CN215465082U - Coking clean coal crusher - Google Patents

Abstract

The utility model discloses a coking clean coal crusher, which relates to the technical field of coking coal and comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a crushing box, the inner wall of the crushing box is fixedly connected with a crushing channel, the upper surface of the crushing channel is fixedly connected with two feed hoppers, the inner wall of the crushing channel is provided with a separation crushing part, a mixing crushing part and two anti-blocking parts, the separation crushing part, the mixing crushing part and the two anti-blocking parts are used for crushing coal, the upper surface of the bottom plate is fixedly connected with two conveyor belts, and the upper surface of the bottom plate is fixedly connected with two feed boxes. Undoubtedly, the problems that the easily broken strong caking coal such as fat coal and coking coal is too crushed, and the quality of coke is affected because a discharge port is often blocked by pulverized coal and water cannot be reasonably added into the coal can be caused.

Description

Coking clean coal crusher

Technical Field

The utility model relates to the technical field of coking coal, in particular to a coking clean coal crusher.

Background

The coke-oven plant adopts the combination of the principle of colloidal layer overlapping and the principle of interchangeability coal blending to guide coal blending, and the original coal blending process is that various coals are all sent to a pulverizer to be pulverized and then put into coking after being manually mixed according to a certain proportion.

However, in the conventional coal blending, all the coal types are mixed and then crushed. Easily-broken strong caking coal such as fat coal, coking coal and the like is undoubtedly caused to be excessively crushed, a discharge port is often blocked by pulverized coal, water cannot be reasonably added, a cake collapse accident can be caused to influence production, and the quality of coke can be further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a coking clean coal crusher, which has the effects of changing the original manual mixing crushing into pre-crushing and mixing crushing into one, preventing pulverized coal from blocking a discharge hole and adding water into coal at regular time and quantity, and solves the problem that all coal types are mixed and then crushed in the traditional coal blending. Undoubtedly, the problems that the easily broken strong caking coal such as fat coal and coking coal is too crushed, and the quality of coke is affected because a discharge port is often blocked by pulverized coal and water cannot be reasonably added into the coal can be caused.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a coking clean coal breaker, includes the bottom plate, the broken case of last fixed surface of bottom plate is connected with, the broken passageway of the broken inner wall fixedly connected with of case, two feeder hoppers of last fixed surface of broken passageway, the inner wall of broken passageway is provided with and is used for carrying out broken separation breaker, mixed breaker and two anti-clogging parts to the coal, two conveyer belts of the last fixed surface of bottom plate are connected with, two are gone into the two pan feeding casees of last fixed surface of bottom plate the equal fixedly connected with water pump in surface of pan feeding case, two the equal fixed intercommunication in surface of water pump has outlet pipe and inlet tube, two the inlet tube all communicates with outside water source, two the inside of pan feeding case all is provided with the broken part of preliminary treatment.

Optionally, the separation crushing part comprises a first rotating shaft and a second rotating shaft which are connected with the inner wall of the crushing channel in a rotating mode through a fixed shaft, the first surface of the first rotating shaft is fixedly connected with a first crushing disc, the second surface of the second rotating shaft is fixedly connected with a second crushing disc, the first inner wall of the crushing channel is fixedly connected with a first crushed block and a second crushed block, and the diameter of the first crushed disc is smaller than that of the second crushed disc.

Optionally, mix broken part including fixed connection in the motor of broken incasement wall, the surface of broken passageway is seted up and is used for motor drive axle passes and the dead axle rotates the through-hole one of being connected with it, motor drive axle's fixed surface is connected with broken axle, the tip of broken axle with the inner wall dead axle of broken passageway rotates and is connected, crushing tooth has been seted up on the surface of broken axle.

Optionally, prevent that the jam part includes the filter screen, the opening has been seted up on the surface of broken passageway, filter screen fixed connection be in the open-ended inner wall, the fixed surface of broken axle is connected with the gear, the inner wall fixedly connected with slide bar of broken passageway, the surperficial slip of slide bar has cup jointed tooth piece, the surface of tooth piece with the common fixedly connected with spring of inner wall of broken passageway, the fixed surface of tooth piece is connected with the striker.

Optionally, the pretreatment crushing part comprises two cylinders respectively fixedly connected to two sides of the inner wall of the feeding box, and the surfaces of the push rod parts of the two cylinders are fixedly connected with crushing plates.

Optionally, the upper surface of the bottom plate is provided with a trolley, and the first crushing disc and the second crushing disc are both cast by adopting a chromium-molybdenum-manganese-nickel-copper high alloy.

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

firstly, the utility model uniformly crushes coal into coal with smaller volume by respectively adding coal which is easy to crush and coal which is not easy to crush into two feeding boxes and driving two crushing plates to move oppositely by starting the air cylinder, and water is added into the feeding boxes at regular time and quantity by controlling the water pump by the external controller, so that the accident of 'cake collapse' can be prevented and the quality of coke is improved,

secondly, the coal crushed by the coal crusher is conveyed to the surface of the first crushing disc under the action of the conveyor belt, and the coal which is not easy to crush is conveyed to the surface of the second crushing disc.

After the crushing is finished, the coal which is not easy to crush and the coal which is easy to crush are mixed and fall on the surface of the crushing shaft, and the crushing shaft is driven to rotate by starting the motor, so that the coal can be mixed and crushed through the crushing shaft.

In the process of mixed crushing, the gear is driven to rotate by the rotation of the crushing shaft, the tooth block is driven to move downwards by the rotation of the gear, the impact rod is driven to move downwards by the downward movement of the tooth block, a first tooth on the gear, which drives the tooth block to move downwards, is disengaged from the tooth block due to the rotation of the gear, and a second tooth on the gear is engaged with the tooth block.

Drawings

FIG. 1 is an isometric view of a structure of the present invention;

FIG. 2 is a front cross-sectional view of the structure of the present invention;

fig. 3 is a side view of the crushing shaft, gear, tooth block, spring, striker rod, slide rod and crushing channel structure of the present invention.

In the figure: 1. a base plate; 2. a crushing box; 3. a crushing channel; 4. a feed hopper; 5. a first rotating shaft; 6. a crushing disc I; 7. crushing a first fragment; 8. a second rotating shaft; 9. a second crushing disc; 10. crushing a second fragment; 11. a conveyor belt; 12. feeding into a box; 13. a cylinder; 14. a breaker plate; 15. a water pump; 16. a water outlet pipe; 17. a water inlet pipe; 18. a motor; 19. a crushing shaft; 20. a gear; 21. a tooth block; 22. a spring; 23. a striker bar; 24. a filter screen; 25. a slide bar; 26. a trolley is provided.

Detailed Description

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a coking clean coal crusher comprises a bottom plate 1, a crushing box 2 is fixedly connected with the upper surface of the bottom plate 1, a crushing channel 3 is fixedly connected with the inner wall of the crushing box 2, two feed hoppers 4 are fixedly connected with the upper surface of the crushing channel 3, a separating and crushing part for crushing coal is arranged on the inner wall of the crushing channel 3, mix broken part and two and prevent blockking up parts, two conveyer belts 11 of the last fixed surface of bottom plate 1, two pan feeding casees 12 of the last fixed surface of bottom plate 1, the equal fixedly connected with water pump 15 in surface of two pan feeding casees 12, the equal fixed intercommunication in surface of two water pumps 15 has outlet pipe 16 and inlet tube 17, two inlet tubes 17 all communicate with outside water source, the inside of two pan feeding casees 12 all is provided with the broken part of preliminary treatment, traditional coal blending mode adopts the crushing mode of nondifferential, smash again after mixing all coal types. Easily-broken strong caking coal such as fat coal, coking coal and the like is undoubtedly crushed too much, the caking property of the strong caking coal is influenced by the excessive crushing, and meanwhile, some difficultly-crushed caking coal cannot be fully crushed. This produces adverse effect to the quality award of coke, so through adding easy broken coal and difficult broken coal respectively to two pan feeding casees 12, through the effect of separation breaker, can smash the effect to certain degree to easy broken coal and difficult broken coal self, can not cause easy broken coal to be smashed into the very little state of granule, also can not cause difficult broken coal to be smashed into the very big state of granule, through the effect of mixing breaker, can mix breakage, through the effect of anti-clogging part, can prevent that the position of ejection of compact from being blockked up by coal or the buggy that the coal produced when broken, can be broken into the tiny particle to the bold coal through preliminary treatment breaker, slow down follow-up broken pressure, and regularly quantitative through controller control water pump 15 with adding when broken, can improve the quality of coal.

In order to separate and crush the coal which is easy to crush and the coal which is not easy to crush, further, the separation crushing part comprises a first rotating shaft 5 and a second rotating shaft 8 which are fixedly connected with the inner wall of the crushing channel 3 in a fixed shaft rotating mode, a first crushing disc 6 is fixedly connected to the surface of the first rotating shaft 5, a second crushing disc 9 is fixedly connected to the surface of the second rotating shaft 8, a first crushing block 7 and a second crushing block 10 are fixedly connected to the inner wall of the crushing channel 3, the diameter of the first crushing disc 6 is smaller than that of the second crushing disc 9, the coal which is easy to crush is conveyed to the surface of the first crushing disc 6 under the action of a conveyor belt 11, the coal which is not easy to crush is conveyed to the surface of the second crushing disc 9, the first crushing disc 6 is smaller than the second crushing disc 9, the crushing effect of the second crushing disc 9 is better, and the coal which is easy to crush and passes through the second crushing disc 6 can achieve the effect of crushing to a certain degree, the coal which is easy to crush can not be crushed into a state of small particles, and the coal which is not easy to crush can not be crushed into a state of large particles.

In order to carry out the mixing and crushing after the separation and crushing are finished, furthermore, the mixing and crushing part comprises a motor 18 fixedly connected to the inner wall of the crushing box 2, a first through hole is formed in the surface of the crushing channel 3 and used for enabling a driving shaft of the motor 18 to penetrate through and be rotatably connected with the fixed shaft of the motor, a crushing shaft 19 is fixedly connected to the surface of the driving shaft of the motor 18, the end of the crushing shaft 19 is rotatably connected with the fixed shaft of the inner wall of the crushing channel 3, crushing teeth are formed in the surface of the crushing shaft 19, after the crushing is finished, coal which is not easy to crush and coal which is easy to crush are mixed and fall on the surface of the crushing shaft 19, the crushing shaft 19 is driven to rotate by starting the motor 18, and the mixing and crushing can be carried out through the crushing shaft 19.

In order to prevent the filter screen 24 from being blocked and causing abnormal discharging during crushing, further, the anti-blocking component comprises the filter screen 24, the surface of the crushing channel 3 is provided with an opening, the filter screen 24 is fixedly connected with the inner wall of the opening, the surface of the crushing shaft 19 is fixedly connected with a gear 20, the inner wall of the crushing channel 3 is fixedly connected with a slide rod 25, the surface of the slide rod 25 is slidably sleeved with a tooth block 21, the surface of the tooth block 21 and the inner wall of the crushing channel 3 are jointly and fixedly connected with a spring 22, the surface of the tooth block 21 is fixedly connected with a striking rod 23, the gear 20 is driven to rotate by the rotation of the crushing shaft 19, the tooth block 21 is driven to move downwards by the rotation of the gear 20, the striking rod 23 is driven to move downwards by the downward movement of the tooth block 21, and the first tooth on the gear 20, which drives the tooth block 21 to move downwards, can be disengaged from the tooth block 21 due to the rotation of the gear 20, subsequently, the second tooth on the gear 20 is meshed with the tooth block 21, in the process, a certain gap exists between the first tooth and the second tooth, the tooth block 21 needs to be driven to move upwards due to the action of the spring 22, so that the gear 20 drives the tooth block 21 to move downwards, the spring 22 drives the tooth block 21 to move upwards, the reciprocating motion is realized, the tooth block 21 is subjected to vertical vibration motion on the slide rod 25, the impact rod 23 is driven to vibrate vertically, the surface of the filter screen 24 is vibrated, and the filter screen 24 can be prevented from being blocked by vibration on the surface of the filter screen 24.

In order to carry out the preliminary treatment breakage to the coal, alleviate subsequent broken pressure, it is further, the broken part of preliminary treatment includes two cylinders 13 of difference fixed connection in pan feeding case 12 inner wall both sides, and the equal fixedly connected with crushing plate 14 in surface of two cylinders 13 push-rod portions adds respectively to two pan feeding cases 12 through the coal that will be easy broken and the coal that is difficult for breakage, through starting cylinder 13, drives two crushing plates 14 and moves in opposite directions, carries out the unified breakage to the coal earlier and becomes the less coal of volume.

In order to improve the crushing strength and facilitate material collection, the upper surface of the bottom plate 1 is further provided with a trolley 26, and the first crushing disc 6 and the second crushing disc 9 are both cast by adopting chromium-molybdenum-manganese-nickel-copper high alloy.

The working principle is as follows: when the coking clean coal crusher is used, the traditional coal blending mode adopts an undifferentiated crushing mode, and all coal types are mixed and then crushed. Easily-broken strong caking coal such as fat coal, coking coal and the like is undoubtedly crushed too much, the caking property of the strong caking coal is influenced by the excessive crushing, and meanwhile, some difficultly-crushed caking coal cannot be fully crushed. The coal which is easy to crush and the coal which is not easy to crush are respectively added into two feeding boxes 12, two crushing plates 14 are driven to move oppositely by starting a cylinder 13, the coal is uniformly crushed into the coal with smaller volume, water is added into the feeding boxes 12 in a timed and quantitative manner by controlling a water pump 15 through an external controller, the coal can be prevented from cake collapse accidents and the quality of the coke is improved, the crushed coal falls on a conveyor belt 11, the coal which is easy to crush is conveyed to the surface of a crushing disc I6 through the action of the conveyor belt 11, the coal which is not easy to crush is conveyed to the surface of a crushing disc II 9, and the coal which is not easy to crush is conveyed to the surface of the crushing disc II 9 because the crushing disc I6 is smaller than the crushing disc II 9 and the crushing effect of the crushing disc II 9 is better, so the coal which is easy to crush through the crushing disc I6 and the coal which passes through the crushing disc II 9, the effect of self-crushing to a certain degree can be achieved, the coal which is easy to crush can not be crushed into a state with small particles, and the coal which is not easy to crush can not be crushed into a state with large particles;

after the crushing is finished, the coal which is not easy to crush and the coal which is easy to crush are mixed and fall on the surface of the crushing shaft 19, the crushing shaft 19 is driven to rotate by starting the motor 18, the crushing shaft 19 can be used for mixing and crushing, in the process of mixing and crushing, the gear 20 is driven to rotate by the rotation of the crushing shaft 19, the gear 20 is driven to rotate, the tooth block 21 is driven to move downwards, the impact rod 23 is driven to move downwards by the downward movement of the tooth block 21, the tooth which drives the tooth block 21 to move downwards on the gear 20 is separated from the tooth block 21 due to the rotation of the gear 20, the second tooth on the gear 20 is meshed with the tooth block 21, a certain gap exists between the first tooth and the second tooth in the process, the tooth block 21 is driven to move upwards by the action of the spring 22, so that the gear 20 drives the tooth block 21 to move downwards, the spring 22 drives the tooth block 21 to move upwards, so reciprocal, tooth piece 21 is trembles the motion from top to bottom on slide bar 25 to drive striking rod 23 trembles from top to bottom, trembles the surface of filter screen 24, through the tremble to the surface of filter screen 24, can prevent that filter screen 24 from blockking up.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A coking clean coal crusher comprises a bottom plate (1), and is characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a crushing box (2), the inner wall of the crushing box (2) is fixedly connected with a crushing channel (3), the upper surface of the crushing channel (3) is fixedly connected with two feed hoppers (4), the inner wall of the crushing channel (3) is provided with a separating crushing component, a mixing crushing component and two anti-clogging components for crushing coal, the upper surface of bottom plate (1) is fixedly connected with two conveyer belts (11), the upper surface of bottom plate (1) is fixedly connected with two pan feeding casees (12), two the equal fixedly connected with water pump (15) in surface of pan feeding case (12), two the equal fixed intercommunication in surface of water pump (15) has outlet pipe (16) and inlet tube (17), two inlet tube (17) all communicates with outside water source, two the inside of pan feeding case (12) all is provided with preliminary treatment broken piece.

2. The coking clean coal crusher of claim 1, characterized in that: the separation crushing part comprises a first rotating shaft (5) and a second rotating shaft (8) which are rotatably connected with each other through a fixed shaft, wherein the first rotating shaft (5) and the second rotating shaft (8) are arranged on the inner wall of the crushing channel (3), the first rotating shaft (5) is fixedly connected with a first crushing disc (6), the second rotating shaft (8) is fixedly connected with a second crushing disc (9), the first crushing disc (7) and the second crushing block (10) are fixedly connected with the inner wall of the crushing channel (3), and the diameter of the first crushing disc (6) is smaller than that of the second crushing disc (9).

3. The coking clean coal crusher of claim 2, characterized in that: mix broken part including fixed connection in motor (18) of broken case (2) inner wall, the surface of broken passageway (3) is seted up and is used for motor (18) drive shaft passes and the dead axle rotates the through-hole of being connected with it, the fixed surface of motor (18) drive shaft is connected with broken axle (19), the tip of broken axle (19) with the inner wall dead axle of broken passageway (3) rotates and is connected, crushing tooth has been seted up on the surface of broken axle (19).

4. The coking clean coal crusher of claim 3, characterized in that: the anti-blocking component comprises a filter screen (24), an opening is formed in the surface of the crushing channel (3), the filter screen (24) is fixedly connected to the inner wall of the opening, a gear (20) is fixedly connected to the surface of the crushing shaft (19), a slide rod (25) is fixedly connected to the inner wall of the crushing channel (3), a tooth block (21) is sleeved on the surface of the slide rod (25) in a sliding mode, the surface of the tooth block (21) is fixedly connected with a spring (22) jointly through the inner wall of the crushing channel (3), and a striking rod (23) is fixedly connected to the surface of the tooth block (21).

5. The coking clean coal crusher of claim 4, characterized in that: the pretreatment crushing part comprises two cylinders (13) which are respectively and fixedly connected to two sides of the inner wall of the feeding box (12), and crushing plates (14) are fixedly connected to the surfaces of push rod parts of the two cylinders (13).

6. The coking clean coal crusher according to any one of claims 2, 3 or 4, characterized in that: the upper surface of the bottom plate (1) is provided with a trolley (26), and the first crushing disc (6) and the second crushing disc (9) are both cast by adopting chromium-molybdenum-manganese-nickel-copper high alloy.

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