CN220148429U - Belt conveyor cleaning device for coal conveying system - Google Patents

Abstract

The utility model relates to the technical field of conveyor belt cleaning equipment, in particular to a belt conveyor cleaning device for a coal conveying system, which is used for cleaning a belt of a coal conveying belt conveyor. According to the utility model, the two-stage cleaning part is arranged, so that multiple cleaning is realized, the coal is effectively prevented from being spilled by the belt in a return stroke, and the stable operation of the coal conveying system is prevented from being influenced.

Description

Belt conveyor cleaning device for coal conveying system

Technical Field

The utility model relates to the technical field of conveyor belt cleaning equipment, in particular to a belt conveyor cleaning device for a coal conveying system.

Background

The belt conveyor is one of the widely applied devices in the coal conveying system, and is characterized in that a conveying line is long, the bandwidth is large, the capability is strong, the driving power is correspondingly increased, the energy consumption is high, the belt conveyor is a device which works circularly, coal is conveyed to a destination and then returns, the device is in a state under ideal working conditions, but in actual working, the returning belt conveyor still has part of coal, so that the idle work of the belt conveyor system is increased, the energy consumption of the belt conveyor is increased, and the belt conveyor parts are damaged.

At present, a general cleaning device is mainly characterized in that a primary or secondary cleaner is arranged at the head of a belt, when the cleaning of the belt by the cleaner at the head is not thorough in the operation process of a coal conveying belt, coal dust adhered to the working surface of the belt at a return section can be thrown down to an equipment framework and the ground to cause dust and pollution, or the coal dust is adhered to the surface of a lower carrier roller and the position of a bearing to cause the deviation of the belt or the blockage of the bearing of the carrier roller, so that the stable operation of the coal conveying system is influenced.

Disclosure of Invention

The utility model mainly aims to provide a belt conveyor cleaning device for a coal conveying system, which can effectively solve the problems.

The utility model provides a belt conveyor cleaning device for a coal conveying system, which is used for cleaning a belt of the coal conveying belt conveyor and comprises a supporting part, a first cleaning part and a second cleaning part, wherein the supporting part comprises a shell, one end of the upper surface of the shell is provided with a plurality of negative pressure pipe orifices, the other end of the shell is provided with a mounting hole, the first cleaning part is provided with a plurality of groups, each group comprises two brushes and a dust filtering pipeline, the brushes are rotatably arranged at one end of the upper surface of the shell far away from the mounting hole, one group of brushes corresponds to one negative pressure pipe orifice, the dust filtering pipeline is arranged in the shell, the upper end of the dust filtering pipeline is connected with the lower end of the negative pressure pipe orifice, one side of the lower end of the dust filtering pipeline is provided with a fan, the second cleaning part comprises a scraper and a water sprayer, the scraper is fixedly arranged in the mounting hole, the lower end of the scraper is provided with a sliding plate, the upper surface of the shell is arranged between the negative pressure pipe orifices and the mounting hole, the upper surface of the brush contacts the lower surface of the belt, and the upper end of the scraper contacts the upper surface of the belt.

Further, one end of the upper surface of the shell, which is far away from the mounting hole, is provided with a plurality of groups of connecting holes at intervals, each group comprises two connecting holes, a group of first cleaning parts corresponds to a group of connecting holes, the brushes are rotationally connected with the connecting holes, each group of first cleaning parts further comprises a first motor and a second connecting shaft, an output shaft of the first motor is connected with one of the brushes in the group, and the second connecting shaft is connected with the other brush.

Further, the dust filtering pipeline is provided with the boss near one side of brush, first motor sets up at the boss upper surface, fixed being provided with first connecting axle on the output shaft of first motor, the second connecting axle rotates and sets up between boss and shell, first connecting axle upper surface and the lower fixed surface who corresponds the brush are connected, second connecting axle upper surface and the lower fixed surface of another brush are connected, first connecting axle and second connecting axle upper end are all fixed and are provided with the gear, two gear engagement transmission is connected.

Further, the slide hole has been seted up to the scraper blade lower extreme, slide and slide hole sliding connection, one side both ends that the scraper blade kept away from the dust filtration pipeline are fixed to be provided with the backup pad, rotate between two backup pads and be provided with the lead screw, one side that the dust filtration pipeline was kept away from to the slide passes through threaded connection with the lead screw, shell one side is provided with the third motor, the output shaft and the lead screw fixed connection of third motor.

Further, the second cleaning part further comprises a filter box, the filter box is inserted into the shell and located at the lower end of the scraping plate, a through hole is formed in the lower end of the filter box, the mounting hole is communicated with the through hole, and a filter screen is arranged at the upper end of the through hole.

Further, the lower end of the filter tank is provided with a water collecting tank, the water collecting tank is inserted with the lower end of the shell, and the opening of the upper end of the water collecting tank is aligned with the through hole of the filter tank.

Further, the inside middle part interval slope of straining dirt pipeline is provided with a plurality of baffles, the one side that the scraper blade was kept away from to straining dirt pipeline lower extreme is provided with the air outlet, air outlet department is provided with the mounting bracket, one side that the mounting bracket is close to straining dirt pipeline inside is provided with the second motor, the output shaft fixed connection of fan and second motor, air outlet and negative pressure mouth of pipe intercommunication.

Further, one side of the lower end of the dust filtering pipeline far away from the air outlet is provided with a coal outlet, the lower end of the coal outlet is provided with a coal collecting box, the coal collecting box is inserted with the lower end of the shell, and the inside of the coal collecting box is communicated with the negative pressure pipe orifice through the coal outlet.

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

1. according to the utility model, the two-stage cleaning part is arranged, the first cleaning part scrapes off the coal ash on the surface of the belt, the dust filtering pipeline filters the coal ash under the action of the fan, the second cleaning part sprays water on the belt subjected to primary cleaning, and then the scraper scrapes off the coal slime from the surface of the belt, so that multiple cleaning is realized, the return coal scattering of the belt is effectively prevented, dust emission is reduced, and the stable operation of the coal conveying system is prevented from being influenced.

2. According to the utility model, the baffle plate and the fan which are obliquely arranged in the dust filtering pipeline are matched for use, so that a good filtering effect is achieved on the coal ash in the air with coal, the filtered coal ash falls into the coal collecting box from the coal outlet, the coal slime scraped by the scraping plate falls into the filtering box, the water in the coal slime is filtered out by the filter screen in the filtering box, the filtering box and the coal collecting box are detachable, the recovery of the coal ash and the coal slime is facilitated, and the loss of raw coal is reduced.

3. According to the utility model, the sliding plate can scrape off the coal slime adhered on the scraping plate, so that the blocking caused by excessive coal slime adhered on the scraping plate is prevented, and the hydraulic cylinder is arranged at the lower end of the bottom plate, so that the height of the whole device can be adjusted, and the device is suitable for belt conveyors with different heights and is convenient.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the structure of the present utility model in use;

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

FIG. 3 is a schematic view of the semi-sectional structure of the present utility model;

FIG. 4 is a schematic view of a partial cross-sectional structure of the present utility model;

FIG. 5 is a diagram of the present utility model; another view angle partial section structure schematic diagram

FIG. 6 is a schematic view of the structure of the support and dust filtering duct of the present utility model;

FIG. 7 is a schematic view of a skateboard of the present utility model;

fig. 8 is a schematic view of the structure of the squeegee of the present utility model.

1. A support part; 11. a housing; 111. a connection hole; 112. a chute; 113. a mounting hole; 12. a bottom plate; 13. a hydraulic cylinder; 14. a support block; 15. a negative pressure pipe orifice; 2. a first cleaning section; 21. a brush; 211. a gear; 22. a first motor; 221. a first connecting shaft; 23. a second connecting shaft; 24. a dust filtering pipeline; 241. a baffle; 242. an air outlet; 243. a mounting frame; 244. a coal outlet; 245. an air inlet; 25. a second motor; 26. a fan; 27. a coal collection box; 3. a second cleaning section; 31. a scraper; 311. a slide hole; 312. a screw rod; 313. a support plate; 314. a connecting rod; 32. a slide plate; 321. a connecting plate; 322. a slide block; 33. a water sprayer; 34. a water tank; 35. a filter box; 351. a filter screen; 36. a water collection tank; 37. a third motor; 4. a belt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific embodiments are shown in fig. 1-8: a belt conveyor cleaning device for a coal conveying system is used for cleaning a belt 4 of a coal conveying belt conveyor, and comprises a supporting part 1, a first cleaning part 2 and a second cleaning part 3, wherein the supporting part 1 comprises a shell 11, one end of the upper surface of the shell 11 is provided with a plurality of negative pressure pipe orifices 15, the other end of the upper surface of the shell is provided with a mounting hole 113, the first cleaning part 2 is provided with a plurality of groups, each group comprises two brushes 21 and a dust filtering pipeline 24, the brushes 21 are rotatably arranged at one end of the upper surface of the shell 11 far away from the mounting hole 113, one group of brushes 21 corresponds to one negative pressure pipe orifice 15, the dust filtering pipeline 24 is arranged in the shell 11, the upper end of the dust filtering pipeline 24 is connected with the lower end of the negative pressure pipe orifice 15, one side of the lower end of the dust filtering pipeline 24 is provided with a fan 26, the second cleaning part 3 comprises a scraping plate 31 and a water sprayer 33, the section of the upper end of the scraping plate 31 is triangular, the scraping plate 31 is fixedly arranged in the mounting hole 113, the scraper blade 31 lower extreme slides and is provided with slide 32, the sprinkler 33 sets up shell 11 upper surface and is located between negative pressure mouth of pipe 15 and the mounting hole 113, shell 11 upper end inner wall is fixed to be provided with water tank 34, water tank 34 is located sprinkler 33 lower extreme, sprinkler 33 passes through the pipeline and is connected with water tank 34, brush 21 upper surface and belt 4 lower surface contact, scraper blade 31 upper end and belt 4 upper surface contact, set up two-stage cleaning part, first cleaning part 2 scrapes the coal ash on belt 4 surface earlier, and filter the coal ash by dust filtering pipeline 24 under fan 26 effect, second cleaning part 3 sprays water to the belt 4 that once cleans earlier, reuse scraper blade 31 scrapes the coal slime from belt 4 surface, realize multiple cleaning, effectively prevent the belt return stroke and spill coal, reduce the raise dust, avoid influencing the steady operation of coal conveying system.

Further, the supporting part 1 further comprises a bottom plate 12 and a hydraulic cylinder 13, the bottom plate 12 is arranged at the lower end of the housing 11, the cylinder body of the hydraulic cylinder 13 is fixedly arranged on the upper surface of the bottom plate 12, the upper surface of a piston rod of the hydraulic cylinder 13 is fixedly connected with the lower surface of the housing 11, the hydraulic cylinder 13 is arranged at the lower end of the bottom plate 12, the height of the whole device can be adjusted, the device is suitable for belt conveyors with different heights, the supporting part 1 is convenient, a plurality of groups of connecting holes 111 are arranged at one end, far away from the mounting holes 113, of the upper surface of the housing 11 at intervals, each group comprises two connecting holes 111, one group of first cleaning parts 2 corresponds to one group of connecting holes 111, the brushes 21 are rotationally connected with the connecting holes 111, each group of first cleaning parts 2 further comprises a first motor 22 and a second connecting shaft 23, an output shaft of the first motor 22 is connected with one of the brushes 21, and the second connecting shaft 23 is connected with the other brush 21.

Further, a boss is arranged on one side of the dust filtering pipeline 24, which is close to the brush 21, the first motor 22 is arranged on the upper surface of the boss, a first connecting shaft 221 is fixedly arranged on an output shaft of the first motor 22, the second connecting shaft 23 is rotatably arranged between the boss and the shell 11, the upper surface of the first connecting shaft 221 is fixedly connected with the lower surface of the corresponding brush 21, the upper surface of the second connecting shaft 23 is fixedly connected with the lower surface of the other brush 21, gears 211 are fixedly arranged at the upper ends of the first connecting shaft 221 and the second connecting shaft 23, and the two gears 211 are in meshed transmission connection.

Further, a plurality of baffles 241 are obliquely arranged at intervals in the middle of the inner side of the dust filtering pipeline 24, an air inlet 245 is formed in the upper end of the dust filtering pipeline 24, the upper end of the air inlet 245 is fixedly connected with the negative pressure pipe orifice 15, an air outlet 242 is formed in one side, far away from the scraping plate 31, of the lower end of the dust filtering pipeline 24, a mounting frame 243 is arranged at the air outlet 242, a second motor 25 is arranged on one side, close to the inner side of the dust filtering pipeline 24, of the mounting frame 243, the fan 26 is fixedly connected with an output shaft of the second motor 25, and the air outlet 242 is communicated with the negative pressure pipe orifice 15 through the air inlet 245.

Further, a coal outlet 244 is arranged at one side of the lower end of the dust filtering pipeline 24 far away from the air outlet 242, a coal collecting box 27 is arranged at the lower end of the coal outlet 244, a plurality of sliding grooves 112 are formed in the inner wall of the lower end of the shell 11 at intervals, the lower end of the coal collecting box 27 is inserted into the sliding grooves 112, and the inside of the coal collecting box 27 is communicated with the negative pressure pipe orifice 15 through the coal outlet 244.

Further, slide hole 311 has been seted up to scraper 31 lower extreme, slide 32 middle part is provided with slider 322, slider 322 and slide hole 311 sliding connection, the scraper 31 is kept away from the fixed backup pad 313 that is provided with in one side both ends of dust filtering pipeline 24, rotate between two backup pads 313 and be provided with lead screw 312, the one end that the scraper 32 kept away from sprinkler 33 is provided with connecting plate 321, connecting plate 321 middle part and lead screw 312 pass through threaded connection, shell 11 one side is provided with third motor 37, the one end that the lead screw 312 is close to third motor 37 is fixed to be provided with connecting rod 314, connecting rod 314 runs through backup pad 313 and in backup pad 313 swivelling joint, the output shaft and the connecting rod 314 fixed connection of third motor 37, the slide 32 that sets up can scrape the slime that adheres to on scraper 31, prevent to cause the jam with too much slime on the scraper 31.

Further, the shell 11 is kept away from dust filtering pipeline 24's one end surface middle part symmetry and is provided with supporting shoe 14, the second cleans portion 3 and still includes rose box 35, rose box 35 and supporting shoe 14 grafting, rose box 35 sets up in scraper blade 31 lower extreme, the through-hole has been seted up to rose box 35 lower extreme, mounting hole 113 and through-hole intercommunication, the through-hole upper end is provided with filter screen 351, the baffle 241 and the fan 26 collocation that incline to set up in the dust filtering pipeline 24 use, play fine filter effect to the coal ash in the area coal air, the coal ash of being filtered falls in collection box 27 from coal outlet 244, and the coal slime through scraper blade 31 scraping falls in rose box 35, filter screen 351 in the rose box 35 filters out the water in the coal slime, and rose box 35 and collection box 27 all can be dismantled, conveniently retrieve coal ash and coal slime, reduce the raw coal loss.

Further, the lower end of the filter tank 35 is provided with a water collecting tank 36, the lower end of the water collecting tank 36 is inserted into a chute 112 at the lower end of the shell 11, and the opening at the upper end of the water collecting tank 36 is aligned with the through hole of the filter tank 35.

When the belt conveyor cleaning device for the coal conveying system is used, the whole device is moved to the lower end of the belt conveyor, all the brushes 21 are aligned with the belt 4, the hydraulic cylinder 13 is started, the piston rod of the hydraulic cylinder 13 moves upwards, the shell 11 is driven to move upwards until the upper surface of the brushes 21 and the upper surface of the scraping plate 31 are in contact with the lower surface of the belt 4, the first motor 22 is started, the output shaft of the first motor 22 rotates, the first connecting shaft 221 is driven to rotate, the gear 211 at the upper end of the first connecting shaft 221 rotates, the gear 211 at the upper end of the second connecting shaft 23 is driven to rotate, the second connecting shaft 23 rotates, the brushes 21 at the upper ends of the first connecting shaft 221 and the second connecting shaft 23 rotate in opposite directions, the two brushes 21 scrape coal ash on the belt 4, the second motor 25 is started at the same time, the output shaft of the second motor 25 rotates, the fan 26 is driven to rotate, and negative pressure is formed in the whole dust filtering pipeline 24, the scraped coal ash enters the dust filtering pipeline 24 from the negative pressure pipe orifice 15 under the action of wind force, ash carrying gas entering the dust filtering pipeline 24 can strike on the baffle 241, the inclined baffle 241 enables the coal ash to fall towards the coal outlet 244 and enter the coal collecting box 27, filtered air flows out of the air outlet 242, the water sprayer 33 sprays water on the belt 4 cleaned by the first cleaning part 2, so that the coal ash on the surface of the belt 4 is moistened into coal slime, the coal slime is scraped off the surface of the belt 4 under the action of the scraper 31 and falls into the filter box 35, the coal slime is blocked by the filter screen 351, water therein flows into the water collecting box 36 below after being filtered by the filter screen 351, after the surface of the scraper 31 is adhered with certain coal slime, the third motor 37 is started, the output shaft of the third motor 37 is rotated, the connecting rod 314 is driven to rotate, the connecting rod 314 drives the screw 312 to rotate, the sliding plate 32 in threaded connection with the screw 312 slides along the sliding hole 311, the coal slime adhered to the surface of the scraping plate 31 is scraped and falls into the filter box 35, after the belt 4 of the whole belt conveyor is cleaned, the first motor 22, the second motor 25 and the third motor 37 are turned off, and the filter box 35, the water collecting box 36 and the coal collecting box 27 are sequentially taken out for cleaning.

Claims (8)

1. Belt conveyor cleaning device for coal conveying system for clearance fortune coal belt conveyor's belt (4), its characterized in that: including supporting part (1), first portion (2) and second portion (3) that cleans, supporting part (1) includes shell (11), shell (11) upper surface one end sets up a plurality of negative pressure mouth of pipe (15), and mounting hole (113) have been seted up to the other end, first portion (2) that cleans is equipped with the multiunit, and every group includes two brushes (21) and a dust filtration pipeline (24), brush (21) rotate the one end that sets up at shell (11) upper surface and keep away from mounting hole (113), and a set of brush (21) corresponds a negative pressure mouth of pipe (15), dust filtration pipeline (24) set up in shell (11) inside, and dust filtration pipeline (24) upper end is connected with negative pressure mouth of pipe (15) lower extreme, and dust filtration pipeline (24) lower extreme one side is provided with fan (26), second portion (3) are including scraper blade (31) and sprinkler (33), scraper blade (31) are fixed to be set up in mounting hole (113), scraper blade (31) lower extreme slip is provided with slide plate (32), shell (11) are located between brush (21) and the upper surface mounting hole (4) and the water spray (4), the upper end of the scraping plate (31) is contacted with the upper surface of the belt (4).

2. The belt conveyor cleaning device for a coal conveying system according to claim 1, wherein: one end of the upper surface of the shell (11) far away from the mounting hole (113) is provided with a plurality of groups of connecting holes (111) at intervals, each group comprises two connecting holes (111), one group of first cleaning parts (2) corresponds to one group of connecting holes (111), the brushes (21) are rotationally connected with the connecting holes (111), each group of first cleaning parts (2) further comprises a first motor (22) and a second connecting shaft (23), an output shaft of the first motor (22) is connected with one of the brushes (21) in the group, and the second connecting shaft (23) is connected with the other brush (21).

3. The belt conveyor cleaning device for a coal conveying system according to claim 2, wherein: dust filtering pipeline (24) are provided with the boss near one side of brush (21), first motor (22) set up at boss upper surface, fixed first connecting axle (221) that are provided with on the output shaft of first motor (22), second connecting axle (23) rotate and set up between boss and shell (11), first connecting axle (221) upper surface and the lower fixed surface who corresponds brush (21) are connected, second connecting axle (23) upper surface and the lower fixed surface of another brush (21) are connected, first connecting axle (221) and second connecting axle (23) upper end are all fixed and are provided with gear (211), two gear (211) meshing transmission are connected.

4. The belt conveyor cleaning device for a coal conveying system according to claim 1, wherein: the utility model discloses a dust filter, including scraper blade (31), shell (11), scraper blade (31), slide hole (311) have been seted up to scraper blade (31) lower extreme, slide (32) and slide hole (311) sliding connection, scraper blade (31) are kept away from one side both ends of straining dirt pipeline (24) and are fixedly provided with backup pad (313), rotate between two backup pads (313) and are provided with lead screw (312), one side that dust pipeline (24) was strained to slide (32) is kept away from and lead screw (312) pass through threaded connection, shell (11) one side is provided with third motor (37), the output shaft and lead screw (312) fixed connection of third motor (37).

5. The belt conveyor cleaning device for a coal conveying system according to claim 4, wherein: the second cleaning part (3) further comprises a filter box (35), the filter box (35) is inserted into the shell (11) and located at the lower end of the scraping plate (31), a through hole is formed in the lower end of the filter box (35), the mounting hole (113) is communicated with the through hole, and a filter screen (351) is arranged at the upper end of the through hole.

6. The belt conveyor cleaning device for a coal conveying system according to claim 5, wherein: the lower end of the filter tank (35) is provided with a water collecting tank (36), the water collecting tank (36) is inserted into the lower end of the shell (11), and the opening of the upper end of the water collecting tank (36) is aligned with the through hole of the filter tank (35).

7. A belt conveyor cleaning device for a coal conveying system as claimed in claim 3, characterized in that: dust filtration pipeline (24) inboard middle part interval slope is provided with a plurality of baffles (241), dust filtration pipeline (24) lower extreme is kept away from one side of scraper blade (31) and is provided with air outlet (242), air outlet (242) department is provided with mounting bracket (243), one side that mounting bracket (243) are close to dust filtration pipeline (24) inside is provided with second motor (25), the output shaft fixed connection of fan (26) and second motor (25), air outlet (242) and negative pressure mouth of pipe (15) intercommunication.

8. The belt conveyor cleaning device for a coal conveying system according to claim 7, wherein: one side of dust filtering pipeline (24) lower extreme keeping away from air outlet (242) is provided with coal outlet (244), coal outlet (244) lower extreme is provided with collection coal case (27), collection coal case (27) are pegged graft with shell (11) lower extreme, collection coal case (27) are inside to be passed through coal outlet (244) and negative pressure mouth of pipe (15) intercommunication.