CN109759327B - Power plant coal conveying, filtering and impurity removing device - Google Patents
Power plant coal conveying, filtering and impurity removing device Download PDFInfo
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- CN109759327B CN109759327B CN201910138464.1A CN201910138464A CN109759327B CN 109759327 B CN109759327 B CN 109759327B CN 201910138464 A CN201910138464 A CN 201910138464A CN 109759327 B CN109759327 B CN 109759327B
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- 238000001914 filtration Methods 0.000 title claims abstract description 44
- 239000012535 impurity Substances 0.000 title claims abstract description 10
- 239000003245 coal Substances 0.000 title claims description 16
- 238000005192 partition Methods 0.000 claims abstract description 38
- 239000000446 fuel Substances 0.000 claims abstract description 18
- 241000220317 Rosa Species 0.000 claims description 24
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 9
- 239000011435 rock Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- -1 woven bags Substances 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a power plant fuel filtering and impurity removing device, which comprises a filter box, wherein a feed hopper is fixedly inlaid on the upper surface of the filter box, a first partition plate is arranged in the filter box, the left side surface and the right side surface of the first partition plate are fixedly connected with the inner side wall of the filter box, a second symmetrical filter screen is fixedly inlaid on the upper surface of the first partition plate, a first motor is fixedly connected with the upper surface of the first partition plate, a first rotating wheel is fixedly connected with the outer surface of the output end of the first motor, and semicircular first teeth are fixedly connected with the outer surface of the first rotating wheel. The invention has reasonable design structure, can lead the first supporting plate to be left and right through the matching use of the first spring and the threaded rod, realizes the first filtration of fuel, and can lead the third filter screen to be filtered through the matching use of the second filter screen and the first partition plate.
Description
Technical Field
The invention relates to the technical field of coal conveying in power plants, in particular to a coal conveying filtering and impurity removing device in a power plant.
Background
The coal conveying system equipment of the power plant generally comprises a coal unloading facility, a coal storage facility, a conveying facility, a screening and crushing facility, a coal sampling and metering device and the like.
The lower end of a coal dropping port of a coal conveying system of a power plant at the present stage is not provided with a filtration and impurity removing facility, so that impurities such as woven bags, straw ropes and the like enter the system in the process of burning coal and transporting the fuel with granularity exceeding the requirement of a boiler, so that a coal dropping pipe is blocked, and the boiler is interrupted.
Disclosure of Invention
The invention aims to make up the defects of the prior art and provides a coal conveying, filtering and impurity removing device for a power plant.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a power plant's coal-conveying filters edulcoration device, includes the rose box, and the rose box top is provided with the feeder hopper, is provided with multistage filtration mechanism in the rose box, and the rose box bottom is provided with out the hopper and is used for sending the transmission dress mechanism of the ejection of compact bucket with the fuel after filtering;
the multistage filtering mechanism comprises a first supporting plate, a first partition plate, a second supporting plate and a second partition plate which are sequentially arranged from top to bottom, wherein filter screens are arranged on the first supporting plate, the first partition plate and the second supporting plate, and a discharging channel is formed in the upper surface of the second partition plate.
The upper surface of the first supporting plate is embedded with a symmetrical first filter screen, a threaded rod and a supporting block are arranged below the first supporting plate, and the bottom surface of the first supporting plate is connected with the supporting block; the support block is provided with a first through pipe, and the threaded rod penetrates through the first through pipe and is connected with the inner side wall of the filter box; the bottom surface of the supporting block is provided with second teeth, the upper surface of the first partition board is provided with a first motor, the output end of the first motor is connected with a first rotating wheel, the outer surface of the first rotating wheel is fixedly connected with first teeth which are semicircular, and the first teeth are meshed with the second teeth; the outer surface of the threaded rod is sleeved with symmetrical first springs.
The inner side wall of the filter box is provided with symmetrical empty slots, the two sides of the upper surface of the first supporting plate are fixedly connected with first protection plates, and the first protection plates of the first supporting plate are movably arranged in the empty slots on the two sides of the filter box.
Both sides of first baffle all be connected with the inside wall of rose box, the upper surface fixed of first baffle is inlayed and is had symmetrical second filter screen.
One side of the second supporting plate is hinged with the inner side wall of the filter box, and the other side of the second supporting plate is a free end; a third filter screen is fixedly embedded in the second supporting plate, and the other side of the second supporting plate is supported by the lifting supporting mechanism.
The lifting supporting mechanism supports the second rotating wheel, the tooth bar and the second spring;
the two side surfaces of the second partition board are connected with the inner side wall of the filter box, the upper surface of the second partition board is fixedly connected with a support column, the upper end of the support column is connected with a second motor, the output end of the second motor is connected with a second rotating wheel, and the outer surface of the second rotating wheel is fixedly connected with a semicircular third tooth;
the inner side wall of the filter box is connected with a fixed plate, a second through pipe is arranged on the fixed plate, one end of a tooth bar penetrates through the second through pipe to be connected with a second supporting plate, and the other end of the tooth bar is meshed with a third tooth; a second spring is arranged between the fixed plate and the second supporting plate.
The upper surface of the second partition board is fixedly connected with a placing plate; one end of the placing plate, which is close to the supporting column, is connected with the outer surface of the supporting column, and the other end of the placing plate is connected with the edge of the blanking channel to form an inclined plane.
The blanking channel is arranged at the end part of the second partition plate, and the third filter screen is arranged above the blanking channel.
The free end of the second supporting plate is provided with a second protection plate, and a gap is reserved between the upper part of the second protection plate and the lower surface of the first partition plate.
The side of the filter box is provided with a third motor, the output end of the third motor is connected with a second bearing rod, two ends of the second bearing rod are connected with the inner side wall of the filter box through bearings, and the outer surface of the second bearing rod is fixedly connected with a spiral blade.
Compared with the prior art, the coal conveying, filtering and impurity removing device for the power plant has the following beneficial effects:
first: according to the invention, the fuel is input into the feed hopper, the power supply is connected with the first motor, the output end of the first motor can be rotated, the first rotating wheel is driven to rotate under the rotation of the output end of the first motor, the supporting block can effectively shake left and right under the matched use of the output end of the first motor, the first teeth and the second teeth, the first supporting plate can shake left and right under the matched use of the first spring and the threaded rod, the first supporting plate is prevented from colliding when shaking left and right, the first filtering of the fuel is realized, and the second filtering of the filtered fuel is realized under the matched use of the second filter screen and the first partition plate.
Second,: according to the invention, under the matched use of the first bearing and the first bearing rod, the stability of up-and-down shaking of the second supporting plate is realized, under the matched use of the placing plate and the supporting column, the fuel after secondary filtration can better slide off, the phenomenon of accumulation is avoided, under the matched use of the second motor and the second rotating wheel, the second rotating wheel can be rotated, under the matched use of the second motor output end and the second rotating wheel, the third tooth is driven to rotate through the rotation of the second rotating wheel, under the matched arrangement of the tooth rod and the fixing plate through the second through pipe, the tooth rod can effectively slide up and down, under the matched use of the second spring and the second supporting plate, the third filter screen can be filtered, the municipal power supply is connected to the third motor, the output end of the third motor can be rotated, under the matched use of the third motor output end and the second bearing, the second rotating wheel can be rotated, the spiral blade can be driven to rotate through the matching of the third motor output end and the second bearing rod and the spiral blade, and the spiral blade can be rapidly conveyed out after the spiral blade can be rapidly conveyed.
Further, the two sides of the upper surface of the first supporting plate are fixedly connected with first protection plates, and the vertical length value of the first protection plates is smaller than that of the empty groove. Through adopting above-mentioned technical scheme, make a power plant's coal-conveying filtration edulcoration device can effectually protect fuel to avoid waving the spill at filterable in-process, can avoid letting first layer board bump when rocking about.
Further, the right side of second layer board upper surface fixedly connected with second protection shield, the right flank of second protection shield and the right flank of second layer board are located same horizontal plane. Through adopting above-mentioned technical scheme, make a power plant's coal-conveying filtration edulcoration device can effectually avoid filtering the fuel take place unrestrained in the time of, can rock about the second layer board and avoid taking place the collision.
Further, the diameter value of the first through pipe is larger than that of the threaded rod, and the first teeth are meshed with the second teeth. Through adopting above-mentioned technical scheme, what make a power plant's coal-conveying filters edulcoration device takes place the card phenomenon when can avoiding letting the threaded rod rock about, can let the threaded rod rock about better.
Further, the diameter value of the second through pipe is larger than that of the tooth bar, and the third tooth is meshed with the tooth bar. Through adopting above-mentioned technical scheme, make a power plant's coal-conveying filtration edulcoration device can avoid letting tooth dental pole take place the card phenomenon when rocking from top to bottom, can let tooth dental pole better rock from top to bottom.
Further, the upper surface fixedly connected with of second baffle places the board, places the board and is close to the surface fixedly connected of support column one end and support column. Through adopting above-mentioned technical scheme, make a power plant coal-conveying filtration edulcoration device can be better keep off the fuel after filtering, can avoid letting the fuel after filtering take place to pile up the phenomenon.
Drawings
FIG. 1 is a cross-sectional view of a front view of a filter box of the present invention;
fig. 2 is an enlarged schematic view of the structure a in fig. 1 according to the present invention.
Fig. 3 is an enlarged schematic view of the structure B in fig. 1 according to the present invention.
In the figure: 1. a filter box; 2. a feed hopper; 3. a hollow groove; 4. a first protective plate; 5. a first pallet; 6. a first bearing; 7. a second protection plate; 8. a blanking channel; 9. a second bearing; 10. a third motor; 11. a helical blade; 12. a second bearing rod; 13. a first filter screen; 14. discharging a hopper; 15. a third bearing; 16. a first spring; 17. a threaded rod; 18. a second filter screen; 19. a first separator; 20. a second pallet; 21. a first wheel; 22. a first motor; 23. a first tooth; 24. a second tooth; 25. a first through pipe; 26. a support block; 27. a third filter screen; 28. a second motor; 29. placing a plate; 30. a second wheel; 31. a support column; 32. a third tooth; 33. tooth bar; 34. a fixing plate; 35. a second through pipe; 36. a second spring; 37. a first bearing bar; 38. and a second separator.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-3, the invention relates to a coal-conveying filtering impurity-removing device for a power plant, which comprises a filter box 1, wherein a feed hopper 2 is arranged at the top of the filter box 1, a multi-stage filtering mechanism is arranged in the filter box 1, and a discharge hopper 14 and a conveying mechanism for conveying filtered fuel to the discharge hopper 14 are arranged at the bottom of the filter box 1;
the multistage filtering mechanism comprises a first supporting plate 5, a first partition plate 19, a second supporting plate 20 and a second partition plate 38 which are sequentially arranged from top to bottom, wherein filter screens are arranged on the first supporting plate 5, the first partition plate 19 and the second supporting plate 20, and a discharging channel 8 is arranged on the upper surface of the second partition plate 38.
The upper surface of the first supporting plate 5 is embedded with a symmetrical first filter screen 13, a threaded rod 17 and a supporting block 26 are arranged below the first supporting plate 5, and the bottom surface of the first supporting plate 5 is connected with the supporting block 26; the support block 26 is provided with a first through pipe 25, and the threaded rod 17 passes through the first through pipe 25 and is connected with the inner side wall of the filter box 1; the bottom surface of the supporting block 26 is provided with a second tooth 24, the upper surface of the first partition plate 19 is provided with a first motor 22, the output end of the first motor 22 is connected with a first rotating wheel 21, the outer surface of the first rotating wheel 21 is fixedly connected with a semicircular first tooth 23, and the first tooth 23 is meshed with the second tooth 24; the outer surface of the threaded rod 17 is sleeved with a symmetrical first spring 16.
Symmetrical empty slots 3 are formed in the inner side wall of the filter box 1, the two sides of the upper surface of the first supporting plate 5 are fixedly connected with first protection plates 4, and the first protection plates 4 of the first supporting plate 5 are movably arranged in the empty slots 3 on the two sides of the filter box 1.
Both sides of the first partition plate 19 are connected with the inner side wall of the filter box 1, and the upper surface of the first partition plate 19 is fixedly inlaid with a symmetrical second filter screen 18.
One side of the second supporting plate 20 is hinged with the inner side wall of the filter box 1, and the other side is a free end; a third filter screen 27 is fixedly embedded in the second supporting plate 20, and the other side of the second supporting plate 20 is supported by a lifting supporting mechanism.
The lifting support mechanism supports a second rotating wheel 30, a tooth bar 33 and a second spring 36;
both side surfaces of the second partition plate 38 are connected with the inner side wall of the filter box 1, the upper surface of the second partition plate 38 is fixedly connected with a support column 31, the upper end of the support column 31 is connected with a second motor 28, the output end of the second motor 28 is connected with a second rotating wheel 30, and the outer surface of the second rotating wheel 30 is fixedly connected with a semicircular third tooth 32;
the inner side wall of the filter box 1 is connected with a fixed plate 34, a second through pipe 35 is arranged on the fixed plate 34, one end of a tooth bar 33 penetrates through the second through pipe 35 to be connected with the second supporting plate 20, and the other end of the tooth bar 33 is meshed with a third tooth 32; a second spring 36 is provided between the fixing plate 34 and the second supporting plate 20.
The following describes the technical scheme of the present invention in detail with reference to specific embodiments:
examples
As shown in fig. 1-3, the present invention provides a technical solution: the utility model provides a coal-conveying filtration edulcoration device of power plant, including rose box 1, the last fixed surface of rose box 1 is inlayed and is had feeder hopper 2, first baffle 19 has been placed to rose box 1 inside, the left and right sides face of first baffle 19 all with the inside wall fixed connection of rose box 1, the last fixed surface of first baffle 19 is inlayed and is had symmetrical second filter screen 18, the last fixed surface of first baffle 19 is connected with first motor 22, the surface fixed connection of first motor 22 output has first runner 21, the surface fixed connection of first runner 21 is semicircular first tooth 23, the surface cover of threaded rod 17 is equipped with symmetrical first spring 16.
The inside of rose box 1 has placed first layer board 5, the upper surface fixed of first layer board 5 has inlayed symmetrical first filter screen 13, symmetrical empty slot 3 has been seted up to the inside wall of rose box 1, the bottom surface fixedly connected with supporting shoe 26 of first layer board 5, the inside of supporting shoe 26 is fixed to be inlayed has first siphunculus 25, the inside of rose box 1 is equipped with threaded rod 17, the left end of threaded rod 17 runs through first siphunculus 25 and with the inside wall fixed connection of rose box 1, the right-hand member of threaded rod 17 and the inside wall fixed connection of rose box 1, the bottom surface fixedly connected with second tooth 24 of supporting shoe 26.
The inside of rose box 1 is equipped with second baffle 38, the both sides face of second baffle 38 all is fixedly connected with the inside wall of rose box 1, the upper surface fixedly connected with support column 31 of second baffle 38, the upper surface fixedly connected with second motor 28 of support column 31, the surface fixedly connected with second runner 30 of second motor 28 output, the surface fixedly connected with of second runner 30 is semicircular third tooth 32, second layer board 20 has been placed to the inside of rose box 1, the inside wall fixedly connected with first bearing rod 37 of rose box 1, the left surface fixedly connected with first bearing 6 of second layer board 20, the inside wall fixedly inlayed of rose box 1 has first bearing rod 37, the inner circle of first bearing 6 and the surface fixedly connected with of first bearing rod 37, the inside fixedly inlayed of second layer board 20 has third filter screen 27, the inside wall fixedly connected with fixed plate 34 of rose box 1, the inside fixedly inlayed of fixed plate 34 has second through pipe 35, the upper surface of every fixed plate 34 all fixedly connected with symmetrical second spring 36, the side of every second spring 36 keeps away from fixed plate 34 is kept away from the bottom surface of second through pipe 20 and is equipped with second tooth 33, the fixed connection of second through pipe 35 with the bottom surface of second through-tube 35, the bottom surface of second through-tube 35 is fixedly connected with second tooth bar 35, the top end of second through-tube 35.
The second bearing 9 is fixedly embedded below the left side surface of the filter box 1, the third motor 10 is fixedly connected with the left side surface of the filter box 1, the output end of the third motor 10 is fixedly connected with the second bearing 9, the second bearing rod 12 is fixedly connected with the inner ring of the second bearing 9, the third bearing 15 is fixedly embedded on the inner side wall of the filter box 1, one end, far away from the second bearing 9, of the second bearing rod 12 is fixedly connected with the inner ring of the third bearing 15, the helical blade 11 is fixedly connected with the outer surface of the second bearing rod 12, and the discharge hopper 14 is fixedly embedded below the right side surface of the filter box 1.
Further, the two sides of the upper surface of the first supporting plate 5 are fixedly connected with first protection plates 4, and the vertical length value of the first protection plates 4 is smaller than that of the empty groove 3. Through adopting above-mentioned technical scheme, make a power plant's coal-conveying filtration edulcoration device can effectually protect fuel to avoid waving at filterable in-process, can avoid letting first layer board 5 bump when rocking about.
Further, a second protection board 7 is fixedly connected to the right side of the upper surface of the second supporting board 20, and the second protection board 7 and the second supporting board 20 are located on the same horizontal plane. Through adopting above-mentioned technical scheme, make a power plant's coal-conveying filter edulcoration device can effectually avoid filtering the fuel take place unrestrained in the time, can avoid rocking about second layer board 20 and avoid taking place the collision.
Further, the diameter of the first through pipe 25 is larger than that of the threaded rod 17, and the first teeth 23 are meshed with the second teeth 24. Through adopting above-mentioned technical scheme, make a power plant's coal-conveying filtration edulcoration device can avoid letting threaded rod 17 take place the card phenomenon when rocking about, can let threaded rod 17 better control rock.
Further, the diameter of the second through pipe 35 is larger than that of the tooth bar 33, and the third tooth 32 is engaged with the tooth bar 33. Through adopting above-mentioned technical scheme, make a power plant's coal-conveying filtration edulcoration device can avoid letting tooth dental bar 33 take place the card phenomenon when rocking from top to bottom, can let tooth dental bar 33 better rock from top to bottom.
Further, the upper surface of the second partition 38 is fixedly connected with a placement plate 29, and one end of the placement plate 29 close to the support column 31 is fixedly connected with the outer surface of the support column 31. Through adopting above-mentioned technical scheme, make a power plant coal-conveying filtration edulcoration device can be better keep off the fuel after filtering, can avoid letting the fuel after filtering take place to pile up the phenomenon.
Working principle: the first motor 22 is communicated with a municipal power supply, the first motor 22 can be rotated, under the matched use of the first teeth 23, the second teeth 24, the first rotating wheel 21 and the supporting block 26, the first supporting plate 5 can be swung, under the matched use of the supporting block 26, the first through pipe 25, the first spring 16 and the threaded rod 17, the first supporting plate 5 can be swung left and right, the municipal power supply can be switched on by the second motor 28, the second motor 28 can be rotated, under the rotation of the output end of the second motor 28, the second rotating wheel 30 can be rotated, under the matched use of the second rotating wheel 30, the third teeth 32, the tooth bar 33 and the second through pipe 35, the tooth bar 33 can be swung up and down, under the matched use of the tooth bar 33, the second spring 36 and the fixed plate 34, the second supporting plate 20 can be swung up and down, the power supply can be switched on by the third motor 10, the third motor 10 can be rotated, under the matched use of the output end of the third motor 10 and the municipal power supply 9, the second rotating blade 12 can be rotated, and the second rotating blade 11 can be screwed by the second rotating blade 12 can be screwed by the matched use of the second rotating blade 11, and the second rotating blade 11 can be screwed by the second rotating blade 11.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a power plant coal-conveying filtration edulcoration device which is characterized in that, including rose box (1), rose box (1) top is provided with feeder hopper (2), is provided with multistage filtration mechanism in rose box (1), rose box (1) bottom is provided with out hopper (14) and is used for sending the transmission dress mechanism of ejection of compact hopper (14) with the fuel after filtering;
the multistage filtering mechanism comprises a first supporting plate (5), a first partition plate (19), a second supporting plate (20) and a second partition plate (38) which are sequentially arranged from top to bottom, wherein filter screens are arranged on the first supporting plate (5), the first partition plate (19) and the second supporting plate (20), and a discharging channel (8) is arranged on the upper surface of the second partition plate (38);
the upper surface of the first supporting plate (5) is embedded with a symmetrical first filter screen (13), a threaded rod (17) and a supporting block (26) are arranged below the first supporting plate (5), and the bottom surface of the first supporting plate (5) is connected with the supporting block (26); the support block (26) is provided with a first through pipe (25), and the threaded rod (17) passes through the first through pipe (25) and is connected with the inner side wall of the filter box (1); the bottom surface of the supporting block (26) is provided with a second tooth (24), the upper surface of the first partition plate (19) is provided with a first motor (22), the output end of the first motor (22) is connected with a first rotating wheel (21), the outer surface of the first rotating wheel (21) is fixedly connected with a semicircular first tooth (23), and the first tooth (23) is meshed with the second tooth (24); the outer surface of the threaded rod (17) is sleeved with a symmetrical first spring (16);
one side of the second supporting plate (20) is hinged with the inner side wall of the filter box (1), and the other side is a free end; a third filter screen (27) is fixedly embedded in the second supporting plate (20), and the other side of the second supporting plate (20) is supported by a lifting supporting mechanism;
the lifting supporting mechanism supports a second rotating wheel (30), a tooth bar (33) and a second spring (36);
both side surfaces of the second partition plate (38) are connected with the inner side wall of the filter box (1), the upper surface of the second partition plate (38) is fixedly connected with a support column (31), the upper end of the support column (31) is connected with a second motor (28), the output end of the second motor (28) is connected with a second rotating wheel (30), and the outer surface of the second rotating wheel (30) is fixedly connected with a semicircular third tooth (32);
the inner side wall of the filter box (1) is connected with a fixed plate (34), a second through pipe (35) is arranged on the fixed plate (34), one end of a tooth rod (33) penetrates through the second through pipe (35) to be connected with the second supporting plate (20), and the other end of the tooth rod (33) is meshed with a third tooth (32); a second spring (36) is arranged between the fixed plate (34) and the second supporting plate (20);
the upper surface of the second partition plate (38) is fixedly connected with a placing plate (29); one end of the placing plate (29) close to the supporting column (31) is connected with the outer surface of the supporting column (31), and the other end is connected with the edge of the blanking channel (8) to form an inclined plane.
2. The coal conveying, filtering and impurity removing device for the power plant according to claim 1, wherein symmetrical empty slots (3) are formed in the inner side wall of the filtering box (1), the two sides of the upper surface of the first supporting plate (5) are fixedly connected with first protection plates (4), and the first protection plates (4) of the first supporting plate (5) are movably arranged in the empty slots (3) in the two sides of the filtering box (1).
3. The coal conveying, filtering and impurity removing device for the power plant according to claim 1, wherein two sides of the first partition board (19) are connected with the inner side wall of the filtering box (1), and a second symmetrical filter screen (18) is fixedly inlaid on the upper surface of the first partition board (19).
4. The power plant coal-conveying filtration and impurity-removing device according to claim 1, wherein: the blanking channel (8) is arranged at the end part of the second partition plate (38), and the third filter screen (27) is arranged above the blanking channel (8).
5. The power plant coal-conveying filtration and impurity-removing device according to claim 1, wherein: the free end of the second supporting plate (20) is provided with a second protection plate (7), and a gap is reserved between the upper part of the second protection plate (7) and the lower surface of the first partition plate (19).
6. The power plant coal-conveying filtration and impurity-removing device according to claim 1, wherein: the side of the filter box (1) is provided with a third motor (10), the output end of the third motor (10) is connected with a second bearing rod (12), two ends of the second bearing rod (12) are connected with the inner side wall of the filter box (1) through bearings, and the outer surface of the second bearing rod (12) is fixedly connected with a spiral blade (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910138464.1A CN109759327B (en) | 2019-02-25 | 2019-02-25 | Power plant coal conveying, filtering and impurity removing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910138464.1A CN109759327B (en) | 2019-02-25 | 2019-02-25 | Power plant coal conveying, filtering and impurity removing device |
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| CN109759327A CN109759327A (en) | 2019-05-17 |
| CN109759327B true CN109759327B (en) | 2023-12-26 |
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| CN201910138464.1A Active CN109759327B (en) | 2019-02-25 | 2019-02-25 | Power plant coal conveying, filtering and impurity removing device |
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