CN211144550U - Coal mine ventilation device with dust filtering function - Google Patents
Coal mine ventilation device with dust filtering function Download PDFInfo
- Publication number
- CN211144550U CN211144550U CN201921735778.1U CN201921735778U CN211144550U CN 211144550 U CN211144550 U CN 211144550U CN 201921735778 U CN201921735778 U CN 201921735778U CN 211144550 U CN211144550 U CN 211144550U
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- fixedly connected
- pipeline
- water
- filtering
- pipe
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- 238000001914 filtration Methods 0.000 title claims abstract description 63
- 239000000428 dust Substances 0.000 title claims abstract description 62
- 238000009423 ventilation Methods 0.000 title claims abstract description 42
- 239000003245 coal Substances 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 238000009298 carbon filtering Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 11
- 238000001816 cooling Methods 0.000 abstract description 6
- 239000007921 spray Substances 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 241000883990 Flabellum Species 0.000 abstract description 2
- 238000009412 basement excavation Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a colliery mine ventilation unit with dust filtering capability relates to mine ventilation technical field, and it includes the pipeline, the right-hand member fixedly connected with of pipeline goes into the tuber pipe, go into the intraductal fixedly connected with support of tuber pipe one, bearing one has been cup jointed in the left side of support one, bearing cup joints the surface at pivot one. This coal mine ventilation unit with dust filtering capability, through setting up flabellum one and brush, thereby make ventilation unit's ventilation effect increase, through the water pump that sets up, can take the water in the water tank out, then through shunt and water pipe two, water pipe three and water pipe four are even spray away water, make the area of contact of water and air increase, thereby played the effect to the air cooling, through the filter equipment who sets up, can filter out harmful gas and tiny floater in the air when making ventilation unit discharge the air, thereby make the environment on every side can not receive the pollution, be favorable to development on every side.
Description
Technical Field
The utility model relates to a mine ventilation technical field specifically is a colliery mine ventilation unit with dust filtering capability.
Background
Make in excavation tunnel and can produce a large amount of dusts, and current colliery mine ventilation unit directly intercepts the dust through the dust screen, the dust can be attached to the mesh of the surface stifled dust screen of dust screen, ventilation unit's ventilation effect has been reduced, along with the increase of excavation depth, the temperature in the mine also can be along with increasing, and current ventilation unit does not possess the cooling function, make workman's operational environment become abominable, workman's work efficiency has been reduced, ventilation unit can take out a large amount of harmful gas when taking out the air in the mine, and these harmful gas can be with surrounding environmental pollution after discharging, be unfavorable for surrounding environment's development.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model is not enough to prior art, the utility model provides a colliery mine ventilation unit with dust filtering capability, it can produce a large amount of dusts to have solved in excavation tunnel messenger, and current colliery mine ventilation unit directly intercepts the dust through the dust screen, the dust can be attached to the mesh of the stifled dust screen of dying in the surface of dust screen, ventilation unit's ventilation effect has been reduced, along with the increase of excavation depth, temperature in the mine also can be along with increasing, and current ventilation unit does not possess the cooling function, make workman's operational environment become abominable, workman's work efficiency has been reduced, ventilation unit can bring out a large amount of harmful gas when taking out the air in the mine, and these harmful gas can be with surrounding environmental pollution after discharging, be unfavorable for the problem of the development of surrounding environment.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the technical proposal that: a coal mine ventilation device with a dust filtering function comprises a pipeline, wherein the right end of the pipeline is fixedly connected with an air inlet pipe, a first support is fixedly connected in the air inlet pipe, a first bearing is sleeved on the left side of the first support, the bearing is sleeved on the outer surface of a first rotating shaft, a first fan blade is fixedly connected on the left side of the outer surface of the first rotating shaft, the left side of the first fan blade is fixedly connected with a brush through two fixing rods, the brush is lapped on the right side of a dustproof net, the dustproof net is fixedly connected at the joint of the pipeline and the air inlet pipe, a dust collecting box is movably connected below the joint of the pipeline and the air inlet pipe, the pipeline is fixedly connected on the upper surface of the fixed support, a water tank is fixedly connected on the lower surface of the fixed support, a filter plate is movably connected in the inner cavity of the water, the water pump is fixedly connected with a water inlet of the flow divider through a first water pipe, the outer surface of the flow divider is fixedly connected with one ends of a second water pipe, a third water pipe and a fourth water pipe in sequence, the other ends of the second water pipe, the third water pipe and the fourth water pipe all extend into the pipeline and are fixedly connected with the spray head, a water filtering layer is fixedly connected inside the pipeline, a water collecting pipe is arranged in the water filtering layer, the other end of the water collecting pipe extends into the water tank, a fixed shell is fixedly connected above the outer surface of the pipeline, a motor is fixedly connected with the inner cavity of the fixed shell, a first bevel gear is sleeved on an output shaft of the motor and meshed with a second bevel gear, the second bevel gear is sleeved on the top end of a second rotating shaft, the other end of the second rotating shaft penetrates through a third bearing clamped on the outer, the third gear is sleeved on the outer surface of the third rotating shaft, the other end of the third rotating shaft penetrates through the second bearing clamped on the right side face of the second support and is fixedly connected with the second fan blades, and the left end of the pipeline is fixedly connected with the filtering device.
Preferably, the left side and the right side of the outer surface of the dust collection box are fixedly connected with a first sliding block, the outer surfaces of the pipeline and the air inlet pipe are both provided with a first sliding groove, and the first sliding block is movably connected with the first sliding groove.
Preferably, the left side and the right side of the filter plate are fixedly connected with a second sliding block, the left side and the right side of the inside of the water tank are provided with a second sliding groove, and the second sliding groove is movably connected with the second sliding block.
Preferably, the front surfaces of the filter plate and the dust collection box are fixedly connected with a first handle.
Preferably, the filtering device comprises a filtering pipeline, the opposite ends of the filtering pipeline and the pipeline are in threaded connection with two nuts through two bolts, an activated carbon filtering layer, a floater filtering layer and an air filtering layer are sequentially arranged inside the filtering pipeline, the outer surfaces of the activated carbon filtering layer, the floater filtering layer and the air filtering layer are fixedly connected with a connecting plate, the connecting plate is movably connected with the outer surface of the filtering pipeline, and a second handle is fixedly connected with the outer surface of the connecting plate.
Preferably, the front face of the fixed support is fixedly connected with a control box, and the control box is electrically connected with the motor and the water pump through a lead.
(III) advantageous effects
The beneficial effects of the utility model reside in that:
1. this coal mine ventilation unit with dust filtering capability, through setting up flabellum one and brush, can rotate according to the wind speed at the ventilation unit during operation, make the brush can sweep the absorbent dust in dust screen right side down at the ventilation unit during operation, thereby make ventilation unit's ventilation effect increase, through the water pump that sets up, can take out the water in the water tank, then through shunt and water pipe two, water pipe three and water pipe four are even sprays water away, make the area of contact increase of water and air, thereby the effect to the air cooling has been played, through the filter equipment who sets up, can filter out harmful gas and tiny floater in the air when making ventilation unit discharge the air, thereby make the environment on every side can not receive the pollution, be favorable to development on every side.
2. This colliery mine ventilation unit with dust filtering capability through the handle one that sets up, makes the staff can pull out filter plate and dust collection box alone to made things convenient for the staff to wash filter plate and dust collection box, through handle two, made the staff can change active carbon filter layer, floater filter layer and air filter layer after working a period, thereby be favorable to more convenient use mine ventilation unit.
3. This coal mine ventilation unit with dust filtering capability, through the position that sets up the motor, make the motor can not influence the ventilation effect of pipeline at the during operation, make the motor can not receive the influence of the interior air of pipeline at the during operation simultaneously, through the cooperation between drainage blanket and the collector pipe, can adsorb the moisture of crossing in the air after the air through the cooling of water and get off, then in flowing into the water tank through the collector pipe, make the cooling water can recycle, thereby working cost is reduced, and work efficiency is increased.
Drawings
Fig. 1 is a schematic structural view of a front view section of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic left-side sectional view of the pipeline;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 1.
In the figure: 1 pipeline, 2 air inlet pipes, 3 a first bracket, 4 a first bearing, 5 a first rotating shaft, 6 a first fan blade, 7 a fixed rod, 8 a brush, 9 a dust screen, 10 a dust collection box, 11 a first slide block, 12 a first slide groove, 13 a second bearing, 14 a fixed bracket, 15 a water tank, 16 a filter plate, 17 a second slide block, 18 a second slide groove, 19 a water pump, 20 a first water pipe, 21 a flow divider, 22 a second water pipe, 23 a third water pipe, 24 a fourth water pipe and 25 nozzles, 26 water filtering layers, 27 water collecting pipes, 28 fixed shells, 29 motors, 30 bevel gear I, 31 bevel gear II, 32 rotating shaft II, 33 bearing III, 34 bevel gear III, 35 bevel gear IV, 36 rotating shaft III, 37 fan blade II, 38 filtering devices, 381 filtering pipelines, 382 activated carbon filtering layers, 383 floating object filtering layers, 384 air filtering layers, 385 connecting plates, 386 handle II, 387 bolts, 388 nuts, 39 handle I, 40 support II and 41 control boxes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the utility model provides a technical solution: a coal mine ventilation device with a dust filtering function comprises a pipeline 1, wherein the right end of the pipeline 1 is fixedly connected with an air inlet pipe 2, a support I3 is fixedly connected in the air inlet pipe 2, a bearing I4 is sleeved on the left side of the support I3, the bearing I4 is sleeved on the outer surface of a rotating shaft I5, a fan blade I6 is fixedly connected on the left end of the outer surface of the rotating shaft I5, through the arrangement of the fan blade I6, a brush 8 can be driven to sweep dust on the right side surface of a dust screen 9 when the fan blade I6 works, so that the dust screen 9 cannot be blocked, the ventilation effect of the pipeline 1 is increased, the left side surface of the fan blade I6 is fixedly connected with the brush 8 through two fixing rods 7, the brush 8 is overlapped on the right side surface of the dust screen 9, the dust screen 9 is fixedly connected at the joint between the pipeline 1 and the inner part of the air inlet pipe 2, through the arrangement of the dust screen 9, the dust collection box 10 is movably connected below the joint of the pipeline 1 and the air inlet pipe 2, the dust swept by the brush 8 can be collected in the dust collection box 10 by arranging the dust collection box 10, the air inlet pipe 2 cannot be blocked by the dust, the left side and the right side of the outer surface of the dust collection box 10 are fixedly connected with the first sliding blocks 11, the outer surfaces of the pipeline 1 and the air inlet pipe 2 are respectively provided with the first sliding grooves 12, the first sliding blocks 11 are movably connected with the first sliding grooves 12, by arranging the first sliding blocks 11 and the first sliding grooves 12, a worker can pull out the dust collection box 10 by pulling the first handle, the worker can conveniently clean the dust collection box 10, the pipeline 1 is fixedly connected on the upper surface of the fixed support 14, the front side of the fixed support 14 is fixedly connected with the control box 41, the control box is electrically connected with the motor 29 and the water pump 19 through a lead, and by arranging the control box 41, switches in the control box, the lower surface of the fixed support 14 is fixedly connected with a water tank 15, the inner cavity of the water tank 15 is movably connected with a filter plate 16, water in the water tank 15 can be filtered by arranging the filter plate 16, the left side and the right side of the filter plate 16 are fixedly connected with a slide block II 17, the left side and the right side of the interior of the water tank 15 are provided with slide grooves II 18, the slide grooves II 18 are movably connected with the slide block II 17, a worker can pull a handle I39 to take the filter plate 16 out of the water tank 15 by pulling the handle I39 through arranging the slide block II 17 and the slide grooves II 18, so that the worker can conveniently clean the filter plate 16, the front surfaces of the filter plate 16 and the dust collection box 10 are fixedly connected with a handle I39, the worker can independently take the filter plate 16 and the dust collection box 10 out for cleaning through the two handle I39 by arranging the handle I39, the lower surface of the interior of the water, the outer surface of the flow divider 21 is fixedly connected with one end of a water pipe two 22, a water pipe three 23 and a water pipe four 24 in sequence, the other end of the water pipe two 22, the water pipe three 23 and the water pipe four 24 all extend into the pipeline 1 and are fixedly connected with a spray head 25, the contact area of water and air is increased by arranging the water pipe two 22, the water pipe three 23, the water pipe four 24 and the spray head 25, so that the cooling effect is enhanced, a water filtering layer 26 is fixedly connected inside the pipeline 1, excessive moisture in the air can be intercepted after the air is cooled by water by arranging the water filtering layer 26, a water collecting pipe 27 is arranged in the water filtering layer 26, the water intercepted by the water filtering layer 26 can flow into the water tank 15 again by arranging the water collecting pipe 27, so that the cooling water can be recycled, the working cost is reduced, the working efficiency is increased, and the other end of the water collecting pipe 27 extends into the water, a fixed shell 28 is fixedly connected above the outer surface of the pipeline 1, a motor 29 is fixedly connected in the inner cavity of the fixed shell 28, the ventilation effect of the pipeline 1 cannot be influenced when the motor 29 works by setting the position of the motor 29, meanwhile, the motor 29 cannot be influenced by air in the pipeline when the motor 29 works, a first bevel gear 30 is sleeved on an output shaft of the motor 29, the first bevel gear 30 is meshed with a second bevel gear 31, the second bevel gear 31 is sleeved on the top end of a second rotating shaft 32, the other end of the second rotating shaft 32 penetrates through a third bearing 33 clamped on the outer surface of the pipeline 1 and is sleeved with a fourth bevel gear 35, the fourth bevel gear 35 is meshed with a third bevel gear 34, the third bevel gear 34 is sleeved on the outer surface of a third rotating shaft 36, the other end of the third rotating shaft 36 penetrates through a second bearing 13 clamped on the right side surface of the second bracket 40 and is fixedly connected with the second fan blades 37, and, the left end of the pipeline 1 is fixedly connected with the filtering device 38, the filtering device can adsorb harmful gas in the air when the ventilating device works so as to reduce the exhaust, the filtering device 38 comprises a filtering pipeline 381, the filtering pipeline 381 is in threaded connection with two nuts 388 through two bolts 387 with the opposite end of the pipeline 1, an active carbon filtering layer 382, a floater filtering layer 383 and an air filtering layer 384 are sequentially arranged in the filtering pipeline 381, the outer surfaces of the active carbon filtering layer 382, the floater filtering layer 383 and the air filtering layer 384 are fixedly connected with a connecting plate 385, the connecting plate 385 is movably connected with the outer surface of the filtering pipeline 381, and the outer surface of connecting plate 385 all fixedly connected with handle two 386, through setting up handle two 386, makes the convenient change active carbon filter layer 382 floater filter layer 383 and air filter layer 384 of staff.
The utility model discloses an operating procedure does:
when the dust collector is used, the motor 29 is controlled to rotate through the control box 41, the bevel gear 30 is meshed with the bevel gear 31, the bevel gear 31 drives the rotating shaft 32 to rotate, the bevel gear 35 arranged at the other end of the rotating shaft 32 is meshed with the bevel gear 34 to drive the rotating shaft 36 to rotate, the rotating shaft 36 drives the fan blade 37 to work, wind generated when the ventilation device works drives the fan blade 6 to rotate, the fan blade 6 drives the brush 8 to sweep dust adsorbed on the right side of the dust screen 9, the swept dust falls into the dust collection box 10, the water pump 19 is controlled to pump water in the water tank 15 out of the water tank 15 while the motor 29 works, then the water is uniformly sprayed out of the water pipe two 22, the water pipe three 23 and the water pipe four 24 through the flow divider 21, the contact area of the water and the air is increased, the air can be cooled more quickly, and excessive water in the air can be filtered after the cooled air contacts the water filtering layer 26, then the water is circulated by flowing into the water tank 15 through the water collecting pipe 27, and the filtering device 38 provided at the left end of the pipeline 1 filters out harmful gas in the air when the ventilating device is operated;
the above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a colliery mine ventilation unit with dust filtering capability, includes pipeline (1), its characterized in that: the right end of the pipeline (1) is fixedly connected with an air inlet pipe (2), a first support (3) is fixedly connected in the air inlet pipe (2), a first bearing (4) is sleeved on the left side of the first support (3), the first bearing (4) is sleeved on the outer surface of a first rotating shaft (5), a first fan blade (6) is fixedly connected on the left end of the outer surface of the first rotating shaft (5), the left side surface of the first fan blade (6) is fixedly connected with a brush (8) through two fixing rods (7), the brush (8) is overlapped on the right side surface of a dust screen (9), the dust screen (9) is fixedly connected at the joint of the pipeline (1) and the inner part of the air inlet pipe (2), a dust collection box (10) is movably connected below the joint of the pipeline (1) and the air inlet pipe (2), the pipeline (1) is fixedly connected on the upper surface of a fixed support (14), and a water tank (15) is fixedly connected on the lower surface of the, the water tank (15) inner chamber swing joint has filter plate (16), the inside lower fixed surface of water tank (15) is connected with water pump (19), water pump (19) leads to pipe one (20) and the water inlet fixed connection of shunt (21), the surface of shunt (21) in proper order with the one end fixed connection of pipe two (22), pipe three (23) and pipe four (24), the other end of pipe two (22), pipe three (23) and pipe four (24) all extends to the inside of pipeline (1) and with shower nozzle (25) fixed connection, the inside fixedly connected with water filtering layer (26) of pipeline (1), be provided with collector pipe (27) in water filtering layer (26), the other end of collector pipe (27) extends to the inside of water tank (15), the top fixedly connected with fixed shell (28) of pipeline (1) surface, the inner cavity of the fixed shell (28) is fixedly connected with a motor (29), an output shaft of the motor (29) is sleeved with a first bevel gear (30), the first bevel gear (30) is meshed with a second bevel gear (31), the second bevel gear (31) is sleeved on the top end of a second rotating shaft (32), the other end of the second rotating shaft (32) penetrates through a third bearing (33) which is clamped on the outer surface of the pipeline (1) and is sleeved with a fourth bevel gear (35), the fourth bevel gear (35) is meshed with a third bevel gear (34), the third gear (34) is sleeved on the outer surface of a third rotating shaft (36), the other end of the third rotating shaft (36) penetrates through a second bearing (13) which is clamped on the right side surface of a second support (40) and is fixedly connected with a second fan blade (37), and the left end of the pipeline (1) is fixedly connected with a filtering device.
2. A coal mine ventilation device with dust filtering function as claimed in claim 1, characterized in that: the left side and the right side of the outer surface of the dust collection box (10) are fixedly connected with a first sliding block (11), the outer surfaces of the pipeline (1) and the air inlet pipe (2) are respectively provided with a first sliding groove (12), and the first sliding block (11) is movably connected with the first sliding groove (12).
3. A coal mine ventilation device with dust filtering function as claimed in claim 1, characterized in that: the left side and the right side of the filter plate (16) are fixedly connected with a second sliding block (17), the left side and the right side of the interior of the water tank (15) are provided with a second sliding groove (18), and the second sliding groove (18) is movably connected with the second sliding block (17).
4. A coal mine ventilation device with dust filtering function as claimed in claim 1, characterized in that: the front surfaces of the filter plate (16) and the dust collection box (10) are fixedly connected with a first handle (39).
5. A coal mine ventilation device with dust filtering function as claimed in claim 1, characterized in that: the filtering device (38) comprises a filtering pipeline (381), the filtering pipeline (381) is in threaded connection with two nuts (388) through two bolts (387) and the opposite end of the pipeline (1), an activated carbon filtering layer (382), a floater filtering layer (383) and an air filtering layer (384) are sequentially arranged inside the filtering pipeline (381), the outer surfaces of the activated carbon filtering layer (382), the floater filtering layer (383) and the air filtering layer (384) are fixedly connected with a connecting plate (385), the connecting plate (385) is movably connected with the outer surface of the filtering pipeline (381), and a second handle (386) is fixedly connected with the outer surface of the connecting plate (385).
6. A coal mine ventilation device with dust filtering function as claimed in claim 1, characterized in that: the front side of the fixed support (14) is fixedly connected with a control box (41), and the control box is electrically connected with the motor (29) and the water pump (19) through leads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921735778.1U CN211144550U (en) | 2019-10-16 | 2019-10-16 | Coal mine ventilation device with dust filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921735778.1U CN211144550U (en) | 2019-10-16 | 2019-10-16 | Coal mine ventilation device with dust filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211144550U true CN211144550U (en) | 2020-07-31 |
Family
ID=71771083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921735778.1U Expired - Fee Related CN211144550U (en) | 2019-10-16 | 2019-10-16 | Coal mine ventilation device with dust filtering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211144550U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946382A (en) * | 2020-08-26 | 2020-11-17 | 陈清尧 | Metal mine underground ventilation device |
| CN112090211A (en) * | 2020-08-31 | 2020-12-18 | 南京蔚蓝环境科技有限公司 | Atmospheric dust filter and processing device thereof |
| CN112160924A (en) * | 2020-10-16 | 2021-01-01 | 辽宁工程技术大学 | Safety fan device for ventilation and dust reduction of coal mining working face |
| CN112196604A (en) * | 2020-10-10 | 2021-01-08 | 黑龙江工业学院 | High-efficiency ventilation device for coal mining |
| CN112263889A (en) * | 2020-11-22 | 2021-01-26 | 禹州市河洛炉业有限公司 | Multifunctional biological boiler flue gas particulate matter purifying device |
| CN112302978A (en) * | 2020-10-28 | 2021-02-02 | 山东工商学院 | A dust-reducing spray fan heat bracket for digital media display |
| CN113019054A (en) * | 2021-03-31 | 2021-06-25 | 西安科技大学 | Gas filtering, cooling and purifying device and method for gas extraction pipeline |
| CN113181734A (en) * | 2021-05-31 | 2021-07-30 | 王肖燕 | Dust treatment device for rubber processing with self-cleaning filter plates |
| CN113680167A (en) * | 2021-08-02 | 2021-11-23 | 中电建路桥集团有限公司 | Blasting raise dust purification device for tunnel construction |
| CN114534425A (en) * | 2022-04-02 | 2022-05-27 | 淮北矿业股份有限公司 | Dust fall drill chip collector |
| CN114674048A (en) * | 2022-05-27 | 2022-06-28 | 江苏莱克科技有限公司 | Ventilation equipment for large-scale factory |
| CN119435089A (en) * | 2025-01-09 | 2025-02-14 | 锡林郭勒盟山金阿尔哈达矿业有限公司 | Mine is with ventilation dust filter equipment |
-
2019
- 2019-10-16 CN CN201921735778.1U patent/CN211144550U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946382A (en) * | 2020-08-26 | 2020-11-17 | 陈清尧 | Metal mine underground ventilation device |
| CN112090211A (en) * | 2020-08-31 | 2020-12-18 | 南京蔚蓝环境科技有限公司 | Atmospheric dust filter and processing device thereof |
| CN112196604A (en) * | 2020-10-10 | 2021-01-08 | 黑龙江工业学院 | High-efficiency ventilation device for coal mining |
| CN112160924A (en) * | 2020-10-16 | 2021-01-01 | 辽宁工程技术大学 | Safety fan device for ventilation and dust reduction of coal mining working face |
| CN112302978A (en) * | 2020-10-28 | 2021-02-02 | 山东工商学院 | A dust-reducing spray fan heat bracket for digital media display |
| CN112263889A (en) * | 2020-11-22 | 2021-01-26 | 禹州市河洛炉业有限公司 | Multifunctional biological boiler flue gas particulate matter purifying device |
| CN113019054A (en) * | 2021-03-31 | 2021-06-25 | 西安科技大学 | Gas filtering, cooling and purifying device and method for gas extraction pipeline |
| CN113019054B (en) * | 2021-03-31 | 2022-08-30 | 西安科技大学 | Gas filtering, cooling and purifying device and method for gas extraction pipeline |
| CN113181734A (en) * | 2021-05-31 | 2021-07-30 | 王肖燕 | Dust treatment device for rubber processing with self-cleaning filter plates |
| CN113680167A (en) * | 2021-08-02 | 2021-11-23 | 中电建路桥集团有限公司 | Blasting raise dust purification device for tunnel construction |
| CN114534425A (en) * | 2022-04-02 | 2022-05-27 | 淮北矿业股份有限公司 | Dust fall drill chip collector |
| CN114674048A (en) * | 2022-05-27 | 2022-06-28 | 江苏莱克科技有限公司 | Ventilation equipment for large-scale factory |
| CN119435089A (en) * | 2025-01-09 | 2025-02-14 | 锡林郭勒盟山金阿尔哈达矿业有限公司 | Mine is with ventilation dust filter equipment |
| CN119435089B (en) * | 2025-01-09 | 2025-04-11 | 锡林郭勒盟山金阿尔哈达矿业有限公司 | Mine is with ventilation dust filter equipment |
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Granted publication date: 20200731 Termination date: 20201016 |