CN114733596A - Pre-crushing device convenient for combustion of coal briquettes of industrial boiler - Google Patents
Pre-crushing device convenient for combustion of coal briquettes of industrial boiler Download PDFInfo
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- CN114733596A CN114733596A CN202210233846.4A CN202210233846A CN114733596A CN 114733596 A CN114733596 A CN 114733596A CN 202210233846 A CN202210233846 A CN 202210233846A CN 114733596 A CN114733596 A CN 114733596A
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- crushing
- hammer
- fixedly connected
- industrial boiler
- coal
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- 239000003245 coal Substances 0.000 title claims abstract description 84
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 28
- 239000004484 Briquette Substances 0.000 claims abstract description 26
- 238000007790 scraping Methods 0.000 description 13
- 239000003818 cinder Substances 0.000 description 12
- 239000002817 coal dust Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000011084 recovery Methods 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0056—Other disintegrating devices or methods specially adapted for specific materials not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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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
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- 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
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
- B08B5/023—Cleaning travelling work
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a pre-crushing device convenient for combustion of coal briquettes of an industrial boiler, which comprises a supporting seat, wherein a fixed shell is fixedly arranged at the upper end of the supporting seat, a crushing hammer is arranged at the lower side in the fixed shell, a fixed column is fixedly connected at the middle part of the upper end of the crushing hammer, a first connecting rod is fixedly connected at the upper side of the left end of the fixed column, a round ball is fixedly arranged at the left end of the first connecting rod, a spiral groove is formed in the inner wall of the fixed shell corresponding to the round ball, the round ball is in sliding connection with the inner wall of the fixed shell, a crushing box is arranged at the upper end of the supporting seat and positioned at the lower side of the crushing hammer, a plurality of crushing nail plates are arranged on the outer side of the crushing hammer, and a second connecting rod is fixedly arranged at one end, close to the middle part of the crushing hammer, of the crushing nail plates, when the pre-crushing device is used, a hydraulic cylinder is started to drive the fixed seat to descend, the fixed column drives the crushing hammer to descend, so that the coal briquettes in the crushing box can be extruded and crushed, the coal briquette is pre-crushed, and the subsequent coal briquette combustion utilization rate is improved.
Description
Technical Field
The invention relates to the technical field of industrial boilers, in particular to a pre-crushing device convenient for combustion of coal briquettes of an industrial boiler.
Background
The industrial boiler products are divided into two types, namely steam for power generation or gas supply, for example, a fertilizer plant can use steam for vaporization, coal is used as a raw material to synthesize fertilizers, the typical industrial boiler is also mostly made of coal, and a fuel gas is generally used as a waste heat boiler for recovering waste heat. The industrial boiler is a circulating fluidized bed boiler which is an important thermal power device, and China is the country where the boilers are most produced and used in the world nowadays. The manufacturing industry in china is built and developed after the establishment of new china.
Among the prior art, the breaker in advance of industrial boiler coal cinder burning in use, the quartering hammer is after crushing the coal cinder many times, and the surface of quartering hammer is stained with a large amount of coal cinder easily, has wasted the coal resource, and manual cleaning is comparatively wasted time and energy, and is stabbed by the broken nail on the quartering hammer easily, and the quartering hammer often adopts the broken mode of striking formula, and this broken mode crushing effect is relatively poor, can't satisfy the broken requirement of coal cinder.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, when a pre-crushing device for coal briquette combustion of an industrial boiler is used, a large amount of coal dust is easily adhered to the surface of a crushing hammer after the crushing hammer crushes the coal briquette for multiple times, coal resources are wasted, time and labor are wasted due to manual cleaning, the crushing hammer is easily punctured by a crushing nail on the crushing hammer, and an impact crushing mode is usually adopted for the crushing hammer, so that the crushing effect of the crushing mode is poor, and the requirement for coal briquette crushing cannot be met.
In order to achieve the purpose, the invention adopts the following technical scheme: a pre-crushing device convenient for burning coal briquettes of an industrial boiler comprises a supporting seat, wherein a fixed shell is fixedly arranged at the upper end of the supporting seat, a crushing hammer is arranged at the lower side in the fixed shell, a fixed column is fixedly connected to the middle part of the upper end of the crushing hammer, a first connecting rod is fixedly connected to the upper side of the left end of the fixed column, a round ball is fixedly arranged at the left end of one connecting rod, a spiral groove is formed in the inner wall of the fixed shell corresponding to the round ball, the round ball is in sliding connection with the inner wall of the fixed shell, a crushing box is arranged at the lower side of the crushing hammer at the upper end of the supporting seat, a plurality of crushing nail plates are arranged on the outer side of the crushing hammer, a second connecting rod is fixedly arranged at one end, close to the middle part of the crushing hammer, a third connecting rod is hinged at one end, close to the middle part of the crushing hammer, a movable rod is hinged to one end, the lower end of the crushing hammer penetrates through the movable rod and is fixedly arranged at the middle part of the inner bottom end of the crushing box corresponding to the movable rod, the quartering hammer downside is equipped with a plurality of scrapers, and corresponds on the quartering hammer downside that scraper fixed mounting has a plurality of barb pieces, and the one end that the quartering hammer middle part was kept away from to the scraper all articulates there is the riser, and the riser is close to the one end at quartering hammer middle part and corresponds scraper fixed mounting there is the stopper, scraper lower extreme and stopper laminating, scraper lower extreme fixedly connected with spring three, three lower extreme fixed connection of spring are on the riser, quartering hammer outside round is equipped with a plurality of nozzle.
Preferably, the fixed column upper end is equipped with the fixing base, and the fixing base lower extreme corresponds the fixed column and has seted up the turn trough, and the fixed column rotates to connect the fixing base.
Preferably, fixing base upper end fixedly connected with pneumatic cylinder, the pneumatic cylinder runs through the set casing upper end, and pneumatic cylinder and set casing fixed connection.
Preferably, the inside broken nail board that corresponds of quartering hammer has seted up spout one, broken nail board and inside sliding connection of quartering hammer.
Preferably, the movable rod is sleeved with a first spring, and the upper end and the lower end of the first spring are fixedly connected with the movable rod and the breaking hammer respectively.
Preferably, the supporting seat is internally provided with a second sliding groove corresponding to the left end and the right end of the crushing box, and the crushing box is connected with the supporting seat in a sliding manner.
Preferably, the upper end of the supporting seat is provided with a plurality of third sliding grooves corresponding to the vertical plates, and the vertical plates are in sliding connection with the supporting seat.
Preferably, the riser is kept away from the equal fixedly connected with spring two of one end at quartering hammer middle part, and the equal fixedly connected with connecting plate of one end at quartering hammer middle part, connecting plate lower extreme fixed connection supporting seat are kept away from to spring two.
Preferably, the upper side of the surface of the breaking hammer is fixedly provided with a circular ring plate, the upper end of the circular ring plate is fixedly connected with an air bag, and the upper end of the nozzle is communicated with the interior of the air bag.
Preferably, the airbag upside is equipped with the lagging, and the gasbag upper end and the lagging laminating, and the quartering hammer runs through the lagging, and the lagging upper end and the fixed shell inner wall fixed connection.
Compared with the prior art, the invention has the beneficial effects that:
1. when the coal briquette crushing device is used, the hydraulic cylinder is started to drive the fixing seat to descend, the fixing seat drives the fixing column to descend, and the fixing column drives the crushing hammer to descend, so that coal briquettes in the crushing box can be conveniently extruded and crushed, the coal briquettes are pre-crushed, and the subsequent coal briquette combustion utilization rate is improved.
2. When the coal crushing device is used, the rotary descending of the fixed column can drive the crushing hammer to rotate and descend, so that the coal at the bottom end of the crushing box can be crushed efficiently, and the crushing quality of the coal is improved.
3. When the coal crushing device is used, the crushing nail plate extends out of the crushing hammer and is matched with the inner wall of the crushing box to extrude coal blocks at the joint of the outer side of the crushing hammer and the crushing box, so that the coal blocks in the crushing box can be crushed at multiple angles conveniently, and the crushing effect is good.
4. When the coal crushing device is used, after the crushing hammer finishes pre-crushing the coal blocks in the crushing box, the hydraulic cylinder drives the crushing hammer to rotate reversely and ascend, the movable rod is separated from the top block, the crushing nail plate is reset under the action of the first spring, and the injury of the crushing nail plate to workers is avoided.
5. When the coal scraping device is used, the scraper blade plate is arranged along with the continuous rotation and the rising of the breaking hammer, so that residual coal scraps on the surface of the breaking hammer can be conveniently scraped, the cleanness of the surface of the breaking hammer is kept, and the waste of coal resources is reduced.
6. When the coal dust collector is used, the scraper plates are driven to rotate on the vertical plates along with the rotation and the rising of the breaking hammer, the third springs are stretched until the scraper plates fall off from the barb pieces, and the three springs play a role in resetting the scraper plates, so that the scraper plates vibrate, coal dust adhered to the lower ends of the scraper plates can be shaken in the breaking box, and the recovery rate of the coal dust is further improved.
7. When the breaker hammer is used, the annular plate and the nozzle are driven to ascend when the breaker hammer ascends, the annular plate, the air bag and the sleeve plate are attached, the sleeve plate compresses the air bag, air in the air bag is blown out from the nozzle, coal dust remained on the surface of the breaker hammer is blown off conveniently, and the recovery of the coal dust is assisted.
Description of the drawings: FIG. 1 is a schematic structural diagram of a pre-crushing device for facilitating coal briquette combustion in an industrial boiler, which is provided by the invention; FIG. 2 is a schematic sectional structural view of a joint of a supporting seat and a fixed shell in a pre-crushing device convenient for combustion of coal briquettes of an industrial boiler, which is provided by the invention; FIG. 3 is a schematic diagram of the internal structure of a breaking hammer in a pre-breaking device for facilitating the combustion of coal briquettes in an industrial boiler according to the present invention; FIG. 4 is a schematic structural diagram of a pre-crushing device for facilitating coal briquette combustion in an industrial boiler, which is provided by the invention and is shown at A in FIG. 2; FIG. 5 is a schematic structural diagram of a pre-crushing device for facilitating the combustion of coal briquettes in an industrial boiler shown in B in FIG. 2; FIG. 6 is a schematic structural diagram of a pre-crushing device for facilitating coal briquette combustion of an industrial boiler, which is provided by the invention, at the point C in FIG. 2; FIG. 7 is a schematic bottom view of the breaking hammer and the scraping plate of the pre-breaking apparatus for facilitating the combustion of coal briquettes in an industrial boiler according to the present invention; FIG. 8 is a schematic bottom view of the structure of the breaking hammer, the nozzle and the circular ring plate of the pre-breaking apparatus for facilitating the combustion of coal briquettes in an industrial boiler according to the present invention; FIG. 9 is a schematic perspective view of a scraper blade of a pre-crushing device for facilitating the combustion of coal briquettes in an industrial boiler according to the present invention; fig. 10 is a schematic structural diagram of an appearance of a pre-crushing device for facilitating coal briquette combustion of an industrial boiler according to the present invention.
In the figure: 1. a supporting seat; 2. a stationary case; 3. a breaking hammer; 4. fixing a column; 5. a fixed seat; 6. rotating the groove; 7. a hydraulic cylinder; 8. a barb sheet; 10. a first connecting rod; 11. a ball; 12. a helical groove; 13. a crushing box; 14. crushing the nail plate; 15. a first sliding chute; 16. a second connecting rod; 17. a third connecting rod; 18. a movable rod; 19. a first spring; 20. a top block; 21. a second chute; 22. a blade plate; 23. a vertical plate; 24. a third chute; 25. a second spring; 26. a connecting plate; 27. a limiting block; 28. a third spring; 29. a nozzle; 30. a circular ring plate; 31. an air bag; 32. and (5) sheathing the board.
The specific implementation mode is as follows: the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows: referring to fig. 1 to 10, a pre-crushing device for facilitating the combustion of coal briquettes of an industrial boiler comprises a supporting seat 1, a fixed shell 2 is fixedly arranged at the upper end of the supporting seat 1, a breaking hammer 3 is arranged at the inner lower side of the fixed shell 2, a fixed column 4 is fixedly connected at the middle part of the upper end of the breaking hammer 3, the upper end of the fixed column 4 is provided with a fixed seat 5, the lower end of the fixed seat 5 is provided with a rotary groove 6 corresponding to the fixed column 4, the fixed column 4 is rotationally connected with the fixed seat 5, the upper end of the fixed seat 5 is fixedly connected with a hydraulic cylinder 7, the hydraulic cylinder 7 penetrates through the upper end of the fixed shell 2, the hydraulic cylinder 7 is fixedly connected with the fixed shell 2, the upper side of the left end of the fixed column 4 is fixedly connected with a first connecting rod 10, the left end of the first connecting rod 10 is fixedly provided with a ball 11, a spiral groove 12 is formed in the inner wall of the fixed shell 2 corresponding to the round ball 11, the round ball 11 is connected with the inner wall of the fixed shell 2 in a sliding mode, and a crushing box 13 is arranged at the upper end of the supporting seat 1 and located on the lower side of the crushing hammer 3; during the use, start pneumatic cylinder 7 and drive fixing base 5 and descend, fixing base 5 drives fixed column 4 and descends, fixed column 4 drives quartering hammer 3 and descends, thereby be convenient for extrude the breakage to the inside coal cinder of broken case 13, the pre-crushing to the coal cinder has been realized, subsequent coal cinder burning rate of utilization has been improved, also can drive connecting rod one 10 and ball 11 and descend when fixed column 4 descends, through the helicla flute 12 that sets up, when can making fixed column 4 descend, drive ball 11 at helicla flute 12 internal rotation, ball 11 also can drive connecting rod one 10 rotatory, connecting rod one 10 is rotatory can drive fixed column 4 and descend, the rotatory decline of fixed column 4 also can drive quartering hammer 3 rotatory descends, be convenient for carry out high-efficient crushing to the coal cinder of broken case 13 bottom, the crushing quality of coal cinder has been improved.
Example two: referring to fig. 1-10, in this embodiment, basically the same as the first embodiment, it is more preferable that a plurality of breaking nail plates 14 are disposed on the outer side of the breaking hammer 3, a first sliding groove 15 is disposed in the breaking hammer 3 corresponding to the breaking nail plates 14, the breaking nail plates 14 are slidably connected with the inner portion of the breaking hammer 3, a second connecting rod 16 is fixedly mounted at one end of the breaking nail plate 14 close to the middle portion of the breaking hammer 3, a third connecting rod 17 is hinged at one end of the second connecting rod 16 close to the middle portion of the breaking hammer 3, a movable rod 18 is hinged at one end of the third connecting rod 17 close to the middle portion of the breaking hammer 3, the movable rod 18 penetrates through the lower end of the breaking hammer 3 in a sliding manner, a top block 20 is fixedly mounted at the middle portion of the inner bottom end of the breaking box 13 corresponding to the movable rod 18, a first spring 19 is sleeved on the movable rod 18, the upper end and the lower end of the first spring 19 are respectively fixedly connected with the movable rod 18 and the breaking hammer 3, a second sliding groove 21 is disposed at both ends of the supporting seat 1 corresponding to the left end and the right end of the breaking box 13, the crushing box 13 is connected with the supporting seat 1 in a sliding way; when the coal crushing device is used, when the lower end of the movable rod 18 is in contact with the top block 20, the top block 20 can jack up the movable rod 18 along with the continuous rotation and descending of the breaking hammer 3, the movable rod 18 stretches the first spring 19, under the action of the third connecting rod 17, the second connecting rod 16 and the breaking nail plates 14 at the upper end of the third connecting rod 17 are pushed to move towards the direction away from the middle of the breaking hammer 3, and then the breaking nail plates 14 extend out of the breaking hammer 3 and are matched with the inner wall of the breaking box 13 to extrude coal blocks at the joint of the outer side of the breaking hammer 3 and the breaking box 13, so that the coal blocks inside the breaking box 13 can be crushed at multiple angles conveniently, and the crushing effect is good.
Example three: referring to fig. 1-10, in this embodiment, basically the same as the first embodiment, it is more optimized that the lower side of the breaking hammer 3 is provided with a plurality of scraping plates 22, and a plurality of barb pieces 8 are fixedly installed on the lower side of the breaking hammer 3 corresponding to the scraping plates 22, the ends of the scraping plates 22 far away from the middle of the breaking hammer 3 are hinged with vertical plates 23, the upper end of the supporting seat 1 is provided with a plurality of third sliding grooves 24 corresponding to the vertical plates 23, the vertical plates 23 are slidably connected with the supporting seat 1, the ends of the vertical plates 23 far away from the middle of the breaking hammer 3 are fixedly connected with second springs 25, the ends of the second springs 25 far away from the middle of the breaking hammer 3 are fixedly connected with connecting plates 26, the lower ends of the connecting plates 26 are fixedly connected with the supporting seat 1, and the ends of the vertical plates 23 near the middle of the breaking hammer 3 corresponding to the scraping plates 22 are fixedly installed with limiting blocks 27, the lower ends of the scraping plates 22 are attached to the limiting blocks 27, the lower ends of the scraping plates 22 are fixedly connected with third springs 28, the lower end of the spring III 28 is fixedly connected to the vertical plate 23; when the crushing hammer 3 rotates to descend, the crushing hammer can be firstly contacted with the upper surface of the scraper plate 22, as the upper end of the scraper plate 22 is inclined, the barb sheet 8 can extrude the scraper plate 22 along with the continuous rotation and descending of the crushing hammer 3, the scraper plate 22 drives the vertical plate 23 to move on the supporting seat 1 along the third chute 24 in the direction far away from the middle part of the crushing hammer 3, the spring II 25 is compressed, when the outer surface of the crushing hammer 3 is attached to one end, close to the middle part of the crushing hammer 3, of the scraper plate 22, the vertical plate 23 and the scraper plate 22 are pushed to move in the direction close to the crushing hammer 3 under the action of the spring II 25, the scraper plate 22 is tightly attached to the surface of the crushing hammer 3, after the crushing hammer 3 finishes the coal blocks in the crushing box 13, the hydraulic cylinder 7 drives the crushing hammer 3 to reversely rotate to ascend, the movable rod 18 is separated from the top block 20, and the nail crushing plate 14 is reset under the action of the spring I19, avoided broken nail board 14 to cause the injury to the staff, along with the continuous rotatory rising of quartering hammer 3, the scraper 22 of setting is convenient for strike off remaining coal cinder in quartering hammer 3 surface, the clean and tidy on quartering hammer 3 surface has been kept, the waste of coal resources has also been reduced, when the laminating of barb piece 8 on the quartering hammer 3 downside and scraper 22 lower extreme, along with the rotatory rising of quartering hammer 3, then can drive scraper 22 and take place to rotate on riser 23, three 28 of extension spring, until scraper 22 drops from barb piece 8, three 28 of spring that sets up has played the effect that resets to scraper 22, make scraper 22 produce vibrations, be convenient for shake the coal cinder that the lower extreme of scraper 22 glues in broken case 13, further improvement the rate of recovery of coal cinder.
Example four: referring to fig. 1 to 10, in this embodiment, basically the same as the first embodiment, it is more preferable that a plurality of nozzles 29 are arranged around the outer side of the quartering hammer 3, a circular ring plate 30 is fixedly installed on the upper side of the surface of the quartering hammer 3, an air bag 31 is fixedly connected to the upper end of the circular ring plate 30, the upper ends of the nozzles 29 are communicated with the inside of the air bag 31, a sleeve plate 32 is arranged on the upper side of the air bag 31, the upper end of the air bag 31 is attached to the sleeve plate 32, the quartering hammer 3 penetrates through the sleeve plate 32, and the upper end of the sleeve plate 32 is fixedly connected to the inner wall of the stationary casing 2; when the breaking hammer is used, when the breaking hammer 3 rises, the circular ring plate 30 and the nozzle 29 are driven to rise, the circular ring plate 30 and the air bag 31 are attached to the sleeve plate 32, the sleeve plate 32 compresses the air bag 31, air in the air bag 31 is blown out from the nozzle 29, coal dust remained on the surface of the breaking hammer 3 is blown off conveniently, and the auxiliary effect of recovering the coal dust is achieved.
The working principle is as follows: when the coal crushing device is used, the crushing box 13 is drawn out from the inside of the supporting seat 1 through the arranged sliding groove two 21, coal blocks to be pre-crushed are placed in the crushing box 13, the crushing box 13 is pushed back to the inside of the supporting seat 1, the hydraulic cylinder 7 is started to drive the fixing seat 5 to descend, the fixing seat 5 drives the fixing post 4 to descend, the fixing post 4 drives the crushing hammer 3 to descend, so that the coal blocks in the crushing box 13 are extruded and crushed, the pre-crushing of the coal blocks is realized, the subsequent coal block combustion utilization rate is improved, the connecting rod one 10 and the round ball 11 are driven to descend when the fixing post 4 descends, the round ball 11 is driven to rotate in the spiral groove 12 when the fixing post 4 descends through the arranged spiral groove 12, the round ball 11 also drives the connecting rod one 10 to rotate, the connecting rod one 10 rotates to drive the fixing post 4 to descend, the fixing post 4 rotates to also drive the crushing hammer 3 to descend, the coal briquette crushing device has the advantages that the coal briquette at the bottom end of the crushing box 13 can be conveniently crushed efficiently, the crushing quality of the coal briquette is improved, when the lower end of the movable rod 18 is in contact with the top block 20, along with the continuous rotation and descending of the crushing hammer 3, the top block 20 can jack up the movable rod 18, the movable rod 18 stretches the spring 19, under the action of the connecting rod III 17, the connecting rod II 16 and the crushing nail plate 14 at the upper end of the connecting rod III 17 are pushed to move towards the direction far away from the middle part of the crushing hammer 3, so that the plurality of crushing nail plates 14 extend out of the crushing hammer 3 and are matched with the inner wall of the crushing box 13, the coal briquette at the joint of the outer side of the crushing hammer 3 and the crushing box 13 is conveniently crushed at multiple angles, the crushing effect is good, when the crushing hammer 3 rotates and descends, the upper end of the scraping plate 22 is firstly in contact with the upper surface of the scraping plate 22, because the upper end of the scraping plate 22 is inclined, along with the continuous rotation and descending of the crushing hammer 3, the barb piece 8 can extrude the scraping plate 22, the scraper plate 22 drives the vertical plate 23 to move on the support base 1 along the third sliding groove 24 in the direction far away from the middle of the breaking hammer 3, the second spring 25 is compressed, when the outer surface of the breaking hammer 3 is attached to one end, close to the middle of the breaking hammer 3, of the scraper plate 22, under the action of the second spring 25, the vertical plate 23 and the scraper plate 22 are pushed to move in the direction close to the breaking hammer 3, the scraper plate 22 is tightly attached to the surface of the breaking hammer 3, after the breaking hammer 3 performs pre-breaking on coal blocks in the breaking box 13, the hydraulic cylinder 7 drives the breaking hammer 3 to rotate reversely to ascend, the movable rod 18 is separated from the top block 20, under the action of the first spring 19, the breaking nail plate 14 is reset, the damage of the breaking nail plate 14 to workers is avoided, the scraper plate 22 is arranged to facilitate scraping off coal dust remaining on the surface of the breaking hammer 3 along with the continuous rotation and ascending of the breaking hammer 3, and the surface cleanness of the breaking hammer 3 is kept, the waste of coal resources is also reduced, when the barb piece 8 on the lower side of the breaking hammer 3 is attached to the lower end of the scraper plate 22, the scraper plate 22 can be driven to rotate on the vertical plate 23 along with the rotation of the breaking hammer 3, the third stretching spring 28 is arranged until the scraper plate 22 falls off from the barb piece 8, the third stretching spring 28 plays a role in resetting the scraper plate 22, the scraper plate 22 is made to vibrate, coal scraps adhered to the lower end of the scraper plate 22 can be shaken down into the breaking box 13, the recovery rate of the coal scraps is further improved, when the breaking hammer 3 rises, the annular plate 30 and the nozzle 29 can be driven to rise, the annular plate 30 and the air bag 31 are attached to the sleeve plate 32, the sleeve plate 32 compresses the air bag 31, air in the air bag 31 is blown out from the nozzle 29, the coal scraps remained on the surface of the breaking hammer 3 can be blown down, and the auxiliary effect on the recovery of the coal scraps is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The pre-crushing device convenient for combustion of coal briquettes of an industrial boiler comprises a supporting seat (1) and is characterized in that a fixed shell (2) is fixedly mounted at the upper end of the supporting seat (1), a crushing hammer (3) is arranged on the lower side in the fixed shell (2), a fixed column (4) is fixedly connected to the middle of the upper end of the crushing hammer (3), a first connecting rod (10) is fixedly connected to the upper side of the left end of the fixed column (4), a round ball (11) is fixedly mounted at the left end of the first connecting rod (10), a spiral groove (12) is formed in the inner wall of the fixed shell (2) corresponding to the round ball (11), the round ball (11) is slidably connected with the inner wall of the fixed shell (2), a crushing box (13) is arranged on the lower side, located on the crushing hammer (3), of the upper end of the supporting seat (1), a plurality of crushing nail plates (14) are arranged on the outer side of the crushing hammer (3), a second connecting rod (16) is fixedly mounted at one end, close to the middle of the crushing nail plates (14), one end of the second connecting rod (16) close to the middle of the breaking hammer (3) is hinged with a third connecting rod (17), one end of the third connecting rod (17) close to the middle of the breaking hammer (3) is hinged with a movable rod (18), the movable rod (18) penetrates through the lower end of the breaking hammer (3) in a sliding connection manner, a top block (20) is fixedly mounted in the middle of the bottom end of the breaking box (13) corresponding to the movable rod (18), a plurality of scraper plates (22) are arranged on the lower side of the breaking hammer (3), a plurality of barb pieces (8) are fixedly mounted on the lower side of the breaking hammer (3) corresponding to the scraper plates (22), vertical plates (23) are hinged to one ends of the scraper plates (22) far away from the middle of the breaking hammer (3), a limiting block (27) is fixedly mounted at one end of the vertical plates (23) close to the middle of the breaking hammer (3) corresponding to the scraper plates (22), the lower ends of the scraper plates (22) are attached to the limiting block (27), and a third spring (28) is fixedly connected to the lower end of the scraper plates (22), the lower end of the third spring (28) is fixedly connected to the vertical plate (23), and a plurality of nozzles (29) are arranged in one circle outside the breaking hammer (3).
2. The pre-crushing device convenient for the coal briquette combustion of the industrial boiler according to claim 1, characterized in that a fixed seat (5) is arranged at the upper end of the fixed column (4), a rotating groove (6) is arranged at the lower end of the fixed seat (5) corresponding to the fixed column (4), and the fixed column (4) is rotatably connected with the fixed seat (5).
3. The pre-crushing device for the coal briquette of the industrial boiler, which is convenient for the coal briquette to be combusted, as claimed in claim 2, is characterized in that the upper end of the fixed seat (5) is fixedly connected with a hydraulic cylinder (7), the hydraulic cylinder (7) penetrates through the upper end of the fixed shell (2), and the hydraulic cylinder (7) is fixedly connected with the fixed shell (2).
4. The pre-crushing device for the coal briquette of the industrial boiler convenient for the combustion of the industrial boiler as claimed in claim 1, wherein a first chute (15) is formed inside the crushing hammer (3) corresponding to the crushing nail plate (14), and the crushing nail plate (14) is connected with the inside of the crushing hammer (3) in a sliding manner.
5. The pre-crushing device convenient for the coal briquette combustion of the industrial boiler according to claim 1, characterized in that a first spring (19) is sleeved on the movable rod (18), and the upper end and the lower end of the first spring (19) are respectively and fixedly connected with the movable rod (18) and the crushing hammer (3).
6. The pre-crushing device convenient for the coal briquette combustion of the industrial boiler according to claim 1, wherein the supporting seat (1) is internally provided with a second sliding groove (21) corresponding to the left end and the right end of the crushing box (13), and the crushing box (13) is slidably connected with the supporting seat (1).
7. The pre-crushing device convenient for the coal briquette combustion of the industrial boiler according to claim 1, characterized in that a plurality of three sliding grooves (24) are formed at the upper end of the supporting seat (1) corresponding to the vertical plate (23), and the vertical plate (23) is connected with the supporting seat (1) in a sliding manner.
8. The pre-crushing device for facilitating the coal briquette combustion of the industrial boiler according to claim 1, wherein one end of the vertical plate (23) far away from the middle part of the breaking hammer (3) is fixedly connected with a second spring (25), one end of the second spring (25) far away from the middle part of the breaking hammer (3) is fixedly connected with a connecting plate (26), and the lower end of the connecting plate (26) is fixedly connected with the supporting seat (1).
9. The pre-crushing device for facilitating coal briquette combustion of the industrial boiler according to claim 1, wherein a circular plate (30) is fixedly arranged on the upper side of the surface of the crushing hammer (3), an air bag (31) is fixedly connected to the upper end of the circular plate (30), and the upper end of the nozzle (29) is communicated with the inside of the air bag (31).
10. The pre-crushing device for facilitating coal briquette combustion of the industrial boiler according to claim 9, characterized in that a sleeve plate (32) is arranged on the upper side of the air bag (31), the upper end of the air bag (31) is attached to the sleeve plate (32), the crushing hammer (3) penetrates through the sleeve plate (32), and the upper end of the sleeve plate (32) is fixedly connected with the inner wall of the fixed casing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210233846.4A CN114733596A (en) | 2022-03-10 | 2022-03-10 | Pre-crushing device convenient for combustion of coal briquettes of industrial boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210233846.4A CN114733596A (en) | 2022-03-10 | 2022-03-10 | Pre-crushing device convenient for combustion of coal briquettes of industrial boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114733596A true CN114733596A (en) | 2022-07-12 |
Family
ID=82275704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210233846.4A Withdrawn CN114733596A (en) | 2022-03-10 | 2022-03-10 | Pre-crushing device convenient for combustion of coal briquettes of industrial boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114733596A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115888878A (en) * | 2022-10-21 | 2023-04-04 | 郭晓峰 | Crushing device is smashed to agricultural product |
-
2022
- 2022-03-10 CN CN202210233846.4A patent/CN114733596A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115888878A (en) * | 2022-10-21 | 2023-04-04 | 郭晓峰 | Crushing device is smashed to agricultural product |
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Application publication date: 20220712 |
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| WW01 | Invention patent application withdrawn after publication |