CN213854772U - Be applied to coal slime breaker after coal washing - Google Patents
Be applied to coal slime breaker after coal washing Download PDFInfo
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- CN213854772U CN213854772U CN202022449993.4U CN202022449993U CN213854772U CN 213854772 U CN213854772 U CN 213854772U CN 202022449993 U CN202022449993 U CN 202022449993U CN 213854772 U CN213854772 U CN 213854772U
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Abstract
The utility model discloses a coal slime crusher applied to washed coal, belonging to the technical field of coal mine treatment mechanical equipment; it comprises a base; a crushing box and a driving motor which are in a through structure up and down are arranged on the base; two mutually matched crushing tooth rollers are rotatably arranged on a horizontal plane in the crushing box; the two driving motors are arranged, and the output ends of the two driving motors are respectively connected with the input end of the crushing tooth roller through a belt transmission device; the size of a gap between the crushing tooth rollers is 12 mm-22 mm; the utility model discloses effectively solved and appeared glutinous tooth, putty or cross situation such as smashing when using current coal slime breaker, still be unfavorable for the problem of normal maintenance.
Description
Technical Field
The utility model relates to a coal mine treatment mechanical equipment technical field, concretely relates to be applied to coal slime breaker after coal washing.
Background
Because the coal mine contains a certain amount of water after being washed by the coal washing equipment and is mostly in a massive structure, the coal is easy to agglomerate, and the loading, the transportation and the subsequent combustion are not facilitated, and a coal slime crusher is required to be used for crushing after the coal washing; conventional coal slime breaker need satisfy high-efficient energy-conservation, convenient operation, maintain simple, conditions such as reliable operation, simultaneously will can effectual breakage medium strength, the higher (20% ~ 30%) of water content, the great coal slime of stickness, consider present domestic thermal power plant's needs, ejection of compact granularity after the breakage should be between 15mm ~20mm, nevertheless glutinous tooth often appears in the in-process that uses in the coal slime breaker on the market at present, putty or the kibbling condition, still be unfavorable for normal maintenance simultaneously, this is the leading problem that faces at present.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a be applied to coal slime breaker after coal washout to the problem that still is unfavorable for normal maintenance and repair appears gluing tooth, putty or situation such as smashing when using current coal slime breaker.
In order to solve the above problem, the utility model provides a following technical scheme:
a coal slime crusher applied to washed coal comprises a base; a crushing box and a driving motor which are in a through structure up and down are arranged on the base; two mutually matched crushing tooth rollers are rotatably arranged on a horizontal plane in the crushing box; the two driving motors are arranged, and the output ends of the two driving motors are respectively connected with the input end of the crushing tooth roller through a belt transmission device; the size of the gap between the crushing tooth rollers is 12 mm-22 mm.
Preferably, a connecting chuck is arranged on the base; the driving motor is detachably mounted through the connecting chuck; two driving motor's model is the same, and mutual dislocation is placed about two driving motor, and output between them sets up towards two offsides of base respectively.
Preferably, the upper top opening and the lower bottom opening of the crushing box are funnel-shaped structures with large top and small bottom, and the lower opening of the crushing box penetrates through the base.
Preferably, a functional auxiliary box is further arranged on the outer periphery side of the crushing box; the two ends of the crushing toothed roller are respectively installed on the functional auxiliary box through matched roller bearings, a bearing cover is arranged at one end of the crushing toothed roller, and the other end of the crushing toothed roller penetrates through the side wall of the functional auxiliary box to be connected with the belt transmission device.
Preferably, the base is also provided with a guide side plate matched with the bottom of the functional auxiliary box; and an outer frame of the belt transmission device is respectively fixed with the functional auxiliary box and the guide side plate.
Preferably, the belt transmission device adopts V-belt transmission, the used V-belt is an SPA-type narrow V-belt with a reference width, a small belt pulley on the belt transmission device is arranged at the output end of the driving motor, and the reduction ratio of the belt transmission device is between 4 and 5.
Preferably, a damper is further provided between the belt drive and the crushing toothed roller.
Preferably, the two crushing tooth rollers have the same structure, the effective working length is 800mm, the diameter of the external tooth top is 300mm, and the center distance of the two crushing tooth rollers is 270 mm.
The utility model discloses beneficial effect:
the utility model designs a new crushing structure aiming at the problems of the existing coal slime crusher, which realizes crushing by arranging two driving motors and utilizing a belt transmission device to drive two crushing tooth rollers in a crushing box to be opposite, so that the material entering between two rotating rollers is rolled between the tooth rollers under the action of the gravity of the material and the friction force between the material and the rollers; the belt transmission is selected to protect the motor when overload caused by material blockage occurs in the process of crushing coal slime; because the torque is larger in the crushing process, and certain errors can exist in the synchronous rotation requirement of the double-tooth rollers, the double-driving motor is used for driving in a single driving mode; on the other hand, the utility model discloses the structure of device is relatively independent and lay the reasonable dismouting of being convenient for and maintain the maintenance.
Drawings
Fig. 1 is a schematic structural view of the utility model device in the present embodiment;
FIG. 2 is a view from B-B in FIG. 1;
FIG. 3 is a top view of FIG. 1;
description of reference numerals: 1. the device comprises a base, a connecting clamping head 1A, a crushing box 2, a driving motor 3, a crushing toothed roller 4, a belt transmission device 5, a functional auxiliary box 6, a guide side plate 7, a guide side plate 8 and a shock absorber.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
example (b):
referring to fig. 1, the present embodiment provides a coal slime crusher applied to washed coal, which includes a base 1; a crushing box 2 and a driving motor 3 which are in a through structure up and down are arranged on the base 1; two mutually matched crushing tooth rollers 4 are rotatably arranged on a horizontal plane in the crushing box 2; the number of the driving motors 3 is two, and the output ends of the two driving motors 3 are respectively connected with the input end of the crushing tooth roller 4 through a belt transmission device 5; the gap between the crushing tooth rollers 4 is 15 mm. The model parameters of the driving motor used in the embodiment are Y2-280S-8, 660/380V-22KW and 740 r/min; the distance between the base 1 and the two end sides of the crushing box 2 in the embodiment is 2425mm, the whole height of the crushing box 2 is 1055mm, the size specification of the top opening on the crushing box 2 is 1200mm by 1000mm, and the size specification of the square box body for mounting the crushing tooth rollers 4 in the middle is 816mm by 580 mm.
A connecting chuck 1A is arranged on the base 1; the driving motor 3 is detachably mounted through the connecting chuck 1A; two driving motor 3's model is the same, and misplaces each other about two driving motor 3, and output between them sets up towards two offsides of base 1 respectively.
The opening of the top and the opening of the bottom of the crushing box 2 are both inverted trapezoidal table funnel-shaped structures with large top and small bottom, and the opening of the lower part of the crushing box 2 passes through the base 1.
A functional auxiliary box 6 is also arranged on the periphery of the crushing box 2; two ends of the crushing toothed roller 4 are respectively arranged on the functional auxiliary box 6 through matched roller bearings, a bearing cover is arranged at one end of the crushing toothed roller 4, and the other end of the crushing toothed roller passes through the side wall of the functional auxiliary box 6 to be connected with the belt transmission device 5.
The base 1 is also provided with a guide side plate 7 matched with the bottom of the functional auxiliary box 6; and an outer frame of the belt transmission device 5 is respectively fixed with the functional auxiliary box 6 and the guide side plate 7. It can be understood that, the assembly relation among the guide side plate, the function auxiliary box and the crushing box in the embodiment can be disassembled and assembled, and the structure easy to disassemble and assemble can provide more convenient maintenance service.
The belt transmission device 5 adopts a V belt for transmission, the used V belt is an SPA type narrow V belt with a reference width, a small belt pulley on the belt transmission device 5 is arranged at the output end of the driving motor 3, and the speed reduction ratio of the belt transmission device 5 is 4.464: 1, the reference diameter of the small pulley used in the belt transmission device 5 of this embodiment is 112mm, and the reference diameter of the large pulley is 500 mm.
A damper 8 is also arranged between the belt transmission device 5 and the crushing toothed roller 4. The purpose of the damper 8 is to reduce the mutual influence of the vibrations generated by the belt drive 5 and the crushing roller during operation.
The two crushing tooth rollers 4 have the same structure, the effective working length is 800mm, the diameter of the external tooth top is 300mm, and the center distance of the two crushing tooth rollers 4 is 270 mm.
Claims (8)
1. A coal slime crusher applied to washed coal comprises a base (1); a crushing box (2) and a driving motor (3) which are in a through structure up and down are arranged on the base (1); the method is characterized in that: two mutually matched crushing tooth rollers (4) are rotatably arranged on a horizontal plane in the crushing box (2); the number of the driving motors (3) is two, and the output ends of the two driving motors (3) are respectively connected with the input end of the crushing tooth roller (4) through a belt transmission device (5); the size of the gap between the crushing toothed rollers (4) is 12 mm-22 mm.
2. The coal slime crusher applied to washed coal as claimed in claim 1, wherein: a connecting clamp head (1A) is arranged on the base (1) (1); the driving motor (3) is detachably installed through the connecting chuck (1A); the models of the two driving motors (3) are the same, the two driving motors (3) are placed in a staggered mode, and the output ends of the two driving motors are arranged towards two opposite sides of the base (1) respectively.
3. The coal slime crusher applied to washed coal as claimed in claim 1, wherein: the upper top opening and the lower bottom opening of the crushing box (2) are funnel-shaped structures with large top and small bottom, and the lower opening of the crushing box (2) penetrates through the base (1).
4. The coal slime crusher applied to washed coal as claimed in claim 1, wherein: a functional auxiliary box (6) is also arranged on the outer peripheral side of the crushing box (2); two ends of the crushing toothed roller (4) are respectively installed on the functional auxiliary box (6) through matched roller bearings, a bearing cover is arranged at one end of the crushing toothed roller (4), and the other end of the crushing toothed roller penetrates through the side wall of the functional auxiliary box (6) to be connected with the belt transmission device (5).
5. The coal slime crusher applied to washed coal as claimed in claim 1, wherein: a guide side plate (7) matched with the bottom of the functional auxiliary box (6) is also arranged on the base (1); and an outer frame of the belt transmission device (5) is respectively fixed with the functional auxiliary box (6) and the guide side plate (7).
6. The coal slime crusher applied to washed coal as claimed in claim 1, wherein: the belt transmission device (5) adopts V belt transmission, the used V belt is an SPA type narrow V belt with reference width, and a small belt wheel on the belt transmission device (5) is arranged at the output end of the driving motor (3).
7. The coal slime crusher applied to washed coal as claimed in claim 1, wherein: a damper (8) is also arranged between the belt transmission device (5) and the crushing tooth roller (4).
8. The coal slime crusher applied to washed coal as claimed in claim 1, wherein: the two crushing tooth rollers (4) have the same structure, the effective working length is 800mm, the diameter of the external tooth top is 300mm, and the center distance of the two crushing tooth rollers (4) is 270 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022449993.4U CN213854772U (en) | 2020-10-29 | 2020-10-29 | Be applied to coal slime breaker after coal washing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022449993.4U CN213854772U (en) | 2020-10-29 | 2020-10-29 | Be applied to coal slime breaker after coal washing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213854772U true CN213854772U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022449993.4U Active CN213854772U (en) | 2020-10-29 | 2020-10-29 | Be applied to coal slime breaker after coal washing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213854772U (en) |
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2020
- 2020-10-29 CN CN202022449993.4U patent/CN213854772U/en active Active
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