CN214062782U

CN214062782U - Staircase fireproof door beneficial to escape

Info

Publication number: CN214062782U
Application number: CN202022339886.6U
Authority: CN
Inventors: 陈德高
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-08-27
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a fire door is prevented to stairwell that is favorable to fleing, including the door frame, the inboard swing joint of door frame has fire door plant, the glass window is installed in front surface one side top position embedding of fire door plant, the lockhole has been seted up to anterior one side position placed in the middle of the door frame, the front portion of door frame is located the top position movable mounting of lockhole has the handle, the inboard bottom position of door frame is equipped with the door mechanism of fleing, door mechanism of fleing is including door plant, axle bed, compact heap, handle, pivot and backplate flee for one's life, the bottom of fire door plant is equipped with sealing mechanism, sealing mechanism is including changeing rod, activity groove and ball. A fire door is prevented to stairwell that is favorable to fleing, can provide personnel escape way when preventing fire door and leading to can't opening because of damaging, avoid producing the phenomenon that personnel are stranded, secondly also can reduce the gap between fire door plant and the ground, reduce the phenomenon that the flue gas leaked.

Description

Staircase fireproof door beneficial to escape

Technical Field

The utility model relates to a prevent fire door field, in particular to be favorable to preventing fire door between stairwell of fleing.

Background

The fireproof door is used between a staircase and a long corridor, is kept in a closed state for a long time through the door closer, can be blocked by the fireproof door when a fire disaster occurs, has an effective fireproof effect, and belongs to necessary fireproof facilities in public places such as office buildings, hospitals and schools;

firstly, the fireproof door is usually in a normally closed state, but pedestrians pass through the fireproof door, so that the fireproof door is frequently opened and closed, and a door lock is easy to damage; secondly, because of preventing fire door and need opening and closing, consequently must leave certain space between its bottom and the ground, otherwise the phenomenon that can't normally open and close will appear, but when the conflagration took place, the gap will produce serious flue gas leakage phenomenon, has reduced fire prevention effect, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a fire door is prevented to stairwell that is favorable to fleing, can solve effectively in the background art because prevent fire door usually in the normally closed state, but also have pedestrian's process, lead to prevent fire door can frequent open, close, the phenomenon that the lock is easy to appear damaging, when taking place the conflagration, if the lock appears damaging at this moment, lead to personnel can't open prevent fire door, will lead to personnel to be stranded in the scene of the fire, have the potential safety hazard that can't flee; secondly, because of preventing fire door and need opening and closing, consequently must leave certain space between its bottom and the ground, otherwise the phenomenon that can't normally open and close will appear, but when the conflagration took place, the gap will produce serious flue gas leakage phenomenon, has reduced fire prevention effect, is unfavorable for the technical problem who uses.

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

the utility model provides a be favorable to preventing fire door between stairwell of fleing, includes the door frame, the inboard swing joint of door frame has the fire door board, the glass window is installed in front surface one side top position embedding of fire door board, the lockhole has been seted up to the anterior one side position placed in the middle of the door frame, the anterior top position movable mounting who is located the lockhole of door frame has the handle, the inboard bottom position of door frame is equipped with the door mechanism of fleing, the door mechanism of fleing is including door board, axle bed, compact heap, handle, pivot and backplate flee for one's life, the bottom of fire door board is equipped with sealing mechanism, sealing mechanism is including changeing rod, movable groove and ball.

As a further scheme of the utility model, the door plant of fleing is through the inboard bottom position of pivot swing joint at the fire door plant, axle bed fixed mounting is in the anterior bottom position of the door plant of fleing, the compact heap rotates the front portion of connection at the axle bed, handle fixed connection is in the anterior one end position of compact heap, backplate fixed mounting is at the rear portion of the door plant of fleing.

As a further proposal of the utility model, a step is arranged between the escape door plate and the rear baffle plate, and the outside gluing that the front part of the rear baffle plate is arranged on the escape door plate is connected with a sealing gasket.

As a further aspect of the present invention, the lower surface of the fire door panel is opened in the movable groove, the rotating rod is movably connected in the movable groove, and the ball is embedded in the inner wall of the movable groove.

As a further aspect of the present invention, the number of the balls is five groups, each group the number of the balls is four, four the balls are all attached to the outside of the rotating rod.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses in, through setting up the escape door mechanism, handheld two handles rotate two compact heap, two compact heap rotation break away from the fire prevention door plant, can open the door plant of fleing through the pivot, personnel can pass through safely, when not using usually, close the door plant of fleing, the backplate is spacing at the rear portion of fire prevention door plant, rotate the front portion of compact heap spacing at the fire prevention door plant, can fix the door plant of fleing, can not influence the normal use of fire prevention door plant, can effectually avoid when the fire prevention door plant can't be opened because of the trouble, the phenomenon that personnel can't pass through, great improvement the security that the fire prevention door plant used;

through setting up sealing mechanism, the fire door plant is when opening and closing, it all can rotate through the movable groove to change the rod, the ball has also increased and has changeed rod pivoted lubricity, the pivoted rod that changes contacts all the time on ground, keep the leakproofness, the effectual traditional fire door plant of having solved needs set up the phenomenon that the normal switch of fire door plant was guaranteed in the space between bottom and ground, the phenomenon that the flue gas leaked through the gap when reducing the conflagration and taking place, increase the leakproofness between fire door plant and the ground, do benefit to the use more.

Drawings

FIG. 1 is a schematic view of the overall structure of a fire door of the present invention for escaping from a staircase;

FIG. 2 is a structural view of an escape door panel of the fire door of the staircase for facilitating escape of the present invention;

fig. 3 is a side view of the fire door plate and the rotary rod connecting structure of the fire door of the staircase beneficial for escaping.

In the figure: 1. a door frame; 2. a fire door panel; 3. a glass window; 4. a lock hole; 5. a handle; 6. an escape door mechanism; 7. an escape door panel; 8. a shaft seat; 9. a compression block; 10. a handle; 11. a rotating shaft; 12. a tailgate; 13. a sealing mechanism; 14. rotating the stick; 15. a movable groove; 16. and a ball.

Detailed Description

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

As shown in fig. 1-3, a fire door for a staircase, which is beneficial for escape, comprises a door frame 1, wherein the inner side of the door frame 1 is movably connected with a fire door plate 2, a glass window 3 is embedded and installed at the top position of one side of the front surface of the fire door plate 2, a lock hole 4 is arranged at the middle position of one side of the front part of the door frame 1, a handle 5 is movably installed at the position, above the lock hole 4, of the front part of the door frame 1, an escape door mechanism 6 is arranged at the bottom position of the inner side of the door frame 1, the escape door mechanism 6 comprises an escape door plate 7, a shaft seat 8, a pressing block 9, a handle 10, a rotating shaft 11 and a rear baffle 12, a sealing mechanism 13 is arranged at the bottom of the fire door plate 2, and the sealing mechanism 13 comprises a rotating rod 14, a movable groove 15 and a ball 16;

the escape door plate 7 is movably connected to the bottom position of the inner side of the fireproof door plate 2 through a rotating shaft 11, a shaft seat 8 is fixedly arranged at the bottom position of the front part of the escape door plate 7, a pressing block 9 is rotatably connected to the front part of the shaft seat 8, a handle 10 is fixedly connected to one end position of the front part of the pressing block 9, and a rear baffle 12 is fixedly arranged at the rear part of the escape door plate 7; a step is arranged between the escape door plate 7 and the rear baffle plate 12, the front part of the rear baffle plate 12 is positioned at the outer side of the escape door plate 7 and is connected with a sealing gasket in a gluing way, and the sealing gasket can play a role in improving the sealing property; the movable groove 15 is arranged on the lower surface of the fireproof door panel 2, the rotating roller 14 is movably connected inside the movable groove 15, and the rolling balls 16 are embedded in the inner wall of the movable groove 15; the number of the balls 16 is five, the number of the balls 16 in each group is four, and the four balls 16 are attached to the outer portion of the rotating rod 14.

It should be noted that, the utility model relates to a staircase fire door beneficial to escape, when in use, the door frame 1 is installed in the door opening reserved in the staircase, when in use, the fireproof door panel 2 can be opened by the handle 5 and normally passes through, a door closer is arranged between the rear part of the fireproof door panel 2 and the door frame 1, when a person leaves, the fireproof door panel 2 is driven by the door closing to automatically close, so that the fireproof door panel 2 and the door frame 1 are always kept in a normally closed state, when a fire disaster occurs, the fire spreading is effectively reduced, and people can observe the fire situation through the glass window 3, when the fire disaster occurs, if the fireproof door panel 2 can not be opened due to the damage of parts such as a door lock, a hinge and the like, the escape door mechanism 6 can escape, when in operation, the two handles 10 are held by hands to rotate the two pressing blocks 9, the two pressing blocks 9 rotate to separate from the fireproof door panel 2, can open escape door board 7 through pivot 11, personnel can pass through safely, in the time of not using usually, will escape door board 7 and close, backplate 12 is spacing at fire door board 2's rear portion, it is spacing in fire door board 2's front portion to rotate compact heap 9, can be fixed with escape door board 7, can not influence fire door board 2's normal use, fire door board 2 is when opening and closing, it all can rotate through movable groove 15 to change rod 14, ball 16 has also increased and has changeed 14 pivoted lubricity of rod, the pivoted is changeed rod 14 and is contacted all the time on ground, keep the leakproofness.

The utility model discloses a set up escape door mechanism 6, handheld two handles 10 rotate two compact heap 9, two compact heap 9 rotate and break away from fire door plant 2, can open escape door plant 7 through pivot 11, personnel can pass through safely, when not using usually, close escape door plant 7, backplate 12 is spacing at the rear portion of fire door plant 2, it is spacing in the front portion of fire door plant 2 to rotate compact heap 9, can be with the fixed of escape door plant 7, can not influence the normal use of fire door plant 2, when can effectually avoid fire door plant 2 can't be opened because of the trouble when conflagration, the phenomenon that personnel can't pass through, great improvement the security that fire door plant 2 used; through setting up sealing mechanism 13, fire door plant 2 is opening and when closing, it all can rotate through movable groove 15 to change rod 14, ball 16 has also increased and has changeed 14 pivoted lubricity of rod, the pivoted is changeed rod 14 and is contacted all the time on ground, keep the leakproofness, the effectual phenomenon of traditional fire door plant 2 that has solved needs to set up the space between bottom and ground and guarantee 2 normal switches of fire door plant, the phenomenon that the flue gas passes through the gap leakage when reducing the conflagration and taking place, increase the leakproofness between fire door plant 2 and the ground, do benefit to the use more.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a be favorable to preventing fire door between stairwell of fleing which characterized in that: including door frame (1), the inboard swing joint of door frame (1) has fire door plant (2), glass window (3) are installed in the embedding of front surface one side top position of fire door plant (2), lockhole (4) have been seted up to the anterior one side position placed in the middle of door frame (1), the front portion of door frame (1) is located the top position movable mounting of lockhole (4) has handle (5), the inboard bottom position of door frame (1) is equipped with escape door mechanism (6), escape door mechanism (6) are including escape door plant (7), axle bed (8), compact heap (9), handle (10), pivot (11) and backplate (12), the bottom of fire door plant (2) is equipped with sealing mechanism (13), sealing mechanism (13) are including changeing rod (14), activity groove (15) and ball (16).

2. A fire door for a staircase that facilitates escape as claimed in claim 1, wherein: the escape door plate (7) is movably connected to the inner side bottom position of the fireproof door plate (2) through a rotating shaft (11), the shaft seat (8) is fixedly installed at the front bottom position of the escape door plate (7), the pressing block (9) is rotatably connected to the front portion of the shaft seat (8), the handle (10) is fixedly connected to one end of the front portion of the pressing block (9), and the rear baffle (12) is fixedly installed at the rear portion of the escape door plate (7).

3. A fire door for a staircase that facilitates escape as claimed in claim 1, wherein: a step is arranged between the escape door plate (7) and the rear baffle plate (12), and the front part of the rear baffle plate (12) is positioned at the outer side of the escape door plate (7) and is connected with a sealing gasket in a gluing mode.

4. A fire door for a staircase that facilitates escape as claimed in claim 1, wherein: the movable groove (15) is formed in the lower surface of the fireproof door plate (2), the rotating roller (14) is movably connected inside the movable groove (15), and the rolling balls (16) are embedded in the inner wall of the movable groove (15).

5. A fire door for a staircase that facilitates escape as claimed in claim 1, wherein: the number of the balls (16) is five, the number of the balls (16) in each group is four, and the four balls (16) are attached to the outer portion of the rotating rod (14).