CN114856396A - Fireproof door with anti-seismic structure and anti-seismic method - Google Patents
Fireproof door with anti-seismic structure and anti-seismic method Download PDFInfo
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- CN114856396A CN114856396A CN202210647167.1A CN202210647167A CN114856396A CN 114856396 A CN114856396 A CN 114856396A CN 202210647167 A CN202210647167 A CN 202210647167A CN 114856396 A CN114856396 A CN 114856396A
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 238000003466 welding Methods 0.000 claims description 7
- 239000000779 smoke Substances 0.000 claims description 6
- 230000007480 spreading Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000013016 damping Methods 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
- E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
Abstract
The invention discloses a fireproof door with an anti-seismic structure and an anti-seismic method, comprising a door frame and a door body, wherein the two ends of the door frame are hinged with the door body through hinges, the door body is provided with a temperature sensor and an alarm, the door body is provided with a fire extinguishing mechanism at one end of the top of the fire extinguishing mechanism, the middle of the door body is provided with an anti-seismic mechanism, the door body is provided with a sealing mechanism at the outer side of the anti-seismic mechanism, and the back of the door body is provided with a supporting mechanism. The sealing performance of the device is improved, and the door body is prevented from being opened randomly by using the supporting hydraulic rod.
Description
Technical Field
The invention relates to the technical field of fireproof door equipment, in particular to a fireproof door with an anti-seismic structure and an anti-seismic method.
Background
The fireproof door is a door with good fireproof performance and heat insulation effect, is generally installed in fireproof partitions, evacuation staircases, vertical shafts and the like, and has the function of fireproof separation.
The scene of a fire is easy to explode, the existing fireproof door is lack of an anti-seismic structure, and the device is easy to damage the fireproof door due to the shock caused by explosion and the impact of flame and the like in the using process, so that the use of the fireproof door is influenced.
Disclosure of Invention
The invention aims to provide a fireproof door with an anti-seismic structure and an anti-seismic method, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a fireproof door with an anti-seismic structure comprises a door frame and door bodies, wherein the two ends of the door frame are hinged with the door bodies through hinges, a temperature sensor and an alarm are mounted on the door bodies, the temperature sensor is connected with the alarm through a wire, a fire extinguishing mechanism is arranged on the door bodies, an opening and closing mechanism is arranged at one end of the top of the fire extinguishing mechanism on the door bodies, the anti-seismic mechanism is arranged in the middle of the door bodies, a sealing mechanism is arranged on the outer sides of the anti-seismic mechanism on the door bodies, and a supporting mechanism is arranged on the back of the door bodies;
the anti-seismic mechanism comprises a vertical plate and a horizontal plate, a protective layer is fixedly connected between the vertical plate and the horizontal plate, a support frame is fixedly connected between the horizontal plates, an elastic rod penetrates through the support frame, the anti-seismic performance of the device is convenient to increase by using the protective layer, the support frame and the elastic rod, and the device is prevented from being damaged.
In further embodiment, riser and horizontal plate fixed connection are in the middle of the door body, per two four fixed slots have been seted up between riser and the horizontal plate, every eight flutings that suit with the support frame are seted up in the middle of the fixed slot, the elastic rod both ends all have the elasticity piece through spring swing joint, the elasticity piece is kept away from elastic rod one end fixed connection on the internal wall of door, is convenient for increase the elasticity of device.
In a further embodiment, the mechanism of putting out a fire is including the case of putting out a fire, the case of putting out a fire is seted up at internal portion, pipeline fixedly connected with shower nozzle is passed through to the bottom of the case portion of putting out a fire, install the valve on the shower nozzle, the valve is connected with temperature sensor through the wire, the discharge gate has been seted up in bottom of the case portion of putting out a fire to the door body, the door body has the swash plate in the welding of discharge gate bottom one end, through using the case of putting out a fire, the device of being convenient for put out a fire.
In a further embodiment, the mechanism that opens and shuts includes first rotating-disk and second rotating-disk, first rotating-disk passes a body one end fixedly connected with dwang, the door body divide into two, wherein is close to first rotating-disk one end the welding has the second fixture block on the door body, another the welding has first fixture block on the door body, first fixture block and second fixture block are L type structure, are convenient for opening of the body.
In a further embodiment, all set up the fluting that suits with the dwang on first fixture block and the second fixture block, the second rolling disc passes a body and dwang threaded connection has first fixture block in proper order, has first fixture block through using second rolling disc threaded connection, and the closure of the body of being convenient for increases stability ability.
In a further embodiment, the sealing mechanism comprises a first electric push rod and a second electric push rod, a groove matched with the first electric push rod is formed in the vertical plate, a groove matched with the second electric push rod is formed in the horizontal plate, a vertical sealing plate is fixedly connected to the output end of the first electric push rod, a horizontal sealing plate is fixedly connected to the output end of the second electric push rod, the first electric push rod and the second electric push rod are connected with a temperature sensor through wires, and the sealing performance of the device is improved by driving the sealing plate to move through the first electric push rod and the second electric push rod.
In a further embodiment, the vertical sealing plate and the horizontal sealing plate are connected in a sliding mode, the vertical sealing plate and the horizontal sealing plate are located inside the door body, the front cross sections of the vertical sealing plate and the horizontal sealing plate are of trapezoidal structures, a sealing gasket is adhered to one end of the vertical sealing plate and one end of the horizontal sealing plate, and the sealing performance of the device is improved by using the sealing gasket.
In a further embodiment, the supporting mechanism comprises two supporting hydraulic rods, the two supporting hydraulic rods are fixedly connected to the back face of the door body, an output rod is fixedly connected to the bottom of each supporting hydraulic rod, a supporting block is attached to one end of the bottom of each output rod, the compression resistance of the device is improved by using the supporting hydraulic rods, and the door body is prevented from being opened randomly.
In a further embodiment, the anti-skid groove is formed in the bottom of the supporting block, the controller is arranged inside the supporting hydraulic rod and connected with the temperature sensor through a wire, the temperature sensor can transmit signals to the controller conveniently, the supporting hydraulic rod can be opened conveniently, and the anti-skid groove is formed in the bottom of the supporting block, so that the anti-skid performance of the device can be increased conveniently.
Preferably, based on the fireproof door with the anti-seismic structure and the anti-seismic method, the method comprises the following steps:
a1, firstly, detecting the temperature by using a temperature sensor, controlling to turn on an alarm, and conveniently extinguishing the bottom of the device by using a fire extinguishing mechanism;
a2, controlling the opening and closing of the door body through an opening and closing mechanism, preventing the door body from being opened due to impact, and increasing the sealing performance of the device and preventing smoke from spreading by using a sealing mechanism;
a3, and finally, the cooperation of the elastic rod and the support frame is used, so that the shock absorption of the door body of the device is facilitated.
Compared with the prior art, the invention has the beneficial effects that:
the anti-seismic performance of the device is increased conveniently and the device is prevented from being damaged by using the protective layer, the supporting frame and the elastic rod, the fire extinguishing of the device is facilitated and the device is prevented from being ignited by using the fire extinguishing box, particularly the bottom of the door body, the permeation of smoke is reduced, the rotating rod, the first clamping block and the second clamping block are opened and closed mutually by using the first rotating disc and the second rotating disc, the door body is opened and locked conveniently, the sealing performance of the device is increased by using the first electric push rod and the second electric push rod to drive the sealing plate to move, and the compression resistance of the device is increased by using the supporting hydraulic rod to prevent the door body from being opened randomly.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic cross-sectional back view of the present invention;
FIG. 3 is a side cross-sectional structural schematic view of the anti-seismic mechanism of the present invention;
FIG. 4 is a schematic perspective view of the opening and closing mechanism of the present invention;
fig. 5 is a schematic back perspective view of the present invention.
In the figure: 1. a door frame; 2. a door body; 3. a temperature sensor; 4. an alarm; 5. a fire extinguishing mechanism; 51. a fire extinguishing box; 52. a spray head; 53. a discharge port; 54. a sloping plate; 6. an opening and closing mechanism; 61. a first rotating disk; 62. a second rotating disk; 63. rotating the rod; 64. a first clamping block; 65. a second fixture block; 7. a sealing mechanism; 71. a first electric push rod; 72. a vertical sealing plate; 73. a second electric push rod; 74. a horizontal sealing plate; 8. an anti-vibration mechanism; 81. a vertical plate; 82. a horizontal plate; 83. a protective layer; 84. a support frame; 85. an elastic rod; 9. a support mechanism; 91. a support hydraulic rod; 92. an output rod; 93. and (7) a supporting block.
Detailed Description
The following will clearly and completely describe the technical solutions 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 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.
Example one
Referring to fig. 1-3, the embodiment provides a fire door with an anti-seismic structure and an anti-seismic method, including a door frame 1 and a door body 2, the two ends of the door frame 1 are hinged with the door body 2 through hinges, the door body 2 is provided with a temperature sensor 3 and an alarm 4, the temperature sensor 3 is connected with the alarm 4 through a lead, the temperature detected by the temperature sensor 3 is transmitted to the alarm 4 for alarming, the door body 2 is provided with a fire extinguishing mechanism 5, flame spreading is prevented through the fire extinguishing mechanism 5, smoke is prevented from flowing out from a gap at the bottom of the door body 2, the door body 2 is provided with an opening and closing mechanism 6 at one end of the top of the fire extinguishing mechanism 5, the door body 2 is convenient to open, the anti-seismic mechanism 8 is arranged in the middle of the door body 2, the anti-seismic performance of the device is increased, the door body 2 is provided with a sealing mechanism 7 outside the anti-seismic mechanism 8, the sealing performance of the device is increased, the back of the door body 2 is provided with a supporting mechanism 9, the door body 2 is convenient to support and fix, and the door body 2 is prevented from being opened due to impact;
in order to increase the anti-seismic performance of device, deal with the explosion crisis that takes place in the conflagration, the fire door that leads to damages, anti-seismic mechanism 8 includes riser 81 and horizontal plate 82, fixedly connected with inoxidizing coating 83 between riser 81 and the horizontal plate 82, use riser 81 and horizontal plate 82 to fix into a whole with the door body 2 in the device, fixedly connected with support frame 84 between the horizontal plate 82, riser 81 and horizontal plate 82 fixed connection are in the middle of the door body 2, four fixed slots have been seted up between per two riser 81 and the horizontal plate 82, eight flutings that suit with support frame 84 are seted up in the middle of every fixed slot, through using support frame 84, increase the ascending compressive performance of vertical side of device.
Example two
Referring to fig. 1, a further improvement is made on the basis of embodiment 1:
in order to prevent that the flue gas from the gap discharge between door body 2 bottom and the door frame 1, lead to the flue gas to influence people's breathing, flame sees through the gap, influence the use of device, fire extinguishing mechanism 5 is including fire extinguishing box 51, fire extinguishing box 51 is seted up inside door body 2, pipeline fixedly connected with shower nozzle 52 is passed through to fire extinguishing box 51 bottom one end, install the valve on the shower nozzle 52, the valve is connected with temperature sensor 3 through the wire, door body 2 has seted up discharge gate 53 in fire extinguishing box 51 bottom one end, door body 2 has swash plate 54 in discharge gate 53 bottom one end welding, when sensing the high temperature through temperature sensor 3, open the valve, make the dry powder fire extinguishing agent spout from fire extinguishing box 51, spout from shower nozzle 52, and follow swash plate 54 landing along discharge gate 53, reach the mesh of putting out a fire and stopping the flue gas propagation.
EXAMPLE III
Referring to fig. 1 and fig. 4, a further improvement is made on the basis of embodiment 1:
in order to facilitate the closing of the door body 2 and prevent the door body 2 from being opened due to explosion impact and the like, which causes more danger, in this embodiment, in order to more conveniently close the door body 2, a first rotating disk 61 and a second rotating disk 62 are arranged in the opening and closing mechanism 6, the first rotating disk 61 penetrates through one end of the door body 2 and is fixedly connected with a rotating rod 63, the door body 2 is divided into two parts, wherein a second clamping block 65 is welded on the door body 2 close to one end of the first rotating disk 61, a first clamping block 64 is welded on the other door body 2, the first clamping block 64 and the second clamping block 65 are in an L-shaped structure, the first clamping block 64 and the second clamping block 65 are both provided with a slot corresponding to the rotating rod 63, the second rotating disk 62 sequentially penetrates through the door body 2 and the rotating rod 63 and is in threaded connection with a first clamping block 64, the rotating rod 63 is driven by the first rotating disk 61 to rotate, and enters the first clamping block 64, can be closed with the door body 2, when rotatory entering into second fixture block 65, can open the door body 2, when dwang 63 enters into first fixture block 64, can peg graft the dwang 63 through the rotatory threaded rod that can be with one end of second rolling disc 62 in to with first fixture block 64 threaded connection, the device of being convenient for is fixed.
Example four
Referring to fig. 2, a further improvement is made on the basis of embodiment 1:
in order to facilitate the sealing of the device, reduce the smoke penetrating through the device and affect the use of the device, the sealing mechanism 7 comprises a first electric push rod 71 and a second electric push rod 73, a vertical plate 81 is provided with a slot corresponding to the first electric push rod 71, a horizontal plate 82 is provided with a slot corresponding to the second electric push rod 73, the output end of the first electric push rod 71 is fixedly connected with a vertical sealing plate 72, the output end of the second electric push rod 73 is fixedly connected with a horizontal sealing plate 74, one end of the vertical sealing plate 72 and one end of the horizontal sealing plate 74 are adhered with a sealing gasket, the first electric push rod 71 and the second electric push rod 73 are connected with a temperature sensor 3 through a lead, after the temperature sensor 3 detects the temperature change, the vertical sealing plate 72 and the horizontal sealing plate 74 are moved and extruded on the door frame 1 by opening the first electric push rod 71 and the second electric push rod 73, the sealing performance of the device is improved, and smoke leakage is prevented.
EXAMPLE five
Referring to fig. 5, a further improvement is made on the basis of embodiment 1:
in this embodiment, in order to increase the compressive property of equipment, prevent that equipment from being impacted in the use and opening, the use that leads to the device receives the influence, supporting mechanism 9 includes two support hydraulic stem 91, two support equal fixed connection of hydraulic stem 91 are on the 2 backs of the door body, support hydraulic stem 91 bottom output fixedly connected with output pole 92, output pole 92 bottom one end is stained with even there is supporting shoe 93, the antiskid groove has been seted up to supporting shoe 93 bottom, support hydraulic stem 91 is connected with temperature sensor 3 through the wire, detect the temperature variation back through temperature sensor 3, in time open support hydraulic stem 91, make its output fixed connection's output pole 92 move down, it removes to drive supporting shoe 93, supporting shoe 93 laminating ground, be convenient for the support and the fixed of device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a prevent fire door with antidetonation structure, includes door frame (1) and the door body (2), door frame (1) both ends are articulated through the hinge to have a body (2), install temperature sensor (3) and alarm (4) on the door body (2), temperature sensor (3) are connected with alarm (4), its characterized in that through the wire: the fire extinguishing mechanism (5) is arranged on the door body (2), the opening and closing mechanism (6) is arranged at one end, at the top of the fire extinguishing mechanism (5), of the door body (2), the anti-seismic mechanism (8) is arranged in the middle of the door body (2), the sealing mechanism (7) is arranged on the outer side of the anti-seismic mechanism (8) of the door body (2), and the supporting mechanism (9) is arranged on the back of the door body (2);
antidetonation mechanism (8) are including riser (81) and horizontal plate (82), fixedly connected with inoxidizing coating (83) between riser (81) and horizontal plate (82), fixedly connected with support frame (84) between horizontal plate (82), pass elastic rod (85) between support frame (84).
2. Fire door with earthquake-resistant structure according to claim 1, characterized in that: riser (81) and horizontal plate (82) fixed connection are in the middle of the door body (2), per two four fixed slots have been seted up between riser (81) and horizontal plate (82), every set up eight flutings that suit with support frame (84) in the middle of the fixed slot, elastic rod (85) both ends all have the elastic block through spring swing joint, elastic rod (85) one end fixed connection is kept away from to the elastic block on the inner wall of the door body (2).
3. Fire door with earthquake-resistant structure according to claim 1, characterized in that: fire extinguishing mechanism (5) are including fire extinguishing box (51), fire extinguishing box (51) are seted up inside the door body (2), fire extinguishing box (51) bottom one end is through pipeline fixedly connected with shower nozzle (52), install the valve on shower nozzle (52), the valve is connected with temperature sensor (3) through the wire, discharge gate (53) have been seted up in fire extinguishing box (51) bottom one end to the door body (2), the welding of the door body (2) in discharge gate (53) bottom one end has swash plate (54).
4. Fire door with earthquake-resistant structure according to claim 1, characterized in that: mechanism (6) open and shut includes first rotating disk (61) and second rotating disk (62), first rotating disk (61) pass a body (2) one end fixedly connected with dwang (63), the body (2) divide into two, wherein is close to first rotating disk (61) one end the welding has second fixture block (65), another on the body (2) the welding has first fixture block (64) on the body (2), first fixture block (64) and second fixture block (65) are L type structure.
5. Fire door with earthquake-resistant structure according to claim 4, characterized in that: the first clamping block (64) and the second clamping block (65) are provided with grooves corresponding to the rotating rod (63), and the second rotating disc (62) sequentially penetrates through the door body (2) and the rotating rod (63) and is connected with the first clamping block (64) in a threaded mode.
6. Fire door with earthquake-resistant structure according to claim 1, characterized in that: sealing mechanism (7) include first electric putter (71) and second electric putter (73), set up the fluting that suits with first electric putter (71) on riser (81), set up the fluting that suits with second electric putter (73) on horizontal plate (82), first electric putter (71) output end fixedly connected with vertical sealing plate (72), second electric putter (73) output end fixedly connected with horizontal sealing plate (74), first electric putter (71) and second electric putter (73) are connected with temperature sensor (3) through the wire.
7. Fire door with earthquake-resistant structure according to claim 6, characterized in that: the door is characterized in that the vertical sealing plate (72) and the horizontal sealing plate (74) are connected in a sliding mode, the vertical sealing plate (72) and the horizontal sealing plate (74) are located inside the door body (2), the front sections of the vertical sealing plate (72) and the horizontal sealing plate (74) are of a trapezoidal structure, and a sealing gasket is adhered to one end of the vertical sealing plate (72) and one end of the horizontal sealing plate (74).
8. Fire door with earthquake-resistant structure according to claim 1, characterized in that: supporting mechanism (9) are including supporting hydraulic stem (91), it is two, two to support hydraulic stem (91) quantity support the equal fixed connection of hydraulic stem (91) on the door body (2) back, support hydraulic stem (91) bottom output end fixedly connected with output pole (92), output pole (92) bottom one end is stained with even there is supporting shoe (93).
9. Fire door with earthquake-resistant structure according to claim 8, characterized in that: the anti-skidding groove has been seted up to supporting shoe (93) bottom, support hydraulic stem (91) inside is provided with the controller, and the controller is connected with temperature sensor (3) through the wire.
10. An earthquake-resistant method of a fire door with an earthquake-resistant structure, which adopts the fire door with an earthquake-resistant structure of claim 1, comprising the steps of:
a1, firstly, a temperature sensor (3) is used for detecting the temperature, the alarm (4) is controlled to be turned on, and the bottom of the device is conveniently extinguished by using a fire extinguishing mechanism (5);
a2, controlling the opening and closing of the door body (2) through the opening and closing mechanism (6) to prevent the door body (2) from being opened due to impact, and increasing the sealing performance of the device and preventing smoke from spreading through the sealing mechanism (7);
a3, finally, the damping of the door body (2) of the device is facilitated by the cooperation of the elastic rod (85) and the support frame (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210647167.1A CN114856396A (en) | 2022-06-09 | 2022-06-09 | Fireproof door with anti-seismic structure and anti-seismic method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210647167.1A CN114856396A (en) | 2022-06-09 | 2022-06-09 | Fireproof door with anti-seismic structure and anti-seismic method |
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| Publication Number | Publication Date |
|---|---|
| CN114856396A true CN114856396A (en) | 2022-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210647167.1A Pending CN114856396A (en) | 2022-06-09 | 2022-06-09 | Fireproof door with anti-seismic structure and anti-seismic method |
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| CN (1) | CN114856396A (en) |
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2022
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| CN215408271U (en) * | 2021-05-21 | 2022-01-04 | 四川博瑞人防工程有限公司 | High-strength light airtight door |
| CN215332517U (en) * | 2021-07-14 | 2021-12-28 | 山东冠驰装饰有限公司 | Novel timber gives sound insulation |
| CN216554025U (en) * | 2021-09-16 | 2022-05-17 | 上海开顺特种门窗有限公司 | Subway fire prevention anti-wind pressure door |
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Application publication date: 20220805 |