CN219711375U - Corridor fire door - Google Patents

Abstract

The utility model relates to the technical field of fire doors, and discloses a corridor fire door, which comprises a fire door body; the door plate is arranged on the front surface of the fire door body; the round groove is arranged on the front surface of the fire door body; the filtering mechanism comprises a filter screen, a clamping groove and a clamping rod, wherein the filter screen is arranged in the round groove and is movably connected with the round groove, the clamping groove is formed in the filter screen, and one end of the clamping rod is inserted into the clamping groove; this corridor fire door, through the dial lever that dial up, the lever drives the draw-in lever and reciprocates, the draw-in lever breaks away from the inside of draw-in groove to the filter screen removes the restriction, and then conveniently dismantles and change or clear up the filter screen, prevents that the smoke and dust from absorbing unsmoothly.

Description

Corridor fire door

Technical Field

The utility model relates to the technical field of fire doors, in particular to a corridor fire door.

Background

Fire doors refer to doors that meet fire stability, integrity, and thermal insulation requirements over a period of time. The fire-proof partition is arranged between fire-proof partitions, evacuation stairwells, vertical shafts and the like and has certain fire resistance. Besides the function of a common door, the fire door has the function of preventing fire from spreading and smoke from spreading, and can prevent fire from spreading within a certain time so as to ensure personnel to be evacuated.

For example, the Chinese patent publication No. CN209163692U discloses the following technical scheme: the utility model provides a fire door, includes the fire door main part, the fire door main part is provided with the absorbing device who absorbs the smoke and dust granule in the filtered air, absorbing device including set up in the supply air of fire door main part in the vent line of fire door internal circulation, set up in the vent line and collect the porous dust bag of smoke and dust granule in the filtered air, set up in the vent line and make the air in the fan of vent line internal circulation, be fixed in the fire door main part and drive the driving motor of fan operation, the air inlet end of vent line is close to fire door main part border position.

The following problems exist in the prior art:

after smoke sensor senses the smoke dust in the air among the prior art, to controlling means output induction signal, controlling means receives induction signal after, control driving motor starts to make external air get into in the vent pipe, and eliminate the smoke dust in the air, and because the air inlet of vent pipe is close to in fire door main part, can reach the volume that effectively reduce the smoke dust and pass the fire door main part like this, but generally set up at the breather pipe air inlet prevent impurity filter screen for fixed mounting, cause inconvenient dismantlement change, the long-time use of filter screen can be infected with impurity, need change or clearance, thereby avoid influencing the absorption of smoke dust.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a corridor fire door.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a corridor fire door comprises a fire door body;

the door plate is arranged on the front surface of the fire door body;

the round groove is arranged on the front surface of the fire door body;

and set up the filter machanism on the fire door body, filter machanism includes filter screen, draw-in groove and draw-in lever, the filter screen sets up in the inside of circular slot, and with circular slot swing joint, the draw-in groove is seted up on the filter screen, the one end of draw-in lever is pegged graft in the inside of draw-in groove, and the filter screen setting is at the inlet end of breather pipe, and the inside of fire door body is provided with smoke and dust absorption mechanism and does not do too much for prior art and describe.

Preferably, the rectangular groove has been seted up to the front of fire door body, the spacing groove has been seted up at the inner wall top of rectangular groove, the one end of draw-in lever runs through the inside that the inner wall bottom of rectangular groove extended to the draw-in groove, and the other end sets up in the inside of spacing groove, draw-in lever and fire door body and spacing groove sliding connection are in order to restrict the draw-in lever through setting up the spacing groove.

Preferably, the inside of spacing groove is provided with the spring, the both ends of spring are located the inside one end of spacing groove and the one end fixed connection that the opening was kept away from to spacing groove inner wall with the draw-in bar respectively, can drive the inside that the draw-in bar automatic insert the draw-in groove through setting up the spring.

Preferably, the front fixedly connected with driving lever of clamping lever, the outside that the rectangular channel was passed to the one end of driving lever extended to the fire door body, and driving lever and rectangular channel sliding connection can conveniently drive the clamping lever through setting up the driving lever and remove.

Preferably, the front fixedly connected with circle cover of fire door body, the front of circle cover articulates there is the dome, the driving lever sets up in the inside of circle cover, can cover driving lever and rectangle groove through setting up circle cover and dome to reach pleasing to the eye purpose.

Preferably, the front of the round sleeve is provided with a first magnet, the back of the round cover is provided with a second magnet, the first magnet is magnetically connected with the second magnet, and the round cover can be conveniently opened due to the arrangement of the first magnet and the second magnet.

(III) beneficial effects

Compared with the prior art, the utility model provides a corridor fire door, which has the following beneficial effects:

1. this corridor fire door, through the dial lever that dial up, the lever drives the draw-in lever and reciprocates, the draw-in lever breaks away from the inside of draw-in groove to the filter screen removes the restriction, and then conveniently dismantles and change or clear up the filter screen, prevents that the smoke and dust from absorbing unsmoothly.

2. This corridor fire door can cover driving lever and rectangular channel through setting up circle cover and dome to reach pleasing to the eye purpose, and magnet one and magnet two's setting makes its dome can conveniently be opened.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of the utility model A;

fig. 4 is an open view of the dome of the present utility model.

In the figure: 1. a fire door body; 2. a door panel; 3. a filtering mechanism; 301. a filter screen; 302. a clamping groove; 303. a clamping rod; 304. rectangular grooves; 305. a limit groove; 306. a spring; 307. a deflector rod; 4. a round sleeve; 5. a dome; 6. a first magnet; 7. and a second magnet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1 to 3, the present utility model provides a fire door for a corridor, comprising a fire door body 1; the door plate 2 is arranged on the front surface of the fire door body 1; the round groove is arranged on the front surface of the fire door body 1; and the filtering mechanism 3 arranged on the fire door body 1, the filtering mechanism 3 comprises a filter screen 301, a clamping groove 302 and a clamping rod 303, the filter screen 301 is arranged in the circular groove and is movably connected with the circular groove, the clamping groove 302 is arranged on the filter screen 301, one end of the clamping rod 303 is inserted in the clamping groove 302, the filter screen 301 is arranged at the air inlet end of the ventilating pipe, the smoke absorbing mechanism is arranged in the fire door body 1, the prior art is not excessively repeated, the front surface of the fire door body 1 is provided with a rectangular groove 304, the top of the inner wall of the rectangular groove 304 is provided with a limiting groove 305, one end of the clamping rod 303 penetrates through the bottom of the inner wall of the rectangular groove 304 to the inside of the clamping groove 302, the other end of the clamping rod 303 is arranged in the inside of the limiting groove 305, the clamping rod 303 is in sliding connection with the fire door body 1 and the limiting groove 305, the two ends of the spring 306 are fixedly connected with one end of the clamping rod located in the limiting groove 305 and one end of the inner wall of the limiting groove 305 far away from the opening respectively, the clamping rod 303 can be driven by the spring 306, the clamping rod 303 can be automatically inserted into the inside the clamping groove 302 through the rectangular groove 304, the clamping rod 307 can be driven by the setting up, and the clamping rod 307 can be conveniently connected with the poking rod 307 in a sliding mode to the front surface of the fire door body through the rectangular groove 307, and the fire door body can conveniently slide to be connected with the poking rod 307.

In this embodiment, by dialing the lever 307 upwards, the lever 307 drives the catch lever 303 to move upwards, and the catch lever 303 is separated from the inside of the catch groove 302, so that the filter screen 301 is not limited, and the filter screen 301 is convenient to detach and replace or clean, so that smoke dust absorption is prevented.

Example 2

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the front fixedly connected with circle cover 4 of fire door body 1, the front of circle cover 4 articulates there is dome 5, and driving lever 307 sets up in the inside of circle cover 4, and the front of circle cover 4 is provided with magnet one 6, and the back of dome 5 is provided with magnet two 7, and magnet one 6 and magnet two 7 magnetism are connected, and magnet one 6 and magnet two 7's setting makes its dome 5 can conveniently be opened.

In this embodiment, the dial 307 and the rectangular groove 304 can be covered by the circular sleeve 4 and the circular cover 5, thereby achieving the purpose of beautiful appearance.

The working principle of the corridor fire door is specifically described below.

As shown in fig. 1-3, in use, by dialing the rod 307 upward, the rod 307 drives the rod 303 to move upward, the rod 303 is separated from the inside of the slot 302, so that the filter 301 is not limited, and the filter 301 is convenient to detach, replace or clean, prevent that smoke and dust from absorbing unsmoothly, can cover driving lever 307 and rectangular groove 304 through setting up circle cover 4 and dome 5 to reach pleasing to the eye purpose, and magnet one 6 and magnet two 7's setting makes its dome 5 can conveniently be opened.

Claims (6)

1. A corridor fire door, which comprises a fire door body (1);

the door plate (2) is arranged on the front surface of the fire door body (1);

the round groove is arranged on the front surface of the fire door body (1);

and set up filtering mechanism (3) on fire door body (1), its characterized in that: the filtering mechanism (3) comprises a filter screen (301), a clamping groove (302) and a clamping rod (303), wherein the filter screen (301) is arranged in the circular groove and is movably connected with the circular groove, the clamping groove (302) is formed in the filter screen (301), and one end of the clamping rod (303) is inserted into the clamping groove (302).

2. A fire door for a corridor as claimed in claim 1, wherein: rectangular grooves (304) are formed in the front face of the fire door body (1), limit grooves (305) are formed in the tops of the inner walls of the rectangular grooves (304), one ends of clamping rods (303) penetrate through the bottoms of the inner walls of the rectangular grooves (304) and extend to the interiors of the clamping grooves (302), the other ends of the clamping rods are arranged in the limit grooves (305), and the clamping rods (303) are connected with the fire door body (1) and the limit grooves (305) in a sliding mode.

3. A fire door for a corridor as claimed in claim 2, wherein: the inside of spacing groove (305) is provided with spring (306), the both ends of spring (306) are located the one end in spacing groove (305) and the one end fixed connection that the opening was kept away from to spacing groove (305) inner wall with clamping lever (303) respectively.

4. A fire door for a corridor as claimed in claim 2, wherein: the front of clamping rod (303) is fixedly connected with driving lever (307), driving lever (307) one end passes rectangular groove (304) and extends to the outside of fire door body (1), and driving lever (307) and rectangular groove (304) sliding connection.

5. A fire door for a corridor as claimed in claim 4, wherein: the fire door is characterized in that the front face of the fire door body (1) is fixedly connected with a round sleeve (4), the front face of the round sleeve (4) is hinged with a round cover (5), and the deflector rod (307) is arranged inside the round sleeve (4).

6. A fire door for a corridor as claimed in claim 5, wherein: the front of the round sleeve (4) is provided with a first magnet (6), the back of the round cover (5) is provided with a second magnet (7), and the first magnet (6) is magnetically connected with the second magnet (7).