CN220444324U - Pulverized coal cleaning device in dry coal separator - Google Patents
Pulverized coal cleaning device in dry coal separator Download PDFInfo
- Publication number
- CN220444324U CN220444324U CN202321415421.1U CN202321415421U CN220444324U CN 220444324 U CN220444324 U CN 220444324U CN 202321415421 U CN202321415421 U CN 202321415421U CN 220444324 U CN220444324 U CN 220444324U
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- Prior art keywords
- coal
- dust collection
- cleaning
- fixed
- axle box
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- 239000003245 coal Substances 0.000 title claims abstract description 129
- 238000004140 cleaning Methods 0.000 title claims abstract description 52
- 239000000428 dust Substances 0.000 claims abstract description 75
- 238000002360 preparation method Methods 0.000 claims abstract description 28
- 238000000926 separation method Methods 0.000 claims abstract description 25
- 238000010408 sweeping Methods 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 23
- 239000002817 coal dust Substances 0.000 claims description 14
- 230000001788 irregular Effects 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims 1
- 239000010883 coal ash Substances 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model provides a pulverized coal cleaning device in a dry coal separator, and belongs to the technical field of coal separators. The device for cleaning the pulverized coal in the dry coal separator comprises a coal separation assembly and a cleaning assembly. The coal preparation subassembly includes coal preparation portion and collecting box, the collecting box sets up in the coal preparation portion, the clearance subassembly includes clearance portion and dust absorption portion, clearance portion with dust absorption portion all sets up in the coal preparation portion, the coal preparation portion includes support frame, first axle box, second axle box, coal preparation roller, first motor, driving gear, drive gear and driven gear, first axle box with the second axle box is divided to be fixed in the both sides of support frame, and is a plurality of the coal preparation roller rotates to be set up on the support frame, and the device is through setting up supporting baffle and dust absorption mouth in the coal preparation roller top, has avoided the coal ash that the clearance was cleared up to float in surrounding environment, has avoided the coal ash to fall down again and has attached to coal preparation roller and support frame surface, and the clearance is effectual.
Description
Technical Field
The utility model relates to the technical field of coal separators, in particular to a device for cleaning pulverized coal in a dry coal separator.
Background
The coal preparation is to manually select (depending on the physical and chemical properties of the coal) the coal materials in the original state mined by the mine, crush and screen, and wash and select according to the granularity level after dividing into granularity levels so as to remove impurities in the coal, reduce ash content, furthest utilize coal resources, reduce the pollution to the environment when the coal burns and products are manufactured, and achieve the low-carbon and environment-friendly energy utilization principle.
Through searching, chinese patent number is CN202221582080.2, discloses a cleaning device for a coal separator, relates to the technical field of coal separators, and aims to solve the problems that coal dust is easy to adhere to the surface of a coal separator roller and is difficult to clean in the using process of the coal separator in the prior art. The device is characterized in that a second coal dressing roller is rotationally connected between the transmission device and the axle box, a sweeping rod is arranged below the second coal dressing roller, the second coal dressing roller is attached to the sweeping rod, the transmission device and the axle box are both in sliding connection with the sweeping rod, a limiting block is installed at one end of the sweeping rod, the limiting block is fixedly connected with the sweeping rod through a fastening screw, a spring is arranged on one side of the limiting block, the limiting block and the transmission device are attached to the spring, an irregular wheel is arranged inside the axle box, and the irregular wheel is attached to one end of the sweeping rod.
However, the scheme still has the defect that when the sweeping rod cleans through friction of the first coal preparation roller and the second coal preparation roller, coal dust overflows from between the first coal preparation roller and the second coal preparation roller and floats in the surrounding environment, and after the sweeping is finished, the coal dust falls and adheres to the surfaces of the first coal preparation roller, the second coal preparation roller and the axle box, so that the cleaning effect is poor.
Disclosure of Invention
In order to make up for the defects, the utility model provides a coal dust cleaning device in a dry coal separator, which aims to solve the problems that coal dust overflows from between a first coal separation roller and a second coal separation roller and floats in the surrounding environment when a sweeping rod rubs the first coal separation roller and the second coal separation roller to clean, and the coal dust falls and adheres to the surfaces of the first coal separation roller, the second coal separation roller and an axle box after the cleaning is finished.
The utility model is realized in the following way:
the utility model provides a pulverized coal cleaning device in a dry coal separator, which comprises a coal separation assembly and a cleaning assembly.
The coal dressing assembly comprises a coal dressing part and a collecting box, and the collecting box is arranged on the coal dressing part;
the cleaning assembly comprises a cleaning part and a dust collection part, and the cleaning part and the dust collection part are both arranged on the coal dressing part; the coal dressing part comprises a support frame, a first axle box, a second axle box, a coal dressing roller, a first motor, a driving gear, a transmission gear and a driven gear, wherein the first axle box and the second axle box are respectively fixed on two sides of the support frame, a plurality of coal dressing rollers are rotatably arranged on the support frame, the first motor is fixed in the middle of the second axle box, an output shaft of the first motor is fixed together through a coupler and the middle end part of the coal dressing roller, the driving gear is also fixed on the outer wall of the middle coal dressing roller, the driven gear is fixed on other coal dressing rollers, and the transmission gear is arranged between the adjacent driving gear and the driven gear and between the adjacent driven gears in a meshed manner;
the cleaning part comprises a sweeping rod, a pushing plate and a limiting plate, wherein the sweeping rods are rotatably arranged on the supporting frame, the sweeping rod is arranged below the coal dressing roller, the coal dressing roller is attached to the sweeping rod, the sweeping rod penetrates through the supporting frame, and two ends of the sweeping rod are respectively fixed with the pushing plate and the limiting plate.
In one embodiment of the utility model, the collection box is disposed below the support frame.
In one embodiment of the present utility model, the cleaning portion further includes a transmission shaft rotatably disposed on the first axle housing, an irregular wheel fixed on an outer wall of the transmission shaft, and a second motor fixed on an outer wall of the first axle housing, an output shaft of the second motor being fixed together through the coupling and an end portion of the transmission shaft, the irregular wheel being in surface contact with the push plate.
In one embodiment of the utility model, the cleaning part further comprises a spring fixed between the supporting frame and the limiting plate.
In one embodiment of the utility model, the dust suction part comprises a support baffle plate fixed on the upper surface of the support frame.
In one embodiment of the present utility model, the dust collection part further includes a dust collection plate, a dust collection box, a dust collection pump, and a dust collection pipe, wherein the dust collection plate is fixed on the upper surface of the support baffle, the dust collection box is fixed on the outer wall of the support baffle, one end of the dust collection pipe is arranged on the dust collection plate, the other end of the dust collection pipe is arranged on the dust collection box, and the dust collection pump is arranged on the dust collection pipe.
In one embodiment of the utility model, the dust collection plate is provided with a plurality of dust collection openings in a linear distribution.
The beneficial effects of the utility model are as follows: according to the coal dust cleaning device in the dry coal separator, when the device is used, the first motor, the second motor and the dust collection pump are started, the output shaft of the first motor drives the driving gear and the coal separation roller in the middle to synchronously rotate, the driving gear drives the driven gear to rotate through the driving gear, so that a coal mine is driven to flow from above the coal separation roller, coal dust can fall from a gap between the coal separation rollers to screen the coal mine, the second motor drives the driving shaft and the irregular wheel to rotate, the pushing plate is driven to transversely reciprocate through rotation of the irregular wheel, the pushing plate drives the sweeping rod to transversely move back and forth, so that the surface of the coal separation roller is transversely cleaned, coal dust overflowed from the coal separation roller enters the dust collection plate through the dust collection opening under the action of the dust collection pump, and enters the dust collection box through the dust collection pipe.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a pulverized coal cleaning device in a dry separator according to an embodiment of the present utility model;
fig. 2 is a relationship diagram of a coal dressing unit and a collecting box according to an embodiment of the present utility model;
fig. 3 is a plan view of a coal dressing section according to an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a cleaning section provided in an embodiment of the present utility model;
fig. 5 is a cross-sectional view of a dust suction unit according to an embodiment of the present utility model.
In the figure: 100-coal dressing assembly; 110-coal preparation part; 111-supporting frames; 112-a first axlebox; 113-a second axle box; 114-a coal dressing roller; 115-a first motor; 116-a drive gear; 117-a drive gear; 118-driven gear; 120-collecting box; 200-cleaning the assembly; 210-a cleaning part; 211-sweep bar; 212-pushing plate; 213-a drive shaft; 214-irregular wheel; 215-a second motor; 216-limiting plates; 217-springs; 220-a dust collection part; 221-supporting baffles; 222-a dust collection plate; 223-a dust collection port; 224-dust bin; 225-a dust collection pump; 226-dust collection pipe.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-5, the present utility model provides a technical solution: a pulverized coal cleaning device in a dry coal separator comprises a coal separation assembly 100 and a cleaning assembly 200.
The cleaning assembly 200 is arranged on the coal preparation assembly 100, the driving gear 116, the transmission gear 117 and the driven gear 118 are arranged to conveniently drive the plurality of coal preparation rollers 114 to synchronously rotate in the same direction, the collecting box 120 is arranged to conveniently collect coal blocks, the sweeping rod 211 is arranged to conveniently sweep coal dust on the coal preparation rollers 114, the spring 217 is arranged to conveniently apply tension to the limiting plate 216, the supporting baffle 221 is arranged to prevent the coal blocks from rolling off the coal preparation rollers 114, meanwhile, a certain blocking effect is also achieved on coal dust, and the dust collection opening 223 is arranged to conveniently suck the coal dust overflowing from the coal preparation rollers 114 into the dust collection box 224 for uniform treatment.
Referring to fig. 1-3, the coal dressing assembly 100 includes a coal dressing portion 110 and a collecting box 120, the coal dressing portion 110 includes a supporting frame 111, a first axle box 112, a second axle box 113, a coal dressing roller 114, a first motor 115, a driving gear 116, a transmission gear 117 and a driven gear 118, the first axle box 112 and the second axle box 113 are fixed on two sides of the supporting frame 111, a plurality of coal dressing rollers 114 are rotatably arranged on the supporting frame 111, the first motor 115 is fixed on the middle of the second axle box 113, an output shaft of the first motor 115 is fixed together through a coupling and an end part of the middle coal dressing roller 114, the driving gear 116 is also fixed on an outer wall of the middle coal dressing roller 114, the driven gears 118 are fixed on other coal dressing rollers 114, the transmission gears 117 are meshed between the adjacent driving gears 116 and the driven gears 118, the collecting box 120 is arranged below the supporting frame 111, and the collecting box 120 is arranged on the coal dressing portion 110.
Referring to fig. 1, 4 and 5, the cleaning assembly 200 includes a cleaning part 210 and a dust collection part 220, the cleaning part 210 and the dust collection part 220 are both disposed on the coal preparation part 110, the cleaning part 210 includes a cleaning rod 211, a push plate 212 and a limiting plate 216, the cleaning rod 211 is rotatably disposed on the support frame 111, the cleaning rod 211 is disposed below the coal preparation roller 114, the coal preparation roller 114 is attached to the cleaning rod 211, the cleaning rod 211 penetrates through the support frame 111, two ends of the cleaning rod 211 are respectively fixed with the push plate 212 and the limiting plate 216, the cleaning part 210 further includes a transmission shaft 213, an irregular wheel 214 and a second motor 215, the transmission shaft 213 is rotatably disposed on the first axle box 112, the irregular wheel 214 is fixed on an outer wall of the transmission shaft 213, the second motor 215 is fixed on an outer wall of the first axle box 112, an output shaft of the second motor 215 is fixed with an end of the transmission shaft 213 through a coupling, the irregular wheel 214 is in contact with a surface of the push plate 212, a spring 217 is fixed between the support frame 111 and the limiting plate 216, the dust collection part 220 includes a support baffle 221, the support baffle 221 is fixed on an upper surface of the support frame 111, a dust collection tube 226 is fixed on an upper surface of the support baffle 220, a dust collection tube 226 is fixed on an upper surface of the support frame 222, a dust collection tube is fixed on an upper dust collection tube 222, and a dust collection tube is fixed on an upper end of the dust collection tube 222 is fixed on the dust collection tube 222, and the dust collection tube is fixed on the dust collection tube 222.
Specifically, the working principle of the pulverized coal cleaning device in the dry coal separator is as follows: when the dust collection device is used, the first motor 115, the second motor 215 and the dust collection pump 225 are started, the output shaft of the first motor 115 drives the driving gear 116 and the middle coal separation roller 114 to synchronously rotate, the driving gear 116 drives the driven gear 118 to rotate through the transmission gear 117, so that coal mine flows from the upper part of the coal separation roller 114, coal dust can fall from a gap between the coal separation rollers 114, the coal mine is screened, the second motor 215 drives the transmission shaft 213 and the irregular wheel 214 to rotate, the push plate 212 is propped against to carry out reciprocating transverse movement through the rotation of the irregular wheel 214, the push plate 212 drives the sweeping rod 211 to continuously reciprocate transversely, the surface of the coal separation roller 114 is transversely swept, coal ash overflowed from the coal separation roller 114 enters the dust collection plate 222 through the dust collection hole 223 and enters the dust collection box 224 through the dust collection pipe 226, the device avoids that the cleaned coal ash floats and the dust collection hole 223 is arranged above the coal separation roller 114 in the surrounding environment, and the coal ash is prevented from falling down again and adhering to the surfaces of the coal separation roller 114 and the support frame 111, and the cleaning effect is good.
It should be noted that, specific model specifications of the first motor 115, the second motor 215, and the dust suction pump 225 need to be determined by selecting a model according to an actual specification of the device, and a specific model selection calculation method adopts a prior art in the art, so that detailed descriptions thereof are omitted.
The power supply of the first motor 115, the second motor 215, and the dust suction pump 225, and the principle thereof will be apparent to those skilled in the art, and will not be described in detail herein.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a dry process coal separator built-in buggy cleaning device which characterized in that includes
The coal preparation assembly comprises a coal preparation part and a collecting box, and the collecting box is arranged on the coal preparation part;
the cleaning assembly comprises a cleaning part and a dust collection part, and the cleaning part and the dust collection part are arranged on the coal dressing part; the coal dressing part comprises a support frame, a first axle box, a second axle box, a coal dressing roller, a first motor, a driving gear, a transmission gear and a driven gear, wherein the first axle box and the second axle box are respectively fixed on two sides of the support frame, a plurality of coal dressing rollers are rotatably arranged on the support frame, the first motor is fixed in the middle of the second axle box, an output shaft of the first motor is fixed together through a coupler and the middle end part of the coal dressing roller, the driving gear is also fixed on the outer wall of the middle coal dressing roller, the driven gear is fixed on other coal dressing rollers, and the transmission gear is arranged between the adjacent driving gear and the driven gear and between the adjacent driven gears in a meshed manner;
the cleaning part comprises a sweeping rod, a pushing plate and a limiting plate, wherein the sweeping rods are rotatably arranged on the supporting frame, the sweeping rod is arranged below the coal dressing roller, the coal dressing roller is attached to the sweeping rod, the sweeping rod penetrates through the supporting frame, and two ends of the sweeping rod are respectively fixed with the pushing plate and the limiting plate.
2. The device for cleaning pulverized coal in a dry separation machine according to claim 1, wherein the collecting box is arranged below the supporting frame.
3. The device for cleaning pulverized coal in a dry coal separator according to claim 1, wherein the cleaning part further comprises a transmission shaft, an irregular wheel and a second motor, the transmission shaft is rotatably arranged on the first axle box, the irregular wheel is fixed on the outer wall of the transmission shaft, the second motor is fixed on the outer wall of the first axle box, the output shaft of the second motor is fixed together with the end part of the transmission shaft through the coupling, and the irregular wheel is in surface contact with the push plate.
4. A dry separator coal dust cleaning apparatus as set forth in claim 3, wherein the cleaning section further comprises a spring fixed between the support frame and the limiting plate.
5. The device for cleaning pulverized coal in a dry separation machine according to claim 1, wherein the dust collection part comprises a supporting baffle plate, and the supporting baffle plate is fixed on the upper surface of the supporting frame.
6. The device for cleaning pulverized coal in a dry separation machine according to claim 5, wherein the dust collection part further comprises a dust collection plate, a dust collection box, a dust collection pump and a dust collection pipe, the dust collection plate is fixed on the upper surface of the supporting baffle, the dust collection box is fixed on the outer wall of the supporting baffle, one end of the dust collection pipe is arranged on the dust collection plate, the other end of the dust collection pipe is arranged on the dust collection box, and the dust collection pump is arranged on the dust collection pipe.
7. The device for cleaning pulverized coal in a dry separation machine according to claim 6, wherein the dust collection plate is provided with a plurality of dust collection openings in a linear distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321415421.1U CN220444324U (en) | 2023-06-06 | 2023-06-06 | Pulverized coal cleaning device in dry coal separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321415421.1U CN220444324U (en) | 2023-06-06 | 2023-06-06 | Pulverized coal cleaning device in dry coal separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220444324U true CN220444324U (en) | 2024-02-06 |
Family
ID=89724667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321415421.1U Active CN220444324U (en) | 2023-06-06 | 2023-06-06 | Pulverized coal cleaning device in dry coal separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220444324U (en) |
-
2023
- 2023-06-06 CN CN202321415421.1U patent/CN220444324U/en active Active
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