CN110142242B - Residual coal ash collecting device for coal mine - Google Patents
Residual coal ash collecting device for coal mine Download PDFInfo
- Publication number
- CN110142242B CN110142242B CN201910408508.8A CN201910408508A CN110142242B CN 110142242 B CN110142242 B CN 110142242B CN 201910408508 A CN201910408508 A CN 201910408508A CN 110142242 B CN110142242 B CN 110142242B
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- Prior art keywords
- rectangular
- box body
- fixedly connected
- coal ash
- opening
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- 239000010883 coal ash Substances 0.000 title claims abstract description 63
- 239000003245 coal Substances 0.000 title claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 34
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 238000001179 sorption measurement Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 12
- 229920000742 Cotton Polymers 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000003860 storage Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 239000000779 smoke Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Landscapes
- Treating Waste Gases (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a residual coal ash collecting device for a coal mine, which comprises a rectangular box body, wherein an adsorption dust removing device is arranged on the inner surface of the rectangular box body, a controller is arranged on the side surface of the rectangular box body, a coal ash rotary collecting device is arranged at one end of the rectangular box body, an automatic discharging device is arranged at one side of the adsorption dust removing device, and the coal ash rotary collecting device lifts and conveys coal ash under the action of rotating blades and guide plates; the automatic discharging device inclines the storage box under the action of the telescopic rod, and the coal ash is discharged under the action of gravity. The invention has the advantages of simple operation and strong practicability.
Description
Technical Field
The invention relates to the field related to coal mine machinery, in particular to a residual coal ash collecting device for a coal mine.
Background
Because the coal ash has very high recycling value, scattered coal ash needs to be collected at regular intervals, workers generally need to take tools to clean the coal ash, time and labor are wasted, and the production capital of manufacturers is increased.
In 201811090125.2 a mechanical arm for clearing coal ash in a coal mine, the coal ash is swept to a plate car through high-speed rotation of a clearing brush, the coal ash to be cleared is connected to the plate car through a coal receiving baffle, and meanwhile, the coal ash is shielded through a coal blocking plate and a coal blocking support plate, so that the coal ash falls into a coal ash bottom plate, and the coal ash is easily collected.
The above patent can make the coal ash receive the impact while the cleaning brush rotates at a high speed, and the coal ash can not be effectively collected because the coal ash has the characteristic of dust to disperse the coal ash.
Disclosure of Invention
The invention aims to solve the problems and designs a residual coal ash collecting device for a coal mine.
The technical scheme of the invention for achieving the aim is that the dust collector comprises a rectangular box body, wherein an adsorption dust collector is arranged on the inner surface of the rectangular box body, a controller is arranged on the side surface of the rectangular box body, a coal ash rotary collecting device is arranged at one end of the rectangular box body, and an automatic discharging device is arranged on one side of the adsorption dust collector;
the coal ash rotary collecting device comprises a rectangular groove on the side surface of a rectangular box body, the rectangular groove is fixedly connected with the rectangular box body, one side of the rectangular groove is provided with a first opening, the opposite side surface of the rectangular groove is provided with a first sliding groove, the first sliding groove is fixedly connected with the rectangular groove, one side of the first sliding groove is provided with a sliding block, the sliding block is slidably connected with the first sliding groove, the lower end of the sliding block is provided with a first telescopic rod, the lower end of the first telescopic rod is fixedly connected with the rectangular groove, the upper end of the first telescopic rod is fixedly connected with the sliding block, the side surface of the sliding block is provided with a first mounting box, the first mounting box is fixedly connected with the sliding block, the lower surface of the mounting box is provided with a feed inlet, the feed inlet is fixedly connected with the first mounting box, the lower surface of the feed inlet is provided with a rectangular frame, two sides of one end of the rectangular frame are provided with electric rollers, and the electric rollers are connected with the rectangular frame in an inserting manner; the mounting box comprises a mounting box body, and is characterized in that a first rotating motor is arranged on the inner side surface of the mounting box body, the first rotating motor is fixedly connected with the mounting box body, a rotating end of the first rotating motor is provided with a rotating blade, the center of the rotating blade is fixedly connected with the first rotating motor, a guide plate is arranged on the side surface of the rotating blade, the guide plate is fixedly connected with the rotating blade, a second mounting box is arranged on the opposite side surface of the first rotating motor, the second mounting box is fixedly connected with the first mounting box body, two side surfaces of the mounting box are provided with a second opening, the second opening corresponds to the first opening in position, a conveying belt is arranged on the inner surface of the second mounting box body, one end of the conveying belt is fixedly connected with the second mounting box body, and the other end of the conveying belt is connected with the first opening through the second opening in a cartridge manner.
The automatic discharging device comprises a discharging port on the side surface of the rectangular box body, the discharging port is fixedly connected with the rectangular box body, a rectangular sliding groove is formed in the lower surface of the rectangular box body, the rectangular sliding groove is fixedly connected with the rectangular box body, a sliding platform is arranged on the inner surface of the rectangular sliding groove, the sliding platform is slidably connected with the rectangular sliding groove, a collecting box is arranged on the upper surface of the sliding platform, one end of the collecting box is connected with the sliding platform in a plugged manner, the other end of the collecting box is provided with a second telescopic rod, the lower end of the second telescopic rod is connected with the sliding platform in a plugged manner, the upper end of the second telescopic rod is connected with the collecting box in a plugged manner, the side surface of the collecting box is provided with a third opening, the third opening corresponds to the second opening in position, one opposite side of the third opening is provided with a rectangular opening, a sealing door is arranged at the upper end of the rectangular opening and is connected with the rectangular opening in a plugged manner, the side surface of the sealing door is provided with a third telescopic rod, and the upper end of the telescopic rod is fixedly connected with the collecting box.
The adsorption dust removal device comprises a dust removal box body on one side of a rectangular box body, the dust removal box body is embedded and connected with the rectangular box body, one end of the dust removal box body is provided with a suction fan, the suction fan is fixedly connected with the dust removal box body, the other end of the dust removal box body is provided with a hollow cylinder, the hollow cylinder is connected with the dust removal box body in a plug-in mounting mode, the outer surface of the hollow cylinder is provided with a vent hole, the vent hole is fixedly connected with the hollow cylinder, the inner surface of the hollow cylinder is provided with adsorption cotton, and the adsorption cotton is connected with the hollow cylinder in a plug-in mounting mode.
The upper surface of the conveying belt is provided with a protective cover.
The lower surface of the rectangular box body is provided with a driving wheel, and the driving wheel is fixedly connected with the rectangular box body.
And the upper surface of the rectangular box body is provided with a storage battery.
And a distance sensor is arranged on the lower surface of the rectangular frame.
One end of the rotating blade is provided with a rectangular baffle plate which is fixedly connected with the rotating blade; the inner surface of the rectangular box body is provided with a telescopic clamping block.
According to the residual coal ash collecting device for the coal mine, which is manufactured by the technical scheme, the coal ash on the ground can be effectively collected under the action of the coal ash rotating collecting device, the coal ash can be quickly unloaded under the action of the automatic unloading device, and the dust in the equipment can be collected under the action of the adsorption dust removing device, so that the diffusion of the dust is reduced.
Drawings
FIG. 1 is a schematic illustration of a residual coal ash collection device for use in a coal mine according to the present invention;
FIG. 2 is a schematic top view of the coal ash rotating collection device of the present invention;
FIG. 3 is a schematic view of the adsorption dust removal device of the present invention;
FIG. 4 is a schematic view of the retractable latch of the present invention;
FIG. 5 is a schematic view of a coal ash rotating collection device according to the present invention;
in the figure, 1, a rectangular box body; 2. a controller; 3. a rectangular groove; 4. a first opening; 5. a first sliding chute; 6. a slider; 7. a first telescopic rod; 8. mounting a first box; 9. a feed inlet; 10. a rectangular frame; 11. an electric roller; 12. a first rotating motor; 13. a rotor blade; 14. a baffle; 15. mounting a second box; 16. a second opening; 17. a conveyor belt; 18. a discharge port; 19. a rectangular chute; 20. a sliding platform; 21. a collection box; 22. a second telescopic rod; 23. opening three; 24. a rectangular opening; 25. a sealing door; 26. a third telescopic rod; 27. a dust removal box body; 28. a suction fan; 29. a hollow cylinder; 30. air holes are formed; 31. adsorbing cotton; 32. a protective cover; 33. a storage battery; 34. a distance sensor; 35. a rectangular baffle plate; 36. a telescopic clamping block; 37. and a driving wheel.
Detailed Description
The invention is described in detail below with reference to the drawings, as shown in fig. 1-5.
In this embodiment, the model of the controller 2 is STC89S52, the signal output end of the controller 2 is electrically connected to the signal input ends of the first telescopic rod 7, the second telescopic rod 22, the third telescopic rod 26, the suction fan 28, the distance sensor 34, the first rotating motor 12 and the motorized roller 11, and the power output end of the controller 2 is electrically connected to the power input ends of the first telescopic rod 7, the second telescopic rod 22, the third telescopic rod 26, the suction fan 28, the distance sensor 34, the first rotating motor 12 and the motorized roller 11.
The invention is characterized in that the structural design of the coal ash rotary collecting device is combined with the attached figures 1, 2 and 5, the coal ash rotary collecting device enables a rectangular frame 10 to contact the ground through the extension and retraction of a first telescopic rod 7, the coal ash is concentrated on the upper surface of a conveyor belt 17 through the combined action and rotation of a rotating blade 13 and a guide plate 14, the conveyor belt 17 conveys the coal ash into a collecting box 21, the coal ash rotary collecting device comprises a rectangular groove 3, one side of the rectangular groove 3 is provided with a first opening 4, the opposite side surface of the rectangular groove 3 is provided with a first sliding groove 5, the first sliding groove 5 is fixedly connected with the rectangular groove 3, one side of the first sliding groove 5 is provided with a sliding block 6, the sliding block 6 is slidably connected with the first sliding groove 5, the lower end of the sliding block 6 is provided with a first telescopic rod 7, the lower end of the first telescopic rod 7 is fixedly connected with the rectangular groove 3, and the upper end of the first telescopic rod 7 is fixedly connected with the sliding block 6, a first mounting box 8 is arranged on the side surface of the sliding block 6, the first mounting box 8 is fixedly connected with the sliding block 6, a feed port 9 is formed in the lower surface of the first mounting box 8, the feed port 9 is fixedly connected with the first mounting box 8, a rectangular frame 10 is arranged on the lower surface of the feed port 9, the rectangular frame 10 is fixedly connected with the feed port 9, electric rollers 11 are arranged on two sides of one end of the rectangular frame 10, and the electric rollers 11 are connected with the rectangular frame 10 in an inserted manner; the inner side surface of the first mounting box 8 is provided with a first rotating motor 12, the first rotating motor 12 is fixedly connected with the first mounting box 8, a rotating end of the first rotating motor 12 is provided with a rotating blade 13, the center of the rotating blade 13 is fixedly connected with the first rotating motor 12, a guide plate 14 is arranged on the side surface of the rotating blade 13, the guide plate 14 is fixedly connected with the rotating blade 13, a second mounting box 15 is arranged on the opposite side surface of the first rotating motor 12, the second mounting box 15 is fixedly connected with the first mounting box 8, an opening second 16 is arranged on the side surface of the second mounting box 15, the opening second 16 corresponds to the opening first 4 in position, a conveyor belt 17 is arranged on the inner surface of the second mounting box 15, one end of the conveyor belt 17 is fixedly connected with the second mounting box 15, the other end of the conveyor belt 17 is connected with the opening first mounting box 4 through the opening second 16 in a plug-in mode, and the problem of poor brush collecting effect is solved through the effect of the rotating blade 13.
The inventive point of the application also comprises the structural design of an automatic discharging device, in the device, with reference to the attached drawing 1, the automatic discharging device enables one end of a collecting box 21 to tilt through the extension of a second telescopic rod 22, coal ash in the collecting box 21 slides to one side of a sealing door under the action of gravity, and the sealing door 25 is opened through the extension of a third telescopic rod 26 so as to release the coal ash, the automatic discharging device comprises a discharge port 18, the discharge port 18 is fixedly connected with a rectangular box body 1, a rectangular sliding groove 19 is formed in the lower surface of the rectangular box body 1, the rectangular sliding groove 19 is fixedly connected with the rectangular box body 1, a sliding platform 20 is arranged on the inner surface of the rectangular sliding groove 19, the sliding platform 20 is in sliding connection with the rectangular sliding groove 19, the upper surface of the sliding platform 20 is provided with the collecting box 21, one end of the collecting box 21 is in inserted connection with the sliding platform 20, the other end of the collecting box 21 is provided with the second telescopic rod 22, and the lower end of the second telescopic rod 22 is in inserted connection with the sliding platform 20, the upper end of the second telescopic rod 22 is connected with the collecting box 21 in a plug-in mode, the side surface of the collecting box 21 is provided with a third opening 23, the third opening 23 corresponds to the second opening 16 in position, one opposite side of the third opening 23 is provided with a rectangular opening 24, the upper end of the rectangular opening 24 is provided with a sealing door 25, the sealing door 25 is connected with the rectangular opening 24 in a plug-in mode, the side surface of the sealing door 25 is provided with a third telescopic rod 26, and the problem that a large amount of labor force is needed for coal ash discharging is solved through the mutual matching effect of the second telescopic rod 22 and the third telescopic rod 26.
This application still includes the structural design who adsorbs dust collector, combines figure 3 in this device, can make the interior negative pressure that produces of rectangle box 1 through the effect of suction fan 28, makes the dust in the rectangle box 1 be close to hollow cylinder 29 to filter on adsorbing cotton 31 through bleeder vent 30, solved the equipment and collected the easy problem that produces the dust of in-process of coal ash.
When the device is used, the controller 2 controls the driving wheel 37 to rotate, the rotation of the driving wheel 37 directly drives the whole device to move, when the device moves to a proper position, the controller 2 controls the extension of the first telescopic rod 7 through the induction of the distance inductor 34, when the rectangular frame 10 is far away from the ground, the controller 2 controls the first telescopic rod 7 to be shortened to enable the sliding block 6 to drive the first mounting box 8 to descend and enable the rectangular frame 10 to be close to the ground, so that the collection effect of coal ash is ensured, when the device moves, the electric roller 11 is firstly controlled to rotate, because the electric roller 11 is provided with two rollers which are arranged in a V shape, the coal ash is concentrated to the center line of the rectangular frame 10 when the electric roller 11 rotates, so that the collection of the rotating blades 13 is convenient, and along with the relative movement of the device and the ground, the coal ash is concentrated below the feeding hole 9, the coal ash is accumulated on one side of the feeding hole 9 along with the movement of the rectangular frame 10, then the controller 2 controls the first rotating motor 12 to rotate, the first rotating motor 12 directly drives the rotating blades 13 to rotate when rotating, the coal ash can be scraped onto the rotating blades 13 when the rotating blades 13 rotate to the lowest end, the coal ash can not fall off under the action of the rectangular baffle 35, the coal ash is lifted to the upper ends of the rotating blades 13 along with the rotation of the rotating blades 13, the coal ash falls into the second mounting box 15 due to the combined action of gravity and the guide plate 14 and falls into the collecting box 21 along with the transmission of the conveyor belt 17, and the coal ash can be in a relatively closed state due to the action of the protective cover.
When the coal ash in the collection box 21 is accumulated to a certain degree, the telescopic fixture block 36 is manually pressed, one end of the telescopic fixture block 36 releases the collection box 21, the collection box 21 slides to one end of the discharge port 18, then the controller 2 controls the second telescopic rod 22 to extend, and as one end of the lower surface of the collection box 21 is connected with the sliding platform 20 in an inserted manner, the collection box 21 is directly driven to incline when the second telescopic rod 22 extends, then the controller 2 controls the third telescopic rod 26 to extend, the sealing door 25 is opened, the purpose of releasing the coal ash is achieved, and the collection box 21 can be prevented from touching the conveyor belt 17 inserted in the third opening 23 during the lifting process by the movement of the collection box 21.
When the device collects coal ash, a large amount of smoke and dust can be generated, in order to avoid the phenomenon that a large amount of smoke and dust generated in the device diffuses outwards, the controller 2 controls the suction fan 28 to work, when the suction fan 28 works, the smoke and dust in the rectangular box body 1 can move to one side of the dust removal box body 27 along with the air flow, and the smoke and dust can be collected through the action of the air holes 30 and the adsorption cotton 31.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (8)
1. The residual coal ash collecting device for the coal mine comprises a rectangular box body (1), wherein an adsorption dust removing device is arranged on the inner surface of the rectangular box body (1), and a controller (2) is arranged on the side surface of the rectangular box body (1), and is characterized in that a coal ash rotary collecting device is arranged at one end of the rectangular box body (1), and an automatic discharging device is arranged on one side of the adsorption dust removing device;
the coal ash rotary collecting device comprises a rectangular groove (3) on the side surface of a rectangular box body (1), the rectangular groove (3) is fixedly connected with the rectangular box body (1), one side of the rectangular groove (3) is provided with a first opening (4), the opposite side surface of the rectangular groove (3) is provided with a first sliding chute (5), the first sliding chute (5) is fixedly connected with the rectangular groove (3), one side of the first sliding chute (5) is provided with a sliding block (6), the sliding block (6) is slidably connected with the first sliding chute (5), the lower end of the sliding block (6) is provided with a first telescopic rod (7), the lower end of the first telescopic rod (7) is fixedly connected with the rectangular groove (3), the upper end of the first telescopic rod (7) is fixedly connected with the sliding block (6), the side surface of the sliding block (6) is provided with a first mounting box (8), the first mounting box (8) is fixedly connected with the sliding block (6), and the lower surface of the first mounting box (8) is provided with a feed inlet (9), the feeding port (9) is fixedly connected with the first mounting box (8), a rectangular frame (10) is arranged on the lower surface of the feeding port (9), the rectangular frame (10) is fixedly connected with the feeding port (9), electric rollers (11) are arranged on two sides of one end of the rectangular frame (10), and the electric rollers (11) are connected with the rectangular frame (10) in an inserted manner; the inner side surface of the first mounting box (8) is provided with a first rotating motor (12), the first rotating motor (12) is fixedly connected with the first mounting box (8), the rotating end of the first rotating motor (12) is provided with a rotating blade (13), the center of the rotating blade (13) is fixedly connected with the first rotating motor (12), the side surface of the rotating blade (13) is provided with a guide plate (14), the guide plate (14) is fixedly connected with the rotating blade (13), the opposite side surface of the first rotating motor (12) is provided with a second mounting box (15), the second mounting box (15) is fixedly connected with the first mounting box (8), the side surface of the second mounting box (15) is provided with a second opening (16), the second opening (16) corresponds to the first opening (4), the inner surface of the second mounting box (15) is provided with a conveyor belt (17), one end of the conveyor belt (17) is fixedly connected with the second mounting box (15), and the other end of the conveyor belt (17) is connected with the first opening (4) through the second opening (16).
2. The residual coal ash collecting device for the coal mine according to claim 1, wherein the automatic discharging device comprises a discharging port (18) on the side surface of a rectangular box body (1), the discharging port (18) is fixedly connected with the rectangular box body (1), a rectangular sliding chute (19) on the lower surface of the rectangular box body (1), the rectangular sliding chute (19) is fixedly connected with the rectangular box body (1), a sliding platform (20) is arranged on the inner surface of the rectangular sliding chute (19), the sliding platform (20) is slidably connected with the rectangular sliding chute (19), a collecting box (21) is arranged on the upper surface of the sliding platform (20), one end of the collecting box (21) is connected with the sliding platform (20) in a plugging manner, a second telescopic rod (22) is arranged at the other end of the collecting box (21), the lower end of the second telescopic rod (22) is connected with the sliding platform (20) in a plugging manner, and the upper end of the second telescopic rod (22) is connected with the collecting box (21) in a plugging manner, the side surface of the collecting box (21) is provided with a third opening (23), the third opening (23) corresponds to the second opening (16), one opposite side of the third opening (23) is provided with a rectangular opening (24), the upper end of the rectangular opening (24) is provided with a sealing door (25), the sealing door (25) is connected with the rectangular opening (24) in a plug-in mode, the side surface of the sealing door (25) is provided with a third telescopic rod (26), and the upper end of the third telescopic rod (26) is fixedly connected with the collecting box (21).
3. The residual coal ash collecting device for the coal mine is characterized by comprising a dust removing box body (27) arranged on one side of a rectangular box body (1), the dust removing box body (27) is connected with the rectangular box body (1) in an embedded mode, a suction fan (28) is arranged at one end of the dust removing box body (27), the suction fan (28) is fixedly connected with the dust removing box body (27), a hollow cylinder (29) is arranged at the other end of the dust removing box body (27), the hollow cylinder (29) is connected with the dust removing box body (27) in an inserted mode, air holes (30) are formed in the outer surface of the hollow cylinder (29), the air holes (30) are fixedly connected with the hollow cylinder (29), adsorption cotton (31) is arranged on the inner surface of the hollow cylinder (29), and the adsorption cotton (31) is connected with the hollow cylinder (29) in an inserted mode.
4. A residual coal ash collection device for coal mines according to claim 1 wherein the upper surface of the conveyor belt (17) is provided with a protective cover (32).
5. The residual coal ash collecting device for the coal mine is characterized in that a driving wheel (37) is arranged on the lower surface of the rectangular box body (1), and the driving wheel (37) is fixedly connected with the rectangular box body (1).
6. A residual coal ash collection device for coal mine according to claim 1, characterized in that the rectangular box body (1) is provided with an accumulator (33) on the upper surface.
7. A residual coal ash collection device for coal mines according to claim 1, wherein the lower surface of the rectangular frame (10) is provided with a distance sensor (34).
8. The residual coal ash collecting device for the coal mine is characterized in that one end of the rotating blade (13) is provided with a rectangular baffle (35), and the rectangular baffle (35) is fixedly connected with the rotating blade (13); the inner surface of the rectangular box body (1) is provided with a telescopic clamping block (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910408508.8A CN110142242B (en) | 2019-05-16 | 2019-05-16 | Residual coal ash collecting device for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910408508.8A CN110142242B (en) | 2019-05-16 | 2019-05-16 | Residual coal ash collecting device for coal mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110142242A CN110142242A (en) | 2019-08-20 |
| CN110142242B true CN110142242B (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910408508.8A Expired - Fee Related CN110142242B (en) | 2019-05-16 | 2019-05-16 | Residual coal ash collecting device for coal mine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111001254B (en) * | 2019-12-31 | 2022-03-08 | 浙江欧巨纺织有限公司 | Dust collector is used in weaving workshop |
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| CN108797476A (en) * | 2018-06-26 | 2018-11-13 | 田进 | A kind of municipal administration automation equipment for collecting leaf |
| CN108971069A (en) * | 2018-09-18 | 2018-12-11 | 严传玉 | A kind of mechanical arm of the cleaning coal ash for coal mine |
| CN109045639A (en) * | 2018-09-30 | 2018-12-21 | 肇庆学院 | A kind of device that can collect shot automatically |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110142242A (en) | 2019-08-20 |
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