CN216866474U - Quick-closing fire door - Google Patents
Quick-closing fire door Download PDFInfo
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- CN216866474U CN216866474U CN202123286950.XU CN202123286950U CN216866474U CN 216866474 U CN216866474 U CN 216866474U CN 202123286950 U CN202123286950 U CN 202123286950U CN 216866474 U CN216866474 U CN 216866474U
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Abstract
The utility model relates to the technical field of fire doors, and discloses a quick-closing fire door which comprises a left door and a right door, wherein the left door and the right door are designed in a matching way, the left door and the right door both comprise door bodies, an upper cross frame and a lower cross frame are respectively embedded at the upper end and the lower end in the door bodies, the outer sides of the upper cross frame and the lower cross frame are respectively provided with an upper fixed seat and a lower fixed seat, a threaded rod and an upper sliding rod are arranged between the upper fixed seat and the upper cross frame, the threaded rod is driven by a servo motor to rotate and is in threaded connection with the upper cross frame, the door bodies can slide along the upper sliding rod and the lower sliding rod, so that the left door and the right door are quickly opened and closed, when the left door and the right door are closed, gaskets on the door bodies are tightly attached to realize the sealing between the door bodies, and water pumps work to enable the water in rubber bags to be filled in the rubber bags to swell, gaps at the upper end and the lower end of the rubber bags are deformed to realize the sealing at the gaps at the upper end and the lower end of the door bodies, prevent the infiltration of fire smoke, and sealing speed is fast, and the security performance is good.
Description
Technical Field
The utility model relates to the technical field of fire doors, in particular to a quick-closing fire door.
Background
The fire door is a fire-fighting equipment, the fire door is made by the fire prevention high temperature resistant material, when the conflagration breaing out, the fire door can effectively prevent stretching of intensity of a fire, thereby give personnel to increase the time of fleing and waiting for the rescue, reduce people's loss of property and personal injury, present fire door adopts door closer structure to realize the automatic closure of the door body more, the closure speed of the door body is very slow, and the impact of heat unrestrained also can influence door body closure speed, and when the conflagration takes place, the flue gas that the conflagration produced can permeate through fire door border gap, thereby to causing the injury.
The prior published Chinese patent is a sealed fire door, and the publication (announcement) numbers are as follows: CN207863786U, publication (announcement) day: 2018-09-14, sealing strips are arranged on the outer edge of the door leaf and the periphery of the frame of the small fire door and window, and the sealing strips are made of fireproof expansion materials and used for enhancing the sealing performance of the fire door. However, the sealing strip made of the fireproof expansion material only expands at high temperature, the fire continues for a period of time when the sealing strip is completely sealed after expansion, and toxic smoke generated by fire spreads through the gap and causes injury to personnel in the period of time, so that the technical personnel in the field provide a quick-closing fire door to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a quick-closing fire door to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a quick-closing fire door comprises a left door and a right door, the left door and the right door are designed in a matching way, the left door and the right door both comprise a door body, an upper cross frame and a lower cross frame are respectively embedded at the upper end and the lower end of the interior of the door body, the outer sides of the upper cross frame and the lower cross frame are respectively provided with an upper fixing base and a lower fixing base, a threaded rod and an upper sliding rod are arranged between the upper fixing base and the upper cross frame, one end of the threaded rod is rotatably connected with the upper fixing base, the other end of the threaded rod is in threaded connection with the upper cross frame, one end of the upper sliding rod is fixedly connected with the upper cross frame, the other end of the upper sliding rod is fixedly connected with the upper cross frame, a servo motor is fixedly mounted on the upper fixing base, the output end of the servo motor is fixedly connected with one end of the threaded rod through a rotating shaft, a lower sliding rod is arranged between the lower fixing base and the lower cross frame, one end of the lower sliding rod is fixedly connected with the lower fixing base, the other end of the lower sliding rod is connected with the lower cross frame in a sliding mode.
As a further scheme of the utility model, a water tank is fixedly arranged in the door body, rubber bags are arranged on the upper end surface and the lower end surface of the door body, a water pump is fixedly arranged at the lower end in the water tank, the water outlet end of the water pump is communicated with the interiors of the two rubber bags through a water pipe, the water pump works, water in the water tank is injected into the rubber bags through the water pipe, and the rubber bags are attached to gaps at the upper end and the lower end of the door body and swell and deform, so that the sealing of the gaps at the upper end and the lower end of the door body is realized.
As a further scheme of the utility model, the water pipe is fixedly provided with a one-way valve, and the one-way valve can prevent water in the rubber bag from flowing into the water tank along the water pipe again.
As a further scheme of the utility model, the water tank is provided with a water feeding hole, the two rubber bags are provided with water discharging holes, the water feeding hole and the water discharging holes are both positioned on the end surface of the door body, water in the rubber bags is discharged through the water discharging holes, the rubber bags are shriveled again, and water is added into the water tank through the water adding holes.
As a further scheme of the utility model, plugs are arranged in the water feeding hole and the water discharging hole, each plug is composed of a threaded head and a rubber plug, the rubber plugs are fixedly arranged at the inner ends of the threaded heads, the threaded heads are respectively in threaded connection with the water feeding hole and the water discharging hole, and the plugs can plug the water feeding hole and the water discharging hole.
As a further scheme of the utility model, the end surfaces of the water tank are respectively provided with a water level window, transparent glass is embedded in the water level windows, and the water level in the water tank is observed through the water level windows, so that water is added into the water tank in time.
As a further scheme of the utility model, gaskets are arranged on the inner side surfaces of the left door and the right door, the gaskets are fixedly arranged on the door body, the gaskets are made of heat-resistant rubber materials, and when the left door and the right door are closed, the gaskets are tightly attached to each other, so that a gap between the left door and the right door can be tightly closed.
Compared with the prior art, the utility model has the beneficial effects that:
1. the threaded rod is driven to rotate through the servo motor and is in threaded connection with the upper cross frame, and the door body can slide along the upper sliding rod and the lower sliding rod, so that the left side door and the right side door can be opened and closed quickly.
2. When left side door and right side door were closed, the gasket on the door body closely laminated and realized the sealing between the door body, and water pump work makes the inside water that fills of rubber bag swell, and the gap of the upper and lower extreme of the rubber bag laminating door body takes place to deform, realizes the sealing of the upper and lower extreme gap department of the door body, prevents the infiltration of conflagration flue gas, and sealing speed is fast, and the security performance is good.
Drawings
FIG. 1 is a schematic view of the overall construction of a quick-closing fire door;
FIG. 2 is a schematic view of an end face interior structure of a door body in a quick-closing fire door;
FIG. 3 is an enlarged schematic view of a plug in a quick-closing fire door.
In the figure: 1. a left side door; 2. a right side door; 3. a door body; 4. an upper transverse frame; 5. a lower cross frame; 6. an upper fixed seat; 7. a lower fixed seat; 8. a threaded rod; 9. a sliding rod is arranged; 10. a servo motor; 11. a lower sliding rod; 12. a water tank; 13. a rubber bladder; 14. a water pump; 15. a water pipe; 16. a one-way valve; 17. a water filling hole; 18. a drain hole; 19. a plug; 191. a screw head; 192. a rubber plug; 20. a water level window; 21. and (7) a gasket.
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the present invention, a rapidly-closed fire door includes a left side door 1 and a right side door 2, the left side door 1 and the right side door 2 are designed to be adaptive to each other, the left side door 1 and the right side door 2 both include a door body 3, an upper cross frame 4 and a lower cross frame 5 are respectively embedded at the upper and lower ends of the interior of the door body 3, an upper fixing seat 6 and a lower fixing seat 7 are respectively disposed at the outer sides of the upper cross frame 4 and the lower cross frame 5, a threaded rod 8 and an upper sliding rod 9 are disposed between the upper fixing seat 6 and the upper cross frame 4, one end of the threaded rod 8 is rotatably connected to the upper fixing seat 6, the other end of the threaded rod 8 is threadedly connected to the upper cross frame 4, one end of the upper sliding rod 9 is fixedly connected to the upper fixing seat 6, a servo motor 10 is fixedly mounted on the upper fixing seat 6, an output end of the servo motor 10 is fixedly connected to one end of the threaded rod 8 through a rotating shaft, a lower sliding rod 11 is disposed between the lower fixing seat 7 and the lower cross frame 5, one end of the lower sliding rod 11 is fixedly connected with the lower fixed seat 7, and the other end of the lower sliding rod 11 is slidably connected with the lower cross frame 5.
In fig. 1 and 2, a water tank 12 is fixedly mounted inside the door body 3, rubber capsules 13 are arranged on the upper end face and the lower end face of the door body 3, a water pump 14 is fixedly mounted at the lower end inside the water tank 12, the water outlet end of the water pump 14 is communicated with the two rubber capsules 13 through a water pipe 15, the water pump 14 works, water inside the water tank 12 is injected into the rubber capsules 13 through a water pipe 15, gaps at the upper end and the lower end of the rubber capsules 13 attached to the door body 3 bulge and deform, and therefore sealing of the gaps at the upper end and the lower end of the door body 3 is achieved.
In fig. 2, a check valve 16 is fixedly installed on the water pipe 15, and the check valve 16 is disposed to prevent water inside the rubber bladder 13 from flowing into the water tank 12 again along the water pipe 15.
In fig. 1, a water filling hole 17 is formed in the water tank 12, water discharging holes 18 are formed in the two rubber bags 13, the water filling hole 17 and the water discharging holes 18 are located on the end face of the door body 3, water inside the rubber bags 13 is discharged through the water discharging holes 18, the rubber bags 13 are deflated again, and water is added into the water tank 12 through the water filling hole 17.
In fig. 1 and 3, plugs 19 are respectively arranged inside the water filling hole 17 and the water drainage hole 18, each plug 19 is composed of a threaded head 191 and a rubber plug 192, each rubber plug 192 is fixedly installed at the inner end of the threaded head 191, the threaded heads 191 are respectively in threaded connection with the water filling hole 17 and the water drainage hole 18, and the plugs 19 can block the water filling hole 17 and the water drainage hole 18.
In fig. 1, a water level window 20 is arranged on the end face of the water tank 12, transparent glass is embedded in the water level window 20, and the water level inside the water tank 12 is observed through the water level window 20, so that water is added inside the water tank 12 in time.
In fig. 1 and 2, the left side door 1 and the right side door 2 are provided with gaskets 21 on the inner side surfaces, the gaskets 21 are fixedly mounted on the door body 3, the gaskets 21 are made of heat-resistant rubber materials, and when the left side door 1 and the right side door 2 are closed, the gaskets 21 are tightly attached to each other to tightly close a gap between the left side door 1 and the right side door 2.
The working principle of the utility model is as follows: when the fire-fighting door is installed, the wall is provided with an installation groove, the door body 3 can be accommodated in the installation groove of the wall, the door body is fixedly installed inside the wall through an upper fixing seat 6 and a lower fixing seat 7, a servo motor 10 works to drive a threaded rod 8 to rotate, the threaded rod 8 is in threaded connection with an upper cross frame 4, the threaded rod 8 can move inside the upper cross frame 4, meanwhile, an upper sliding rod 9 slides inside the upper cross frame 4, a lower sliding rod 11 slides inside a lower cross frame 5, so that the opening and closing of the door bodies 3 of a left side door 1 and a right side door 2 are realized, the opening and closing speed of the fire-fighting door is high, the left side door 1 and the right side door 2 are closed in case of fire, gaskets 21 are installed on the door bodies 3, the gaskets 21 are tightly attached to each other to tightly fit the gap between the left side door 1 and the right side door 2 and work through a water pump 14, water inside a water tank 12 is injected into a rubber bag 13 through a water pipe 15, the rubber bag 13 is filled with water and swells, rubber bag 13 has elasticity and the laminating door body 3 gap of going up the lower extreme and takes place deformation to realize the sealed of door body 3 upper and lower extreme gap department, can prevent the infiltration of conflagration flue gas, the security performance is good, after the conflagration is controlled, accessible wash port 18 discharges the inside log raft of rubber bag 13, and rubber bag 13 shrivels once more, and adds water to 12 insides of water tank through water filling hole 17, guarantees that 12 inside waters of water tank are sufficient.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a quick-closure fire door, includes left side door (1) and right side door (2), its characterized in that, left side door (1) and right side door (2) looks adaptation design, left side door (1) and right side door (2) all include a body (3), the lower extreme has inlayed crossbearer (4) and crossbearer (5) down respectively on the inside of the door body (3), the outside of going up crossbearer (4) and crossbearer (5) is equipped with fixing base (6) and lower fixing base (7) respectively, it is equipped with threaded rod (8) and last slide bar (9) to go up between fixing base (6) and last crossbearer (4), threaded rod (8) one end is rotated with last fixing base (6) and is connected, the threaded rod (8) other end and last crossbearer (4) threaded connection, go up slide bar (9) one end and last fixing base (6) fixed connection, go up the slide bar (9) other end and last crossbearer (4) sliding connection, go up fixed mounting on fixing base (6) and have servo motor (10), the output of servo motor (10) is through the one end fixed connection of pivot and threaded rod (8), be equipped with down slide bar (11) down between fixing base (7) and lower crossbearer (5), the one end and lower fixing base (7) fixed connection of slide bar (11) down, the other end and lower crossbearer (5) sliding connection of slide bar (11) down.
2. A quick-closing fire door as claimed in claim 1, wherein a water tank (12) is fixedly mounted inside the door body (3), rubber bags (13) are respectively arranged on the upper and lower end faces of the door body (3), a water pump (14) is fixedly mounted at the lower end inside the water tank (12), and the water outlet end of the water pump (14) is communicated with the insides of the two rubber bags (13) through a water pipe (15).
3. A quick closing fire door according to claim 2, characterised in that a non-return valve (16) is fixedly mounted on the water pipe (15).
4. A quick-closing fire door as claimed in claim 2, wherein the water tank (12) is provided with a water inlet hole (17), the two rubber bags (13) are provided with water discharge holes (18), and the water inlet hole (17) and the water discharge holes (18) are both located on the end face of the door body (3).
5. A quick-closing fire door as claimed in claim 4, characterized in that plugs (19) are arranged inside the water filling hole (17) and the water drainage hole (18), each plug (19) is composed of a threaded head (191) and a rubber plug (192), the rubber plug (192) is fixedly installed at the inner end of the threaded head (191), and the threaded head (191) is in threaded connection with the water filling hole (17) and the water drainage hole (18) respectively.
6. A quick-closing fire door as claimed in claim 2, characterised in that the water tank (12) is provided with a water level window (20) on each end face, the water level window (20) being embedded with transparent glass.
7. A quick-closing fire door as claimed in claim 1, wherein said left (1) and right (2) side doors are provided with gaskets (21) on their inner sides, said gaskets (21) being fixedly mounted on the door body (3), said gaskets (21) being made of heat-resistant rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286950.XU CN216866474U (en) | 2021-12-24 | 2021-12-24 | Quick-closing fire door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286950.XU CN216866474U (en) | 2021-12-24 | 2021-12-24 | Quick-closing fire door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216866474U true CN216866474U (en) | 2022-07-01 |
Family
ID=82148197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123286950.XU Active CN216866474U (en) | 2021-12-24 | 2021-12-24 | Quick-closing fire door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216866474U (en) |
-
2021
- 2021-12-24 CN CN202123286950.XU patent/CN216866474U/en active Active
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