CN114251294B - Improved structure of axial-flow type high-temperature smoke exhaust fan - Google Patents
Improved structure of axial-flow type high-temperature smoke exhaust fan Download PDFInfo
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- CN114251294B CN114251294B CN202111623548.8A CN202111623548A CN114251294B CN 114251294 B CN114251294 B CN 114251294B CN 202111623548 A CN202111623548 A CN 202111623548A CN 114251294 B CN114251294 B CN 114251294B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
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- 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
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- 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
- F04D29/5846—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling by injection
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses an improved structure of an axial-flow high-temperature smoke exhaust fan, which comprises a front box, wherein a pipe sleeve is fixed on the side wall of the front box, a rear box is fixed at the end part of the pipe sleeve, an organic sleeve is jointly fixed on the side walls of the front box and the rear box, a motor is fixed on the inner wall of the organic sleeve, the motor is a double-head motor, rear fan blades and front fan blades are respectively fixed on two output shafts of the motor, the rear fan blades and the front fan blades are respectively positioned in the rear box and the front box, a plurality of inner through pipes and outer through pipes communicated with the interior of the rear box are inserted into the side wall of the front box in a penetrating manner, and the inner through pipes are positioned in the pipe sleeve. Has the advantages that: the temperature is controlled after the air current is discharged, direct pollution to the environment is reduced, the difficulty of follow-up equipment in treating flue gas is reduced, heat generated by the motor in operation can be absorbed by water flow, the motor keeps an effective operation temperature, the motor is not in direct contact with the air current, the damage speed of the motor is greatly reduced, and the service life of the motor is greatly prolonged.
Description
Technical Field
The invention relates to the technical field of fans, in particular to an improved structure of an axial-flow type high-temperature smoke exhaust fan.
Background
The axial flow fan is also called a local fan, which is different from a common fan, the motor and the fan blades of the axial flow fan are arranged in a cylinder, the appearance of the axial flow fan is just a cylinder, the axial flow fan is used for local ventilation, the installation is convenient, the ventilation and air exchange effect is obvious and safe, and the axial flow fan can be connected with the cylinder to send wind to a designated area.
After current axial-flow fan installation, generally the application is in the emission of high temperature flue gas, especially use the fire control field, because the driver part and the air current direct contact of current fan, lead to the high temperature flue gas to very easily cause direct impact damage to driver part, make driver part life reduce by a wide margin, and very easily damage, lead to the use of equipment to have inconvenience many, and current equipment can't play the inhibiting effect to the emission of flue gas, lead to the very easily polluted environment of a large amount of concentrated flue gas impurity emissions, has increaseed the flue gas and has handled the degree of difficulty.
Disclosure of Invention
The invention aims to solve the problem that a fan in the prior art is easy to damage at high temperature, and provides an improved structure of an axial-flow high-temperature smoke exhaust fan.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an improvement structure of axial-flow type high temperature smoke exhaust fan, includes the front box, the lateral wall of front box is fixed with the pipe box, the end fixing of pipe box has the back box, the lateral wall of front box and back box is fixed with the jacket jointly, the inner wall of jacket is fixed with the motor, the motor is double-end motor, two output shafts of motor are fixed with back flabellum and preceding flabellum respectively, back flabellum and preceding flabellum are located back box and front box respectively, the lateral wall of front box runs through to be inserted and is equipped with a plurality of interior siphunculus and outer siphunculus with the inside switch-on of back box, interior siphunculus is located inside the pipe box, it is outside that outer siphunculus is located the pipe box, the outer wall of pipe is fixed with the pump water tank, the inside of pump water tank is equipped with pump water actuating mechanism and sprays the transfer mechanism, the lateral wall of back box is fixed with the control box, the inside of control box is equipped with temperature control mechanism, the inside of back box is equipped with accuse cigarette mechanism.
In foretell axial-flow type high temperature smoke exhaust fan's improvement structure, pump water actuating mechanism includes the piston plate that passes through reset spring with pump water tank inner wall and is connected, the sealed sliding connection of inner wall of piston plate and pump water tank, the lateral wall of back flabellum inlays and is equipped with the absorption piece, the lateral wall of pipe box runs through to be inserted and is equipped with the water service pipe with the inside switch-on of pump water tank, the lateral wall of pump water tank runs through to be inserted and is equipped with the circulating pipe, the tip intercommunication of circulating pipe has the water tank, the lateral wall of pipe box runs through to be inserted and is equipped with the wet return with the inside switch-on of circulating pipe.
In the improved structure of the axial-flow type high-temperature smoke exhaust fan, the partition plate is fixed on the inner wall of the circulating pipe, the circulating pipe is divided into two water passing paths by the partition plate, the two water passing paths are respectively provided with a one-way valve, the water passing pipe and the water return pipe are respectively provided with a one-way valve, and the adsorption block is a permanent magnet.
In foretell axial-flow type high temperature smoke exhaust fan's improvement structure, spray and shift the mechanism including running through insert locate the pump water box lateral wall back spray tube and preceding spray tube, back shower nozzle and preceding shower nozzle are installed respectively to the tip of back spray tube and preceding spray tube, the inside of back spray tube and preceding spray tube all is equipped with the check valve, back spray tube and preceding spray tube are corresponding with back box and preceding case position respectively.
In the improved structure of the axial-flow type high-temperature smoke exhaust fan, the temperature control mechanism comprises a sealing plate connected with the inner wall of the control box through a connecting spring, the sealing plate is in sealing sliding connection with the inner wall of the control box, a connecting rod is fixed on the side wall of the sealing plate, an electric connection plate is fixed at the end of the connecting rod, a pair of low contacts and a pair of high contacts are fixed on the inner wall of the control box, evaporation liquid is filled in the control box, and electromagnetic valves are arranged in the inner through pipe, the outer through pipe and the front spray pipe.
In the improved structure of the axial-flow type high-temperature smoke exhaust fan, the smoke control mechanism comprises a spot lamp embedded in the inner wall of the rear box, a photosensitive sensor is fixed on the inner wall of the rear box, the spot lamp corresponds to the photosensitive sensor in position, and an electromagnetic valve is arranged inside the rear spray pipe.
Compared with the prior art, the invention has the advantages that:
1. according to the invention, the motor drives the rear fan blades and the front fan blades to rotate simultaneously, and the mounting directions of the rear fan blades and the front fan blades relative to the motor spindle are opposite, so that airflow is driven in the same direction after rotation, enters the rear box through the inner through pipe under the driving of the front fan blades and is driven by the rear fan blades to be discharged outwards, the pressure is increased in the process and the exhaust speed is increased, and the overall effect is better;
2. according to the invention, the temperature of the discharged airflow is controlled, so that the direct pollution to the environment is reduced, the difficulty of subsequent equipment in treating flue gas is reduced, the heat generated by the motor during operation is absorbed by water flow, the motor keeps an effective operation temperature, the motor is not in direct contact with the airflow, the damage speed of the motor is greatly reduced, and the service life of the motor is greatly prolonged;
3. according to the invention, the circulation exchange of water flow in the pipe sleeve and water flow in the water tank is realized, and the water flow in the water tank can contact with external air to quickly dissipate heat, so that the temperature of the water flow in the pipe sleeve is kept stable, and the effect of continuously absorbing heat and reducing temperature is further achieved;
4. according to the invention, the atomized water flow is sprayed out, so that the adsorption and sedimentation of the smoke impurities are realized, the discharged air flow does not excessively pollute the environment, and meanwhile, the settled impurities are pushed out by the air flow after being subsequently accumulated, so that the treatment is convenient, and the pollution equipment is not blocked;
5. according to the invention, when the temperature is slightly high, water flow can be sprayed out of the front spray head, so that the air flow is fully contacted with atomized water flow before entering the equipment, effective cooling treatment is achieved, the equipment is prevented from being damaged by overheating of smoke, high-temperature smoke only passes through the outer through pipe and is not contacted with the water flow in the water flow pipe sleeve any more when the temperature is too high, the stability of the temperature in the pipe sleeve is ensured, the isolation of the motor and heat is avoided, the motor is prevented from being damaged and incapable of continuously working under an ultrahigh temperature state, and the smoke can be continuously discharged under the high temperature state.
Drawings
Fig. 1 is a schematic front structural view of an improved structure of an axial-flow high-temperature smoke exhaust fan provided by the invention;
fig. 2 is a schematic structural diagram of the back of an improved structure of an axial-flow high-temperature smoke exhaust fan provided by the invention;
fig. 3 is a half sectional view of an improved structure of an axial-flow type high-temperature smoke exhaust fan provided by the invention;
fig. 4 is a schematic structural diagram of a motor part in an improved structure of an axial-flow high-temperature smoke exhaust fan provided by the invention;
FIG. 5 is a side sectional view of an improved structure of an axial flow type high temperature smoke exhaust fan according to the present invention;
FIG. 6 is a side sectional front view of an improved structure of an axial flow type high temperature smoke exhaust fan according to the present invention;
fig. 7 is a schematic diagram of the internal structure of a control box part in the improved structure of the axial-flow high-temperature smoke exhaust fan provided by the invention.
In the figure: 1 front box, 2 pipe sleeves, 3 rear box, 4 machine sleeves, 5 motors, 6 rear fan blades, 7 front fan blades, 8 inner through pipes, 9 outer through pipes, 10 pump water tanks, 11 control boxes, 12 return springs, 13 piston plates, 14 adsorption blocks, 15 water through pipes, 16 circulation pipes, 17 spot lamps, 18 photosensitive sensors, 19 connecting springs, 20 sealing plates, 21 connecting rods, 22 electric connection plates, 23 low contacts, 24 high contacts, 25 rear spray pipes, 26 rear spray heads, 27 front spray pipes, 28 front spray heads, 29 water tanks, 30 partition plates and 31 return pipes.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-7, an improved structure of an axial-flow high-temperature smoke exhaust fan comprises a front box 1, a pipe sleeve 2 is fixed on the side wall of the front box 1, a rear box 3 is fixed at the end of the pipe sleeve 2, a machine sleeve 4 is fixed on the side walls of the front box 1 and the rear box 3 together, a motor 5 is fixed on the inner wall of the machine sleeve 4, the motor 5 is a double-head motor, two output shafts of the motor 5 are respectively fixed with a rear fan blade 6 and a front fan blade 7, the rear fan blade 6 and the front fan blade 7 are respectively located in the rear box 3 and the front box 1, the output shaft of the motor 5 is hermetically, rotatably and rotatably connected with the front box 1 and the rear box 3, so as to avoid water leakage, a plurality of inner through pipes 8 and outer through pipes 9 communicated with the inside of the rear box 3 are inserted into the side wall of the front box 1, the inner through pipes 8 are located inside the pipe sleeve 2, the outer through pipes 9 are located outside the pipe sleeve 2, a pump water tank 10 is fixed on the outer wall of the pipe sleeve 2, a pump water driving mechanism and a spray transfer mechanism are arranged inside the pump water tank 10, a control box 11 is fixed on the side wall of the rear box 3, a control box 11 is fixed inside the control box 11 is arranged inside the control box 11, and a smoke exhaust mechanism inside of the rear box 3 is arranged inside the rear box.
The pump water driving mechanism comprises a piston plate 13 connected with the inner wall of a pump water tank 10 through a return spring 12, the piston plate 13 is connected with the inner wall of the pump water tank 10 in a sealing and sliding mode, an adsorption block 14 is embedded in the side wall of a rear fan blade 6, a water through pipe 15 communicated with the inside of the pump water tank 10 is inserted through the side wall of a pipe sleeve 2, a circulating pipe 16 is inserted through the side wall of the pump water tank 10, a water tank 29 is communicated with the end portion of the circulating pipe 16, and a water return pipe 31 communicated with the inside of the circulating pipe 16 is inserted through the side wall of the pipe sleeve 2.
A partition plate 30 is fixed on the inner wall of the circulating pipe 16, the partition plate 30 divides the circulating pipe 16 into two water passing paths, one-way valves are arranged in the two water passing paths, one-way valves are arranged inside the water passing pipe 15 and the water returning pipe 31, the water returning pipe 31 is communicated with one water passing path in the circulating pipe 16, and the other water passing path is communicated with the inside of the water pumping tank 10, so that a circulating cooling water flow loop from the pipe sleeve 2, the water passing pipe 15, the water pumping tank 10, the circulating pipe 16, the water tank 29, the circulating pipe 16 and the water returning pipe 31 to the pipe sleeve 2 is formed, circulating water cooling can be realized, the adsorption block 14 is a permanent magnet, and the adsorption block 14 rotates along with the fan blade 6 to drive the piston plate 13 to reciprocate.
The spraying transfer mechanism comprises a rear spray pipe 25 and a front spray pipe 27 which penetrate through the side wall of the pump water tank 10, a rear spray head 26 and a front spray head 28 are respectively installed at the end parts of the rear spray pipe 25 and the front spray pipe 27, one-way valves are respectively arranged inside the rear spray pipe 25 and the front spray pipe 27, and the rear spray pipe 25 and the front spray pipe 27 respectively correspond to the rear tank 3 and the front tank 1 in position.
The temperature control mechanism comprises a sealing plate 20 connected with the inner wall of the control box 11 through a connecting spring 19, the sealing plate 20 is in sealing sliding connection with the inner wall of the control box 11, a connecting rod 21 is fixed on the side wall of the sealing plate 20, an electric connection plate 22 is fixed at the end of the connecting rod 21, a pair of low contacts 23 and a pair of high contacts 24 are fixed on the inner wall of the control box 11, evaporation liquid is filled in the control box 11, electromagnetic valves are arranged in the inner through pipe 8, the outer through pipe 9 and the front spray pipe 27, the evaporation liquid in the control box 11 is mixed liquid formed by two liquids with different boiling points, so that gasification in different degrees is formed when the temperature is changed in a stepped mode, the electric connection plate 22 is made to move to different positions, the temperature control mechanism can be formed by mixing methanol and acrylonitrile, and the temperature control mechanism is not limited to one and can be changed according to actual environment requirements.
The accuse cigarette mechanism is including inlaying the shot-light 17 of locating the 3 inner walls of back boxes, and the inner wall of back box 3 is fixed with photosensitive sensor 18, and shot-light 17 is corresponding with photosensitive sensor 18 positions, and the inside of back shower 25 is equipped with the solenoid valve, and when flue gas impurity concentration is higher, the light of shot-light 17 receives and shelters from, leads to the unable contact light of photosensitive sensor 18 to the output signal of telecommunication makes back shower 25 open, and then subsides impurity through the water spray.
In the invention, when the fan is actually used, the motor 5 drives the rear fan blade 6 and the front fan blade 7 to rotate simultaneously, and the mounting directions of the rear fan blade 6 and the front fan blade 7 relative to the main shaft of the motor 5 are opposite, so that the airflow is driven in the same direction after rotating, enters the rear box 3 through the inner through pipe 8 under the driving of the front fan blade 7 and is then driven by the rear fan blade 6 to be discharged outwards, and the whole effect is better;
because the pipe sleeve 2 is filled with cooling water flow, heat can be transferred to the water flow in the process that the air flow passes through the inner through pipe 8, so that the temperature of the air flow is greatly reduced, the temperature of the air flow is controlled after the air flow is discharged, the direct pollution to the environment is reduced, the difficulty of subsequent equipment for treating flue gas is reduced, the heat generated by the operation of the motor 5 is absorbed by the water flow, the motor 5 keeps the effective operation temperature, the motor 5 is not in direct contact with the air flow, the damage speed of the motor 5 is greatly reduced, and the service life of the motor 5 is greatly prolonged;
in the process of rotation of the rear fan blade 6, the adsorption block 14 thereon rotates along with the rear fan blade, so that the adsorption block intermittently approaches the piston plate 13, the piston plate 13 is subjected to magnetic adsorption and the elastic force of the return spring 12 and continuously reciprocates, water flow in the pipe sleeve 2 is extracted through the reciprocating motion of the piston plate 13, the water flow enters the water pumping tank 10 through the water through pipe 15 and then is extruded by the piston plate 13 to enter the circulating pipe 16, the water flow finally enters the water tank 29, the water flow in the water tank 29 passes through the other pipeline of the circulating pipe 16 and is supplemented into the pipe sleeve 2 through the water return pipe 31, and therefore the circulating exchange of the water flow in the pipe sleeve 2 and the water flow in the water tank 29 is realized, the water flow in the water tank 29 can be in contact with outside air to quickly dissipate heat, the temperature of the water flow in the pipe sleeve 2 is kept stable, and the effect of continuously absorbing heat and reducing temperature is achieved;
when the concentration of the discharged flue gas is high, the light penetrability inside the rear box 3 is reduced when the airflow is discharged, so that the photosensitive sensor 18 cannot effectively receive the light of the spotlight 17, an electric signal is given, the electromagnetic valve inside the rear spray pipe 25 is opened, part of the water flow enters the rear spray pipe 25 in the process of pumping water by the piston plate 13, and then the water flow is sprayed out by the rear spray head 26, and the atomized water flow is sprayed out, so that the adsorption and sedimentation of the flue gas impurities are realized, the discharged airflow does not excessively pollute the environment, and meanwhile, the settled impurities are pushed out by the airflow after being subsequently accumulated, so that the treatment is facilitated, and the pollution equipment can not be blocked;
when the temperature of the flue gas is too high, part of the evaporated liquid in the control box 11 is gasified and expands, so that the sealing plate 20 is pushed to move, the sealing plate 20 drives the electric plate 22 to move, the electric plate 22 is finally contacted with the low contact 23, the electromagnetic valve in the front spray pipe 27 is opened, water flow can be sprayed out from the front spray head 28, the air flow is fully contacted with atomized water flow before entering the equipment, effective cooling treatment is achieved, and the flue gas is prevented from being overheated to damage the equipment;
when the flue gas temperature lasts the rising, the inside evaporation liquid of control box 11 is whole to be gasified, thereby make closing plate 20 promote to connect electroplax 22 to remove to extreme position, thereby make and connect electroplax 22 and the contact of high contact 24, make the inside solenoid valve of interior siphunculus 8 close, and open the inside solenoid valve of outer siphunculus 9, make the high fever flue gas only pass through from outer siphunculus 9, no longer with the inside rivers contact of rivers pipe box 2, guarantee the stability of the inside temperature of pipe box 2, thereby avoid motor 5 and thermal isolation, avoid under the ultra-temperature state motor 5 impaired unable continuous work, thereby guarantee that the flue gas can last under the high temperature state to be discharged.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (4)
1. The improved structure of the axial-flow high-temperature smoke exhaust fan comprises a front box (1), and is characterized in that a pipe sleeve (2) is fixed on the side wall of the front box (1), a rear box (3) is fixed on the end part of the pipe sleeve (2), a machine sleeve (4) is fixed on the side walls of the front box (1) and the rear box (3) together, a motor (5) is fixed on the inner wall of the machine sleeve (4), the motor (5) is a double-head motor, two output shafts of the motor (5) are respectively fixed with a rear fan blade (6) and a front fan blade (7), the rear fan blade (6) and the front fan blade (7) are respectively located in the rear box (3) and the front box (1), a plurality of inner through pipes (8) and outer through pipes (9) communicated with the interior of the rear box (3) are inserted through the side wall of the front box (1), the inner through pipes (8) are located in the pipe sleeve (2), the outer through pipes (9) are located outside the pipe sleeve (2), a water tank (10) is fixed on the outer wall of the pipe sleeve (2), a water tank (10) and a control mechanism (11) and a control mechanism for controlling the spraying of the rear box (3) is arranged inside;
the water pumping driving mechanism comprises a piston plate (13) connected with the inner wall of a water pumping tank (10) through a return spring (12), the piston plate (13) is connected with the inner wall of the water pumping tank (10) in a sealing and sliding mode, an adsorption block (14) is embedded in the side wall of a rear fan blade (6), a water through pipe (15) communicated with the inside of the water pumping tank (10) is inserted in the side wall of a pipe sleeve (2) in a penetrating mode, a circulating pipe (16) is inserted in the side wall of the water pumping tank (10) in a penetrating mode, the end portion of the circulating pipe (16) is communicated with a water tank (29), and a water return pipe (31) communicated with the inside of the circulating pipe (16) is inserted in the side wall of the pipe sleeve (2) in a penetrating mode;
a partition plate (30) is fixed on the inner wall of the circulating pipe (16), the circulating pipe (16) is divided into two water passing paths by the partition plate (30), one-way valves are arranged in the two water passing paths, the one-way valves are arranged inside the water passing pipe (15) and the water return pipe (31), and the adsorption block (14) is a permanent magnet.
2. The improved structure of axial-flow type high-temperature smoke exhaust fan according to claim 1, wherein the spraying transfer mechanism comprises a rear spray pipe (25) and a front spray pipe (27) inserted through the side wall of the pumping water tank (10), the ends of the rear spray pipe (25) and the front spray pipe (27) are respectively provided with a rear spray head (26) and a front spray head (28), the insides of the rear spray pipe (25) and the front spray pipe (27) are respectively provided with a one-way valve, and the positions of the rear spray pipe (25) and the front spray pipe (27) correspond to the positions of the rear tank (3) and the front tank (1), respectively.
3. The improved structure of the axial-flow high-temperature smoke exhaust fan according to claim 2, wherein the temperature control mechanism comprises a sealing plate (20) connected with the inner wall of the control box (11) through a connecting spring (19), the sealing plate (20) is connected with the inner wall of the control box (11) in a sliding and sealing manner, a connecting rod (21) is fixed on the side wall of the sealing plate (20), an electric connection plate (22) is fixed on the end of the connecting rod (21), a pair of low contacts (23) and a pair of high contacts (24) are fixed on the inner wall of the control box (11), the control box (11) is filled with evaporated liquid, and electromagnetic valves are arranged inside the inner through pipe (8), the outer through pipe (9) and the front spray pipe (27).
4. The improved structure of axial-flow type high-temperature smoke exhaust fan according to claim 2, wherein the smoke control mechanism comprises a spot light (17) embedded in the inner wall of the rear box (3), a photosensitive sensor (18) is fixed on the inner wall of the rear box (3), the spot light (17) corresponds to the photosensitive sensor (18), and an electromagnetic valve is arranged inside the rear spray pipe (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111623548.8A CN114251294B (en) | 2021-12-28 | 2021-12-28 | Improved structure of axial-flow type high-temperature smoke exhaust fan |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111623548.8A CN114251294B (en) | 2021-12-28 | 2021-12-28 | Improved structure of axial-flow type high-temperature smoke exhaust fan |
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| CN114251294A CN114251294A (en) | 2022-03-29 |
| CN114251294B true CN114251294B (en) | 2022-11-18 |
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| CN202111623548.8A Active CN114251294B (en) | 2021-12-28 | 2021-12-28 | Improved structure of axial-flow type high-temperature smoke exhaust fan |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3026517C2 (en) * | 1980-07-12 | 1983-09-15 | Fa. Julius Söhnle, 7157 Murrhardt | Smoke fan |
| FR3050515B1 (en) * | 2016-04-20 | 2019-04-26 | Soler & Palau Research S.L | FUME EXTRACTOR HOUSING |
| CN209115356U (en) * | 2018-11-02 | 2019-07-16 | 甘肃焕新风机设备制造有限公司 | A kind of Novel axial flow type fire-protection high temp |
| CN209524598U (en) * | 2018-12-29 | 2019-10-22 | 绍兴上虞恒运通风设备有限公司 | A kind of blower with purification humidification function |
| CN213298324U (en) * | 2020-08-28 | 2021-05-28 | 福建凯威消防通风设备有限公司 | High-temperature axial-flow type fire-fighting smoke exhaust fan |
| CN213510699U (en) * | 2020-11-19 | 2021-06-22 | 中电建路桥集团有限公司 | Exhaust device for tunnel |
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2021
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Denomination of invention: Improved structure of an axial flow high-temperature smoke exhaust fan Effective date of registration: 20230511 Granted publication date: 20221118 Pledgee: Jiangsu Jingjiang Rural Commercial Bank Co.,Ltd. Dajue Branch Pledgor: JINGJIANG YIKAI VENTILATION EQUIPMENT Co.,Ltd. Registration number: Y2023980040216 |
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