CN214403320U

CN214403320U - Fire door is prevented to helping hand suitable for fire control passageway

Info

Publication number: CN214403320U
Application number: CN202120040599.7U
Authority: CN
Inventors: 王荣荣
Original assignee: Shandong New Space Fire Engineering Co ltd
Current assignee: Shandong New Space Fire Engineering Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-10-15
Anticipated expiration: 2031-01-08

Abstract

The utility model provides a fire door is prevented in helping hand suitable for fire control passageway relates to fire control safety technical field, including door frame and adjusting device, the inner wall of door frame rotates and is connected with fire door is prevented safely, fire door is prevented the equal fixedly connected with handle in both sides that is close to the door frame safely, adjusting device is located and sets up on the fire door is prevented safely, adjusting device is including isolated board, the number of isolated board has two, two isolated boards are the symmetry setting, isolated board and fire door's inner wall sliding connection is prevented safely, fire door's one end and door frame sliding connection are prevented away from to isolated board, fire door's inner wall rotates and is connected with the control lever safely. The utility model discloses, it has the gap to have solved the upper and lower both sides that prevent fire door mostly, and the air easily gets into indoorly through the gap with the fire body, causes the intensity of a fire to stretch, causes a large amount of losses and endangers its life safety to the user.

Description

Fire door is prevented to helping hand suitable for fire control passageway

Technical Field

The utility model relates to a fire control safety technical field especially relates to a fire door is prevented to helping hand suitable for fire control passageway.

Background

A fire door is a door that can meet the requirements of fire stability, integrity and thermal insulation within a certain period of time. It is a fire-proof partition with certain fire resistance, which is arranged in fire-proof subareas, evacuation staircases, vertical shafts and the like.

The fireproof door has the functions of preventing the fire from spreading and diffusing smoke besides the function of a common door, can prevent the fire from spreading within a certain time, ensures personnel to be evacuated, has gaps on the upper side and the lower side of the existing most fireproof doors, and ensures that air and fire bodies easily enter a room through the gaps to cause the fire to spread, causes a great amount of loss to users and endangers the life safety of the users, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a power-assisted fireproof door suitable for a fire fighting access.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a power-assisted fireproof door suitable for a fire fighting access comprises a door frame and an adjusting device, wherein the inner wall of the door frame is rotatably connected with a fireproof door, handles are fixedly connected to two sides, close to the door frame, of the fireproof door, the adjusting device is arranged on the fireproof door and comprises two isolation plates, the two isolation plates are symmetrically arranged, the isolation plates are slidably connected with the inner wall of the fireproof door, one end, away from the fireproof door, of each isolation plate is slidably connected with the door frame, the inner wall of the fireproof door is rotatably connected with a control rod, one side, close to the isolation plates, of each control rod is fixedly connected with a driving gear, one side, close to the driving gear, of each isolation plate is fixedly connected with a moving block, the moving block is meshed with the driving gear, one side, close to the driving gear, of the fireproof door is rotatably connected with a limiting block through a torsion spring, stopper and drive gear inner wall sliding connection, one side sliding connection that fire door is close to the control lever has the push rod safely, the one end and the stopper sliding connection of push rod, the door frame is kept away from the both sides of fire door and all has the briquetting through location spring sliding connection, the one end and the isolated board sliding connection of briquetting.

Preferably, one side of the isolation plate close to the driving gear is fixedly connected with a positioning rod, and the positioning rod is connected with the inner wall of the moving block in a sliding mode.

Preferably, one side fixedly connected with compression spring that the push rod is close to fire safety door, fire safety door is close to one side and compression spring fixed connection of push rod.

Preferably, the door frame is provided with an anti-theft device, and one end of the anti-theft device is connected with the fireproof door in a sliding mode.

Preferably, the anti-theft device comprises a limiting sleeve, the limiting sleeve is fixedly connected with a door frame, a limiting rod is connected to the inner wall of the limiting sleeve in a sliding mode, a clamping block is fixedly connected to one side, close to the limiting sleeve, of the door frame, a fixing rod is connected to one side, close to the limiting rod, of the door frame in a sliding mode, a control ring is connected to the inner wall of the fixing rod in a rotating mode, one end of the control ring is connected with the clamping block in a sliding mode, a fixing block is connected to one side, close to the limiting sleeve, of the fireproof door in a sliding mode, and the limiting rod is connected with the inner wall of the fixing block in a sliding mode.

Preferably, the gag lever post is close to the expanding spring that two symmetries of one side fixedly connected with of stop collar set up, one side and the expanding spring fixed connection that the stop collar is close to the gag lever post, the fire door is close to the spacing spring of one side fixedly connected with of fixed block, one side and the spacing spring fixed connection that the fixed block is close to the fire door are prevented to the safety.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, through setting the adjusting device, when the fire disaster happens and the safety fire door is closed to isolate the air, the user stands outside the door and pushes the push rod to one side close to the safety fire door, the user pulls the push rod to one side far away from the fire door when standing inside the door, the push rod pulls the compression spring, the compression spring is deformed under force to generate the elastic force, then the push rod drives the limit block to rotate, the torsion spring is deformed under force to generate the elastic force, the limit block loses the constraint on the drive gear, the control rod is rotated to drive the drive gear to rotate, the drive gear drives the movable block to move, then the movable block drives the isolation plate to be inserted into the door frame, the isolation plate extrudes the press block, the press block pulls the positioning spring, the positioning spring is deformed under force to generate the elastic force, then the push rod is loosened, the compression spring and the torsion spring contract to return to the original position, and the limit block is abutted against the drive gear, can accomplish isolated air, when needs are opened, the user stands outside the door to one side promotion push rod that is close to safe fire door, the user stands to keeping away from one side pulling push rod of preventing fire door when being indoor, to the opposite direction rotation control lever, drive gear drives isolated board and returns the normal position, loosen the push rod, make its stopper and drive gear inner wall offset, can open it, there is the gap in the upper and lower both sides of preventing fire door at present mostly, the air easily gets into indoorly through the gap with the fire body, cause the intensity of a fire to stretch, cause a large amount of losses and endanger its life safety to the user, the effectual stability of having avoided above-mentioned problem and improve equipment of application of this device.

2. In the utility model, through the arrangement of the anti-theft device, when the anti-theft is needed, the fixed block is pushed to one side close to the limit sleeve, the fixed block pulls the limit spring, the limit spring is stressed and deformed to generate elasticity, when the fixed block is inserted into the limit sleeve, the fixed rod slides downwards, the fixed rod drives the control ring to move together, the fixed block immediately extrudes the limit rod downwards, the limit rod extrudes the telescopic spring, the telescopic spring is stressed and deformed to generate elasticity, the limit rod is inserted into the fixed block, the control ring is immediately rotated to enable the control ring to be abutted against the inner wall of the block, the anti-theft function can be completed, when the anti-theft device needs to be opened, the control ring is rotated to enable the block to lose the constraint on the control ring, the telescopic spring releases the elasticity, the limit rod is pushed to one side far away from the limit sleeve, the limit rod loses the constraint on the fixed block, the limit spring contracts the elasticity, the fixed block is pulled to return to the original position, the device can be opened, most of existing fireproof doors cannot be closed for saving people, lawless persons steal the fire door by using the defect, important information and property of some users of the fire door are stolen, normal use of the device is not facilitated, the device effectively avoids the problems and improves safety of the device.

Drawings

Fig. 1 is a schematic structural view of a fire-fighting access fire-proof door according to the present invention;

fig. 2 is a rear view of the fire-proof door of fig. 1 suitable for a fire passage according to the present invention;

fig. 3 is an exploded view of the fire-fighting access door according to the present invention;

fig. 4 is a schematic view of an explosion structure of an adjusting device in a power-assisted fire door suitable for a fire passage according to the present invention;

fig. 5 is the utility model provides an anti-theft device's explosion structure schematic diagram in fire door is prevented to helping hand suitable for fire control passageway.

Illustration of the drawings: 1. a door frame; 2. a fire-proof door; 3. a handle; 4. an adjustment device; 41. an insulating panel; 42. a limiting block; 43. a push rod; 44. a drive gear; 45. a control lever; 46. a moving block; 47. briquetting; 5. an anti-theft device; 51. a clamping block; 52. fixing the rod; 53. a limiting rod; 54. a limiting sleeve; 55. a control loop; 56. and (5) fixing blocks.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, a power-assisted fire door suitable for a fire passage comprises a door frame 1 and an adjusting device 4, wherein the inner wall of the door frame 1 is rotatably connected with a fire door 2, handles 3 are fixedly connected to two sides of the fire door 2 close to the door frame 1, and the adjusting device 4 is arranged on the fire door 2.

The specific arrangement and function of the adjusting device 4 and the anti-theft device 5 will be described in detail below.

As shown in fig. 1 and 4, the adjusting device 4 includes two isolation plates 41, the two isolation plates 41 are symmetrically disposed, the isolation plates 41 are slidably connected to the inner wall of the fire door 2, one end of the isolation plate 41 away from the fire door 2 is slidably connected to the door frame 1, the inner wall of the fire door 2 is rotatably connected to a control rod 45, one side of the control rod 45 close to the isolation plates 41 is fixedly connected to a driving gear 44, one side of the isolation plate 41 close to the driving gear 44 is fixedly connected to a moving block 46, the moving block 46 is engaged with the driving gear 44, one side of the fire door 2 close to the driving gear 44 is rotatably connected to a limit block 42 through a torsion spring, the limit block 42 is slidably connected to the inner wall of the driving gear 44, one side of the fire door 2 close to the control rod 45 is slidably connected to a push rod 43, one end of the push rod 43 is slidably connected to the limit block 42, both sides that fire door 2 was kept away from to door frame 1 all have a briquetting 47 through location spring sliding connection, the one end and the isolated board 41 sliding connection of briquetting 47, isolated board 41 is close to one side fixedly connected with locating lever of drive gear 44, locating lever and movable block 46 inner wall sliding connection, push rod 43 is close to one side fixedly connected with compression spring of fire door 2, fire door 2 is close to one side and compression spring fixed connection of push rod 43.

The whole adjusting device 4 achieves the effect that by arranging the adjusting device 4, when a fire disaster happens and the fire door 2 is closed to isolate air, a user stands out of the door and pushes the push rod 43 to one side close to the fire door 2, the user stands in the door and pulls the push rod 43 to one side far away from the fire door, the push rod 43 pulls the compression spring, the compression spring is stressed and deformed to generate elastic force, then the push rod 43 drives the limit block 42 to rotate, the torsion spring is stressed and deformed to generate elastic force, the limit block 42 loses the constraint on the driving gear 44, the control rod 45 rotates, the control rod 45 drives the driving gear 44 to rotate, the driving gear 44 drives the moving block 46 to move, then the moving block 46 drives the isolating plate 41 to insert into the door frame 1, the isolating plate 41 extrudes the press block 47, the press block 47 pulls the positioning spring, the positioning spring is stressed and deformed to generate elastic force, then the push rod 43 is loosened, the compression spring and the torsion spring contract elastic force, return the normal position, make its stopper 42 and drive gear 44 offset, can accomplish isolated air, when needs are opened, the user stands outside the door and promotes push rod 43 to one side that is close to safe fire door 2, the user stands when the door and stimulates push rod 43 to one side of keeping away from fire door, to opposite direction rotation control lever 45, drive gear 44 drives isolated board 41 and returns the normal position, loosen push rod 43, make its stopper 42 and drive gear 44 inner wall offset, can open it, there is the gap in the upper and lower both sides of present most fire doors, the air easily gets into indoorly through the gap with the fire body, cause the intensity of a fire to spread, cause a large amount of losses and endanger its life safety to the user, the effectual above-mentioned problem of having avoided of application of this device and the stability of improve equipment.

As shown in fig. 1 and 5, the anti-theft device 5 includes a limiting sleeve 54, the limiting sleeve 54 is fixedly connected with the door frame 1, an inner wall of the limiting sleeve 54 is slidably connected with a limiting rod 53, one side of the door frame 1 close to the limiting sleeve 54 is fixedly connected with a fixture block 51, one side of the door frame 1 close to the limiting rod 53 is slidably connected with a fixing rod 52, an inner wall of the fixing rod 52 is rotatably connected with a control ring 55, one end of the control ring 55 is slidably connected with the fixture block 51, one side of the fire door 2 close to the limiting sleeve 54 is slidably connected with a fixture block 56, the limiting rod 53 is slidably connected with an inner wall of the fixture block 56, one side of the limiting rod 53 close to the limiting sleeve 54 is fixedly connected with two symmetrically arranged expansion springs, one side of the limiting sleeve 54 close to the limiting rod 53 is fixedly connected with the expansion springs, one side of the fire door 2 close to the fixture block 56 is fixedly connected with the limiting springs, and one side of the fixture block 56 close to the fire door 2 is fixedly connected with the limiting springs.

The whole anti-theft device 5 achieves the effects that through the arrangement of the anti-theft device 5, when anti-theft is needed, the fixing block 56 is pushed to one side close to the limiting sleeve 54, the fixing block 56 pulls the limiting spring, the limiting spring is stressed and deformed to generate elastic force, when the fixing block 56 is inserted into the limiting sleeve 54, the fixing rod 52 slides downwards, the fixing rod 52 drives the control ring 55 to move together, the fixing block 56 downwards extrudes the limiting rod 53, the limiting rod 53 extrudes the telescopic spring, the telescopic spring is stressed and deformed to generate elastic force, the limiting rod 53 is inserted into the fixing block 56, the control ring 55 is rotated immediately, the control ring 55 is abutted against the inner wall of the clamping block 51, the anti-theft effect can be completed, when the anti-theft device is needed to be opened, the control ring 55 is rotated, the clamping block 51 loses the constraint on the control ring 55, the telescopic spring releases the elastic force, the limiting rod 53 is pushed to one side far away from the limiting sleeve 54, and the limiting rod 53 loses the constraint on the fixing block 56, the limit spring contracts elasticity, the fixing block 56 is pulled to return to the original position, the door can be opened, most of existing fireproof doors cannot be closed for saving people, lawless persons steal the door by using the defect, important information and property of some users are stolen, normal use of equipment is not facilitated, the problem is effectively avoided through the application of the device, and safety of the equipment is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a fire door is prevented to helping hand suitable for fire control passageway, includes door frame (1) and adjusting device (4), its characterized in that: the inner wall of the door frame (1) is rotatably connected with a fireproof door (2), the two sides of the fireproof door (2) close to the door frame (1) are fixedly connected with handles (3), the adjusting device (4) is arranged on the fireproof door (2), the adjusting device (4) comprises two isolating plates (41), the number of the isolating plates (41) is two, the two isolating plates (41) are symmetrically arranged, the isolating plates (41) are in sliding connection with the inner wall of the fireproof door (2), one end, away from the fireproof door (2), of each isolating plate (41) is in sliding connection with the inner wall of the door frame (1), the inner wall of the fireproof door (2) is rotatably connected with a control rod (45), one side, close to the isolating plates (41), of the control rod (45) is fixedly connected with a driving gear (44), one side, close to the driving gear (44), of each isolating plate (41) is fixedly connected with a moving block (46), the movable block (46) is connected with the drive gear (44) in a meshed mode, one side, close to the drive gear (44), of the fireproof door (2) is connected with a limiting block (42) in a rotating mode through a torsion spring, the limiting block (42) is connected with the inner wall of the drive gear (44) in a sliding mode, one side, close to the control rod (45), of the fireproof door (2) is connected with a push rod (43) in a sliding mode, one end of the push rod (43) is connected with the limiting block (42) in a sliding mode, two sides, far away from the fireproof door (2), of the door frame (1) are connected with pressing blocks (47) in a sliding mode through positioning springs, and one end of each pressing block (47) is connected with an isolation plate (41) in a sliding mode.

2. A fire rated door as claimed in claim 1, wherein: one side of the isolation plate (41) close to the driving gear (44) is fixedly connected with a positioning rod, and the positioning rod is connected with the inner wall of the moving block (46) in a sliding mode.

3. A fire rated door as claimed in claim 1, wherein: one side fixedly connected with compression spring that push rod (43) are close to fire safety door (2), fire safety door (2) are close to one side and compression spring fixed connection of push rod (43).

4. A fire rated door as claimed in claim 1, wherein: the anti-theft device is characterized in that the door frame (1) is provided with an anti-theft device (5), and one end of the anti-theft device (5) is connected with the safety fireproof door (2) in a sliding mode.

5. A fire rated door as claimed in claim 4, wherein: anti-theft device (5) include stop collar (54), the fixed surface of stop collar (54) and door frame (1) is connected, the inner wall sliding connection of stop collar (54) has gag lever post (53), one side fixedly connected with fixture block (51) that door frame (1) is close to stop collar (54), one side sliding connection that door frame (1) is close to gag lever post (53) has dead lever (52), the inner wall of dead lever (52) rotates and is connected with control ring (55), the one end and fixture block (51) sliding connection of control ring (55), one side sliding connection that fire door (2) are close to stop collar (54) has fixed block (56), the inner wall sliding connection of gag lever post (53) and fixed block (56).

6. A fire rated door as claimed in claim 5, wherein: the utility model discloses a fire safety door, including gag lever post (53), stop collar (54), one side fixedly connected with of gag lever post (54) is close to the expanding spring that two symmetries of one side fixedly connected with set up, one side and expanding spring fixed connection that gag lever post (53) is close to gag lever post (54), the fire safety door (2) is close to one side fixedly connected with limiting spring of fixed block (56), one side and limiting spring fixed connection that fire safety door (2) are close to fixed block (56).