CN220167823U - Fireproof door convenient to adjust - Google Patents
Fireproof door convenient to adjust Download PDFInfo
- Publication number
- CN220167823U CN220167823U CN202321403969.4U CN202321403969U CN220167823U CN 220167823 U CN220167823 U CN 220167823U CN 202321403969 U CN202321403969 U CN 202321403969U CN 220167823 U CN220167823 U CN 220167823U
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- door
- ventilation
- fireproof
- plate
- door frame
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- 238000009423 ventilation Methods 0.000 claims abstract description 68
- 239000004744 fabric Substances 0.000 claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract description 11
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Special Wing (AREA)
Abstract
The utility model discloses a fireproof door convenient to adjust, which comprises a door frame, a pair of door leaves, a ventilation adjusting unit, a reinforced fireproof unit and a fireproof cloth unit; the ventilation adjusting unit comprises a ventilation window, a protective cover plate and a ventilation plate; the reinforced fireproof unit comprises a fireproof plate and a locking seat. According to the utility model, the ventilation adjusting unit is arranged on the door leaf, and the ventilation plate or the protection cover plate can be selectively arranged according to actual needs, so that the ventilation adjusting unit is matched with the ventilation window to realize whether ventilation is opened or not, the ventilation can be realized without opening the door leaf, the ventilation in a non-opened state is realized, and the ventilation and fireproof double-layer requirements are met; through setting up reinforcing fire prevention unit and fire prevention cloth unit, both combine together further to promote fire behavior, prolong the effective guard time who prevents fire door to a certain extent, improve people's security. The utility model has the advantages of adjusting whether to ventilate according to actual needs under the condition of not opening, and meeting the requirements of fire prevention and ventilation.
Description
Technical Field
The utility model relates to a fireproof door, in particular to a fireproof door convenient to adjust.
Background
The fireproof door is a door which can meet the requirements of fire resistance stability, integrity and heat insulation in a certain time, is arranged in a place such as a fireproof partition, an evacuation stairwell, a vertical shaft and the like, has a fireproof partition with certain fire resistance, has the function of preventing fire from spreading and smoke from spreading besides the function of a common door, can prevent the fire from spreading within a certain time, ensures personnel evacuation, is divided into a normally closed fireproof door and a normally open fireproof door according to an opening state, and is generally composed of a fireproof door leaf, a door frame, a door closer, a sealing strip and the like, a sequencer is further arranged on the double-leaf or multi-leaf normally closed fireproof door, and the normally closed fireproof door does not generally need to provide a self-control design by an electrical professional, but has special conditions; the normally closed fireproof door on the evacuation channel is designed by matching with the electric profession when the requirements of management such as theft prevention are met, the potential safety hazard is reduced as comprehensively as possible, and the normally open fireproof door is provided with all accessories of the normally closed fireproof door, a fireproof door release switch is additionally required to be arranged, the self-control design is provided by the electric profession, the normally closed fireproof door can be applied to the evacuation channel with more people stream, the fireproof door has the characteristics of smooth and smooth surface, elegant appearance, flexible opening, firmness and durability, convenient use, safety and reliability and the like, the fireproof door has various specifications, and the fireproof door can be customized according to the requirements of users besides the door opening size (GBJ 2-73) building system-model system prescribed by the national building door and window opening unified model system.
Normally closed fire doors are normally required to be closed all the time according to the requirements; however, in practical use, it is found that normally closed fireproof doors arranged between floors and stairs are often opened due to ventilation, traffic and other requirements;
if the normally closed fireproof door is always opened for ventilation, the normally closed fireproof door loses the fireproof effect, and once a problem occurs, the normally closed fireproof door is very likely to be out of service;
if the door closer is used for passing, the door can be automatically closed after people pass, so that the door leaves collide with each other, and not only can loud sound be generated, but also damage can be caused to the door leaves; for a long time, the fireproof effect of the normally closed fireproof door is reduced, and great potential safety hazards exist;
therefore, the existing normally closed fireproof door has the problems that ventilation and fireproof switching can be realized only through complete opening and closing, and common requirements of ventilation and fireproof cannot be met.
Disclosure of Invention
The utility model aims to provide a fireproof door which is convenient to adjust. The utility model has the advantages of adjusting whether to ventilate according to actual needs under the condition of not opening, and meeting the requirements of fire prevention and ventilation.
The technical scheme of the utility model is as follows: the utility model provides a fire door convenient to adjust, includes door frame, a pair of door leaf that open and close was installed in the door frame, locates the ventilation adjusting unit on the door leaf, locates the door frame both sides and locates the enhancement fire prevention unit in the door leaf outside and locates the fire prevention cloth unit that door frame top corresponds with the door leaf; the ventilation adjusting unit comprises a ventilation window arranged on the door leaf, a protective cover plate capable of being opened and closed at the outer side of the ventilation window and a ventilation plate capable of being opened and closed at the lower part of the ventilation window; the reinforced fireproof unit comprises a fireproof plate which is arranged in a sliding manner and a locking seat which is fixedly arranged on the door leaf and corresponds to the fireproof plate.
In the fireproof door convenient to adjust, a dustproof screen plate is arranged in the ventilation window, an upper limiting block is arranged above the ventilation window, and a lower limiting block is arranged below the ventilation window; the bottom end of the ventilation plate is rotationally connected with the lower limiting block; the protective cover plate is rotationally arranged between the upper limiting block and the lower limiting block, and a fireproof sealing strip corresponding to the ventilating window is arranged on the protective cover plate.
In the fireproof door convenient to adjust, one end of the lower limiting block, which is far away from the protective cover plate, is provided with a first vertically arranged bolt in a penetrating manner; a compression spring is arranged in the first bolt, and a limiting jack corresponding to the first bolt is arranged at the bottom of the protective cover plate.
In the fireproof door convenient to adjust, the ventilating board is shaped like a Chinese character 'ji', the top of the ventilating board is provided with the plug block, the upper limiting block is provided with the mounting groove corresponding to the plug block, the upper limiting block is horizontally provided with the second bolt corresponding to the plug block, and the second bolt is provided with the compression spring due to rebound.
In the fireproof door convenient to adjust, door closers connected with the door leaves are respectively arranged on the upper portion and the lower portion of the door frame, and hinges hinged with the door leaves are arranged on the inner side of the door frame.
In the fireproof door convenient to adjust, the fireproof plate is provided with the locking plug corresponding to the locking seat; the fireproof plate is horizontally arranged on one side of the door frame and corresponds to the locking seat; the middle part of the locking seat is provided with a splicing groove corresponding to the fireproof plate, and the upper end and the lower end of the upper part of the locking seat are provided with limiting slots corresponding to the locking inserting blocks.
In the fireproof door convenient to adjust, the fireproof cloth unit comprises a roller shutter box, fireproof cloth arranged in the roller shutter box in a rolling mode and a limiting pull rod arranged at the bottom end of the fireproof cloth and positioned below the roller shutter box; a plurality of lower pull rings for pulling down are respectively arranged below the limiting pull rod; the door frame is provided with a detachable lower pull rod, and the lower pull rod corresponds to the lower pull ring.
Compared with the prior art, the ventilation adjusting unit is arranged on the door leaf, and the ventilation plate or the protective cover plate can be selectively arranged according to actual needs, so that the ventilation adjusting unit is matched with the ventilation window to realize whether ventilation is opened or not, the ventilation can be realized without opening the door leaf, the ventilation is performed in a non-opened state, and the ventilation and fireproof double-layer requirements are met;
through setting up reinforcing fire prevention unit and fire prevention cloth unit, both combine together further to promote fire behavior, prolong the effective guard time who prevents fire door to a certain extent, improve people's security.
Therefore, the utility model has the advantages of adjusting whether the switching is ventilated according to actual needs under the condition of not opening, and meeting the requirements of fire prevention and ventilation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a partially closed schematic illustration (1) of the present utility model;
fig. 3 is a partially closed schematic illustration (2) of the present utility model.
The marks in the drawings are: 1-door frame, 11-door closer, 2-door leaf, 3-ventilation window, 31-upper limit block, 311-mounting groove, 32-lower limit block, 33-number one bolt, 4-protective cover plate, 41-fire-proof sealing strip, 5-ventilation board, 51-plug block, 6-fire-proof board, 61-locking seat, 62-locking plug block, 7-fire-proof cloth unit, 71-limit pull rod, 72-lower pull ring, 8-fire-proof cloth.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The fireproof door convenient to adjust is formed by a pair of door leaves 2 which are arranged in the door frame 1 in an opening and closing manner, ventilation adjusting units arranged on the door leaves 2, reinforced fireproof units arranged on two sides of the door frame 1 and positioned on the outer sides of the door leaves 2, and fireproof cloth units 7 arranged on the top of the door frame 1 and corresponding to the door leaves 2, wherein the fireproof cloth units are shown in the figures 1-3; the ventilation adjusting unit comprises a ventilation window 3 arranged on the door leaf 2, a protective cover plate 4 which can be opened and closed at the outer side of the ventilation window 3 and a ventilation plate 5 which can be opened and closed at the lower part of the ventilation window 3; the reinforced fireproof unit comprises a fireproof plate 6 which is slidably arranged and a locking seat 61 which is fixedly arranged on the door leaf 2 and corresponds to the fireproof plate 6.
A dustproof screen plate is arranged in the ventilation window 3, an upper limiting block 31 is arranged above the ventilation window 3, and a lower limiting block 32 is arranged below the ventilation window 3; the bottom end of the ventilation plate 5 is rotationally connected with the lower limiting block 32; the protective cover plate 4 is rotatably arranged between the upper limiting block 31 and the lower limiting block 32, and the protective cover plate 4 is provided with a fireproof sealing strip 41 corresponding to the ventilating window 3.
One end of the lower limiting block 32, which is far away from the protective cover plate 4, is provided with a first bolt 33 in a penetrating manner in a vertical arrangement; the first bolt 33 is internally provided with a compression spring, and the bottom of the protective cover plate 4 is provided with a limiting jack corresponding to the first bolt 33.
The ventilation board 5 is several font, and the top of ventilation board 5 is equipped with plug block 51, has offered the mounting groove 311 that corresponds with plug block 51 on the stopper 31, and the stopper 31 level is equipped with the bolt No. two that corresponds with plug block 51, and No. two bolts are equipped with the compression spring that is used for the resilience.
Door closer 11 connected with door leaf 2 is equipped with respectively from top to bottom in door frame 1, and door frame 1 inboard is equipped with the hinge with door leaf 2 is articulated.
The fireproof plate 6 is provided with a locking plug 62 corresponding to the locking seat 61; the fireproof plate 6 is horizontally movably arranged on one side of the door frame 1 and corresponds to the locking seat 61; the middle part of the locking seat 61 is provided with a plugging slot corresponding to the fireproof plate 6, and the upper and lower ends of the upper part of the locking seat 61 are provided with limiting slots corresponding to the locking plugging blocks 62; the locking insert 62 is provided with a spring, the middle part of which is rotatably arranged on the fireproof plate 6, and the head end can be lifted up by pressing the tail end, so that the locking insert is separated from the limiting slot.
The fireproof cloth unit 7 comprises a roller shutter box, fireproof cloth 8 which is rolled in the roller shutter box and a limiting pull rod 71 which is arranged at the bottom end of the fireproof cloth 8 and is positioned below the roller shutter box; a plurality of lower pull rings 72 for pulling down are respectively arranged below the limiting pull rod 71; the door frame 1 is provided with a detachable lower pull rod, and the lower pull rod corresponds to the lower pull ring 72; the bottom of the door frame 1 is provided with a draw hook corresponding to the lower draw ring 72.
The working principle is as follows;
the protective cover plate 4 is correspondingly arranged on the ventilating window 3 under the normal condition, and is in a normal fire-proof normally closed state at the moment;
when ventilation is needed, the first bolt 33 is pulled down, the protective cover plate 4 is rotated to be opened, then the ventilation plate 5 is rotated upwards, the plug-in block 51 is installed in the mounting groove 311, and the second bolt is inserted into the plug-in block 51 to fix the ventilation plate 5; the figure-like shape of the ventilation board 5 allows a ventilation channel between it and the ventilation window 3, thereby allowing ventilation;
when a fire occurs, the fireproof plate 6 can be horizontally moved from two sides and clamped into the locking seat 61, and the fireproof plate 6 is additionally arranged on the door leaf 2 and the door frame 1 at the moment, so that the fireproof performance of a gap between the door leaf 2 and the door frame 1 is improved;
simultaneously, utilize the pull rod to catch on pull ring 72 down, pull down fire prevention cloth 8, link to each other its bottom and drag hook, cover and locate on door leaf 2, promote fire behavior.
Claims (7)
1. Prevent fire door convenient to adjust, its characterized in that: the door comprises a door frame (1), a pair of door leaves (2) which are arranged in the door frame (1) in an opening and closing manner, a ventilation adjusting unit arranged on the door leaves (2), reinforced fireproof units arranged on two sides of the door frame (1) and positioned on the outer sides of the door leaves (2), and fireproof cloth units (7) arranged on the top of the door frame (1) and corresponding to the door leaves (2); the ventilation adjusting unit comprises a ventilation window (3) arranged on the door leaf (2), a protective cover plate (4) capable of being opened and closed on the outer side of the ventilation window (3) and a ventilation plate (5) capable of being opened and closed below the ventilation window (3); the reinforced fireproof unit comprises a fireproof plate (6) which is arranged in a sliding manner and a locking seat (61) which is fixedly arranged on the door leaf (2) and corresponds to the fireproof plate (6).
2. A fire rated door for easy adjustment according to claim 1 wherein: a dustproof screen plate is arranged in the ventilation window (3), an upper limiting block (31) is arranged above the ventilation window (3), and a lower limiting block (32) is arranged below the ventilation window (3); the bottom end of the ventilation plate (5) is rotationally connected with the lower limiting block (32); the protective cover plate (4) is rotationally arranged between the upper limiting block (31) and the lower limiting block (32), and the protective cover plate (4) is provided with a fireproof sealing strip (41) corresponding to the ventilating window (3).
3. A fire rated door for easy adjustment according to claim 2, wherein: one end of the lower limiting block (32) far away from the protective cover plate (4) is provided with a first pin (33) in a penetrating mode, wherein the first pin is arranged vertically; a compression spring is arranged in the first bolt (33), and a limiting jack corresponding to the first bolt (33) is arranged at the bottom of the protective cover plate (4).
4. A fire rated door for easy adjustment according to claim 2, wherein: the ventilating board (5) is shaped like a Chinese character 'ji', the top of ventilating board (5) is equipped with plug-in block (51), last mounting groove (311) that correspond with plug-in block (51) have been seted up on stopper (31), go up stopper (31) level and be equipped with the bolt No. two that correspond with plug-in block (51), no. two bolts are equipped with the compression spring that is used for the resilience.
5. A fire rated door for easy adjustment according to claim 1 wherein: door closer (11) connected with door leaf (2) are equipped with respectively from top to bottom in door frame (1), and door frame (1) inboard is equipped with the hinge with door leaf (2) articulated.
6. A fire rated door for easy adjustment according to claim 1 wherein: the fireproof plate (6) is provided with a locking insert block (62) corresponding to the locking seat (61); the fireproof plate (6) is horizontally movably arranged on one side of the door frame (1) and corresponds to the locking seat (61); the middle part of the locking seat (61) is provided with a plug-in groove corresponding to the fireproof plate (6), and the upper end and the lower end of the upper part of the locking seat (61) are provided with limit plug-in grooves corresponding to the locking plug-in blocks (62).
7. A fire rated door for easy adjustment according to claim 1 wherein: the fireproof cloth unit (7) comprises a roller shutter box, fireproof cloth (8) arranged in the roller shutter box in a rolling mode and a limiting pull rod (71) arranged at the bottom end of the fireproof cloth (8) and positioned below the roller shutter box; a plurality of lower pull rings (72) for pulling down are respectively arranged below the limiting pull rods (71); the door frame (1) is provided with a detachable lower pull rod, and the lower pull rod corresponds to the lower pull ring (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321403969.4U CN220167823U (en) | 2023-06-05 | 2023-06-05 | Fireproof door convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321403969.4U CN220167823U (en) | 2023-06-05 | 2023-06-05 | Fireproof door convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220167823U true CN220167823U (en) | 2023-12-12 |
Family
ID=89052739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321403969.4U Active CN220167823U (en) | 2023-06-05 | 2023-06-05 | Fireproof door convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220167823U (en) |
-
2023
- 2023-06-05 CN CN202321403969.4U patent/CN220167823U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |