CN114260084A - Waste heat utilization device of mineral powder vertical mill system - Google Patents
Waste heat utilization device of mineral powder vertical mill system Download PDFInfo
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- CN114260084A CN114260084A CN202111370442.1A CN202111370442A CN114260084A CN 114260084 A CN114260084 A CN 114260084A CN 202111370442 A CN202111370442 A CN 202111370442A CN 114260084 A CN114260084 A CN 114260084A
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- vertical mill
- waste heat
- mineral powder
- water
- dust
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- 239000002918 waste heat Substances 0.000 title claims abstract description 27
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 26
- 239000011707 mineral Substances 0.000 title claims abstract description 26
- 239000000843 powder Substances 0.000 title claims abstract description 26
- 239000000428 dust Substances 0.000 claims abstract description 61
- 238000004140 cleaning Methods 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 239000000779 smoke Substances 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 230000010405 clearance mechanism Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
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- 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
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the technical field of waste heat treatment, and discloses a waste heat utilization device of a mineral powder vertical mill system, which comprises a heating furnace, a mineral powder vertical mill, a dust collector, a filter cartridge, a cleaning mechanism and a chimney, wherein the heating furnace, the mineral powder vertical mill, the dust collector and the chimney are sequentially communicated through a main pipeline from left to right; the problem of among the prior art carry out waste heat recovery and utilize the in-process not in place to the processing of smoke and dust, cause the pipeline to block up easily for the utilization ratio of waste heat reduces, reduces the productivity, and causes the pollution to the air easily is solved.
Description
Technical Field
The utility model relates to the technical field of waste heat treatment, in particular to a waste heat utilization device of a mineral powder vertical mill system.
Background
In the past, chinese patent publication No. CN212482146U discloses a waste gas waste heat utilization device of a mineral powder vertical mill system, which comprises a hot blast stove, a mineral powder vertical mill, a main dust collector, a main exhaust fan and a chimney which are sequentially communicated through a flue gas pipeline; the first circulating air hot air pipeline is connected between an air outlet of the hot air furnace and an inlet of the mineral powder vertical mill at one end, and is connected between an outlet of the main exhaust fan and an inlet of the chimney at one end, and a first circulating air valve and a second circulating air valve are sequentially arranged on the first circulating air hot air pipeline along the flow direction of hot flue gas; and one end of the second circulating air hot air pipeline is connected with the first circulating air hot air pipeline and is arranged between the first circulating air valve and the second circulating air valve, and the other end of the second circulating air hot air pipeline is communicated with the air inlet of the hot air furnace through a secondary fan containing a secondary air valve. According to the utility model, through the formed waste gas and residual heat air circulation loop, the hot flue gas discharged by the chimney is recycled and sent into the secondary air channel of the hot blast stove, so that the consumption of the gas of the hot blast stove and the carbon dioxide discharge of the chimney are reduced while natural air supplement is reduced, however, the device is not ideal for treating smoke dust, and is easy to block, so that the circulation of the flue gas in a pipeline is blocked, the working efficiency of the device is influenced, and the productivity is reduced, therefore, a waste heat utilization device of a mineral powder vertical mill system is needed to solve the problems.
Disclosure of Invention
The utility model provides a waste heat utilization device of a mineral powder vertical mill system, which has the advantages of clean dust removal, convenient cleaning and increased waste heat recovery utilization rate, and solves the problems that in the prior art, the smoke dust is not treated in place in the waste heat recovery utilization process, the pipeline is easy to block, the waste heat utilization rate is reduced, the productivity is reduced, and the air is easy to pollute.
The utility model provides the following technical scheme: a waste heat utilization device of a mineral powder vertical mill system comprises a heating furnace, a mineral powder vertical mill, a dust collector, a filter cylinder, a cleaning mechanism and a chimney, wherein the heating furnace, the mineral powder vertical mill, the dust collector and the chimney are sequentially communicated through a main pipeline from left to right, a circulating fan is arranged on the left side of the heating furnace, a circulating air valve is arranged on the left side of the circulating fan, an exhaust fan and an exhaust valve are arranged between the chimney and the dust collector, the exhaust valve is positioned on the left side of the exhaust fan, a first thermal circulation air duct is arranged between the exhaust fan and the chimney, the left end of the main pipeline is communicated with an air inlet pipe and a second thermal circulation air duct, a main circulation pipeline is arranged between the heating furnace and the mineral powder vertical mill, the main circulation pipeline, the first thermal circulation air duct and the second thermal circulation air duct are communicated with each other, the dust collector is cylindrical with a large top and a small bottom, and a dust collection cavity is arranged in the dust collector, the bottom of the filter cylinder is in an inclined shape with a high left and a low right, the filter cylinder is sleeved in the dust collecting cavity, the cleaning mechanism is arranged in the filter cylinder and comprises a motor, a rotating rod, a connecting plate, a cleaning plate, a water supply pipe, a water pump and a brush, the top of the dust collecting cavity is detachably connected with a top cover, the motor is fixedly connected onto the top cover, the rotating rod is fixedly connected onto the output end of the motor, the rotating rod is positioned at the central axis position of the filter cylinder, the connecting plate is symmetrically connected onto two sides of the rotating rod, the outer surface of the cleaning plate is arc-shaped, the inner surface of the cleaning plate is fixedly connected onto the outer side end of the connecting plate, the brush is fixedly connected onto the outer side end face of the cleaning plate, the brush abuts against the inner side of the filter cylinder, a water channel is arranged in the rotating rod, one end of the water supply pipe is communicated with the water channel, the water supply pipe is connected with the rotating rod in a rotating fit mode, the other end of the water supply pipe penetrates through the dust collection cavity and is connected with the water pump, and the water pump is fixedly connected to the lower side of the right end of the dust collector.
Preferably, an air inlet valve is arranged on the air inlet pipe, a first circulating air valve is arranged on the first thermal circulating air duct, a second circulating air valve is arranged on the second thermal circulating air duct, and a main circulating air valve is arranged on the main circulating pipeline.
Preferably, the left side and the right side of the dust collector are respectively provided with a lug, the lugs penetrate through a vent, and the vent is connected with the main pipeline.
Preferably, a resisting block is arranged on the lower side of the dust collection cavity, and the lower end of the filter cylinder is in contact with the resisting block.
Preferably, a water storage groove is formed in the cleaning plate, a water through hole is formed between the inner side of the water storage groove and the water channel in a communication mode, and a water leakage hole penetrates through the outer side of the water storage groove.
Preferably, the main circulation pipeline, the first thermal circulation air duct and the second thermal circulation air duct are all provided with heat preservation layers on the outer sides.
Preferably, a smoke treatment device is arranged in the chimney.
Preferably, the bottom of the dust collection cavity is in threaded connection with a drain plug.
The utility model has the following beneficial effects:
firstly, the utility model can recycle the waste heat of the flue gas generated by heating through the circulating pipeline, thereby not only improving the utilization rate of energy, but also improving the productivity.
Secondly, the utility model effectively filters the smoke dust, reduces the pollution of the smoke dust, and can clean the filter device in time to prevent blockage, so that the circulation of the smoke gas is influenced, and the productivity and the working efficiency are influenced.
The heat efficiency of the vertical mill system is greatly improved, heat loss is reduced, energy consumption is reduced through recycling of waste heat, certain contribution is made to the energy-saving and emission-reducing society, and meanwhile cost is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view showing the construction of a dust collector according to the present invention;
fig. 3 is a partially enlarged structural diagram of a portion a in fig. 2.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1 to 3, a waste heat utilization device of a mineral powder vertical mill system includes a heating furnace 1, a mineral powder vertical mill 2, a dust collector 3, a filter cartridge 4, a cleaning mechanism 5 and a chimney 6.
Wherein, the heating furnace 1, the mineral powder vertical mill 2, the dust collector 3 and the chimney 6 are communicated through the main pipeline 7 from left to right, the left side of the heating furnace 1 is provided with the circulating fan 11, the left side of the circulating fan 11 is provided with the circulating air valve 12, the exhaust fan 41 and the exhaust valve 42 are arranged between the chimney 6 and the dust collector 3, the exhaust valve 42 is positioned at the left side of the exhaust fan 41, the first thermal circulation air duct 16 is arranged between the exhaust fan 41 and the chimney 6, the left end of the main pipeline 7 is communicated with the air inlet pipe 13 and the second thermal circulation air duct 14, the main circulation pipeline 15 is arranged between the heating furnace 1 and the mineral powder vertical mill 2, the main circulation pipeline 15, the first thermal circulation air duct 16 and the second thermal circulation air duct 14 are communicated with each other, the dust collector 3 is in a cylindrical shape with a big top and a small bottom, the dust collection cavity 31 is arranged in the dust collection cavity 3, the bottom of the filter cartridge 4 is in an inclined shape with a big left and a right bottom, the filter cartridge 4 is sleeved in the dust collection cavity 31, the cleaning mechanism 5 is arranged in the filter cartridge 4, the cleaning mechanism 5 comprises a motor 51, a rotating rod 52, a connecting plate 53, a cleaning plate 54, a water supply pipe 55, a water pump 56 and a brush 57, the top of the dust collection cavity 31 is detachably connected with a top cover 36, the motor 51 is fixedly connected to the top cover 36, the rotating rod 52 is fixedly connected to the output end of the motor 51, the rotating rod 52 is located at the axial line position of the filter cartridge 4, the connecting plate 53 is symmetrically connected to two sides of the rotating rod 52, the outer surface of the cleaning plate 54 is arc-shaped, the inner surface of the cleaning plate 54 is fixedly connected to the outer side end of the connecting plate 53, the brush 57 is fixedly connected to the outer side end surface of the cleaning plate 54, the brush 57 abuts against the inner side of the filter cartridge 4, a water channel 521 is arranged in the rotating rod 52, one end of the water supply pipe 55 is communicated with the water channel 521, the water supply pipe 55 is rotatably matched with the rotating rod 52, the other end of the water supply pipe 55 penetrates through the dust collection cavity 31 to be connected with the water pump 56, and the water pump 56 is fixedly connected to the lower side of the right end of the dust collector.
The air inlet pipe 13 is provided with an air inlet valve 131, the first thermal circulation air duct 16 is provided with a first circulation air valve 161, the second thermal circulation air duct 14 is provided with a second circulation air valve 141, the main circulation pipeline 15 is provided with a main circulation air valve 151, and the cyclic utilization of the waste heat in the flue gas is realized by opening or closing each valve, so that the purpose of fully utilizing the energy is achieved.
The left side and the right side of the dust collector 3 are respectively provided with a lug 32, the lug 32 is provided with a vent 33 in a penetrating way, and the vent 33 is connected with the main pipeline 7, thereby being convenient for dust collection and smoke circulation.
The lower side of the dust collection cavity 31 is provided with a stop block 35, and the lower end of the filter cartridge 4 is abutted against the stop block 35, so that the filter cartridge is convenient to mount and fix.
The cleaning plate 54 is provided with a water storage tank 541, a water through hole 531 is arranged between the inner side of the water storage tank 541 and the water channel 521, and a water leakage hole 542 is arranged on the outer side of the water storage tank 541 in a penetrating manner, so that the water in the water supply pipe 55 can be sprayed out through the cleaning plate 54, the filter cartridge 4 can be thoroughly and effectively cleaned, and the accumulation of dust can be prevented.
The main circulation pipeline 15, the first thermal circulation air duct 16 and the second thermal circulation air duct 14 are all provided with heat preservation layers on the outer sides thereof to prevent heat dissipation.
A smoke dust treatment device is arranged in the chimney 6, so that smoke is purified, harmful substances are effectively treated, and air pollution is prevented.
The bottom of the dust collection cavity is in threaded connection with a drain plug, which is beneficial to discharging accumulated dust.
The working principle is as follows: when in use, the second thermal circulation air duct 14 is externally connected to the circulation air loop formed by the first thermal circulation air duct 16, and is communicated with the air inlet of the heating furnace 1 through the circulation fan 11, the wind direction and the flow rate are adjusted and controlled through the first circulation air valve 161 arranged on the first thermal circulation air duct 16, the main circulation air valve 151 on the main circulation pipeline 15 and the second circulation air valve 141 arranged on the second thermal circulation air duct 14, the hot air in the original circulation air loop is introduced to the air inlet of the circulation fan 11, the air inlet valve 131 is closed, the hot air is conveyed into the heating furnace 1 through the hot air supplement mode of the circulation fan 11, the consumption of coal gas in the heating furnace 1 and the emission of carbon dioxide in the chimney 6 are reduced, the purposes of energy saving, consumption reduction, cost reduction and efficiency improvement are achieved, meanwhile, when smoke dust passes through the dust collector 3, the particles contained in the smoke can be filtered, so that the smoke passing through the dust collector 3 almost does not contain the particles, after long-time accumulation, the drainage plug 34 is opened, the motor 51 and the water pump 56 are started, the motor 51 drives the rotating rod 52 to rotate, the cleaning plate 54 is driven to rotate through the connecting plate 53, the brush 57 brushes the inner side of the filter cartridge 4, meanwhile, the water pump 56 conveys water into the water channel 521 through the water supply pipe 55, the water is conveyed into the water storage tank 541 through the water through hole 531 and then is sprayed out through the water leakage hole 542, the filter cartridge 4 is brushed under the driving of the brush 57, dust accumulated on the filter cartridge 4 is washed away, the accumulated dust is prevented from blocking the filtering work of smoke, the washed dust and dirty water are discharged from the bottom of the dust collection cavity 31, and the drainage plug is closed to continue working after the washing is finished.
Claims (8)
1. The utility model provides a powdered ore vertical mill system waste heat utilization equipment which characterized in that: including heating furnace (1), powdered ore vertical mill (2), dust arrester (3), strain a section of thick bamboo (4), clearance mechanism (5) and chimney (6), heating furnace (1) powdered ore vertical mill (2), dust arrester (3) and chimney (6) loop through trunk line (7) intercommunication from a left side to the right side, heating furnace (1) left side is equipped with circulating fan (11), circulating fan (11) left side is equipped with circulation air valve (12), chimney (6) with be equipped with exhaust fan (41) and exhaust valve (42) between dust arrester (3), exhaust valve (42) are located exhaust fan (41) left side, exhaust fan (41) with be equipped with first thermal cycle wind channel (16) between chimney (6), trunk line (7) left end intercommunication is connected with air inlet pipe (13) and second thermal cycle wind channel (14), heating furnace (1) with be equipped with main loop pipeline (15) between vertical mill (2), the main circulation pipeline (15), the first thermal circulation air duct (16) and the second thermal circulation air duct (14) are communicated with each other, the dust collector (3) is in a cylindrical shape with a large upper part and a small lower part, a dust collection cavity (31) is arranged in the dust collector (3), the bottom of the filter cartridge (4) is in an inclined shape with a high left part and a low right part, the filter cartridge (4) is sleeved in the dust collection cavity (31), the cleaning mechanism (5) is arranged in the filter cartridge (4), the cleaning mechanism (5) comprises a motor (51), a rotating rod (52), a connecting plate (53), a cleaning plate (54), a water supply pipe (55), a water pump (56) and a brush (57), the top of the dust collection cavity (31) is detachably connected with a top cover (36), the motor (51) is fixedly connected on the top cover (36), and the rotating rod (52) is fixedly connected to the output end of the motor (51), the filter cartridge is characterized in that the rotating rod (52) is located at the axial line position of the filter cartridge (4), the connecting plates (53) are symmetrically connected to the two sides of the rotating rod (52), the outer surface of the cleaning plate (54) is arc-shaped, the inner surface of the cleaning plate (54) is fixedly connected to the outer side end of the connecting plates (53), the brush (57) is fixedly connected to the outer side end surface of the cleaning plate (54), the brush (57) is abutted to the inner side of the filter cartridge (4), a water channel (521) is arranged in the rotating rod (52), one end of the water supply pipe (55) is communicated with the water channel (521), the water supply pipe (55) is connected with the rotating rod (52) in a rotating fit mode, the other end of the water supply pipe (55) penetrates through the dust collection cavity (31) and the water pump (56), and the water pump (56) is fixedly connected to the lower side of the right end of the dust collector.
2. The waste heat utilization device of the mineral powder vertical mill system according to claim 1, characterized in that: be equipped with air inlet valve (131) on air-supply line (13), be equipped with first circulation blast gate (161) on first thermal cycle wind channel (16), be equipped with second circulation blast gate (141) on second thermal cycle wind channel (14), be equipped with main circulation blast gate (151) on main circulating line (15).
3. The waste heat utilization device of the mineral powder vertical mill system according to claim 1, characterized in that: the left side and the right side of the dust collector (3) are respectively provided with a lug (32), the lug (32) penetrates through a ventilation opening (33), and the ventilation opening (33) is connected with the main pipeline (7).
4. The waste heat utilization device of the mineral powder vertical mill system according to claim 1, characterized in that: a blocking block (35) is arranged on the lower side of the dust collection cavity (31), and the lower end of the filter cylinder (4) is abutted against the blocking block (35).
5. The waste heat utilization device of the mineral powder vertical mill system according to claim 1, characterized in that: a water storage tank (541) is arranged in the cleaning plate (54), a water through hole (531) is communicated between the inner side of the water storage tank (541) and the water channel (521), and a water leakage hole (542) is arranged on the outer side of the water storage tank (541) in a penetrating manner.
6. The waste heat utilization device of the mineral powder vertical mill system according to claim 1, characterized in that: and heat insulation layers are arranged on the outer sides of the main circulation pipeline (15), the first heat circulation air duct (16) and the second heat circulation air duct (14).
7. The waste heat utilization device of the mineral powder vertical mill system according to claim 1, characterized in that: a smoke dust treatment device is arranged in the chimney (6).
8. The waste heat utilization device of the mineral powder vertical mill system according to claim 1, characterized in that: the bottom of the dust collection cavity (31) is connected with a drain plug (34) through screw threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111370442.1A CN114260084A (en) | 2021-11-18 | 2021-11-18 | Waste heat utilization device of mineral powder vertical mill system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111370442.1A CN114260084A (en) | 2021-11-18 | 2021-11-18 | Waste heat utilization device of mineral powder vertical mill system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114260084A true CN114260084A (en) | 2022-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111370442.1A Pending CN114260084A (en) | 2021-11-18 | 2021-11-18 | Waste heat utilization device of mineral powder vertical mill system |
Country Status (1)
| Country | Link |
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| CN (1) | CN114260084A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205580218U (en) * | 2016-02-27 | 2016-09-14 | 蒋安美 | Device is recycled to cold quick -witted circulated air of combing |
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| CN210291827U (en) * | 2019-07-13 | 2020-04-10 | 山东扬帆环保设备有限公司 | Boiler equipment convenient to it is clean |
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| CN211373279U (en) * | 2019-12-31 | 2020-08-28 | 宁夏丰华实业有限公司 | A high-efficiency submerged arc furnace soot collection device |
| CN211521791U (en) * | 2019-11-20 | 2020-09-18 | 九江立帆科技有限公司 | Waste residue cleaning and collecting device for waste water treatment |
| CN212482146U (en) * | 2020-06-16 | 2021-02-05 | 上海宝田新型建材有限公司 | Waste gas waste heat utilization device of mineral powder vertical mill system |
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| CN213313843U (en) * | 2020-09-23 | 2021-06-01 | 东莞顶鑫智能装备有限公司 | Dust collector with intelligent monitoring function |
| CN213885452U (en) * | 2020-11-19 | 2021-08-06 | 苏州御军环保科技有限公司 | A filter cartridge dust removal device that is easy to clean the dust on the surface of the filter cartridge |
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2021
- 2021-11-18 CN CN202111370442.1A patent/CN114260084A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205580218U (en) * | 2016-02-27 | 2016-09-14 | 蒋安美 | Device is recycled to cold quick -witted circulated air of combing |
| CN209005317U (en) * | 2018-07-30 | 2019-06-21 | 天津智科兴农农业科技有限公司 | A kind of processing of ground water circulation utilizes device |
| CN210278597U (en) * | 2019-05-17 | 2020-04-10 | 李奕隽 | Industrial dust removal filter cylinder maintenance and cleaning device |
| CN210291827U (en) * | 2019-07-13 | 2020-04-10 | 山东扬帆环保设备有限公司 | Boiler equipment convenient to it is clean |
| CN211133274U (en) * | 2019-08-14 | 2020-07-31 | 河北乔泰环保设备有限公司 | Filter cartridge cleaning mechanism for filter cartridge type dust remover |
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| CN211373279U (en) * | 2019-12-31 | 2020-08-28 | 宁夏丰华实业有限公司 | A high-efficiency submerged arc furnace soot collection device |
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| CN213885452U (en) * | 2020-11-19 | 2021-08-06 | 苏州御军环保科技有限公司 | A filter cartridge dust removal device that is easy to clean the dust on the surface of the filter cartridge |
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Application publication date: 20220401 |