CN216573549U

CN216573549U - High-precision coal mining production coal washing device with screening mechanism

Info

Publication number: CN216573549U
Application number: CN202123158728.1U
Authority: CN
Inventors: 叶礼林
Original assignee: Linyi Yongshun Machinery Co ltd
Current assignee: Linyi Yongshun Machinery Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-05-24
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a high-precision coal mining production coal washing device with a screening mechanism, which comprises a base, wherein the top end of the base is fixedly connected with a feeding mechanism and a particle screening mechanism from left to right, the outer side of the feeding mechanism is fixedly connected with an ash removing mechanism, the top end of the right side of the base is fixedly connected with a flow distribution box, and the left side of the top end of the flow distribution box and the left side and the right side of the bottom end of the flow distribution box are respectively abutted with a conveying mechanism. The utility model relates to the field of coal washing screens. Coal is intensively stored in the aggregate box, the auger pipe, the auger rod and the auger motor are used for controlling the coal washing sieve amount, the coal washing sieve efficiency of the device is improved, coal screening with different granularity sizes is realized through the particle screening mechanism, and the coal washing sieve quality is improved. The problems that the single coal washing efficiency of the existing high-precision coal mining production coal washing device with the screening mechanism is limited, the efficiency is low, coal with different particle sizes can not be screened and dust fall protection is lacked are solved.

Description

High-precision coal mining production coal washing device with screening mechanism

Technical Field

The utility model relates to the field of coal washing, in particular to a high-precision coal mining production coal washing device with a screening mechanism.

Background

In the coal mining process, waste materials with low calorific value such as waste rocks in coal are usually washed and screened, so that the utilization rate and the calorific value of the coal are improved, the transportation cost of the waste rocks is reduced, the heating efficiency of the coal is improved, and the washed and screened coal gangue can be used as light aggregate of waste rock cement and commercial concrete.

The prior patent (publication number: CN107952579B) discloses a CN107952579B, which automatically pours coal into a screening box for screening when a certain amount of coal is fed on a feeding plate, the proper amount of coal added each time can not affect the vibration of a mesh screen and the turning effect of the coal on the mesh screen, and can ensure higher screening efficiency. In the process of implementing the utility model, the following problems in the prior art are found to be at least not solved: 1. the device can only realize batch coal feeding operation in the coal washing process, can continuously feed coal after the coal screening is completely finished by the screening box, and has limited coal washing and screening quantity and low coal washing efficiency; 2. the device can not remove coal gangue after grading screening of coal with different particle sizes, and the washing and screening efficiency is low; 3. the device does not have dustproof safeguard measure at reinforced in-process, and coal can produce a large amount of dust on the way washing sieve transportation, and serious polluted environment needs to wash the regional dust fall operation environmental protection that carries on of sieve to coal.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a high-precision coal mining production coal washing device with a screening mechanism, and solves the problems that the single coal washing efficiency of the existing high-precision coal mining production coal washing device with the screening mechanism is limited, the efficiency is low, coal with different particle sizes cannot be screened, and dust fall protection is lacked.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a high accuracy coal mining production coal washing device with divide screen mechanism, includes the base, the top of base is fixedly connected with feeding mechanism and granule screening mechanism respectively from a left side to the right side, feeding mechanism's outside fixedly connected with ash removal mechanism.

The right side top fixedly connected with reposition of redundant personnel case of base, the top left side of reposition of redundant personnel case and the bottom left side and the right side of reposition of redundant personnel case have all been contradicted transport mechanism, the inboard fixedly connected with flow distribution plate of reposition of redundant personnel case, clean coal export and waste rock export have been seted up respectively to the bottom left side and the right side of reposition of redundant personnel case.

Transport mechanism includes the conveyer belt, the right side bottom of conveyer belt is contradicted in the top left side of reposition of redundant personnel case, the inboard swing joint of conveyer belt has the guide pulley, the outside swing joint of guide pulley has first pillar, the outside of first pillar is contradicted in the bottom left side and the right side of reposition of redundant personnel case, the bottom fixed connection of first pillar is on the top right side of base, the inboard fixedly connected with driving motor in top of first pillar, driving motor's output passes through belt drive and connects the front side middle part at the guide pulley.

Preferably, the right side of the top end of the flow distribution box is fixedly connected with a splash guard, and the top end of the flow distribution box is provided with a feeding hole.

Preferably, feeding mechanism includes the second pillar, the bottom fixed connection of second pillar is in the top left side of base, the top fixedly connected with of second pillar case that gathers materials, the connecting pipe has been run through on the bottom right side of case that gathers materials, the auger pipe has been run through on the right side of connecting pipe, the outside fixedly connected with third pillar of auger pipe, the inboard swing joint of auger pipe has the auger rod, the bottom of auger rod runs through inboard to the outside at the auger pipe, the bottom fixedly connected with flood dragon motor of auger rod, the bottom fixed connection of flood dragon motor is in the bottom of flood dragon pipe, the top outside of auger pipe is run through there is the conveying pipe.

Preferably, the conveying pipe is made of a telescopic pipe, and the top end of the conveying pipe penetrates through the outer side to the inner side of the auger pipe.

Preferably, granule screening mechanism is including the sieve case, the bottom fixed connection of sieve case is at the top middle part of base, the top left side fixed connection of sieve case is at the left end of conveying pipe, the top fixedly connected with vibrating motor of sieve case, the inboard swing joint in top of sieve case has the eccentric shaft, vibrating motor's output passes through belt drive and connects the right side at the eccentric shaft, the inner wall of sieve case is from last to first screen cloth and the second screen cloth of fixedly connected with down in proper order, the export of big granule has been seted up on the right side of sieve case, the export of well granule has been seted up to the rear side of sieve case, the export of small granule has been seted up to the bottom of sieve case, the bottom of first screen cloth is contradicted in the inboard of big granule export, the bottom of second screen cloth contradicts in the inboard of well granule export, the outside fixedly connected with guide board of big granule export.

Preferably, the bottom end of the screen box is fixedly connected with a buffer spring, and the bottom end of the buffer spring is fixedly connected to the middle of the top end of the base.

Preferably, the quantity of guide board has three totally, three the top of guide board conflicts respectively in the outside of the export of big granule, medium granule and the outside of granule export, three the outside of guide board all conflicts at the conveyer belt top.

Preferably, the ash removing mechanism includes the water tank, the outside fixed connection of water tank is in the outside of second pillar, the bottom fixedly connected with outlet pipe of water tank, the bottom fixedly connected with water pump of outlet pipe, the bottom fixed connection of water pump is on the left of the top of base, the output fixedly connected with raceway of water pump, the top fixedly connected with baffle-box of raceway, the outside fixedly connected with shower nozzle of baffle-box, the top of baffle-box is fixed connection inboard in the top of the case that gathers materials and the top of sieve case respectively, the right side fixed connection of baffle-box is on the top right side of reposition of redundant personnel case.

Preferably, the top end of the water conveying pipe penetrates through the outer side to the inner side of the top end of the material collecting box respectively, the top end of the water conveying pipe penetrates through the outer side to the inner side of the top end of the screen box, and the outer side of the top end of the water conveying pipe is fixedly connected to the outer side of the right end of the flow dividing box.

Advantageous effects

The utility model provides a high-precision coal mining production coal washing device with a screening mechanism. Compared with the prior art, the method has the following beneficial effects:

(1) the high-precision coal mining production coal washing device with the screening mechanism realizes continuous coal washing through the base, the feeding mechanism, the second support, the collecting box, the connecting pipe, the auger pipe, the third support, the auger rod, the auger motor and the conveying pipe, coal is stored in the collecting box in a concentrated mode, the auger pipe is used, the auger rod and the auger motor realize coal washing screen amount control of the device, and coal washing screen efficiency of the device is improved.

(2) This high accuracy coal mining production coal washing device with divide sieve mechanism passes through granule screening mechanism, the sieve case, vibrating motor, the eccentric shaft, first screen cloth, the second screen cloth, big granule export, well grain export, the export of granule, guide board and transport mechanism realize the device and screen the coal of different granularity size, through washing the sieve to different granularity coal, separate the conveying to the reposition of redundant personnel case with the coal of different granularity sizes through transport mechanism with its reposition of redundant personnel and screen in the reposition of redundant personnel case, improve the quality of washing sieve of coal.

(3) This high accuracy coal mining production coal washing device with divide screen mechanism passes through dust removal mechanism, water tank, outlet pipe, water pump, raceway, baffle-box and shower nozzle and realizes the dust removal protection of device, through concentrating coal and sealing the inboard at the case that gathers materials, auger pipe and screen box, through spraying water dust removal in reposition of redundant personnel case department, realizes that the device is to the dust removal and the cooling of coal and handle, reduces the raise dust production of device when washing screen coal.

Drawings

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

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

FIG. 3 is a front view of the water delivery tube structure of the present invention;

FIG. 4 is a front view of the surge tank structure of the present invention;

fig. 5 is a perspective view of the eccentric shaft structure of the present invention.

In the figure: 1. a base; 2. a feeding mechanism; 21. a second support; 22. a material collecting box; 23. a connecting pipe; 24. a packing auger pipe; 25. a third support; 26. a screw rod; 27. a flood dragon motor; 28. a transfer tube; 3. a particle screening mechanism; 31. a screen box; 32. a vibration motor; 33. an eccentric shaft; 34. a first screen; 35. a second screen; 36. a large particle outlet; 37. a medium particle outlet; 38. a small particle outlet; 39. a guide plate; 4. a dust removing mechanism; 41. a water tank; 42. a water outlet pipe; 43. a water pump; 44. a water delivery pipe; 45. a buffer tank; 46. a spray head; 5. a shunt box; 6. a transport mechanism; 61. a conveyor belt; 62. a guide wheel; 63. a first support; 64. a drive motor; 7. a flow distribution plate; 8. a clean coal outlet; 9. and (5) discharging gangue.

Detailed Description

Referring to fig. 1-5, a high-precision coal mining production coal washing device with a screening mechanism comprises a base 1, wherein the top end of the base 1 is fixedly connected with a feeding mechanism 2 and a particle screening mechanism 3 from left to right, and the outer side of the feeding mechanism 2 is fixedly connected with an ash removing mechanism 4.

Base 1's right side top fixedly connected with flow distribution box 5, the top left side of flow distribution box 5 and the bottom left side and the right side of flow distribution box 5 have all contradicted transport mechanism 6, and flow distribution box 5's inboard fixedly connected with flow distribution plate 7, clean coal export 8 and waste rock export 9 have been seted up respectively to flow distribution box 5's bottom left side and right side.

Transport mechanism 6 includes conveyer belt 61, the conflict of conveyer belt 61's right side bottom is on the left of the top of flow divider box 5, the inboard swing joint of conveyer belt 61 has guide pulley 62, the outside swing joint of guide pulley 62 has first pillar 63, the conflict of the outside of first pillar 63 is on the left of the bottom of flow divider box 5 and right side, the bottom fixed connection of first pillar 63 is on the top right side of base 1, the inboard fixedly connected with driving motor 64 in top of first pillar 63, driving motor 64's output passes through belt drive and connects the front side middle part at guide pulley 62.

In the utility model, the right side of the top end of the flow distribution box 5 is fixedly connected with a splash guard, and the top end of the flow distribution box 5 is provided with a feeding hole. It should be noted that the screened large gangue is prevented from splashing and hurting people, the splash guard is arranged to intercept the large gangue with larger volume output from the large gangue outlet 36 in the diversion box 5, the large gangue is discharged through the gangue outlet 9, and the conveying mechanism 6 at the bottom of the diversion box 5 is used for conveying the cleaned clean coal and gangue to a specified stacking area respectively.

According to the utility model, the feeding mechanism 2 comprises a second support column 21, the bottom end of the second support column 21 is fixedly connected to the left side of the top end of the base 1, the top end of the second support column 21 is fixedly connected with a material collecting box 22, a connecting pipe 23 penetrates through the right side of the bottom end of the material collecting box 22, an auger pipe 24 penetrates through the right side of the connecting pipe 23, a third support column 25 is fixedly connected to the outer side of the auger pipe 24, an auger rod 26 is movably connected to the inner side of the auger pipe 24, the bottom end of the auger rod 26 penetrates through the inner side to the outer side of the auger pipe 24, an auger motor 27 is fixedly connected to the bottom end of the auger rod 26, the bottom end of the auger motor 27 is fixedly connected to the bottom end of the auger pipe, and a conveying pipe 28 penetrates through the outer side of the top end of the auger pipe 24. It should be noted that continuous screen washing of the device is realized through the feeding mechanism 2, and the screen washing amount of coal of the device is controlled through the flood dragon motor 27 and the auger rod 26, so that the screen washing efficiency of the device is improved.

In the utility model, the conveying pipe 28 is made of a telescopic pipe, and the top end of the conveying pipe 28 penetrates through the outer side to the inner side of the auger pipe 24.

In the utility model, the particle screening mechanism 3 comprises a screen box 31, the bottom end of the screen box 31 is fixedly connected to the middle part of the top end of the base 1, the left side of the top end of the screen box 31 is fixedly connected to the right end of the conveying pipe 28, the top end of the screen box 31 is fixedly connected with a vibration motor 32, the inner side of the top end of the screen box 31 is movably connected with an eccentric shaft 33, the output end of the vibration motor 32 is connected to the right side of the eccentric shaft 33 through belt transmission, the inner wall of the screen box 31 is fixedly connected with a first screen 34 and a second screen 35 from top to bottom in sequence, the right side of the screen box 31 is provided with a large particle outlet 36, the rear side of the screen box 31 is provided with a medium particle outlet 37, the bottom of the screen box 31 is provided with a small particle outlet 38, the bottom end of the first screen 34 abuts against the inner side of the large particle outlet 36, the bottom end of the second screen 35 abuts against the inner side of the medium particle outlet 37, and the outer side of the large particle outlet 36 is fixedly connected with a guide plate 39. It should be noted that, coal with different particle sizes is screened, screening is completed through the first screen 34 and the second screen 35, the screened coal is divided into large particles, medium particles and small particles respectively pass through the large particle outlet 36, the medium particle outlet 37 and the small particle outlet 38, pass through the conveyor belt 61 which is in contact with the outer side of the guide plate 39, and are conveyed to the diversion box 5 through the conveying mechanism 6, acceleration is provided for the large particles of coal, the medium particles of coal and the small particles of coal before leaving the conveyor belt 61, and fine coal and gangue are screened by utilizing the kinetic energy difference of the fine coal and gangue under the same size and different densities.

In the utility model, the bottom end of the screen box 31 is fixedly connected with a buffer spring, and the bottom end of the buffer spring is fixedly connected to the middle part of the top end of the base 1.

In the present invention, the number of the guide plates 39 is three in total, the top ends of the three guide plates 39 respectively abut against the outer sides of the large particle outlet 36, the medium particle outlet 37 and the small particle outlet 38, and the outer sides of the three guide plates 39 all abut against the top end of the conveyor belt 61. It should be noted that the conveying mechanism 6 outside the guide plate 39 is used for accelerating and conveying large-grain coal, medium-grain coal and small-grain coal to the diversion box 5 for fine coal and gangue screening.

In the utility model, the ash removing mechanism 4 comprises a water tank 41, the outer side of the water tank 41 is fixedly connected to the outer side of the second support column 21, the bottom end of the water tank 41 is fixedly connected with a water outlet pipe 42, the bottom end of the water outlet pipe 42 is fixedly connected with a water pump 43, the bottom end of the water pump 43 is fixedly connected to the left side of the top end of the base 1, the output end of the water pump 43 is fixedly connected with a water delivery pipe 44, the top end of the water delivery pipe 44 is fixedly connected with a buffer tank 45, the outer side of the buffer tank 45 is fixedly connected with a spray head 46, the top of the buffer tank 45 is respectively fixedly connected to the inner side of the top end of the collecting box 22 and the inner side of the top end of the sieve box 31, and the right side of the buffer tank 45 is fixedly connected to the right side of the top end of the flow dividing box 5. It should be noted that pressurized water flow is provided through the water tank 41 and the water pump 43, dust removal is performed on the device through the spray nozzle 46, water spraying and dust removal are performed on the inner sides of the material collecting box 22, the sieve box 31 and the flow dividing box 5, and the condition that a large amount of dust generated in the coal washing and sieving process pollutes the environment is avoided.

In the utility model, the top end of the water pipe 44 penetrates from the outer side to the inner side of the top end of the material collecting box 22, the top end of the water pipe 44 penetrates from the outer side to the inner side of the top end of the screen box 31, and the outer side of the top end of the water pipe 44 is fixedly connected with the outer side of the right end of the flow dividing box 5.

When the device is used, coal to be screened is intensively placed on the inner side of the collecting box 22, the ash removing mechanism 4 is started, pressurized water flow is provided through the water tank 41 and the water pump 43, dust is removed for the device through the spray nozzle 46, water is sprayed on the inner sides of the collecting box 22, the screen box 31 and the flow dividing box 5 for dust removal, the coal is prevented from generating a large amount of dust to pollute the environment in the coal screening process, the coal enters the inner side of the auger pipe 24 through the connecting pipe 23, the auger motor 27 is started, the coal is lifted to the inner side of the conveying pipe 28 through the auger rod 26, the coal enters the particle screening mechanism 3 through the conveying pipe 28, the vibration motor 32 is started, the eccentric shaft 33 connected through belt transmission is opened for rotation, the screen box 31 starts to vibrate, the coal with different particle sizes passes through the first screen 34 and the second screen 35, the screened coal with different particle sizes respectively passes through the large particle outlet 36, the medium particle outlet 37 and the small particle outlet 38, guided by the guide plate 39, enter the conveying mechanism 6, the driving motor 64 is started, large-grain coal, medium-grain coal and small-grain coal are conveyed to the diversion box 5 through the conveying belt 61 respectively, the quality of clean coal is lower than that of gangue under the condition that the densities of clean coal and gangue are different and the sizes of particles are similar, when the clean coal and the gangue leave the conveying belt 61 and enter the diversion box 5, the momentum of the clean coal is lower than that of the gangue, so that the gangue falls into the gangue outlet 9 on the right side of the diversion box 5, the clean coal enters the clean coal outlet 8 on the left side of the diversion box 5, the clean coal outlet 8 and the gangue outlet 9 are isolated by the diversion plate 7, the gangue and the clean coal are prevented from being mixed, the washing quality of the coal is improved, and the cleaned clean coal and gangue are conveyed to a specified stacking area through the conveying mechanism 6.

Claims

1. The utility model provides a high accuracy coal mining production coal washing device with divide sieve mechanism, includes the base, its characterized in that: the top end of the base is fixedly connected with a feeding mechanism and a particle screening mechanism from left to right, and the outer side of the feeding mechanism is fixedly connected with an ash removing mechanism;

the top end of the right side of the base is fixedly connected with a shunt box, the left side of the top end of the shunt box and the left side and the right side of the bottom end of the shunt box are both butted with a conveying mechanism, the inner side of the shunt box is fixedly connected with a shunt plate, and the left side and the right side of the bottom end of the shunt box are respectively provided with a clean coal outlet and a gangue outlet;

2. The high-precision coal mining production coal washing device with the screening mechanism is characterized in that: the right side of the top end of the flow distribution box is fixedly connected with a splash guard, and the top end of the flow distribution box is provided with a feeding hole.

3. The high-precision coal mining production coal washing device with the screening mechanism according to claim 1, characterized in that: feeding mechanism includes the second pillar, the bottom fixed connection of second pillar is in the top left side of base, the top fixedly connected with case that gathers materials of second pillar, the connecting pipe has been run through on the bottom right side of case that gathers materials, the auger pipe has been run through on the right side of connecting pipe, the outside fixedly connected with third pillar of auger pipe, the inboard swing joint of auger pipe has the auger rod, the inboard to the outside at the auger pipe is run through to the bottom of auger rod, the bottom fixedly connected with flood dragon motor of auger rod, the bottom fixed connection of flood dragon motor is in the bottom of flood dragon pipe, the top outside of auger pipe is run through there is the conveying pipe.

4. The high-precision coal mining production coal washing device with the screening mechanism is characterized in that: the conveying pipe is made of a telescopic pipe, and the top end of the conveying pipe penetrates through the outer side to the inner side of the auger pipe.

5. The high-precision coal mining production coal washing device with the screening mechanism is characterized in that: granule screening mechanism is including the sieve case, the bottom fixed connection of sieve case is at the top middle part of base, the top left side fixed connection of sieve case is at the left end of conveying pipe, the top fixedly connected with vibrating motor of sieve case, the inboard swing joint in top of sieve case has the eccentric shaft, vibrating motor's output passes through belt drive and connects the right side at the eccentric shaft, the inner wall of sieve case is from last to first screen cloth and the second screen cloth of fixedly connected with down in proper order, big grain export has been seted up on the right side of sieve case, the rear side of sieve case is seted up and is equipped with the export of medium grain, the export of small-sized grain has been seted up to the bottom of sieve case, the inboard at big grain export is contradicted to the bottom of first screen cloth, the inboard at the export of medium grain is contradicted to the bottom of second screen cloth, the outside fixedly connected with guide board of big grain export.

6. The high-precision coal mining production coal washing device with the screening mechanism is characterized in that: the bottom fixedly connected with buffer spring of sieve case, and buffer spring's bottom fixed connection is at the top middle part of base.

7. The high-precision coal mining production coal washing device with the screening mechanism is characterized in that: the quantity of guide board has three totally, three the top of guide board is contradicted respectively in the outside of the export of big granule export, medium granule export and the outside of granule export, three the outside of guide board all contradicts on the conveyer belt top.

8. The high-precision coal mining production coal washing device with the screening mechanism is characterized in that: the ash removal mechanism includes the water tank, the outside fixed connection of water tank is in the outside of second pillar, the bottom fixedly connected with outlet pipe of water tank, the bottom fixedly connected with water pump of outlet pipe, the bottom fixed connection of water pump is on the left of the top of base, the output fixedly connected with raceway of water pump, the top fixedly connected with baffle-box of raceway, the outside fixedly connected with shower nozzle of baffle-box, fixed connection is inboard in the top of the case that gathers materials and the top of sieve case respectively at the top of baffle-box, the right side fixed connection of baffle-box is on the top right side of reposition of redundant personnel case.

9. The high-precision coal mining production coal washing device with the screening mechanism is characterized in that: the top end of the water conveying pipe penetrates through the outer side to the inner side of the top end of the material collecting box respectively, the top end of the water conveying pipe penetrates through the outer side to the inner side of the top end of the screen box, and the outer side of the top end of the water conveying pipe is fixedly connected to the outer side of the right end of the flow dividing box.