CN212168144U - Rotary and detachable roller screen shaft cleaning device - Google Patents

Abstract

The utility model discloses a rotatory detachable roller bearing sieve shaft cleaning device, including the roller bearing sieve box, the inside of roller bearing sieve box is equipped with the sieve axle, the epaxial even suit sieve piece of sieve, the left end of sieve axle passes the outside that the roller bearing sieve box extended to the roller bearing sieve box, the left end fixed mounting of sieve axle has the shaft coupling. The utility model discloses a be provided with sieve axle belt pulley, V belt, clean axle belt pulley, clean tooth, fixing bolt and square shaft through-hole for through sieve axle drive rotation square shaft rotatory, four rows clean the tooth and clean the material that adheres between sieve axle sieve piece in proper order, compare in the fixed tooth that cleans of single group of present cleaning device, the multiple improvement sieve axle cleaning device's life, reduced the maintenance volume; the utility model discloses clean the tooth and be detachable with rotatory square shaft, only need change the serious tooth that cleans of wearing and tearing during routine maintenance, reduced the wasting of resources, improved work efficiency.

Description

Rotary and detachable roller screen shaft cleaning device

Technical Field

The utility model relates to a thermal power factory coal conveying roller bearing sieve axle cleaning device technical field specifically is a rotatory detachable roller bearing sieve axle cleaning device.

Background

The roller screen shaft cleaning device has the main function of cleaning materials adhered to a roller screen shaft, the conventional roller screen shaft cleaning device adopts a mode of mounting and fixing the cleaning device under the screen shaft, and cleaning teeth of the cleaning device are positioned between screen plates of the screen shaft. Sieve axle rotation sieve divides the material, when the material was adhered at the sieve epaxial and reached certain thickness and contact cleaning device simultaneously, cleaning device cleaned the tooth and cleaned it and adhered at the epaxial material of sieve totally, and sieve axle cleaning device is fixed integral type or fixed detachable at present, has the drawback that the wasting of resources and maintenance cost are big.

Present fixed integral type sieve axle cleaning device fixes on the roller screen, and the friction clearance through cleaning the tooth with fixed during sieve axle rotation lies in the adhesion thing between the sieve piece, and long-term friction leads to cleaning the tooth and shortens, shortens when certain degree when wearing and tearing, needs whole change sieve axle cleaning device this moment, and the adhesion thing between the sieve axle lasts the accumulation otherwise, leads to the roller screen to lose the screening meaning, has the wasting of resources.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory detachable roller bearing sieve axle cleaning device to solve the fixed integral type sieve axle cleaning device who proposes in the above-mentioned background art, the friction clearance through cleaning the tooth with the fixed during sieve axle rotation lies in the adhesion between the sieve piece, and long-term friction leads to cleaning the tooth and shortens, when wearing and tearing shorten to a certain extent, needs whole change sieve axle cleaning device to have the problem of wasting of resources this moment.

In order to achieve the above object, the utility model provides a following technical scheme: a rotary detachable roller screen shaft cleaning device comprises a roller screen box body, a screen shaft is arranged inside the roller screen box body, screen sheets are uniformly sleeved on the screen shaft, the left end of the screen shaft penetrates through the roller screen box body and extends to the outer side of the roller screen box body, a coupler is fixedly mounted at the left end of the screen shaft, a first screen shaft bearing seat is sleeved on the left end of the screen shaft outside the roller screen box body, a first screen shaft bracket is fixedly mounted at the left side of the roller screen box body, the top end of the first screen shaft bearing seat is fixedly connected with the bottom end of the first screen shaft bracket, the right end of the screen shaft penetrates through the roller screen box body and extends to the outer side of the roller screen box body, a second screen shaft bearing seat is sleeved on the right end of the screen shaft outside the roller screen box body, a second screen shaft bracket is fixedly mounted at the right side of the roller screen box body, and the top end of the second screen shaft bearing seat is fixedly connected with the bottom end of the second screen, the inside of roller bearing sieve box is equipped with rotatory square shaft, the left end of rotatory square shaft extends to the outside of roller bearing sieve box, the first axle bearing frame that cleans has been cup jointed on the rotatory square shaft left end in the roller bearing sieve box outside, the left side fixed mounting of roller bearing sieve box has the first support of axle that cleans, and the bottom of the first axle bearing frame that cleans and the top fixed connection of the first axle support that cleans, the right-hand member of rotatory square shaft extends to the outside of roller bearing sieve box, the second axle bearing frame that cleans has been cup jointed on the rotatory square shaft right end in the roller bearing sieve box outside, the right side fixed mounting of roller bearing sieve box has the second to clean the axle support, the top that the second cleaned the axle support and the bottom fixed connection that the second cleaned the axle bearing frame, evenly be equipped with the multiunit on the rotatory square shaft of roller bearing sieve box inboard cleans the tooth.

Preferably, the right end of the sieve shaft is sleeved with a sieve shaft belt pulley, the sieve shaft belt pulley is sleeved with a triangular belt, the right end of the rotating square shaft is sleeved with a cleaning shaft belt pulley, and the cleaning shaft belt pulley and the triangular belt are matched with each other to form a power mechanism.

Preferably, the number of the cleaning teeth in each group is two, and the cleaning teeth are opposite up and down.

Preferably, every group clean one side that the tooth kept away from each other and all seted up the through-hole, the rear side clean inside all installed fixing bolt of tooth through-hole, and fixing bolt's the end of inserting all extends to the outside that the tooth was cleaned to the front side through square shaft through-hole.

Preferably, first bevel gear has been cup jointed on the inboard rotatory square shaft right-hand member of roller bearing sieve box, roller bearing sieve box inner wall right side fixed mounting has the sleeve pipe, the pivot has been cup jointed in the activity of sheathed tube inboard, the top fixed mounting of pivot has second bevel gear, and second bevel gear and first bevel gear intermeshing, the inner wall right side fixed mounting of roller bearing sieve box has the mount, the top slidable mounting of mount has the sliding frame, the inside of sliding frame is equipped with the half gear, and tooth on the half gear mutually supports with the inboard tooth of sliding frame, the top of half gear and the bottom fixed connection of pivot, the left side fixed mounting of sliding frame has the picture peg, the left side of picture peg is equipped with the connecting plate, the top fixed mounting of connecting plate has the sponge board.

Preferably, the slot has been seted up on the right side of connecting plate, the left end of picture peg inserts in the inside of slot, the second cavity has been seted up in the connecting plate of slot inner wall bottom, and the second cavity is linked together with the slot, first cavity has been seted up to the bottom of picture peg, the inside fixed mounting of first cavity has compression spring, compression spring's bottom fixed mounting has spacing inserted block, and the bottom of spacing inserted block extends to the inside of second cavity, set up the spout in the connecting plate on slot inner wall top, the inside slidable mounting of spout has the slider, the bottom of slider and the top fixed connection of picture peg.

Preferably, the bottom end of the connecting plate is provided with a connecting groove, the connecting groove is communicated with the second cavity, and a push rod is inserted into the connecting groove.

Preferably, extension springs are fixedly mounted in the connecting plate at the bottom end of the inner wall of the second cavity, the number of the extension springs is two, and the top ends of the extension springs are fixedly connected with the bottom end of a push rod inside the second cavity.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the screen shaft belt pulley, the triangular belt, the cleaning shaft belt pulley, the cleaning teeth, the fixing bolt and the square shaft through hole, the square shaft is driven to rotate through the rotation of the screen shaft, four rows of cleaning teeth sequentially clean materials adhered between screen pieces on the screen shaft, and compared with a single group of fixed cleaning teeth of the existing cleaning device, the service life of the screen shaft cleaning device is prolonged in multiples, and the maintenance and overhaul quantity is reduced; the utility model discloses clean the tooth and be detachable with rotatory square shaft, only need change the serious tooth that cleans of wearing and tearing during routine maintenance, reduced the wasting of resources, improved work efficiency.

2. Through being provided with first bevel gear, second bevel gear, the apparatus further comprises a rotating shaft, the half-gear, the sliding frame, connecting plate and rotatory square shaft, it is rotatory to make to drive first bevel gear through rotatory square shaft rotation, first bevel gear and second bevel gear meshing, thereby it is rotatory to drive the pivot, and the half-gear and the sliding frame meshing cooperation of pivot bottom, thereby make the sliding frame horizontal slip on the mount, thereby make the sponge board carry out sliding contact to cleaning the tooth, thereby clean the material of adhesion on the mount, thereby reduce the material and pile up on cleaning the tooth, thereby the influence cleans the condition that the tooth cleaned efficiency to the sieve piece.

3. Through being provided with compression spring, second cavity, spacing inserted block and push rod for holding the push rod and upwards promoting, the push rod drives spacing inserted block compression spring and inwardly moving, and at this moment the picture peg is no longer connected spacingly with the connecting plate, thereby can maintain the change to connecting plate and sponge board, and easy operation is convenient, has promoted the flexibility when this device operation is used greatly.

Drawings

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

FIG. 2 is a schematic view of a screen shaft of the present invention;

FIG. 3 is a front view of the sweeping device of the present invention;

FIG. 4 is a schematic top view of the cleaning device of the present invention;

FIG. 5 is a schematic view of the cleaning tooth assembly structure of the present invention;

fig. 6 is a schematic view of the explosion structure of the cleaning device of the present invention;

FIG. 7 is a schematic front view of the rotating shaft structure of the present invention;

fig. 8 is a schematic bottom view of the sliding frame structure of the present invention;

fig. 9 is an enlarged schematic view of a portion of the structure in fig. 1.

In the figure: 1. a roller screen box body; 2. a first cleaning shaft support; 3. a first cleaning shaft bearing seat; 4. a coupling; 5. a first sieve shaft bearing seat; 6. a first sieve shaft support; 7. a screen shaft; 8. screening sheets; 9. a second sieve shaft support; 10. a second sieve shaft bearing seat; 11. a sieve shaft pulley; 12. a V-belt; 13. cleaning a shaft belt pulley; 14. a second cleaning shaft bearing seat; 15. a second cleaning shaft support; 16. cleaning teeth; 17. fixing the bolt; 18. rotating the square shaft; 19. a square shaft through hole; 20. a sleeve; 21. a first bevel gear; 22. a second bevel gear; 23. a rotating shaft; 24. a half gear; 25. a sliding frame; 26. a fixed mount; 27. a connecting plate; 28. a sponge plate; 29. a slot; 30. a first cavity; 31. a compression spring; 32. a second cavity; 33. connecting grooves; 34. a push rod; 35. an extension spring; 36. a chute; 37. a slider; 38. inserting plates; 39. and limiting the inserting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides an embodiment:

a rotary and detachable roller screen shaft cleaning device comprises a roller screen box body 1, a screen shaft 7 is arranged inside the roller screen box body 1, screen sheets 8 are uniformly sleeved on the screen shaft 7, the left end of the screen shaft 7 penetrates through the roller screen box body 1 and extends to the outer side of the roller screen box body 1, a coupler 4 is fixedly mounted at the left end of the screen shaft 7, a first screen shaft bearing seat 5 is sleeved at the left end of the screen shaft 7 outside the roller screen box body 1, a first screen shaft support 6 is fixedly mounted at the left side of the roller screen box body 1, the top end of the first screen shaft bearing seat 5 is fixedly connected with the bottom end of the first screen shaft support 6, the right end of the screen shaft 7 penetrates through the roller screen box body 1 and extends to the outer side of the roller screen box body 1, a second screen shaft bearing seat 10 is sleeved at the right end of the screen shaft 7 outside the roller screen box body 1, a second screen shaft support 9 is fixedly mounted at the right side of the roller screen box body 1, and the top end of the second screen shaft bearing seat 10, a rotary square shaft 18 is arranged in the roller screen box body 1, the left end of the rotary square shaft 18 extends to the outer side of the roller screen box body 1, a first cleaning shaft bearing seat 3 is sleeved on the left end of the rotary square shaft 18 on the outer side of the roller screen box body 1, a first cleaning shaft support 2 is fixedly arranged on the left side of the roller screen box body 1, the bottom end of the first cleaning shaft bearing seat 3 is fixedly connected with the top end of the first cleaning shaft support 2, the right end of the rotary square shaft 18 extends to the outer side of the roller screen box body 1, a second cleaning shaft bearing seat 14 is sleeved on the right end of the rotary square shaft 18 on the outer side of the roller screen box body 1, a second cleaning shaft support 15 is fixedly arranged on the right side of the roller screen box body 1, the top end of the second cleaning shaft support 15 is fixedly connected with the bottom end of the second cleaning shaft bearing seat 14, a screen shaft belt pulley 11 is sleeved on the right end of the screen shaft 7, a, the right-hand member of rotatory square shaft 18 has cup jointed on it cleans a belt pulley 13, and clean a belt pulley 13 and a V belt 12 and mutually support and constitute power unit, when sieve axle 7 rotates, sieve axle 7 drives sieve axle belt pulley 11 and rotates, because sieve axle belt pulley 11, V belt 12 and clean a belt pulley 13 and mutually support and constitute power unit, therefore at this moment rotatory square shaft 18 rotates, thereby make the epaxial material of gluing between sieve piece 8 on sieve axle 7 of rotatory square shaft 16 clean in proper order, through this kind of mode, when sieve axle 7 is rotatory, rotatory square shaft 18 drives and cleans tooth 16 and rotates, thereby clean the epaxial material of sieve, thereby two rows of four groups clean the sieve axle 16 in proper order and clean the sieve axle 16 thereby the effectual circumstances that cleans tooth 16 and sieve axle 7 contact wear that has reduced, thereby the effectual life who cleans tooth 16 that has promoted.

Evenly be equipped with the multiunit on the rotatory square shaft 18 of roller screen box 1 inboard and clean tooth 16, the quantity that tooth 16 was cleaned to every group all is two, and cleans tooth 16 and be opposite form from top to bottom, increases to four rows through cleaning tooth 16 with on the sieve axle 7, has promoted the efficiency that this device during operation cleaned greatly.

Each group of cleaning teeth 16 is provided with a through hole at one side far away from each other and a rear side, a fixing bolt 17 is arranged in each through hole of each cleaning tooth 16, and the insertion end of each fixing bolt 17 extends to the outer side of each front cleaning tooth 16 through a square shaft through hole 19. Each group of cleaning teeth 16 are all installed on the rotary square shaft 18 through the square shaft through holes 19 and the fixing bolts 17, so that when a certain cleaning tooth 16 is seriously abraded or damaged, only the fixing bolts 17 on the square shaft through holes 19 are required to be screwed, so that the square shaft through holes 19 are not required to connect the abrasion cleaning teeth 16 with the rotary square shaft 18 any more, and then the cleaning teeth 16 required to be replaced are replaced, thereby greatly reducing the maintenance amount and the overhaul cost.

The right end of a rotating square shaft 18 on the inner side of a roller screen box body 1 is sleeved with a first bevel gear 21, the right side of the inner wall of the roller screen box body 1 is fixedly provided with a sleeve 20, the inner side of the sleeve 20 is movably sleeved with a rotating shaft 23, the top end of the rotating shaft 23 is fixedly provided with a second bevel gear 22, the second bevel gear 22 is meshed with the first bevel gear 21, the right side of the inner wall of the roller screen box body 1 is fixedly provided with a fixed frame 26, the top end of the fixed frame 26 is slidably provided with a sliding frame 25, the sliding frame 25 is internally provided with a half gear 24, teeth on the half gear 24 are matched with teeth on the inner side of the sliding frame 25, the top end of the half gear 24 is fixedly connected with the bottom end of the rotating shaft 23, the left side of the sliding frame 25 is fixedly provided with an inserting plate 38, the left side of the inserting plate, first bevel gear 21 and second bevel gear 22 mesh to it is rotatory to drive pivot 23, and the half-gear 24 and the meshing cooperation of sliding frame 25 of pivot 23 bottom, thereby make sliding frame 25 slide from side to side on mount 26, thereby make sponge board 28 carry out sliding contact to cleaning tooth 16, thereby clean the material of adhesion on the mount 26, thereby reduce the material and pile up on cleaning tooth 16, thereby the influence cleans the condition that tooth 16 cleaned efficiency to sieve piece 8.

The right side of the connecting plate 27 is provided with a slot 29, the left end of the inserting plate 38 is inserted into the slot 29, the connecting plate 27 at the bottom end of the inner wall of the slot 29 is provided with a second cavity 32, the second cavity 32 is communicated with the slot 29, the bottom end of the inserting plate 38 is provided with a first cavity 30, the inside of the first cavity 30 is fixedly provided with a compression spring 31, the bottom end of the compression spring 31 is fixedly provided with a limit inserting block 39, the bottom end of the limit inserting block 39 extends into the second cavity 32, the connecting plate 27 at the top end of the inner wall of the slot 29 is provided with a sliding groove 36, the inside of the sliding groove 36 is provided with a sliding block 37 in a sliding manner, the bottom end of the sliding block 37 is fixedly connected with the top end of the inserting plate 38, the slot 29 is inserted in alignment with the inserting plate 38, the right side of the connecting plate 27 extrudes the limit inserting block 39 during inserting, the limit inserting block 39 is, compression spring 31 is because the elastic potential energy release that the compression produced, and the elasticity that resets and produce drives spacing inserted block 39 and inserts in the inside of second cavity 32, and spacing inserted block 39 is spacing each other with second cavity 32 at this moment to be connected picture peg 38 and connecting plate 27 spacing, at this moment the installation is accomplished, and the installation is convenient fast, has promoted the flexibility when this device uses greatly.

Connecting groove 33 has been seted up to the bottom of connecting plate 27, and connecting groove 33 is linked together with second cavity 32, and push rod 34 has been inserted to the inside of connecting groove 33, upwards promotes through holding push rod 34, and push rod 34 drives spacing inserted block 39 extrusion compression spring 31 and inwards contracts to it is spacing no longer to make spacing inserted block 39 be connected with second cavity 32, and easy operation is convenient, and the staff's of being convenient for operation uses this device.

Fixed mounting has extension spring 35 in the connecting plate 27 of second cavity 32 inner wall bottom, and extension spring 35's quantity is two, two extension spring 35's top all with the inside push rod 34 bottom fixed connection of second cavity 32, when push rod 34 upwards moves in second cavity 32, push rod 34 drives extension spring 35 tensile deformation, when stopping to the push rod 34 application of force, extension spring 35 is owing to the elasticity release of tensile production, it moves down to reset drive push rod 34, and with the rigidity of push rod 34, thereby reduce during operation push rod 34 and reciprocate in second cavity 32, thereby the condition that the influence device used, thereby the stability of this device during operation has been promoted.

The working principle is as follows: when the cleaning machine is used, when the screen shaft 7 rotates, the screen shaft belt pulley 11 is driven to rotate, so that the triangular belt 12 is driven to rotate, the screen shaft belt pulley 11, the triangular belt 12 and the cleaning shaft belt pulley 13 are matched with each other to form a power mechanism, at the moment, the rotating square shaft 18 rotates, so that the cleaning teeth 16 on the rotating square shaft 18 sequentially clean materials adhered between the screen plates 8 on the screen shaft 7, when the rotating square shaft 18 rotates, the rotating square shaft 18 drives the first bevel gear 21 to rotate, because the second bevel gear 22 at the bottom end of the first bevel gear 21 is meshed with the first bevel gear 21, at the moment, the second bevel gear 22 is forced to rotate and drives the rotating shaft 23 to rotate, the rotating shaft 23 is fixedly connected with the half gear 24, at the moment, the half gear 24 is forced to rotate, teeth on the half gear 24 are meshed with teeth in the sliding frame 25, so that when the half gear 24 rotates, the sliding frame 25 is driven to move left and right, at this time, the sliding frame 25 drives the sponge plate 28 on the left connecting plate 27 to move left and right, so as to move and attach to one end of the fixing frame 26, and adsorb the material adhered to one end of the fixing frame 26.

When the cleaning teeth 16 are worn, the cleaning teeth 16 are not fixedly connected with the rotating square shaft 18 by screwing the fixing bolts 17 on the worn cleaning teeth 16 through the square shaft through holes 19, so that the single worn cleaning teeth 16 can be replaced, when the connecting plate 27 and the sponge plate 28 need to be cleaned, maintained or replaced, the push rod 34 is held and pushed upwards, the push rod 34 moves upwards in the second cavity 32 and drives the extension spring 35 to stretch and deform, when the push rod 34 moves to a certain position, the top end of the push rod 34 is attached to the bottom end of the limit insert block 39, when the push rod 34 continues to move, the limit insert block 39 is driven by the push rod 34 to extrude the compression spring 31 to compress and deform, when the limit insert block 39 moves to a certain position, the limit insert block 39 is not connected with the second cavity 32 any more, at this time, the connecting plate 27 is not fixedly connected with the insert plate 38, at this time, the connecting plate 27 can be detached from, thereby performing maintenance and replacement thereof.

During installation, the slot 29 is inserted in alignment with the inserting plate 38, the right side of the connecting plate 27 extrudes the limiting inserting block 39 during insertion, the left side of the limiting inserting block 39 is stressed, the left side of the limiting inserting block 39 is an arc-shaped surface, so when the left side of the limiting inserting block 39 is stressed, the limiting inserting block 39 moves inwards to drive the compression spring 31 to compress and deform, when the inserting plate 38 is completely inserted into the slot 29, elastic potential energy generated by compression of the compression spring 31 is released, elastic force generated by resetting drives the limiting inserting block 39 to be inserted into the second cavity 32, the limiting inserting block 39 and the second cavity 32 are limited mutually, the inserting plate 38 and the connecting plate 27 are connected and limited, and installation of the device is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a rotatory detachable roller screen sieve axle cleaning device, includes roller screen box (1), its characterized in that: the roller screen box is characterized in that a screen shaft (7) is arranged in the roller screen box body (1), screen sheets (8) are uniformly sleeved on the screen shaft (7), the left end of the screen shaft (7) penetrates through the roller screen box body (1) and extends to the outer side of the roller screen box body (1), a coupler (4) is fixedly mounted at the left end of the screen shaft (7), a first screen shaft bearing seat (5) is sleeved at the left end of the screen shaft (7) at the outer side of the roller screen box body (1), a first screen shaft bracket (6) is fixedly mounted at the left side of the roller screen box body (1), the top end of the first screen shaft bearing seat (5) is fixedly connected with the bottom end of the first screen shaft bracket (6), the right end of the screen shaft (7) penetrates through the roller screen box body (1) and extends to the outer side of the roller screen box body (1), a second screen shaft bearing seat (10) is sleeved at the right end of the screen shaft (7) at the outer side of, a second sieve shaft bracket (9) is fixedly installed on the right side of the roller sieve box body (1), the top end of a second sieve shaft bearing seat (10) is fixedly connected with the bottom end of the second sieve shaft bracket (9), a rotating square shaft (18) is arranged inside the roller sieve box body (1), the left end of the rotating square shaft (18) extends to the outer side of the roller sieve box body (1), a first cleaning shaft bearing seat (3) is sleeved on the left end of the rotating square shaft (18) on the outer side of the roller sieve box body (1), a first cleaning shaft bracket (2) is fixedly installed on the left side of the roller sieve box body (1), the bottom end of the first cleaning shaft bearing seat (3) is fixedly connected with the top end of the first cleaning shaft bracket (2), the right end of the rotating square shaft (18) extends to the outer side of the roller sieve box body (1), a second cleaning shaft bearing seat (14) is sleeved on the right end of the rotating square shaft (18) on the outer side of the roller sieve box body (1), a second cleaning shaft support (15) is fixedly mounted on the right side of the roller screen box body (1), the top end of the second cleaning shaft support (15) is fixedly connected with the bottom end of a second cleaning shaft bearing seat (14), and a plurality of groups of cleaning teeth (16) are uniformly arranged on a rotating square shaft (18) on the inner side of the roller screen box body (1).

2. The rotary detachable roller screen shaft sweeping device of claim 1, wherein: the right-hand member of sieve axle (7) has cup jointed sieve axle belt pulley (11), have cup jointed V belt (12) on sieve axle belt pulley (11), have cup jointed on the right-hand member of rotatory square shaft (18) and have cleaned an axle belt pulley (13), and clean an axle belt pulley (13) and cooperate constitution power unit with V belt (12) each other.

3. The rotary detachable roller screen shaft sweeping device of claim 1, wherein: the number of the cleaning teeth (16) in each group is two, and the cleaning teeth (16) are opposite up and down.

4. The rotary detachable roller screen shaft sweeping device of claim 1, wherein: every group clean one side that tooth (16) kept away from each other and all seted up the through-hole, the rear side clean tooth (16) through-hole inside all install fixing bolt (17), and the end of inserting of fixing bolt (17) all extends to the outside that the tooth (16) was cleaned to the front side through square shaft through-hole (19).

5. The rotary detachable roller screen shaft sweeping device of claim 1, wherein: first bevel gear (21) has been cup jointed on the rotatory square shaft (18) right-hand member of roller screen box (1) inboard, roller screen box (1) inner wall right side fixed mounting has sleeve pipe (20), pivot (23) have been cup jointed in the inboard activity of sleeve pipe (20), the top fixed mounting of pivot (23) has second bevel gear (22), and second bevel gear (22) and first bevel gear (21) intermeshing, the inner wall right side fixed mounting of roller screen box (1) has mount (26), the top slidable mounting of mount (26) has sliding frame (25), the inside of sliding frame (25) is equipped with half gear (24), and tooth on half gear (24) mutually supports with the tooth of sliding frame (25) inboard, the top of half gear (24) and the bottom fixed connection of pivot (23), the left side fixed mounting of sliding frame (25) has picture peg (38), the left side of picture peg (38) is equipped with connecting plate (27), the top fixed mounting of connecting plate (27) has sponge board (28).

6. The rotary detachable roller screen shaft sweeping device of claim 5, wherein: a slot (29) is arranged on the right side of the connecting plate (27), the left end of the inserting plate (38) is inserted into the slot (29), a second cavity (32) is arranged in the connecting plate (27) at the bottom end of the inner wall of the slot (29), the second cavity (32) is communicated with the slot (29), the bottom end of the insert plate (38) is provided with a first cavity (30), a compression spring (31) is fixedly arranged in the first cavity (30), the bottom end of the compression spring (31) is fixedly provided with a limit insert block (39), and the bottom end of the limiting insert block (39) extends to the inside of the second cavity (32), a sliding groove (36) is arranged in the connecting plate (27) at the top end of the inner wall of the slot (29), the inside slidable mounting of spout (36) has slider (37), the bottom of slider (37) and the top fixed connection of picture peg (38).

7. The rotary detachable roller screen shaft sweeping device of claim 6, wherein: connecting groove (33) have been seted up to the bottom of connecting plate (27), and connecting groove (33) are linked together with second cavity (32), push rod (34) have been inserted to the inside of connecting groove (33).

8. The rotary detachable roller screen shaft sweeping device of claim 7, wherein: extension springs (35) are fixedly mounted in the connecting plate (27) at the bottom end of the inner wall of the second cavity (32), the number of the extension springs (35) is two, and the top ends of the extension springs (35) are fixedly connected with the bottom end of a push rod (34) inside the second cavity (32).

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