CN214247139U - Expansion device for building fireproof door - Google Patents
Expansion device for building fireproof door Download PDFInfo
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- CN214247139U CN214247139U CN202023043588.9U CN202023043588U CN214247139U CN 214247139 U CN214247139 U CN 214247139U CN 202023043588 U CN202023043588 U CN 202023043588U CN 214247139 U CN214247139 U CN 214247139U
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- 230000006978 adaptation Effects 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims 1
- 230000006378 damage Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010010071 Coma Diseases 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of fire-proof doors for buildings, and discloses a telescopic device used by a fire-proof door for buildings, which comprises a door body, an arc-shaped groove is arranged at the lower side of the right side of the door body, an arc-shaped block is arranged inside the arc-shaped groove, a connection telescopic device is arranged inside the arc-shaped groove, the connection telescopic device comprises a connection groove and a connection block, the connection groove is arranged on the left side wall inside the arc-shaped groove, the right side of the connection block is fixedly connected with the left side of the arc-shaped block, the surface of the connection block is attached to the inner side wall inside the connection groove, the connection telescopic device is arranged to push the connection upright post to move the connection upright post to the inside of the arc-shaped groove, when the connection upright post moves, the arc-shaped block can move along with the movement of the connection upright post, through the cooperation between the connection telescopic device and the arc-shaped block, the position of the arc-shaped block can be adjusted according to the size of the passing personnel, and the telescopic device is suitable for various crowds, the range of the applicable crowd of the utility model is enlarged.
Description
Technical Field
The utility model relates to a fire door technical field is prevented in the building, specifically is a fire door uses telescoping device is prevented to building.
Background
The fireproof door is an important component of building fire-fighting measures, and fireproof doors are required to be arranged at fire-proof subareas in a building evacuation channel. The existing fireproof door is fan-shaped like a common door and is made of materials with fireproof function, a door closer is generally installed on the existing fireproof door, the fireproof door is in a closed state, when a fire disaster occurs, if the door closer is damaged, people in a building cannot enter an evacuation channel through opening the fireproof door, the people in the building cannot escape from a fire scene in time, if the people in the building stay for a long time, the phenomena of coma, oxygen deficiency, injury and the like can occur in the building, the personal safety of the people in the building is seriously threatened, and the existing fireproof door is designed and used for solving the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a telescoping device that fire door used is prevented to building possesses the personal safety of the crowd in the effectual protection building, enlarges the utility model discloses advantages such as suitable for crowd's scope have solved and have prevented that fire door closer takes place to damage, lead to the crowd in the building can't in time be unable through opening the problem that prevents that fire door fled from.
(II) technical scheme
In order to achieve the above background purpose, the present invention provides the following technical solutions: the utility model provides a telescoping device that fire door used is prevented in building, which comprises a door body, the arc wall has been seted up to the downside on the door body right side, the arc wall is located the lower right corner department of the door body, the inside of arc wall is provided with the arc piece, the shape of arc piece and the shape looks adaptation of arc wall, the part outer wall of arc piece is located the outside of arc wall, the inside of arc wall is provided with connects the telescoping device, connect the telescoping device including spread groove and connecting block, the left side wall in the arc wall is seted up to the spread groove, the shape of connecting block and the shape looks adaptation of spread groove, the right side fixed connection of connecting block is in the left side of arc piece, the part outer wall of connecting block is located the inside of spread groove, the surface of connecting block is laminated with the inside wall of spread groove.
Preferably, the connection telescopic device further comprises a connection long groove and a connection short groove, the connection long groove is formed in the top side wall of the inner portion of the arc-shaped groove, the connection short groove is formed in the left side wall of the inner portion of the connection long groove, a sliding block is arranged inside the connection short groove, the surface of the sliding block is in sliding connection with the inner side wall of the inner portion of the connection short groove, a connection long plate is fixedly mounted on the right side of the sliding block, part of the outer wall of the connection long plate is located inside the arc-shaped groove, and the bottom surface of the connection long plate is attached to the top surface of the arc-shaped block.
Preferably, part of the outer wall of the sliding block is located inside the connecting long groove, and the connecting long plate is located inside the connecting long groove.
Preferably, the connection telescopic device further comprises an extension spring, the upper end of the extension spring is fixedly connected to the top side wall in the connection long groove, and the lower end of the extension spring is fixedly connected to the top surface of the connection long plate.
Preferably, the connection telescopic device further comprises a connection upright post, and the left side of the connection upright post is fixedly connected to the right side of the arc-shaped block.
(III) advantageous effects
Compared with the prior art, the utility model provides a fire door uses telescoping device is prevented to building possesses following beneficial effect:
1. the telescopic device for the building fireproof door is characterized in that the connecting upright post moves towards the arc-shaped groove by pushing the connecting upright post, when the connecting upright post moves, the arc-shaped block moves along with the movement of the connecting upright post, the arc-shaped block can be contacted with the connecting long plate in the moving process, the arc-shaped block applies acting force to the connecting long plate to enable the connecting long plate to apply acting force to the stretching spring, the connecting long plate slides in the connecting short groove to enable the connecting long plate to move through the sliding block, the stretching spring is compressed, when the arc-shaped block moves for a certain distance in the arc-shaped groove, the connecting block can enter the connecting groove, the arc-shaped block stops moving, the arc-shaped block can be pressed to enable the arc-shaped block to be fixed, if a door closer on the fireproof door is damaged, the crowd in the building can safely pass through according to the position of the arc-shaped block, and the crowd in the building can quickly enter an evacuation channel through the fireproof door, the personal safety of the crowd in the building is effectively protected.
2. This telescoping device that fire door used is prevented to building connects telescoping device through setting up, promotes the connection stand and makes the connection stand remove to the arc wall in, and the connection stand is in the removal, and the arc piece can remove along with the connection stand removes, through the cooperation between connection telescoping device and the arc piece, can be applicable to all kinds of crowds according to the position of the size adjustment arc piece that passes through personnel, enlarges the utility model discloses be suitable for crowd's scope.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of the arc-shaped groove of the present invention;
fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present invention;
fig. 4 is a schematic view of a partial enlarged structure at B in fig. 2 according to the present invention;
fig. 5 is a schematic structural view of the arc-shaped block of the present invention.
In the figure: 1. a door body; 2. an arc-shaped slot; 3. an arc-shaped block; 4. connecting a telescopic device; 401. connecting grooves; 402. connecting blocks; 403. a long connecting groove; 404. connecting the short slots; 405. a slider; 406. connecting the long plates; 407. an extension spring; 408. and connecting the upright posts.
Detailed Description
The present invention will be described in further detail with reference to the drawings, wherein like elements are designated by like reference numerals, wherein the terms "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to the orientation in the drawings, and the terms "inner" and "outer" refer to the orientation toward or away from the geometric center of a particular element, respectively.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a telescoping device that fire door used is prevented in building, including a body 1, arc wall 2 has been seted up to the downside on the door body 1 right side, arc wall 2 is located the lower right angle department of the door body 1, the inside of arc wall 2 is provided with arc piece 3, the shape of arc piece 3 and the shape looks adaptation of arc wall 2, the part outer wall of arc piece 3 is located the outside of arc wall 2, the inside of arc wall 2 is provided with connects telescoping device 4, connect telescoping device 4 including spread groove 401 and connecting block 402, spread groove 401 sets up the left side wall in arc wall 2 inside, the shape of connecting block 402 and the shape looks adaptation of spread groove 401, the right side fixed connection of connecting block 402 is in the left side of arc piece 3, the part outer wall of connecting block 402 is located the inside of spread groove 401, the surface of connecting block 402 is laminated with the inside lateral wall of spread groove 401.
The connecting telescopic device 4 further comprises a connecting long groove 403 and a connecting short groove 404, the connecting long groove 403 is formed in the top side wall of the inner portion of the arc-shaped groove 2, the connecting short groove 404 is formed in the left side wall of the inner portion of the connecting long groove 403, a sliding block 405 is arranged in the connecting short groove 404, part of the outer wall of the sliding block 405 is located in the connecting long groove 403, the surface of the sliding block 405 is connected with the inner side wall of the inner portion of the connecting short groove 404 in a sliding mode, a connecting long plate 406 is fixedly installed on the right side of the sliding block 405, the connecting long plate 406 is located in the connecting long groove 403, part of the outer wall of the connecting long plate 406 is located in the arc-shaped groove 2, and the bottom surface of the connecting long plate 406 is attached to the top surface of the arc-shaped block 3.
The connecting telescopic device 4 further comprises an extension spring 407, the upper end of the extension spring 407 is fixedly connected to the top side wall inside the connecting long groove 403, and the lower end of the extension spring 407 is fixedly connected to the top surface of the connecting long plate 406.
The connecting telescopic device 4 further comprises a connecting upright 408, and the left side of the connecting upright 408 is fixedly connected to the right side of the arc-shaped block 3.
When the fire fighting door is used, when a fire disaster occurs, when a fire fighting pipeline laid by fire fighters needs to pass through the door body 1, the connecting upright post 408 is pushed to move towards the arc-shaped groove 2, when the connecting upright post 408 moves, the arc-shaped block 3 moves along with the movement of the connecting upright post 408, the arc-shaped block 3 can contact with the long connecting plate 406 in the moving process, the arc-shaped block 3 applies acting force to the long connecting plate 406 to enable the long connecting plate 406 to apply acting force to the stretching spring 407, the long connecting plate 406 slides in the short connecting groove 404 through the sliding block 405 to enable the long connecting plate 406 to move, the stretching spring 407 is compressed, when the arc-shaped block 3 moves a certain distance in the arc-shaped groove 2, the connecting block 402 can enter the connecting groove 402 to stop moving the arc-shaped block 3, then the arc-shaped block 3 is pressed to fix, and a gap appears at the lower right corner of the door body 1, can be safely passed by people in the building.
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 (5)
1. The utility model provides a telescoping device that fire door used is prevented to building, includes door body (1), its characterized in that: arc wall (2) have been seted up to the downside on the door body (1) right side, arc wall (2) are located the right lower corner department of the door body (1), the inside of arc wall (2) is provided with arc piece (3), the shape of arc piece (3) and the shape looks adaptation of arc wall (2), the part outer wall of arc piece (3) is located the outside of arc wall (2), the inside of arc wall (2) is provided with connects telescoping device (4), connect telescoping device (4) including spread groove (401) and connecting block (402), the left side wall in arc wall (2) inside is seted up in spread groove (401), the shape of connecting block (402) and the shape looks adaptation of spread groove (401), the right side fixed connection of connecting block (402) is in the left side of arc piece (3), the part outer wall of connecting block (402) is located the inside of spread groove (401), the surface of connecting block (402) and the inside laminating wall of spread groove (401) inside.
2. A telescopic device for a fire door of an architecture according to claim 1, characterised in that: the connecting telescopic device (4) further comprises a connecting long groove (403) and a connecting short groove (404), the connecting long groove (403) is formed in the top side wall of the inner portion of the arc-shaped groove (2), the connecting short groove (404) is formed in the left side wall of the inner portion of the connecting long groove (403), a sliding block (405) is arranged in the connecting short groove (404), the surface of the sliding block (405) is in sliding connection with the inner side wall of the inner portion of the connecting short groove (404), a connecting long plate (406) is fixedly installed on the right side of the sliding block (405), part of the outer wall of the connecting long plate (406) is located in the inner portion of the arc-shaped groove (2), and the bottom surface of the connecting long plate (406) is attached to the top surface of the arc-shaped block (3).
3. A telescopic device for a fire door of an architecture according to claim 2, characterised in that: part of the outer wall of the sliding block (405) is positioned inside the long connecting groove (403), and the long connecting plate (406) is positioned inside the long connecting groove (403).
4. A telescopic device for a fire door of an architecture according to claim 2, characterised in that: the connecting telescopic device (4) further comprises an extension spring (407), the upper end of the extension spring (407) is fixedly connected to the top side wall in the connecting long groove (403), and the lower end of the extension spring (407) is fixedly connected to the top surface of the connecting long plate (406).
5. A telescopic device for a fire door of an architecture according to claim 4, characterized in that: connect telescoping device (4) still including connecting stand (408), the left side fixed connection of connecting stand (408) closes at the right side of arc piece (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023043588.9U CN214247139U (en) | 2020-12-15 | 2020-12-15 | Expansion device for building fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023043588.9U CN214247139U (en) | 2020-12-15 | 2020-12-15 | Expansion device for building fireproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214247139U true CN214247139U (en) | 2021-09-21 |
Family
ID=77740958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023043588.9U Expired - Fee Related CN214247139U (en) | 2020-12-15 | 2020-12-15 | Expansion device for building fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214247139U (en) |
-
2020
- 2020-12-15 CN CN202023043588.9U patent/CN214247139U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210921 |