CN109453482B - Thermal-insulated fire door of hot start - Google Patents
Thermal-insulated fire door of hot start Download PDFInfo
- Publication number
- CN109453482B CN109453482B CN201811480255.7A CN201811480255A CN109453482B CN 109453482 B CN109453482 B CN 109453482B CN 201811480255 A CN201811480255 A CN 201811480255A CN 109453482 B CN109453482 B CN 109453482B
- Authority
- CN
- China
- Prior art keywords
- door
- shaft
- starting
- sealing
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 83
- 238000007789 sealing Methods 0.000 claims description 61
- 239000011521 glass Substances 0.000 claims description 22
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007858 starting material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C2/00—Fire prevention or containment
- A62C2/06—Physical fire-barriers
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Special Wing (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a hot-start heat-insulation fire door which comprises a door frame body, a door body, a passive door closing and cooling mechanism, a door shaft and a door closer, wherein the door body is hinged to the door frame body through the door shaft, the passive door closing and cooling mechanism for driving the door body to rotate around the door shaft is fixedly arranged at the upper part of the door frame body, a heat insulation plate is arranged in the door body, the door shaft is in a cylinder shape with a closed lower end, the upper end of the door shaft is fixedly arranged on the passive door closing and cooling mechanism and is communicated with the passive door closing and cooling mechanism, and the door closer is arranged between the door frame body and the door body. The invention can enable the fire door to be in an open state in a non-fire state, keep air circulation in the corridor, can be automatically closed in a fire state, has better heat insulation effect, and can automatically cool down to avoid overhigh temperature in the corridor.
Description
Technical Field
The invention relates to the technical field of fire doors, in particular to the technical field of a hot-start heat-insulation fire door.
Background
The fire door can isolate corridor and office life, after the office life area breaks out the conflagration, people flee through the stair, the fire door can prevent that the intensity of a fire from getting into the corridor, but current fire door can't fine satisfy the demand, current fire door must keep closing constantly at first, otherwise after the conflagration, must pass through the manual work and close the fire door for a long time, the air in the corridor is not circulated, the air in the corridor is turbid, especially make the office building that has set up smoking district in the corridor, at present, all have the elevator along with the people, but also some people have to move in the corridor, say climb stair exercise health, chat in the corridor etc. so current fire door can't fine solution corridor ventilation's problem, the second problem is that, once the building takes place great conflagration, current fire door often has fine temperature, it is also very high to connect the heat transfer to have time to make the corridor temperature because the temperature is too high, current fire door is iron sheet material basically, thermal-insulated performance is poor.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a hot-start heat-insulation fire door which can enable the fire door to be in an open state in a non-fire state, keep air circulation in a corridor, can be automatically closed in the fire state, has a better heat-insulation effect, can automatically cool down, and can avoid overhigh temperature in the corridor.
In order to achieve the above purpose, the invention provides a heat-activated heat-insulation fire door which comprises a door frame body, a door body, a passive door closing and cooling mechanism, a door shaft and a door closer, wherein the door body is hinged on the door frame body through the door shaft, the passive door closing and cooling mechanism for driving the door body to rotate around the door shaft is fixedly arranged on the upper portion of the door frame body, a heat insulation plate is arranged in the door body, the door shaft is in a cylinder shape with a closed lower end, the upper end of the door shaft is fixedly arranged on the passive door closing and cooling mechanism and is communicated with the passive door closing and cooling mechanism, and the door closer is arranged between the door frame body and the door body.
Preferably, the passive door closing cooling mechanism comprises a power box body, a water inlet self-starting joint, an active starting actuating mechanism and an active door closing mechanism, wherein the water inlet self-starting joint connected with an external water inlet pipe is arranged on the upper portion of the power box body, the active starting actuating mechanism for controlling the working state of the water inlet self-starting joint is arranged on the lower portion of the water inlet self-starting joint, the active door closing mechanism is arranged in the power box body around the active starting actuating mechanism, and the active door closing mechanism penetrates through the power box body and is connected with the door body.
Preferably, the water inlet self-starting joint comprises a water guide cylinder seat, a water inlet pipe connection screw sleeve, a limiting filter disc, a sealing cone body, a guiding sealing disc, a sealing shaft and a water outlet pipe joint, wherein the water guide cylinder seat is in a cylinder shape with a closed lower end, the water inlet pipe connection screw sleeve is fixedly arranged on the inner side of the upper end of the water guide cylinder seat, two limiting filter discs are arranged on the lower portion of the water inlet pipe connection screw sleeve in an up-down arrangement mode, the guiding sealing disc is arranged on the lower portion of the limiting filter disc, the sealing shaft penetrates through the guiding sealing disc and the lower end of the water guide cylinder seat, one end of the sealing cone body penetrates through the limiting filter disc positioned on the lower portion, the other end of the sealing cone body is inserted into the end of the sealing shaft, and the water outlet pipe joint is arranged on one side of the lower portion of the water guide cylinder seat.
Preferably, 327-two-way sliding sealing sleeves and one-way sliding sealing sleeves are respectively arranged between the sealing shaft and the lower ends of the guide sealing disc and the water guide cylinder seat.
Preferably, the upper end of the sealing shaft is cylindrical, and a drain hole for communicating the guide sealing disk up and down is provided at the side portion of the sealing shaft.
Preferably, a limiting disc is arranged at the upper part of the sealing cone body, and the limiting disc is positioned between the two limiting filter discs.
Preferably, the initiative start actuating mechanism includes execution support, supporting glass board, supporting seat, starter plate, starts broken deflector, broken nail, broken spring and glass pipe, execution support upper portion is provided with supporting glass board, the support lower part is carried out the inboard and is provided with starts broken deflector of support, broken nail passes and starts broken deflector, broken nail lower extreme is provided with broken spring, execution support one side is provided with the supporting seat, it has the starter plate to articulate on the supporting seat, starter plate one end is pressed in broken nail upper end, and other end lower part is provided with sealed glass pipe, be provided with alcohol in the glass pipe.
Preferably, the active door closing mechanism comprises a sleeve, a sliding shaft and a pushing arm, wherein the sleeve and the sliding shaft are respectively in a semicircular shape, one end of the sliding shaft is inserted into the sleeve, the pushing arm is arranged at the end part of the sliding shaft and is hinged with the door body, a pipe joint is arranged at the end part of the sleeve, and the pipe joint is connected with the water inlet self-starting joint through a water pipe.
Preferably, a water draining groove is formed in one end of the sliding shaft, which is located in the sleeve, and water draining holes which are communicated with each other after being aligned are formed in the water draining groove and the end of the sleeve respectively.
Preferably, the door shaft is cylindrical with a closed lower end, and a cooling water hole is formed in the side portion of the door shaft.
The invention has the beneficial effects that: according to the invention, the door frame body, the door body, the passive door closing and cooling mechanism, the door shaft and the door closer are applied to the fire door, the fire door can be opened in a non-fire state by the passive door closing and cooling mechanism, the air circulation in the corridor is kept, the fire door can be automatically closed in a fire state, a better heat insulation effect is achieved, meanwhile, the temperature in the corridor can be automatically cooled, the overtemperature in the corridor is avoided, and the passability of the corridor is improved.
Drawings
The above and other features, properties and advantages of the present invention will become more apparent from the following description of embodiments taken in conjunction with the accompanying drawings in which like reference characters designate like features throughout the drawings, and in which:
FIG. 1 is a front view of a thermally activated insulated fire door of the present invention;
FIG. 2 is a front partial cross-sectional view of a thermally activated insulated fire door of the present invention;
FIG. 3 is a partial cross-sectional view of portion A of FIG. 2;
FIG. 4 is a front cross-sectional view of the water intake self-priming joint;
FIG. 5 is a front cross-sectional view of the active start actuator;
FIG. 6 is a right side view of the active start actuator;
FIG. 7 is a front view of an active door closing mechanism;
FIG. 8 is a top view of an active door closing mechanism;
fig. 9 is a top cross-sectional view of the active door closing mechanism.
In the figure: the door comprises a 1-door frame body, a 2-door body, a 21-heat insulation plate, a 3-passive door closing and cooling mechanism, a 31-power box body, a 32-water inlet self-starting joint, a 321-water guide cylinder seat, a 322-water inlet pipe connecting screw sleeve, a 323-limiting filter disc, a 324-sealing cone, a 325-guiding sealing disc, a 326-sealing shaft, a 327-bidirectional sliding sealing sleeve, a 328-unidirectional sliding sealing sleeve, a 329-water outlet pipe joint, a 33-active starting executing mechanism, a 331-executing bracket, a 332-supporting glass plate, a 333-supporting seat, a 334-starting plate, a 335-starting crushing guide plate, 336-crushing nails, 337-crushing springs, 338-glass pipes, 34-active door closing mechanisms, 341-sleeves, 342-sliding shafts, 3421-water draining grooves, 343-pushing arms, 4-door shafts, 41-cooling water holes and 5-door closers.
Detailed Description
Referring to fig. 1-9, the invention discloses a thermal-insulation fire door which comprises a door frame body 1, a door body 2, a passive door closing and cooling mechanism 3, a door shaft 4 and a door closer 5, wherein the door body 2 is hinged on the door frame body 1 through the door shaft 4, the passive door closing and cooling mechanism 3 for driving the door body 2 to rotate around the door shaft 4 is fixedly arranged at the upper part of the door frame body 1, a thermal insulation plate 21 is arranged in the door body 2, the door shaft 4 is in a cylinder shape with a closed lower end, the upper end of the door shaft 4 is fixedly arranged on the passive door closing and cooling mechanism 3 and is communicated with the passive door closing and cooling mechanism 3, and the door closer 5 is arranged between the door frame body 1 and the door body 2. The passive door closing cooling mechanism 3 comprises a power box body 31, a water inlet self-starting joint 32, an active starting actuating mechanism 33 and an active door closing mechanism 34, wherein the water inlet self-starting joint 32 which is connected with an external water inlet pipe is arranged on the upper portion of the power box body 31, the active starting actuating mechanism 33 which is used for controlling the working state of the water inlet self-starting joint 32 is arranged on the lower portion of the water inlet self-starting joint 32, the active door closing mechanism 34 is arranged in the power box body 31 around the active starting actuating mechanism 33, and the active door closing mechanism 34 penetrates through the power box body 31 and is connected with the door body 2. The water inlet self-starting joint 32 comprises a water guide cylinder seat 321, a water inlet pipe connecting screw sleeve 322, a limiting filter disc 323, a sealing cone 324, a guiding sealing disc 325, a sealing shaft 326 and a water outlet pipe joint 329, wherein the water guide cylinder seat 321 is in a cylinder shape with a closed lower end, the water inlet pipe connecting screw sleeve 322 is fixedly arranged on the inner side of the upper end of the water guide cylinder seat 321, two limiting filter discs 323 are arranged on the lower portion of the water inlet pipe connecting screw sleeve 322 in an up-down arrangement mode, the guiding sealing disc 325 is arranged on the lower portion of the limiting filter disc 323, the sealing shaft 326 penetrates through the guiding sealing disc 325 and the lower end of the water guide cylinder seat 321, one end of the sealing cone 324 penetrates through the limiting filter disc 323 positioned on the lower portion, the other end of the sealing cone 324 is inserted into the end of the sealing shaft 326, and the water outlet pipe joint 329 is arranged on one side of the lower portion of the water guide cylinder seat 321. And 327-a bidirectional sliding sealing sleeve 327 and a unidirectional sliding sealing sleeve 328 are respectively arranged between the sealing shaft 326 and the lower ends of the guide sealing disc 325 and the water guide cylinder seat 321. The upper end of the sealing shaft 326 is cylindrical, and a drain hole for communicating the guide sealing disk 325 up and down is provided at the side of the sealing shaft 326. The upper part of the sealing cone 324 is provided with a limiting disc, and the limiting disc is positioned between the two limiting filter discs 323. The active starting actuating mechanism 33 comprises an actuating bracket 331, a supporting glass plate 332, a supporting seat 333, a starting plate 334, a starting crushing guide plate 335, a crushing nail 336, a crushing spring 337 and a glass tube 338, wherein the supporting glass plate 332 is arranged on the upper portion of the actuating bracket 331, the starting crushing guide plate 335 is arranged on the inner side of the actuating bracket 331 at the lower portion of the supporting glass plate 332, the crushing nail 336 penetrates through the starting crushing guide plate 335, the crushing spring 337 is arranged at the lower end of the crushing nail 336, the supporting seat 333 is arranged on one side of the actuating bracket 331, the starting plate 334 is hinged to the supporting seat 333, one end of the starting plate 334 is pressed at the upper end of the crushing nail 336, the sealed glass tube 338 is arranged at the lower portion of the other end of the starting plate 334, and alcohol is arranged in the glass tube 338. The active door closing mechanism 34 comprises a sleeve 341, a sliding shaft 342 and a pushing arm 343, the sleeve 341 and the sliding shaft 342 are respectively in a semicircular shape, one end of the sliding shaft 342 is inserted into the sleeve 341, the pushing arm 343 is arranged at the end part of the sliding shaft 342, the pushing arm 343 is hinged with the door body 2, a pipe joint is arranged at the end part of the sleeve 341, and the pipe joint is connected with the water inlet self-starting joint 32 through a water pipe. One end of the sliding shaft 342 located in the sleeve 341 is provided with a water drain groove 3421, and the water drain groove 3421 and the end of the sleeve 341 are respectively provided with water drain holes which are mutually communicated after being aligned. The door shaft 4 is cylindrical with a closed lower end, and a cooling water hole 41 is formed in the side part of the door shaft 4.
The working process of the invention comprises the following steps:
in the working process of the hot-start heat-insulation fire door, the door body 2 is kept to be closed by the door closer 5 in a fire open state under normal conditions, after the fire occurs, alcohol in the glass tube 338 is heated and evaporated, the glass tube 338 is finally crushed, the glass plate 332 is supported by the crushing nails 336 under the action of the crushing springs 337, finally the sealing shaft 326 is pushed downwards under the action of fire water pressure in the water inlet self-starting joint 32, the sealing cone 324 is separated from the sealing shaft 326, water flows into the lower part of the guide sealing disc 325 from the water drain hole in the sealing shaft 326, finally the water flows into the sleeve 341 from the water outlet joint 329, the sliding shaft 342 is pushed to slide in the sleeve 341 by the water pressure, the door body 2 is driven to be closed by the sliding shaft 342, after the sliding shaft 342 is aligned with the water drain hole on the sleeve 341, the water flows into the power box 31, finally flows into the door shaft 4 through the hole on the bottom plate of the power box 31, the water is sprayed into the door body 2 through the water drain hole 41 on the side of the door shaft 4, the heat insulation board 21 is further cooled, and the heat insulation board 21 is prevented from being damaged, and the heat insulation board 21 is lowered, and the heat insulation board is simultaneously lowered down.
According to the hot-start heat-insulation fire door, the door frame body 1, the door body 2, the passive door closing and cooling mechanism 3, the door shaft 4 and the door closer 5 are applied to the fire door, the fire door can be opened in a non-fire state through the passive door closing and cooling mechanism 3, air circulation in a corridor is kept, the fire door can be automatically closed in a fire state, a better heat-insulation effect is achieved, meanwhile, the temperature in the corridor can be automatically reduced, the too high temperature in the corridor is avoided, and the trafficability of the corridor is improved.
The above embodiments are illustrative of the present invention, and not limiting, and any simple modifications of the present invention fall within the scope of the present invention.
Claims (2)
1. A heat-started heat-insulation fire door is characterized in that: the door comprises a door frame body (1), a door body (2), a passive door closing and cooling mechanism (3), a door shaft (4) and a door closer (5), wherein the door body (2) is hinged on the door frame body (1) through the door shaft (4), the passive door closing and cooling mechanism (3) for driving the door body (2) to rotate around the door shaft (4) is fixedly arranged on the upper portion of the door frame body (1), a heat insulation plate (21) is arranged in the door body (2), the door shaft (4) is in a cylinder shape with a closed lower end, the upper end of the door shaft (4) is fixedly arranged on the passive door closing and cooling mechanism (3) and is communicated with the passive door closing and cooling mechanism (3), and the door closer (5) is arranged between the door frame body (1) and the door body (2); the passive door closing cooling mechanism (3) comprises a power box body (31), a water inlet self-starting joint (32), an active starting actuating mechanism (33) and an active door closing mechanism (34), wherein the water inlet self-starting joint (32) which is connected with an external water inlet pipe is arranged on the upper portion of the power box body (31), the active starting actuating mechanism (33) which is used for controlling the working state of the water inlet self-starting joint (32) is arranged on the lower portion of the water inlet self-starting joint (32), the active door closing mechanism (34) is arranged in the power box body (31) around the active starting actuating mechanism (33), and the active door closing mechanism (34) penetrates through the power box body (31) and is connected with the door body (2); the water inlet self-starting joint (32) comprises a water guide cylinder seat (321), a water inlet pipe connecting screw sleeve (322), a limiting filter disc (323), a sealing cone body (324), a guiding sealing disc (325), a sealing shaft (326) and a water outlet pipe joint (329), wherein the water guide cylinder seat (321) is in a cylinder shape with a closed lower end, the water inlet pipe connecting screw sleeve (322) is fixedly arranged on the inner side of the upper end of the water guide cylinder seat (321), two limiting filter discs (323) are arranged on the lower portion of the water inlet pipe connecting screw sleeve (322) in an up-down arrangement manner, the guiding sealing disc (325) is arranged on the lower portion of the limiting filter disc (323), the sealing shaft (326) penetrates through the guiding sealing disc (325) and the lower end of the water guide cylinder seat (321), one end of the sealing cone body (324) penetrates through the limiting filter disc (323) on the lower portion, and the other end of the sealing cone body (324) is inserted into the end of the sealing shaft (326), and a water outlet pipe joint (329) is arranged on one side of the lower portion of the water guide cylinder seat (321). 327-a bidirectional sliding sealing sleeve (327) and a unidirectional sliding sealing sleeve (328) are respectively arranged between the sealing shaft (326) and the lower ends of the guide sealing disc (325) and the water guide cylinder seat (321); the upper end of the sealing shaft (326) is cylindrical, and a drain hole which is used for communicating the guide sealing disk (325) up and down is arranged on the side part of the sealing shaft (326); a limiting disc is arranged at the upper part of the sealing cone body (324), and the limiting disc is positioned between the two limiting filter discs (323); the automatic starting device is characterized in that the active starting executing mechanism (33) comprises an executing bracket (331), a supporting glass plate (332), a supporting seat (333), a starting plate (334), a starting crushing guide plate (335), a crushing nail (336), a crushing spring (337) and a glass tube (338), wherein the supporting glass plate (332) is arranged on the upper portion of the executing bracket (331), the starting crushing guide plate (335) is arranged on the inner side of the executing bracket (331) on the lower portion of the supporting glass plate (332), the crushing nail (336) penetrates through the starting crushing guide plate (335), the crushing spring (337) is arranged at the lower end of the crushing nail (336), the supporting seat (333) is hinged with the starting plate (334), one end of the starting plate (334) is pressed at the upper end of the crushing nail (336), the sealed glass tube (338) is arranged on the lower portion of the other end, and alcohol is arranged in the glass tube (338); the active door closing mechanism (34) comprises a sleeve (341), a sliding shaft (342) and a pushing arm (343), wherein the sleeve (341) and the sliding shaft (342) are respectively in a semicircular shape, one end of the sliding shaft (342) is inserted into the sleeve (341), the pushing arm (343) is arranged at the end part of the sliding shaft (342), the pushing arm (343) is hinged with the door body (2), a pipe joint is arranged at the end part of the sleeve (341), and the pipe joint is connected with the water inlet self-starting joint (32) through a water pipe; one end of the sliding shaft (342) positioned in the sleeve (341) is provided with a water draining groove (3421), and the water draining groove (3421) and the end of the sleeve (341) are respectively provided with water draining holes which are mutually communicated after being aligned.
2. A thermally activated heat insulated fire door as defined in claim 1 wherein: the door shaft (4) is cylindrical with a closed lower end, and a cooling water hole (41) is formed in the side part of the door shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811480255.7A CN109453482B (en) | 2018-12-05 | 2018-12-05 | Thermal-insulated fire door of hot start |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811480255.7A CN109453482B (en) | 2018-12-05 | 2018-12-05 | Thermal-insulated fire door of hot start |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109453482A CN109453482A (en) | 2019-03-12 |
| CN109453482B true CN109453482B (en) | 2024-01-26 |
Family
ID=65612436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811480255.7A Active CN109453482B (en) | 2018-12-05 | 2018-12-05 | Thermal-insulated fire door of hot start |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109453482B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415551B (en) * | 2021-07-23 | 2023-03-31 | 广东创点智能科技有限公司 | Fireproof garbage can |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1319157A (en) * | 1999-07-21 | 2001-10-24 | 道尔玛有限公司和两合公司 | Fire door with doorframe surrounding said door |
| JP2014214545A (en) * | 2013-04-26 | 2014-11-17 | 三和シヤッター工業株式会社 | Fire-preventive fitting |
| CN106567662A (en) * | 2015-10-10 | 2017-04-19 | 都江堰金祥装饰工程有限公司 | Automatically-closed fireproof door |
| CN107605372A (en) * | 2017-11-08 | 2018-01-19 | 中山市睿丰智能科技有限公司 | A kind of water cooling fire-fighting door |
| CN206903528U (en) * | 2017-07-17 | 2018-01-19 | 宁夏义盟达电子科技有限公司 | A kind of security protection copper door of sound insulation back-fire relief |
| CN207212178U (en) * | 2017-08-16 | 2018-04-10 | 深圳市宝盾门业科技有限公司 | A kind of triggering fire resistance rolling shutter door certainly |
| CN108301747A (en) * | 2017-09-29 | 2018-07-20 | 东莞产权交易中心 | A kind of triple fireproof fire resistant doorsets |
| CN108843210A (en) * | 2018-07-14 | 2018-11-20 | 唐珊珊 | A kind of Fireproof door structure |
-
2018
- 2018-12-05 CN CN201811480255.7A patent/CN109453482B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1319157A (en) * | 1999-07-21 | 2001-10-24 | 道尔玛有限公司和两合公司 | Fire door with doorframe surrounding said door |
| JP2014214545A (en) * | 2013-04-26 | 2014-11-17 | 三和シヤッター工業株式会社 | Fire-preventive fitting |
| CN106567662A (en) * | 2015-10-10 | 2017-04-19 | 都江堰金祥装饰工程有限公司 | Automatically-closed fireproof door |
| CN206903528U (en) * | 2017-07-17 | 2018-01-19 | 宁夏义盟达电子科技有限公司 | A kind of security protection copper door of sound insulation back-fire relief |
| CN207212178U (en) * | 2017-08-16 | 2018-04-10 | 深圳市宝盾门业科技有限公司 | A kind of triggering fire resistance rolling shutter door certainly |
| CN108301747A (en) * | 2017-09-29 | 2018-07-20 | 东莞产权交易中心 | A kind of triple fireproof fire resistant doorsets |
| CN107605372A (en) * | 2017-11-08 | 2018-01-19 | 中山市睿丰智能科技有限公司 | A kind of water cooling fire-fighting door |
| CN108843210A (en) * | 2018-07-14 | 2018-11-20 | 唐珊珊 | A kind of Fireproof door structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109453482A (en) | 2019-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109453482B (en) | Thermal-insulated fire door of hot start | |
| CN109083558A (en) | One kind can lean-in inclined door and window | |
| CN105863472A (en) | Phase change type energy-saving antifogging window and window antifogging regulating and controlling method | |
| CN208396531U (en) | Fireproof window, the fire window of elastic automatic window closing device and the above-mentioned shutting window device of installation | |
| CN113404413B (en) | Double-layer hollow glass with cooling and fireproof functions | |
| CN106761250B (en) | Sealed timber | |
| CN209361701U (en) | A kind of thermal starting heat insulation fire protection door | |
| CN205530674U (en) | Thermal -insulated ventilation daylighting system that solar drive curtain and underground space combine | |
| CN201024848Y (en) | Thermal insulation window | |
| CN213931549U (en) | Circulating air energy heat pump | |
| KR200464950Y1 (en) | Auto opens and shuts drvice for sliding window | |
| WO2016000089A1 (en) | Door and window with air-conditioning function | |
| CN2679328Y (en) | Inner-cooling type steam fog special fireproof door and window | |
| CN215213133U (en) | Effectual welding house emergency exit gives sound insulation | |
| CN221742155U (en) | Easy-to-assemble bathroom for shower and drying | |
| CN215213167U (en) | Welding house emergency exit that heat-resisting effect is good | |
| DK2473790T3 (en) | A device for building ventilation | |
| CN217299294U (en) | Integrated assembled composite heat-insulation movable house | |
| CN220707459U (en) | Portable graphite alkene room subassembly that generates heat | |
| CN206093094U (en) | Fusible pole | |
| CN218763478U (en) | Adjustable quick-opening integrated smoke baffle door | |
| CN204291419U (en) | Band insulation, the air-cooled ceramic heater of air door self-closing | |
| CN218150498U (en) | Adjustable door and window seam safety door and window | |
| JP2842250B2 (en) | Environment maintenance equipment for warehouses and factories | |
| CN204186248U (en) | A kind of double-layered sunshade glass door and window |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |