CN111963456B - Ventilation device capable of automatically adjusting air intake based on mine - Google Patents
Ventilation device capable of automatically adjusting air intake based on mine Download PDFInfo
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- CN111963456B CN111963456B CN202010806710.9A CN202010806710A CN111963456B CN 111963456 B CN111963456 B CN 111963456B CN 202010806710 A CN202010806710 A CN 202010806710A CN 111963456 B CN111963456 B CN 111963456B
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- 238000009423 ventilation Methods 0.000 title claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
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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
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting vanes
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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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
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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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/34—Blade mountings
- F04D29/36—Blade mountings adjustable
- F04D29/362—Blade mountings adjustable during rotation
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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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/665—Sound attenuation by means of resonance chambers or interference
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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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Air-Flow Control Members (AREA)
Abstract
The invention belongs to the technical field of mines, and particularly relates to a ventilation device capable of automatically adjusting air intake based on a mine, wherein a rotating shaft is rotatably connected inside a mounting seat, a rotating blade is fixedly connected to the outer surface of the rotating shaft, a protective frame is fixedly connected inside the rotating blade, a flow guide groove is formed in the protective frame, a limiting spring is movably connected inside the protective frame, one side of the limiting spring is movably connected with a limiting clamping strip, the upper end of the limiting clamping strip is fixedly connected with a limiting column, the upper end of the limiting column is fixedly connected with a supporting seat, the inner wall of the protective frame is movably connected with a pressure spring, one side of the pressure spring is fixedly connected with a top column, one side of the top column is fixedly connected with a pushing rod, and a limiting groove is formed in the pushing rod. When the gas extraction device is used, partial gas in a mine can be quickly extracted, so that the ventilation of the mine is ensured, and the safety of mine operation is improved.
Description
Technical Field
The invention belongs to the technical field of mines, and particularly relates to a ventilation device capable of automatically adjusting air intake based on a mine.
Background
The coal pressing quantity under the third place of a production mine in China reaches 143 hundred million tons, along with the high-speed development of economy in China, the development and utilization of coal resources are higher and higher, and the coal pressing mining under buildings, under railways, under water and on pressure water (the third next upper place) becomes a main problem facing coal mining. For a long time, the coal pressing under the construction of China mainly adopts village relocation, strip mining, water sand filling, overlying strata separation layer grouting and other modes.
Because the mine is dug deeply, the lower part of the mine often has more gas, so often need better ventilation system to ventilate the bleed air to the mine below, guarantee the security of the inside operation of mine, some ventilation unit at present only ventilate with certain speed, can not come from adjusting according to the inside self condition of mine, use for a long time simultaneously, its blade often can pile up more impurity, it is comparatively troublesome to clear up, the life of ventilation unit has been influenced, then, in view of this, study the improvement to current structure and disappearance, provide one kind based on the mine with can adjust the ventilation unit of intake by oneself, in order to reach the purpose that more practical value had more.
Disclosure of Invention
In order to solve the technical problems, the invention provides a ventilation device capable of automatically adjusting air intake based on a mine, which is achieved by the following specific technical means:
a ventilation device capable of automatically adjusting air intake based on a mine comprises a mounting seat, wherein the interior of the mounting seat is rotatably connected with a rotating shaft, the outer surface of the rotating shaft is fixedly connected with a rotating blade, the interior of the rotating blade is fixedly connected with a protective frame, the interior of the protective frame is provided with a diversion trench, the interior of the protective frame is movably connected with a limiting spring, one side of the limiting spring is movably connected with a limiting clamping strip, the upper end of the limiting clamping strip is fixedly connected with a limiting column, the upper end of the limiting column is fixedly connected with a supporting seat, the inner wall of the protective frame is movably connected with a pressure spring, one side of the pressure spring is fixedly connected with a top column, one side of the top column is fixedly connected with a pushing rod, the interior of the pushing rod is provided with a limiting trench, the upper surface and the lower surface of the pushing rod are both rotatably connected with an adjusting rod, and one side of the pushing rod is movably connected with an arc-shaped plate, the utility model discloses a protection frame, including arc, protection frame, air current chamber, expansion piece, cleaning rod, telescopic spring, the side surface swing joint of arc has the expansion piece, the air current chamber has been seted up to the inside of protection frame, the inside in air current chamber is provided with hinders the chamber, the side surface of expansion piece rotates and is connected with the extension post, the one end of extending the post is rotated and is connected with cleaning rod, one side of cleaning rod and the inner wall swing joint that is located rotating vane have the telescopic spring, the slip rail has been seted up on rotating vane's surface.
Furthermore, the outer surface of the limiting clamping strip is provided with a connecting pipe, one end of the connecting pipe penetrates through the inside of the diversion trench, and the outer surface of the limiting spring is provided with a supporting frame.
Furthermore, the diameter of the limiting column is matched with that of the limiting groove, the limiting column can be clamped inside the limiting groove, and the adjacent limiting grooves are equidistantly arranged.
Further, the inside of pressure spring is provided with the elasticity post, and the elasticity post can promote the fore-set, later promotes the propelling movement pole, the width of fore-set is less than the width of propelling movement pole, the material of spacing card strip is paper fibre, and it meets water and softens.
Furthermore, the surface of the pushing rod is provided with a rotating rod matched with the adjusting rod, and the other end of the adjusting rod is movably connected with the inner wall of the protective frame.
Further, the inside of protection frame is provided with the slide rail with arc board looks adaptation, the diameter of expansion piece is less than rotating vane's diameter, and the expansion piece can increase rotating vane's area.
Furthermore, the surface of the cleaning rod is provided with a cleaning brush, the surface of the cleaning rod is fixedly connected with limiting teeth, and the limiting teeth are arranged inside the sliding rail.
Compared with the prior art, the invention has the following beneficial effects:
1. the ventilation device capable of automatically adjusting the air intake based on the mine is characterized in that water vapor floats upwards and contacts with the rotating blades, then the water vapor is condensed on the surfaces of the limiting clamping strips through the diversion trenches inside the rotating blades, the limiting clamping strips are made of paper fibers and become soft after meeting the water vapor, then the limiting clamping strips are separated from the limiting position of the limiting springs, the limiting columns on the upper portions of the limiting clamping strips are separated from the inside of the limiting trenches, the pushing rods are not limited any more by the limiting columns, the pushing rods are pushed by the pushing columns under the restoration of the pressure springs, the pushing rods drive the adjusting rods to deflect at a certain angle, the arc-shaped plates and the expansion pieces are pushed out from the inside of the rotating blades by the pushing rods, the whole area of the rotating blades is increased, the air output of the fan is in direct proportion to the area of the rotating blades at the same rotating speed, and the ventilation of the ventilation device can be increased at the moment, the ventilation of mine has been guaranteed to the inside partial gas of messenger's mine that can be very fast taking out from, has improved the security of mine operation, can come the not equidimension of propelling movement piece according to different humidity moreover to guarantee the inside different air volumes of mine, it is more convenient to use.
2. This ventilation unit based on mine is with adjusting intake by oneself, through when the extension piece is by the propelling movement, the side surface of extension piece can drive the extension post tensile, makes extension post tensile clean pole and extension spring, later clean pole can rotate along the inside of sliding rail, makes clean pole clear away the surface of rotating vane, has guaranteed the clean and tidy nature on rotating vane surface, avoids its surface dust to pile up more and influence the life of this device.
3. This ventilation unit based on mine is with adjusting intake by oneself, in order to reduce the noise when the extension piece expands, the surface at the protective frame has set up the air current chamber, the sound that its blade produced can pass through the air current chamber, later because the length difference in two air current chambers equals the half of the sound wave wavelength that the extension piece produced, simultaneously under the effect that hinders the chamber, the sound wave can receive certain hindrance effect, make the sound wave to two direction diffusion, make simultaneously to interfere the mutual offset and then weaken the sound intensity taking place at the sound wave in transmission stack in-process, make the noise reduce, brought the convenience for staff's use.
Drawings
FIG. 1 is a schematic sectional view of the mounting base of the present invention;
FIG. 2 is a partial structural view of a protective frame according to the present invention;
FIG. 3 is a schematic view of a portion of the arcuate plate of the present invention;
FIG. 4 is an enlarged view at A in FIG. 3;
FIG. 5 is a schematic view of the stent of the present invention when deployed;
FIG. 6 is a schematic view of an extended column according to the present invention;
fig. 7 is an enlarged view at B in fig. 6.
In the figure: 1. a mounting seat; 2. a rotating shaft; 3. a rotating blade; 4. a protective frame; 5. a diversion trench; 6. a limit spring; 7. limiting clamping strips; 8. a limiting column; 9. a supporting seat; 10. a pressure spring; 11. a top pillar; 12. a push rod; 13. a limiting groove; 14. adjusting a rod; 15. an arc-shaped plate; 16. expanding the sheet; 17. an airflow chamber; 18. an obstruction lumen; 19. extending the column; 20. a cleaning rod; 21. a tension spring; 22. a sliding rail.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in figures 1 to 7:
the invention provides a ventilation device capable of automatically adjusting air intake based on a mine, which comprises an installation seat 1, wherein the interior of the installation seat 1 is rotatably connected with a rotating shaft 2, the outer surface of the rotating shaft 2 is fixedly connected with a rotating blade 3, the interior of the rotating blade 3 is fixedly connected with a protective frame 4, the interior of the protective frame 4 is provided with a diversion trench 5, the interior of the protective frame 4 is movably connected with a limiting spring 6, one side of the limiting spring 6 is movably connected with a limiting clamping strip 7, the outer surface of the limiting clamping strip 7 is provided with a connecting pipe, one end of the connecting pipe penetrates through the interior of the diversion trench 5, the outer surface of the limiting spring 6 is provided with a support frame, the upper end of the limiting clamping strip 7 is fixedly connected with a limiting column 8, the upper end of the limiting column 8 is fixedly connected with a support seat 9, vapor is condensed on the surface of the limiting clamping strip 7 through the diversion trench 5 in the rotating blade 3, and the limiting clamping strip 7 is made of paper fiber, it softens after it encounters water vapor.
The inner wall of the protective frame 4 is movably connected with a pressure spring 10, one side of the pressure spring 10 is fixedly connected with a top post 11, one side of the top post 11 is fixedly connected with a push rod 12, a limit groove 13 is arranged inside the push rod 12, the diameter of the limit post 8 is matched with that of the limit groove 13, the adjacent limit grooves 13 are arranged at equal intervals, the upper surface and the lower surface of the push rod 12 are both rotatably connected with an adjusting rod 14, the surface of the push rod 12 is provided with a rotating rod matched with the adjusting rod 14, the other end of the adjusting rod 14 is movably connected with the inner wall of the protective frame 4, an elastic post is arranged inside the pressure spring 10, the width of the top post 11 is smaller than that of the push rod 12, one side of the push rod 12 is movably connected with an arc-shaped plate 15, the side surface of the arc-shaped plate 15 is movably connected with an expansion piece 16, the inside of the protective frame 4 is provided with a slide rail matched with the arc-shaped plate 15, the push rod 12 drives the adjusting rod 14 to deflect at a certain angle, make push rod 12 release arc 15 and extension piece 16 from rotating vane 3's inside, rotating vane 3's whole area increase this moment, owing to under the same rotational speed, the air output of fan is directly proportional with rotating vane's area, so can increase this device's air volume this moment, can be very fast make the inside part gas of mine take out from, guaranteed the ventilation of mine, improved the security of mine operation.
The diameter of the expansion piece 16 is smaller than that of the rotary blade 3, the air flow cavity 17 is formed in the protection frame 4, the blocking cavity 18 is formed in the air flow cavity 17, the side surface of the expansion piece 16 is rotatably connected with the extension column 19, one end of the extension column 19 is rotatably connected with the cleaning rod 20, one side of the cleaning rod 20 and the inner wall of the rotary blade 3 are movably connected with the telescopic spring 21, the surface of the rotary blade 3 is provided with the sliding rail 22, the surface of the cleaning rod 20 is provided with the cleaning brush, the surface of the cleaning rod 20 is fixedly connected with the limiting teeth, the limiting teeth are arranged in the sliding rail 22, the side surface of the expansion piece 16 can drive the extension column 19 to stretch, the cleaning rod 20 and the telescopic spring 21 are stretched by the extension column 19, then the cleaning rod 20 can rotate along the inside of the sliding rail 22, the cleaning rod 20 can clear the surface of the rotary blade 3, and the neatness of the surface of the rotary blade 3 is guaranteed, the influence on the service life of the device caused by more dust accumulation on the surface of the device is avoided.
The specific use mode and function of the embodiment are as follows: when the device is used, the device is installed at a proper position of a mine through the installation seat 1, an external drive is started to drive the rotating shaft 2 and the rotating blades 3 to rotate so as to supply air and exhaust air to the interior of the mine, a large amount of water vapor is usually generated due to the diversification of the internal environment of the mine, the water vapor floats upwards and contacts with the rotating blades 3, then the water vapor is condensed on the surface of the limiting clamping strip 7 through the diversion trench 5 in the rotating blades 3, the limiting clamping strip 7 is made of paper fibers and becomes soft after meeting the water vapor, then the limiting clamping strip 7 is separated from the limiting of the limiting spring 6, the limiting column 8 on the upper part of the limiting clamping strip is separated from the interior of the limiting trench 13, the pushing column 8 does not limit the pushing rod 12 any more, under the restoration of the pressure spring 10, the pushing column 11 pushes the pushing rod 12, the pushing rod 12 drives the adjusting rod 14 to deflect at a certain angle, and the pushing rod 12 pushes the arc-shaped plate 15 and the expansion piece 16 out of the interior of the rotating blades 3, the whole area increase of rotor blade 3 this moment, because under the same rotational speed, the air output of fan is directly proportional with rotor blade's area, so can increase the air volume of this device this moment, can be very fast make the inside partial gas of mine take out from, the ventilation of mine has been guaranteed, the security of mine operation has been improved, and can come the not equidimension of propelling movement piece 16 according to different humidity, thereby guarantee the inside different air volumes of mine, it is more convenient to use.
When extension piece 16 was promoted, extension piece 16's side surface can drive extension post 19 tensile, makes extension post 19 tensile clean pole 20 and expanding spring 21, and later clean pole 20 can rotate along the inside of sliding rail 22, makes clean pole 20 clear away the surface of rotating vane 3, has guaranteed the clean and tidy nature on rotating vane 3 surface, avoids its surface dust to pile up more and influence the life of this device.
In order to reduce the noise when expansion piece 16 rotates, airflow cavity 17 has been set up on the surface of protection frame 4, the sound that its blade produced can pass through airflow cavity 17, later because the length difference of two airflow cavities 17 equals half of the sound wave wavelength that expansion piece 16 produced, simultaneously under the effect that hinders chamber 18, the sound wave can receive certain hindrance effect, make the sound wave to two directions diffusion, make simultaneously to interfere at the sound wave and offset each other and then weaken the sound intensity taking place in the transmission stack in-process, make the noise reduce, brought the convenience for staff's use.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (1)
1. The utility model provides a can adjust ventilation unit of intake by oneself based on mine, includes mount pad (1), its characterized in that: the inner part of the mounting seat (1) is rotatably connected with a rotating shaft (2), the outer surface of the rotating shaft (2) is fixedly connected with a rotating blade (3), the inner part of the rotating blade (3) is fixedly connected with a protective frame (4), a diversion trench (5) is formed in the protective frame (4), the inner part of the protective frame (4) is movably connected with a limiting spring (6), one side of the limiting spring (6) is movably connected with a limiting clamping strip (7), the upper end of the limiting clamping strip (7) is fixedly connected with a limiting column (8), the upper end of the limiting column (8) is fixedly connected with a supporting seat (9), the inner wall of the protective frame (4) is movably connected with a pressure spring (10), one side of the pressure spring (10) is fixedly connected with a jacking column (11), one side of the jacking column (11) is fixedly connected with a pushing rod (12), and a limiting groove (13) is formed in the pushing rod (12), the upper surface and the lower surface of the push rod (12) are both rotatably connected with adjusting rods (14), one side of the push rod (12) is movably connected with an arc-shaped plate (15), the side surface of the arc-shaped plate (15) is movably connected with an expansion sheet (16), an airflow cavity (17) is formed in the protective frame (4), a blocking cavity (18) is formed in the airflow cavity (17), the side surface of the expansion sheet (16) is rotatably connected with an extension column (19), one end of the extension column (19) is rotatably connected with a cleaning rod (20), the inner wall of one side of the cleaning rod (20) and positioned on the rotating blade (3) is movably connected with a telescopic spring (21), and the surface of the rotating blade (3) is provided with a sliding rail (22);
the outer surface of the limiting clamping strip (7) is provided with a connecting pipe, one end of the connecting pipe penetrates through the inside of the diversion trench (5), and the outer surface of the limiting spring (6) is provided with a supporting frame;
the diameter of the limiting column (8) is matched with that of the limiting groove (13), and the adjacent limiting grooves (13) are arranged at equal intervals;
an elastic column is arranged in the pressure spring (10), and the width of the ejection column (11) is smaller than that of the pushing rod (12);
the surface of the pushing rod (12) is provided with a rotating rod matched with the adjusting rod (14), and the other end of the adjusting rod (14) is movably connected with the inner wall of the protective frame (4);
a sliding rail matched with the arc-shaped plate (15) is arranged in the protective frame (4), and the diameter of the expansion sheet (16) is smaller than that of the rotating blade (3);
the surface of the cleaning rod (20) is provided with a cleaning brush, the surface of the cleaning rod (20) is fixedly connected with limiting teeth, and the limiting teeth are arranged inside the sliding rail (22); when the device is used, the device is installed at a proper position of a mine through the installation seat (1), an external drive is started to drive the rotating shaft (2) and the rotating blade (3) to rotate, air and air are supplied to the interior of the mine, a large amount of water vapor is usually generated due to diversified internal environments of the mine, the water vapor floats upwards and contacts with the rotating blade (3), then the water vapor is condensed on the surface of the limiting clamping strip (7) through the diversion groove (5) in the rotating blade (3), the limiting clamping strip (7) is softened after meeting the water vapor, then the limiting clamping strip (7) is separated from the limit of the limiting spring (6), the limiting column (8) on the upper portion of the limiting clamping strip is separated from the interior of the limiting groove (13), the limiting column (8) is not limited to the pushing rod (12), and the top column (11) pushes the pushing rod (12) under the return of the pressure spring (10), propelling movement pole (12) drive and adjust pole (14) and take place the deflection of certain angle, make propelling movement pole (12) release arc (15) and expansion piece (16) from the inside of rotating vane (3), the whole area increase of rotating vane (3) this moment, owing to under the same rotational speed, the air output of fan is directly proportional with rotating vane's area, so can increase the air volume of this device this moment, can be very fast make the inside part gas of mine take out and separate, the ventilation of mine has been guaranteed, the security of mine operation has been improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010806710.9A CN111963456B (en) | 2020-08-12 | 2020-08-12 | Ventilation device capable of automatically adjusting air intake based on mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010806710.9A CN111963456B (en) | 2020-08-12 | 2020-08-12 | Ventilation device capable of automatically adjusting air intake based on mine |
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| Publication Number | Publication Date |
|---|---|
| CN111963456A CN111963456A (en) | 2020-11-20 |
| CN111963456B true CN111963456B (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010806710.9A Active CN111963456B (en) | 2020-08-12 | 2020-08-12 | Ventilation device capable of automatically adjusting air intake based on mine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107571B (en) * | 2021-05-12 | 2024-05-03 | 金川集团镍钴有限公司 | Air door device for steel well wall return air small well and application method thereof |
| CN113915149A (en) * | 2021-11-17 | 2022-01-11 | 毛辉 | Improved axial flow fan |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0185900A1 (en) * | 1984-11-12 | 1986-07-02 | SIEGLE + EPPLE GmbH & Co., KG | Ventilator air flow regulation arrangement |
| CN103807188A (en) * | 2012-11-07 | 2014-05-21 | 李居长 | Telescopic ceiling fan |
| CN103967836A (en) * | 2013-01-24 | 2014-08-06 | 宏碁股份有限公司 | Fan assembly |
| CN106337840A (en) * | 2016-11-09 | 2017-01-18 | 广东美的暖通设备有限公司 | Axial-flow Wind Wheel and Airconditioner with Axial-flow Wind Wheel |
| CN107332433A (en) * | 2017-08-21 | 2017-11-07 | 重庆路格科技有限公司 | Switching Power Supply heat abstractor |
| CN208057462U (en) * | 2018-03-26 | 2018-11-06 | 张家港浦项不锈钢有限公司 | A kind of water mist wind turbine for the recycling of straightener water mist |
| CN109505643A (en) * | 2018-12-29 | 2019-03-22 | 华晋焦煤有限责任公司 | A kind of intelligence wind tube wind quantity regulating device |
| CN208845422U (en) * | 2018-10-18 | 2019-05-10 | 济南同方嘉禾科技有限公司 | A kind of blower fan of cooling tower controling adjustment device |
| CN210769425U (en) * | 2019-09-27 | 2020-06-16 | 珠海格力电器股份有限公司 | Electric fan capable of stepless regulating air quantity |
| CN211116716U (en) * | 2019-11-29 | 2020-07-28 | 佛山市南海区飞峡电器有限公司 | Ceiling fan capable of changing fan blade area |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170356664A1 (en) * | 2016-05-05 | 2017-12-14 | Darrin Walter Niemiec | Hvac delivery system in high volume low-speed fan |
-
2020
- 2020-08-12 CN CN202010806710.9A patent/CN111963456B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0185900A1 (en) * | 1984-11-12 | 1986-07-02 | SIEGLE + EPPLE GmbH & Co., KG | Ventilator air flow regulation arrangement |
| CN103807188A (en) * | 2012-11-07 | 2014-05-21 | 李居长 | Telescopic ceiling fan |
| CN103967836A (en) * | 2013-01-24 | 2014-08-06 | 宏碁股份有限公司 | Fan assembly |
| CN106337840A (en) * | 2016-11-09 | 2017-01-18 | 广东美的暖通设备有限公司 | Axial-flow Wind Wheel and Airconditioner with Axial-flow Wind Wheel |
| CN107332433A (en) * | 2017-08-21 | 2017-11-07 | 重庆路格科技有限公司 | Switching Power Supply heat abstractor |
| CN208057462U (en) * | 2018-03-26 | 2018-11-06 | 张家港浦项不锈钢有限公司 | A kind of water mist wind turbine for the recycling of straightener water mist |
| CN208845422U (en) * | 2018-10-18 | 2019-05-10 | 济南同方嘉禾科技有限公司 | A kind of blower fan of cooling tower controling adjustment device |
| CN109505643A (en) * | 2018-12-29 | 2019-03-22 | 华晋焦煤有限责任公司 | A kind of intelligence wind tube wind quantity regulating device |
| CN210769425U (en) * | 2019-09-27 | 2020-06-16 | 珠海格力电器股份有限公司 | Electric fan capable of stepless regulating air quantity |
| CN211116716U (en) * | 2019-11-29 | 2020-07-28 | 佛山市南海区飞峡电器有限公司 | Ceiling fan capable of changing fan blade area |
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Effective date of registration: 20211124 Address after: 843000 Beishan mining area, Kuqa County, Aksu Prefecture, Xinjiang Uygur Autonomous Region Applicant after: Kuqa yushuling Coal Mine Co.,Ltd. Address before: 075000 Xuanhua Vocational College of science and Technology (East Campus), No. 37, normal street, Xuanhua District, Zhangjiakou City, Hebei Province Applicant before: Li Weiqiang |
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