CN218206470U

CN218206470U - Wind pressure resistant fireproof door for subway

Info

Publication number: CN218206470U
Application number: CN202222323947.9U
Authority: CN
Inventors: 林旭
Original assignee: Shenzhen Longhui Sanhe Security Technology Co ltd
Current assignee: Shenzhen Longhui Sanhe Security Technology Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-03
Anticipated expiration: 2032-09-01

Abstract

The utility model belongs to the technical field of prevent fire door equipment, especially prevent fire door for subway anti-wind pressure, including the door frame, open at the interior right wall middle part of door frame has the lockhole, the front end left part movable mounting of door frame has the fire prevention gate, the spout has all been opened to the front end left part and the front end right part at the fire prevention gate, the front end upper portion fixedly connected with fixed block at the fire prevention gate, the lower extreme middle part fixedly connected with smoke protection mechanism of fixed block, sliding connection between smoke protection mechanism and two spouts, open at the right-hand member middle part at the fire prevention gate has the rectangular channel, the front end right part fixedly connected with door handle at the fire prevention gate, the front end right part fixedly connected with lock at the fire prevention gate, and the lock is located the downside of door handle. Subway anti-wind pressure prevent fire door, not only can play good sealed effect of sheltering from to the flue gas of gap department when the conflagration takes place, the resistance to compression is played to the wind-force that produces when can also traveling to the subway for the wind-resistance and the fire resistance at fire prevention gate promote.

Description

Wind pressure resistant fireproof door for subway

Technical Field

The utility model relates to a prevent fire door equipment technical field, in particular to fire door is prevented to subway anti-wind pressure.

Background

The subway fireproof door is a gate arranged between two tunnels and is mainly used for preventing fire and evacuating passengers, and a subway can generate larger wind power when running, so that a general door is easy to damage, and therefore, the subway fireproof door needs a door capable of resisting wind pressure and fire, and has at least the following defects in the use process of the existing subway fireproof door: 1. when a fire disaster happens to a common fireproof door, because a gap is reserved when the fireproof door is tightly closed with a door frame, smoke can easily enter the fireproof door from the gap, and the use of the fireproof door is influenced; 2. when a general fireproof door is baked by fire, the door lock is easy to damage, so that the fireproof door cannot be normally closed, and the fireproof effect of the fireproof door cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides subway anti-wind pressure prevents fire door, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

subway anti-wind pressure prevents fire door, including the door frame, open at the interior right wall middle part of door frame has the lockhole, the front end left part movable mounting of door frame has the fire prevention gate, sliding connection between smoke prevention mechanism and two spouts has all been opened to the front end left part and the front end right part at fire prevention gate, the front end upper fixedly connected with fixed block at fire prevention gate, the lower extreme middle part fixedly connected with smoke prevention mechanism of fixed block, sliding connection between smoke prevention mechanism and two spouts, open at the right-hand member middle part at fire prevention gate has the rectangular channel, the front end right part fixedly connected with door handle at fire prevention gate, the front end right part fixedly connected with lock at fire prevention gate, and the lock is located the downside of door handle, the front end right part at fire prevention gate alternates the swing joint and strengthens preventing fire door mechanism, and the rear portion of just strengthening fire prevention door mechanism is located the rectangular channel.

Preferably, the smoke protection mechanism includes the cylinder, the lower extreme fixed connection of cylinder and fixed block, the output of cylinder runs through the lower extreme rear portion and the fixedly connected with baffle of fixed block, the upper end fixedly connected with smoke protection pad of baffle, the equal fixedly connected with slider in rear end left part and the rear end right part of baffle.

Preferably, the baffle is connected with the fireproof gate in a sliding mode through two sliding blocks and two sliding grooves respectively.

Preferably, consolidate and prevent fire door mechanism and include changeing the handle, the rear end fixedly connected with spliced pole of changeing the handle, the rear end of spliced pole is provided with the bearing, the spliced pole passes through bearing and door frame swing joint, spliced pole and the front end right part of fire prevention gate interlude swing joint and fixedly connected with consolidate the subassembly, and consolidate the subassembly and be located the rectangular channel.

Preferably, the reinforcing component comprises a circular reinforcing block, a through round hole is formed in the middle of the front end of the circular reinforcing block, and a hook is fixedly connected to the right part of the outer surface of the circular reinforcing block.

Preferably, circular reinforcement piece leads to round hole and spliced pole fixed connection, the couple does not contact with the fire prevention gate, the couple corresponds with the position of lockhole.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the smoke-proof mechanism is provided with the baffle and the smoke-proof pad, so that the gap reserved when the fireproof gate and the door frame are closed can be sealed, and the smoke at the gap can be well blocked;

2. the utility model discloses in, through being provided with the reinforcement fire door mechanism, will consolidate and be equipped with the reinforcement subassembly on the fire door mechanism, will consolidate and be equipped with the couple on the subassembly, open some lockholes in the middle part of the right wall in the door frame and be provided with the hole groove with couple looks adaptation, so prevent that the lock of fire door receives the damage back under the long-time toasting of big fire, can be in the same place the fire prevention gate and the frame closure of preventing fire through consolidating the fire door mechanism, realized the fire prevention function at fire prevention gate.

Drawings

Fig. 1 is a schematic view of the overall structure of the subway wind pressure resistant fireproof door of the present invention;

FIG. 2 is a schematic view of the overall structure of the smoke protection mechanism of the wind pressure resistant fire door for subways according to the present invention;

fig. 3 is a schematic view of the overall structure of the reinforcing fire door mechanism of the wind pressure resistant fire door for subways according to the present invention;

figure 4 is the utility model discloses subway anti-wind pressure prevents fire door's reinforcement subassembly overall structure schematic diagram.

In the figure: 1. a door frame; 2. a lock hole; 3. a fire-proof gate; 4. a chute; 5. a fixed block; 6. a smoke prevention mechanism; 7. a door handle; 8. a door lock; 9. a rectangular groove; 10. reinforcing a fire door mechanism; 61. a cylinder; 62. a baffle plate; 63. a smoke-proof mat; 64. a slider; 101. turning a handle; 102. connecting columns; 103. a bearing; 104. a reinforcement assembly; 1041. a circular reinforcing block; 1042. a circular hole; 1043. and (4) hanging hooks.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

subway anti-wind pressure prevents fire door, including door frame 1, open at the inside right wall middle part of door frame 1 has lockhole 2, the front end left part movable mounting of door frame 1 has fire prevention gate 3, sliding groove 4 has all been opened to the front end left part and the front end right part of fire prevention gate 3, fixedly connected with fixed block 5 on the front end of fire prevention gate 3, the lower extreme middle part fixedly connected with smoke prevention mechanism 6 of fixed block 5, sliding connection between smoke prevention mechanism 6 and two sliding grooves 4, open at the right-hand member middle part of fire prevention gate 3 has rectangular channel 9, the front end right part fixedly connected with door handle 7 of fire prevention gate 3, the front end right part fixedly connected with lock 8 of fire prevention gate 3, and lock 8 is located the downside of door handle 7, the front end right part of fire prevention gate 3 alternates swing joint has reinforcing mechanism 10, and the rear portion of reinforcing and preventing fire door mechanism 10 is located rectangular channel 9.

In this embodiment, the smoke prevention mechanism 6 includes an air cylinder 61, the air cylinder 61 is fixedly connected with the lower end of the fixed block 5, the output end of the air cylinder 61 penetrates through the rear part of the lower end of the fixed block 5 and is fixedly connected with a baffle plate 62, the upper end of the baffle plate 62 is fixedly connected with a smoke prevention pad 63, the left part and the right part of the rear end of the baffle plate 62 are both fixedly connected with slide blocks 64, and the baffle plate 62 is respectively connected with the fireproof gate 3 in a sliding manner through the two slide blocks 64 and the two sliding chutes 4; through being equipped with smoke protection mechanism 6, be equipped with cylinder 61 on smoke protection mechanism 6, baffle 62, smoke protection pad 63 and slider 64, under these cooperations, make under the output effect of cylinder 61, cylinder 61 can promote baffle 62 and baffle 62 upper end fixed connection's smoke protection pad 63 and be located two spout 4 sliding connection respectively through two slider 64, so baffle 62 can play sealed effect to the gap that leaves when fire prevention gate 3 and door frame 1 are closed, thereby can be with the flue gas separation of gap department in fire prevention gate 3 outside, the fire prevention effect of being good.

In this embodiment, the reinforced fire door mechanism 10 includes a rotating handle 101, a connecting column 102 is fixedly connected to the rear end of the rotating handle 101, a bearing 103 is disposed at the rear end of the connecting column 102, the connecting column 102 is movably connected to the door frame 1 through the bearing 103, the connecting column 102 is movably connected to the right front end of the fire door 3 in an inserting manner and is fixedly connected with a reinforcing component 104, the reinforcing component 104 is located in the rectangular groove 9, the reinforcing component 104 includes a circular reinforcing block 1041, a through circular hole 1042 is formed in the middle front end of the circular reinforcing block 1041, a hook 1043 is fixedly connected to the right outer surface of the circular reinforcing block 1041, the circular reinforcing block 1042 is fixedly connected to the connecting column 102 through a circular hole 1042, the hook 1043 is not in contact with the fire door 3, the hook 1043 corresponds to the position of the fire door 2, the reinforcing mechanism 10 is provided, the reinforcing component 104 is further provided on the reinforced fire door mechanism 10, the circular reinforcing block 1041, the circular reinforcing hole 1042 and the hook 1043 are provided on the door frame, a hole groove adapted to the hook 1043 is provided in the right wall of the door frame 2, so that the door frame can not be damaged by fire door, the fire door mechanism, the door can be damaged by fire door, and the door frame, thereby, the door can be baked for a door frame can be baked for a long time, and a door can be damaged by a fire door, and a door.

It should be noted that, in the application of the wind pressure resistant fireproof door for subway of the present invention, firstly, the fireproof door 3 is movably installed at the left portion of the front end of the fireproof door frame 1, the fixing block 5 is installed at the upper portion of the front end of the fireproof door 3, the smoke protection mechanism 6 is fixedly installed at the rear portion of the lower end of the fixing block 5, the cylinder 61, the baffle plate 62, the smoke protection pad 63 and the sliding block 64 are installed on the smoke protection mechanism 6, in cooperation with these, the worker starts the cylinder 61 to work through the external control system, the output end of the cylinder 61 can push the baffle plate 62 and the smoke protection pad 63 fixedly connected with the upper end of the baffle plate 62 to be respectively located in the two sliding grooves 4 opened at the upper portion of the front end of the fireproof door 3 through the two sliding blocks 64 for sliding connection, so that the baffle plate 62 can play a sealing function for the gap when the fireproof door 3 and the door frame 1 are closed, thereby playing a blocking effect for the smoke generated by fire protection pad 63, the fireproof effect of the fireproof door is better, the middle part of the inner right wall of the door frame 1 is provided with the lock hole 2 corresponding to the reinforced fireproof door mechanism 10, the reinforced fireproof door mechanism 10 is provided with the rotating handle 101, the connecting column 102, the bearing 103 and the reinforcing component 104, under the matching of the parts, the rotating handle 101 can drive the reinforcing component 104 fixedly connected with the outer surface of the connecting column 102 to rotate through manually rotating the rotating handle 101, and the reinforcing component 104 is not in contact with the door frame 1 and is provided with the hole grooves matched with the lock hole 2, so that the hook 1043 arranged on the reinforcing component 104 can be clamped with the door frame 1 through the lock hole 2, after the door lock 8 of the fireproof door is damaged under the baking of a fire, the fireproof door 3 and the door frame 1 can be tightly closed together through the reinforced fireproof door mechanism 10, and the fireproof function is achieved for the generated fire, and people can conveniently open the door to escape when necessary.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Subway anti-wind pressure prevents fire door, including door frame (1), its characterized in that: open at the interior right wall middle part of door frame (1) has lockhole (2), the front end left part movable mounting of door frame (1) has fire prevention gate (3), spout (4) have all been opened to the front end left part and the front end right part of fire prevention gate (3), the front end upper portion fixedly connected with fixed block (5) of fire prevention gate (3), the lower extreme middle part fixedly connected with smoke protection mechanism (6) of fixed block (5), sliding connection between smoke protection mechanism (6) and two spout (4), open at the right-hand member middle part of fire prevention gate (3) has rectangular channel (9), the front end right part fixedly connected with door handle (7) of fire prevention gate (3), the front end right part fixedly connected with lock (8) of fire prevention gate (3), and lock (8) are located the downside of door handle (7), the front end right part movable connection that fire prevention gate (3) alternates has reinforced fire door mechanism (10), and the rear portion that reinforced fire door mechanism (10) is located rectangular channel (9).

2. A subway wind pressure resistant fire door according to claim 1, characterized in that: smoke prevention mechanism (6) are including cylinder (61), the lower extreme fixed connection of cylinder (61) and fixed block (5), the output of cylinder (61) runs through lower extreme rear portion and fixedly connected with baffle (62) of fixed block (5), the upper end fixedly connected with smoke protection pad (63) of baffle (62), the equal fixedly connected with slider (64) in rear end left part and the rear end right part of baffle (62).

3. The subway wind-pressure resistant fireproof door according to claim 2, characterized in that: the baffle (62) is connected with the fireproof gate (3) in a sliding mode through two sliding blocks (64) and two sliding grooves (4) respectively.

4. A subway wind pressure resistant fire door according to claim 1, characterized in that: consolidate fire door mechanism (10) including changeing (101), change rear end fixedly connected with spliced pole (102) of (101), the rear end of spliced pole (102) is provided with bearing (103), spliced pole (102) pass through bearing (103) and doorframe (1) swing joint, spliced pole (102) and the front end right part interlude swing joint and the fixedly connected with reinforcement subassembly (104) of fire door (3), and reinforcement subassembly (104) are located rectangular channel (9).

5. A subway wind pressure resistant fire door according to claim 4, characterized in that: the reinforcing component (104) comprises a circular reinforcing block (1041), a through round hole (1042) is formed in the middle of the front end of the circular reinforcing block (1041), and a hook (1043) is fixedly connected to the right portion of the outer surface of the circular reinforcing block (1041).

6. A subway wind pressure resistant fire door according to claim 5, characterized in that: circular reinforcement piece (1041) lead to round hole (1042) and spliced pole (102) fixed connection, couple (1043) and fire prevention gate (3) contactless, couple (1043) correspond with the position of lockhole (2).