CN117006099A - Fire control smoke exhaust fan - Google Patents
Fire control smoke exhaust fan Download PDFInfo
- Publication number
- CN117006099A CN117006099A CN202311066164.XA CN202311066164A CN117006099A CN 117006099 A CN117006099 A CN 117006099A CN 202311066164 A CN202311066164 A CN 202311066164A CN 117006099 A CN117006099 A CN 117006099A
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- China
- Prior art keywords
- fixedly connected
- pipe
- water
- cylinder
- cover body
- 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.)
- Granted
Links
- 239000000779 smoke Substances 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 270
- 238000001816 cooling Methods 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000002347 injection Methods 0.000 claims abstract description 8
- 239000007924 injection Substances 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 55
- 238000011010 flushing procedure Methods 0.000 claims description 54
- 239000007921 spray Substances 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 11
- 238000007667 floating Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 15
- 238000001704 evaporation Methods 0.000 abstract description 4
- 230000008020 evaporation Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 239000003595 mist Substances 0.000 description 20
- 239000000428 dust Substances 0.000 description 15
- 238000009833 condensation Methods 0.000 description 12
- 230000005494 condensation Effects 0.000 description 12
- 230000017525 heat dissipation Effects 0.000 description 11
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
- 239000003546 flue gas Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 239000004576 sand Substances 0.000 description 7
- 239000002699 waste material Substances 0.000 description 5
- 238000005507 spraying Methods 0.000 description 4
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention belongs to the field of fire fans, in particular to a fire smoke exhaust fan, which comprises a shell; a motor is fixedly connected in the shell; the output end of the motor is fixedly connected with a transmission shaft; the transmission shaft is fixedly connected with fan blades; the surface of the shell is fixedly connected with a cover body; the top of the cover body is fixedly connected with a water tank; the two sides of the top of the water tank are fixedly connected with a water inlet pipe and a water outlet pipe respectively; the middle parts of the water tank and the cover body are fixedly connected with a baffle plate; a plurality of through grooves are formed in the bottom of the partition plate; the inside wall bottom rigid coupling of the cover body has the injection pipe, and cold water can flow through from the logical groove of baffle bottom simultaneously to discharge from the outlet pipe, relies on the cold water of flowing, with this can cool down to the casing of fan, continuously cools down it, and after the water pipe takes place to damage in the conflagration simultaneously, the water supply is interrupted, relies on the continuous evaporation of water in the cover body and the water tank, also can play the effect of cooling down.
Description
Technical Field
The invention relates to the field of fire fans, in particular to a fire smoke exhaust fan.
Background
The fire-fighting fan is an industrial fan which can work for a long time in a high-temperature environment, and is mainly used for exhausting high-temperature smoke in a building through the fire-fighting fan when the building is in a fire disaster so as to facilitate people to escape.
Among the prior art at present, fire control fan mainly because casing, motor, flabellum and insulating layer are constituteed, produce negative pressure in one side through motor drive flabellum is rotatory, later extract the intraductal high temperature flue gas of building through corresponding tuber pipe, one side outwards discharges the flue gas in the building, through the corresponding insulating layer that sets up on the motor to this plays thermal-insulated effect, reduces the condition that high temperature flue gas leads to the motor overheat damage.
However, when the fan is used, high-temperature flue gas flows in the fan, the high-temperature flue gas contacts with the fan blades and the motor shaft to heat the fan blades, heat is transferred to the motor through the motor shaft, and therefore the motor temperature is too high; therefore, a fire-fighting smoke exhaust fan is provided for solving the problems.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a fire-fighting smoke exhaust fan, which comprises a shell; a motor is fixedly connected in the shell; the output end of the motor is fixedly connected with a transmission shaft; the transmission shaft is fixedly connected with fan blades; the surface of the shell is fixedly connected with a cover body; the top of the cover body is fixedly connected with a water tank; the two sides of the top of the water tank are fixedly connected with a water inlet pipe and a water outlet pipe respectively; the middle parts of the water tank and the cover body are fixedly connected with a baffle plate; a plurality of through grooves are formed in the bottom of the partition plate; the bottom of the inner side wall of the cover body is fixedly connected with a jet pipe; the injection pipe penetrates through the bottom of the shell and extends into the shell; the jet pipe is positioned on the side surface of the fan blade; the spraying pipe is fixedly connected with a plurality of atomizing spray heads, and the shell of the fan can be cooled by flowing cold water, so that the fan can be continuously cooled, and meanwhile, when a water pipe is damaged in a fire disaster, water supply is interrupted, and the cooling effect can be achieved by means of continuous evaporation of water in the cover body and the water tank.
Preferably, the inner side wall of the shell is fixedly connected with a supporting seat; the supporting seat is rotatably connected with a rotating shaft; the rotating shaft and the transmission shaft are driven in a chain transmission mode; a cam is fixedly connected to the rotating shaft; a piston cylinder is fixedly connected at the position of the shell corresponding to the cam; the middle part of the piston cylinder is connected with a piston rod in a sliding way; a first spring is fixedly connected between the piston rod and the inner side wall of the piston cylinder; the rodless cavity of the piston cylinder is fixedly connected with a first pipe body and a second pipe body; one end of the first pipe body, which is far away from the piston cylinder, is fixedly connected with the cover body; check valves are arranged in the first pipe body and the second pipe body; the water inlet pipe and the water outlet pipe are respectively provided with a closed assembly; the closed assembly is used for sealing the water inlet pipe and the water outlet pipe after water supply is interrupted, air is injected into the piston cylinder to pressurize, so that cold water in the cover body can be discharged, the conditions that a large amount of water in the cover body corrodes and blocks internal parts are reduced, meanwhile, the rotating speed of the rotating shaft is reduced by means of two chain wheels with different sizes, and the piston rod is damaged due to the fact that the striking speed of the cam is too high are reduced.
Preferably, the airtight assembly comprises a fixed seat; the two fixing seats are fixedly connected to the bottom ends of the water inlet pipe and the water outlet pipe respectively; the bottom of the fixed seat is hinged with a sealing cover; the top of the fixed seat is fixedly connected with a fixed frame; the bottom side of the sealing cover is fixedly connected with a string; the string penetrates through the wall body of the fixing frame and is connected with the wall body in a sliding manner; one end of the string, which is far away from the sealing cover, is fixedly connected with a floating ball; the torsion spring is installed to sealed lid and fixing base articulated department, after supplying water and breaking down, the water level in the water tank, then under the effect of torsion spring, its sealed lid can seal water inlet pipe and outlet pipe, and then seals the water tank to be convenient for make the spraying pipe outwards spout water smoke to the internal extrusion of water tank and cover.
Preferably, one end of the shell far away from the injection pipe is fixedly connected with a cooling cylinder; the top and the bottom of the cooling cylinder are uniformly fixedly connected with heat-conducting plates; a plurality of groups of condensing plates are fixedly connected between the two heat conducting plates; the condensing plates are arranged in a staggered manner; a radiating fin is fixedly connected to one side, away from the condensing plate, of the heat conducting plate; a drain pipe is fixedly connected to the bottom of the cooling cylinder; the bottom end of the drain pipe is fixedly connected with a cylinder; one end of the second pipe body, which is far away from the piston cylinder, is fixedly connected with the cylinder body, waste of water resources can be reduced by means of the arrangement, and after water supply is interrupted, the second pipe body can supplement water in the cover body for prolonging the service time.
Preferably, the inner side wall of the cylinder is fixedly connected with a filter screen cover; the filter screen cover is designed into a truncated cone-shaped structure; the top rigid coupling of piston rod has the pulley, and the idle deposition of condensate plate and the dust in the flue gas can smash the condensation and enter into in the barrel, then rely on the filter screen cover to filter it, and then reduce the atomizer by the condition of jam.
Preferably, the inner side wall at the bottom of the cylinder is rotatably connected with a vertical shaft; an impeller is fixedly connected to the vertical shaft; the impeller is rotationally connected with the inner side wall of the cylinder; the middle part of the filter screen is rotationally connected with a sleeve; a cleaning brush is fixedly connected to the surface of the sleeve; the top of the vertical shaft is fixedly connected with a triangular shaft; the sleeve is arranged on the triangular shaft, the sleeve and the cleaning brush are driven to rotate through the triangular shaft, and the filter screen can be brushed by means of rotation of the cleaning brush, so that the condition that the filter screen is completely blocked is reduced.
Preferably, the surface of the triangular shaft is connected with a connecting cylinder in a sliding manner; a vertical cylinder is fixedly connected to the top end of the connecting cylinder; the top end of the vertical cylinder is fixedly connected with a buoyancy block; the bottom of the sleeve is rotatably connected with a bracket; the support bottom is fixedly connected with the inner side wall of the cylinder body, when the filter screen cover is not blocked, the triangular shaft is not connected with the sleeve, and the cleaning brush cannot brush the filter screen cover, so that the condition that the filter screen cover is damaged due to long-time brushing of the cleaning brush can be reduced.
Preferably, the top and the bottom of the cooling cylinder are fixedly connected with a plurality of support rods; the top and the bottom of the cooling cylinder are respectively provided with a flushing pipe; the flushing pipe is fixedly connected with the supporting rod; a water delivery pipe is fixedly connected to one side, close to the cooling cylinder, of the bottom of the cover body; the end part of the water delivery pipe is fixedly connected with the flushing pipe and communicated with the flushing pipe; the flushing pipe is designed in an S-shaped structure; a plurality of flushing cylinders are fixedly connected to one side of the flushing pipe, which is close to the radiating fins; the flushing tank is arranged at one end of the flushing cylinder, which is far away from the flushing pipe, so that the radiating fins can be flushed, sand and dust adhered to the surfaces of the radiating fins are removed, and the radiating effect of the sand and dust cover on the radiating fins is reduced.
Preferably, the inner side wall of the water delivery pipe is fixedly connected with a supporting plate; a sliding hole is formed in the middle of the supporting plate; the middle part of the sliding hole is connected with a sliding rod in a sliding way; the surface of the sliding rod is fixedly connected with a rubber ring; the rubber ring is an O-shaped ring; a clamping groove is formed in the position, corresponding to the rubber ring, of the sliding hole; a sealing block is fixedly connected to one end of the sliding rod, which is close to the cover body; the sealing block is of a truncated cone-shaped structure design; a second spring is fixedly connected between the supporting plate and the sealing block; a ring body is fixedly connected to the inner side wall of the water pipe; the ring body is located between the supporting plate and the sealing block, and can automatically close the water delivery pipe after a period of time, so that the waste of water resources caused by flushing the radiating fins is reduced, and meanwhile, after water supply is interrupted, the water delivery pipe is automatically closed after a period of time, and cold water can be reduced to be wasted on flushing the radiating fins for a long time.
Preferably, a pair of elastic ropes are fixedly connected to two sides of the flushing groove; a pair of vibration sheets are fixedly connected between the elastic ropes, and the vibration sheets which are vibrated can disturb water flow, so that the flushing area of the water flow can be increased, and the flushing effect on the radiating fins is improved.
The invention has the advantages that:
1. according to the invention, the cover body, the water tank, the water inlet pipe, the water outlet pipe, the spray pipe and the atomizing spray heads are arranged, when the fan is used, cold water is injected into the cover body by virtue of the water supply pipeline, then the cold water is sprayed outwards from the atomizing spray heads on the spray pipe, the motor and the motor shaft can be cooled and radiated by virtue of the sprayed water mist, so that the temperature of the fan is reduced, the damage condition of the fan caused by long-time high-temperature smoke is reduced, the outside flame can be blocked by virtue of the water mist, meanwhile, the cold water can flow through the through groove at the bottom of the partition plate and is discharged from the water outlet pipe, the shell of the fan can be cooled by virtue of the flowing cold water, the shell of the fan can be continuously cooled, meanwhile, the water supply is interrupted after the water pipe is damaged in a fire disaster, and the fan can be cooled by virtue of continuous evaporation of the cover body and the water in the water tank.
2. According to the invention, the cooling cylinder, the radiating fins, the heat conducting plate, the condensing plate, the drain pipe and the cylinder body are arranged, when the cooling cylinder is used, water vapor and water mist can flow along with flue gas to the cooling cylinder, then the water mist and the water vapor can pass through the condensing plates which are arranged in a staggered way, then part of the water vapor and the water mist can be condensed on the condensing plate with lower temperature, then the water vapor and the water mist are gathered downwards at the bottom of the cooling cylinder along the condensing plate, then enter the cylinder body from the drain pipe, and then the piston cylinder sucks the condensed water from the cylinder body through the second pipe body, so that the condensed water is supplemented into the cover body, waste of water resources can be reduced by means of the arrangement, and after water supply is interrupted, the water in the cover body can be supplemented, and the service time is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of a housing of the present invention;
FIG. 3 is a schematic view of a water outlet pipe structure according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2 at A;
FIG. 5 is a schematic cross-sectional view of a cooling cartridge of the present invention;
FIG. 6 is a partial enlarged view at B in FIG. 5;
FIG. 7 is a schematic view in partial cross-section of a water conduit according to the present invention;
fig. 8 is a schematic structural view of the flushing cartridge of the present invention.
In the figure: 11. a housing; 12. a motor; 13. a transmission shaft; 14. a cover body; 15. a water tank; 16. a water inlet pipe; 17. a water outlet pipe; 18. a partition plate; 19. a jet pipe; 21. a rotating shaft; 22. a cam; 23. a piston cylinder; 24. a piston rod; 25. a first tube body; 26. a second tube body; 31. a fixing seat; 32. sealing cover; 33. a fixing frame; 34. a string; 35. a floating ball; 41. a cooling cylinder; 42. a heat conductive plate; 43. a heat radiation fin; 44. a condensing plate; 45. a drain pipe; 46. a cylinder; 51. filtering the net cover; 52. a pulley; 61. an impeller; 62. a triangular shaft; 63. a sleeve; 64. a cleaning brush; 71. a connecting cylinder; 72. a vertical tube; 73. a buoyancy block; 74. a bracket; 81. a water pipe; 82. a flushing pipe; 83. a flushing cylinder; 84. a support rod; 91. a support plate; 92. a slide bar; 93. a sealing block; 94. a ring body; 95. a rubber ring; 96. a clamping groove; 101. an elastic rope; 102. and the vibration plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Specific examples are given below.
Referring to fig. 1-2, a fire-fighting smoke exhaust fan includes a housing 11; a motor 12 is fixedly connected in the shell 11; the output end of the motor 12 is fixedly connected with a transmission shaft 13; the transmission shaft 13 is fixedly connected with fan blades; the surface of the shell 11 is fixedly connected with a cover body 14; the top of the cover body 14 is fixedly connected with a water tank 15; two sides of the top of the water tank 15 are fixedly connected with a water inlet pipe 16 and a water outlet pipe 17 respectively; the middle parts of the water tank 15 and the cover body 14 are fixedly connected with a baffle plate 18; a plurality of through grooves are formed in the bottom of the partition plate 18; the bottom of the inner side wall of the cover body 14 is fixedly connected with a jet pipe 19; the injection pipe 19 penetrates through the bottom of the housing 11 and protrudes into the interior of the housing 11; the jet pipe 19 is positioned on the side surface of the fan blade; a plurality of atomizing spray heads are fixedly connected to the spray pipe 19; when in use, the water inlet pipe 16 and the water outlet pipe 17 are communicated with a tap water pipe, in the process of starting the fire-fighting fan, the motor 12 drives the transmission shaft 13 and the fan blades to rotate and discharge high-temperature smoke, meanwhile, the valve is opened, cold water in the tap water pipe is injected into the water tank 15 from the water inlet pipe 16 and fills the water tank 15, then the cold water flows out from the water outlet pipe 17, in the flowing process, the pipe diameter of the water outlet pipe 17 is smaller than that of the water inlet pipe 16, the cold water in the water tank 15 has a certain pressure, the water tank 15 and the cover body 14 are communicated with each other, the spray pipe 19 is communicated with the cover body 14, under the action of water pressure, the cold water can be sprayed outwards from a plurality of atomizing spray heads on the spray pipe 19, the motor 12 and the motor shaft can be cooled and radiated by virtue of the sprayed water mist, so that the temperature of the fan is reduced, and the situation that the fan is damaged by the long-time high-temperature smoke is reduced, meanwhile, external flame can be blocked by means of water mist, meanwhile, cold water can flow through a through groove at the bottom of the partition 18 and is discharged from the water outlet pipe 17, the shell 11 of the fan can be cooled by means of the flowing cold water, the fan can be continuously cooled, meanwhile, when a water pipe is damaged in a fire disaster, water supply is interrupted, the motor 12 can also play a role in cooling by means of continuous evaporation of water in the cover body 14 and the water tank 15, the motor 12 is a waterproof motor, a corresponding heat insulation layer is additionally arranged on the outer side of the motor of the existing fire-fighting fan, long-time work can be performed at the temperature of 100 ℃, and the water mist is continuously operated for more than 60 minutes at the high temperature of 300 ℃, and the embodiment of the invention sprays the water mist to gasify and cool, so that the working temperature of the motor 12 is reduced, and the working time of the motor under the high temperature condition is prolonged.
Further, as shown in fig. 1-2 and fig. 4, a supporting seat is fixedly connected on the inner side wall of the shell 11; the supporting seat is rotatably connected with a rotating shaft 21; the rotating shaft 21 and the transmission shaft 13 are driven in a chain transmission mode; the rotating shaft 21 is fixedly connected with a cam 22; a piston cylinder 23 is fixedly connected at the position of the shell 11 corresponding to the cam 22; the middle part of the piston cylinder 23 is connected with a piston rod 24 in a sliding way; a first spring is fixedly connected between the piston rod 24 and the inner side wall of the piston cylinder 23; the rodless cavity of the piston cylinder 23 is fixedly connected with a first pipe body 25 and a second pipe body 26; one end of the first pipe body 25 far away from the piston cylinder 23 is fixedly connected with the cover body 14; check valves are arranged in the first pipe body 25 and the second pipe body 26; the water inlet pipe 16 and the water outlet pipe 17 are respectively provided with a sealing component; the sealing component is used for sealing the water inlet pipe 16 and the water outlet pipe 17 after water supply is interrupted; when the novel fire fighting device is used, the transmission shaft 13 drives the rotation shaft 21 to rotate through chain transmission of a chain and a chain wheel, the rotation shaft 21 rotates to drive the cam 22 to extrude the piston rod 24 into the arc cylinder to move, after the cam 22 is separated from the piston rod 24, under the action of the first spring, the piston rod 24 is driven to reset, the piston cylinder 23 is used for moving up and down, the second pipe body 26 can pump air, the air is injected into the cover body 14 through the first pipe body 25, the inside of the cover body 14 can be pressurized, after a water supply pipeline breaks, air can be injected into the box cover body 14, the water supply pipeline is extruded in the cover body 14, cooling in the air can be sprayed out from the spraying pipe 19, after daily fire fighting exercise is finished, the water supply pipeline is normally closed, then the fan is enabled to continuously work for a period of time, the air is injected into the air to pressurize through the piston cylinder 23, cold water in the cover body 14 can be discharged, the condition that a large amount of water accumulated in the cover body 14 causes corrosion and blockage of internal parts is reduced, meanwhile, the rotating speed of the rotation shaft 21 can be reduced by means of the chain wheel with two different sizes, and the speed of the damage of the piston rod 24 is reduced.
Further, as shown in fig. 2-3, the sealing assembly includes a fixing seat 31; the two fixing seats 31 are fixedly connected to the bottom ends of the water inlet pipe 16 and the water outlet pipe 17 respectively; the bottom of the fixed seat 31 is hinged with a sealing cover 32; a fixing frame 33 is fixedly connected to the top of the fixing seat 31; a string 34 is fixedly connected to the bottom side of the sealing cover 32; the string 34 penetrates through the wall body of the fixing frame 33 and is connected with the wall body in a sliding way; a floating ball 35 is fixedly connected to one end of the string 34 far away from the sealing cover 32; a torsion spring is arranged at the hinge joint of the sealing cover 32 and the fixed seat 31; when the water tank is used, cold water is injected into the water tank 15, after the water tank 15 is filled with cold water, the floating ball 35 is under the buoyancy effect of the cold water, so that the sealing cover 32 at the end of the water outlet pipe 17 is pulled to rotate through the string 34, the sealing cover 32 at the end of the water outlet pipe 17 is in an open state, in the water injection process, the sealing cover 32 is opened by water flow impact of the water inlet pipe 16, after water supply is interrupted, the water level in the water tank 15 is lowered, then under the effect of the torsion spring, the sealing cover 32 seals the water inlet pipe 16 and the water outlet pipe 17, and further seals the water tank 15, so that the spray pipe 19 is conveniently extruded into the water tank 15 and the cover body 14 to spray water mist outwards, and the water inlet pipe 16 and the water outlet pipe 17 are sealed.
Further, as shown in fig. 2 and 5-6, a cooling cylinder 41 is fixedly connected to one end of the shell 11 away from the injection pipe 19; the top and the bottom of the cooling cylinder 41 are uniformly fixedly connected with heat conducting plates 42; a plurality of groups of condensing plates 44 are fixedly connected between the two heat conducting plates 42; multiple groups of condensing plates 44 are arranged in a staggered manner; a heat radiating fin 43 is fixedly connected to one side of the heat conducting plate 42 away from the condensing plate 44; a drain pipe 45 is fixedly connected to the bottom of the cooling cylinder 41; the bottom end of the drain pipe 45 is fixedly connected with a cylinder 46; one end of the second pipe body 26 far away from the piston cylinder 23 is fixedly connected with the cylinder body 46; the condensing plate 44 is a V-shaped plate; in use, the water vapor and the water mist flow along the flue gas to the cooling cylinder 41, then the water mist and the water vapor pass through the condensation plates 44 which are arranged in a staggered way, then part of the water vapor and the water mist are condensed on the condensation plates 44 with lower temperature, then are gathered downwards at the bottom of the cooling cylinder 41 along the condensation plates 44, then enter the cylinder 46 from the drain pipe 45, then the piston cylinder 23 sucks the condensed water from the cylinder 46 through the second pipe body 26, so as to supplement the condensed water into the cover body 14.
Further, as shown in fig. 4 and 6, a filter screen 51 is fixedly connected to the inner side wall of the cylinder 46; the filter screen cover 51 is designed in a truncated cone-shaped structure; the top end of the piston rod 24 is fixedly connected with a pulley 52; when the novel spray nozzle is used, dust in idle deposition of the condensing plate 44 and dust in smoke can be crushed and condensed into the cylinder 46, and then the dust can be filtered by the filter screen 51, so that the condition that an atomization spray nozzle is blocked is reduced, the filter screen 51 is arranged in a circular truncated cone shape, the filter area can be increased, and the pulley 52 is arranged, so that the friction force between the cam 22 and the top end of the piston rod 24 can be reduced, and further the abrasion to the top of the piston rod 24 is reduced.
Further, as shown in fig. 5-6, a vertical shaft is rotatably connected to the inner side wall of the bottom of the cylinder 46; an impeller 61 is fixedly connected to the vertical shaft; the impeller 61 is rotatably connected with the inner side wall of the cylinder 46; a sleeve 63 is rotatably connected to the middle part of the filter screen cover 51; a cleaning brush 64 is fixedly connected to the surface of the sleeve 63; the top of the vertical shaft is fixedly connected with a triangular shaft 62; the sleeve 63 is arranged on the triangular shaft 62; in use, the dust on the condensation plate 44 and a large amount of dust accumulated in the long-term flue gas easily cause the filter screen to be blocked, and in the use process of the embodiment of the invention, the flow of water flow and air flow in the cylinder 46 can push the impeller 61 to rotate, the impeller 61 rotates to drive the triangular shaft 62 to rotate, the sleeve 63 and the cleaning brush 64 are driven to rotate by the triangular shaft 62, the filter screen cover 51 can be brushed by virtue of the rotation of the cleaning brush 64, and the condition that the filter screen cover 51 is completely blocked is further reduced.
Further, as shown in fig. 5-6, the surface of the triangular shaft 62 is slidably connected with a connecting cylinder 71; a vertical cylinder 72 is fixedly connected to the top end of the connecting cylinder 71; a buoyancy block 73 is fixedly connected to the top end of the vertical cylinder 72; the bottom of the sleeve 63 is rotatably connected with a bracket 74; the bottom of the bracket 74 is fixedly connected with the inner side wall of the cylinder 46; when the filter screen cover 51 is partially blocked, the flow rate is reduced, water is accumulated in the cylinder 46 to enable the buoyancy block 73 to float upwards, the buoyancy block 73 pulls the vertical cylinder 72 and the connecting cylinder 71 to move upwards, the through hole in the middle of the sleeve 63 is matched with the shape of the outer surface of the connecting cylinder 71, the triangular shaft 62 rotates to drive the connecting cylinder 71 to rotate, the connecting cylinder 71 rotates to be aligned with the central hole of the sleeve 63 when the buoyancy block 73 is pulled upwards, and then the connecting cylinder 71 is inserted into the sleeve 63, so that the triangular shaft 62 and the sleeve 63 are connected to enable the filter screen cover 51 to be driven, when the filter screen cover 51 is not blocked, the triangular shaft 62 and the sleeve 63 are not connected, and the cleaning brush 64 cannot brush the filter screen cover 51, so that the situation that the filter screen cover 51 is damaged due to long-time brushing of the cleaning brush 64 can be reduced.
Further, as shown in fig. 1 and 5, a plurality of struts 84 are fixedly connected to the top and bottom of the cooling cylinder 41; the top and the bottom of the cooling cylinder 41 are provided with flushing pipes 82; the flushing pipe 82 is fixedly connected with the supporting rod 84; a water pipe 81 is fixedly connected to one side of the bottom of the cover 14, which is close to the cooling cylinder 41; the end part of the water pipe 81 is fixedly connected with the flushing pipe 82 and communicated with each other; the flushing pipe 82 is designed in an S-shaped structure; a plurality of flushing cylinders 83 are fixedly connected to one side of the flushing pipe 82 close to the radiating fins 43; a flushing groove is formed in one end, far away from the flushing pipe 82, of the flushing cylinder 83; when in use, water in the cover body 14 is injected into the water pipe 81 at the bottom of the cover body 14 and is input into the flushing pipe 82, and then is sprayed out of the flushing groove of the flushing cylinder 83, so that the radiating fins 43 can be flushed, sand and dust adhered on the surfaces of the radiating fins 43 are removed, the radiating effect of the sand and dust cover on the radiating fins 43 is further reduced, and the flushing pipe 82 can be supported and fixed by arranging the plurality of support rods 84.
Further, as shown in fig. 5 and 7, a supporting plate 91 is fixedly connected to the inner side wall of the water pipe 81; a sliding hole is formed in the middle of the supporting plate 91; the middle part of the sliding hole is connected with a sliding rod 92 in a sliding way; a rubber ring 95 is fixedly connected to the surface of the sliding rod 92; the rubber ring 95 is an O-shaped ring; a clamping groove 96 is formed in the position, corresponding to the rubber ring 95, of the sliding hole; a sealing block 93 is fixedly connected to one end of the sliding rod 92, which is close to the cover body 14; the sealing block 93 is of a truncated cone-shaped structure design; a second spring is fixedly connected between the supporting plate 91 and the sealing block 93; a ring body 94 is fixedly connected to the inner side wall of the water pipe 81; the ring 94 is located between the support plate 91 and the sealing block 93; when the fan-type heat dissipation fin heat dissipation device is used, in the process that water in the cover body 14 flows to the water pipe 81, water flow impact can apply pressure to the sealing block 93, the sealing block 93 and the sliding rod 92 tend to move towards the direction close to the ring body 94, the rubber ring 95 is clamped in the clamping groove 96, the rubber ring 95 is continuously deformed, after a period of time, the rubber ring 95 is bent and deformed to be separated from the clamping groove 96, further fixation of the sealing block 93 is relieved, the sliding rod 92 and the sealing block 93 are enabled to move, the sealing block 93 is clamped into the ring body 94, the water pipe 81 is sealed, a certain pressure is applied in the cover body 14, the sealing block 93 cannot reset under the pushing of the second spring, after the fan is stopped, the pressure in the cover body 14 is reduced, the second spring can push the sealing block 93 to separate from the ring body 94, and then reset, by means of the setting, the device can automatically close the water pipe 81 after a period of time, thereby reducing the heat dissipation fin 43 always to automatically close after a period of time, the heat dissipation fin 43 can be automatically washed, and the heat dissipation resource can be wasted after the water pipe 43 is automatically washed after a period of time is reduced, and the heat dissipation time is reduced after the heat dissipation of the heat dissipation fin 43 is reduced, and the heat dissipation time is wasted after the heat dissipation time is reduced.
Further, as shown in fig. 8, a pair of elastic ropes 101 are fixedly connected to both sides of the flushing tank; a vibration plate 102 is fixedly connected between the pair of elastic ropes 101; when water flow is sprayed outwards from the flushing groove, the vibration sheet 102 can shake due to the impact of the water flow, the water flow can be disturbed by the vibration sheet 102, the flushing area of the water flow can be further increased, and the flushing effect on the radiating fins 43 is further improved.
The working principle is that when in use, the water inlet pipe 16 and the water outlet pipe 17 are communicated with the tap water pipe, in the process of starting the fire-fighting fan, the motor 12 drives the transmission shaft 13 and the fan blades to rotate to discharge high-temperature smoke, meanwhile, the valve is opened, cold water in the tap water pipe is injected into the water tank 15 from the water inlet pipe 16 to fill the water tank 15, then the cold water flows out from the water outlet pipe 17, in the flowing process, the cold water in the water tank 15 has a certain pressure, so that the cold water can be sprayed outwards from a plurality of atomizing nozzles on the spray pipe 19, the temperature of the motor 12 and the motor shaft can be reduced by virtue of sprayed water mist, the temperature of the fan is reduced, the condition that the fan is damaged due to long-time high-temperature smoke is reduced, meanwhile, the outside flame can be blocked by virtue of the water mist, and meanwhile, the cold water can flow from a through groove at the bottom of the partition 18 and is discharged from the water outlet pipe 17, the shell 11 of the fan can be cooled by flowing cold water, the shell is continuously cooled, meanwhile, when a water pipe is damaged in a fire disaster, water supply is interrupted, the shell 14 and the water tank 15 can continuously evaporate water, the cooling effect can be achieved, the motor 12 is a waterproof motor 12, the transmission shaft 13 drives the rotation shaft 21 to rotate through chain transmission of a chain and a chain wheel, the rotation shaft 21 rotates to drive the cam 22 to extrude the piston rod 24 to move into an arc cylinder, after the cam 22 is separated from the piston rod 24, the piston rod 24 is driven to reset under the action of a first spring, the piston cylinder 23 is driven to move up and down, so that the second pipe 26 can draw air, and the air is injected into the shell 14 through the first pipe 25, so that the shell 14 can be pressurized, and after the water supply pipe breaks, the air can be injected into the shell 14 by virtue of the water tank, the cooling inside the cover body 14 can be sprayed out from the spraying pipe 19 by extrusion, after the daily fire exercise is finished, the water supply pipeline is normally closed, then the fan continuously works for a period of time, air is injected into the piston cylinder 23 to pressurize the fan, cold water in the cover body 14 can be discharged, the condition that a large amount of water accumulated in the cover body 14 causes corrosion and blockage of internal parts is reduced, meanwhile, the rotating speed of the rotating shaft 21 is reduced by means of two sprockets with different sizes, the striking speed of the cam 22 is reduced, the piston rod 24 is damaged too fast, cold water is injected into the water tank 15, after the cold water in the water tank 15 is filled, the floating ball 35 under the buoyancy effect of the cold water, the sealing cover 32 is pulled by the string 34 to rotate, the sealing cover 32 at the end of the water outlet pipe 17 is in an open state, the water level in the water inlet pipe 16 is opened by water impact in the water injection process, after the water supply is interrupted, the water level in the water tank 15 is lowered, then the water inlet pipe 16 and the water outlet pipe 17 are sealed by the effect of the torsion spring, the sealing cover 32 is used for sealing the water tank 15, so that the water tank 15 is convenient to extrude the water in the water tank 15 and the cover body 14, the water inlet pipe 19 and the water outlet pipe 17 are sprayed out, and the water outlet pipe 17 are sealed;
when the cooling device is used, water vapor and water mist can flow to the cooling cylinder 41 along with smoke, then the water mist and the water vapor can pass through the condensation plates 44 which are arranged in a staggered way, then part of the water vapor and the water mist can be condensed on the condensation plates 44 with lower temperature, then the water vapor and the water mist are gathered downwards at the bottom of the cooling cylinder 41 along the condensation plates 44, then enter the cylinder 46 from the drain pipe 45, then the piston cylinder 23 sucks the condensed water from the cylinder 46 through the second pipe body 26, so that the condensed water is supplemented into the cover body 14, waste of water resources can be reduced by virtue of the arrangement, after the water supply is interrupted, the water in the cover body 14 can be supplemented for a prolonged use time, the fan is generally arranged outdoors, the heat of the condensation plates 44 can be transmitted to the heat dissipation fins 43 through the heat conduction plates 42, the temperature of the condensation plates 44 is reduced, the idle dust in the condensation plates 44 can be crushed and condensed into the cylinder 46, then the filter can be filtered by the filter screen 51, so that the situation that an atomization nozzle is blocked can be reduced, the filter screen 51 is arranged, the wear of the top of the piston rod can be reduced, the piston rod can be further reduced by the arrangement of the piston rod 24, and the friction of the top of the piston can be reduced by the roller, and the roller piston rod can be reduced by the friction surface of the roller 24;
when the filter screen cover 51 is used, sand dust on the condensation plate 44 and a large amount of dust accumulated in long-time flue gas are prone to blocking a filter screen, in the use process of the filter screen cover 51, the flow of water flow and air flow in the cylinder 46 can push the impeller 61 to rotate, the impeller 61 rotates to drive the triangular shaft 62 to rotate, the sleeve 63 and the cleaning brush 64 are driven to rotate through the triangular shaft 62, the filter screen cover 51 can be scrubbed by virtue of the rotation of the cleaning brush 64, the situation that the filter screen cover 51 is completely blocked is further reduced, after the filter screen cover 51 is partially blocked, the flow is reduced, water in the cylinder 46 floats up to enable the buoyancy block 73 to float up, the buoyancy block 73 is further enabled to pull the vertical cylinder 72 and the connecting cylinder 71 to move upwards, the through hole in the middle of the sleeve 63 is matched with the shape of the outer surface of the connecting cylinder 71, the triangular shaft 62 rotates to drive the connecting cylinder 71 to rotate, the connecting cylinder 71 is rotated to be aligned with the central hole of the sleeve 63, and then the triangular shaft 62 is inserted into the sleeve 63 to connect the triangular shaft 62 and the sleeve 63, the filter screen cover 51 can be driven, when the filter screen cover 51 is blocked, the filter screen cover 51 is not scrubbed, and the filter screen cover 51 is not damaged by the cleaning brush 64 is not scrubbed, and the long-time can be reduced;
when in use, water in the cover body 14 is injected into the water pipe 81 at the bottom of the cover body 14 and is input into the flushing pipe 82, and then is sprayed out of the flushing groove of the flushing cylinder 83, so that the radiating fins 43 can be flushed, sand and dust adhered on the surfaces of the radiating fins 43 are removed, the radiating effect of the sand and dust on the radiating fins 43 is further reduced, the flushing pipe 82 can be supported and fixed by arranging the plurality of support rods 84, in the process that the water in the cover body 14 flows to the water pipe 81, the water flow impact can apply pressure to the sealing block 93, so that the sealing block 93 and the sliding rod 92 tend to move towards the direction close to the ring body 94, the rubber ring 95 is clamped in the clamping groove 96, the rubber ring 95 is deformed continuously, after a period of time, the rubber ring 95 is bent and deformed to be separated from the clamping groove 96, the fixation of the sealing block 93 is further released, the sliding rod 92 and the sealing block 93 are moved, the sealing block 93 is clamped into the ring body 94 to seal the water pipe 81, the cover body 14 is internally provided with a certain pressure, so that the sealing block 93 cannot be reset under the pushing of the second spring, after the fan is stopped, the pressure in the cover body 14 is reduced, then the second spring can push the sealing block 93 to separate the ring body 94 and reset, by means of the arrangement, water in the cover body 14 can enter the water pipe 81 to clean the radiating fins 43 in the early stage of starting the fan, the water pipe 81 can be automatically closed after a period of time, thereby reducing the waste of water resources caused by flushing the radiating fins 43 all the time, simultaneously, after the water supply is interrupted, the water pipe 81 is automatically closed after a period of time, the cold water can be reduced to be wasted on the long-time flushing radiating fins 43, and when the water is sprayed out from the flushing tank, the water flow impact can cause the vibration plate 102 to shake, and the vibration plate 102 depending on the shake can disturb the water flow, so that the flushing area of the water flow can be increased, and the flushing effect on the radiating fins 43 is improved.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (10)
1. A fire-fighting smoke exhaust fan, which comprises a shell (11); a motor (12) is fixedly connected in the shell (11); the output end of the motor (12) is fixedly connected with a transmission shaft (13); the transmission shaft (13) is fixedly connected with fan blades; the method is characterized in that: a cover body (14) is fixedly connected to the surface of the shell (11); the top of the cover body (14) is fixedly connected with a water tank (15); two sides of the top of the water tank (15) are fixedly connected with a water inlet pipe (16) and a water outlet pipe (17) respectively; the middle parts of the water tank (15) and the cover body (14) are fixedly connected with a baffle plate (18); a plurality of through grooves are formed in the bottom of the partition plate (18); the bottom of the inner side wall of the cover body (14) is fixedly connected with a jet pipe (19); the jet pipe (19) penetrates through the bottom of the shell (11) and extends into the shell (11); the jet pipe (19) is positioned on the side surface of the fan blade; a plurality of atomizing spray heads are fixedly connected on the spray pipe (19).
2. The fire smoke evacuation fan of claim 1, wherein: a supporting seat is fixedly connected on the inner side wall of the shell (11); a rotating shaft (21) is rotatably connected to the supporting seat; the rotating shaft (21) and the transmission shaft (13) are driven in a chain transmission mode; a cam (22) is fixedly connected to the rotating shaft (21); a piston cylinder (23) is fixedly connected at the position of the shell (11) corresponding to the cam (22); the middle part of the piston cylinder (23) is connected with a piston rod (24) in a sliding way; a first spring is fixedly connected between the piston rod (24) and the inner side wall of the piston cylinder (23); the rodless cavity of the piston cylinder (23) is fixedly connected with a first pipe body (25) and a second pipe body (26); one end of the first pipe body (25) far away from the piston cylinder (23) is fixedly connected with the cover body (14); check valves are arranged in the first pipe body (25) and the second pipe body (26); the water inlet pipe (16) and the water outlet pipe (17) are respectively provided with a closed assembly; the sealing assembly is used for sealing the water inlet pipe (16) and the water outlet pipe (17) after water supply is interrupted.
3. The fire smoke evacuation fan of claim 2, wherein: the sealing assembly comprises a fixed seat (31); the two fixing seats (31) are fixedly connected to the bottom ends of the water inlet pipe (16) and the water outlet pipe (17) respectively; the bottom of the fixed seat (31) is hinged with a sealing cover (32); a fixing frame (33) is fixedly connected to the top of the fixing seat (31); the bottom side of the sealing cover (32) is fixedly connected with a string (34); the string (34) penetrates through the wall body of the fixing frame (33) and is connected with the wall body in a sliding manner; one end of the string (34) far away from the sealing cover (32) is fixedly connected with a floating ball (35); and a torsion spring is arranged at the hinge joint of the sealing cover (32) and the fixed seat (31).
4. A fire smoke evacuation fan according to claim 3, wherein: one end of the shell (11) far away from the injection pipe (19) is fixedly connected with a cooling cylinder (41); the top and the bottom of the cooling cylinder (41) are uniformly fixedly connected with heat conducting plates (42); a plurality of groups of condensing plates (44) are fixedly connected between the two heat conducting plates (42); a plurality of groups of condensing plates (44) are arranged in a staggered manner; a radiating fin (43) is fixedly connected to one side, far away from the condensing plate (44), of the heat conducting plate (42); a drain pipe (45) is fixedly connected to the bottom of the cooling cylinder (41); the bottom end of the drain pipe (45) is fixedly connected with a cylinder (46); one end of the second pipe body (26) far away from the piston cylinder (23) is fixedly connected with the cylinder body (46).
5. The fire protection and smoke evacuation fan according to claim 4, wherein: a filter screen cover (51) is fixedly connected to the inner side wall of the cylinder body (46); the filter screen cover (51) is designed in a truncated cone-shaped structure; the top end of the piston rod (24) is fixedly connected with a pulley (52).
6. The fire protection and smoke evacuation fan according to claim 5, wherein: the inner side wall of the bottom of the cylinder body (46) is rotationally connected with a vertical shaft; an impeller (61) is fixedly connected to the upper part of the vertical shaft; the impeller (61) is rotationally connected with the inner side wall of the cylinder body (46); the middle part of the filter screen cover (51) is rotationally connected with a sleeve (63); a cleaning brush (64) is fixedly connected to the surface of the sleeve (63); the top of the vertical shaft is fixedly connected with a triangular shaft (62); the sleeve (63) is arranged on the triangular shaft (62).
7. The fire protection and smoke evacuation fan according to claim 6, wherein: the surface of the triangular shaft (62) is connected with a connecting cylinder (71) in a sliding manner; a vertical cylinder (72) is fixedly connected to the top end of the connecting cylinder (71); a buoyancy block (73) is fixedly connected to the top end of the vertical cylinder (72); the bottom of the sleeve (63) is rotatably connected with a bracket (74); the bottom of the bracket (74) is fixedly connected with the inner side wall of the cylinder body (46).
8. The fire protection and smoke evacuation fan according to claim 4, wherein: a plurality of supporting rods (84) are fixedly connected to the top and the bottom of the cooling cylinder (41); the top and the bottom of the cooling cylinder (41) are respectively provided with a flushing pipe (82); the flushing pipe (82) is fixedly connected with the supporting rod (84); a water pipe (81) is fixedly connected to one side, close to the cooling cylinder (41), of the bottom of the cover body (14); the end part of the water delivery pipe (81) is fixedly connected with the flushing pipe (82) and communicated with each other; the flushing pipe (82) is of an S-shaped structural design; a plurality of flushing cylinders (83) are fixedly connected to one side of the flushing pipe (82) close to the radiating fins (43); a flushing groove is formed in one end, far away from the flushing pipe (82), of the flushing cylinder (83).
9. The fire protection and smoke evacuation fan according to claim 8, wherein: a supporting plate (91) is fixedly connected to the inner side wall of the water pipe (81); a sliding hole is formed in the middle of the supporting plate (91); the middle part of the sliding hole is connected with a sliding rod (92) in a sliding way; a rubber ring (95) is fixedly connected to the surface of the sliding rod (92); the rubber ring (95) is an O-shaped ring; a clamping groove (96) is formed in the position, corresponding to the rubber ring (95), of the sliding hole; one end of the sliding rod (92) close to the cover body (14) is fixedly connected with a sealing block (93); the sealing block (93) is of a truncated cone-shaped structure design; a second spring is fixedly connected between the supporting plate (91) and the sealing block (93); a ring body (94) is fixedly connected to the inner side wall of the water pipe (81); the ring body (94) is located between the support plate (91) and the sealing block (93).
10. The fire protection and smoke evacuation fan according to claim 8, wherein: a pair of elastic ropes (101) are fixedly connected to two sides of the flushing groove; a vibration sheet (102) is fixedly connected between the pair of elastic ropes (101).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311066164.XA CN117006099B (en) | 2023-08-23 | 2023-08-23 | Fire control smoke exhaust fan |
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| CN202311066164.XA CN117006099B (en) | 2023-08-23 | 2023-08-23 | Fire control smoke exhaust fan |
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| CN117006099A true CN117006099A (en) | 2023-11-07 |
| CN117006099B CN117006099B (en) | 2024-02-06 |
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| CN201981610U (en) * | 2010-12-23 | 2011-09-21 | 黑龙江龙煤矿业集团股份有限公司双鸭山分公司虹焱热电有限公司 | Water tank timing automatic water discharging device |
| CN213208057U (en) * | 2020-10-20 | 2021-05-14 | 常州新电自动化设备有限公司 | Dehumidifier |
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| CN216162520U (en) * | 2021-09-06 | 2022-04-01 | 佛山市宝尔德电机制造有限公司 | Motor with heat dissipation mechanism |
| CN217271025U (en) * | 2021-12-31 | 2022-08-23 | 武汉利欧风机科技有限公司 | Fire control smoke exhaust fan convenient to cooling |
| KR102439949B1 (en) * | 2022-04-07 | 2022-09-05 | (주)세기에어시스템 | Wet type air purifying device |
| CN219139493U (en) * | 2022-12-31 | 2023-06-06 | 山东江舢空调科技有限公司 | Axial-flow fire-fighting smoke exhaust fan |
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2023
- 2023-08-23 CN CN202311066164.XA patent/CN117006099B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201981610U (en) * | 2010-12-23 | 2011-09-21 | 黑龙江龙煤矿业集团股份有限公司双鸭山分公司虹焱热电有限公司 | Water tank timing automatic water discharging device |
| CN213208057U (en) * | 2020-10-20 | 2021-05-14 | 常州新电自动化设备有限公司 | Dehumidifier |
| CN213928782U (en) * | 2020-11-13 | 2021-08-10 | 江西省特风暖通设备制造有限公司 | Fire control smoke exhaust fan with water smoke sprays structure |
| CN216162520U (en) * | 2021-09-06 | 2022-04-01 | 佛山市宝尔德电机制造有限公司 | Motor with heat dissipation mechanism |
| CN217271025U (en) * | 2021-12-31 | 2022-08-23 | 武汉利欧风机科技有限公司 | Fire control smoke exhaust fan convenient to cooling |
| KR102439949B1 (en) * | 2022-04-07 | 2022-09-05 | (주)세기에어시스템 | Wet type air purifying device |
| CN219139493U (en) * | 2022-12-31 | 2023-06-06 | 山东江舢空调科技有限公司 | Axial-flow fire-fighting smoke exhaust fan |
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