CN219647766U - Coal mill small coal amount control system during boiler depth peak shaving - Google Patents
Coal mill small coal amount control system during boiler depth peak shaving Download PDFInfo
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- CN219647766U CN219647766U CN202320632342.XU CN202320632342U CN219647766U CN 219647766 U CN219647766 U CN 219647766U CN 202320632342 U CN202320632342 U CN 202320632342U CN 219647766 U CN219647766 U CN 219647766U
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- 239000003245 coal Substances 0.000 title claims abstract description 119
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000008569 process Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model relates to the technical field of coal quantity control, and discloses a small coal quantity control system of a coal mill during boiler depth peak shaving, which comprises the coal mill, wherein the top of the coal mill is fixedly connected with a feed hopper, the bottom end of the coal mill is fixedly connected with a coal guide pipe, the bottom edge of the coal mill is fixedly connected with a first support column, the coal guide pipe and the bottom end of the first support column are fixedly connected with a first support column, and the bottom end of the first support column is fixedly connected with a coal storage box; according to the utility model, the coal can be stored through the coal storage box, so that the coal guide pipe can continuously work, when the peak is reached, the rotation speed of the output motor can be regulated through the coal storage box, and the output motor can drive the movable conveying mechanism to rotate through the driving belt pulley and the driving belt, so that the coal stored in the coal storage box can be conveyed to the outside through the coal guide pipe, the requirements of the peak can be rapidly met, and the operation is convenient.
Description
Technical Field
The utility model relates to the technical field of coal quantity control, in particular to a small coal quantity control system of a coal mill during deep peak shaving of a boiler.
Background
The deep peak regulation is an operation mode that the peak-valley difference of the load of the power grid greatly affects the power reduction of each thermal power plant, the load rate of the generator set exceeds the basic peak regulation range to regulate the peak, and the load rate of the deep peak regulation is generally 40-30%, so that the coal consumption is required to be accurately controlled in the process of deep peak regulation, and different coal consumption can be provided in different time periods.
When the existing coal quantity control system is used, the feeding quantity of the coal mill is controlled, but when the feeding quantity of the coal mill reaches the peak, the feeding quantity of the coal mill is increased, so that the working strength of the coal mill is rapidly increased, the coal mill needs long-time high-load working and is easy to break down, and therefore, the small coal quantity control system of the coal mill during the deep peak regulation of the boiler is provided.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a small coal amount control system of a coal mill during the deep peak shaving of a boiler, which solves the problems in the prior art.
The utility model provides the following technical scheme: the utility model provides a boiler degree of depth peak regulation period coal pulverizer little coal volume control system, includes the coal pulverizer, the top fixedly connected with feeder hopper of coal pulverizer, the bottom fixedly connected with coal pipe of coal pulverizer, the bottom edge fixedly connected with first support column of coal pulverizer, the bottom fixedly connected with first support column of coal pipe and first support column, the bottom fixedly connected with coal storage tank of first support column, the bottom fixedly connected with second support column of coal storage tank, one side fixedly connected with delivery tube of coal storage tank, the fixed support frame has been fixedly cup jointed on the surface outside of delivery tube, the opposite side swing joint of coal storage tank has movable material conveying mechanism, swing joint has fastening bolt between the tip of movable material conveying mechanism and the surface of coal storage tank, the top fixedly connected with output motor of coal pulverizer, the output fixedly connected with driving pulley of output motor, the surface outside of driving pulley has the driving belt, the surface fixedly connected with fixed mounting frame of coal storage tank, the inboard swing joint has first connecting block of fixed mounting frame, the surface connection has the fixed connection variable frequency drive body of variable frequency drive;
further, the movable tensioning mechanism is movably connected to the other side of the coal storage box, the fixed thread reinforcing block and the fixed guide block are fixedly connected to the other side of the coal storage box, the fixed thread reinforcing block is connected with the movable tensioning mechanism through threads, and the fixed guide block is connected with the movable tensioning mechanism in a sliding mode.
Further, one side of the frequency converter body is fixedly connected with a connecting handle.
Further, a fixed positioning block is fixedly connected to the top end part of the frequency converter body, and a connecting lifting rod is fixedly connected to the inside of the fixed positioning block.
Further, the movable material conveying mechanism comprises a movable mounting plate, a spiral material conveying rod and a driven belt pulley are movably connected to the inside of the movable mounting plate through a rotating shaft, a push-pull handle is fixedly connected to one side of the movable mounting plate, and the driven belt pulley and a driving belt are movably connected with each other.
Further, the movable tensioning mechanism comprises a threaded rod, the threaded rod is connected with the fixed thread reinforcing block and the fixed guide block in a sliding manner through threads respectively, one end fixedly connected with of the threaded rod rotates the block, the other end fixedly connected with of the threaded rod is connected with the rotating block, the surface outside of the connecting rotating block is movably sleeved with a fixed sleeve block, one end fixedly connected with of the fixed sleeve block is connected with a pull block, one side end fixedly connected with of the connecting pull block is connected with a second connection installation block, one end fixedly connected with of the second connection installation block is fixed with a positioning column, the surface outside of the fixed positioning column is movably sleeved with a movable rotating wheel, and the end of the fixed positioning column is fixedly connected with a fastening nut through threads.
Furthermore, the inside swing joint of tip of fixed reference column has the locating pin, laminating each other between locating pin and the fastening nut.
The utility model has the technical effects and advantages that:
1. according to the utility model, the coal can be stored through the coal storage box, so that the coal guide pipe can continuously work, when the peak is reached, the rotation speed of the output motor can be regulated through the coal storage box, and the output motor can drive the movable conveying mechanism to rotate through the driving belt pulley and the driving belt, so that the coal stored in the coal storage box can be conveyed to the outside through the coal guide pipe, the requirements of the peak can be rapidly met, and the operation is convenient.
2. According to the utility model, through the movable tensioning mechanism, the fixed thread reinforcing block and the fixed guide block, the movable tensioning mechanism can be matched with the fixed thread reinforcing block to be capable of being rapidly adjusted, meanwhile, the fixed guide block can be used for guiding and supporting the movable tensioning mechanism to prevent deflection, and the transmission belt can be tensioned under the action of the movable tensioning mechanism, so that the transmission belt is always in a tensioned state, and thus, the transmission can be stably carried out.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 1B according to the present utility model.
Fig. 4 is a schematic structural view of a movable feeding mechanism according to the present utility model.
Fig. 5 is a schematic structural view of the movable tensioning mechanism of the present utility model.
The reference numerals are: 1. a coal mill; 2. a feed hopper; 3. a coal guide pipe; 4. a first support column; 5. a coal storage tank; 6. a second support column; 7. a delivery tube; 8. fixing the supporting frame; 9. a movable material conveying mechanism; 10. a fastening bolt; 11. an output motor; 12. a driving pulley; 13. a drive belt; 14. a fixed mounting frame; 15. a first connection mounting block; 16. a transducer body; 17. a connecting handle; 18. a movable tensioning mechanism; 19. fixing a threaded reinforcing block; 20. fixing the guide block; 21. fixing the positioning block; 22. connecting a lifting rod; 23. a movable mounting plate; 24. push-pull handle; 25. a spiral material conveying rod; 26. a driven pulley; 27. a threaded rod; 28. a rotating block; 29. a connecting rotating block; 30. fixing the sleeve block; 31. connecting a pull block; 32. a second connection mounting block; 33. fixing the positioning column; 34. a movable rotating wheel; 35. fastening a screw cap; 36. and (5) positioning pins.
Detailed Description
The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and the utility model is not limited to the embodiments of the present utility model, but other embodiments of the present utility model will be apparent to those skilled in the art without making any inventive effort.
Referring to fig. 1-5, the utility model provides a small coal amount control system of a coal mill during deep peak shaving of a boiler, which comprises a coal mill 1, wherein the top of the coal mill 1 is fixedly connected with a feed hopper 2, the bottom end of the coal mill 1 is fixedly connected with a coal guide pipe 3, the bottom end edge of the coal mill 1 is fixedly connected with a first support column 4, the coal guide pipe 3 and the bottom end of the first support column 4 are fixedly connected with the first support column 4, the bottom end of the first support column 4 is fixedly connected with a coal storage tank 5, the bottom end of the coal storage tank 5 is fixedly connected with a second support column 6, one side of the coal storage tank 5 is fixedly connected with a delivery pipe 7, the outer side of the surface of the delivery pipe 7 is fixedly sleeved with a fixed support frame 8, the other side of the coal storage tank 5 is movably connected with a movable feed mechanism 9, a fastening bolt 10 is movably connected between the end of the movable feed mechanism 9 and the surface of the coal storage tank 5, the top end of the coal mill 1 is fixedly connected with an output motor 11, the output end of the output motor 11 is fixedly connected with a belt pulley 12, the outer side of the surface of the driving belt pulley 12 is movably sleeved with a driving belt 13, the surface of the coal storage tank 5 is fixedly connected with a fixed mounting frame 14, the inner side of the fixed mounting frame 14 is fixedly connected with a variable frequency block 15, and a variable frequency mounting body 15 is fixedly connected with a variable frequency mounting block 15;
the other side of the coal storage tank 5 is movably connected with a movable tensioning mechanism 18, the other side of the coal storage tank 5 is fixedly connected with a fixed thread reinforcing block 19 and a fixed guide block 20, the fixed thread reinforcing block 19 is connected with the movable tensioning mechanism 18 through threads, and the fixed guide block 20 is connected with the movable tensioning mechanism 18 in a sliding manner.
Wherein, one side fixedly connected with of converter body 16 connects handle 17, is convenient for remove connecting handle 17, can adjust the position state of converter body 16 and first connection installation piece 15.
Wherein, the fixed locating piece 21 of top tip fixedly connected with of converter body 16, the inside fixedly connected with of fixed locating piece 21 is connected and is lifted pole 22, be convenient for when installing converter body 16, operating personnel can lift pole 22 on the shoulder with the connection, lift up fixed locating piece 21 and converter body 16 wholly, then adjust converter body 16 and first connection installation piece 15 through connecting handle 17, make the inboard that fixed installation frame 14 can be aimed at to first connection installation piece 15, then move downwards, thereby can install first connection installation piece 15 and converter body 16, convenient operation.
Wherein, activity feed mechanism 9 includes movable mounting panel 23, the inside of movable mounting panel 23 has spiral feed pole 25 and driven pulley 26 through axis of rotation swing joint, one side fixedly connected with push-and-pull handle 24 of movable mounting panel 23, mutual swing joint between driven pulley 26 and the driving belt 13, the output motor 11 of being convenient for can drive driving pulley 12 and rotate, can drive driven pulley 26 and spiral feed pole 25 at driving belt 13's transmission and rotate to can carry the coal that stores to outside fast to the coal storage tank 5 is inside, convenient operation.
The movable tensioning mechanism 18 comprises a threaded rod 27, the threaded rod 27 is respectively connected with the fixed thread reinforcing block 19 and the fixed guide block 20 in a sliding manner through threaded connection, one end of the threaded rod 27 is fixedly connected with a rotating block 28, the other end of the threaded rod 27 is fixedly connected with a connecting rotating block 29, a fixed sleeve block 30 is movably sleeved on the outer side of the surface of the connecting rotating block 29, one end of the fixed sleeve block 30 is fixedly connected with a connecting pulling block 31, one side end of the connecting pulling block 31 is fixedly connected with a second connecting installation block 32, one end of the second connecting installation block 32 is fixedly connected with a fixed positioning column 33, the outer side of the surface of the fixed positioning column 33 is movably sleeved with a movable rotating wheel 34, the end of the fixed positioning column 33 is movably connected with a fastening nut 35 through threads, so that the rotating block 28 can be rotated through an electric tool, the threaded rod 27 is driven to rotate, the threaded rod 27 can be driven to move in the inner side of the fixed thread reinforcing block 19, the connecting rotating block 29, the fixed sleeve block 30, the connecting pulling block 31 and the second connecting installation block 32 are pulled, the fixed positioning column 33, the movable rotating wheel 34 and the fastening nut 35 are driven to move, the driving belt 13 can be stably clamped on the outer side of the driving belt 13, and the driving belt 13 can be stably operated, and the driving belt can be conveniently and stably, and conveniently operated.
Wherein, fixed reference column 33's tip inside swing joint has locating pin 36, laminating each other between locating pin 36 and the fastening nut 35, and the locating pin 36 of being convenient for can restrict the position of fastening nut 35, prevents to take place not hard up.
The working principle of the utility model is as follows: in the in-process of using, the inside that the coal can get into coal pulverizer 1 through feeder hopper 2, can get into coal storage tank 5 through coal pipe 3 after the processing is accomplished, this moment is when not reaching the peak, normally with lower speed to outside transport coal, when reaching the peak, then operating personnel can control output motor 11's rotational speed through converter body 16, make output motor 11 can high rotational speed drive driving pulley 12 rotate, can drive driven pulley 26 and spiral conveying pole 25 through the rotation of drive belt 13 and carry out the mixed motion, make the inside coal of coal storage tank 5 can carry under spiral conveying pole 25's rotation, through delivery pipe 7 outside transport, so as to can steadily deal with the demand of peak to coal, after long-time use, then can rotate rotary block 28 through electric tool if drive belt 13 appears not hard up, drive threaded rod 27 and connection rotary block 29, 27 can remove in the inside of fixed thread reinforcing block 19, and drive connecting rotary block 29, fixed block 31, second tension block 31, and fixed pulley 34 make the inside of drive, and fixed pulley 35, make the fixed position of drive and fixed pulley 13 carry out the fixed connection, and make the fixed position of drive belt 13, and fixed positioning pin 13 can carry out the fixed position and make 13 and fix the inside of fixed position and take place, the drive pulley 13, and make the inside that the fixed pulley and the fixed pulley 34, and the fixed pulley 35, and the fixed pulley and the fixed nut, and the drive the rotating.
The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a boiler degree of depth peak shaver period coal pulverizer little coal quantity control system, includes coal pulverizer (1), its characterized in that: the top fixedly connected with feeder hopper (2) of coal pulverizer (1), the bottom fixedly connected with coal pipe (3) of coal pulverizer (1), the first support column (4) of bottom edge fixedly connected with of coal pulverizer (1), the first support column (4) of bottom fixedly connected with of coal pipe (3) and first support column (4), the bottom fixedly connected with coal storage tank (5) of first support column (4), the bottom fixedly connected with second support column (6) of coal pulverizer (5), one side fixedly connected with delivery tube (7) of coal storage tank (5), fixed bolster (8) have been cup jointed in the surface outside of delivery tube (7), the opposite side swing joint of coal storage tank (5) has movable conveying mechanism (9), swing joint has fastening bolt (10) between the tip of movable conveying mechanism (9) and the surface of coal storage tank (5), the top fixedly connected with output motor (11) of coal pulverizer (1), the output belt pulley (12) of output motor (11) fixedly connected with delivery belt pulley (12), driving belt pulley (14) of driving belt (14) fixedly connected with driving belt (13), the inner side of the fixed mounting frame (14) is movably connected with a first connection mounting block (15), and the surface of the first connection mounting block (15) is fixedly connected with a frequency converter body (16).
2. The boiler depth peaking period coal pulverizer small coal quantity control system of claim 1, wherein: the coal storage box is characterized in that a movable tensioning mechanism (18) is movably connected to the other side of the coal storage box (5), a fixed thread reinforcing block (19) and a fixed guide block (20) are fixedly connected to the other side of the coal storage box (5), the fixed thread reinforcing block (19) is connected with the movable tensioning mechanism (18) through threads, and the fixed guide block (20) is connected with the movable tensioning mechanism (18) in a sliding mode.
3. The boiler depth peaking period coal pulverizer small coal quantity control system of claim 1, wherein: one side of the frequency converter body (16) is fixedly connected with a connecting handle (17).
4. The boiler depth peaking period coal pulverizer small coal quantity control system of claim 1, wherein: the top end part of the frequency converter body (16) is fixedly connected with a fixed positioning block (21), and the inside of the fixed positioning block (21) is fixedly connected with a connecting lifting rod (22).
5. The boiler depth peaking period coal pulverizer small coal quantity control system of claim 1, wherein: the movable material conveying mechanism (9) comprises a movable mounting plate (23), a spiral material conveying rod (25) and a driven belt pulley (26) are movably connected to the inside of the movable mounting plate (23) through a rotating shaft, a push-pull handle (24) is fixedly connected to one side of the movable mounting plate (23), and the driven belt pulley (26) and a transmission belt (13) are movably connected with each other.
6. The system for controlling the small coal amount of the coal mill during deep peak shaving of the boiler according to claim 2, wherein: the movable tensioning mechanism (18) comprises a threaded rod (27), the threaded rod (27) is connected with a fixed thread reinforcing block (19) and a fixed guide block (20) in a sliding mode through threads, one end of the threaded rod (27) is fixedly connected with a rotating block (28), the other end of the threaded rod (27) is fixedly connected with a connecting rotating block (29), a fixed sleeve block (30) is movably sleeved on the outer side of the surface of the connecting rotating block (29), a connecting pulling block (31) is fixedly connected with one end of the fixed sleeve block (30), one side end of the connecting pulling block (31) is fixedly connected with a second connecting installation block (32), one end of the second connecting installation block (32) is fixedly connected with a fixed positioning column (33), the outer side of the surface of the fixed positioning column (33) is movably sleeved with a movable rotating wheel (34), and the end of the fixed positioning column (33) is movably connected with a fastening nut (35) through threads.
7. The boiler depth peaking period coal pulverizer small coal quantity control system of claim 6, wherein: and a locating pin (36) is movably connected inside the end part of the fixed locating column (33), and the locating pin (36) and the fastening nut (35) are mutually attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320632342.XU CN219647766U (en) | 2023-03-28 | 2023-03-28 | Coal mill small coal amount control system during boiler depth peak shaving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320632342.XU CN219647766U (en) | 2023-03-28 | 2023-03-28 | Coal mill small coal amount control system during boiler depth peak shaving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219647766U true CN219647766U (en) | 2023-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320632342.XU Active CN219647766U (en) | 2023-03-28 | 2023-03-28 | Coal mill small coal amount control system during boiler depth peak shaving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219647766U (en) |
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2023
- 2023-03-28 CN CN202320632342.XU patent/CN219647766U/en active Active
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