CN112796637B - Double-curtain double-track fireproof rolling shutter door - Google Patents
Double-curtain double-track fireproof rolling shutter door Download PDFInfo
- Publication number
- CN112796637B CN112796637B CN202011612445.7A CN202011612445A CN112796637B CN 112796637 B CN112796637 B CN 112796637B CN 202011612445 A CN202011612445 A CN 202011612445A CN 112796637 B CN112796637 B CN 112796637B
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- curtain
- water
- rolling shutter
- roll
- fire prevention
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/40—Roller blinds
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/40—Roller blinds
- E06B9/42—Parts or details of roller blinds, e.g. suspension devices, blind boxes
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/68—Operating devices or mechanisms, e.g. with electric drive
- E06B9/70—Operating devices or mechanisms, e.g. with electric drive comprising an electric motor positioned outside the roller
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The utility model relates to a double track fire prevention rolling slats door of two curtains, roll up curtain subassembly and outer fire prevention roll up curtain subassembly including interior fire prevention, interior fire prevention is rolled up and is connected through the tie-beam between the curtain subassembly with outer fire prevention, still includes the enhancement water spray subassembly of sliding connection on the tie-beam, including strengthening the water spray subassembly setting fire prevention roll up the curtain subassembly and outer fire prevention roll up between the curtain subassembly. The beneficial effect of this application does: the integral fireproof effect is improved, and the reinforced water spraying assembly arranged between the inner fireproof rolling screen assembly and the outer fireproof rolling screen assembly can be used for supporting the outer fireproof rolling screen assembly when strong wind exists, so that the wind resistance is improved; and secondly, water can be sprayed to the internal fireproof rolling curtain component when fire occurs, so that the internal fireproof rolling curtain component is cooled and put out fire.
Description
Technical Field
The application relates to the technical field of fireproof rolling door, in particular to a double-curtain double-track fireproof rolling door.
Background
The fire-proof rolling door is a fire-proof and heat-insulating equipment suitable for large opening of building, and the product has a certain function in design and installation. The fire-proof rolling door is an indispensable fire-proof facility in modern high-rise buildings, and the fire-proof door has the functions of fire prevention, smoke isolation, fire spread inhibition and personnel evacuation protection besides the function of a common door.
A fire-resistant rolling door in the related art generally includes a rolling door frame and a rolling shutter disposed in the rolling door frame, and can perform a certain function of heat insulation and fire resistance when the fire-resistant rolling door is closed.
However, the inventors have found that the fire-resistant roll door in the related art has the following drawbacks: the fire-resistant heat-insulating effect is hardly played by the fire-resistant rolling shutter door by one layer when the fire is great, and the rolling shutter door can shake when wind power is great, so that noise is generated, and the service life of the rolling shutter door is also prolonged by long-term shaking.
Disclosure of Invention
In order to improve fire prevention wind resistance of fire prevention rolling slats door, this application provides a double curtain double track fire prevention rolling slats door.
The application provides a pair of curtain double track fire prevention rolling slats door adopts following technical scheme:
the utility model provides a double track fire prevention rolling slats door of double track, includes interior fire prevention roll curtain subassembly and outer fire prevention roll curtain subassembly, connect through the tie-beam between interior fire prevention roll curtain subassembly and the outer fire prevention roll curtain subassembly, still include the enhancement water spray subassembly of sliding connection on the tie-beam, including strengthening the water spray subassembly setting fire prevention roll curtain subassembly and outer fire prevention roll between the curtain subassembly.
By adopting the technical scheme: the fire-proof effect of the whole fire-proof rolling door can be improved by arranging the inner fire-proof rolling shutter component and the outer fire-proof rolling shutter component, and the reinforced water spray component arranged between the inner fire-proof rolling shutter component and the outer fire-proof rolling shutter component can be used for supporting the outer fire-proof rolling shutter component when strong wind exists; and secondly, water can be sprayed to the internal fireproof rolling curtain component when fire occurs, so that the internal fireproof rolling curtain component is cooled and put out fire.
Optionally, interior fire prevention is rolled up curtain subassembly and outer fire prevention and is rolled up curtain subassembly and all including rolling up the curtain case, rotates the roll of curtain axle of connecting in rolling up the curtain case, around establishing at the epaxial fire prevention of roll curtain and rolling up a curtain axle pivoted driving motor of drive, driving motor installs on the lateral wall of rolling up the curtain case, connects through the tie-beam between two roll of curtain cases, still include with roll up curtain case fixed connection's roll up curtain guide rail.
By adopting the technical scheme: the interior fire-proof roller shutter assembly and the exterior fire-proof roller shutter assembly can be connected into a whole roller shutter door through the connecting beam, the integrity of the roller shutter door is improved, the roller shutter door is convenient to install, when the roller shutter door is stretched, the fire-proof roller shutter door slides in the roller shutter guide rail, and the roller shutter guide rail plays a role in positioning the fire-proof roller shutter door.
Optionally, the coupling beam is hollow inside, a partition plate is arranged in the coupling beam, and the partition plate divides the hollow coupling beam into a water storage cavity and a storage cavity.
By adopting the technical scheme: the water storage cavity is used for temporarily storing cooling water for extinguishing fire and reducing temperature, and the storage cavity is used for storing the reinforced water spraying assembly.
Optionally, the reinforced water spraying assembly comprises a rotating shaft rotatably connected in the storage cavity, a reinforced water spraying pipe group wound on the rotating shaft, a water pipe guide frame slidably connected with the connecting beam, and a driving piece for driving the water pipe guide frame to move.
By adopting the technical scheme: through the rotation of axis of rotation, can be with strengthening the winding of water spray nest of tubes in the axis of rotation to and save in the storage intracavity, the winding effort to strengthening the water spray nest of tubes can be relieved in the axis of rotation antiport, strengthen the water spray nest of tubes can fall to the water pipe leading truck under the action of gravity in, then driving piece drive water pipe leading truck is outside to prevent fires and is rolled up curtain subassembly department and remove, make and strengthen the water spray nest of tubes and tightly lean on the inside wall of outer fire prevention roll up curtain subassembly, the performance of preventing wind of outer fire prevention roll up curtain subassembly has been improved.
Optionally, the reinforced water spraying pipe group comprises a plurality of circular hollow pipes, the circular hollow pipes are connected through flexible wires, the circular hollow pipes are communicated through flexible pipes, and each circular hollow pipe is provided with a water spraying hole.
By adopting the technical scheme: each circular hollow pipe through patchcord and hose connection is convenient for strengthen the winding of water spray pipe group, and wherein the hose can also be to the interior water of dashing into of circular hollow pipe, and water can be by the water jet blowout, can be to interior fire prevention shutter subassembly department water spray in order to cool down the fire extinguishing under the condition that has the conflagration, prevents that the intensity of a fire from stretching.
Optionally, the lower part of the connecting beam is provided with a first guide groove, a second guide groove is arranged between the roller shutter guide rail of the inner fire-proof roller shutter assembly and the roller shutter guide rail of the outer fire-proof roller shutter assembly, and the water pipe guide frame is driven by the driving piece and is slidably connected between the first guide groove and the second guide groove.
By adopting the technical scheme: first guide slot and second guide slot play spacing effect of removing to the water pipe guide frame, can be so that water pipe guide frame including the fire prevention roll up subassembly with the outer fire prevention roll up parallel movement between the subassembly.
Optionally, the driving part comprises a first motor fixedly mounted on the lower side of the connecting beam and a second motor mounted between the roller shutter guide rails, the output shafts of the first motor and the second motor are coaxially and fixedly connected with gears, racks are fixedly connected to the upper side and the lower side of the water pipe guide frame, and the racks are meshed with the gears.
By adopting the technical scheme: the first motor and the second motor are started simultaneously to drive the gear to rotate, so that the rack meshed with the gear moves, and the water pipe guide frame is driven to move in the first guide groove and the second guide groove.
Optionally, the middle part of the circular hollow pipe is provided with a water inlet and a water guide port, and each water guide port is communicated with the adjacent water inlet through a hose.
By adopting the technical scheme: the water inlet and the water guide port are communicated through the hose, so that the circular hollow pipes can be communicated.
Optionally, the hose at the upper end is communicated to the water storage cavity, the water storage cavity is sealed, and the water storage cavity is communicated to an external water source.
By adopting the technical scheme: water in the water storage cavity can enter the circular hollow pipe through the hose and then is sprayed to the inner fireproof rolling curtain component through the water spraying holes to cool and extinguish fire.
Optionally, the water storage cavity is connected with an external water source through a pipeline, the pipeline is provided with an electromagnetic valve, and the electromagnetic valve is electrically connected with the controller.
By adopting the technical scheme: under the condition of fire, the electromagnetic valve is opened under the control of the controller, outside water enters the water storage cavity, and then the hoses guide the water to the circular hollow pipes to be sprayed out through the water spraying holes of the circular hollow pipes.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the integral fireproof effect is improved, and the reinforced water spraying assembly arranged between the inner fireproof rolling screen assembly and the outer fireproof rolling screen assembly can be used for supporting the outer fireproof rolling screen assembly when strong wind exists, so that the wind resistance is improved; and secondly, water can be sprayed to the internal fireproof rolling curtain component when fire occurs, so that the internal fireproof rolling curtain component is cooled and put out fire.
2. The electromagnetic valve is opened under the control of the controller, outside water enters the water storage cavity, and then the hose is guided to each round hollow pipe and sprayed out through the water spraying holes of the round hollow pipes to spray to the inner fireproof roller shutter assembly for cooling and fire extinguishing.
Drawings
Fig. 1 is a schematic side view of an embodiment of the present application.
FIG. 2 is a schematic structural diagram of a reinforced water spray assembly according to an embodiment of the present application.
Fig. 3 is an enlarged schematic structural diagram at a in fig. 1 according to an embodiment of the present application.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses double-curtain double-track fireproof rolling shutter door adopts following technical scheme:
referring to fig. 1, a double-curtain double track fire rolling shutter door, including interior fire rolling shutter subassembly 100 and outer fire rolling shutter subassembly 200, can form double-deck fire rolling shutter through setting up interior fire rolling shutter subassembly 100 and outer fire rolling shutter subassembly 200, thereby improve whole fire rolling shutter door's fire prevention effect, connect through tie-beam 300 between interior fire rolling shutter subassembly 100 and the outer fire rolling shutter subassembly 200, the tie-beam 300 passes through expansion bolts and installs the top at the gate when installing, in order to improve wind resistance and thermal-insulated fire extinguishing performance in this embodiment, still include the enhancement water spray subassembly 400 of sliding connection on tie-beam 300, it is between interior fire rolling shutter subassembly 100 and outer fire rolling shutter subassembly 200 to strengthen water spray subassembly 400. The reinforced water spray assembly 400 can be used to support the outer fire-proof rolling shutter assembly 200 when strong wind exists; secondly, when there is fire, water can be sprayed to the inner fireproof rolling curtain component 100, and the inner fireproof rolling curtain component 100 is cooled and put out a fire.
Referring to fig. 1 and 2, in this embodiment, the interior fire prevention rolling screen subassembly 100 and the exterior fire prevention rolling screen subassembly 200 all include rolling screen box 110, the roll of curtain axle of rotation connection in rolling screen box 110, around establishing the epaxial fire prevention rolling screen of rolling screen and drive rolling screen axle pivoted driving motor 120, the fire prevention rolling screen adopts the higher fire prevention cloth layer of fire prevention grade, driving motor 120 installs on the lateral wall of rolling screen box 110, the coaxial fixed connection of output shaft of driving motor 120 rolls up the curtain axle, can drive the rolling screen axle and rotate when starting driving motor 120, thereby realize rolling screen's flexible, be provided with a plurality of enhancement pieces on the fire prevention rolling screen, whole be similar to current fire prevention rolling screen structure, connect through tie-beam 300 between two rolling screen boxes 110, still include with rolling screen box 110 fixed connection's rolling screen guide rail 130. Interior fire prevention is rolled up curtain subassembly 100 and outer fire prevention is rolled up curtain subassembly 200 and is connected into a holistic rolling slats door through tie-beam 300, has improved the wholeness of rolling slats door, and the installation of being convenient for, when the flexible of rolling slats door of preventing fires, the rolling slats door of preventing fires slides in rolling slats door guide rail 130, and rolling slats door guide rail 130 plays the effect of a location to the fire prevention rolling slats door.
Referring to fig. 1, in order to facilitate the folding and unfolding of the reinforced water spraying assembly 400, the connecting beam 300 is hollow, a partition 140 is disposed in the connecting beam 300, and the partition 140 divides the hollow connecting beam 300 into a water storage chamber 150 and a storage chamber 160. The water storage chamber 150 is used to temporarily store cooling water for fire extinguishing and temperature reduction, and the storage chamber 160 is used to store the enhanced sprinkler assembly 400.
Referring to fig. 1 and 2, the reinforced water spray assembly 400 includes a rotation shaft 410 rotatably coupled in the storage chamber 160, a reinforced water spray tube group 420 wound around the rotation shaft 410, a water pipe guide 430 slidably coupled to the connection beam 300, and a driving member 440 for driving the water pipe guide 430 to move. Through the rotation of axis of rotation 410, can be with strengthening the winding effort of spraying pipe group 420 on axis of rotation 410 to save in storage chamber 160, axis of rotation 410 antiport can remove the winding effort to strengthening spraying pipe group 420, strengthen spraying pipe group 420 and can fall to in water pipe guide 430 under the action of gravity, then driving piece 440 drive water pipe guide 430 is outside to prevent fires roller shutter subassembly 200 department and is removed, make and strengthen spraying pipe group 420 near the inside wall of outer fire roller shutter subassembly 200, the performance of preventing wind of outer fire roller shutter subassembly 200 has been improved.
With reference to fig. 2, the reinforced water spraying pipe group 420 includes a plurality of circular hollow pipes 421, the circular hollow pipes 421 are connected by flexible wires 422, the circular hollow pipes 421 are communicated by flexible pipes 423, each circular hollow pipe 421 is provided with water spraying holes 424, in this embodiment, the opening direction of the water spraying holes 424 is towards the inner fire-proof rolling shutter assembly 100. Each round hollow pipe 421 connected through the flexible wire 422 and the hose 423 is convenient for strengthening the winding of the water spraying pipe group 420, wherein the hose 423 can also flush water into the round hollow pipe 421, the water can be sprayed out from the water spraying opening, and the water can be sprayed to the inner fire-proof rolling curtain assembly 100 under the condition of fire so as to cool and extinguish the fire, thereby preventing the fire from spreading.
Referring to fig. 1 and 2, a first guide groove 450 is formed at a lower portion of the connection beam 300, a second guide groove 460 is formed between the roller blind guide 130 of the inner fire-proof roller blind assembly 100 and the roller blind guide 130 of the outer fire-proof roller blind assembly 200, the water pipe guide 430 is driven by the driving member 440 and slidably connected between the first guide groove 450 and the second guide groove 460, the first guide groove 450 may be a channel steel, and is fixed at both end sides of the lower portion of the connection beam 300 by welding to form two first guide grooves 450, and the second guide groove 460 may also be a channel steel, and is fixed between both sides of lower ends of the two roller blind guide 130 by welding to form two second guide grooves 460. The two sets of first and second guide grooves 450 and 460 serve to limit the movement of the water pipe guide 430, so that the water pipe guide 430 can move in parallel between the inner fire-proof rolling shutter assembly 100 and the outer fire-proof rolling shutter assembly 200.
Referring to fig. 1 and 3, the driving member 440 includes a first motor 441 fixedly installed at a lower side of the connection beam 300 and a second motor 442 installed between the roller shutter guide rails 130, gears 443 coaxially and fixedly connected to output shafts of the first motor 441 and the second motor 442, racks 444 fixedly connected to both upper and lower sides of the water pipe guide 430, and the racks 444 engaged with the gears 443. The first and second motors 441 and 442 are simultaneously operated to rotate the gear 443, so that the rack 444 engaged with the gear 443 is moved to move the water pipe guide 430 in the first and second guide grooves 450 and 460.
Referring to fig. 1 and 2, in order to facilitate communication between the circular hollow pipes 421, a water inlet 425 and a water guide port 426 are formed in the middle of each circular hollow pipe 421, and each water guide port 426 is communicated with the adjacent water inlet 425 through a hose 423. The communication between the circular hollow pipes 421 can be realized by the flexible pipe 423 for communicating the water inlet 425 and the water guide port 426. The hose 423 at the upper end is communicated to the water storage cavity 150, the water storage cavity 150 is sealed, and the water storage cavity 150 is communicated to an external water source. Water in the water storage cavity 150 can enter the circular hollow pipe 421 through the hose 423 and then is sprayed to the inner fire-proof rolling shutter assembly 100 through the water spraying holes 424 for temperature reduction and fire extinguishment.
In addition, in order to improve the intellectualization, the water storage cavity 150 is connected with an external water source through a pipeline, and an electromagnetic valve is arranged on the pipeline and is electrically connected with a controller. The signal input part of controller connects smoke transducer and temperature sensor, can detect the emergence condition of intensity of a fire, and under the condition that has the intensity of a fire, opens the solenoid valve through controller control, and in external water entered into water storage chamber 150, later have hose 423 water conservancy diversion to each circular empty pipe 421 in again, by the hole for water spraying 424 blowout of circular empty pipe 421 the fire extinguishing that cools down.
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 (7)
1. The utility model provides a double-curtain double track fire prevention rolling slats door which characterized in that: the fireproof rolling shutter comprises an inner fireproof rolling shutter assembly (100) and an outer fireproof rolling shutter assembly (200), wherein the inner fireproof rolling shutter assembly (100) is connected with the outer fireproof rolling shutter assembly (200) through a connecting beam (300), the fireproof rolling shutter further comprises a reinforced water spraying assembly (400) connected to the connecting beam (300) in a sliding mode, and the reinforced water spraying assembly (400) is arranged between the inner fireproof rolling shutter assembly (100) and the outer fireproof rolling shutter assembly (200);
the connecting beam (300) is hollow, a partition plate (140) is arranged in the connecting beam (300), and the partition plate (140) divides the hollow connecting beam (300) into a water storage cavity (150) and a storage cavity (160);
the reinforced water spray assembly (400) comprises a rotating shaft (410) rotatably connected in the storage cavity (160), a reinforced water spray pipe group (420) wound on the rotating shaft (410), a water pipe guide frame (430) connected with the connecting beam (300) in a sliding manner, and a driving piece (440) driving the water pipe guide frame (430) to move;
the lower part of tie-beam (300) is equipped with first guide slot (450), is equipped with second guide slot (460) between the roll curtain guide rail (130) of interior fire prevention roll curtain subassembly (100) and the roll curtain guide rail (130) of outer fire prevention roll curtain subassembly (200), but water pipe guide frame (430) are by driving piece (440) drive and sliding connection between first guide slot (450) and second guide slot (460).
2. A double curtain double track fire resisting rolling shutter door as claimed in claim 1, wherein: interior fire prevention is rolled up curtain subassembly (100) and outer fire prevention is rolled up curtain subassembly (200) and is all including rolling up curtain case (110), rotates the roll of curtain axle of connecting in rolling up curtain case (110), around establishing at the epaxial fire prevention of roll up curtain and drive roll up curtain axle pivoted driving motor (120), driving motor (120) are installed on the lateral wall of rolling up curtain case (110), are connected through tie-beam (300) between two roll of curtain cases (110), still include with roll up curtain case (110) fixed connection's roll up curtain guide rail (130).
3. A double curtain double track fire resisting rolling shutter door as claimed in claim 1, wherein: the reinforced water spraying pipe group (420) comprises a plurality of circular hollow pipes (421), the circular hollow pipes (421) are connected through flexible wires (422), the circular hollow pipes (421) are communicated through flexible pipes (423), and each circular hollow pipe (421) is provided with a water spraying hole (424).
4. A double curtain double track fire resisting rolling shutter door as claimed in claim 1, wherein: the driving piece (440) comprises a first motor (441) fixedly mounted on the lower side of the connecting beam (300) and a second motor (442) mounted between the roller shutter guide rails (130), output shafts of the first motor (441) and the second motor (442) are fixedly connected with a gear (443) in a coaxial mode, racks (444) are fixedly connected to the upper side and the lower side of the water pipe guide frame (430), and the racks (444) are meshed with the gear (443).
5. A double curtain double track fire resisting rolling shutter door as claimed in claim 3, wherein: the middle part of the circular hollow pipe (421) is provided with a water inlet (425) and a water guide port (426), and each water guide port (426) is communicated with the adjacent water inlet (425) through a hose (423).
6. A double curtain double track fire resisting rolling shutter door according to claim 5, characterized in that: the hose (423) at the upper end is communicated to a water storage cavity (150), the water storage cavity (150) is sealed, and the water storage cavity (150) is communicated to an external water source.
7. A double curtain double track fire resisting rolling shutter door according to claim 6, characterized in that: the water storage cavity (150) is connected with an external water source through a pipeline, an electromagnetic valve is arranged on the pipeline, and the electromagnetic valve is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612445.7A CN112796637B (en) | 2020-12-30 | 2020-12-30 | Double-curtain double-track fireproof rolling shutter door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612445.7A CN112796637B (en) | 2020-12-30 | 2020-12-30 | Double-curtain double-track fireproof rolling shutter door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112796637A CN112796637A (en) | 2021-05-14 |
| CN112796637B true CN112796637B (en) | 2022-08-09 |
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ID=75805741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011612445.7A Active CN112796637B (en) | 2020-12-30 | 2020-12-30 | Double-curtain double-track fireproof rolling shutter door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112796637B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113719228B (en) * | 2021-09-22 | 2023-05-09 | 广东顺德金甲消防设备有限公司 | Fireproof self-cooling fireproof rolling shutter door |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2226128Y (en) * | 1995-05-19 | 1996-05-01 | 成都市东风机械厂 | Internal spraying type fireproof rolling blind |
| CN203925223U (en) * | 2014-06-23 | 2014-11-05 | 上海通成安保消防工程有限公司 | A kind of fire-fighting roller shutter |
| WO2017012366A1 (en) * | 2015-07-20 | 2017-01-26 | 姜伟 | Multilayer three-dimensional culture system for livestock and poultry |
| CN208380439U (en) * | 2018-04-11 | 2019-01-15 | 南昌金轩科技有限公司 | A kind of fire-froof winding door |
| CN210768534U (en) * | 2019-07-25 | 2020-06-16 | 沈阳职业技术学院 | Vertical lift fire prevention rolling slats door |
-
2020
- 2020-12-30 CN CN202011612445.7A patent/CN112796637B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2226128Y (en) * | 1995-05-19 | 1996-05-01 | 成都市东风机械厂 | Internal spraying type fireproof rolling blind |
| CN203925223U (en) * | 2014-06-23 | 2014-11-05 | 上海通成安保消防工程有限公司 | A kind of fire-fighting roller shutter |
| WO2017012366A1 (en) * | 2015-07-20 | 2017-01-26 | 姜伟 | Multilayer three-dimensional culture system for livestock and poultry |
| CN208380439U (en) * | 2018-04-11 | 2019-01-15 | 南昌金轩科技有限公司 | A kind of fire-froof winding door |
| CN210768534U (en) * | 2019-07-25 | 2020-06-16 | 沈阳职业技术学院 | Vertical lift fire prevention rolling slats door |
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| Publication number | Publication date |
|---|---|
| CN112796637A (en) | 2021-05-14 |
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