke chamber 6, the exhaust fan 4 is embedded and fixed in the wall body, a smoke exhaust pipe 5 is sleeved and fixed at the air outlet of the exhaust fan 4, the exhaust fan 4 can rotate to exhaust smoke entering the first smoke chamber 6 to the outside through the smoke exhaust pipe 5, a second smoke chamber 7 is arranged in the door body 2, the first smoke chamber 6 is communicated with the second smoke chamber 7 through a smoke guide hose 8, the smoke inlet 11 is communicated with the inside of the second smoke chamber 7, the smoke guide hose 8 is embedded in the door body 2 and the door frame 1, one end of the smoke guide hose 8 is positioned in the first smoke chamber 6, the other end of the smoke guide hose 8 is positioned in the second smoke chamber 7, can be with the leading-in first smoke chamber 6 of the inside flue gas in second smoke chamber 7 through leading cigarette hose 8, lead cigarette hose 8 and make for high temperature resistant material, have good high temperature resistance ability, fixedly connected with sealing mechanism 9 in the door body 2 of second smoke chamber 7 below, seted up on the door body 2 of second smoke chamber 7 front side into cigarette mouth 11, fixedly connected with handle 12 on the door body 2.

An inner cavity 10 is formed in the door body 2 below the second smoke cavity 7, the sealing mechanism 9 is located in the inner cavity 10, the sealing mechanism 9 comprises a guide rail 91, a sealing plate 92, a screw rod 93 and a small motor 94, the small motor 94 and the guide rail 91 are both fixed on the door body 2, the screw rod 93 is fixedly connected with the rotating end of the small motor 94 through a coupling, one end of the screw rod 93, far away from the small motor 94, is screwed into the sealing plate 92 in a threaded manner, the sealing plate 92 slides along the guide rail 91, the small motor 94 and the suction fan 4 are of common types on the market, which are not specifically limited herein, and the small motor 94 and the suction fan 4 are uniformly controlled through an external control switch, the control structure and the control mode do not belong to the necessary technical characteristics of the utility model, which are not described herein too much, the second smoke cavity 7 is communicated with the inner cavity 10, the sealing plate 92 is attached to the inner wall of the door body 2 at the rear side of the smoke inlet 11, the small motor 94 rotates to drive the screw rod 93 to rotate, the sealing plate 92 can be driven to move up and down along the guide rail 91, and the smoke inlet 11 can be sealed by the sealing plate 92.

The working principle is as follows: when the conflagration takes place, rotate by external the control unit drive small motor 94, drive lead screw 93 and rotate, can drive closing plate 92 along guide rail 91 downstream, make into mouth 11 and open, drive simultaneously and extract air fan 4 and rotate, external dense cigarette can get into second smoke chamber 7 through into mouth 11 this moment to get into first smoke chamber 6 through leading cigarette hose 8, finally can arrange this dense cigarette to outdoor through exhaust fan 4 through exhaust pipe 5.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modifications to the technical solutions described in the above embodiments, and equivalents of some technical features are included in the scope of the present invention.

Claims

1. The utility model provides a prevent fire door with function of discharging fume, includes door frame (1), extract air fan (4) and sealing mechanism (9), its characterized in that: the inside of door frame (1) is rotated through hinge (3) and is connected with a body (2), first smoke chamber (6) have been seted up on the lateral wall of door frame (1), fixedly connected with exhaust fan (4) on door frame (1) outside first smoke chamber (6), second smoke chamber (7) have been seted up in the door body (2), communicate through smoke guide hose (8) between first smoke chamber (6) and second smoke chamber (7), fixedly connected with sealing mechanism (9) in the door body (2) of second smoke chamber (7) below, smoke inlet (11) have been seted up on the door body (2) of second smoke chamber (7) front side, fixedly connected with handle (12) on the door body (2).

2. The fire door with smoke evacuation function as claimed in claim 1, wherein said smoke inlet (11) is connected to the inside of the second smoke chamber (7), and said smoke guiding hose (8) is fixed embedded in the door body (2) and the door frame (1).

3. The fire door with smoke evacuation function as claimed in claim 1, characterized in that one end of said smoke guiding hose (8) is located in a first smoke chamber (6) and the other end of said smoke guiding hose (8) is located in a second smoke chamber (7).

4. The fire door with smoke exhausting function as recited in claim 1, wherein the air exhausting fan (4) is embedded and fixed in the wall, and the smoke exhausting pipe (5) is sleeved and fixed at the air outlet of the air exhausting fan (4).

5. The fire door with smoke evacuation function according to claim 1, wherein an inner cavity (10) is formed in the door body (2) below the second smoke chamber (7), and the sealing mechanism (9) is located in the inner cavity (10).

6. The fireproof door with smoke exhausting function according to claim 1, wherein the sealing mechanism (9) comprises a guide rail (91), a sealing plate (92), a screw rod (93) and a small motor (94), the small motor (94) and the guide rail (91) are fixed on the door body (2), the screw rod (93) is fixedly connected with the rotating end of the small motor (94) through a coupler, one end of the screw rod (93) far away from the small motor (94) is screwed into the sealing plate (92), and the sealing plate (92) slides along the guide rail (91).

7. The fire door with smoke evacuation function as claimed in claim 6, wherein said second smoke chamber (7) communicates with the inner chamber (10), and said sealing plate (92) is attached to the inner wall of the door body (2) at the rear side of the smoke inlet (11).