CN109453595B - Mining explosion-proof dust collector - Google Patents
Mining explosion-proof dust collector Download PDFInfo
- Publication number
- CN109453595B CN109453595B CN201811444446.8A CN201811444446A CN109453595B CN 109453595 B CN109453595 B CN 109453595B CN 201811444446 A CN201811444446 A CN 201811444446A CN 109453595 B CN109453595 B CN 109453595B
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- box body
- dust removal
- exhaust fan
- pressure water
- dust
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- 239000000428 dust Substances 0.000 title claims abstract description 112
- 238000005065 mining Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 80
- 239000010865 sewage Substances 0.000 claims abstract description 37
- 239000007921 spray Substances 0.000 claims abstract description 24
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 7
- 238000000889 atomisation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 18
- 230000006378 damage Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 206010035653 pneumoconiosis Diseases 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention belongs to the technical field of dust removal devices, in particular to a mining explosion-proof dust removal device, which comprises a dust removal box body and an exhaust device; the exhaust device is provided with a fixed seat, an exhaust fan is arranged in the fixed seat, a high-pressure water spray nozzle is arranged on the blade of the exhaust fan, and the high-pressure water spray nozzle is connected with a high-pressure water delivery pipe; the upper part of the exhaust fan is connected with a brush head, blind holes are formed in blades of the exhaust fan, and steel balls are arranged in the blind holes; the high-pressure water spray nozzle is communicated with the blind hole; the high-pressure water delivery pipe is connected with the blind hole; a filter plate is arranged in the dust removal box body, a spraying device is arranged at the top of the dust removal box body, a sewage outlet is arranged at the bottom of the dust removal box body, and a sewage bag is arranged at the outer side of the sewage outlet; the filter plates are connected in the dust removal box body through a second spring, and every two filter plates are connected through a spring rope; the brush head is contacted with the filter plate; the spraying device is provided with a spray pipe, and an atomization nozzle is arranged on the spray pipe; according to the invention, the steel ball is pushed by water pressure to compress the spring, so that the impact force of the water pressure is reduced, and the service life of the exhaust fan is prolonged.
Description
Technical Field
The invention belongs to the technical field of dust removal devices, and particularly relates to a mining explosion-proof dust removal device.
Background
With the large-scale development of industries such as mines, metallurgy, glass manufacturing, ceramics, refractory materials, building materials and the like, the harm of dust is gradually recognized by people, and unsafe factors such as mechanical abrasion are brought to the production; dust such as coal, flour and the like easily cause combustion explosion and the like, and cause great economic loss; quartz and dust containing free silica can cause pneumoconiosis to workers working for long periods of time, serious health damage, even loss of work ability or premature death.
Patent document 1: mining water jet explosion-proof dust collector, application number: 201510735203X
In the above patent document 1, there is provided an explosion-proof dust collector for mine, which is operated by inputting high-pressure water into a high-pressure water nozzle, jetting water jet from the high-pressure water nozzle, driving a fan to rotate by recoil power, generating negative pressure on the inner side of the device, sucking dust in a tunnel or a working surface, adsorbing the dust on a filter plate in a dust collection box, and spraying, humidifying and removing dust to dust-containing air and the filter plate by the spray device in the dust suction process; the dust is washed out to the bottom of the device in the dust removal process, dust and dirt are discharged through the drain outlet, the dust removal process does not relate to an electric device, the explosion-proof problem cannot occur, the double modes of humidification and filtration are utilized in dust removal, the equipment is small in size, simple in structure and good in dust removal effect, and the dust removal rate reaches more than 98% after experimental use, so that the dust removal device completely meets the requirements of industrial production. But above-mentioned dust collector can receive the influence of shake in the use, leads to the dust removal effect to reduce, simultaneously, blocks up the filter easily after water smoke and the dust combine and influences the dust removal effect, and the water of high-pressure water pipe is through the easy damage exhaust fan blade when high-pressure water spout blowout simultaneously, leads to the dust removal effect lower.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the mining explosion-proof dust removing device, which is mainly used for solving the problem that the dust removing effect of the common mining dust removing device is easily influenced.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a mining explosion-proof dust collector, which comprises a dust collector box body and an exhaust device connected with the dust collector box body, wherein one end of the dust collector box body is provided with an air inlet, and the other end of the dust collector box body is provided with an air outlet; the exhaust device is a recoil type exhaust device, the recoil type exhaust device is provided with a fixed seat, the fixed seat is of a cavity structure, an exhaust fan is arranged in the cavity, a high-pressure water spray nozzle is arranged on the same side of an exhaust fan blade, and the high-pressure water spray nozzle is connected with a high-pressure water delivery pipe; the rotary center of the exhaust fan is connected with a brush head through a rotary shaft, a blind hole is formed in the position, corresponding to the high-pressure water spray nozzle, of the exhaust fan blade, and a steel ball connected to the tail end of the blind hole through a first spring is arranged in the blind hole; the high-pressure water spray nozzle is in through connection with the blind hole; the high-pressure water delivery pipe is connected with the opening end of the blind hole; the dust removing box body is cuboid, filter plates are arranged in the dust removing box body at intervals, a spraying device is arranged at the top of the dust removing box body, a sewage outlet is arranged at the bottom of the dust removing box body, and a sewage bag is arranged at the outer side of the sewage outlet; the upper end and the lower end of each filter plate are connected in the dust removal box body through a second spring, and every two filter plates are connected through a spring rope; the brush head is contacted with the filter plate close to the exhaust fan; the spraying device is provided with a spraying pipe, and atomizing nozzles are arranged on the spraying pipe at intervals;
when the dust removing device works, water in the high-pressure water pipe enters the blind hole to push the steel ball compression spring, so that the water is sprayed out of the high-pressure water spray nozzle, the water pressure compression spring is used for reducing the impact force of the water pressure on the blind hole when the water enters the blind hole, the service life of the blades of the exhaust fan is prolonged, meanwhile, when the water pressure is insufficient, the water quantity of the opened nozzles is regulated and controlled by the steel ball, the reverse thrust received by the exhaust fan is increased, the rotation speed of the exhaust fan is ensured, the exhaust effect is ensured, the smoothness of air passing through the dust removing box body is improved, the brush head and the filter plates vibrate under the action of the springs along with the rotation of the exhaust fan, and the filter plates vibrate together through spring ropes connected among the filter plates, so that dust and atomized water vapor are prevented from being combined to form paste-like and adhering to the filter plates to block the filter plates, and the dust removing effect is ensured; the dust in the air is absorbed by the water mist and then shaken off at the lower end of the dust removing box body, and the dust enters the sewage bag through the sewage outlet, so that the sewage bag is convenient to clean and convenient to carry; because the device does not contain electrical elements, the device cannot meet the possibility of short circuit of water, and has an explosion-proof function.
Preferably, the brush head is provided with rubber bristles, and the brush head is detachably connected with the rotating shaft; during operation, the rubber brush hair is prevented from rubbing for a long time to damage the filter plate, and the detachable brush head is convenient to replace and maintain.
Preferably, the bottom of the dust removing box body is obliquely arranged at a position close to the sewage outlet; during operation, filtered sewage falls into the sewage bag through the sewage outlet more easily, and sewage accumulation is avoided, and the dust removal effect is influenced.
Preferably, the outer side wall of the dust removing box body is symmetrically provided with a bracket; the lower end of the bracket is provided with a universal wheel; during operation, the use position can be replaced at will through the universal wheel that sets up, improves the practicality, is applicable to multiple occasion.
Preferably, the articulated part of the universal wheel is also articulated with a ground penetrating rod; during operation, the ground penetrating rod is rotated to penetrate into the soil at the using position to fix the ground penetrating rod, so that the using stability is improved.
Preferably, the ground penetrating rod is provided with a plurality of barb structures; during operation, the barb structure has improved the stability when the device is used more, avoids the shake during operation under the ore deposit to exert an influence on the dust removal effect of device.
Preferably, three uniformly distributed air bags are arranged in the universal wheel; when the dust collector is in operation, the box body is dragged, the universal wheel is adapted to complex mine pavement through the arrangement of the air bags, vibration of the dust collector is reduced, and the service life is prolonged.
The beneficial effects of the invention are as follows:
1. According to the invention, the steel ball is pushed by water pressure to compress the spring, so that the impact force of water pressure on the blind hole is reduced when water enters the blind hole, the service life of the exhaust fan blade is prolonged, when the water pressure is insufficient, the water quantity of the opened nozzle is regulated and controlled by the steel ball, the reverse thrust received by the exhaust fan is increased, the rotation speed of the exhaust fan is ensured, the exhaust effect is ensured, the smoothness of air passing through the dust removal box body is improved, and the dust removal effect is improved.
2. According to the invention, the filter plates vibrate under the action of the first spring through friction between the brush head and the filter plates, and the filter plates vibrate together through the spring ropes connected among the filter plates, so that dust and atomized water vapor are prevented from being combined to form paste which is attached to the filter plates, the filter plates are blocked, and the dust removing effect is ensured.
3. According to the invention, dust in the air is adsorbed by the water mist and then shaken off at the lower end of the dust removing box body, and enters the sewage bag through the sewage outlet, so that the sewage belt is convenient to clean and convenient to carry; because the device does not contain electrical elements, the device cannot meet the possibility of short circuit of water, and has an explosion-proof function.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a block diagram of a dust collection tank and exhaust apparatus;
FIG. 3 is a cross-sectional view of the universal wheel;
FIG. 4 is a partial cross-sectional view of an exhaust fan;
in the figure: the dust removal box body 1, the exhaust device 2, the fixed seat 3, the exhaust fan 4, the high-pressure water spray nozzle 5, the high-pressure water delivery pipe 6, the brush head 7, the blind hole 8, the steel ball 9, the filter plate 10, the spray device 11, the spray pipe 111, the atomizing nozzle 112, the sewage outlet 12, the sewage bag 121, the spring rope 13, the bracket 14, the universal wheel 15, the ground penetrating rod 16 and the air bag 17.
Detailed Description
An explosion-proof dust collector for mining according to an embodiment of the present invention will be described below with reference to fig. 1 to 4.
As shown in fig. 1,2 and 4, the mining explosion-proof dust collector of the invention comprises a dust collector body 1 and an exhaust device 2 connected with the dust collector body 1, wherein one end of the dust collector body 1 is provided with an air inlet, and the other end of the dust collector body 1 is provided with an air outlet; the exhaust device 2 is a recoil type exhaust device, the recoil type exhaust device is provided with a fixed seat 3, the fixed seat 3 is of a cavity structure, an exhaust fan 4 is arranged in the cavity, the same side of blades of the exhaust fan 4 is provided with a high-pressure water spray nozzle, and the high-pressure water spray nozzle 5 is connected with a high-pressure water delivery pipe 6; the rotary center of the exhaust fan 4 is connected with a brush head 7 through a rotary shaft, a blind hole 8 is formed in the position, corresponding to the high-pressure water spray nozzle, of the blade of the exhaust fan 4, and a steel ball 9 connected to the tail end of the blind hole 8 through a spring is arranged in the blind hole 8; the high-pressure water spray nozzle is communicated with the blind hole 8; the high-pressure water delivery pipe 6 is connected with the opening end of the blind hole 8; the dust removing box body 1 is a cuboid, filter plates 10 are arranged in the dust removing box body 1 at intervals, a spraying device 11 is arranged at the top of the dust removing box body 1, a sewage outlet 12 is arranged at the bottom of the dust removing box body 1, and a sewage bag 121 is arranged at the outer side of the sewage outlet 12; the upper end and the lower end of each filter plate 10 are connected in the dust removal box body 1 through a second spring, and every two filter plates 10 are connected through a spring rope 13; the brush head 7 is contacted with a filter plate 10 close to the exhaust fan 4; the spraying device 11 is provided with a spraying pipe 111, and atomizing nozzles 112 are arranged on the spraying pipe 111 at intervals;
When the dust removing device works, water in the high-pressure water pipe enters the blind hole 8 to push the steel ball 9 to compress the first spring, so that the water is sprayed out of the high-pressure water spray nozzle 5, the first spring is compressed by water pressure, so that the impact force of the water pressure on the blind hole 8 is reduced when the water enters the blind hole 8, the service life of blades of the exhaust fan 4 is prolonged, meanwhile, when the water pressure is insufficient, the water quantity of the opened nozzle is regulated and controlled by the steel ball 9, the reverse thrust received by the exhaust fan is increased, the rotation speed of the exhaust fan 4 is guaranteed, the exhaust effect is guaranteed, the smoothness of air passing through the dust removing box body 1 is improved, the brush head 7 rubs with the filter plates 10 along with the rotation of the exhaust fan to enable the filter plates 10 to vibrate under the action of the second spring, and the spring ropes 13 connected among the filter plates 10 vibrate together, so that dust and atomized water vapor are prevented from being combined to form paste to be attached to the filter plates 10, and the filter plates 10 are blocked, and the dust removing effect is guaranteed; the dust in the air is absorbed by the water mist and then shaken off at the lower end of the dust removal box body 1, and enters the sewage bag 121 through the sewage outlet 12, so that the sewage bag is convenient to clean and convenient to carry; because the device does not contain electrical elements, the device cannot meet the possibility of short circuit of water, and has an explosion-proof function.
As shown in fig. 2, the brush head 7 is provided with rubber bristles, and the brush head 7 is detachably connected with the rotating shaft; in operation, the rubber bristles avoid long-term friction damage to the filter plate 10, and the detachable brush head 7 is convenient to replace and maintain.
As shown in fig. 2, the bottom of the dust removing box 1 is obliquely arranged near the sewage outlet 12; in operation, filtered sewage falls into the sewage bag 121 through the sewage outlet 12 more easily, so that sewage accumulation is avoided, and the dust removal effect is influenced.
As shown in fig. 1, the outer side wall of the dust removing box 1 is symmetrically provided with a bracket 14; the lower end of the bracket 14 is provided with a universal wheel 15; during operation, the use position can be replaced at will through the universal wheel 15 that sets up, improves the practicality, is applicable to multiple occasion.
As shown in fig. 1, the articulated part of the universal wheel 15 is also articulated with a ground penetrating rod 16; when the device works, the ground penetrating rod 16 is rotated to enable the ground penetrating rod 16 to penetrate into soil at a using position to be fixed, so that using stability is improved.
As shown in fig. 1, the ground penetrating rod 16 is provided with a plurality of barb structures; during operation, the barb structure has improved the stability when the device is used more, avoids the shake during operation under the ore deposit to exert an influence on the dust removal effect of device.
As shown in fig. 3, three uniformly distributed air bags 17 are arranged in the universal wheel 15; when the box body is dragged during operation, the universal wheels 15 are adapted to complex mine pavement through the arrangement of the air bags 17, so that vibration of the dust removing device is reduced, and the service life is prolonged.
The specific working procedure is as follows:
When the dust removing device works, water in the high-pressure water pipe enters the blind hole 8 to push the steel ball 9 to compress the first spring, so that the water is sprayed out of the high-pressure water spray nozzle 5, the first spring is compressed by water pressure, so that the impact force of the water pressure on the blind hole 8 is reduced when the water enters the blind hole 8, the service life of blades of the exhaust fan 4 is prolonged, meanwhile, when the water pressure is insufficient, the water quantity of the opened nozzle is regulated and controlled by the steel ball 9, the reverse thrust received by the exhaust fan is increased, the rotation speed of the exhaust fan 4 is guaranteed, the exhaust effect is guaranteed, the smoothness of air passing through the dust removing box body 1 is improved, the brush head 7 rubs with the filter plates 10 along with the rotation of the exhaust fan to enable the filter plates 10 to vibrate under the action of the second spring, and the spring ropes 13 connected among the filter plates 10 vibrate together, so that dust and atomized water vapor are prevented from being combined to form paste to be attached to the filter plates 10, and the filter plates 10 are blocked, and the dust removing effect is guaranteed; the dust in the air is absorbed by the water mist and then shaken off at the lower end of the dust removal box body 1, and enters the sewage bag 121 through the sewage outlet 12, so that the sewage bag is convenient to clean and convenient to carry; because the device does not contain electrical elements, the device cannot meet the possibility of short circuit of water, and has an explosion-proof function.
In the description of the present invention, it should be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the scope of the present invention.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (4)
1. The utility model provides a mining explosion-proof dust collector, includes dust removal box (1) and exhaust device (2) be connected with dust removal box (1), and the one end of dust removal box (1) is equipped with the air intake, and the other end of dust removal box (1) is the air outlet, its characterized in that: the exhaust device (2) is a recoil type exhaust device, the recoil type exhaust device is provided with a fixing seat (3), the fixing seat (3) is of a cavity structure, an exhaust fan (4) is arranged in the cavity, the same side of the blades of the exhaust fan (4) is provided with a high-pressure water spray nozzle (5), and the high-pressure water spray nozzle (5) is connected with a high-pressure water delivery pipe (6); the rotary center of the exhaust fan (4) is connected with a brush head (7) through a rotary shaft, a blind hole (8) is formed in the position, corresponding to the high-pressure water spray nozzle (5), on the blade of the exhaust fan (4), and a steel ball (9) connected to the tail end of the blind hole (8) through a spring is arranged in the blind hole (8); the high-pressure water spray nozzle (5) is communicated with the blind hole (8); the high-pressure water delivery pipe (6) is connected with the opening end of the blind hole (8); the dust removing box body (1) is a cuboid, filter plates (10) are arranged in the dust removing box body (1) at intervals, a spraying device (11) is arranged at the top of the dust removing box body (1), a sewage outlet (12) is arranged at the bottom of the dust removing box body (1), and a sewage bag (121) is arranged at the outer side of the sewage outlet (12); the upper end and the lower end of each filter plate (10) are connected in the dust removal box body (1) through a second spring, and every two filter plates (10) are connected through a spring rope (13); the brush head (7) is contacted with a filter plate (10) close to the exhaust fan (4); the spraying device (11) is provided with a spraying pipe (111), and atomizing nozzles (112) are arranged on the spraying pipe (111) at intervals;
the brush head (7) is provided with rubber bristles, and the brush head (7) is detachably connected with the rotating shaft;
the bottom of the dust removing box body (1) is obliquely arranged at a position close to the sewage outlet (12);
The outer side wall of the dust removing box body (1) is symmetrically provided with a bracket (14); the lower end of the bracket (14) is provided with a universal wheel (15).
2. The mining explosion-proof dust collector of claim 1, wherein: the articulated position of the universal wheel (15) is also articulated with a ground-pricking rod (16).
3. The mining explosion-proof dust collector of claim 2, wherein: the ground penetrating rod (16) is provided with a plurality of barb structures.
4. The mining explosion-proof dust collector of claim 1, wherein: three uniformly distributed air bags (17) are arranged in the universal wheel (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444446.8A CN109453595B (en) | 2018-11-29 | 2018-11-29 | Mining explosion-proof dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444446.8A CN109453595B (en) | 2018-11-29 | 2018-11-29 | Mining explosion-proof dust collector |
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| Publication Number | Publication Date |
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| CN109453595A CN109453595A (en) | 2019-03-12 |
| CN109453595B true CN109453595B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811444446.8A Active CN109453595B (en) | 2018-11-29 | 2018-11-29 | Mining explosion-proof dust collector |
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| CN112675631A (en) * | 2020-12-30 | 2021-04-20 | 李耀红 | Automatic cleaning device of filter screen for environment-friendly flue gas treatment equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1544462A (en) * | 1976-10-22 | 1979-04-19 | Coal Ind | Dust filter apparatus |
| CN105194966A (en) * | 2015-11-03 | 2015-12-30 | 华北理工大学 | Mining water-jet explosion-proof dust removing device |
| CN106178785A (en) * | 2016-08-16 | 2016-12-07 | 张东 | A kind of economic benefits and social benefits intelligence haze air purifier |
| CN107569961A (en) * | 2017-10-25 | 2018-01-12 | 天津天清环保科技股份有限公司 | A kind of Novel dust collection device |
| CN108704416A (en) * | 2018-05-23 | 2018-10-26 | 帕提古丽·奥布力 | A kind of desulfurizing industrial fume denitration dust collecting device |
| CN209423243U (en) * | 2018-11-29 | 2019-09-24 | 安徽省皖北煤电集团有限责任公司 | A kind of mining explosion-proof dust-extraction unit |
-
2018
- 2018-11-29 CN CN201811444446.8A patent/CN109453595B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1544462A (en) * | 1976-10-22 | 1979-04-19 | Coal Ind | Dust filter apparatus |
| CN105194966A (en) * | 2015-11-03 | 2015-12-30 | 华北理工大学 | Mining water-jet explosion-proof dust removing device |
| CN106178785A (en) * | 2016-08-16 | 2016-12-07 | 张东 | A kind of economic benefits and social benefits intelligence haze air purifier |
| CN107569961A (en) * | 2017-10-25 | 2018-01-12 | 天津天清环保科技股份有限公司 | A kind of Novel dust collection device |
| CN108704416A (en) * | 2018-05-23 | 2018-10-26 | 帕提古丽·奥布力 | A kind of desulfurizing industrial fume denitration dust collecting device |
| CN209423243U (en) * | 2018-11-29 | 2019-09-24 | 安徽省皖北煤电集团有限责任公司 | A kind of mining explosion-proof dust-extraction unit |
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| CN109453595A (en) | 2019-03-12 |
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Effective date of registration: 20240325 Address after: 273500, No. 189 Fubei Road, Beisu Town, Zoucheng City, Jining City, Shandong Province Applicant after: Shandong Norrise Electromechanical Technology Co.,Ltd. Country or region after: China Address before: 234000 No. 157, Xichang Road, Suzhou, Anhui Applicant before: WANBEI COAL-ELECTRICITY GROUP Co.,Ltd. Country or region before: China |
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