CN212215665U

CN212215665U - Coarse coal crushing device

Info

Publication number: CN212215665U
Application number: CN202020638766.3U
Authority: CN
Inventors: 孙小锋; 江少朋; 孙红军; 张建设; 邓波; 江治峰
Original assignee: Luoyang Ruilin Coal Supplies Co ltd
Current assignee: Luoyang Ruilin Coal Supplies Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-12-25
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a coarse coal crushing device, including first crushing case, the upper end of first crushing case is equipped with the feed inlet, first crushing incasement is equipped with crushing roller set, crushing roller set is located the feed inlet under, the right side lower extreme of first crushing case is equipped with out the flitch, be equipped with the crushing case of second under the flitch, the inside upper end of the crushing case of second is equipped with rolls the roller set, the inside lower extreme of the crushing case of second is equipped with the pivot, the lateral surface of pivot is equipped with the spiral delivery blade, the one end of pivot is passed the second and is smashed the case and be connected with the output of third motor, the other end below of pivot is equipped with the discharge gate, this coarse coal crushing device can carry out the regrinding to the coarse coal, abundant smashes cubic coal, crushing quality and efficiency have been improved.

Description

Coarse coal crushing device

Technical Field

The utility model relates to a coal processing technology field specifically is a garrulous device of coarse coal powder.

Background

The raw coal material contains a plurality of coal blocks, called coarse coal, the coarse coal needs to be crushed in order to ensure that the coal can be fully combusted for heat supply, when a large amount of coarse coal is crushed, the coarse coal is usually crushed once, the crushed coal still contains a plurality of small blocky coals, the selection of the blocky coals and the crushing are unrealistic, and the crushing quality is greatly influenced.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to overcome current defect, provide a coarse coal comminution device, can carry out the regrinding to the coarse coal, abundant smashes cubic coal, has improved crushing quality and efficiency, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coarse coal crushing device, including first crushing case, the upper end of first crushing case is equipped with the feed inlet, be equipped with crushing roller set in the first crushing case, crushing roller set is located the feed inlet under, the right side lower extreme of first crushing case is equipped with out the flitch, be equipped with the crushing case of second under the play flitch, the inside upper end of the crushing case of second is equipped with rolls the roller set, the inside lower extreme of the crushing case of second is equipped with the pivot, the lateral surface of pivot is equipped with the auger delivery blade, the output that the second was smashed the case and is connected with the third motor is passed to the one end of pivot, the other end below of pivot is equipped.

As an optimized technical scheme of the utility model, crushing roller group comprises two crushing rollers that have the tooth of stinging.

As a preferred technical scheme of the utility model, crushing roller set corresponds with the first gear train that sets up at first crushing case rear end and is connected, the rear end of first gear train and the output shaft of first motor, first motor through setting up first motor support and first backup pad fixed connection at its both ends, the trailing flank at first crushing case is fixed to first backup pad.

As an optimized technical scheme of the utility model, the roller group comprises two rollers.

As a preferred technical scheme of the utility model, roll the roller set and correspond with the second gear train that sets up at the second crushing case front end and be connected, the front end of second gear train and the output shaft of second motor, second motor through setting up second motor support and second backup pad fixed connection at its both ends, the leading flank at the second crushing case is fixed to the second backup pad.

As an optimal technical scheme of the utility model, both ends all are equipped with the baffle around the play flitch.

As an optimized technical scheme of the utility model, the shape of feed inlet is narrow structure under wide.

As an optimized technical scheme of the utility model, the inside bottom of first crushing case is the slope structure.

As an optimized technical scheme of the utility model, the lower surface equipartition of first crushing case has four pillars.

Compared with the prior art, the beneficial effects of the utility model are that: this coarse coal crushing device compact structure, it is reasonable to set up, occupation space is little during the use, can carry out abundant smashing to the coarse coal, the crushing quality has been improved greatly, through setting up crushing roller set, carry out preliminary crushing to the coarse coal, smash great coal cinder, then in leading-in the second crushing case of coal after will smashing, it is smashed to extrude the coal through the roll-grinding group that sets up in the second crushing case, carry out the regrinding with the coal of fritter, make crushing effect better, then discharge coal through the auger delivery blade.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a right side view of the present invention;

fig. 4 is a top view of the present invention.

In the figure: 1 first crushing case, 2 feed inlets, 3 pillars, 4 crushing roller sets, 5 first gear sets, 6 first motors, 7 discharge ports, 8 first motor supports, 9 first supporting plates, 10 discharge plates, 11 baffle plates, 12 second crushing cases, 13 rolling roller sets, 14 second gear sets, 15 second motors, 16 second motor supports, 17 second supporting plates, 18 third motors, 19 spiral conveying blades and 20 rotating shafts.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below 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, but not all embodiments (for convenience of description and understanding, the following description is made with the upper side of fig. 2 being the upper side, the front side of fig. 2 being the front side, and the left side of fig. 2 being the left side). Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a coarse coal pulverizing device comprises a first pulverizing box 1, four supporting columns 3 are uniformly distributed on the lower surface of the first pulverizing box 1, a feed inlet 2 is arranged at the upper end of the first pulverizing box 1, the feed inlet 2 is in a structure with a wide upper part and a narrow lower part, coarse coal can be conveniently fed through a conical feed inlet 2, the inner bottom end of the first pulverizing box 1 is in an inclined structure, coal can be conveniently guided into a second pulverizing box 12 after primary pulverizing by arranging the inclined structure at the inner bottom of the first pulverizing box 1, a pulverizing roller set 4 is arranged in the first pulverizing box 1, the pulverizing roller set 4 is composed of two pulverizing rollers with teeth, the pulverizing roller set 4 is positioned under the feed inlet 2, the pulverizing roller set 4 is correspondingly connected with a first gear set 5 arranged at the rear end of the first pulverizing box 1, the rear end of the first gear set 5 is connected with an output shaft of a first motor 6, the first motor 6 is fixedly connected with a first supporting plate 9 through a first motor support 8 arranged at two ends of the first motor 6, the first supporting plate 9 is fixed on the rear side surface of the first crushing box 1, the lower end of the right side of the first crushing box 1 is provided with a discharge plate 10, the front end and the rear end of the discharge plate 10 are respectively provided with a baffle plate 11, the baffle plates 11 are arranged to prevent coal from falling to the ground from two sides, a second crushing box 12 is arranged under the discharge plate 10, the upper end in the second crushing box 12 is provided with a grinding roller group 13, the grinding roller group 13 is composed of two grinding rollers, the grinding roller group 13 is correspondingly connected with a second gear group 14 arranged at the front end of the second crushing box 12, the front end of the second gear group 14 is connected with an output shaft of a second motor 15, the second motor 15 is fixedly connected with a second supporting plate 17 through a second motor bracket 16 arranged at two ends of the second motor, the second supporting plate 17 is fixed on the front side surface of the second crushing box 12, the rotation of the grinding roller group 4 and the grinding roller group 13 is more stable through, the inside lower extreme of second crushing case 12 is equipped with pivot 20, the lateral surface of pivot 20 is equipped with screw conveyer blade 19, the one end of pivot 20 is passed second crushing case 12 and is connected with third motor 18's output, the other end below of pivot 20 is equipped with discharge gate 7, first motor 6, the input of second motor 15 and third motor 18 all is connected with external control switch's output electricity, this coarse coal comminution device compact structure, and it is reasonable to set up, and occupation space is little during the use, can carry out abundant crushing to the coarse coal, and the crushing quality is greatly improved.

When in use: the coarse coal is poured into the first crushing box 1 through the feeding hole, the large coal is primarily crushed under the meshing action of the crushing roller group 4, the crushed coal enters the second crushing box 12 through the discharging plate 10, then the small coal is fully crushed through the extrusion of the rolling roller group 13, and the coal after secondary crushing is discharged through the discharging hole 7 under the action of the spiral conveying blade 19.

The utility model can be operated conveniently, occupies little space when in use, and is convenient for operation and use; the coarse coal can be fully crushed, so that the use convenience is improved; the roller group 13 is convenient for secondary crushing of coal, and the use convenience is further improved.

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

1. A coarse coal crushing device is characterized in that: including first crushing case (1), the upper end of first crushing case (1) is equipped with feed inlet (2), be equipped with crushing roller set (4) in first crushing case (1), crushing roller set (4) are located feed inlet (2) under, the right side lower extreme of first crushing case (1) is equipped with out flitch (10), be equipped with second crushing case (12) under going out flitch (10), the inside upper end of second crushing case (12) is equipped with rolls roller set (13), the inside lower extreme of second crushing case (12) is equipped with pivot (20), the lateral surface of pivot (20) is equipped with screw conveyor blade (19), the one end of pivot (20) is passed second and is smashed case (12) and be connected with the output of third motor (18), the other end below of pivot (20) is equipped with discharge gate (7).

2. The coarse coal pulverizing apparatus according to claim 1, wherein: the crushing roller group (4) consists of two crushing rollers with teeth.

3. The coarse coal pulverizing apparatus according to claim 1 or 2, wherein: crushing roller set (4) correspond with first gear train (5) that set up at first crushing case (1) rear end and are connected, the rear end of first gear train (5) and the output shaft of first motor (6), first motor (6) through setting up first motor support (8) and first backup pad (9) fixed connection at its both ends, the trailing flank at first crushing case (1) is fixed in first backup pad (9).

4. The coarse coal pulverizing apparatus according to claim 1, wherein: the roller group (13) consists of two rollers.

5. The coarse coal pulverizing apparatus according to claim 1 or 4, wherein: the grinding roller group (13) is correspondingly connected with a second gear group (14) arranged at the front end of the second grinding box (12), the front end of the second gear group (14) is connected with an output shaft of a second motor (15), the second motor (15) is fixedly connected with a second supporting plate (17) through second motor supports (16) arranged at the two ends of the second motor, and the second supporting plate (17) is fixed on the front side surface of the second grinding box (12).

6. The coarse coal pulverizing apparatus according to claim 1, wherein: both ends all are equipped with baffle (11) around ejection of compact board (10).

7. The coarse coal pulverizing apparatus according to claim 1, wherein: the feed inlet (2) is in a structure with a wide upper part and a narrow lower part.

8. The coarse coal pulverizing apparatus according to claim 1, wherein: the bottom end in the first crushing box (1) is of an inclined structure.

9. The coarse coal pulverizing apparatus according to claim 1, wherein: four pillars (3) are uniformly distributed on the lower surface of the first crushing box (1).