CN218309229U

CN218309229U - Coal processing is with sieving mechanism convenient to maintain

Info

Publication number: CN218309229U
Application number: CN202222700337.6U
Authority: CN
Inventors: 徐兴奎; 李冬冬; 周永胜; 房茂印
Original assignee: Weishan Jinyuan Coal Mine
Current assignee: Weishan Jinyuan Coal Mine
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-01-17
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses a coal processing is with sieving mechanism convenient to maintain, including screening case, fixed frame and screen cloth, there is the case lid through the bolt fastening on the outer wall at screening roof portion, and the welding has the frame on the outer of screen cloth, and the inside sliding connection of frame has the inserted block, and has seted up the slot on the inner wall of fixed frame, and the inserted block is pegged graft in the inside of slot, and the welding has the ejector pad on the outer wall at inserted block top, and the welding has the grafting spring on the outer wall of inserted block one side. The utility model discloses promote the ejector pad and drive the inside that the slot was kept away from to the inserted block, lift-up screen cloth, can pull down the change from fixed frame with the screen cloth that damages, need not dismantle a plurality of bolts, realized being convenient for to this screening case maintain and the function of maintenance, first buffer spring and second buffer spring's elasticity can play the effect of buffering to buffer beam and screen cloth, and then to the vibrations that the screening case produced when can weakening shock dynamo vibrations, the noise has been reduced.

Description

Coal processing is with sieving mechanism convenient to maintain

Technical Field

The utility model relates to a coal processing technology field, concretely relates to coal processing is with sieving mechanism who is convenient for maintain.

Background

Coal is praised as black gold by people, is industrial food, is one of main energy sources used in the human world since the eighteenth century, enters the twenty-first century, has much lower value than the prior coal, but is one of indispensable energy sources for human production and life at present and in a long time in the future, and needs to be screened during coal processing.

For example, the coal processing screening device with the authorized bulletin number of CN 21639066U and the authorized bulletin date of 2022.04.29 comprises a shell, and the coal processing screening device further comprises: the screening mechanism is arranged in the shell and used for separating coal briquettes and coal particles, the screening mechanism comprises a roller which is rotatably arranged in the shell, one end of the roller is provided with a driving unit and used for controlling the roller to rotate, a separating unit is arranged in the roller and used for screening out the coal particles, and one end of the roller and the side wall of the shell are provided with material receiving units and used for discharging the separated coal briquettes and coal particles; and the ash removing mechanism is arranged outside the shell and is used for removing dust generated in the coal screening stage.

The screen cloth is fixed on the inner wall of screening case through a plurality of bolts mostly, after the screen cloth damages, is not convenient for unload the screen cloth, leads to can not maintain, maintain this sieving mechanism fast.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a coal processing is with sieving mechanism convenient to maintain to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a coal processing is with sieving mechanism convenient to maintain, includes screening case, fixed frame and screen cloth, there is the case lid through the bolt fastening on the outer wall at screening roof portion, the welding has the frame on the outer of screen cloth, the inside sliding connection of frame has the inserted block, and has seted up the slot on the inner wall of fixed frame, the inserted block is pegged graft in the inside of slot, the welding has the ejector pad on the outer wall at inserted block top, and the welding has the grafting spring on the outer wall of inserted block one side.

Further, be fixed with shock dynamo through the bolt on the outer wall of screen cloth bottom, all weld the backup pad on the inner wall of screening case both sides, and be fixed with the buffer cylinder through the bolt on the outer wall at backup pad top.

Furthermore, the inside sliding connection of buffer cylinder has the buffer beam, and fixed frame passes through the bolt fastening at the top of buffer beam.

Furthermore, the bottom welding of buffer beam has first buffer spring, and the buffer beam is located and has cup jointed the second buffer spring on the outer wall between buffer cylinder and the fixed frame.

Further, there is the dust removal case through the bolt fastening on the outer wall at case lid top, and welds on the inner wall of dust removal bottom of the case portion and have the baffle, the ventilation groove has all been seted up on the outer wall of dust removal bottom of the case portion and on the outer wall at case lid top, the dust collection box has been inserted to the inside of dust removal case.

Furthermore, a fan is fixed on the outer wall of one side of the dust removal box through bolts, and a filter screen is fixed on the inner wall of the top of the dust removal box through bolts.

Further, there is the feeder hopper through the bolt fastening on the outer wall at screening roof portion, and has seted up top discharge mouth and bottom discharge mouth on the outer wall of screening case one side respectively, there is flitch down through the bolt fastening on the inner wall of screening case.

In the technical solution, the utility model provides a screening device convenient for maintenance for coal processing, (1) through the fixed frame, screen cloth, frame, inserted block, slot, ejector pad and the grafting spring that set up, promote the ejector pad and drive the inside that the inserted block kept away from the slot, lift the screen cloth upwards, can dismantle the screen cloth that damages and change from the fixed frame, need not dismantle a plurality of bolts, realized the function convenient for maintaining and maintaining this screening box; (2) Through the arrangement of the supporting plate, the buffer cylinder, the buffer rod, the first buffer spring and the second buffer spring, the elastic force of the first buffer spring and the second buffer spring can play a buffer role on the buffer rod and the screen, so that the vibration generated by the vibration motor during vibration on the screening box can be weakened, and the noise is reduced; (3) Through dust removal case, baffle, ventilation duct, dust collection box, fan and the filter screen that sets up, the fan can be with the inside of screening incasement portion's dust suction to the inside of dust removal case, and the filter screen can filter the dust, and the dust collection box can be collected the dust that the filter screen was filtered, can avoid the dust in a confused state of mind to raise the healthy influence that causes of staff.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of a three-dimensional structure provided by an embodiment of a conveniently maintained screening device for coal processing of the present invention.

Fig. 2 is the utility model relates to a coal processing is with screening device embodiment of being convenient for maintain's inside side view structure schematic diagram that provides.

Fig. 3 is the utility model relates to a coal processing is with sieve cloth replacement structure sketch map that sieving mechanism embodiment of being convenient for maintain provided.

Fig. 4 is the utility model relates to a coal processing is with sieving mechanism embodiment of being convenient for maintain's inside structural schematic that looks sideways at of dust removal incasement portion that provides.

Description of the reference numerals:

1. a screening box; 2. a box cover; 3. a fixing frame; 4. a screen mesh; 5. a frame; 6. inserting a block; 7. inserting slots; 8. a push block; 9. inserting a spring; 10. a support plate; 11. a buffer cylinder; 12. a buffer rod; 13. a first buffer spring; 14. a second buffer spring; 15. a dust removal box; 16. a baffle plate; 17. a ventilation slot; 18. a dust collecting box; 19. a fan; 20. filtering with a screen; 21. a feed hopper; 22. a feeding hole and a discharging hole; 23. a blanking plate; 24. a lower discharge hole; 25. a vibration motor.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-4, the embodiment of the utility model provides a pair of sieving mechanism convenient to maintain for coal processing, including screening case 1, fixed frame 3 and screen cloth 4, there is case lid 2 through the bolt fastening on the outer wall at screening case 1 top, the welding has frame 5 on the outer of screen cloth 4, the inside sliding connection of frame 5 has inserted block 6, and has seted up slot 7 on the inner wall of fixed frame 3, inserted block 6 pegs graft in the inside of slot 7, the welding has ejector pad 8 on the outer wall at inserted block 6 top, and the welding has grafting spring 9 on the outer wall of inserted block 6 one side.

The utility model provides a pair of coal processing is with sieving mechanism convenient to maintain, including screening case 1, fixed frame 3 and screen cloth 4, there is case lid 2 through the bolt fastening on the outer wall at screening case 1 top, the welding has frame 5 on screen cloth 4's the outer, the inside sliding connection of frame 5 has inserted block 6, and slot 7 has been seted up on the inner wall of fixed frame 3, inserted block 6 pegs graft in the inside of slot 7, the welding has ejector pad 8 on the outer wall at inserted block 6 top, and the welding has grafting spring 9 on the outer wall of inserted block 6 one side, when screen cloth 4 damages, promote inside that slot 7 was kept away from to inserted block 6 that ejector pad 8 drives, upwards carry and draw screen cloth 4, can tear screen cloth 4 off from fixed frame 3, realized being convenient for maintain this screening case 1, the function of maintenance.

The utility model discloses a: promote ejector pad 8 and drive insert 6 and keep away from the inside of slot 7, lift-up screen cloth 4, can pull down the change with the screen cloth 4 that damages from fixed frame 3, need not dismantle a plurality of bolts, realized being convenient for to the function of this screening case 1 maintenance and maintenance.

The utility model provides a further embodiment, as shown in FIG. 2, there is vibrating motor 25 through the bolt fastening on the outer wall of screen cloth 4 bottom, and all welded on the inner wall of screening case 1 both sides has backup pad 10, and has buffer cylinder 11 through the bolt fastening on the outer wall at backup pad 10 top, and vibrating motor 25 can produce vibrations to screen cloth 4, sieves the coal on the screen cloth 4.

The utility model provides a further embodiment, as shown in fig. 2 and 3, the inside sliding connection of buffer cylinder 11 has buffer rod 12, and fixed frame 3 passes through the bolt fastening on the top of buffer rod 12, and buffer cylinder 11 can play the effect of direction to buffer rod 12.

The utility model provides a another embodiment, as shown in fig. 2 and 3, the bottom welding of buffer rod 12 has first buffer spring 13, and buffer rod 12 has cup jointed second buffer spring 14 on being located the outer wall between buffer cylinder 11 and the fixed frame 3, and first buffer spring 13 and second buffer spring 14 can play the effect of buffering to screen cloth 4, and then can weaken screen cloth 4 and to the shaking force of screening case 1, can weaken the noise.

The utility model provides a further embodiment, as shown in fig. 1, 2 and 4, there is dust removal case 15 through the bolt fastening on the outer wall at case lid 2 top, and has baffle 16 on the inner wall of dust removal case 15 bottom, has all seted up ventilation slot 17 on the outer wall of dust removal case 15 bottom and on the outer wall at case lid 2 top, and dust collection box 18 has been inserted to the inside of dust removal case 15, and dust collection box 18 can be to the unified collection of the dust of filtering.

In another embodiment, as shown in fig. 2 and 4, a fan 19 is fixed on the outer wall of one side of the dust removing box 15 through bolts, and a filter screen 20 is fixed on the inner wall of the top of the dust removing box 15 through bolts, and the filter screen 20 can filter dust.

The utility model provides a in another embodiment, as shown in fig. 1 and fig. 2, there is feeder hopper 21 through the bolt fastening on the outer wall at 1 top of screening case, and has seted up top discharge mouth 22 and lower discharging port 24 on the outer wall of screening case 1 one side respectively, has lower feed plate 23 through the bolt fastening on the inner wall of screening case 1, and bold coal passes through the 22 ejection of compact of top discharge mouth, and the coal of fritter passes through the 24 ejection of compact of lower discharging port.

The working principle is as follows: when the screening device convenient for maintenance is used for coal processing, coal is placed into the screening box 1 through the feed hopper 21, the vibration motor 25 can vibrate the screen 4 and can screen the coal, massive coal is discharged through the upper discharge port 22 along the screen 4, small coal falls on the blanking plate 23 through the screen 4 and is discharged through the lower discharge port 24 along the blanking plate 23, in the vibration process of the vibration motor 25, the elastic force of the first buffer spring 13 and the second buffer spring 14 can play a role in buffering the buffer rod 12 and the screen 4, further the vibration force of the screen 4 on the screening box 1 can be weakened, noise can be weakened, in the screening process, the fan 19 sucks dust in the screening box 1 through the ventilation groove 17 into the dust removal box 15, the filter screen 20 can filter the dust, the dust falls into the dust collection box 18, the wind drawn by the fan 19 does not carry the dust, the dust can be prevented from being directly discharged from workers to affect the health of the workers, when the screen 4 is damaged, the screen 2 is removed from the screening box cover 1, the dust collection box 18 drives the upper discharge block pushing block 8, and the screen 4 is pushed to move upwards to the screen the maintenance slot 4, and the maintenance box, and the screen 4 can be removed, and the maintenance box can be realized.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a coal processing is with sieving mechanism convenient to maintain, includes screening case (1), fixed frame (3) and screen cloth (4), its characterized in that, there is case lid (2) through the bolt fastening on the outer wall at screening case (1) top, the welding has frame (5) on the outer of screen cloth (4), the inside sliding connection of frame (5) has inserted block (6), and has seted up slot (7) on the inner wall of fixed frame (3), inserted block (6) are pegged graft in the inside of slot (7), the welding has ejector pad (8) on the outer wall at inserted block (6) top, and the welding has grafting spring (9) on the outer wall of inserted block (6) one side.

2. The easy-to-maintain screening device for coal processing according to claim 1, characterized in that the outer wall of the bottom of the screen (4) is fixed with a vibration motor (25) through bolts, the inner walls of both sides of the screening box (1) are welded with supporting plates (10), and the outer wall of the top of the supporting plates (10) is fixed with a buffer cylinder (11) through bolts.

3. The easy-to-maintain screening device for coal processing according to claim 2, characterized in that a buffer rod (12) is slidably connected inside the buffer cylinder (11), and the fixing frame (3) is fixed at the top end of the buffer rod (12) through a bolt.

4. The easy-to-maintain screening device for coal processing according to claim 3, characterized in that a first buffer spring (13) is welded at the bottom end of the buffer rod (12), and a second buffer spring (14) is sleeved on the outer wall of the buffer rod (12) between the buffer cylinder (11) and the fixed frame (3).

5. The screening device convenient to maintain for coal processing according to claim 1, wherein a dust removal box (15) is fixed on the outer wall of the top of the box cover (2) through bolts, a baffle (16) is welded on the inner wall of the bottom of the dust removal box (15), ventilation grooves (17) are formed in the outer wall of the bottom of the dust removal box (15) and the outer wall of the top of the box cover (2), and a dust collection box (18) is inserted into the dust removal box (15).

6. The screening device convenient to maintain for coal processing according to claim 5, characterized in that a fan (19) is fixed on the outer wall of one side of the dust removal box (15) through bolts, and a filter screen (20) is fixed on the inner wall of the top of the dust removal box (15) through bolts.

7. The coal processing is with sieving mechanism convenient to maintain of claim 1, characterized in that, there is feeder hopper (21) through the bolt fastening on the outer wall at screening case (1) top, and has seted up on the outer wall of screening case (1) one side and has gone up discharge gate (22) and lower discharge gate (24) respectively, there is lower flitch (23) through the bolt fastening on the inner wall of screening case (1).