CN213133475U - Pulverizer for coal mine - Google Patents
Pulverizer for coal mine Download PDFInfo
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- CN213133475U CN213133475U CN202020932357.4U CN202020932357U CN213133475U CN 213133475 U CN213133475 U CN 213133475U CN 202020932357 U CN202020932357 U CN 202020932357U CN 213133475 U CN213133475 U CN 213133475U
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- fixedly connected
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Abstract
The utility model discloses a rubbing crusher for coal mine relates to coal production technical field, the power distribution box comprises a box body, the first hopper of top fixedly connected with of box, crushing storehouse has been seted up to the inside of box, the top of smashing the storehouse is equipped with crushing roller, crushing roller's outer wall fixedly connected with smashes the sword, the first filter screen of middle part fixedly connected with in crushing storehouse, smash one side inner wall middle part fixedly connected with discharging pipe in storehouse, the bottom fixedly connected with conveyor of box, the conveyer trough has been seted up to conveyor's inside, the feed inlet has been seted up at one side top of conveyer trough, the discharge gate has been seted up to the opposite side bottom of conveyer trough, the discharge gate intercommunication has milling equipment. This rubbing crusher for coal mine through setting up crushing sword and first filter screen, can separate the big or small difference coal after smashing, and the suitable coal of size is directly discharged, and further processing is carried out to less coal, is favorable to coal make full use of.
Description
Technical Field
The utility model relates to a coal production technical field specifically is a rubbing crusher for coal mine.
Background
Coal is a solid combustible mineral formed gradually by ancient plants buried underground and undergoing complex biochemical and physicochemical changes, is known as black gold by people and is industrial food, which is one of main energy sources used in the human world in the eighteenth century, coal also needs to be processed by coal mines, the coal mines need to be crushed in the processing process of the coal mines, and a coal mine crusher is crushing equipment for crushing coal blocks and grinding the coal blocks into coal powder.
In chinese utility model patent application no: CN201920245345.1 discloses a coal mine crushing device, which comprises a casing and a pre-screening mechanism, wherein the top of the casing is provided with a feed inlet, the bottom of the casing is provided with a discharge outlet, the inside of the casing is sequentially provided with a crushing chamber and a sorting chamber, the inside of the crushing chamber is provided with a crushing mechanism, a first screen plate is arranged between the crushing chamber and the sorting chamber, the inside of the sorting chamber is sequentially provided with an inclined second screen plate and an inclined third screen plate, the side wall of the sorting chamber is respectively provided with a material channel corresponding to the second screen plate and the inclined third screen plate, and a first conveying device; the pre-screening mechanism comprises a feed inlet and a transport groove, the lowest end of the pre-screening mechanism is arranged above the feed inlet of the shell, a pre-screening plate is arranged at the bottom of the transport groove, and a pipeline communicated with the first conveying device is arranged at the corresponding position of the pre-screening plate in the transport groove. This colliery reducing mechanism can't carry out reprocessing to the less coal after smashing, has caused the wasting of resources for manufacturing cost increases.
Therefore, there is a need for a coal mine pulverizer that solves the above problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
An object of the utility model is to provide a rubbing crusher for coal mine to solve the current colliery reducing mechanism who proposes in the above-mentioned background art, can't carry out reprocess to the less coal after smashing, caused the wasting of resources, make the problem of manufacturing cost increase.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a coal mine crusher comprises a box body, wherein a first hopper is fixedly connected to the top of the box body, a crushing motor is fixedly connected to the top of one side of the box body, a first gear is fixedly connected to an output shaft of the crushing motor, a crushing bin is arranged in the box body, a crushing shaft is arranged at the top of the crushing bin, one end of the crushing shaft penetrates through the box body and is fixedly connected with a second gear, a crushing knife is fixedly connected to the outer wall of the crushing shaft, a first filter screen is fixedly connected to the middle of the crushing bin, a discharging pipe is fixedly connected to the middle of the inner wall of one side of the crushing bin, a conveying device is fixedly connected to the bottom of the box body, a conveying motor is fixedly connected to one end of the conveying device, a conveying groove is arranged in the conveying device, a feeding hole is formed in the top of one side of the conveying, a conveying shaft is arranged inside the conveying trough, one end of the conveying shaft penetrates through the conveying device and is fixedly connected with an output shaft of the conveying motor, a helical blade is fixedly connected to the outer wall of the conveying shaft, the discharge port is communicated with a grinding device, a second hopper is fixedly connected to the top of the grinding device, a supporting plate is arranged inside the grinding device, a grinding shaft is arranged in the middle of the top end of the supporting plate, a grinding column is fixedly connected to the outer wall of the grinding shaft, grinding balls are fixedly connected to the outer wall of the grinding column and the inner wall of the grinding device, a second filter screen is arranged in the middle of the supporting plate, a gear box is fixedly connected to the middle of the bottom end of the supporting plate, the bottom of the grinding shaft extends into the gear box and is fixedly connected with a second bevel gear, a grinding motor is fixedly connected to the bottom of one side of the, one end of the rotating shaft extends into the gear box and is fixedly connected with a first bevel gear.
Preferably, the helical blade is provided with a plurality of helical blades which are evenly distributed.
Preferably, the conveying groove is communicated with the crushing bin through a feeding hole, and a discharging hole of the conveying groove corresponds to the second hopper.
Preferably, the first gear is in meshed connection with the second gear.
Preferably, the first bevel gear is in meshed connection with the second bevel gear.
Preferably, the second filter screen is provided with a plurality of second filter screens which are distributed in an annular shape.
Preferably, the tapping pipe is located above the first sieve.
(III) advantageous effects
Compared with the prior art, the utility model provides a rubbing crusher for coal mine possesses following beneficial effect:
1. this rubbing crusher for coal mine through setting up crushing sword and first filter screen, can separate the big or small difference coal after smashing, and the suitable coal of size is directly discharged, and further processing is carried out to less coal, is favorable to coal make full use of.
2. This rubbing crusher for coal mine through setting up milling equipment, can carry out the powdered carbon processing with the less coal that produces when the colliery is smashed, has not only avoided the wasting of resources, has obtained the higher product of value moreover.
Drawings
FIG. 1 is a schematic sectional view of the structure of the present invention;
FIG. 2 is a schematic top sectional view of the structure of the present invention;
FIG. 3 is a schematic sectional view of the pulverizer of the present invention;
fig. 4 is a schematic top view of the support plate of the present invention.
In the figure: 1. a box body; 2. a discharge pipe; 3. a first filter screen; 4. a crushing knife; 5. a crushing shaft; 6. a crushing bin; 7. a first hopper; 8. a helical blade; 9. a discharge port; 10. a delivery shaft; 11. a conveying trough; 12. a conveying device; 13. a conveying motor; 14. a grinding motor; 15. a first gear; 16. a second gear; 17. a second hopper; 18. grinding the column; 19. grinding balls; 20. grinding the shaft; 21. a second bevel gear; 22. a first bevel gear; 23. a rotating shaft; 24. grinding the motor; 25. a support plate; 26. a second filter screen; 27. a feed inlet; 28. a milling device; 29. a gear box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a coal mine pulverizer comprises a box body 1, a first hopper 7 is fixedly connected to the top of the box body 1, a pulverizing motor 14 is fixedly connected to the top of one side of the box body 1, a first gear 15 is fixedly connected to an output shaft of the pulverizing motor 14, a pulverizing bin 6 is arranged inside the box body 1, a pulverizing shaft 5 is arranged at the top of the pulverizing bin 6, one end of the pulverizing shaft 5 penetrates through the box body 1 and is fixedly connected with a second gear 16, the first gear 15 is meshed with the second gear 16, a pulverizing knife 4 is fixedly connected to the outer wall of the pulverizing shaft 5, pulverized coals with different sizes can be separated by arranging the pulverizing knife 4 and a first filter screen 3, the pulverized coals with appropriate sizes can be directly discharged, smaller coals are further processed, the coals are fully utilized, the first filter screen 3 is fixedly connected to the middle part of the pulverizing bin 6, a discharge pipe 2 is fixedly connected to the middle part of the inner wall of one side, the discharge pipe 2 is positioned above the first filter screen 3, the bottom of the box body 1 is fixedly connected with a conveying device 12, one end of the conveying device 12 is fixedly connected with a conveying motor 13, a conveying groove 11 is formed in the conveying device 12, a feed inlet 27 is formed in the top of one side of the conveying groove 11, a discharge outlet 9 is formed in the bottom of the other side of the conveying groove 11, a conveying shaft 10 is arranged in the conveying groove 11, one end of the conveying shaft 10 penetrates through the conveying device 12 and is fixedly connected with an output shaft of the conveying motor 13, a plurality of spiral blades 8 are fixedly connected to the outer wall of the conveying shaft 10, the spiral blades 8 are uniformly distributed, the discharge outlet 9 is communicated with a grinding device 28, and by arranging the grinding device 28, smaller coal generated during coal mine crushing can be processed, so that not only resource waste is avoided, but also products with higher value are obtained, the top of the grinding device 28 is fixedly connected with a second hopper, the conveying trough 11 is communicated with the crushing bin 6 through a feeding hole 27, a discharging hole 9 of the conveying trough 11 corresponds to the second hopper 17, a supporting plate 25 is arranged inside the grinding device 28, a grinding shaft 20 is arranged in the middle of the top end of the supporting plate 25, a grinding column 18 is fixedly connected to the outer wall of the grinding shaft 20, grinding balls 19 are fixedly connected to the outer wall of the grinding column 18 and the inner wall of the grinding device 28, a second filter screen 26 is arranged in the middle of the supporting plate 25, a plurality of second filter screens 26 are arranged, the second filter screens 26 are distributed annularly, a gear box 29 is fixedly connected to the middle of the bottom end of the supporting plate 25, the bottom of the grinding shaft 20 extends into the gear box 29 and is fixedly connected with a second bevel gear 21, a grinding motor 24 is fixedly connected to the bottom of one side of the grinding device 28, a rotating shaft 23 is fixedly connected to an output shaft of the grinding motor 24, first bevel gear 22 is in meshing engagement with second bevel gear 21.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The working principle is as follows: when the coal grinding device is used, a coal mine is poured into the first hopper 7, the grinding motor 14 and the conveying motor 13 are started, the coal mine enters the grinding bin 6 along the first hopper 7, meanwhile, the grinding motor 14 drives the grinding shaft 5 and the grinding cutter 4 to rotate through the meshing of the first gear 15 and the second gear 16, the grinding cutter 4 grinds the coal mine, the ground coal mine falls into the first filter screen 3, meanwhile, larger coal is discharged through the discharge pipe 2 along the first filter screen 3, smaller coal is filtered through the filter screen and then enters the conveying groove 11 through the feed inlet 27, at the moment, the conveying motor 13 drives the spiral blade 8 through the conveying shaft 10, the spiral blade 8 conveys the coal into the second hopper 17 through the conveying groove 11, the grinding motor 24 is started, the coal enters the inside of the grinding device 28 along the second hopper 17, and meanwhile, the grinding motor 24 drives the grinding shaft 20 to rotate through the meshing of the rotating shaft 23 and the second bevel gear 21 and the first, the grinding shaft 20 drives the grinding column 18 to rotate, meanwhile, the grinding balls 19 on the outer wall of the grinding column 18 and the grinding balls 19 on the inner wall of the grinding device 28 grind coal, and the ground coal powder is filtered by the second filter screen 26 and then discharged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a rubbing crusher for coal mine, includes box (1), its characterized in that: the top of the box body (1) is fixedly connected with a first hopper (7), the top of one side of the box body (1) is fixedly connected with a crushing motor (14), an output shaft of the crushing motor (14) is fixedly connected with a first gear (15), the interior of the box body (1) is provided with a crushing bin (6), the top of the crushing bin (6) is provided with a crushing shaft (5), one end of the crushing shaft (5) penetrates through the box body (1) and is fixedly connected with a second gear (16), the outer wall of the crushing shaft (5) is fixedly connected with a crushing knife (4), the middle of the crushing bin (6) is fixedly connected with a first filter screen (3), the middle of the inner wall of one side of the crushing bin (6) is fixedly connected with a discharge pipe (2), the bottom of the box body (1) is fixedly connected with a conveying device (12), and one end of the conveying device (12) is fixedly connected, a conveying groove (11) is formed in the conveying device (12), a feeding hole (27) is formed in the top of one side of the conveying groove (11), a discharging hole (9) is formed in the bottom of the other side of the conveying groove (11), a conveying shaft (10) is arranged in the conveying groove (11), one end of the conveying shaft (10) penetrates through the conveying device (12) and is fixedly connected with an output shaft of a conveying motor (13), a spiral blade (8) is fixedly connected to the outer wall of the conveying shaft (10), a powder grinding device (28) is communicated with the discharging hole (9), a second hopper (17) is fixedly connected to the top of the powder grinding device (28), a supporting plate (25) is arranged in the powder grinding device (28), a grinding shaft (20) is arranged in the middle of the top end of the supporting plate (25), and a grinding column (18) is fixedly connected to the outer wall of the grinding shaft (20, the grinding device is characterized in that the outer wall of the grinding column (18) and the inner wall of the grinding device (28) are fixedly connected with grinding balls (19), a second filter screen (26) is arranged in the middle of the supporting plate (25), a gear box (29) is fixedly connected to the middle of the bottom end of the supporting plate (25), the bottom of the grinding shaft (20) extends into the gear box (29) and is fixedly connected with a second bevel gear (21), a grinding motor (24) is fixedly connected to the bottom of one side of the grinding device (28), a rotating shaft (23) is fixedly connected to the output shaft of the grinding motor (24), and one end of the rotating shaft (23) extends into the gear box (29) and is fixedly connected with a first bevel gear (22).
2. A coal mine pulverizer as defined in claim 1, wherein: the number of the helical blades (8) is multiple, and the helical blades (8) are uniformly distributed.
3. A coal mine pulverizer as defined in claim 1, wherein: the conveying groove (11) is communicated with the crushing bin (6) through a feeding hole (27), and a discharging hole (9) of the conveying groove (11) corresponds to the second hopper (17).
4. A coal mine pulverizer as defined in claim 1, wherein: the first gear (15) is in meshed connection with the second gear (16).
5. A coal mine pulverizer as defined in claim 1, wherein: the first bevel gear (22) is in meshed connection with the second bevel gear (21).
6. A coal mine pulverizer as defined in claim 1, wherein: the second filter screens (26) are multiple, and the second filter screens (26) are distributed in an annular shape.
7. A coal mine pulverizer as defined in claim 1, wherein: the discharge pipe (2) is positioned above the first filter screen (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020932357.4U CN213133475U (en) | 2020-05-28 | 2020-05-28 | Pulverizer for coal mine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020932357.4U CN213133475U (en) | 2020-05-28 | 2020-05-28 | Pulverizer for coal mine |
Publications (1)
Publication Number | Publication Date |
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CN213133475U true CN213133475U (en) | 2021-05-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020932357.4U Active CN213133475U (en) | 2020-05-28 | 2020-05-28 | Pulverizer for coal mine |
Country Status (1)
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CN (1) | CN213133475U (en) |
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2020
- 2020-05-28 CN CN202020932357.4U patent/CN213133475U/en active Active
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