CN210116950U

CN210116950U - Belt cleaning device of grit conveyer belt

Info

Publication number: CN210116950U
Application number: CN201920745546.8U
Authority: CN
Inventors: 周伟平; 刘贾满; 丁健坚
Original assignee: Shaoxing Shangyu Nanpuyin Concrete Co ltd
Current assignee: Shaoxing Shangyu Nanpuyin Concrete Co ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-02-28
Anticipated expiration: 2029-05-22

Abstract

The utility model relates to a belt cleaning device of grit conveyer belt belongs to the technical field of conveyer belt, it includes the frame, install the conveyer belt in the frame, be provided with wiper mechanism in the frame of conveyer belt below, wiper mechanism includes the wash bowl, install on the wash bowl and scrape the roller, it is provided with first stopper on the roller to scrape, first spacing hole has been seted up to first stopper, wiper mechanism still includes the doctor-bar, one side that the doctor-bar is close to the roll surface is provided with the second stopper, the spacing hole of second has been seted up on the second stopper, first spacing hole and the spacing hole of second pass through bolted connection, still be provided with the washing motor in the frame, the pivot of washing motor and the pivot key-type connection of scraping the roller. The utility model discloses have and to carry out the effect adjusted to wiper mechanism according to the material difference of adhesion on the conveyer belt.

Description

Belt cleaning device of grit conveyer belt

Technical Field

The utility model belongs to the technical field of the technique of conveyer belt and specifically relates to a belt cleaning device of grit conveyer belt is related to.

Background

The cement is one of the most main building materials in the modern, the cement has the characteristics of rich raw materials, low price, simple production process and the like, so the usage amount of the cement shows an increasing trend in recent years, and the characteristics of high compressive strength, good durability, wide strength grade range and the like of concrete prepared from the cement also enable the application range of the cement to be very wide, and the cement is not only widely used in various civil engineering, but also is an important material in the industries of shipbuilding, mechanical industry, geothermal engineering and the like. In cement production, a variety of sand-based materials such as limestone and clay are generally used, and the sand-based materials are generally conveyed by a conveyor belt between the respective steps.

For example, patent with publication number CN109533878A discloses a gravel conveyor belt, which comprises a rack arranged obliquely, wherein a conveyor belt is arranged on the rack, a plurality of transverse baffles arranged perpendicular to the moving direction of the conveyor belt are uniformly and fixedly arranged on the conveyor belt, and a cleaning mechanism for cleaning the conveyor belt is arranged below the conveyor belt; the cleaning mechanism comprises a bracket which is obliquely arranged below the rack, a conveying belt is arranged on the bracket, a plurality of cleaning assemblies are uniformly and fixedly arranged on the conveying belt, the conveying belt drives the cleaning assemblies to move between two transverse baffles of the conveying belt, the conveying directions of the conveying belt and the conveying belt are opposite, and the moving speeds are the same; the cleaning assembly comprises a driving motor fixedly arranged on the conveying belt and a brush roller sleeved on an output shaft of the driving motor.

The above prior art solutions have the following drawbacks: because the brush roller is arranged simply and is used for cleaning the material of adhesion on the conveyer belt, if to the insecure little grit of adhesion etc. the brush roller can be brushed off it, if adhere to material such as high viscidity clay on the conveyer belt, then rely on the brush roller alone and hardly clean the conveyer belt, consequently need one kind can adjust in order to improve cleaning performance's belt cleaning device according to the material difference of adhesion on the conveyer belt.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a belt cleaning device of grit conveyer belt, it can be according to the material difference of adhesion on the conveyer belt adjust in order to improve the cleaning performance belt cleaning device.

The above object of the present invention can be achieved by the following technical solutions:

a cleaning device for a sand and stone conveying belt comprises a rack, wherein a driving roller is rotatably mounted on the rack, a conveying motor is arranged on the rack on one side of the driving roller, a rotating shaft of the conveying motor is connected with a rotating shaft key of the driving roller, a driven roller is rotatably mounted at one end, far away from the conveying motor, of the rack, conveying belts are mounted on the driving roller and the driven roller, a cleaning mechanism is further arranged on the rack and comprises a rinsing bath which is fixedly mounted on the rack below the conveying belt, a plurality of scraping rollers are rotatably mounted on the inner side wall of the rinsing bath, first limiting blocks are arranged on the circumferential side walls at two ends of the scraping rollers, and first limiting holes are formed in the first limiting blocks in the axis direction; the wiper mechanism still includes the doctor-bar, the doctor-bar is close to one side of scraping the roller is provided with the second stopper, the spacing hole of second has been seted up along the axis direction on the second stopper, first spacing hole with the spacing hole of second passes through bolted connection, wash bowl one side be provided with the washing motor in the frame, the pivot of washing motor with the pivot key-type connection of scraping the roller.

Through adopting above-mentioned technical scheme, the conveying motor rotates and drives the rotation of initiative gyro wheel, and the rotation of initiative gyro wheel drives the conveyer belt and rotates, and the conveyer belt rotates and drives driven gyro wheel and rotate, then the conveyer belt operation can carry out the transport of material. In the process of conveying materials, small gravels, clay and the like can be adhered to the conveying belt, different adhered materials need different scraping and washing forces, at the moment, the bolt is loosened, the scraping blade can rotate for a certain angle by taking the bolt as a rotating shaft, after the angle of the scraping blade is adjusted, the bolt is screwed, and the scraping blade is fixed on the peripheral side wall of the scraping roller; after the scraping pieces are adjusted, the washing motor is started, the washing motor drives the scraping rollers to rotate, and the scraping rollers rotate to drive the scraping pieces to rotate and scrape substances adhered to the conveying belt. When the materials adhered on the conveying belt are easy to clean, the scraping blade is rotated, so that the abutting degree of the scraping blade and the conveying belt is reduced, the cleaning effect is ensured, and meanwhile, the damage to the conveying belt is reduced; when the material that adheres on the conveyer belt is difficult to wash, rotate the doctor-bar, make the doctor-bar increase with the degree of supporting of conveyer belt to guarantee the cleaning performance to the conveyer belt, through setting up the doctor-bar to the mode that can adjust according to the difference of the material that adheres on the conveyer belt and in order to improve cleaning device's cleaning performance.

The utility model discloses further set up to: the rotating direction of one side of the conveyor belt, which is close to the rinsing bath, is opposite to the rotating direction of the conveyor motor.

Through adopting above-mentioned technical scheme, the direction of motion that is close to the conveyer belt of scraping roller one side is opposite with the rotation direction of scraping the roller, has increased the relative motion of conveyer belt with the doctor-bar, has strengthened the effect of scraping of doctor-bar to the adhesion material on the conveyer belt, has improved wiper mechanism's cleaning performance.

The utility model discloses further set up to: the cleaning mechanism further comprises a water spraying pipe, the water spraying pipe is arranged between the scraping rollers and on the water washing tank, the axis of the water spraying pipe is parallel to the axis of the scraping rollers, one side, close to the conveying belt, of the water spraying pipe is provided with a plurality of water spraying holes, and the water spraying holes are communicated with an inner cavity of the water spraying pipe.

Through adopting above-mentioned technical scheme, through set up between the scraping roller with scrape the spray pipe that the roller is parallel, and set up the hole for water spraying on the spray pipe, spout rivers in the hole for water spraying, spout the material of adhesion on the conveyer belt, with its spray rinsing partly that falls, the rivers that the hole for water spraying erupted still can soften materials such as clay of adhesion on the conveyer belt, make things convenient for the doctor-bar to scrape it and fall, improved wiper mechanism's cleaning performance.

The utility model discloses further set up to: the one side that the spray pipe is close to the conveyer belt still is provided with the brush hair, the brush hair keep away from the one end of spray pipe with the conveyer belt is close to one side contact of wash bowl.

Through adopting above-mentioned technical scheme, the hole for water spraying spouts rivers, and the brush hair will adhere to the material brush part on the conveyer belt, and the material that is not brushed by the brush hair is scraped off by the doctor-bar, through the cooperation of doctor-bar with brush hair and hole for water spraying, has improved wiper mechanism's cleaning performance.

The utility model discloses further set up to: the improved water washing machine is characterized in that a screening motor is further installed on the rack on one side of the water washing tank, a rotating shaft of the screening motor runs through the water washing tank and is vertically connected with a first transmission rod, the first transmission rod is far away from one end of the screening motor is rotated to install a second transmission rod, the second transmission rod is far away from one end of the first transmission rod is rotated to install a screen, the scraping roller is far away from one side of the conveying belt, a sliding groove is formed in the inner side wall of the water washing tank, and the sliding groove is connected with the screen in a sliding mode.

By adopting the technical scheme, the materials adhered to the conveyor belt comprise sand particles, clay and the like, and the size difference of different material particles is large, so that the materials need to be screened; open the screening motor this moment, the pivot of screening motor rotates and drives first transfer line and rotate, first transfer line rotates the one end that drives the second transfer line and rotates, the one end of second transfer line rotates and drives to rotate and connect the screen cloth at the second transfer line other end along the horizontal swing of sliding groove, the adhesion material that screen cloth horizontal swing will fall into the wash bowl filters, wherein the grit that the particle diameter is big is stayed on the screen cloth, the grit that the particle diameter is little or muddy water mixture then fall onto the bottom plate of wash bowl, the autosegregation to the adhesion material has been realized, and the work efficiency is improved.

The utility model discloses further set up to: the frame is also provided with a stone shoveling motor, a rotating shaft of the stone shoveling motor penetrates through the rinsing bath and is connected with a lead screw, the axis of the lead screw is perpendicular to the axis of the scraping roller, the lead screw is positioned in a cavity of the rinsing bath between the scraping roller and the screen, and threads with opposite screwing directions are arranged on the lead screw along the middle of the lead screw to the two ends of the lead screw; the lead screw is close to the one end of shovel stone motor is provided with first scraper bowl, the lead screw is kept away from the one end of shovel stone motor is provided with the second scraper bowl, first scraper bowl with the second scraper bowl is close to the one end of screen cloth with the screen cloth contact.

Through adopting above-mentioned technical scheme, the manual collection of the big particle diameter grit of being sieved out by the screen cloth is comparatively difficult, open the curbstone motor this moment, the pivot of curbstone motor drives the lead screw rotatory, because be provided with the screw that precession opposite direction on the lead screw, consequently first scraper bowl and second scraper bowl are close to each other after the lead screw rotates, until last mutual butt, and because first scraper bowl and second scraper bowl are close to the one end and the screen cloth contact of screen cloth, consequently can all collect the big particle diameter grit on the screen cloth in the cavity that first scraper bowl and second scraper bowl butt formed, it is then more convenient to concentrate the collection this moment, the curbstone motor reversal after accomplishing the big particle diameter grit collection in first scraper bowl and the second scraper bowl, resume the normal position with first scraper bowl and second scraper bowl, the big particle diameter grit on the screen cloth is collected through machinery has reduced workman's intensity of labour.

The utility model discloses further set up to: and a muddy water collecting hole is formed in the side wall of the rinsing bath, which is close to one side of the stone shoveling motor, and a muddy water collecting pipe is arranged on the muddy water collecting hole and communicated with the inner cavity of the rinsing bath.

By adopting the technical scheme, muddy water can be generated in the cleaning process of the cleaning mechanism, and the muddy water can not be directly recycled, so that the muddy water collecting hole is formed, the muddy water enters the muddy water collecting pipe through the muddy water collecting hole, and enters the next procedure through the muddy water collecting pipe for centralized treatment, and the pollution to the environment is reduced.

The utility model discloses further set up to: the bottom plate of the rinsing bath is obliquely arranged, and the bottom plate of the rinsing bath close to one end of the shovel motor is lower than the bottom plate of the rinsing bath far away from one end of the shovel motor.

Through adopting above-mentioned technical scheme, set up the bottom plate of wash bowl into the tilt state, then muddy water can be discharged in the muddy water collecting hole along the bottom plate of wash bowl, get into next process, and because the one end of seting up muddy water collecting hole is close to the discharge end of conveyer belt, muddy water concentration here is the highest, form silt deposit easily, and the muddy water concentration of keeping away from the one end of muddy water collecting hole is then minimum, and the muddy water of keeping away from muddy water collecting hole one end is at the in-process velocity of flow that flows along the bottom plate of wash bowl becoming fast, wash away from the silt that deposits, the bottom plate that has reduced the wash bowl deposits the possibility of silt.

The utility model discloses further set up to: the stone removing machine is characterized in that the washing tank is far away from one side of the stone removing motor, a plurality of air pipes are further arranged on the rack, the axes of the air pipes are parallel to the axes of the scraping rollers, cavities are formed in the air pipes, the air pipes are close to one sides of the conveying belts, a plurality of blowing holes are formed in the rack, a blower is further installed at one end of each air pipe, and the air outlet of the blower is communicated with the cavities in the air pipes.

Through adopting above-mentioned technical scheme, because be stained with moisture on the conveyer belt after the wiper mechanism washs, and the conveyer belt can pass through the top of tuber pipe in the motion process, through setting up the hair-dryer, the hair-dryer goes into the air to the intraductal pump of tuber to blow the wind to the conveyer belt through the hole of blowing on the tuber pipe, weather the conveyer belt, dry conveyer belt can reduce the adhesion to the material, has improved the work efficiency of conveyer belt.

To sum up, the utility model discloses a beneficial technological effect does:

1. the scraping blade on the scraping roller is arranged in a rotatable connection mode, so that the scraping blade can adjust the abutting degree of the scraping blade and the conveyor belt according to different adhesive substances on the conveyor belt so as to improve the cleaning effect of the cleaning mechanism on different adhesive substances;

2. the cleaning effect of the cleaning mechanism is improved by additionally arranging the water spray pipe and the bristles to be matched with the scraping blade;

3. by arranging the screen, attached substances with large particle sizes are separated from mud and water, the recovery efficiency of the attached substances is improved, and blockage of mud and water collecting holes by sand stones with large particle sizes is avoided;

4. the first bucket and the second bucket are arranged, and the large-particle-size sand is collected in a mechanical mode, so that the labor intensity of workers is reduced;

5. through setting up tuber pipe and hair-dryer, will weather through the abluent conveyer belt of wiper mechanism, dry conveyer belt has reduced the adhesion to the material, has improved the work efficiency of conveyer belt.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the inside of the rinsing bath of the utility model;

fig. 3 is an exploded schematic view of the scraping roller of the present invention;

FIG. 4 is a schematic structural view of the water spraying pipe of the present invention;

FIG. 5 is a schematic view of the structure of the screen and the lead screw in the rinsing bath according to the present invention;

FIG. 6 is an enlarged schematic view of portion A of FIG. 5;

FIG. 7 is an enlarged schematic view of portion B of FIG. 5;

fig. 8 is a schematic view of the structure of the blower and the air duct of the present invention.

In the figure, 1, a frame; 11. a transfer motor; 12. a driving roller; 13. a driven roller; 14. A conveyor belt; 15. a first pad stage; 16. a second pad stage; 17. a third pad stage; 18. a first mounting bracket; 19. a second mounting bracket; 2. a cleaning mechanism; 21. a rinsing bath; 22. a scraping roller; 221. A first stopper; 2211. a first tooth slot; 2212. a first limit hole; 23. scraping a blade; 231. A second limiting block; 2311. a second tooth slot; 2312. a second limiting hole; 24. a bolt; 25. Washing the motor with water; 26. a water spray pipe; 261. a water spray hole; 262. brushing; 3. screening motors; 31. a first drive lever; 32. a second transmission rod; 33. screening a screen; 34. a sliding groove; 4. a stone shoveling motor; 41. a lead screw; 42. a first bucket; 43. a second bucket; 5. a mud water collecting hole; 51. a mud water collecting pipe; 6. an air duct; 61. an air blowing hole; 62. an air blower.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, the cleaning device for a gravel conveyor belt disclosed by the present invention comprises a frame 1, two first pad tables 15 are installed at one end of the frame 1, a driving roller 12 is installed on the two first pad tables 15 in a rotating manner, a conveying motor 11 is also installed on the first pad table 15 at one side of the driving roller 12, and a rotating shaft of the conveying motor 11 is connected with a rotating shaft key of the driving roller 12; two first mounting brackets 18 are installed to the one end of frame 1 that keeps away from first pad platform 15, rotate on the first mounting bracket 18 and install driven roller 13, and the axis of initiative gyro wheel 12 is parallel with the axis of driven roller 13, installs conveyer belt 14 on initiative gyro wheel 12 and the driven roller 13, and conveying motor 11 drives conveyer belt 14 through initiative gyro wheel 12 and driven roller 13 and rotates the rolling.

A cleaning mechanism 2 is arranged on the rack 1 below the conveyor belt 14, the cleaning mechanism 2 comprises a rinsing bath 21 fixedly arranged on the rack 1, a plurality of scraping rollers 22 are rotatably arranged in the rinsing bath 21 at equal intervals, and the axes of the scraping rollers 22 are parallel to the axis of the driving roller 12; a second pad table 16 is arranged on the rack 1 at one side of the rinsing bath 21, a rinsing motor 25 is arranged on the second pad table 16, and a rotating shaft of the rinsing motor 25 is in key connection with a rotating shaft of the scraping roller 22; the washing motor 25 rotates in the direction opposite to the conveying direction of the conveyor 14 on the side close to the washing tank 21.

As shown in fig. 2 and 3, the circumferential side walls at the two ends of the scraping roller 22 are circumferentially provided with a first limit block 221 along the axis, the first limit block 221 is a cylinder, the circumferential side wall of the first limit block 221 is fixedly connected with the circumferential side wall of the scraping roller 22, and the axis of the first limit block 221 is parallel to the axis of the scraping roller 22; the side walls of the two first limiting blocks 221 are provided with first limiting holes 2212 along the axial direction.

The scraping roller 22 is also provided with a scraping blade 23, the scraping blade 23 is sheet-shaped, the length of the scraping blade 23 is the same as the width of the conveyor belt 14, two ends of the scraping blade 23, which are close to one side of the scraping roller 22, are both provided with a second limiting block 231, the second limiting block 231 is cylindrical, the peripheral side wall of the second limiting block 231 is fixedly connected with the scraping blade 23, and the axis of the second limiting block 231 is parallel to the axis of the scraping roller 22; the side walls of the two second limiting blocks 231 are also provided with second limiting holes 2312 along the axis direction; the first stopper hole 2212 and the second stopper hole 2312 are connected by a bolt 24, and the wiper blade 23 is fixed to the wiper roller 22 by the bolt 24.

As shown in fig. 2 and 4, the washing mechanism 2 further includes a water spray pipe 26, the water spray pipe 26 is installed on the inner side wall of the washing tank 21 between the scraping rollers 22, the axis of the water spray pipe 26 is parallel to the axis of the scraping rollers 22, and one end of the water spray pipe 26 is connected to a water source; one side of the spray pipe 26 close to the conveyor belt 14 is provided with a spray hole 261 communicated with the inner cavity of the spray pipe 26; the side of the water spray pipe 26 close to the conveyor belt 14 is also provided with bristles 262, and one end of the bristles 262 close to the conveyor belt 14 is in contact with one side of the conveyor belt 14 close to the washing tank 21.

As shown in fig. 1 and 5, a screening motor 3 is further mounted on the frame 1 on the side of the rinsing bath 21.

As shown in fig. 5 and 6, a rotating shaft of the screening motor 3 penetrates through a side wall of the rinsing bath 21 and is vertically and fixedly provided with a first transmission rod 31, one end of the first transmission rod 31, which is far away from the screening motor 3, and one side of the first transmission rod 31, which is far away from the screening motor 3, are rotatably provided with a second transmission rod 32, and one end of the second transmission rod 32, which is far away from the first transmission rod 31, is rotatably provided with a screen 33.

As shown in fig. 5 and 7, the inner side walls of the rinsing bath 21 on both sides of the screen 33 are provided with a sliding groove 34 along the length direction, the screen 33 is slidably connected with the sliding groove 34, and the screening motor 3 pushes the screen 33 to horizontally slide in the sliding groove 34 through the first transmission rod 31 and the second transmission rod 32.

A shovel motor 4 is further installed on the rack 1 on one side of the rinsing bath 21, a rotating shaft of the shovel motor 4 penetrates through the rinsing bath 21 and is in key connection with a lead screw 41, the lead screw 41 is located in an inner cavity of the rinsing bath 21 between the scraping roller 22 and the screen 33, and the axis of the lead screw 41 is perpendicular to the axis of the scraping roller 22; the screw 41 is provided with threads which are opposite in screwing direction from the middle to the two ends, a first bucket 42 is installed at one end, close to the stone motor 4, of the screw 41, a second bucket 43 is installed at one end, far away from the stone motor 4, of the screw 41, the side walls of the first bucket 42 and the second bucket 43 are abutted to the inner side wall of the rinsing bath 21, one ends, close to the screen 33, of the first bucket 42 and the second bucket 43 are in contact with the screen 33, and the first bucket 42 and the second bucket 43 form a sand-stone closing-in opening.

As shown in fig. 2, the bottom plate of the rinsing bath 21 is arranged in an inclined manner, the bottom plate of the rinsing bath 21 close to one end of the shovel motor 4 is lower than the bottom plate of the rinsing bath 21 far away from one end of the shovel motor 4, the side wall of the rinsing bath 21 close to one end of the shovel motor 4 is provided with a muddy water collecting hole 5, the muddy water collecting hole 5 is tangent to the bottom plate of the rinsing bath 21 close to one end of the shovel motor 4, the muddy water collecting pipe 51 is installed on the outer wall of the rinsing bath 21, and the muddy water collecting pipe 51 is communicated with the inner cavity of the rinsing bath 21 through the muddy water collecting hole.

As shown in fig. 1 and 8, a second mounting rack 19 is further arranged on the rack 1 on the side of the washing tank 21 far away from the stone removing motor 4, a plurality of air pipes 6 parallel to the scraping roller 22 are mounted on the second mounting rack 19, a cavity is arranged inside the air pipes 6, and a plurality of air blowing holes 61 are formed in the length direction of one side of the air pipes 6 close to the conveyor belt 14; the rack 1 at one end of the air pipe 6 is also provided with a third cushion table 17, the third cushion table 17 is provided with a blower 62, the air outlet of the blower 62 is communicated with the inner cavity of the air pipe 6, and the blower 62 delivers air into the air pipe 6 and blows the air to the conveyor belt 14 through the blowing holes 61.

The implementation principle of the embodiment is as follows:

the conveying motor 11 is started to drive the driving roller 12 to rotate, the driving roller 12 rotates to drive the conveying belt 14 to rotate, the conveying belt 14 rotates to drive the driven roller 13 to rotate, and then the conveying belt 14 operates to convey materials.

In the process of conveying materials, small sand, clay and the like can be adhered to the conveyor belt 14, and when the small sand and the like which are easy to scrape and wash are adhered to the conveyor belt 14, the tightness between the scraping blade 23 and the conveyor belt 14 is adjusted to be loose, so that the abrasion of the conveyor belt 14 is reduced; when clay or the like which is not easily scraped is adhered to the belt 14, the degree of abutment of the doctor blade 23 against the belt 14 is adjusted to be tightened to enhance the scraping effect of the doctor blade 14. When the scraper 23 needs to be adjusted, the bolt 24 is loosened, at this time, the scraper 23 can rotate for a certain angle by taking the bolt 24 as a rotating shaft, and after the angle of the scraper 23 is adjusted, the bolt 24 is tightened to keep the adjusting scraper 23 and the scraper roller 22 relatively fixed.

After the adjustment of the scraping blade 23 is completed, the washing motor 25 is started, the washing motor 25 drives the scraping roller 22 to rotate, and the scraping roller 22 rotates to drive the scraping blade 23 to rotate and scrape off the substances adhered on the conveyor belt 14. In this process, water in the water jet pipe 26 is jetted onto the conveyor belt 14 through the water jet holes 261, and the brush 262 of the water jet pipe 26 brushes the conveyor belt 14, and since the scraping roller 22 and the water jet pipe 26 are provided in plurality, the above steps are repeated to wash the conveyor belt 14, and the substance adhered to the conveyor belt 14 is washed and falls into the water washing tank 21.

In the cleaning process of the cleaning mechanism 2, muddy water and sand fall into the rinsing bath 21 together, in the process, the screening motor 3 is started, the rotating shaft of the screening motor 3 rotates to drive the first transmission rod 31 to rotate, the first transmission rod 31 rotates to drive one end of the second transmission rod 32 to rotate, one end of the second transmission rod 32 rotates to drive the screen 33 which is rotatably connected to the second transmission rod 32 to horizontally swing along the sliding groove 34, and the screen 33 horizontally swings to screen substances falling on the screen 33; wherein the sand with large particle size is left on the screen 33, the muddy water falls into the rinsing bath 21 and flows out from the muddy water collecting hole 5 along the bottom plate of the obliquely arranged rinsing bath 21 to enter the next flow.

When the large-particle-size sand on the screen 33 is excessively accumulated, the shovel motor 4 is started, a rotating shaft of the shovel motor 4 drives the screw rod 41 to rotate, and the screw rod 41 is provided with threads with opposite screwing directions, so that the first bucket 42 and the second bucket 43 are close to each other after the screw rod 41 rotates until the first bucket 42 and the second bucket 43 are abutted against each other, and the end, close to the screen 33, of the first bucket 42 and the end, close to the screen 33, of the second bucket 43 are in contact with the screen 33, so that the large-particle-size sand on the screen 33 can be collected into a cavity formed by abutting of the first bucket 42 and the second bucket 43, and the large-particle-size sand; the shovel motor 4 is then reversed to return the first and

second scoops

42, 43 to their original positions.

The conveyor belt 14 cleaned by the cleaning mechanism 2 is driven by the conveyor motor 11 to move continuously and pass through the upper part of the air pipe 6, at the moment, the blower 62 is started, air is conveyed into the cavity of the air pipe 6 through the air outlet of the blower 62 and is blown onto the conveyor belt 14 through the blowing hole 61, the conveyor belt 14 is dried by the air pipes 6, and the dried conveyor belt 14 can be transported continuously.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a belt cleaning device of grit conveyer belt, includes frame (1), rotate in frame (1) and install initiative gyro wheel (12), initiative gyro wheel (12) one side be provided with conveyer motor (11) on frame (1), the pivot of conveyer motor (11) with the pivot key-type connection of initiative gyro wheel (12), frame (1) is kept away from the one end of conveyer motor (11) is rotated and is installed driven roller (13), initiative gyro wheel (12) with install conveyer belt (14), its characterized in that on driven roller (13): the cleaning device is characterized in that a cleaning mechanism (2) is further arranged on the rack (1), the cleaning mechanism (2) comprises a rinsing bath (21), the rinsing bath (21) is fixedly arranged on the rack (1) below the conveyor belt (14), a plurality of scraping rollers (22) are rotatably arranged on the inner side wall of the rinsing bath (21), first limiting blocks (221) are arranged on the circumferential side walls of two ends of each scraping roller (22), and first limiting holes (2212) are formed in the first limiting blocks (221) along the axis direction; wiper mechanism (2) still include doctor-bar (23), doctor-bar (23) are close to one side of scraping roller (22) is provided with second stopper (231), second spacing hole (2312) have been seted up along the axis direction on second stopper (231), first spacing hole (2212) with spacing hole (2312) of second are connected through bolt (24), wash bowl (21) one side be provided with washing motor (25) on frame (1), the pivot of washing motor (25) with the pivot key-type connection of scraping roller (22).

2. A sand conveyor belt cleaning apparatus as claimed in claim 1, in which: the rotating direction of one side of the conveyor belt (14) close to the rinsing tank (21) is opposite to the rotating direction of the conveyor motor (11).

3. A sand conveyor belt cleaning apparatus as claimed in claim 1, in which: wiper mechanism (2) still include spray pipe (26), spray pipe (26) set up scrape between roller (22) wash bowl (21) are last, the axis of spray pipe (26) is on a parallel with the axis of scraping roller (22), spray pipe (26) are close to a plurality of hole for water jets (261) have been seted up to one side of conveyer belt (14), hole for water jets (261) with the inside cavity of spray pipe (26) is linked together.

4. A sand conveyor belt cleaning apparatus as claimed in claim 3, in which: the side, close to the conveyor belt (14), of the water spraying pipe (26) is further provided with bristles (262), and one end, far away from the water spraying pipe (26), of each bristle (262) is in contact with one side, close to the water washing tank (21), of the conveyor belt (14).

5. A sand conveyor belt cleaning apparatus as claimed in claim 1, in which: wash bowl (21) one side still install screening motor (3) on frame (1), the pivot of screening motor (3) is run through wash bowl (21) and be connected with first transfer line (31) perpendicularly, first transfer line (31) are kept away from the one end of screening motor (3) is rotated and is installed second transfer line (32), second transfer line (32) are kept away from the one end of first transfer line (31) is rotated and is installed screen cloth (33), scrape roller (22) and keep away from conveyer belt (14) one side seted up sliding groove (34) on the inside wall of wash bowl (21), sliding groove (34) with screen cloth (33) sliding connection.

6. A sand and stone conveyor belt cleaning apparatus as claimed in claim 5, in which: the machine frame (1) is further provided with a stone shoveling motor (4), a rotating shaft of the stone shoveling motor (4) penetrates through the rinsing bath (21) and is connected with a lead screw (41), the axis of the lead screw (41) is perpendicular to the axis of the scraping roller (22), the lead screw (41) is located in a cavity of the rinsing bath (21) between the scraping roller (22) and the screen (33), and threads which are opposite in screwing direction to the two ends of the lead screw (41) along the middle of the lead screw (41) are arranged on the lead screw (41); lead screw (41) are close to the one end of shovel stone motor (4) is provided with first scraper bowl (42), lead screw (41) are kept away from the one end of shovel stone motor (4) is provided with second scraper bowl (43), first scraper bowl (42) with second scraper bowl (43) are close to the one end of screen cloth (33) with screen cloth (33) contact.

7. A sand and stone conveyor belt cleaning apparatus as claimed in claim 6, in which: be close to shovel stone motor (4) one side seted up muddy water collecting hole (5) on the lateral wall of wash bowl (21), be provided with muddy water collecting pipe (51) on muddy water collecting hole (5), muddy water collecting pipe (51) with the inside cavity of wash bowl (21) is linked together.

8. A sand and stone conveyor belt cleaning apparatus as claimed in claim 7, in which: the bottom plate of the rinsing bath (21) is arranged obliquely, and the bottom plate of the rinsing bath (21) close to one end of the shovel motor (4) is lower than the bottom plate of the rinsing bath (21) far away from one end of the shovel motor (4).

9. A sand conveyor belt cleaning apparatus as claimed in claim 1, in which: wash bowl (21) keep away from shovel stone motor (4) one side still be provided with a plurality of tuber pipes (6) on frame (1), the axis of tuber pipe (6) is on a parallel with the axis of scraping roller (22), just tuber pipe (6) inside is equipped with the cavity, tuber pipe (6) are close to a plurality of blowholes (61) have been seted up to one side of conveyer belt (14), tuber pipe (6) one end still install hair-dryer (62) on frame (1), the air outlet of hair-dryer (62) with the inside cavity of tuber pipe (6) is linked together.