CN213683809U - Ventilation structure of fireproof door - Google Patents
Ventilation structure of fireproof door Download PDFInfo
- Publication number
- CN213683809U CN213683809U CN202022394169.3U CN202022394169U CN213683809U CN 213683809 U CN213683809 U CN 213683809U CN 202022394169 U CN202022394169 U CN 202022394169U CN 213683809 U CN213683809 U CN 213683809U
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- Prior art keywords
- door
- ventilation
- fire
- hole
- door body
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- 238000009423 ventilation Methods 0.000 title claims abstract description 95
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 238000010030 laminating Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000779 smoke Substances 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005192 partition Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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Abstract
The application discloses a ventilation structure of a fireproof door, which relates to the technical field of fireproof doors, improves the problem that the fireproof door cannot find out a fire in time, which comprises a door frame and a door body arranged on the door frame, wherein the door frame is provided with a sealing strip, the door body is abutted against the sealing strip, the door body comprises two door plates which are fixedly attached to each other, one sides of the two door plates which are attached to each other are respectively provided with a groove, the two grooves form a ventilation cavity, the door surfaces of the two door plates are respectively provided with a ventilation hole, the vent holes are communicated with the ventilation cavity, the vent holes on the two door plates are staggered, a plurality of first fire baffles are fixedly connected between the two door plates, the first fire-proof plates are distributed at intervals along the height direction of the door body, the first fire-proof plates are positioned between the air vents of the two door panels, the first fire insulation plates are provided with through holes in a penetrating mode, and the through holes between the adjacent first fire insulation plates are staggered.
Description
Technical Field
The application relates to the technical field of fireproof doors, in particular to a ventilation structure of a fireproof door.
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.
Present fire door, like patent No. CN204627353U the, including the door frame, door frame one side be connected with normally open door leaf, the door frame opposite side be connected with normally closed door leaf, normally closed door leaf with normally open door leaf butt joint department have inside and outside trapezoidal hook mouth, inside and outside trapezoidal hook mouth install the sealing strip. Above-mentioned technical scheme can play fire prevention, smoke protection effect effectively.
In view of the above-mentioned related art, when the door leaf is closed, because the door leaf is divided into two spaces, if one of the spaces catches fire and no one is present, the other space is not easy to find the condition of catching fire in a short time by the person in the non-space that catches fire because of the smoke prevention effect of the door leaf, and if the door leaf is directly opened without knowing the condition of catching fire, the personal safety is threatened.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that prevents that fire door can not in time discover the conflagration, this application provides a prevent fire door's ventilation structure.
The application provides a prevent fire door's ventilation structure adopts following technical scheme:
the utility model provides a prevent fire door's ventilation structure, includes the door frame and installs the door body on the door frame, be provided with the sealing strip on the door frame, the door body and sealing strip butt, the door body includes two fixed door plants of laminating each other, all sets up flutedly on one side that two door plants laminated each other, and two recesses form the ventilation chamber, all has seted up the ventilation hole on the door face of two door plants, the ventilation hole communicates with the ventilation chamber each other, and the ventilation hole on two door plants misplaces each other, a plurality of first fire baffles of fixedly connected with between two door plants, first fire baffle is along the direction of height interval distribution of the door body, first fire baffle is located between the ventilation hole of two door plants, run through on the first fire baffle and seted up the through-hole, the through-hole between the adjacent first fire baffle misplac.
By adopting the technical scheme, when the door body is closed, the door body is abutted against the door frame, the door body and the door frame are in sealed connection, if one of two spaces partitioned by the door body catches fire and no person is in the other space, smoke can enter the other space through the through hole, if a person is in the other space, the condition of catching fire can be discovered in time, a fire disaster can be treated in time, and the door body cannot be opened easily; if no person is in the two spaces, the fireproof door can block fire, and flame can be blocked by the first fire-separating plates when entering the through hole.
Preferably, first slots are formed in the inner wall of one side, opposite to the two door plates, of each door plate, and the two ends of each first fire insulation plate are connected with the first slots in the two door plates in a clamped mode respectively.
Through adopting above-mentioned technical scheme, first fire baffle is installed on two door plants through first slot, and two door plants also can be in the same place through the better concatenation of the joint of first slot and first fire baffle.
Preferably, the door body is provided with the subassembly of opening and close that is used for opening and close the ventilation hole, the subassembly of opening and close is including the chock that is used for the shutoff ventilation hole to and the connecting rod with chock fixed connection, the external diameter of connecting rod is less than the internal diameter in ventilation hole, the chock is located the ventilation intracavity, the connecting rod passes the ventilation hole and extends outside the door plant, open and close the subassembly still including the mounting that is used for fixed connecting rod.
Through adopting above-mentioned technical scheme, when people discover to catch fire, can outwards stimulate the connecting rod, make the connecting rod drive the chock and block up the ventilation hole to block that smog continues to pass through, can make by sparse people or wait for the people of rescue be difficult for chocking by too much smog, when normal use, the chock does not block up the ventilation hole, and the ventilation hole can normally ventilate.
Preferably, a mesh cover is installed on the vent hole, a through hole for the connecting rod to pass through is formed in the mesh cover, and the through hole is coaxial with the vent hole.
Through adopting above-mentioned technical scheme, the screen panel can reduce the condition that debris got into the ventilation intracavity through the ventilation hole to the screen panel plays the positioning action to the connecting rod, and when making the people stimulate the connecting rod, the connecting rod can more accurately drive the chock and block up the ventilation hole.
Preferably, the door body is provided with a ring groove, internal threads are distributed in the ring groove, external threads are distributed on the outer peripheral side of the mesh enclosure, and the mesh enclosure is in threaded connection with the ring groove.
Through adopting above-mentioned technical scheme, screen panel and annular threaded connection make things convenient for the installation of screen panel or dismantle.
Preferably, a threaded hole is formed in the mesh enclosure and communicated with the through hole, a screw is connected to the threaded hole in a threaded manner, and one end of the screw abuts against the connecting rod.
Through adopting above-mentioned technical scheme, when the screw supports tightly on the connecting rod is fixed on the screen cloth, can make the ventilation hole better keep open mode or closed condition.
Preferably, a plurality of ventilation cavities are arranged in the door body, the ventilation holes correspond to the ventilation cavities, and the ventilation holes on the same door plate are staggered with each other between every two adjacent ventilation cavities.
Through adopting above-mentioned technical scheme, the ventilation chamber that lies in on same door plant between two adjacent ventilation chambeies misplaces each other, explains that all there is a ventilation hole to be in higher position on two door plants, when the condition of catching fire is more serious, can pour into water on the higher ventilation hole to make rivers to the bottom surface in the space of catching fire, can be to reducing its certain effect of conflagration.
Preferably, a second fire insulation plate is connected between the adjacent ventilation cavities, a second slot is formed in the inner wall of one side, opposite to the two door plates, of the door plate, and the second fire insulation plate is connected with the second slot in a clamped mode.
Through adopting above-mentioned technical scheme, separate into a plurality of ventilation chambeies through a plurality of second fire baffles, the second baffle passes through the second slot joint on two door plants, simple to operate, and two door plants are because the second also can be connected inseparabler that separates the fire baffle.
Preferably, the door body further comprises a sealing plate, the sealing plate covers the outer peripheral sides of the two door panels, and the door panels are fixedly connected with the sealing plate.
Through adopting above-mentioned technical scheme, the fixed cladding of shrouding is on the periphery side of two door plants, and shrouding and door plant form a whole.
In summary, the present application includes at least one of the following benefits:
1. the tight door body can have a ventilation effect through the ventilation holes and the ventilation cavity, and smoke can be better diffused out through the ventilation holes to attract attention when a fire disaster occurs;
2. through opening and close the subassembly, organize smog diffusion to make as needs, close ventilation hole with the chock, it is simple and convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is an exploded view of the door body according to the present embodiment;
FIG. 3 is a schematic vertical sectional view of the present embodiment showing two door panels forming a ventilation chamber;
FIG. 4 is an enlarged schematic view at A of FIG. 3;
fig. 5 is a schematic view showing a state in which the vent holes of one door body are displaced from each other in the present embodiment.
Description of reference numerals: 1. a door frame; 11. a sealing strip; 2. a door body; 21. a door panel; 211. a groove; 212. a vent hole; 213. a first slot; 214. a ring groove; 215. a second slot; 22. closing the plate; 3. a ventilation cavity; 4. a first fire barrier; 41. a through hole; 5. an opening and closing assembly; 51. a chock block; 52. a connecting rod; 6. a mesh enclosure; 61. perforating; 62. a threaded hole; 7. a screw; 8. a second fire barrier.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses prevent fire door's ventilation structure. Referring to fig. 1, the fire door includes a door frame 1 and a door body 2 rotatably mounted on the door frame 1. The doorframe 1 is provided with a sealing strip 11, and the sealing strip 11 is a fireproof expansion sealing strip 11. When the door 2 is closed, the door 2 abuts against the weather strip 11.
Referring to fig. 2, the door body 2 includes two door panels 21 attached to each other and a cover plate 22 for fixing the door panels 21, and the cover plate 22 is wrapped around outer peripheries of the two door panels 21. The closing plate 22 may be fixedly connected to the door panel 21 by screws, and the two door panels 21 and the closing plate 22 form the door body 2.
Referring to fig. 2 and 3, a groove 211 is formed on one side of each of the two door panels 21, and the two grooves 211 form a ventilation cavity 3. All seted up ventilation hole 212 on two door plant 21, ventilation hole 212 and ventilation chamber 3 intercommunication, ventilation hole 212 on two door plant 21 misplaces each other to the upper end and the lower extreme department that the distribution is located ventilation chamber 3 inner wall. When one of the two spaces partitioned by the door body 2 catches fire, smoke enters the other space from the ventilation hole 212, so that people can quickly find the condition of fire.
Referring to fig. 3, a first fire barrier 4 is fixedly connected between the door panels 21 in order to reduce the possibility that a fire enters the unfired space through the through hole 41. The inner wall of one side of the two door panels 21 opposite to each other is provided with a first slot 213, and two ends of the first fire baffle 4 are clamped with the first slot 213. The first fire baffles 4 are arranged in a plurality, and the first fire baffles 4 are distributed at intervals along the height direction of the door body 2. The first fire baffles 4 are provided with through holes 41, and the through holes 41 between the adjacent first fire baffles 4 are staggered, so that air can flow in the ventilation cavity 3, and the first fire baffles 4 can also block flames when catching fire.
Referring to fig. 3 and 4, the door body 2 is provided with an opening and closing assembly 5 for closing the vent hole 212, and the opening and closing assembly 5 includes a plug 51 for closing the vent hole 212 and a connecting rod 52 fixedly connected to the plug 51. The outer diameter of the linkage 52 is smaller than the inner diameter of the vent hole 212 and the linkage 52 is slidably coupled within the vent hole 212. The plug 51 is located in the ventilation chamber 3 and one end of the rod 52 extends out of the ventilation chamber 3 through the ventilation hole 212. The plug 51 is made of plastic and has certain elasticity, and when a person pulls the connecting rod 52, the plug 51 can block the vent hole 212, so that the vent hole 212 is closed. When people find fire, the air vent 212 can be blocked by the plug block 51, smoke is reduced from entering the space without fire, and people who are being evacuated or waiting for rescue are not easy to be choked by the smoke.
Referring to fig. 4, the mesh cover 6 is installed on the ventilation hole 212, so that the chance of impurities entering the ventilation chamber 3 can be reduced. The middle position of the mesh enclosure 6 is provided with a through hole 61 for the connecting rod 52 to pass through, and the through hole 61 is coaxial with the vent hole 212, so that the mesh enclosure 6 can also position the connecting rod 52. When a person pulls the connecting rod 52, the plug 51 can plug the vent hole 212 relatively accurately.
Referring to fig. 4, the door panel 21 is provided with a ring groove 214, and internal threads are distributed in the ring groove 214. An external thread is distributed on the periphery of one end of the mesh enclosure 6 close to the door panel 21. When the mesh enclosure 6 is in threaded connection with the annular groove 214, the mesh enclosure 6 is fixed on the door panel 21.
Referring to fig. 4, a screw hole 62 is formed through the mesh cover 6, the screw hole 62 communicates with the through hole 61, and the screw 7 is screwed into the screw hole 62. When the screw 7 is screwed with the screw hole 62, one end of the screw 7 abuts against the connecting rod 52, and the connecting rod 52 is fixed on the mesh enclosure 6. The link 52 can be fixed to the door panel 21 by the screw 7, and the ventilation hole 212 can be kept in a ventilation state or a blocked state.
Referring to fig. 5, a plurality of ventilation chambers 3 are formed in the door body 2, and the ventilation holes 212 correspond to the ventilation chambers 3. And a second fire-isolating plate 8 is connected between the adjacent ventilation cavities 3. The door panel 21 is provided with a second slot 215, and the second fire barrier 8 is clamped with the second slot 215, so that the second fire barrier 8 is fixed between the two door panels 21. The door panel 21 is also better able to fit together because of the first fire barrier 4 and the second fire barrier 8.
Referring to fig. 5, the vent holes 212 of the same door panel 21 between the adjacent vent chambers 3 are offset from each other such that each door panel 21 has a vent hole 212 at a higher position.
The implementation principle of the ventilation structure of the fireproof door in the embodiment of the application is as follows:
when the door body 2 is closed, the door body 2 is abutted to the sealing strip 11 of the door frame 1, and in two spaces connected with the door body 2, if one space catches fire and is not found by people, smoke can enter the other space along the vent holes 212 and the vent cavity 3, people in the other space can quickly find the condition of catching fire, and the people are reminded not to easily open the door body 2.
When the fire is serious, the vent holes 212 at the higher positions can be filled with water, so that water flows out from the other vent holes 212 through the through holes 41 of the first fire partition plate 4, the flowing water can spread along the ground, and the spread of fire can be reduced to a certain extent.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a prevent fire door's ventilation structure, includes door frame (1) and installs door body (2) on door frame (1), be provided with sealing strip (11) on door frame (1), door body (2) and sealing strip (11) butt, its characterized in that: the door body (2) include two fixed door plant (21) of laminating each other, all set up recess (211) on the one side of laminating each other of two door plants (21), and two recess (211) form ventilation chamber (3), have all seted up ventilation hole (212) on the door face of two door plants (21), ventilation hole (212) and ventilation chamber (3) communicate each other, and ventilation hole (212) on two door plants (21) misplace each other, a plurality of first fire baffles (4) of fixedly connected with between two door plants (21), the direction of height interval distribution of the door body (2) is followed in first fire baffle (4), first fire baffle (4) are located between ventilation hole (212) of two door plants (21), run through on first fire baffle (4) and seted up through-hole (41), and through-hole (41) between the adjacent first fire baffle (4) misplace each other.
2. The ventilation structure of a fire door according to claim 1, wherein: first slots (213) are formed in the inner walls of the two opposite sides of the two door plates (21), and the two ends of the first fire insulation plate (4) are clamped with the first slots (213) in the two door plates (21) respectively.
3. The ventilation structure of a fire door according to claim 2, wherein: be provided with on door body (2) and be used for opening and close subassembly (5) of opening and close ventilation hole (212), open and close subassembly (5) including chock (51) that are used for shutoff ventilation hole (212) to and connecting rod (52) with chock (51) fixed connection, the external diameter of connecting rod (52) is less than the internal diameter of ventilation hole (212), chock (51) are located ventilation chamber (3), connecting rod (52) pass ventilation hole (212) and extend outside door plant (21).
4. A ventilation structure of a fire door according to claim 3, wherein: install screen panel (6) on ventilation hole (212), offer on screen panel (6) and be used for supplying perforation (61) that connecting rod (52) passed, perforation (61) are coaxial with ventilation hole (212).
5. The ventilation structure of a fire door according to claim 4, wherein: annular groove (214) have been seted up on door body (2), internal thread has been distributed in annular groove (214), the periphery side of screen panel (6) distributes has the external screw thread, screen panel (6) and annular groove (214) threaded connection.
6. The ventilation structure of a fire door according to claim 4, wherein: a threaded hole (62) is formed in the mesh cover (6), the threaded hole (62) is communicated with the through hole (61), a screw (7) is connected to the threaded hole (62) in a threaded mode, and one end of the screw (7) abuts against the connecting rod (52).
7. The ventilation structure of a fire door according to claim 1, wherein: the door body (2) is internally provided with a plurality of ventilation cavities (3), the ventilation holes (212) correspond to the ventilation cavities (3), and the ventilation holes (212) on the same door plate (21) between two adjacent ventilation cavities (3) are staggered.
8. The ventilation structure of a fire door according to claim 7, wherein: be connected with second fire baffle (8) between adjacent ventilation chamber (3), second slot (215) have been seted up on the relative one side inner wall of two door plant (21), second fire baffle (8) and second slot (215) joint.
9. The ventilation structure of a fire door according to claim 1, wherein: the door body (2) further comprises a sealing plate (22), the sealing plate (22) covers the outer peripheral sides of the two door panels (21), and the door panels (21) are fixedly connected with the sealing plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022394169.3U CN213683809U (en) | 2020-10-23 | 2020-10-23 | Ventilation structure of fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022394169.3U CN213683809U (en) | 2020-10-23 | 2020-10-23 | Ventilation structure of fireproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213683809U true CN213683809U (en) | 2021-07-13 |
Family
ID=76759620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022394169.3U Expired - Fee Related CN213683809U (en) | 2020-10-23 | 2020-10-23 | Ventilation structure of fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213683809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234144A (en) * | 2022-07-04 | 2022-10-25 | 杭州康安消防设备有限公司 | Heat-insulation fireproof door and manufacturing method thereof |
-
2020
- 2020-10-23 CN CN202022394169.3U patent/CN213683809U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234144A (en) * | 2022-07-04 | 2022-10-25 | 杭州康安消防设备有限公司 | Heat-insulation fireproof door and manufacturing method thereof |
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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: 20210713 |