CN117224882B - Fireproof heat-insulating type suspended ceiling aluminum veneer - Google Patents
Fireproof heat-insulating type suspended ceiling aluminum veneer Download PDFInfo
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- CN117224882B CN117224882B CN202311358992.0A CN202311358992A CN117224882B CN 117224882 B CN117224882 B CN 117224882B CN 202311358992 A CN202311358992 A CN 202311358992A CN 117224882 B CN117224882 B CN 117224882B
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 124
- 238000005243 fluidization Methods 0.000 claims abstract description 31
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 238000010304 firing Methods 0.000 claims description 43
- 238000003756 stirring Methods 0.000 claims description 36
- 238000004146 energy storage Methods 0.000 claims description 33
- 230000001360 synchronised effect Effects 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000009970 fire resistant effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 13
- 239000007921 spray Substances 0.000 abstract description 6
- 239000001993 wax Substances 0.000 description 22
- 230000009471 action Effects 0.000 description 6
- 239000011521 glass Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a fireproof heat-insulating suspended ceiling aluminum veneer, which comprises a frame and a fire extinguishing device; the fire extinguishing device comprises a fire extinguishing groove seat, an upper cover plate, a flexible heat insulation layer and a gas generator; one end of the fire extinguishing groove seat is hinged on the inner side wall of one end of the frame, and a first air chamber, a second air chamber and a powder cabin are formed between the upper cover plate and the fire extinguishing groove seat; the powder cabin is internally loaded with a mixture of fire extinguishing dry powder and dry powder spheres, and a fluidization component is arranged in the powder cabin; the second air chamber is communicated with the first air chamber and is communicated with the powder cabin through the fluidization component; the gas generator is arranged in the first gas chamber, and the fire extinguishing groove seat is provided with a powder outlet corresponding to the powder cabin; the powder outlet is plugged with a fusing fastener which is connected to the side wall of the frame in a penetrating way; one end of the frame is provided with an elastic sheet; the invention exposes the fusing fastener on the outer side of the fire extinguishing device, is more sensitive to the fire disaster, and ensures that the fire extinguishing device swings to spray the fire extinguishing dry powder and dry powder spheres, thereby having better fire extinguishing effect.
Description
Technical Field
The invention relates to the technical field of indoor ceiling construction, in particular to a fireproof heat-insulation type ceiling aluminum veneer.
Background
In the prior art, a decorative suspended ceiling with a fire-fighting and fire-extinguishing function is disclosed, when a fire disaster occurs indoors, the suspended ceiling plate is heated to increase the volume of an expanding agent in an elastic air bag, the suspended ceiling plate is extruded to be opened downwards, the elastic air bag falls and breaks along with the expanding agent, and the extinguishing agent in the elastic air bag is dispersed out to extinguish a fire source; in this technical scheme, elasticity gasbag fixed mounting just can exert the fire extinguishing effect in roof plate and fossil fragments, and elasticity gasbag thermal expansion is ejecting the roof plate, drops to ground.
However, since the elastic air bag is positioned behind the suspended ceiling plate and far away from the fire source, the elastic air bag can obtain enough heat after the fire reaches a certain degree, and is heated to expand, and the decorative suspended ceiling can play a role in extinguishing fire, the principle of early detection and early extinguishing for fire rescue is obviously contrary; meanwhile, after the elastic air bag falls, the dry powder stored in the elastic air bag is on the ground, so that the action range is limited, and the fire extinguishing effect is further reduced.
Disclosure of Invention
The invention aims to overcome the defects and provide the fireproof heat-insulation type suspended ceiling aluminum veneer with better fire extinguishing effect.
In order to achieve the above object, the present invention is specifically as follows:
a fireproof heat-insulating type suspended ceiling aluminum veneer comprises a frame and a fire extinguishing device arranged in the frame;
the fire extinguishing device comprises a fire extinguishing groove seat, an upper cover plate, a flexible heat insulation layer and a gas generator; one end of the fire extinguishing groove seat is hinged on the inner side wall of one end of the frame, and the upper cover plate covers the top of the fire extinguishing groove seat, and a first air chamber, a second air chamber and a plurality of powder cabins are formed between the upper cover plate and the fire extinguishing groove seat; the powder cabin is internally loaded with a mixture of fire extinguishing dry powder and dry powder spheres, the dry powder spheres are dry powder spheres wrapped by a glass shell, and a fluidization component is arranged in the powder cabin; the second air chamber is communicated with the first air chamber and is respectively communicated with the corresponding powder cabin through the corresponding fluidization component;
the gas generator is arranged in the first gas chamber, and each powder cabin is correspondingly provided with a powder outlet communicated with the powder cabin at the other end of the fire extinguishing groove seat; the flexible heat insulation layer is arranged at the bottom of the fire extinguishing groove seat;
each powder outlet is plugged with a fusing fastener, and the fusing fasteners are connected to the side wall of the other end of the frame in a penetrating manner; and one end of the frame is also vertically fixed with an elastic sheet, and the free end of the elastic sheet is positioned above the flexible heat insulation layer.
The invention further discloses a fusing fastener, which comprises a glass fiber framework, PP wax and a wax seal, wherein the glass fiber framework is embedded in the PP wax, one end of the wax seal is connected with one end of the PP wax, the other end of the wax seal is plugged on a powder outlet, and the PP wax is melted when the temperature is higher than 90 ℃.
The fluidization component comprises a stirring rod, wherein the stirring rod is of a hollow structure, and a plurality of first air holes are uniformly distributed on the outer wall of the stirring rod.
The invention further provides that the first air holes are obliquely arranged towards the direction of the second air chamber.
The fire extinguishing device further comprises an energy storage driving assembly and a piston, wherein the energy storage driving assembly is arranged in the first air chamber, the piston is slidably arranged in the first air chamber, and the energy storage driving assembly is in transmission connection with the piston;
the fluidization component further comprises a synchronous wheel, the synchronous wheel is fixedly sleeved at one end of the stirring rod, and the synchronous wheel is positioned in the second air chamber; the synchronous wheels of two adjacent fluidization components are in transmission connection through a synchronous belt; a second air hole communicated with the inside of the stirring rod is formed in the center of the synchronous wheel; the energy storage driving assembly is in transmission connection with the synchronous wheel of one of the fluidization assemblies.
The invention further discloses a one-way valve plate used for preventing the fire extinguishing dry powder in the powder cabin from entering the second air chamber.
In the invention, stirring paddles are uniformly distributed on the outer wall of the stirring rod, and the stirring paddles are staggered with the first air holes.
The invention further provides an energy storage driving assembly, which comprises an energy storage seat, a steel wire wheel, a scroll spring, a transmission gear and a coupler, wherein the steel wire wheel is rotationally connected to the energy storage seat, a traction steel wire is wound on the steel wire wheel, the free end of the traction steel wire is fixedly connected with a piston, the scroll spring is arranged between the steel wire wheel and the energy storage seat, one end of the scroll spring is connected to the energy storage seat, and the other end of the scroll spring is connected to the steel wire wheel; the top of wire wheel is equipped with the umbrella tooth, drive gear rotates to be connected in one side of energy storage seat and with umbrella tooth meshing, shaft coupling one end is fixed cup joint on drive gear's axle journal, the other end of shaft coupling is pegged graft on corresponding synchronizing wheel.
The invention further discloses a gas generator, which comprises a gas generating unit, a firing tube, a detonating agent, a firing pin and a reset spring, wherein the firing tube is connected to the gas generating unit in a penetrating way, the detonating agent is embedded into the inner end of the firing tube, the outer end of the firing tube penetrates through the side wall of the fire extinguishing groove seat and then stretches out, the inner end of the firing pin slides into the firing tube from the outer end of the firing tube and corresponds to the position of the detonating agent, the reset spring is sleeved on the outer wall of the firing pin, and two ends of the reset spring are respectively abutted against the inner wall of the firing tube and the firing pin; when the fire extinguishing device swings downwards relative to the frame, the firing pin can be extruded by the inner wall of the frame, so that the detonator detonates.
The invention further provides that the gas generator further comprises a safety pin for preventing the firing pin from being excited by mistake during the assembly process, and the safety pin is vertically penetrated at the outer end of the firing pin.
The beneficial effects of the invention are as follows: 1. according to the invention, the fire extinguishing device is hinged to the side wall at one end of the frame, the fusing fastener is connected to the side wall at the other end of the frame in a penetrating way and is plugged on the powder outlet through the fusing fastener, so that when no fire disaster occurs, the fusing fastener provides support for the fire extinguishing device, and when the fire disaster occurs, the fusing fastener is exposed out of the fire extinguishing device, is more sensitive to the temperature change of the environment and is more sensitive to the reaction of the fire disaster, and the fusing fastener can be fused in the first time, so that the fire extinguishing device loses the support and swings around the hinging point to spray the fire extinguishing dry powder and the dry powder ball, and the initial flame is extinguished.
2. According to the invention, the fire extinguishing dry powder and the dry powder sphere are loaded in the powder cabin for combined use, so that the requirements of large-scale and local fire extinguishment are met, and the fire extinguishing effect is improved.
3. According to the invention, the elastic sheet is arranged on the side wall at one end of the frame, so that the fire extinguishing device is rebounded by the elastic sheet when swinging, and therefore, the dry powder spraying range is increased, and the fire extinguishing effect is enhanced by repeatedly oscillating movement around the hinge point.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention after fusing of the fused fastener;
FIG. 3 is a schematic view of the structure of the present invention after concealing the upper cover plate;
FIG. 4 is an enlarged partial schematic view at I in FIG. 3;
FIG. 5 is an exploded schematic view of the fire extinguishing apparatus of the present invention;
FIG. 6 is an exploded view of another view of the fire suppression apparatus of the present invention;
FIG. 7 is a schematic cross-sectional view of the invention's fuse fastener mated with a bezel and fire suppression housing;
FIG. 8 is a schematic structural view of a fused fastener of the present invention;
FIG. 9 is a schematic cross-sectional view of a fluidization assembly of the present invention;
FIG. 10 is a schematic cross-sectional view of the stored energy drive assembly of the present invention;
FIG. 11 is a cross-sectional view of a gas generator of the present invention;
reference numerals illustrate: 1. a frame; 2. a fire extinguishing device; 21. a fire extinguishing groove seat; 211. a powder tank; 212. a first air tank; 213. a second air tank; 22. an upper cover plate; 23. a flexible insulating layer; 24. a gas generator; 241. a gas generating unit; 242. a firing tube; 243. a detonator; 244. a striker; 245. a return spring; 246. a safety pin; 25. a fluidization assembly; 251. a stirring rod; 252. a first air hole; 253. a synchronizing wheel; 254. a second air hole; 255. a one-way valve plate; 256. stirring paddles; 26. fusing the fastener; 261. a glass fiber skeleton; 262. PP wax; 263. sealing with wax; 27. an energy storage drive assembly; 271. an energy storage seat; 272. a wire wheel; 273. a spiral spring; 274. a transmission gear; 275. a coupling; 276. traction steel wire; 277. umbrella-shaped teeth; 28. a piston; 3. and the elastic sheet.
Detailed Description
The invention will now be described in further detail with reference to the drawings and the specific embodiments, without limiting the scope of the invention.
As shown in fig. 1 to 11, the fireproof and heat-insulating ceiling aluminum veneer according to the embodiment includes a frame 1 and a fire extinguishing device 2 arranged in the frame 1;
the fire extinguishing device 2 comprises a fire extinguishing groove seat 21, an upper cover plate 22, a flexible heat insulation layer 23 and a gas generator 24; one end of the fire extinguishing groove seat 21 is hinged on the inner side wall of one end of the frame 1, and the upper cover plate 22 covers the top of the fire extinguishing groove seat 21, and a first air chamber, a second air chamber and a plurality of powder cabins are formed between the upper cover plate and the fire extinguishing groove seat 21; the powder cabin is internally loaded with a mixture of fire extinguishing dry powder and dry powder spheres, the dry powder spheres are dry powder spheres wrapped by a glass shell, and the powder cabin is internally provided with a fluidization component 25; the second air chamber is communicated with the first air chamber and is respectively communicated with the corresponding powder cabin through the corresponding fluidization component 25;
the gas generator 24 is arranged in the first gas chamber, and each powder cabin corresponding to the other end of the fire extinguishing groove seat 21 one by one is provided with a powder outlet communicated with the powder cabin; the flexible heat insulation layer 23 is arranged at the bottom of the fire extinguishing groove seat 21 to insulate heat in the fire extinguishing groove seat 21;
each powder outlet is plugged with a fusing fastener 26, and the fusing fasteners 26 are connected to the side wall of the other end of the frame 1 in a penetrating manner; one end of the frame 1 is also vertically fixed with an elastic sheet 3, and the free end of the elastic sheet 3 is positioned above the flexible heat insulation layer 23.
As shown in fig. 3, 5 and 6, specifically, the fire extinguishing groove seat 21 is provided with a plurality of powder grooves 211, the powder grooves 211 are arranged side by side, the fire extinguishing groove seat 21 is also provided with a first air groove 212 and a second air groove 213 which are arranged perpendicular to the powder grooves 211, the first air groove 212 and the second air groove 213 are arranged side by side, the second air groove 213 is positioned between the first air groove 212 and the powder grooves 211, a powder cabin is respectively formed between the upper cover plate 22 and each powder groove 211, and the upper cover plate 22 and the first air groove 212 and the second air groove 213 respectively form a first air chamber and a second air chamber.
When the fire extinguishing device is in actual use, the assembled suspended ceiling aluminum veneers are fixedly arranged on an external ceiling, when a fire disaster occurs indoors, the indoor temperature rises, so that each fusing fastener 26 fuses, the support of the fire extinguishing device 2 is lost, as one end of the fire extinguishing groove seat 21 is hinged on the frame 1, a certain offset exists between the gravity center and the hinging point, after the supporting effect of the fusing fastener 26 is lost by the fire extinguishing groove seat 21, the fire extinguishing groove seat swings downwards around the hinging point under the action of self gravity, the trigger gas generator 24 releases a large amount of high-pressure gas into the first gas chamber, a part of high-pressure gas in the first gas chamber enters the second gas chamber and enters each powder cabin through each fluidization component 25, the fire extinguishing dry powder in the powder cabin is stirred through the fluidization component 25, the fire extinguishing dry powder in the powder cabin is in a fluidization state, after the pressure in the powder cabin rises to break the blocking of the fusing fastener 26, the dry powder in the fluidization state and the dry powder ball in the powder cabin are sprayed out through the powder outlet, the dry powder in the fluidization state is sprayed out, and the dry powder in a large range of the fire extinguishing dry powder in a thin layer with a lower falling speed range, and the fire extinguishing dry powder in a thin layer is suppressed; the dry powder ball with heavier texture falls to the ground at a faster falling speed, the glass shell is broken, the dry powder ball in the glass shell is scattered under the action of impact force, and a local thicker fire extinguishing dry powder layer is formed on the ground, so that the local flame is extinguished; meanwhile, after the fire extinguishing groove seat 21 drives the flexible heat insulation layer 23 to swing until the elastic sheet 3 contacts, the elastic sheet 3 rebounds the fire extinguishing groove seat 21, so that the fire extinguishing groove seat 21 repeatedly oscillates around the hinging point, and each powder outlet can spray fire extinguishing dry powder and dry powder spheres to different areas.
According to the embodiment, the fire extinguishing device 2 is hinged to the side wall of one end of the frame 1, the fusing fastener 26 is connected to the side wall of the other end of the frame 1 in a penetrating manner, and the fusing fastener 26 is blocked on the powder outlet, so that when no fire disaster occurs, the fusing fastener 26 provides support for the fire extinguishing device 2, and when the fire disaster occurs, the fusing fastener 26 is exposed to the outer side of the fire extinguishing device 2, is more sensitive to the temperature change of the environment, is more sensitive to the reaction of the fire disaster, and can be fused in the first time, so that the fire extinguishing device 2 loses support and swings around the hinge point to spray dry powder and dry powder balls, and the initial flame is extinguished.
According to the embodiment, the fire extinguishing dry powder and the dry powder sphere are loaded in the powder cabin for combined use, so that the requirements of large-scale and local fire extinguishment are met, and the fire extinguishing effect is improved.
According to the embodiment, the elastic sheet 3 is arranged on the side wall of one end of the frame 1, so that the fire extinguishing device 2 is rebounded by the elastic sheet 3 when swinging, and accordingly the dry powder spraying range is improved and the fire extinguishing effect is enhanced by repeatedly oscillating motion around a hinging point.
As shown in fig. 7 and 8, based on the above embodiment, further, the fusing fastener 26 includes a glass fiber skeleton 261, a PP wax 262 and a wax seal 263, the glass fiber skeleton 261 is embedded in the PP wax 262, one end of the wax seal 263 is connected to one end of the PP wax 262, the other end of the wax seal 263 is plugged on the powder outlet, and the PP wax 262 melts when the temperature is higher than 90 ℃. In this embodiment, the PP wax 262 is embedded in the glass fiber skeleton 261, so that the PP wax 262 has enough structural strength to provide support for the fire extinguishing device 2, and when a fire disaster occurs, the PP wax 262 is heated to melt and lose structural strength, so that the fusing fastener 26 loses structural strength and breaks along the root of the wax seal 263, and the fire extinguishing device 2 loses support and swings to perform fire extinguishing operation; meanwhile, the powder outlet is plugged by the wax seal 263 made of paraffin materials, so that the plugging effect can be achieved, and the wax seal 263 is convenient to separate from the powder outlet under the action of air pressure in the powder cabin.
As shown in fig. 9, based on the above embodiment, further, the fluidization assembly 25 includes a stirring rod 251, the stirring rod 251 is of a hollow structure, and a plurality of first air holes 252 are uniformly distributed on an outer wall of the stirring rod 251. In actual use, the high-pressure gas in the second air chamber enters the stirring rod 251, and then is sprayed out from each first air hole 252 on the stirring rod 251 to stir the fire-extinguishing dry powder and the dry powder spheres in the powder cabin, and the fire-extinguishing dry powder is in a fluidization state under the action of air flow so as to be sprayed out from the powder outlet for fire extinguishment. In this embodiment, the first air holes 252 are obliquely arranged toward the second air chamber; so set up to when extinguishing device 2 swings, stir the fire-extinguishing dry powder in the powder cabin and dry powder spheroid, the fluidization effect is better.
As shown in fig. 3 to 6, based on the above embodiment, further, the fire extinguishing device 2 further includes an energy storage driving assembly 27 and a piston 28, where the energy storage driving assembly 27 is disposed in the first air chamber, the piston 28 is slidably disposed in the first air chamber, and the energy storage driving assembly 27 is in transmission connection with the piston 28;
as shown in fig. 4 and 9, the fluidization assembly 25 further includes a synchronizing wheel 253, the synchronizing wheel 253 is fixedly sleeved at one end of the stirring rod 251, and the synchronizing wheel 253 is located in the second air chamber; the synchronous wheels 253 of two adjacent fluidization assemblies 25 are in transmission connection through a synchronous belt; a second air hole 254 communicated with the inside of the stirring rod 251 is formed in the center of the synchronous wheel 253; the stored energy drive assembly is in driving connection with the synchronizing wheel 253 of one of the fluidization assemblies 25.
When the gas generator 24 generates a large amount of high-pressure gas, the high-pressure gas in the first gas chamber pushes the piston 28 to slide so as to increase the effective volume in the first gas chamber, and meanwhile, the piston 28 slides to drive the energy storage driving assembly 27 to work, and the energy storage driving assembly 27 drives the synchronous wheels 253 connected with the energy storage driving assembly to rotate, so that each stirring rod 251 is driven by the synchronous belt to rotate in the powder chamber to generate rotary air flow, and the fire extinguishing dry powder and the dry powder spheres in the powder chamber are fully stirred, so that the partially agglomerated fire extinguishing dry powder is recovered to be in a powder state, and the fluidization effect is further improved.
As shown in fig. 9, based on the above embodiment, further, a check valve 255 is disposed in the second air hole 254 to prevent the fire-extinguishing dry powder in the powder chamber from entering the second air hole. According to the embodiment, the one-way valve plate 255 is arranged, so that the fire-extinguishing dry powder in the powder cabin can be prevented from entering the second air chamber, and the structure is more reliable.
As shown in fig. 9, based on the above embodiment, further, stirring paddles 256 are uniformly distributed on the outer wall of the stirring rod 251, and the stirring paddles 256 are staggered with the first air holes 252. In this embodiment, the stirring paddle 256 is provided, so that when the stirring rod 251 rotates, the stirring paddle 256 is used to sufficiently crush and stir the fire-extinguishing dry powder and the dry powder spheres in the powder cabin, thereby further improving the fluidization effect.
As shown in fig. 4 and 10, based on the above embodiment, further, the energy storage driving assembly 27 includes an energy storage seat 271, a wire wheel 272, a spiral spring 273, a transmission gear 274 and a coupling 275, wherein the wire wheel 272 is rotatably connected to the energy storage seat 271, the wire wheel 272 is wound with a traction wire 276, a free end of the traction wire 276 is fixedly connected with a piston, the spiral spring 273 is disposed between the wire wheel 272 and the energy storage seat 271, one end of the spiral spring 273 is connected to the energy storage seat 271, and the other end of the spiral spring 273 is connected to the wire wheel 272; the top of the wire wheel 272 is provided with umbrella-shaped teeth 277, the transmission gear 274 is rotatably connected to one side of the energy storage seat 271 and meshed with the umbrella-shaped teeth 277, one end of the coupler 275 is fixedly sleeved on the shaft neck of the transmission gear 274, and the other end of the coupler 275 is spliced on the corresponding synchronous wheel 253.
In actual use, the piston 28 slides under the action of high-pressure gas to realize the storage of the high-pressure gas, and drives the wire wheel 272 to rotate through the traction wire 276, so that the wire wheel 272 drives the spiral spring 273 to store energy, meanwhile, the wire wheel 272 drives the transmission gear 274 to rotate through the umbrella-shaped teeth 277, the transmission gear 274 drives the synchronous wheel 253 to rotate through the coupler 275, thereby driving each stirring rod 251 to rotate, when the pressure in the first air chamber is smaller than the elasticity of the spiral spring 273, the spiral spring 273 drives the wire wheel 272 to reversely rotate, the wire wheel 272 drives the piston 28 to reversely slide through the traction wire 276 to compress the effective volume in the first air chamber, so that the stored high-pressure gas enters the second air chamber to spray the fire extinguishing dry powder and the dry powder ball, thereby realizing that the fire extinguishing device 2 can continuously spray the fire extinguishing dry powder and the dry powder ball outwards with higher pressure, prolonging the working time of the fire extinguishing device 2 and improving the fire extinguishing effect.
As shown in fig. 4 and 11, based on the above embodiment, further, the gas generator 24 includes a gas generating unit 241, a firing tube 242, a detonator 243, a firing pin 244, and a return spring 245, where the firing tube 242 is connected to the gas generating unit 241 in a penetrating manner, the detonator 243 is embedded in an inner end of the firing tube 242, an outer end of the firing tube 242 extends out after penetrating through a side wall of the fire extinguishing slot seat 21, an inner end of the firing pin 244 slides into the firing tube 242 from an outer end of the firing tube 242 and corresponds to a position of the detonator 243, the return spring 245 is sleeved on an outer wall of the firing pin 244, and two ends of the return spring 245 are respectively abutted against an inner wall of the firing tube 242 and the firing pin 244; when the fire extinguishing apparatus 2 swings downward relative to the frame 1, the striker 244 can be pressed by the inner wall of the frame 1, so that the detonator 243 detonates.
Specifically, the gas generating unit 241 is loaded with a gas generating agent, which may be ammonium nitrate, sodium nitride, or the like. When a fire disaster occurs, the fusing fastener 26 fuses, so that the fire extinguishing device 2 swings around a hinge point, the firing pin 244 is extruded by the inner wall of the frame 1 and stretches into the firing tube 242, the reset spring 245 is compressed, the detonator 243 detonates under the extrusion of the firing pin 244 and detonates the gas generating agent in the gas generating unit 241, and a large amount of high-pressure gas is released by the gas generating agent in the first gas chamber, so that the fire extinguishing by spraying fire extinguishing dry powder and dry powder spheres in each powder cabin is realized.
Further, as shown in fig. 4 and 11, based on the above embodiment, the gas generator 24 further includes a safety pin 246 for preventing the firing pin 244 from being erroneously excited during the assembly, and the safety pin 246 is vertically penetrated at the outer end of the firing pin 244. In the embodiment, the safety pin 246 is arranged to prevent the striker 244 from being extruded to strike the detonator 243 during assembly, so that the structure is more reliable to use; after the ceiling aluminum veneers are installed, the safety pins 246 are pulled out for proper use of the gas generator 24.
The foregoing description is only one preferred embodiment of the invention, and therefore all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are intended to be embraced therein.
Claims (9)
1. The fireproof heat-insulating type suspended ceiling aluminum veneer is characterized by comprising a frame and a fire extinguishing device;
the fire extinguishing device comprises a fire extinguishing groove seat, an upper cover plate, a flexible heat insulation layer and a gas generator; one end of the fire extinguishing groove seat is hinged to the frame; the upper cover plate covers the fire extinguishing groove seat, and a first air chamber, a second air chamber and a plurality of powder cabins are formed between the upper cover plate and the fire extinguishing groove seat; the powder cabin is internally provided with a mixture of fire extinguishing dry powder and dry powder spheres, and a fluidization component; the second air chamber is communicated with the first air chamber and is respectively communicated with the corresponding powder cabin through the corresponding fluidization component;
the gas generator is arranged in the first gas chamber, and each powder cabin is correspondingly provided with a powder outlet communicated with the powder cabin at the other end of the fire extinguishing groove seat; the flexible heat insulation layer is arranged at the bottom of the fire extinguishing groove seat;
each powder outlet is plugged with a fusing fastener, and the fusing fasteners are connected to the side wall of the other end of the frame in a penetrating manner; and one end of the frame is also vertically fixed with an elastic sheet, and the free end of the elastic sheet is positioned above the flexible heat insulation layer.
2. The fireproof and heat-insulating ceiling aluminum veneer according to claim 1, wherein the fusing fastener comprises a glass fiber framework, PP wax and a wax seal, the glass fiber framework is embedded in the PP wax, one end of the wax seal is connected with one end of the PP wax, the other end of the wax seal is plugged on a powder outlet, and the PP wax is melted at a temperature higher than 90 ℃.
3. The fireproof and heat-insulating suspended ceiling aluminum veneer according to claim 1, wherein the fluidization component comprises a stirring rod, the stirring rod is of a hollow structure, and a plurality of first air holes are uniformly distributed on the outer wall of the stirring rod;
the first air holes are obliquely arranged towards the direction of the second air chamber.
4. The fire-proof and heat-insulation type suspended ceiling aluminum veneer according to claim 3, wherein the fire extinguishing device further comprises an energy storage driving assembly and a piston, the energy storage driving assembly is arranged in the first air chamber, the piston is arranged in the first air chamber in a sliding manner, and the energy storage driving assembly is in transmission connection with the piston;
the fluidization component further comprises a synchronizing wheel, the synchronizing wheel is arranged at one end of the stirring rod, and the synchronizing wheel is positioned in the second air chamber; the synchronous wheels of two adjacent fluidization components are in transmission connection through a synchronous belt; a second air hole communicated with the inside of the stirring rod is formed in the center of the synchronous wheel; the energy storage driving assembly is in transmission connection with the synchronous wheel of one of the fluidization assemblies.
5. The fire-proof and heat-insulating ceiling aluminum veneer according to claim 4, wherein the second air hole is internally provided with a one-way valve sheet for preventing fire-extinguishing dry powder in the powder cabin from entering the second air chamber.
6. The fireproof and heat-insulating suspended ceiling aluminum veneer according to claim 4, wherein stirring paddles are uniformly distributed on the outer wall of the stirring rod, and the stirring paddles are staggered with the first air holes.
7. The fire-proof and heat-insulating suspended ceiling aluminum veneer according to any one of claims 4 to 6, wherein the energy storage driving assembly comprises an energy storage seat, a wire wheel, a spiral spring, a transmission gear and a coupling, the wire wheel is rotationally arranged on the energy storage seat, a traction wire is wound on the wire wheel, the free end of the traction wire is connected with a piston, and the spiral spring is arranged between the wire wheel and the energy storage seat; the top of the steel wire wheel is provided with umbrella-shaped teeth, the transmission gear is rotationally connected to one side of the energy storage seat and meshed with the umbrella-shaped teeth, one end of the coupler is arranged on the shaft neck of the transmission gear, and the other end of the coupler is spliced on the corresponding synchronous wheel.
8. The fireproof and heat-insulating suspended ceiling aluminum veneer according to claim 1, wherein the gas generator comprises a gas generating unit, a firing tube, a detonating agent, a firing pin and a reset spring, the firing tube is connected to the gas generating unit in a penetrating way, the detonating agent is embedded in the firing tube, the firing tube penetrates through the fire extinguishing groove seat, the inner end of the firing pin slides into the firing tube and corresponds to the position of the detonating agent, the reset spring is sleeved on the outer wall of the firing pin, and two ends of the reset spring are respectively abutted against the inner wall of the firing tube and the firing pin; when the fire extinguishing device swings downwards relative to the frame, the firing pin can be extruded by the inner wall of the frame, so that the detonating agent detonates.
9. The fire resistant and thermally insulated suspended ceiling aluminum veneer according to claim 8, wherein the gas generator further comprises a safety pin for preventing false firing of the striker during assembly, the safety pin being vertically threaded into the outer end of the striker.
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|---|---|---|---|
| CN202310256358 | 2023-03-16 | ||
| CN202310256358X | 2023-03-16 |
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| CN117224882A CN117224882A (en) | 2023-12-15 |
| CN117224882B true CN117224882B (en) | 2024-03-12 |
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| CN202311358992.0A Active CN117224882B (en) | 2023-03-16 | 2023-10-19 | Fireproof heat-insulating type suspended ceiling aluminum veneer |
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| WO2005081651A2 (en) * | 2004-02-26 | 2005-09-09 | Sten Engwall | Housebuilding, wall element and method related thereto |
| KR20080114460A (en) * | 2007-06-26 | 2008-12-31 | 박창기 | Panel type fire extinguisher |
| KR20090132727A (en) * | 2008-06-23 | 2009-12-31 | 박창기 | Panel type extinguisher |
| KR101481321B1 (en) * | 2013-09-25 | 2015-01-14 | 경기도 | Sandwich panel with firefighting function |
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| CN210644951U (en) * | 2019-05-08 | 2020-06-02 | 青岛中阳消防科技股份有限公司 | Pressure storage type dry powder fire extinguishing device |
| CN217601847U (en) * | 2022-03-03 | 2022-10-18 | 福建省新达保温材料有限公司 | Improved fire extinguishing plate |
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2023
- 2023-10-19 CN CN202311358992.0A patent/CN117224882B/en active Active
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|---|---|---|---|---|
| WO2005081651A2 (en) * | 2004-02-26 | 2005-09-09 | Sten Engwall | Housebuilding, wall element and method related thereto |
| KR20080114460A (en) * | 2007-06-26 | 2008-12-31 | 박창기 | Panel type fire extinguisher |
| KR20090132727A (en) * | 2008-06-23 | 2009-12-31 | 박창기 | Panel type extinguisher |
| KR101481321B1 (en) * | 2013-09-25 | 2015-01-14 | 경기도 | Sandwich panel with firefighting function |
| CN209187982U (en) * | 2018-08-24 | 2019-08-02 | 张天立 | A kind of automatic fire extinguisher |
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| CN217601847U (en) * | 2022-03-03 | 2022-10-18 | 福建省新达保温材料有限公司 | Improved fire extinguishing plate |
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| Publication number | Publication date |
|---|---|
| CN117224882A (en) | 2023-12-15 |
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