CN220004265U

CN220004265U - Coal crushing and grinding device

Info

Publication number: CN220004265U
Application number: CN202320864172.8U
Authority: CN
Inventors: 闫志成
Original assignee: Shenyang Beiyan Metal Co ltd
Current assignee: Shenyang Beiyan Metal Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-11-14
Anticipated expiration: 2033-04-18

Abstract

The utility model discloses a coal crushing and grinding device, which particularly relates to the technical field of coal, and comprises a grinding box body, wherein a crushing tank is fixedly arranged at the top of the grinding box body, the crushing tank consists of a crushing barrel and a discharging barrel fixedly connected with the bottom of the crushing barrel, a crushing motor is fixedly arranged at the top of the crushing barrel, the output end of the crushing motor is fixedly connected with a crushing rotating shaft, a plurality of groups of rotating crushing mechanisms in the middle of the crushing rotating shaft are respectively provided with the same number of fixed crushing mechanisms as the rotating crushing mechanisms, each group of rotating crushing mechanisms consists of two rotating rods and a plurality of rotating crushing blades fixedly connected with two sides of the rotating rods, and each group of fixed crushing mechanisms consists of two fixed rods and a plurality of fixed crushing blades fixedly connected with one side of the fixed rods. Through setting up broken jar and grinding box, conveniently carry out twice with coal and handle, alleviate self equipment load, also can avoid the powder to live simultaneously, the problem that later stage is difficult to take out.

Description

Coal crushing and grinding device

Technical Field

The utility model relates to the technical field of coal, in particular to a coal crushing and grinding device.

Background

Coal is known as black gold and industrial food, is one of main energy sources used in human world in the eighteenth century, enters into the twenty-first century, and is one of the energy sources essential for the production and life of human beings after a long time although the value of the coal is far less than before, the supply of the coal is also related to the stability of the development of the industry in China and the development of the whole social aspect, and the problem of the supply safety of the coal is also the most important one in the energy safety in China.

At present, in the field of coal use, for example, coal detection, workers are required to knock large coal blocks into small coal blocks, then the small coal blocks are ground into powder, rolling equipment is also adopted to roll and grind the coal into powder, but the powder is easy to hammer for multiple impact, the powder is inconvenient to take out in the later stage, the repeated hammer is repeated until the powder is reached, the load of equipment is larger, and the powder forming amount is common, so that a coal crushing and grinding device is provided.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the coal crushing and grinding device, which is convenient to treat coal twice by arranging the crushing tank and the grinding box body, reduces the load of equipment, and can also avoid the problems that powder is solid and is difficult to take out in the later period.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a grinding device is smashed to coal, includes the grinding box, the fixed crushing jar that is provided with in top of grinding box, the crushing jar comprises crushing barrel and the ejection of compact barrel of being connected with crushing barrel bottom fixed, the top fixed mounting of crushing barrel has crushing motor, the output fixedly connected with crushing pivot of crushing motor, the middle part multiunit of crushing pivot rotates broken mechanism, the inside of crushing barrel is provided with the fixed broken mechanism of the same quantity with rotating broken mechanism, every group rotate broken mechanism by two dwang and with a plurality of rotation broken blade of dwang both sides fixed connection constitute, every group fixed broken mechanism by two dead levers and with a plurality of fixed broken blade of dead lever one side fixed connection, the bottom fixedly connected with ejection of compact screw rod of crushing pivot, the inside of grinding box is provided with two grinding rollers, two grinding rollers are provided with power by actuating mechanism, the bottom in the grinding box is provided with the receipts workbin.

As a preferable technical scheme of the utility model, the driving mechanism comprises a driving motor fixedly arranged on the outer side of the grinding box body, wherein the interiors of the two grinding rollers are fixedly connected with grinding rotating shafts, the end face of one end of one grinding rotating shaft is fixedly connected with the output end of the driving motor, one end of the two grinding rotating shafts is fixedly connected with gears, and the two gears are in meshed connection.

As a preferable technical scheme of the utility model, the upper parts of the two grinding rotating shafts are respectively provided with a baffle plate, and the two baffle plates are fixedly connected with the inner wall surface of the grinding box body.

As a preferable technical scheme of the utility model, a plurality of groups of lower crushing blades are fixedly arranged at the bottom of the crushing rotating shaft, the lower crushing blades are obliquely arranged, the bottom of the crushing cylinder body is conical, and the plurality of groups of lower crushing blades are all positioned at the conical part of the crushing cylinder body.

As a preferable technical scheme of the utility model, a feeding hopper is arranged on one side of the top of the crushing cylinder, and a cover body is arranged on the top of the feeding hopper.

As a preferable technical scheme of the utility model, a receiving hopper is fixedly arranged in the middle of the grinding box body, the receiving hopper is positioned between two grinding rollers and the receiving box, and a door plate is arranged on one side of the bottom of the grinding box body.

As a preferable technical scheme of the utility model, the rotary crushing blades on each group of rotary crushing mechanisms and the fixed crushing blades on the corresponding fixed crushing mechanisms are distributed in a staggered manner.

Compared with the prior art, the utility model has the following beneficial effects:

1. the crushing motor drives the crushing rotating shaft to rotate so as to drive the rotating rod and the rotating crushing blade to rotate, and the fixed rod and the fixed crushing blade cannot rotate, and the fixed crushing blade and the rotating crushing blade are distributed in a staggered manner, so that coal can be cut and crushed into small blocky coal blocks, then the coal falls onto the grinding roller, is thoroughly ground into powder by the grinding roller, is finally collected by the collecting box, and can be divided into two treatments, so that the load of equipment is reduced, the powder is not extruded through the tamping drum, the phenomenon that the powder is firm and difficult to take out is avoided, the powder is crushed again by grinding, the whole powder forming efficiency is high, and the powder forming quantity is also good;

2. the crushing blade rotates under the drive of the crushing motor, and the coal at the bottom of the crushing barrel can be crushed again by the lower crushing blade, so that the coal is conveniently discharged by the discharging screw, and meanwhile, the coal at the bottom of the crushing barrel can be stirred, so that the blocking phenomenon is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic view of the crushing tank structure of the utility model;

FIG. 4 is a schematic view of the structure of the feed hopper of the present utility model;

wherein: 1. grinding the box body; 2. a crushing tank; 3. a crushing motor; 4. a feed hopper; 5. a grinding roller; 6. a receiving hopper; 7. a material receiving box; 8. crushing a rotating shaft; 9. a fixed rod; 10. a rotating lever; 11. rotating the crushing blade; 12. a lower crushing blade; 13. a discharging screw; 14. crushing a cylinder; 15. a discharging cylinder; 16. grinding the rotating shaft; 17. a striker plate; 18. fixing the crushing blade; 19. and (5) a door plate.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

as shown in fig. 1-4, a coal crushing and grinding device comprises a grinding box body 1, wherein a crushing tank 2 is fixedly arranged at the top of the grinding box body 1, the crushing tank 2 is composed of a crushing cylinder 14 and a discharging cylinder 15 fixedly connected with the bottom of the crushing cylinder 14, a crushing motor 3 is fixedly arranged at the top of the crushing cylinder 14, a crushing rotating shaft 8 is fixedly connected to the output end of the crushing motor 3, a plurality of groups of rotating crushing mechanisms are arranged in the middle of the crushing rotating shaft 8, the same number of fixed crushing mechanisms as the rotating crushing mechanisms are arranged in the crushing cylinder 14, each group of rotating crushing mechanisms is composed of two rotating rods 10 and a plurality of rotating crushing blades 11 fixedly connected with two sides of the rotating rods 10, each group of fixed crushing mechanisms is composed of two fixed rods 9 and a plurality of fixed crushing blades 18 fixedly connected with one side of the fixed rods 9, a discharging screw rod 13 is fixedly connected with the bottom of the crushing rotating shaft 8, two grinding rollers 5 are arranged in the grinding box body 1, the two grinding rollers 5 are powered by a driving mechanism, and a material collecting box 7 is arranged at the bottom in the grinding box body 1; the rotary crushing blades 11 on each group of rotary crushing mechanisms and the fixed crushing blades 18 on the corresponding fixed crushing mechanism are distributed in a staggered manner; when coal comes into the crushing tank 2, the crushing motor 3 drives the crushing rotating shaft 8 to rotate, thereby driving the rotating rod 10 and the rotating crushing blade 11 to rotate, and as the fixed rod 9 and the fixed crushing blade 18 can not rotate, and the fixed crushing blade 18 and the rotating crushing blade 11 are in staggered distribution, the coal can be cut and crushed into small blocky coal blocks, then the coal blocks come into the discharging cylinder 15, are evenly discharged through the discharging screw 13 and continuously fall down onto the grinding roller 5, are thoroughly ground into powder through the grinding roller 5, fall from a gap between the two grinding rollers 5 and are collected by the collecting box 7, the design can divide the coal into two treatments, not only reduces the load of equipment, but also does not produce the phenomenon that the powder is firm and difficult to take out because of extrusion powder through the tamping drum, and the whole powder forming efficiency is higher through grinding again, and the powder forming amount is better.

The bottom of the crushing rotating shaft 8 is fixedly provided with a plurality of groups of lower crushing blades 12, the lower crushing blades 12 are obliquely arranged, the bottom of the crushing cylinder 14 is conical, and the plurality of groups of lower crushing blades 12 are positioned at the conical part of the crushing cylinder 14; when the primarily crushed coal is accumulated at the bottom of the crushing cylinder 14, the primarily crushed coal is crushed again by the lower crushing blade 12, so that the primarily crushed coal is conveniently discharged by the discharge screw 13, and meanwhile, the primarily crushed coal at the bottom of the crushing cylinder 14 can be stirred, so that the phenomenon of blockage is avoided.

A feed hopper 4 is arranged on one side of the top of the crushing cylinder 14, and a cover body is arranged on the top of the feed hopper 4; the cover body is conveniently opened, so that coal is thrown into the crushing tank 2 through the feed hopper 4, and then the cover body is closed, so that a large amount of powder flies out after the coal is crushed.

The middle part of the grinding box body 1 is fixedly provided with a receiving hopper 6, the receiving hopper 6 is positioned between the two grinding rollers 5 and the receiving box 7, and powdery coal is conveniently and rapidly collected through the receiving hopper 6, so that the powder coal rapidly falls into the receiving box 7, and one side of the bottom of the grinding box body 1 is provided with a door plate 19; the door plate 19 is conveniently opened, so that the material receiving box 7 is taken out, one side of the door plate 19 is hinged with one side of the grinding box body 1, the other side of the door plate 19 is connected with the grinding box body 1 through a locking structure, and the locking structure is in the prior art, so long as the door plate 19 can be closed, and redundant description is omitted.

The driving mechanism comprises a driving motor fixedly arranged on the outer side of the grinding box body 1, the inner parts of the two grinding rollers 5 are fixedly connected with grinding rotating shafts 16, the end face of one end of one grinding rotating shaft 16 is fixedly connected with the output end of the driving motor, one end of the two grinding rotating shafts 16 is fixedly connected with gears, and the two gears are in meshed connection; when the driving mechanism works, one of the grinding rotating shafts 16 is driven to rotate mainly through the driving motor, so that the two gears rotate, and the grinding roller 5 is driven to rotate, so that coal is ground into powder through the grinding roller 5.

A material baffle plate 17 is arranged above the two grinding rotating shafts 16, and the two material baffle plates 17 are fixedly connected with the inner wall surface of the grinding box body 1; the baffle 17 is inclined, so that the coal splashed on the grinding rollers 5 can be well shielded, and is guided between the two grinding rollers 5 again.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a grinding device is smashed to coal, includes grinding box (1), its characterized in that: the top of the grinding box body (1) is fixedly provided with a crushing tank (2), the crushing tank (2) is composed of a crushing cylinder body (14) and a discharging cylinder body (15) fixedly connected with the bottom of the crushing cylinder body (14), the top of the crushing cylinder body (14) is fixedly provided with a crushing motor (3), the output end of the crushing motor (3) is fixedly connected with a crushing rotating shaft (8), the middle part of the crushing rotating shaft (8) is provided with a plurality of groups of rotating crushing mechanisms, the inside of the crushing cylinder body (14) is provided with fixed crushing mechanisms with the same number as the rotating crushing mechanisms, each group of rotary crushing mechanism consists of two rotary rods (10) and a plurality of rotary crushing blades (11) fixedly connected with two sides of the rotary rods (10), each group of fixed crushing mechanism consists of two fixed rods (9) and a plurality of fixed crushing blades (18) fixedly connected with one side of the fixed rods (9), the bottom of each crushing rotary shaft (8) is fixedly connected with a discharging screw (13), two grinding rollers (5) are arranged in the grinding box (1), the two grinding rollers (5) are powered by a driving mechanism, and a material collecting box (7) is arranged at the bottom in the grinding box (1).

2. The coal pulverizing and grinding apparatus as defined in claim 1, wherein: the driving mechanism comprises a driving motor fixedly arranged on the outer side of the grinding box body (1), grinding rotating shafts (16) are fixedly connected to the inner parts of the two grinding rollers (5), the end face of one end of one grinding rotating shaft (16) is fixedly connected with the output end of the driving motor, gears are fixedly connected to one ends of the two grinding rotating shafts (16), and the two gears are in meshed connection.

3. The coal pulverizing and grinding apparatus as defined in claim 2, wherein: and a striker plate (17) is arranged above the two grinding rotating shafts (16), and the two striker plates (17) are fixedly connected with the inner wall surface of the grinding box body (1).

4. The coal pulverizing and grinding apparatus as defined in claim 1, wherein: the bottom of the crushing rotating shaft (8) is fixedly provided with a plurality of groups of lower crushing blades (12), the lower crushing blades (12) are obliquely arranged, the bottom of the crushing cylinder (14) is conical, and the plurality of groups of lower crushing blades (12) are all positioned at the conical part of the crushing cylinder (14).

5. The coal pulverizing and grinding apparatus as defined in claim 1, wherein: one side at the top of the crushing cylinder (14) is provided with a feed hopper (4), and the top of the feed hopper (4) is provided with a cover body.

6. The coal pulverizing and grinding apparatus as defined in claim 1, wherein: the middle part of the grinding box body (1) is fixedly provided with a receiving hopper (6), the receiving hopper (6) is positioned between the two grinding rollers (5) and the receiving box (7), and one side of the bottom of the grinding box body (1) is provided with a door plate (19).

7. The coal pulverizing and grinding apparatus as defined in claim 1, wherein: the rotary crushing blades (11) on each group of rotary crushing mechanisms and the fixed crushing blades (18) on the corresponding fixed crushing mechanism are distributed in a staggered manner.