CN112031855A - Mining dust removal humidifier and dust collecting equipment - Google Patents
Mining dust removal humidifier and dust collecting equipment Download PDFInfo
- Publication number
- CN112031855A CN112031855A CN202010826390.3A CN202010826390A CN112031855A CN 112031855 A CN112031855 A CN 112031855A CN 202010826390 A CN202010826390 A CN 202010826390A CN 112031855 A CN112031855 A CN 112031855A
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- CN
- China
- Prior art keywords
- vehicle body
- fixedly connected
- liquid storage
- storage tank
- dust removal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000000428 dust Substances 0.000 title claims abstract description 73
- 238000005065 mining Methods 0.000 title claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims description 43
- 238000005507 spraying Methods 0.000 claims description 22
- 230000000694 effects Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000013011 mating Effects 0.000 description 5
- 101100298225 Caenorhabditis elegans pot-2 gene Proteins 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/65—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
- B05B15/656—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits whereby the flow conduit length is changeable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/20—Drawing-off or depositing dust
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a mining dust removal humidifier and dust removal equipment, wherein a vehicle body is driven to move in a mine tunnel through a universal wheel, a bottom spray head sprays water for dust removal on a path where the vehicle body travels while the vehicle body moves, dust in the mine tunnel is prevented from being raised due to the traveling of the vehicle body, a bearing driving motor drives an upright post to rotate axially to drive a spray head to change the angle, a hydraulic cylinder drives a telescopic rod to stretch and retract, so that the spray head is driven to stretch and retract towards a direction far away from the vehicle body, the spray head can spray narrow and small positions in the mine tunnel, the mining dust removal humidifier can comprehensively humidify and remove dust in different sizes of spaces in the mine tunnel, and the humidifying and dust removal effect on the mine tunnel is better.
Description
Technical Field
The invention relates to the field of dust removal and humidification, in particular to a mining dust removal humidifier and dust removal equipment.
Background
At present, a lot of dust can be generated in the coal mining process, the dust can be aggravated by drying the air in a mine, the high-concentration dust can cause environmental pollution, and hidden dangers are brought to safety production.
Therefore, the mine needs to be dedusted and humidified, but the mine channel is long, a narrow channel exists, the coverage distance of the conventional dedusting and humidifying equipment is short, the operation distance cannot be controlled, and the dedusting and humidifying effect is poor.
Disclosure of Invention
The invention aims to provide a mining dust removal humidifier and dust removal equipment, and aims to solve the technical problem that the dust removal humidification effect is poor due to the fact that the dust removal humidification equipment in the prior art is short in coverage distance and incapable of controlling the working distance.
In order to achieve the purpose, the mining dust removal humidifier comprises a vehicle body, a liquid storage tank and a dust settling device; the liquid storage tank is fixedly connected with the vehicle body and is positioned on one side of the vehicle body; the dust settling device comprises a universal wheel, a bottom spray head and a spray assembly, the universal wheel is fixedly connected with the vehicle body and is positioned on one side of the vehicle body, which is far away from the liquid storage tank, the bottom spray head is fixedly connected with the vehicle body, is connected with the liquid storage tank through a guide pipe and is positioned on one side of the vehicle body, which is close to the universal wheel; the spraying component comprises a vertical column, a rotating head, a rotary driving component, a telescopic rod, a hydraulic cylinder and a spraying head, the vertical column is fixedly connected with the vehicle body, and is positioned at one side of the vehicle body close to the liquid storage tank, the rotating head is rotationally connected with the upright post, and is positioned at one side of the upright post far away from the vehicle body, the rotary driving component is fixedly connected with the vehicle body, the hydraulic cylinder is fixedly connected with the telescopic rod, the telescopic rod is fixedly connected with the rotating head and is positioned on one side of the rotating head away from the upright post, and is fixedly connected with the rotating head and is positioned at one side of the rotating head close to the telescopic rod, the spray head is fixedly connected with the telescopic rod, and is connected with the liquid storage tank through a conduit and is positioned at one end of the telescopic rod far away from the rotating head.
The rotating driving component comprises a rotating bearing and a bearing driving motor, wherein the rotating bearing is rotatably connected with the upright post, is fixedly connected with the rotating head and is positioned between the upright post and the rotating head; the bearing driving motor is fixedly connected with the vehicle body, and an output shaft is rotatably connected with the rotating bearing and is positioned in the upright post.
The rotary driving component further comprises a matching gear, the matching gear is in rotary connection with the bearing driving motor, is in rotary connection with the rotary bearing, and is located on one side, close to the rotary bearing, of the bearing driving motor.
The spraying assembly further comprises a first conveying pump, the first conveying pump is fixedly connected with the liquid storage tank, is connected with the spraying head through a guide pipe, and is located on one side, close to the spraying head, of the liquid storage tank.
The dust falling device further comprises a second conveying pump, the second conveying pump is fixedly connected with the liquid storage tank, connected with the bottom sprayer through a guide pipe, and located on one side, close to the bottom sprayer, of the liquid storage tank.
The invention also provides dust removing equipment which comprises the mining dust removing humidifier and a dust collector, wherein the dust collector is fixedly connected with the vehicle body and is positioned on one side of the vehicle body, which is close to the liquid storage tank.
According to the mining dust removal humidifier and the dust removal equipment, the vehicle body is driven to move in the mine tunnel through the universal wheel, the bottom spray head sprays water for dust removal on a path where the vehicle body travels while the vehicle body moves, dust in the mine tunnel is prevented from being raised due to the traveling of the vehicle body, the bearing driving motor drives the upright post to rotate axially to drive the spray head to change the angle, the hydraulic cylinder drives the telescopic rod to stretch and retract, so that the spray head is driven to stretch and retract towards a direction far away from the vehicle body, the spray head can spray narrow and small positions in the mine tunnel, the mining dust removal humidifier can comprehensively humidify and remove dust in different sizes of spaces in the mine tunnel, and the humidifying and dust removal effects on the mine tunnel are better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the spray assembly of the present invention.
Fig. 2 is a schematic structural view of the bottom nozzle of the present invention.
Fig. 3 is a schematic view of the structure of the rotary drive member of the present invention.
Fig. 4 is a schematic view of the mounting structure of the shower head of the present invention.
Fig. 5 is a schematic structural view of the dust removing apparatus of the present invention.
In the figure: 1-vehicle body, 2-liquid storage tank, 3-dust settling device, 31-universal wheel, 32-bottom spray head, 33-spray assembly, 34-second delivery pump, 100-mine dust removal humidifier, 200-dust collector, 300-dust removal equipment, 331-upright post, 332-rotating head, 333-rotary driving component, 334-telescopic rod, 335-hydraulic cylinder, 336-spray head, 337-rotary bracket, 338-connecting bearing, 339-rotary driving motor, 340-first delivery pump, 3331-rotary bearing, 3332-bearing driving motor and 3333-matching gear.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 4, the invention provides a mine dust removal humidifier 100, which comprises a vehicle body 1, a liquid storage tank 2 and a dust settling device 3; the liquid storage tank 2 is fixedly connected with the vehicle body 1 and is positioned on one side of the vehicle body 1; the dust falling device 3 comprises a universal wheel 31, a bottom spray head 32 and a spray assembly 33, the universal wheel 31 is fixedly connected with the vehicle body 1 and is positioned on one side of the vehicle body 1 far away from the liquid storage tank 2, the bottom spray head 32 is fixedly connected with the vehicle body 1 and is connected with the liquid storage tank 2 through a guide pipe and is positioned on one side of the vehicle body 1 close to the universal wheel 31; the spraying assembly 33 comprises a column 331, a rotating head 332, a rotating driving member 333, a telescopic rod 334, a hydraulic cylinder 335 and a spraying head 336, wherein the column 331 is fixedly connected with the vehicle body 1 and is located at one side of the vehicle body 1 close to the liquid storage tank 2, the rotating head 332 is rotatably connected with the column 331 and is located at one side of the column 331 far away from the vehicle body 1, the rotating driving member 333 is fixedly connected with the vehicle body 1 and is rotatably connected with the rotating head 332, the telescopic rod 334 is fixedly connected with the rotating head 332 and is located at one side of the rotating head 332 far away from the column 331, the hydraulic cylinder 335 is fixedly connected with the telescopic rod 334 and is fixedly connected with the rotating head 332 and is located at one side of the rotating head 332 close to the telescopic rod 334, the spraying head 336 is fixedly connected with the telescopic rod 334 and is connected with the liquid storage tank 2 through a conduit, and is located at an end of the telescoping rod 334 remote from the rotating head 332.
Further, referring to fig. 1 and 3, the rotation driving member 333 includes a rotation bearing 3331 and a bearing driving motor 3332, wherein the rotation bearing 3331 is rotatably connected to the upright 331, fixedly connected to the rotating head 332, and located between the upright 331 and the rotating head 332; the bearing driving motor 3332 is fixedly connected with the vehicle body 1, and an output shaft is rotatably connected with the rotary bearing 3331 and is located inside the upright column 331.
In this embodiment, the vehicle body 1 is an installation base of the liquid storage tank 2, four universal wheels 31 are installed at the bottom of the vehicle body 1, the universal wheels 31 are driven to rotate by power equipment to drive the vehicle body 1 to move, a plurality of bottom nozzles 32 are installed at the bottom of the vehicle body 1 through a support, and are installed at a plurality of end portions of the bottom of the vehicle body 1, so that the bottom nozzles 32 can spray liquid to a range covered by the vehicle body 1 and spray liquid to the surfaces of the universal wheels 31, and the bottom nozzles 32 can humidify and reduce dust of the bottom range of the vehicle body 1; the upright 331 is screwed to the upper surface of the vehicle body 1, the upright 331 is hollow inside, the body of the bearing driving motor 3332 is screwed inside the upright 331, the rotary head 332 is a cylinder, the bottom of the rotary head is rotatably connected to the top of the upright 331 through the rotary bearing 3331, the rotary bearing 3331 is driven to rotate by internal balls, and the output shaft of the rotary bearing 3331 drives the rotary ring of the rotary bearing 3331 to rotate, so that the rotary head 332 is driven to rotate by the bearing driving motor 3332; the outer surface thread of rotating head 332 is fixed with pneumatic cylinder 335, the output end screw thread of pneumatic cylinder 335 is installed telescopic link 334, telescopic link 334 can stretch out and draw back to the free tip thread of telescopic link 334 is fixed with shower head 336, shower head 336 pass through the pipe with liquid storage pot 2 intercommunication, thereby with the water in the liquid storage pot 2 sprays out through shower head 336, so, universal wheel 31 drives automobile body 1 removes in the mine tunnel, when automobile body 1 removes bottom shower nozzle 32 is to the route of automobile body 1 walking sprays water, avoids the walking of automobile body 1 to drive dust in the mine tunnel and rises, bearing driving motor 3332 drive stand 331 carries out the axial rotation, drives shower head 336 and carries out the change of angle, pneumatic cylinder 335 drives telescopic link 334 stretches out and draws back, thereby the drive shower head 336 orientation is kept away from the direction of automobile body 1 is flexible, makes shower head 336 can spray narrow and small position in the ore deposit way, thereby makes mining dust removal humidifier 100 can carry out humidification dust removal comprehensively to the not space of equidimension in the ore deposit way for the humidification dust removal effect to the ore deposit way is better.
Further, referring to fig. 3, the rotation driving member 333 further includes a mating gear 3333, and the mating gear 3333 is rotatably connected to the bearing driving motor 3332 and rotatably connected to the rotation bearing 3331, and is located on a side of the bearing driving motor 3332 close to the rotation bearing 3331.
In this embodiment, the center hole of the mating gear 3333 is screwed to the output shaft of the bearing driving motor 3332, and the mating gear 3333 has mating teeth on the outer circumference thereof, which can be engaged with the inner wall of the rotating ring of the rotating bearing 3331, so that the bearing driving motor 3332 can drive the rotating bearing 3331 to rotate.
Further, referring to fig. 1 and fig. 4, the spray assembly 33 further includes a rotating bracket 337, wherein the rotating bracket 337 is fixedly connected to the telescopic rod 334, rotatably connected to the spray head 336, and located at one end of the telescopic rod 334 close to the spray head 336.
Further, referring to fig. 1 and fig. 4, the spraying assembly 33 further includes a connecting bearing 338, and the connecting bearing 338 is fixedly connected to the telescopic rod 334, rotatably connected to the rotating bracket 337, and located at one end of the telescopic rod 334 close to the rotating bracket 337.
In this embodiment, the rotating bracket 337 is screw-mounted on the free end of the telescopic rod 334 through the connection bearing 338, the connection bearing 338 rotates through an inner ball, so that the rotating bracket 337 and the telescopic rod 334 axially rotate through the connection bearing 338, the rotating bracket 337 is used to fix the shower head 336, so that the shower head 336 can be stably connected to the telescopic rod 334, and thus the shower head 336 can rotate around the axis of the telescopic rod 334 to perform rotary spraying, and the range of the dust fall humidification is widened.
Further, referring to fig. 4, the spraying assembly 33 further includes a rotary driving motor 339, wherein the rotary driving motor 339 is fixedly connected to the telescopic rod 334, and an output shaft of the rotary driving motor 339 is fixedly connected to the rotary bracket 337 and is located at one end of the telescopic rod 334 close to the rotary bracket 337.
In this embodiment, the rotation driving motor 339 is screwed to the free end of the telescopic rod 334 and is located inside the connection bearing 338, and the output shaft of the rotation driving motor 339 is screwed to the rotation bracket 337, so that the shower head 336 is driven by the rotation driving motor 339 to rotate axially, thereby widening the range of humidification dustfall.
Further, referring to fig. 5, the spray assembly 33 further includes a first delivery pump 340, and the first delivery pump 340 is fixedly connected to the liquid storage tank 2, connected to the spray header 336 through a conduit, and located on a side of the liquid storage tank 2 close to the spray header 336.
In this embodiment, the first delivery pump 340 is screwed on the surface of the liquid storage tank 2, and is communicated with the inside of the liquid storage tank 2 through a conduit, and is communicated with the spray header 336 through a conduit, so that the first delivery pump 340 pressurizes the spraying of the spray header 336, and the spray header 336 has a wider spraying range and a better spraying effect.
Further, referring to fig. 5, the dust falling device 3 further includes a second delivery pump 34, and the second delivery pump 34 is fixedly connected to the liquid storage tank 2, connected to the bottom nozzle 32 through a conduit, and located on one side of the liquid storage tank 2 close to the bottom nozzle 32.
In this embodiment, the second delivery pump 34 is fixed on the surface of the liquid storage tank 2 through a pipe, and is communicated with the inside of the liquid storage tank 2 through a pipe, and is communicated with the bottom nozzle 32 through a pipe, so that the second delivery pump 34 pressurizes the spraying of the bottom nozzle 32, and the spraying range of the bottom nozzle 32 is wider, and the spraying effect is better.
Referring to fig. 5, a dust removing device 300 comprises a mining dust removing humidifier 100 and a dust collector 200, wherein the dust collector 200 is fixedly connected with a vehicle body 1 and is positioned on one side of the vehicle body 1 close to a liquid storage tank 2.
In this embodiment, the dust collector 200 is provided with a storage cavity therein, and the dust in the air is sucked into the storage cavity of the dust collector 200 through the self-priming pump of the dust collector 200, so that the dust in the mine tunnel can be quickly absorbed, and the dust amount in the air is reduced.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A mining dust removal humidifier is characterized by comprising a vehicle body, a liquid storage tank and a dust settling device;
the liquid storage tank is fixedly connected with the vehicle body and is positioned on one side of the vehicle body;
the dust settling device comprises a universal wheel, a bottom spray head and a spray assembly, the universal wheel is fixedly connected with the vehicle body and is positioned on one side of the vehicle body, which is far away from the liquid storage tank, the bottom spray head is fixedly connected with the vehicle body, is connected with the liquid storage tank through a guide pipe and is positioned on one side of the vehicle body, which is close to the universal wheel;
the spraying component comprises a vertical column, a rotating head, a rotary driving component, a telescopic rod, a hydraulic cylinder and a spraying head, the vertical column is fixedly connected with the vehicle body, and is positioned at one side of the vehicle body close to the liquid storage tank, the rotating head is rotationally connected with the upright post, and is positioned at one side of the upright post far away from the vehicle body, the rotary driving component is fixedly connected with the vehicle body, the hydraulic cylinder is fixedly connected with the telescopic rod, the telescopic rod is fixedly connected with the rotating head and is positioned on one side of the rotating head away from the upright post, and is fixedly connected with the rotating head and is positioned at one side of the rotating head close to the telescopic rod, the spray head is fixedly connected with the telescopic rod, and is connected with the liquid storage tank through a conduit and is positioned at one end of the telescopic rod far away from the rotating head.
2. The mining dust removal humidifier of claim 1,
the rotary driving component comprises a rotary bearing and a bearing driving motor, the rotary bearing is rotatably connected with the upright post and fixedly connected with the rotary head, and is positioned between the upright post and the rotary head; the bearing driving motor is fixedly connected with the vehicle body, and an output shaft is rotatably connected with the rotating bearing and is positioned in the upright post.
3. A mining dust removal humidifier according to claim 2,
the rotary driving component further comprises a matching gear, the matching gear is in rotary connection with the bearing driving motor, is in rotary connection with the rotary bearing, and is located on one side, close to the rotary bearing, of the bearing driving motor.
4. The mining dust removal humidifier of claim 1,
the spraying assembly further comprises a first conveying pump, the first conveying pump is fixedly connected with the liquid storage tank, is connected with the spraying head through a guide pipe, and is located on one side, close to the spraying head, of the liquid storage tank.
5. The mining dust removal humidifier of claim 1,
the dust fall device further comprises a second delivery pump, wherein the second delivery pump is fixedly connected with the liquid storage tank, connected with the bottom sprayer through a guide pipe and located on one side of the bottom sprayer close to the liquid storage tank.
6. The dust removal device is characterized by comprising the mining dust removal humidifier as claimed in any one of claims 1-2, and a dust collector, wherein the dust collector is fixedly connected with the vehicle body and is positioned on one side of the vehicle body, which is close to the liquid storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010826390.3A CN112031855A (en) | 2020-08-17 | 2020-08-17 | Mining dust removal humidifier and dust collecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010826390.3A CN112031855A (en) | 2020-08-17 | 2020-08-17 | Mining dust removal humidifier and dust collecting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112031855A true CN112031855A (en) | 2020-12-04 |
Family
ID=73577434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010826390.3A Pending CN112031855A (en) | 2020-08-17 | 2020-08-17 | Mining dust removal humidifier and dust collecting equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN112031855A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207829945U (en) * | 2018-01-31 | 2018-09-07 | 刘顺福 | Coal mine underground movable atomizing de-dusting apparatus |
| CN209212284U (en) * | 2018-12-25 | 2019-08-06 | 常熟市通防电器有限公司 | Safe fine water spray dust fall device for mines |
| CN209293845U (en) * | 2018-12-21 | 2019-08-23 | 永城煤电控股集团有限公司 | A kind of coal mining atomizing de-dusting apparatus |
| CN209423214U (en) * | 2018-12-04 | 2019-09-24 | 湖南安全技术职业学院（长沙煤矿安全技术培训中心） | Mine road dust fall trolley |
| CN210178409U (en) * | 2019-05-11 | 2020-03-24 | 张楠 | Adjustable underground coal mine movable spraying dust-settling device |
| CN210786674U (en) * | 2019-09-30 | 2020-06-19 | 湖州德宁矿业有限公司 | Mining high-altitude spraying dust-settling device |
| CN211230456U (en) * | 2019-12-24 | 2020-08-11 | 武和平 | Coal mine heading machine spraying dust-settling device |
-
2020
- 2020-08-17 CN CN202010826390.3A patent/CN112031855A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207829945U (en) * | 2018-01-31 | 2018-09-07 | 刘顺福 | Coal mine underground movable atomizing de-dusting apparatus |
| CN209423214U (en) * | 2018-12-04 | 2019-09-24 | 湖南安全技术职业学院（长沙煤矿安全技术培训中心） | Mine road dust fall trolley |
| CN209293845U (en) * | 2018-12-21 | 2019-08-23 | 永城煤电控股集团有限公司 | A kind of coal mining atomizing de-dusting apparatus |
| CN209212284U (en) * | 2018-12-25 | 2019-08-06 | 常熟市通防电器有限公司 | Safe fine water spray dust fall device for mines |
| CN210178409U (en) * | 2019-05-11 | 2020-03-24 | 张楠 | Adjustable underground coal mine movable spraying dust-settling device |
| CN210786674U (en) * | 2019-09-30 | 2020-06-19 | 湖州德宁矿业有限公司 | Mining high-altitude spraying dust-settling device |
| CN211230456U (en) * | 2019-12-24 | 2020-08-11 | 武和平 | Coal mine heading machine spraying dust-settling device |
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Application publication date: 20201204 |