CN114753753B - Composite steel fireproof rolling shutter door - Google Patents
Composite steel fireproof rolling shutter door Download PDFInfo
- Publication number
- CN114753753B CN114753753B CN202210298693.1A CN202210298693A CN114753753B CN 114753753 B CN114753753 B CN 114753753B CN 202210298693 A CN202210298693 A CN 202210298693A CN 114753753 B CN114753753 B CN 114753753B
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- China
- Prior art keywords
- water
- curtain
- piece
- door
- curtain sheet
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 238000005096 rolling process Methods 0.000 title claims abstract description 28
- 239000002131 composite material Substances 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 161
- 239000000843 powder Substances 0.000 claims abstract description 44
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 7
- 230000002265 prevention Effects 0.000 claims abstract description 6
- 230000000903 blocking effect Effects 0.000 claims description 21
- 238000005507 spraying Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 15
- 239000012528 membrane Substances 0.000 claims description 14
- 239000004113 Sepiolite Substances 0.000 claims description 10
- 229910052624 sepiolite Inorganic materials 0.000 claims description 10
- 235000019355 sepiolite Nutrition 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 2
- 230000009970 fire resistant effect Effects 0.000 claims 7
- 230000000694 effects Effects 0.000 abstract description 14
- 230000002035 prolonged effect Effects 0.000 description 8
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 229910017053 inorganic salt Inorganic materials 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
-
- 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
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/08—Roll-type closures
- E06B9/11—Roller shutters
- E06B9/15—Roller shutters with closing members formed of slats or the like
-
- 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
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/08—Roll-type closures
- E06B9/11—Roller shutters
- E06B9/17—Parts or details of roller shutters, e.g. suspension devices, shutter boxes, wicket doors, ventilation openings
-
- 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
-
- 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
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/08—Roll-type closures
- E06B9/11—Roller shutters
- E06B9/15—Roller shutters with closing members formed of slats or the like
- E06B2009/1505—Slat details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- 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)
- Special Wing (AREA)
Abstract
The application discloses composite steel fire prevention rolling slats door relates to the technical field of fire prevention rolling slats door, including the portal, the curtain board, rotate the spool that sets up on the portal, drive spool pivoted rolling slats machine, curtain board upper end fixed connection is on the spool, the curtain board is linked up by the curtain piece that the multi-disc structure is the same and is constituteed, the portal is inboard relatively all to be provided with and supplies the curtain piece to correspond the guide way that one end card was gone into and slide, be provided with the water storage tank on the portal, be provided with between curtain board and the water storage tank and be used for carrying the water in the water storage tank to in the curtain piece and be used for with water by the outside spun water spray mechanism in the curtain piece, be provided with dry powder fire extinguishing agent in the curtain piece, be provided with the linkage piece with dry powder fire extinguishing agent blowout curtain piece through water spray mechanism in the curtain piece. The fire extinguishing agent has the effects of extinguishing fire and reducing the temperature of the curtain plate by water and dry powder, and effectively prolongs the service life of the roller shutter door and the contact time with open fire.
Description
Technical Field
The application relates to the technical field of fireproof rolling doors, in particular to a composite steel fireproof rolling door.
Background
The common steel fireproof rolling door is made of steel material and consists of curtain board, guide rail, seat board, door lintel, protecting hood, etc. and is matched with rolling door machine and control box. As important fire-fighting equipment, the fire-fighting equipment is used in fireproof partition parts of various industrial, civil and public buildings, has the functions of preventing fire, isolating smoke, inhibiting fire spreading and protecting personnel from being evacuated, and is widely applied to high-rise buildings, large-scale malls and other places with dense personnel.
With respect to the related art in the above, the inventors consider that: the common steel fireproof rolling door can prevent the spread of fire in a certain time range when a fire disaster occurs, and when the fire disaster is serious, the rolling door can be burnt out when being contacted with open fire for a long time, so the improvement is needed.
Disclosure of Invention
In order to solve the problem that a common steel fireproof rolling door cannot be contacted with open fire for a long time, the application provides a composite steel fireproof rolling door.
The application provides a compound steel fire prevention rolling slats door adopts following technical scheme:
the utility model provides a compound steel fire prevention rolling slats door, includes portal, curtain board, rotates the spool that sets up on the portal, drive spool pivoted rolling slats door machine, curtain board upper end fixed connection is on the spool, the curtain board is linked up by the curtain piece that the multi-disc structure is the same and is constituteed, the portal is inboard relatively all to be provided with and supplies the curtain piece to correspond the guide way that one end card was gone into and slide, be provided with the water storage tank on the portal, be provided with between curtain piece and the water storage tank and be used for carrying the water in the water storage tank to in the curtain piece and be used for with the water by the interior outside spun water spraying mechanism of curtain piece, be provided with dry powder fire extinguishing agent in the curtain piece, be provided with the linkage piece with dry powder fire extinguishing agent blowout curtain piece through water spraying mechanism in the curtain piece.
Through adopting above-mentioned technical scheme, when the conflagration takes place, start the rolling door machine and drive the spool and rotate, and then the curtain board descends from top to bottom along the extending direction of guide way, the water storage box has sufficient water storage through external water source in order to guarantee the incasement, water injection mechanism is with the water injection in the water storage box in the curtain piece, play the effect of cooling down to the curtain piece, in order to improve the life of curtain board, water injection mechanism makes dry powder fire extinguishing agent outwards spout from the curtain piece through the link, the volatile decomposition thing of inorganic salt in the dry powder fire extinguishing agent, take place chemical inhibition and negative catalytic action with the free radical or the active group that produce of fuel in the combustion process, the chain reaction of messenger's burning is interrupted, effectively reduce the fire near the curtain board, further improve the life of curtain board, when dry powder fire extinguishing agent uses up, water injection mechanism outwards spouts water from the curtain piece, continue to reduce the fire near the curtain board and reduce the temperature of curtain board, further improve the life of curtain board again, effectively improve the life of rolling door and the duration with open flame.
Optionally, be provided with a plurality of chambeies of placing in the curtain piece, dry powder extinguishing agent sets up in placing the intracavity, curtain piece one side is provided with quantity and places the chamber and correspond and with place the water conservancy diversion hole of chamber intercommunication, the linkage piece sets up in placing the intracavity, water spray mechanism can communicate and place chamber and water storage box.
Through adopting above-mentioned technical scheme, water spray mechanism carries the intracavity of placing of curtain piece with the water in the water storage tank for the linkage piece will place the dry powder extinguishing agent of intracavity and outwards spout through the water conservancy diversion hole by the curtain inboard, realizes the effect of putting out a fire, and the effect of cooling is played to the curtain piece to the water of intracavity of placing simultaneously, and when dry powder extinguishing agent used up, the water of intracavity of placing outwards spouts through the water conservancy diversion hole, continues to put out a fire and the effect of cooling.
Optionally, the linkage piece includes the board that slides, sets up the sealing membrane on the board that slides, the board that slides sets up in placing the intracavity and divide into album powder chamber, collection water chamber with placing the chamber, dry powder extinguishing agent sets up in album powder intracavity, the board that slides is provided with the through-hole towards one side of water conservancy diversion hole, the sealing membrane covers the through-hole, place one side that the chamber is close to the water conservancy diversion hole and be provided with the division membrane piece that is used for puncturing the sealing membrane.
By adopting the technical scheme, along with the sliding of the sliding plate, the capacities of the powder collecting cavity and the water collecting cavity are changed, and when the fire is in an initial stage or smaller stage, water enters a plurality of water collecting cavities of the same curtain sheet to cool the curtain sheet; when the fire situation becomes large, water is continuously injected into the curtain sheet, the sliding plate slides towards the direction close to the diversion hole under the action of the water, the dry powder extinguishing agent in the powder collecting cavity is extruded to be sprayed outwards through the diversion hole to extinguish the fire, when the sliding plate slides until the sealing film is abutted with the film opening piece, the film opening piece punctures the sealing film, the water enters the diversion hole through the through hole to be sprayed outwards to extinguish the fire, so that the continuous fire extinguishing effect is realized, and the service life of the rolling shutter door is effectively prolonged; when a fire disaster does not occur, a certain amount of water is injected into the water collecting cavity in advance and stored, and when the fire disaster occurs, water injection is continued, so that a plurality of sliding plates in the curtain sheet can slide synchronously, and dry powder extinguishing agent and water are sprayed synchronously.
Optionally, the membrane opening piece is a membrane opening ring arranged on the side wall of the placing cavity, and a plurality of spines arranged on one side of the membrane opening ring facing the sliding plate.
Through adopting above-mentioned technical scheme, the board that slides is close to the direction of opening the membrane ring under the effect of water and slides for sealing membrane and spike butt, spike can puncture sealing membrane fast, makes water pass through the through-hole, simple structure.
Optionally, curtain piece one end is provided with the intercommunication and places the inlet tube in chamber, and is adjacent through the connecting pipe intercommunication between the inlet tube, inlet tube and corresponding water collecting chamber intercommunication, water spraying mechanism is including the outlet pipe of intercommunication water storage tank, valve and the water pump of setting on the outlet pipe, the outlet pipe passes through the connecting piece intercommunication with one of them inlet tube.
Through adopting above-mentioned technical scheme, except the inlet tube on the curtain piece of fixed connection with the spool keep away from the one end that corresponds the curtain piece and be sealed, the water pump is used for taking out the water in the water storage tank, makes water pass through outlet pipe, inlet tube, rethread connecting pipe intercommunication a plurality of inlet tubes, the break-make of water in the valve control outlet pipe to realize the water injection of a plurality of curtain pieces.
Optionally, the connecting piece is the adapter sleeve of cover locating outlet pipe one end, adapter sleeve one end supplies corresponding inlet tube to insert and rotate, the circumference inner wall of adapter sleeve is provided with the choke ring, the circumference inner wall of choke ring and the laminating of the circumference outer wall of inlet tube, the circumference inner wall of adapter sleeve is provided with at least three rotation groove, be provided with the steel ball in the rotation groove, the steel ball stretches out rotation groove and inlet tube contact, be provided with the annular that supplies the steel ball card to go into and slide on the circumference outer wall of inlet tube.
By adopting the technical scheme, one end of the connecting sleeve is fixedly connected with the water outlet pipe, the other end of the connecting sleeve is rotationally connected with the water inlet pipe, and the water blocking ring is used for improving the tightness of the connection between the connecting sleeve and the water inlet pipe and effectively reducing the exudation of water; the steel balls extend out of the rotating groove to contact with the circumferential outer wall of the water inlet pipe, the water inlet pipe rotates around the axial lead of the connecting sleeve, and the steel balls rotate in the rotating groove, so that the rotating stability is improved; the connecting sleeve is rotationally connected with the water inlet pipe, when the scroll drives the curtain sheet to rotate, the winding of the water outlet pipe caused by the displacement change of the water inlet pipe can be effectively reduced, and the circulation of water in the water outlet pipe is ensured; the steel balls are clamped into and slide in the ring grooves, so that the connecting sleeve is rotationally connected with the water inlet pipe.
Optionally, locking groove and sliding tray are provided with in opposite directions on the pore wall of water conservancy diversion hole, sliding tray sliding is provided with the sprue, drives the reset spring that the sprue slided, the sprue one end inserts in the locking groove, be provided with the fuse in the locking groove, fuse one end is connected with the locking groove tank bottom, the other end is connected with the sprue.
By adopting the technical scheme, when the safety fuse is connected with the blocking, the blocking part extends out of the sliding groove and is inserted into the locking groove, the reset spring is stressed to elastically deform and stretch, and the blocking blocks the diversion holes to prevent water and dry powder extinguishing agent from passing through the diversion holes; when the temperature of fire rises, the fuse is disconnected, the reset spring is elastically reset and contracted, and the blocking block moves out of the locking groove and returns to the sliding groove, so that water and the dry powder extinguishing agent pass through the diversion hole, and the scattering of the dry powder extinguishing agent can be reduced when no fire occurs.
Optionally, one end of the return spring is connected with the bottom of the sliding groove, the other end of the return spring is connected with the blocking block, and the bottom of the sliding groove is provided with a trigger button for starting the valve and the water pump.
Through adopting above-mentioned technical scheme, reset spring elasticity resets and contracts, and the shutoff piece moves out when the locked groove gets back to the sliding tray in, and the shutoff piece extrudees trigger button, and trigger button starts valve and water pump, takes out the water of water storage tank to accomplish the effect of putting out a fire with dry powder extinguishing agent earlier and then water is put out a fire, can begin to put out a fire at the first time that the intensity of a fire grow.
Optionally, one side of placing the chamber and being close to the water conservancy diversion hole is provided with the butt spring, butt spring one end is connected with the board that slides, the other end is connected with the lateral wall of placing the chamber.
Through adopting above-mentioned technical scheme, when not taking place the conflagration, pour into a certain amount of water into in advance to the collection intracavity and, the butt spring can play the effect that the restriction slip board slided, avoids extruding the powder chamber with dry powder extinguishing agent in advance.
Optionally, the surface of the curtain sheet is provided with a sepiolite layer.
Through adopting above-mentioned technical scheme, the sepiolite layer is the sepiolite coating, with the surface of sepiolite coating and curtain piece, the sepiolite has high temperature resistant, thermal-insulated, fire-retardant effect to improve the high temperature resistant, thermal-insulated, the fire resistance of curtain piece, improve the life of curtain piece.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the water and dry powder extinguishing agent has the effects of extinguishing fire and reducing the temperature of curtain plates, so that the service life of the roller shutter door and the contact time with open fire are effectively prolonged;
2. sepiolite has the effects of high temperature resistance, heat insulation and flame retardance, so that the high temperature resistance, heat insulation and flame retardance of the curtain sheet are improved, and the service life of the curtain sheet is prolonged;
3. the effect of extinguishing the fire by using the dry powder extinguishing agent and then using the water is automatically completed, and the fire can be extinguished at the first time when the fire becomes large.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic structural view of a gantry according to an embodiment of the present application;
FIG. 3 is a schematic cross-sectional view of a curtain sheet according to an embodiment of the present application;
FIG. 4 is a schematic view of the structure of a shutter slat and water spraying mechanism according to an embodiment of the present application;
fig. 5 is a schematic cross-sectional view of a connection sleeve according to an embodiment of the present application.
Reference numerals illustrate: 1. a door frame; 11. a mounting groove; 12. a guide groove; 2. curtain plate; 21. a curtain sheet; 22. a placement cavity; 221. a powder collecting cavity; 222. a water collecting cavity; 23. a deflector aperture; 24. a water inlet pipe; 241. a ring groove; 25. a locking groove; 26. a sliding groove; 27. abutting against the spring; 28. a connecting pipe; 3. a reel; 4. door rolling machine; 5. a water storage tank; 6. a water spraying mechanism; 61. a water outlet pipe; 62. a valve; 63. a water pump; 64. connecting sleeves; 641. a rotating groove; 65. a water blocking ring; 66. steel balls; 7. a linkage member; 71. a slip plate; 72. a sealing film; 73. a through hole; 8. a film opening piece; 81. opening a membrane ring; 82. spike; 9. blocking; 91. a return spring; 92. a fuse; 93. triggering a button; 10. balancing weight;
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses a composite steel fireproof rolling shutter door.
Referring to fig. 1 and 2, a composite steel fireproof rolling shutter door comprises a door frame 1, a curtain plate 2, a scroll 3, a shutter door machine 4 and a control box, wherein the control box controls the starting and closing of the shutter door machine 4. The upper end of the portal 1 is provided with a mounting groove 11, the scroll 3 is rotationally connected in the mounting groove 11, the door rolling machine 4 is fixedly connected in the mounting groove 11 and fixedly connected with one end of the scroll 3, and the door rolling machine 4 is used for driving the scroll 3 to rotate around the axis of the door rolling machine.
Referring to fig. 1 and 2, the lower end of the curtain plate 2 is fixedly connected with a balancing weight 10, so that the curtain plate 2 can slide downwards. The curtain plate 2 is formed by connecting a plurality of curtain sheets 21 with the same structure, wherein one curtain sheet 21 is fixedly connected with the scroll 3 through bolts. The opposite inner sides of the door frame 1 are respectively provided with a guide groove 12 extending along the vertical direction, and two ends of the curtain sheet 21 are respectively clamped into and slide in the corresponding guide grooves 12.
Referring to fig. 1 and 2, a water storage tank 5 is fixedly connected in the mounting groove 11, a water spraying mechanism 6 for conveying water in the water storage tank 5 into the curtain sheet 21 is arranged between the water storage tank 5 and the curtain plate 2, and the water spraying mechanism 6 is also used for spraying water outwards from the curtain sheet 21. The curtain sheet 21 is also filled with a dry powder extinguishing agent, a linkage piece 7 is arranged in the curtain sheet 21, and the water spraying mechanism 6 sprays the dry powder extinguishing agent from the inside to the outside of the curtain sheet 21 through the linkage piece 7.
Referring to fig. 3, a plurality of placing cavities 22 (the number of the placing cavities 22 is selected according to actual requirements) are integrally formed in the curtain sheet 21, the placing cavities 22 are arranged at intervals along the length direction of the curtain sheet 21, and the water spraying mechanism 6 can communicate the placing cavities 22 with the water storage tank 5. The curtain sheet 21 is provided with a plurality of diversion holes 23 corresponding to the placing cavities 22 in number and position towards one side of the fire prevention, one end of each diversion hole 23 penetrates through the side wall of the curtain sheet 21, the other end of each diversion hole is communicated with the placing cavity 22, the diversion holes 23 are used for allowing the dry powder extinguishing agent and water to pass through, and the linkage piece 7 is placed in the placing cavity 22.
Referring to fig. 3, the linkage 7 includes a sliding plate 71 and a sealing film 72 connected to the sliding plate 71, the sliding plate 71 slides in the placement cavity 22 toward a direction approaching or separating from the guide hole 23, a notch communicated with the placement cavity 22 is formed on a side wall of the curtain sheet 21, the notch is complemented after the sliding plate 71 is placed, an abutting spring 27 extending along a sliding direction of the sliding plate 71 is connected to a side wall of the placement cavity 22 near the guide hole 23, and one end of the abutting spring 27 is fixedly connected with a side wall of the sliding plate 71, and the other end is fixedly connected with a side wall of the placement cavity 22. The sliding plate 71 divides the placing cavity 22 into a powder collecting cavity 221 and a water collecting cavity 222, the diversion hole 23 is positioned in the powder collecting cavity 221, the powder collecting cavity 221 is filled with the dry powder extinguishing agent, and the plurality of water collecting cavities 222 in the same curtain sheet 21 are mutually communicated.
Referring to fig. 3, a through hole 73 is perforated in the sliding plate 71 toward one side of the flow guide hole 23, and a sealing film 72 is fixedly coupled to the through hole 73 and covers the through hole 73 to block water and dry powder extinguishing agent from passing through the through hole 73. The side wall of the placing cavity 22, which is close to the diversion hole 23, is connected with a film opening piece 8 for piercing the sealing film 72, the film opening piece 8 is a film opening ring 81 fixedly connected to the side wall of the placing cavity 22, and a plurality of spines 82 (the number of the spines 82 is selected according to actual requirements) fixedly connected to one side of the film opening ring 81 towards the sliding plate 71, and the spines 82 are distributed at intervals along the circumferential direction of the film opening ring 81.
Referring to fig. 4 and 5, one end of the curtain sheet 21 far away from the door roller 4 is fixedly connected with a water inlet pipe 24, the water inlet pipe 24 is communicated with one of the placing cavities 22, one end of the water inlet pipe 24 communicated with the placing cavity 22 is positioned in a water collecting cavity 222, the adjacent water inlet pipes 24 are communicated through a connecting pipe 28, the water spraying mechanism 6 comprises a water outlet pipe 61 communicated with the water storage tank 5, a valve 62 and a water pump 63 fixedly connected to the mounting groove 11 on the wall of the mounting groove far away from the door roller 4 and communicated with the water outlet pipe 61, the valve 62 and the water pump 63 are electrically connected with a control box, and the control box controls the starting and the closing of the valve 62 and the water pump 63. The water inlet pipe 24 and the water outlet pipe 61 on the curtain sheet 21 fixedly connected with the scroll 3 are communicated through a connecting piece, and one end, away from the curtain sheet 21, of the water inlet pipe 24 on the other curtain sheets 21 is closed. The water inlet pipe 24, the water outlet pipe 61 and the connecting pipe 28 are all flexible pipes.
Referring to fig. 4 and 5, the connecting member is a connecting sleeve 64, one end of the connecting sleeve 64 is sleeved and fixed at one end of the water outlet pipe 61, and the other end of the connecting sleeve is used for inserting and rotating the corresponding one end of the water inlet pipe 24, a water blocking ring 65 with a coaxial core line is fixedly connected to the circumferential inner wall of the connecting sleeve 64, the circumferential inner wall of the water blocking ring 65 is attached to the circumferential outer wall of the water inlet pipe 24, and the circumferential outer wall of the water blocking ring 65 is attached to the circumferential inner wall of the connecting sleeve 64.
Referring to fig. 4 and 5, three rotating grooves 641 are formed in the circumferential inner wall of the connecting sleeve 64 at intervals, steel balls 66 are embedded in the rotating grooves 641, the steel balls 66 rotate in the rotating grooves 641, and the notch of the rotating grooves 641 is arranged in a necking mode so as to limit the steel balls 66 from sliding out of the rotating grooves 641. The part of the steel ball 66 far away from the rotating groove 641 extends out of the notch of the rotating groove 641 to be in contact with the circumferential outer wall of the water inlet pipe 24, the circumferential outer wall of the water inlet pipe 24 is provided with a ring groove 241 with the same axial line, and the steel ball 66 can be embedded into and slide around the axial line of the ring groove 241.
Referring to fig. 3 and 4, a locking groove 25 and a sliding groove 26 are formed in the hole wall of the deflector hole 23, the notch of the locking groove 25 and the notch of the sliding groove 26 are arranged in opposite directions, a blocking piece 9 sliding along the extending direction of the sliding groove 26 and a return spring 91 driving the blocking piece 9 to slide are slidably connected in the sliding groove 26, one end of the return spring 91 is fixedly connected with the bottom of the sliding groove 26, and the other end of the return spring is fixedly connected with the end part of the blocking piece 9 facing the sliding groove 26.
Referring to fig. 3, a fuse 92 is connected in the locking groove 25, one end of the fuse 92 is fixedly connected with the bottom of the locking groove 25, the other end of the fuse 92 is fixedly connected with the blocking piece 9, and the end of the blocking piece 9 away from the sliding groove 26 extends out of the sliding groove 26 and is inserted into the locking groove 25, and the blocking piece 9 blocks the diversion hole 23. The bottom of the sliding groove 26 is fixedly connected with a trigger button 93, and the trigger button 93 is electrically connected with the valve 62 and the water pump 63 and is used for starting the valve 62 and the water pump 63. The side wall of the curtain sheet 21 is provided with a notch to supplement the notch after the installation, namely, the blocking 9, the return spring 91, the fuse link 92 and the trigger button 93.
Referring to fig. 3, a sepiolite layer is connected to the curtain sheet 21, and the sepiolite layer is a sepiolite coating coated on the outer surface of the curtain sheet 21, so as to improve the high temperature resistance, heat insulation and flame retardance of the curtain sheet 21 and prolong the service life of the curtain sheet 21.
The implementation principle of the composite steel fireproof rolling shutter door provided by the embodiment of the application is as follows:
when a fire disaster occurs, the door roller 4 is started to drive the scroll 3 to rotate, the curtain plate 2 descends from top to bottom along the extending direction of the guide groove 12, the water storage tank 5 is connected with a water source externally to ensure that enough water is stored in the tank, the water pump 63 is started and the valve 62 is opened through the control tank, water in the water storage tank 5 is injected into the water collecting cavity 222 of the curtain plate 21, the curtain plate 21 is cooled, the service life of the curtain plate 2 is prolonged, the water pump 63 and the valve 62 are closed, and a certain amount of water is kept in the water collecting cavity 222.
When the fire becomes large, the fuse link 92 is heated and disconnected, the blocking piece 9 slides back into the sliding groove 26 under the elastic reset of the reset spring 91, the blocking piece 9 contacts the trigger switch, the trigger switch starts the water pump 63 and opens the valve 62, water is continuously injected into the water collecting cavity 222, the sliding plate 71 slides and extrudes the dry powder extinguishing agent to spray out from the inside of the curtain sheet 21, the volatile decomposition products of inorganic salt in the dry powder extinguishing agent and free radicals or active groups generated by fuel in the combustion process generate chemical inhibition and negative catalysis, the chain reaction of combustion is interrupted, the fire nearby the curtain plate 2 is effectively reduced, the service life of the curtain plate 2 is further prolonged, when the dry powder extinguishing agent is exhausted, the sealing film 72 contacts with the spike 82 and is punctured, water is sprayed out from the inside of the curtain sheet 21 through the through holes 73 and the diversion holes 23, the fire nearby the curtain plate 2 is continuously reduced, the service life of the curtain plate 2 is further prolonged, and the service life of the curtain plate 2 is further prolonged and the contact time with the open fire is effectively prolonged.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. The utility model provides a composite steel fire prevention rolling slats door, includes portal (1), curtain board (2), rotates spool (3) that set up on portal (1), drive spool (3) pivoted rolling slats door machine (4), curtain board (2) upper end is connected on spool (3), curtain board (2) are linked up by multi-disc identical curtain piece (21) of structure and are constituteed, its characterized in that: the device is characterized in that guide grooves (12) for clamping and sliding corresponding to one end of a curtain sheet (21) are formed in the inner side of the door frame (1), a water storage tank (5) is arranged on the door frame (1), a water spraying mechanism (6) for conveying water in the water storage tank (5) into the curtain sheet (21) and spraying the water outwards from the curtain sheet (21) is arranged between the curtain sheet (2) and the water storage tank (5), a dry powder extinguishing agent is arranged in the curtain sheet (21), and a linkage piece (7) for spraying the dry powder extinguishing agent out of the curtain sheet (21) through the water spraying mechanism (6) is arranged in the curtain sheet (21);
a plurality of placing cavities (22) are formed in the curtain sheet (21), the dry powder extinguishing agent is arranged in the placing cavities (22), one side of the curtain sheet (21) is provided with flow guide holes (23) which correspond to the placing cavities (22) in number and are communicated with the placing cavities (22), the linkage piece (7) is arranged in the placing cavities (22), and the water spraying mechanism (6) can be communicated with the placing cavities (22) and the water storage tank (5);
the linkage piece (7) comprises a sliding plate (71) and a sealing film (72) arranged on the sliding plate (71), the sliding plate (71) is arranged in the placing cavity (22) in a sliding mode and is divided into a powder collecting cavity (221) and a water collecting cavity (222), the dry powder extinguishing agent is arranged in the powder collecting cavity (221), one side, facing the diversion hole (23), of the sliding plate (71) is provided with a through hole (73), the sealing film (72) covers the through hole (73), and one side, close to the diversion hole (23), of the placing cavity (22) is provided with a film opening piece (8) for puncturing the sealing film (72).
2. The composite steel fire resistant roller door of claim 1, wherein: the membrane opening piece (8) is a membrane opening ring (81) arranged on the side wall of the placing cavity (22), and a plurality of spines (82) arranged on one side of the membrane opening ring (81) facing the sliding plate (71).
3. The composite steel fire resistant roller door of claim 1, wherein: the curtain piece (21) one end is provided with intercommunication and places inlet tube (24) of chamber (22), and is adjacent through connecting pipe (28) intercommunication between inlet tube (24), inlet tube (24) communicate with corresponding catchment chamber (222), water spray mechanism (6) are including outlet pipe (61) of intercommunication water storage tank (5), valve (62) and water pump (63) that set up on outlet pipe (61), outlet pipe (61) and one of them inlet tube (24) are through the connecting piece intercommunication.
4. A composite steel fire resistant roller shutter door as claimed in claim 3, wherein: the connecting piece is for cover adapter sleeve (64) of locating outlet pipe (61) one end, adapter sleeve (64) one end supplies inlet tube (24) that corresponds to insert and rotate, the circumference inner wall of adapter sleeve (64) is provided with choke ring (65), the circumference inner wall of choke ring (65) is laminated with the circumference outer wall of inlet tube (24), the circumference inner wall of adapter sleeve (64) is provided with at least three rotation groove (641), be provided with steel ball (66) in rotation groove (641), steel ball (66) stretch out rotation groove (641) and inlet tube (24) contact, be provided with on the circumference outer wall of inlet tube (24) and supply steel ball (66) card to go into and annular (241) that slide.
5. A composite steel fire resistant roller shutter door as claimed in claim 3, wherein: the utility model discloses a safety fuse, including guide hole (23), locking groove (25) and sliding tray (26) are provided with on the pore wall of guide hole (23) in opposite directions, sliding tray (26) sliding is provided with shutoff piece (9), drives reset spring (91) that shutoff piece (9) slided, in shutoff piece (9) one end inserts locking groove (25), be provided with fuse (92) in locking groove (25), fuse (92) one end is connected with locking groove (25) tank bottom, the other end is connected with shutoff piece (9).
6. The composite steel fire resistant roller door of claim 5, wherein: one end of the return spring (91) is connected with the bottom of the sliding groove (26), the other end of the return spring is connected with the blocking block (9), and a trigger button (93) for starting the valve (62) and the water pump (63) is arranged at the bottom of the sliding groove (26).
7. The composite steel fire resistant roller door of claim 1, wherein: one side of the placing cavity (22) close to the diversion hole (23) is provided with an abutting spring (27), one end of the abutting spring (27) is connected with the sliding plate (71), and the other end of the abutting spring is connected with the side wall of the placing cavity (22).
8. The composite steel fire resistant roller door of claim 1, wherein: the surface of the curtain sheet (21) is provided with a sepiolite layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210298693.1A CN114753753B (en) | 2022-03-22 | 2022-03-22 | Composite steel fireproof rolling shutter door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210298693.1A CN114753753B (en) | 2022-03-22 | 2022-03-22 | Composite steel fireproof rolling shutter door |
Publications (2)
| Publication Number | Publication Date |
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| CN114753753A CN114753753A (en) | 2022-07-15 |
| CN114753753B true CN114753753B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210298693.1A Active CN114753753B (en) | 2022-03-22 | 2022-03-22 | Composite steel fireproof rolling shutter door |
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| CN206530225U (en) * | 2016-11-11 | 2017-09-29 | 湖南家吉盈泰门业有限公司 | A kind of super fire resistant roller shutter |
| CN110616997A (en) * | 2019-10-11 | 2019-12-27 | 江苏易明昌建设工程有限公司 | Fireproof rolling shutter door |
| CN110847784A (en) * | 2019-12-04 | 2020-02-28 | 江苏盛阳消防门业有限公司 | High-flame-retardant steel fireproof door made of environment-friendly filling material |
| CN111794662A (en) * | 2020-07-20 | 2020-10-20 | 集曼(江苏)特种门业有限公司 | Special-grade steel fireproof roller shutter with composite shutter pieces capable of automatically storing water |
| CN112963077A (en) * | 2021-03-02 | 2021-06-15 | 广州蓉华门业股份有限公司 | Automatic inorganic fire prevention rolling slats door opens and shuts |
| KR102369693B1 (en) * | 2021-04-26 | 2022-03-08 | 주식회사 아이비엔지니어링 | Automatic control system for fire-fighting ventilation in apartment houses |
-
2022
- 2022-03-22 CN CN202210298693.1A patent/CN114753753B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206530225U (en) * | 2016-11-11 | 2017-09-29 | 湖南家吉盈泰门业有限公司 | A kind of super fire resistant roller shutter |
| CN110616997A (en) * | 2019-10-11 | 2019-12-27 | 江苏易明昌建设工程有限公司 | Fireproof rolling shutter door |
| CN110847784A (en) * | 2019-12-04 | 2020-02-28 | 江苏盛阳消防门业有限公司 | High-flame-retardant steel fireproof door made of environment-friendly filling material |
| CN111794662A (en) * | 2020-07-20 | 2020-10-20 | 集曼(江苏)特种门业有限公司 | Special-grade steel fireproof roller shutter with composite shutter pieces capable of automatically storing water |
| CN112963077A (en) * | 2021-03-02 | 2021-06-15 | 广州蓉华门业股份有限公司 | Automatic inorganic fire prevention rolling slats door opens and shuts |
| KR102369693B1 (en) * | 2021-04-26 | 2022-03-08 | 주식회사 아이비엔지니어링 | Automatic control system for fire-fighting ventilation in apartment houses |
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| Publication number | Publication date |
|---|---|
| CN114753753A (en) | 2022-07-15 |
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