CN113605636A - Vertical fire prevention exhaust passage system of housing construction - Google Patents
Vertical fire prevention exhaust passage system of housing construction Download PDFInfo
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- CN113605636A CN113605636A CN202110817032.0A CN202110817032A CN113605636A CN 113605636 A CN113605636 A CN 113605636A CN 202110817032 A CN202110817032 A CN 202110817032A CN 113605636 A CN113605636 A CN 113605636A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/02—Vertical ducts; Channels, e.g. for drainage for carrying away waste gases, e.g. flue gases; Building elements specially designed therefor, e.g. shaped bricks or sets thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/941—Building elements specially adapted therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/946—Protection against smoke or toxic gases
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/947—Protection against other undesired influences or dangers against fire by closing openings in walls or the like in the case of fire
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/02—Vertical ducts; Channels, e.g. for drainage for carrying away waste gases, e.g. flue gases; Building elements specially designed therefor, e.g. shaped bricks or sets thereof
- E04F17/023—Vertical ducts; Channels, e.g. for drainage for carrying away waste gases, e.g. flue gases; Building elements specially designed therefor, e.g. shaped bricks or sets thereof made of masonry, concrete or other stone-like material; Insulating measures and joints therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Special Wing (AREA)
Abstract
The application discloses a vertical fireproof exhaust passage system for housing construction, which belongs to the field of housing construction and comprises an exhaust passage body, an air pulling cap and a fireproof component, wherein the fireproof component comprises a filter assembly and a sealing assembly; the sealing assembly comprises a positioning frame and a closed plate, the positioning frame is fixedly connected to the installation frame, the closed plate is rotatably installed in the positioning frame, an air inlet hole is formed in the installation frame, the air exhaust hole is communicated with the air inlet hole, a rotating rod is arranged on the fireproof plate in a penetrating mode, a positioning rod is arranged in the closed plate in a penetrating mode, and a driving assembly used for driving the rotating rod and the positioning rod to rotate is arranged on the filter plate. This application has the effect that prevents flame and spread in the exhaust passage body.
Description
Technical Field
The application relates to the technical field of house building, in particular to a vertical fireproof exhaust passage system of a house building.
Background
Along with the continuous improvement of building level, the height of the building designed by people is higher and higher, and similarly, the fire protection requirement in the building is also continuously improved, so that once a high-rise building is in a fire, the high-rise building is extremely difficult to rescue, and huge economic loss is caused.
Every layer kitchen, bathroom are connected with the wind channel of sharing respectively in present high-rise building, and the wind channel of sharing is vertical exhaust passage, all is equipped with the gas vent between every kitchen, bathroom and the vertical exhaust passage, all is provided with the fire prevention check valve in the gas vent to smoke and fire in the vertical exhaust passage is prevented to stretch and gets into in each resident family.
In view of the above-mentioned related art, the inventor believes that the setting of the fireproof check valve can not prevent the fire from spreading upwards, and the fire in the vertical exhaust passage still may cause the whole building to fire and burn, causing huge economic loss.
Disclosure of Invention
In order to prevent flame from spreading in the exhaust duct body, the application provides a vertical fireproof exhaust duct system for housing construction.
The application provides a vertical fire prevention exhaust passage system of housing construction adopts following technical scheme:
a house building vertical fireproof exhaust passage system comprises an exhaust passage body which is vertically arranged, an air extracting cap which is installed on the exhaust passage body and a fireproof component which is arranged in the exhaust passage body, wherein the fireproof component comprises a filtering component which is arranged in the exhaust passage body in a penetrating mode and a sealing component which is fixedly connected to the filtering component and used for sealing the exhaust passage body, and the filtering component comprises an installation frame, a fireproof plate which is rotatably installed on the installation frame and a filter plate which is arranged in the installation frame in a penetrating mode in a sliding mode; the sealing assembly comprises a positioning frame and a closed plate, the positioning frame is fixedly connected to the installation frame, the closed plate is rotatably installed in the positioning frame, an air inlet hole is formed in the installation frame, the air exhaust hole is communicated with the air inlet hole, a rotating rod is arranged on the fireproof plate in a penetrating mode, a positioning rod is arranged in the closed plate in a penetrating mode, and a driving assembly used for driving the rotating rod and the positioning rod to rotate is arranged on the filter plate.
Through adopting above-mentioned technical scheme, gas in the kitchen passes through in the fresh air inlet gets into the installation frame and through exhaust hole exhaust duct body, being provided with of filter does benefit to the oil smoke granule that adsorbs among the exhaust gas, there is fireworks to delay at tendril when exhaust duct body is internal, operating personnel starts drive assembly, drive assembly makes the dwang rotate, the dwang rotates and makes the PLASTIC LAMINATED closed, thereby prevent that flame from stretching to get into the resident family, drive assembly makes the locating lever rotate, the locating plate rotates and makes the closure plate closed, thereby prevent that flame from stretching along the exhaust duct body.
Preferably, the filter plate is provided with a mounting groove, the rotating rod is fixedly sleeved with a rotating gear, the driving assembly comprises a shape memory alloy block fixedly mounted on the inner side wall of the mounting groove, a rack fixedly connected to the shape memory alloy block, a guide rod fixedly connected to the other inner end face of the mounting groove, and a first spring sleeved on the guide rod, the rack is meshed with the rotating gear, the guide rod is arranged in the rack in a penetrating manner and is meshed with the rack, one end of the first spring is fixedly connected with the rack, the other end of the first spring is fixedly connected with the inner end face of the mounting groove, and a connecting assembly used for driving the positioning rod to rotate is arranged between the rotating gear and the closed plate.
Through adopting above-mentioned technical scheme, operating personnel will filter in the frame inserts the installation frame, filter the frame removal and drive the rack removal, and the rack removal makes the running gear rotatory, and the running gear is rotatory to be made the dwang rotatory, and the dwang rotates and makes the PLASTIC LAMINATED open, and at this moment, coupling assembling makes the locating lever rotate, and the closure plate is opened. When this internal fireworks time delay that has of exhaust passage, shape memory alloy piece receives high temperature and takes place deformation, shape memory alloy piece length increases, shape memory alloy piece promotes rack antiport, the rack removes and makes the rolling gear antiport, rolling gear antiport makes the dwang antiport, the dwang antiport makes the PLASTIC LAMINATED close, thereby prevent that this internal fireworks of exhaust passage from stretching to the household in, coupling assembling makes the locating lever antiport this moment, thereby make the closure plate closed, prevent that this internal fireworks of exhaust passage from continuing to stretch.
Preferably, the coupling assembling including rotate wear to locate connecting rod in the locating frame, the cover is located crown gear, fixed cover on the connecting rod are located first bevel gear and the fixed cover of connecting rod are located second bevel gear on the locating lever, first bevel gear with second bevel gear intermeshing, the crown gear with rotating gear intermeshing.
Through adopting above-mentioned technical scheme, when the rotating gear rotates, the rotating gear rotates and drives the crown gear rotation, and the crown gear rotates and makes the connecting rod rotate, and the connecting rod rotates and makes first bevel gear rotate, and first bevel gear rotates and makes second bevel gear rotate, and second bevel gear rotates and makes the locating lever rotate, and the final control closure plate opens or closes.
Preferably, the connecting rod includes and wears to locate the first connecting rod of filter and wears to locate the second connecting rod of locating frame, fixedly connected with spline on the tip that first connecting rod is close to the second connecting rod, the spline wears to locate in the second connecting rod and with the cooperation of sliding of second connecting rod, crown gear fixed cover is located first connecting rod, the fixed cover of first bevel gear is located the second connecting rod.
Through adopting above-mentioned technical scheme, but the setting up of spline makes the connecting rod split be first connecting rod and second connecting rod to make things convenient for operating personnel transportation and installation.
Preferably, the positioning frame is fixedly connected with a clamping block, the installation frame is provided with a clamping groove used for being matched with the clamping block in an inserting mode, the installation frame is provided with a positioning pin in a penetrating mode, and the positioning pin is matched with the clamping block in an inserting mode.
Through adopting above-mentioned technical scheme, operating personnel inserts the draw-in groove with the fixture block, and operating personnel is again with locating pin and fixture block grafting cooperation, and the fixture block makes demountable installation between locating frame and the installation frame with setting up of draw-in groove on the one hand, and on the other hand makes things convenient for operating personnel to confirm the position of locating frame in advance to make things convenient for being connected between first connecting rod and the second connecting rod.
Preferably, the filter plate is provided with a support assembly, the support assembly comprises a support rod which is slidably arranged in the filter plate in a penetrating manner and a second spring which is fixedly connected to the support rod, the support rod extends into the positioning frame, the filter plate is provided with a sliding groove which is used for being in sliding fit with the support rod, and the second spring is fixedly connected with the inner end face of the sliding groove; be provided with in the filter and be used for fixing the spacing subassembly of bracing piece, be provided with on the filter and be used for removing the displacement subassembly of spacing subassembly.
Through adopting above-mentioned technical scheme, in operating personnel inserted the filter frame, when the conflagration breaing out, operating personnel utilized the displacement subassembly to remove spacing subassembly, and the locking to the bracing piece has been removed in the spacing subassembly removal, and the bracing piece inserts the posting under the spring action of second spring to improve the stability of posting in the conflagration.
Preferably, a limiting groove is formed in the inner side wall of the sliding groove, the limiting assembly comprises a limiting block and a third spring, the limiting block is arranged in the limiting groove and matched with the inner side wall of the sliding groove, the third spring is fixedly connected to the limiting block, the third spring is fixedly connected with the inner end face of the limiting groove, and the limiting block is abutted to the supporting rod.
Through adopting above-mentioned technical scheme, the stopper inserts the sliding tray along the spacing groove under the effect of third spring in, and the setting of stopper is favorable to the removal of restriction bracing piece.
Preferably, the displacement subassembly including be fixed in connect in actuating lever and slip on the stopper wear to locate plug-in block on the filter, seted up on the PLASTIC LAMINATED be used for with plug-in block butt complex locating piece, fixedly connected with fixed block on the plug-in block, seted up in the filter be used for with the fixed block complex guide way that slides, fixedly connected with fourth spring on the fixed block, the fourth spring is kept away from the tip of fixed block with the interior terminal surface fixed connection of guide way, the actuating lever is close to the tip of plug-in block is provided with the inclined plane, the plug-in block is close to the tip of actuating lever is provided with the inclined plane, plug-in block with the inclined plane phase-match that the actuating lever is close to each other.
Through adopting above-mentioned technical scheme, when the conflagration breaing out, the PLASTIC LAMINATED downstream makes grafting piece downstream until locating piece and grafting piece upper end butt, the PLASTIC LAMINATED continues downstream to make grafting piece downstream, the fourth spring is in compression state this moment, grafting piece downstream makes the actuating lever move towards the direction of keeping away from the bracing piece, the actuating lever removes and drives the stopper and removes, thereby make the third spring be in compression state, the stopper removes and has removed the obstruction to the bracing piece simultaneously, the bracing piece inserts in the posting under the spring action of second spring, thereby improve the stability of posting. When the fire disaster is over, the fireproof plate is opened, the inserting block rises under the action of the third spring, and the operator can take out the filter plate to adjust the support plate again.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the filter plate is arranged to facilitate adsorption of oil smoke particles in exhaust gas, when smoke and fire spread in the exhaust passage body, the drive assembly enables the rotating rod to rotate, the rotating rod rotates to enable the fireproof plate to be closed, so that flame is prevented from spreading to enter residents, the drive assembly enables the positioning rod to rotate, and the positioning plate rotates to enable the closing plate to be closed, so that flame is prevented from spreading along the exhaust passage body;
2. the filter frame moves to drive the rack to move, the rack moves to enable the rotating gear to rotate, the rotating gear rotates to enable the rotating rod to rotate, the rotating rod rotates to enable the fireproof plate to be opened, at the moment, the connecting assembly enables the positioning rod to rotate, and the closing plate is opened; the shape memory alloy block is deformed under high temperature, the length of the shape memory alloy block is increased, the shape memory alloy block pushes the rack to move reversely, the rack moves to enable the rotating gear to rotate reversely, the rotating gear rotates reversely to enable the rotating rod to rotate reversely, and the rotating rod rotates reversely to enable the fireproof plate to be closed;
3. the PLASTIC LAMINATED moves down until locating piece and grafting piece upper end butt, and the PLASTIC LAMINATED continues the downstream and makes the grafting piece downstream, and the grafting piece downstream makes the actuating lever move towards the direction of keeping away from the bracing piece, and the actuating lever removes and drives the stopper and remove, and the stopper removes simultaneously and has removed the block to the bracing piece, and the bracing piece inserts in the posting under the spring action of second spring to improve the stability of posting.
Drawings
FIG. 1 is a schematic structural diagram of a vertical fire-proof exhaust duct system of a housing construction according to an embodiment of the present application.
FIG. 2 is a schematic diagram of the internal structure of a vertical fire-proof exhaust duct system of a housing construction according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of a driving assembly according to an embodiment of the present application.
Fig. 4 is an enlarged schematic view at a in fig. 3.
Fig. 5 is a schematic structural diagram of a filter frame according to an embodiment of the present application.
Fig. 6 is an enlarged schematic view at B in fig. 5.
Description of reference numerals:
1. an exhaust passage body; 11. a gas extraction cap; 2. a filter assembly; 21. a mounting frame; 211. an air inlet hole; 212. an air exhaust hole; 213. a cavity; 214. a fire-proof cavity; 215. fireproof expansion cotton sliver; 216. a card slot; 217. positioning pins; 22. a fire-proof plate; 221. rotating the rod; 222. a rotating gear; 223. positioning blocks; 23. a filter plate; 231. a filter frame; 232. an adsorption plate; 233. mounting grooves; 234. a dust-proof plate; 235. a sliding groove; 236. a limiting groove; 237. a slot; 238. a guide groove; 3. a closure assembly; 31. a positioning frame; 311. a clamping block; 32. a closing plate; 321. positioning a rod; 4. a drive assembly; 41. a shape memory alloy block; 42. a rack; 43. a guide bar; 44. a first spring; 5. a locking assembly; 51. a locking post; 52. a locking block; 53. a knob; 54. a locking cavity; 55. a clamping groove; 6. a connecting assembly; 61. a connecting rod; 611. a first link; 612. a second link; 613. a spline; 62. a crown gear; 63. a first bevel gear; 64. a second bevel gear; 7. a support assembly; 71. a support bar; 72. a second spring; 8. a limiting component; 81. a limiting block; 82. a third spring; 9. a displacement assembly; 91. an insertion block; 911. a fixed block; 912. a fourth spring; 92. a drive rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses vertical fire prevention exhaust passage system of housing construction. Referring to fig. 1 and 2, the vertical fireproof exhaust passage system for the house building comprises an exhaust passage body 1 and a fireproof component.
Referring to fig. 1 and 2, the exhaust passage body 1 is vertically arranged, the cross section of the exhaust passage body 1 is rectangular, and the exhaust passage body 1 is provided with the air extracting cap 11. the fireproof component is made of fireproof materials and comprises a filtering component 2 and a sealing component 3, the filtering component 2 comprises an installation frame 21, a fireproof plate 22 and a filter plate 23, the installation frame 21 penetrates through the exhaust passage body 1, and the installation frame 21 is fixedly connected with the exhaust passage body 1. An air inlet hole 211 is formed in the end face, extending out of the exhaust duct body 1, of the mounting frame 21, an air outlet hole 212 is formed in the upper surface of the mounting frame 21, a cavity 213 is formed in the mounting frame 21, the vertical section of the cavity 213 is fan-shaped, the air inlet hole 211 is communicated with the cavity 213, and the air outlet hole 212 is communicated with the cavity 213 in advance.
Referring to fig. 1 and 2, a fire-proof cavity 214 is arranged at the bottom of the mounting frame 21, a fire-proof expansion cotton strip 215 is arranged on the inner bottom surface of the fire-proof cavity 214, and when smoke and fire propagate in the exhaust passage body 1, the fire-proof expansion cotton strip 215 is expanded by heat, so that the whole fire-proof cavity 214 is filled, and the fire-proof cavity is favorably prevented from being entered into a room due to fire caused by fire burning out the mounting frame 21.
Referring to fig. 3 and 4, the fireproof plate 22 is disposed on the mounting frame 21, and two positioning blocks 223 are fixedly connected to the fireproof plate, and the two positioning blocks 223 are disposed at intervals. The fire shield 22 is provided with a rotating rod 221 in a penetrating manner, the rotating rod 221 is fixedly connected with the fire shield 22, and the end part of the rotating rod 221 extending out of the fire shield 22 is rotatably connected with the inner side wall of the installation frame 21. The end of the rotating rod 221 extending out of the fireproof plate 22 is sleeved with a rotating gear 222, and the rotating gear 222 is fixedly connected with the rotating rod 221. The operator rotates the rotation gear 222, the rotation gear 222 rotates the rotation lever 221, and the rotation lever 221 rotates the fire prevention plate 22, thereby opening or closing the air discharge hole 212.
Referring to fig. 2 and 3, the filter plate 23 includes a filter frame 231 and an adsorption plate 232, the filter frame 231 is disposed in the installation frame 21 in a penetrating manner and is in sliding fit with the installation frame 21, the adsorption plate 232 is a porous activated carbon plate, the adsorption plate 232 is disposed in the filter frame 231, and a side wall of the adsorption plate 232 is fixedly connected with an inner side wall of the filter frame 231. It has dust guard 234 to articulate on the inside wall of filter frame 231, dust guard 234 sets up in the upside of adsorption plate 232, when the lampblack absorber is opened, the wind pressure of lampblack absorber makes dust guard 234 open, the oil smoke passes through adsorption plate 232 and discharges from exhaust hole 212, adsorption plate 232 is provided with and does benefit to the absorption oil smoke, thereby reduce the volume of oil smoke in exhaust passage body 1, when the lampblack absorber is closed, dust guard 234 is closed under self action of gravity, thereby prevent that exhaust passage body 1's flue gas from getting into indoorly.
Referring to fig. 3 and 4, a mounting groove 233 is formed on a side of the filter frame 231 adjacent to the rotating gear 222, a driving assembly 4 is disposed on the filter frame 231, and the driving assembly 4 includes a shape memory alloy block 41, a rack 42, a guide rod 43, and a first spring 44. The shape memory alloy block 41 is arranged in the mounting groove 233 of the filter frame 231, the bottom surface of the shape memory alloy block 41 is in sliding connection with the inner bottom surface of the mounting groove 233, the length direction of the shape memory alloy block 41 is consistent with the length direction of the mounting groove 233, one end of the shape memory alloy block 41 is fixedly connected with the inner end surface of the mounting groove 233, and the other end of the shape memory alloy block 41 is fixedly connected with the rack 42. The rack 42 is engaged with the rotation gear 222, and the outer side wall of the rack 42 is slidably fitted with the inner side wall of the mounting groove 233. The guide rod 43 is arranged in the end part of the rack 42 far away from the shape memory alloy block 41 in a penetrating manner, the guide rod 43 is matched with the rack 42 in a sliding manner, and the end part of the guide rod 43 extending out of the rack 42 is fixedly connected with the inner end surface of the mounting groove 233. The first spring 44 is sleeved on the guide rod 43, one end of the first spring 44 is fixedly connected with the inner end surface of the mounting groove 233, and the other end of the first spring 44 is fixedly connected with the rack 42.
Referring to fig. 3 and 4, an operator pushes the filter frame 231 into the mounting frame 21, the filter frame 231 moves to drive the shape memory alloy block 41 and the rack 42 to move, the rack 42 moves to rotate the rotating gear 222, the rotating gear 222 rotates to rotate the rotating rod 221, and the rotating rod 221 rotates to open the fireproof plate 22. When smoke and fire spread in the exhaust passage body 1, the shape memory alloy block 41 is deformed under high temperature, the length of the shape memory alloy block 41 is increased, the shape memory alloy block 41 pushes the rack 42 to move, the rack 42 moves to enable the rotating gear 222 to rotate reversely, the rotating gear 222 rotates reversely to enable the rotating rod 221 to rotate reversely, and the rotating rod 221 rotates reversely to enable the fireproof plate 22 to be closed, so that the smoke and fire in the exhaust passage body 1 are prevented from spreading to households. When the flame in the exhaust passage body 1 is extinguished, the shape memory alloy block 41 is restored, and the rack 42 is restored under the action of the first spring 44, so that the fireproof plate 22 is opened.
Referring to fig. 2 and 3, the filter frame 231 is provided with a locking assembly 5, the locking assembly 5 includes a locking column 51, a locking block 52 and a knob 53, the locking column 51 is inserted into the filter frame 231, and the locking column 51 is rotatably connected with the filter frame 231. A locking cavity 54 is arranged in the filter frame 231, the locking block 52 is fixedly connected to the end part of the locking column 51 extending to the locking cavity 54, and the locking block 52 is in sliding fit with the inner side wall of the locking cavity 54. The mounting frame 21 is provided with a clamping groove 55 for clamping with the locking block 52, and the knob 53 is fixedly connected to the end of the locking column 51 extending from the filter frame 231. After the operator inserts the filter frame 231 into the mounting frame 21, the operator rotates the knob 53, the knob 53 rotates to drive the locking post 51 to rotate, the locking post 51 rotates to drive the locking block 52 to rotate, so that the locking block 52 enters the clamping groove 55, and finally the position of the filter frame 231 is fixed.
Referring to fig. 2 and 3, the closing module 3 includes a positioning frame 31 and a closing plate 32, one side surface of the positioning frame 31 is fixedly connected to the mounting frame 21, and the other side surface of the positioning frame 31 abuts against the inner side wall of the exhaust duct body 1 far from the mounting frame 21. The positioning frame 31 is fixedly connected with two latch blocks 311 on the side wall close to the mounting frame 21, and the two latch blocks 311 are arranged at intervals in the vertical direction. The mounting frame 21 is provided with two clamping grooves 216, openings of the clamping grooves 216 are rectangular, inner side walls of the clamping grooves 216 are matched with outer side walls of the clamping blocks 311 in a sliding mode, and the two clamping grooves 216 correspond to the two clamping blocks 311 one to one. A positioning pin 217 is arranged on the mounting frame 21 in a penetrating way, and the positioning pin 217 penetrates through the mounting frame 21 and is matched with the clamping block 311 in an inserting way. The arrangement of the latch 311, the latch groove 216 and the positioning pin 217 enables the positioning frame 31 to be detachably connected with the mounting frame 21, thereby facilitating transportation and carrying of an operator.
Referring to fig. 3 and 4, the closing plate 32 has a circular plate shape, and the closing plate 32 is rotatably mounted in the positioning frame 31 such that the outer side wall of the closing plate 32 abuts against the inner side wall of the positioning frame 31. A positioning rod 321 is inserted into the closing plate 32, and an axis of the positioning rod 321 is perpendicular to and intersects with an axis of the closing plate 32. The mounting frame 21 is provided with a connecting assembly 6 for driving the positioning rod 321 to rotate, and the connecting assembly 6 comprises a connecting rod 61, a crown gear 62, a first bevel gear 63 and a second bevel gear 64. The connecting rod 61 includes a first connecting rod 611 and a second connecting rod 612, the first connecting rod 611 is inserted into the mounting frame 21, and the first connecting rod 611 is rotatably connected to the mounting frame 21. The second connecting rod 612 is disposed in the positioning frame 31, and the second connecting rod 612 is rotatably connected to the positioning frame 31. The end of the second link 612 close to the first link 611 is fixedly connected with a spline 613, and the spline 613 is arranged at the end of the second link 612 in a penetrating way and is in sliding fit with the second link 612.
Referring to fig. 3 and 4, the crown gear 62 is sleeved on the end of the first link 611 close to the rotating gear 222, the crown gear 62 is fixedly connected with the first link 611, and the crown gear 62 is engaged with the rotating gear 222. The first bevel gear 63 is sleeved at the end part of the second connecting rod 612 close to the positioning rod 321, and the first bevel gear 63 is fixedly connected with the second connecting rod 612. The second bevel gear 64 is sleeved at the end part of the positioning rod 321 close to the first bevel gear 63, the second bevel gear 64 is fixedly connected with the positioning rod 321, and the second bevel gear 64 is meshed with the first bevel gear 63. When the rotating gear 222 rotates, the rotating gear 222 drives the crown gear 62 to rotate, the crown gear 62 rotates to make the first connecting rod 611 rotate, the first connecting rod 611 rotates to make the second connecting rod 612 rotate, the second connecting rod 612 rotates to make the first bevel gear 63 rotate, the first bevel gear 63 drives the second bevel gear 64 to rotate, the second bevel gear 64 rotates to make the positioning rod 321 rotate, and therefore the closing plate 32 is opened or closed.
Referring to fig. 3, a support assembly 7 is disposed in the filter frame 231, the support assembly 7 includes a support rod 71 and a second spring 72, a sliding groove 235 is disposed in the filter frame 231, a cross section of the sliding groove 235 is rectangular, a length direction of the sliding groove 235 is identical to a length direction of the first connection rod 61, and the sliding groove 235 is communicated with a side surface of the filter frame 231 close to the positioning frame 31. The number of the sliding grooves 235 is two, and the two sliding grooves 235 are respectively disposed at two ends of the filter frame 231. The supporting rod 71 is disposed in the sliding groove 235 of the filter frame 231, the supporting rod 71 is slidably engaged with the inner sidewall of the sliding groove 235, and the supporting rod 71 passes through the mounting frame 21 and extends into the positioning frame 31. Two support rods 71 are provided, and the two support rods 71 correspond to the two sliding grooves 235 one by one. The second spring 72 is disposed in the sliding groove 235 of the filter frame 231, one end of the second spring 72 is fixedly connected to the supporting rod 71, and the other end of the second spring 72 is fixedly connected to the inner end wall of the sliding groove 235.
Referring to fig. 3 and 5, the filter frame 231 is provided with the limiting assembly 8, the limiting assembly 8 includes a limiting block 81 and a third spring 82, a limiting groove 236 is formed on the inner side wall of the sliding groove 235 close to the end of the positioning frame 31, the cross section of the limiting groove 236 is rectangular, and the length direction of the limiting groove 236 is consistent with the length direction of the positioning rod 321. The limiting block 81 is disposed in the limiting groove 236 of the filter frame 231, the limiting block 81 is slidably engaged with the inner sidewall of the limiting groove 236, and the limiting block 81 abuts against the support rod 71. The two limiting blocks 81 are arranged, and the two limiting blocks 81 correspond to the two support rods 71 one by one. The third spring 82 is disposed in the limiting groove 236, one end of the third spring 82 is fixedly connected to the end of the limiting block 81 far away from the supporting rod 71, and the other end of the third spring 82 is slidably engaged with the inner side wall of the limiting groove 236.
Referring to fig. 5 and 6, the filter frame 231 is provided with the displacement assembly 9 therein, the driving assembly 4 includes an insertion block 91 and a driving rod 92, the insertion block 91 vertically penetrates through the filter frame 231, the upper surface of the filter frame 231 is provided with a slot 237, the inner side wall of the slot 237 is slidably matched with the outer side wall of the insertion block 91, and the slot 237 is communicated with the limit groove 236. A guide groove 238 is formed on an inner side wall of the insertion groove 237, and the cross section of the guide groove 238 is rectangular. A fixing block 911 is fixedly connected to the insertion block 91, and the outer side wall of the fixing block 911 is in sliding fit with the inner side wall of the guide groove 238. A fourth spring 912 is fixedly connected to the fixing block 911, and an end portion of the fourth spring 912 far away from the fixing plate is fixedly connected to an inner end surface of the guide groove 238. The splicing block 91 is provided with two, two splicing blocks 91 and two locating blocks 223 one-to-one, and the splicing block 91 is abutted to the locating block 223.
Referring to fig. 5 and 6, the driving rod 92 is disposed on the limiting block 81, a bottom surface of the driving rod 92 is fixedly connected to an upper surface of the limiting block 81, an inclined surface is disposed at an end portion of the driving rod 92 close to the insertion block 91, an inclined surface is disposed at an end portion of the insertion block 91 close to the limiting block 81, and the insertion block 91 is matched with the inclined surface of the driving rod 92 close to each other.
Referring to fig. 5 and 6, when the fireproof plate 22 is closed, the closing plate 32 descends to enable the positioning block 223 to abut against the insertion block 91, the closing plate 32 continues to descend to drive the insertion block 91 to descend, at this time, the fourth spring 912 is in a compressed state, the insertion block 91 moves downwards to enable the driving rod 92 to move towards a direction away from the supporting rod 71, the driving rod 92 moves to drive the limiting block 81 to move, so that the third spring 82 is in a compressed state, meanwhile, the limiting block 81 moves to remove the blocking of the supporting rod 71, and the supporting rod 71 is inserted into the positioning frame 31 under the elastic force of the second spring 72, so that the stability of the positioning frame 31 is improved.
The implementation principle of the vertical fireproof exhaust passage system of the house building in the embodiment of the application is as follows: after the operator has installed the positioning frame 31 and the mounting frame 21, the operator inserts the filter panel 23 into the mounting frame 21. The filter frame 231 moves to drive the rack 42 to move, the rack 42 moves to enable the rotating gear 222 to rotate, on one hand, the rotating gear 222 rotates to enable the rotating rod 221 to rotate, and on the other hand, the rotating rod 221 rotates to enable the fireproof plate 22 to be opened; the rotation of the rotating gear 222 on the other hand rotates the crown gear 62, the rotation of the crown gear 62 rotates the first link 611, the first link 611 rotates the second link 612, the second link 612 rotates the first bevel gear 63, the first bevel gear 63 rotates the second bevel gear 64, the second bevel gear 64 rotates the positioning rod 321, and the positioning rod 321 rotates to open the closure plate 32.
The gas in the kitchen enters the mounting frame 21 through the air inlet 211 and is discharged into the exhaust duct body 1 through the air outlet 212, the filter plate 23 is arranged to facilitate the adsorption of oil smoke particles in the discharged gas, and the dust-proof plate 234 is arranged to facilitate the prevention of odor tainting. When smoke and fire tendrils are delayed in the exhaust passage body 1, the shape memory alloy block 41 is deformed under high temperature, the length of the shape memory alloy block 41 is increased, the shape memory alloy block 41 pushes the rack 42 to move reversely, the rack 42 moves to enable the rotating gear 222 to rotate reversely, the rotating gear 222 rotates reversely to enable the rotating rod 221 to rotate reversely, the rotating rod 221 rotates reversely to enable the fireproof plate 22 to be closed, and therefore smoke and fire in the exhaust passage body 1 are prevented from spreading to households; the reverse rotation of the rotation gear 222 on the other hand causes the positioning rod 321 to rotate in the reverse direction, so that the closing plate 32 is closed, preventing the smoke and fire in the exhaust passage body 1 from continuing to spread.
The fireproof plate 22 moves downwards until the positioning block 223 abuts against the upper end of the insertion block 91, the fireproof plate 22 continues to move downwards to enable the insertion block 91 to move downwards, the insertion block 91 moves downwards to enable the driving rod 92 to move towards the direction away from the supporting rod 71, the driving rod 92 moves to drive the limiting block 81 to move, meanwhile, the limiting block 81 moves to remove the obstruction to the supporting rod 71, the supporting rod 71 is inserted into the positioning frame 31 under the elastic force action of the second spring 72, and therefore the stability of the positioning frame 31 is improved.
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 (8)
1. The utility model provides a vertical fire prevention exhaust passage system of housing construction, includes exhaust passage body (1) of vertical setting, install in exhaust passage body (1) on pull out gas cap (11) and set up in the fire prevention component in exhaust passage body (1), its characterized in that: the fireproof component comprises a filter component (2) arranged in the exhaust passage body (1) in a penetrating mode and a sealing component (3) fixedly connected to the filter component (2) and used for sealing the exhaust passage body (1), and the filter component (2) comprises an installation frame (21), a fireproof plate (22) rotatably arranged on the installation frame (21) and a filter plate (23) arranged in the installation frame (21) in a penetrating mode in a sliding mode; seal subassembly (3) including fixed connection in locating frame (31) and rotation on installation frame (21) install in closed board (32) in locating frame (31), seted up air inlet (211) on installation frame (21) and be used for with exhaust hole (212) that air inlet (211) are linked together, wear to be equipped with dwang (221) on PLASTIC LAMINATED (22), wear to be equipped with locating lever (321) in closed board (32), be provided with on filter (23) and be used for the drive dwang (221), locating lever (321) pivoted drive assembly (4).
2. The housing construction vertical fire-resistant exhaust duct system according to claim 1, wherein: the filter plate (23) is provided with a mounting groove (233), the rotating rod (221) is fixedly sleeved with a rotating gear (222), the driving component (4) comprises a shape memory alloy block (41) fixedly mounted on the inner side wall of the mounting groove (233), a rack (42) fixedly connected to the shape memory alloy block (41), a guide rod (43) fixedly connected to the other inner end face of the mounting groove (233), and a first spring (44) sleeved on the guide rod (43), the rack (42) is meshed with the rotating gear (222), the guide rod (43) is arranged in the rack (42) in a penetrating manner and meshed with the rack (42), one end of the first spring (44) is fixedly connected with the rack (42), and the other end of the first spring (44) is fixedly connected with the inner end face of the mounting groove (233), a connecting component (6) used for driving the positioning rod (321) to rotate is arranged between the rotating gear (222) and the closing plate (32).
3. The fire-resistant duct system for house building vertical according to claim 2, wherein: the connecting assembly (6) comprises a connecting rod (61) rotatably arranged in the positioning frame (31) in a penetrating mode, a crown gear (62) sleeved on the connecting rod (61), a first bevel gear (63) fixedly sleeved on the connecting rod (61) and a second bevel gear (64) fixedly sleeved on the positioning rod (321), the first bevel gear (63) is meshed with the second bevel gear (64), and the crown gear (62) is meshed with the rotating gear (222).
4. The fire-resistant vent system for a vertical section of house building of claim 3, wherein: the connecting rod (61) comprises a first connecting rod (611) penetrating through the filter plate (23) and a second connecting rod (612) penetrating through the positioning frame (31), a spline (613) is fixedly connected to the end portion, close to the second connecting rod (612), of the first connecting rod (611), the spline (613) penetrates through the second connecting rod (612) and is in sliding fit with the second connecting rod (612), the crown gear (62) is fixedly sleeved on the first connecting rod (611), and the first bevel gear (63) is fixedly sleeved on the second connecting rod (612).
5. The housing construction vertical fire-resistant exhaust duct system according to claim 1, wherein: fixedly connected with fixture block (311) on locating frame (31), seted up on installation frame (21) be used for with fixture block (311) grafting cooperation draw-in groove (216), wear to be equipped with locating pin (217) on installation frame (21), locating pin (217) with fixture block (311) grafting cooperation.
6. The housing construction vertical fire-resistant exhaust duct system according to claim 1, wherein: the filter plate (23) is provided with a supporting assembly (7), the supporting assembly (7) comprises a supporting rod (71) which is slidably arranged in the filter plate (23) in a penetrating manner and a second spring (72) which is fixedly connected to the supporting rod (71), the supporting rod (71) extends into the positioning frame (31), the filter plate (23) is provided with a sliding groove (235) which is matched with the supporting rod (71) in a sliding manner, and the second spring (72) is fixedly connected with the inner end face of the sliding groove (235); be provided with in filter (23) and be used for fixing spacing subassembly (8) of bracing piece (71), be provided with on filter (23) and be used for removing displacement subassembly (9) of spacing subassembly (8).
7. The fire-resistant vent system for a vertical section of house building of claim 6, wherein: the limiting groove (236) is formed in the inner side wall of the sliding groove (235), the limiting assembly (8) comprises a limiting block (81) arranged in the limiting groove (236) and matched with the inner side wall of the sliding groove (235) and a third spring (82) fixedly connected to the limiting block (81), the third spring (82) is fixedly connected with the inner end face of the limiting groove (236), and the limiting block (81) is abutted to the supporting rod (71).
8. The fire-resistant vent system for a vertical section of house building of claim 7, wherein: the displacement assembly (9) comprises a driving rod (92) fixed on the limiting block (81) and an insertion block (91) arranged on the filter plate (23) in a penetrating mode in a sliding mode, a positioning block (223) used for being in butt fit with the insertion block (91) is arranged on the fireproof plate (22), a fixed block (911) is fixedly connected onto the insertion block (91), a guide groove (238) used for being in sliding fit with the fixed block (911) is formed in the filter plate (23), a fourth spring (912) is fixedly connected onto the fixed block (911), the end portion, far away from the fixed block (911), of the fourth spring (912) is fixedly connected with the inner end face of the guide groove (238), an inclined face is arranged at the end portion, close to the insertion block (91), of the driving rod (92), and an inclined face is arranged at the end portion, close to the driving rod (92), of the insertion block (91), the insertion block (91) is matched with the inclined plane of the driving rod (92) close to each other.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110817032.0A CN113605636A (en) | 2021-07-20 | 2021-07-20 | Vertical fire prevention exhaust passage system of housing construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110817032.0A CN113605636A (en) | 2021-07-20 | 2021-07-20 | Vertical fire prevention exhaust passage system of housing construction |
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| CN113605636A true CN113605636A (en) | 2021-11-05 |
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| CN202110817032.0A Pending CN113605636A (en) | 2021-07-20 | 2021-07-20 | Vertical fire prevention exhaust passage system of housing construction |
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| CN114164955A (en) * | 2021-12-02 | 2022-03-11 | 孙华 | Fire-proof isolation device for building facilities |
| CN116404554A (en) * | 2023-04-26 | 2023-07-07 | 安德利集团有限公司 | High heat dissipation ring main unit |
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