CN217761921U - Device for preventing abrasion and jamming of roller of rotary filter screen - Google Patents

Abstract

The utility model discloses a device for preventing abrasion and jamming of roller of a rotary filter screen, which comprises a water treatment groove and a lug arranged on the inner wall of the water treatment groove, wherein an adjustable driving device is arranged on the ground, the adjustable driving device comprises a top plate, a base plate positioned at the lower part of the top plate, a horizontal calibration part arranged on the upper surface of the base plate and a shaft lever arranged at the execution end of the horizontal calibration part, and chain wheels are symmetrically arranged at the two ends of the shaft lever; the bottom of the bump is provided with an air injection guide rail device, and the air injection guide rail device comprises a track and an air injection part embedded in the track; the rotary filtering device is arranged between the chain wheel and the track and comprises a plurality of V-shaped screen meshes, two adjacent V-shaped screen meshes are hinged with the base rod, the inner sleeves at the two ends of the base rod are symmetrically arranged, the outer sleeves outside the inner sleeves are arranged, the rollers on the outer walls of the outer sleeves are arranged, and the inner chain plates and the outer chain plates at the two ends of the outer sleeves are symmetrically arranged. The utility model relates to a be convenient for clean anti-sticking puckery to the gyro wheel, be convenient for protect the device to the gyro wheel.

Description

Device for preventing abrasion and jamming of roller of rotary filter screen

Technical Field

The utility model relates to a rotary filter screen's technical field specifically is a device that prevents rotary filter screen gyro wheel wearing and tearing jam.

Background

The rotary filter screen is driven by a motor and mainly prevents sea sundries and other garbage from entering the circulating water pump and entering the condenser to block a titanium pipe of the condenser.

According to the chain structure of the rotary filter screen provided by the patent document with the application number of CN201220472253.5, the product comprises a roller shaft, two outer chain plates are respectively and fixedly connected to two ends of the roller shaft, a sleeve is sleeved on the roller shaft between the outer chain plates, and inner chain plates are fixedly connected to two ends of the sleeve; and the periphery of the sleeve is also connected with a roller. The product reduces the abrasion between the roller shaft and the inner chain plate, and simultaneously eliminates the abrasion to the chain part after the oil-free bearing is doped with impurities, thereby prolonging the service life of the rotary filter screen chain and ensuring the reliable operation of a water circulation system of a power station.

The product in the above-mentioned patent reduces the wearing and tearing of gyro wheel axle and inner plate, eliminates the wearing and tearing to the chain part after oil free bearing incorporates impurity simultaneously to the life of extension rotary screen chain guarantees power station water circulating system's reliable operation, but is not convenient for clean anti-sticking astringent to the gyro wheel, and is not convenient for protect the gyro wheel.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a device for preventing rotary filter screen gyro wheel wearing and tearing are stuck for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a device for preventing abrasion and jamming of rollers of a rotary filter screen comprises a water treatment groove embedded in the ground and a convex block arranged on the inner wall of the water treatment groove, wherein an adjustable driving device is arranged on the ground and is positioned right above the convex block, the adjustable driving device comprises a top plate connected with the ground through a plurality of guide rail rods, a base plate connected with the guide rail rods in a sliding manner, a vertical calibration component arranged at the top of the top plate and used for driving the base plate to lift, a horizontal calibration component arranged on the upper surface of the base plate, and a driving motor, a speed reducer and a shaft rod which are arranged at an execution end of the horizontal calibration component and connected in sequence, wherein chain wheels are symmetrically arranged at two ends of the shaft rod;

the bottom of the lug is symmetrically provided with the air injection guide rail devices, each air injection guide rail device comprises a track arranged at the bottom of the lug, an air injection part embedded in the track, and an air transmission part arranged on the ground and used for transmitting air into the air injection part;

the sprocket with be equipped with rotary filter between the track, rotary filter includes a plurality of V type screen cloth, adjacent two the equal articulated base rod of V type screen cloth, the symmetry is located the endotheca at base rod both ends, the cover is located the outside overcoat of endotheca, the cover is located the gyro wheel of overcoat outer wall, and the symmetry is located overcoat both ends and cover are located the outside inner chain plate of endotheca and outer chain plate, the inner chain plate is fixed at V type screen cloth lateral wall, rotary filter winds sprocket and track rotate, the gyro wheel contact the track.

Preferably, the vertical calibration component comprises a first stepping motor arranged at the top of the top plate, and a first screw rod arranged at an execution end of the first stepping motor and connected with the base plate through a nut. In the preferred embodiment, the height of the sprocket is adjusted by the vertical alignment member to adjust the tension of the rotary filter device.

Preferably, the horizontal calibration component comprises a translation plate slidably connected with the upper surface of the base plate, a second stepping motor arranged on the upper surface of the base plate, and a second lead screw arranged at the execution end of the second stepping motor and connected with the translation plate through a nut, the upper surface of the translation plate is connected with a driving motor and a speed reducer, and the upper surface of the translation plate is connected with the shaft rod through a bearing seat. In the preferred embodiment, the horizontal position of the chain wheel is adjusted by the horizontal calibration component, so that the centering degree of the chain wheel and the lug is adjusted.

Preferably, one side of the top plate is provided with a washing component for cleaning the roller, the washing component comprises a positioning guide rod arranged on one side of the top plate, and a water spray pipe arranged on one side of the positioning guide rod, close to the roller, and a water source pipe arranged on the other side of the positioning guide rod and communicated with the water spray pipe. In the preferred embodiment, the flushing part is used for facilitating the flushing and removing of impurities on the surface of the roller, so that the roller can work normally.

Preferably, the air injection part comprises an air flow channel arranged in the track, an air injection hole penetrating through the outer wall of the track and communicated with the air flow channel, and a metal net arranged on the inner wall of the air injection hole. In the preferred embodiment, the air injection part is used for conveniently carrying out air flow washing on the roller contacting with the track, so that impurities are prevented from influencing the operation of the roller.

Preferably, the gas transmission component comprises a gas pump arranged on the ground, an execution end of the gas pump is communicated with the gas flow channel through a transmission pipeline, and the outer wall of the transmission pipeline is provided with a flow sensor. In the preferred embodiment, the gas transmission component is used for facilitating the input of the gas flow with proper flow rate into the gas injection component.

Preferably, the outer sleeve is located including the cover the outside outer cover pipe of endotheca to and the symmetry is located two support rings at outer cover pipe both ends, two the support ring is kept away from one side of outer cover pipe is connected inner chain plate and outer chain plate respectively, the diameter of support ring is greater than the diameter of gyro wheel. In the preferred embodiment, the sprocket is prevented from pressing against the roller by the contact of the outer case with the sprocket to prevent the roller from being damaged.

Preferably, two be equipped with between the support ring and scrape dirty part, scrape dirty part and include that both ends connect the dirty board of scraping of two support rings respectively. In the preferred embodiment, the scraping of the foreign substances adhered to the surface of the roller is facilitated by the scraping member.

Preferably, the inner chain plate with be equipped with joint part between the outer chain plate, joint part is including locating the inner chain plate with joint plate between the outer chain plate, joint plate is used for the joint sprocket. In the preferred embodiment, the chain wheel drives the rotary filtering device to rotate stably through the clamping component.

Preferably, subaerial being equipped with and being used for assisting gyro wheel pivoted to assist changes the part, assist to change the part including being located subaerial and stretching over the water treatment recess assist the pivot, the cover is located assist two of pivot outer wall and assist the roller, and locate assist the drive motor of pivot one end, the support axle bed of the other end, drive motor with support axle bed bottom all is equipped with the sliding plate, subaerial being equipped with the electronic jar that is used for driving the sliding plate and removes. In this preferred embodiment, through assisting the commentaries on classics part and being convenient for assist the rotation to the gyro wheel, prevent the gyro wheel bite.

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

the device in the utility model is convenient for cleaning and anti-jamming the roller, and is convenient for protecting the roller;

highly advance the regulation through vertical alignment part sprocket of being convenient for, so that the tensioning degree of pairing rotation filter equipment is adjusted, be convenient for adjust the horizontal position of sprocket through horizontal alignment part, so that adjust the centering degree of sprocket and lug, be convenient for wash the impurity of getting rid of the gyro wheel surface through washing parts, so that the gyro wheel normally works, be convenient for carry out the air current to the orbital gyro wheel of contact and wash through jet-propelled part, prevent that impurity from influencing the gyro wheel work, be convenient for to the air current of the suitable flow of input in jet-propelled part through gas transmission part, through overcoat and sprocket contact, in order to prevent sprocket extrusion gyro wheel, in order to prevent the gyro wheel damage, be convenient for strike off the impurity of adhesion in the gyro wheel surface through scraping dirty part, it drives rotary filter equipment through the joint part to be convenient for the sprocket and rotates steadily, be convenient for carry out supplementary rotation to the gyro wheel through assisting commentaries on classics part, prevent the gyro wheel jam.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is an isometric view of the overall structure of the present invention;

FIG. 2 is an exploded view of the main structure of the present invention;

fig. 3 is an exploded view of the structure of the air injection guide rail device of the present invention;

FIG. 4 is an exploded view of the rotary filter device of the present invention;

fig. 5 is a side view of the overall structure of the present invention;

fig. 6 is a top view of the whole structure of the present invention;

fig. 7 is a sectional view of the whole structure of the present invention;

fig. 8 is an enlarged view of the structure at a of the present invention.

Description of the drawings: 10. a water treatment groove; 11. a bump; 20. the driving device can be calibrated; 21. a guide rail rod; 22. a top plate; 23. a base plate; 24. a vertical alignment member; 241. a first stepper motor; 242. a first lead screw; 25. a horizontal calibration component; 251. a translation plate; 252. a second step motor; 253. a second screw rod; 26. a drive motor; 27. a speed reducer; 28. a shaft lever; 281. a sprocket; 29. a flushing component; 291. positioning the guide rod; 292. a water spray pipe; 293. a water source pipe; 30. a jet guide rail device; 31. a track; 32. a gas injection part; 321. an air flow channel; 322. a gas injection hole; 323. a metal mesh; 33. a gas delivery component; 331. an air pump; 332. a transport pipeline; 333. a flow sensor; 34. an auxiliary rotating member; 341. an auxiliary rotating shaft; 342. auxiliary rotating rollers; 343. a drive motor; 344. a support shaft seat; 345. a sliding plate; 346. an electric cylinder; 40. rotating the filter device; 41. a V-shaped screen; 42. a base shaft; 43. an inner sleeve; 44. a jacket; 441. an inner link plate; 442. an outer link plate; 443. an outer shroud tube; 444. a support ring; 45. a roller; 46. a dirt scraping component; 461. a dirt scraping plate; 47. a clip member; 471. the joint board.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1, 2, 5, and 7, in a preferred embodiment of the present invention, a device for preventing roller wear and jamming of a rotary filter includes a water treatment groove 10 embedded in the ground, and a protrusion 11 disposed on the inner wall of the water treatment groove 10, an adjustable driving device 20 disposed on the ground and right above the protrusion 11, the adjustable driving device 20 includes a top plate 22 connected to the ground through a plurality of guide rails 21, a base plate 23 slidably connected to the guide rails 21, a vertical alignment member 24 disposed on the top of the top plate 22 and used for driving the base plate 23 to move up and down, a horizontal alignment member 25 disposed on the upper surface of the base plate 23, and a driving motor 26, a driving motor 27, and a shaft reducer 28 disposed at the execution end of the horizontal alignment member 25 and connected in sequence, wherein two ends of the shaft 28 are symmetrically provided with a sprocket 281; the vertical alignment component 24 includes a first stepping motor 241 disposed on the top of the top plate 22, a first lead screw 242 disposed at an execution end of the first stepping motor 241 and nut-connected to the base plate 23, the horizontal alignment component 25 includes a translation plate 251 slidably connected to the upper surface of the base plate 23, a second stepping motor 252 disposed on the upper surface of the base plate 23, and a second lead screw 253 disposed at an execution end of the second stepping motor 252 and nut-connected to the translation plate 251, the upper surface of the translation plate 251 is connected to the driving motor 26 and the speed reducer 27, the upper surface of the translation plate 251 is connected to the shaft 28 through a bearing seat, a washing component 29 for cleaning the roller 45 is disposed on one side of the top plate 22, the washing component 29 includes a positioning guide rod 291 disposed on one side of the top plate 22, and a water spray pipe 292 disposed on one side of the positioning 291 and close to the roller 45, and a water source pipe 293 communicated with the water spray pipe 292.

In this embodiment, when the whole device works, the actuating end of the driving motor 26 drives the speed reducer 27 to rotate, the actuating end of the speed reducer 27 drives the shaft 28 and the sprocket 281 to rotate, the sprocket 281 drives the rotary filtering device 40 to rotate, and the rotary filtering device 40 rotates cyclically between the sprocket 281 and the track 31 to remove impurities in the seawater;

the vertical calibration component 24 can adjust the height of the sprocket 281 so as to adjust the tensioning degree of the rotary filtering device 40 so as to adjust the stress of the roller 45, the horizontal calibration component 25 can adjust the horizontal position of the sprocket 281 so as to adjust the centering degree of the sprocket 281 and the bump 11, and the flushing component 29 can flush and remove impurities on the surface of the roller 45 so as to facilitate the normal operation of the roller 45;

further, when the vertical calibration component 24 works, the execution end of the first stepping motor 241 drives the first lead screw 242 to rotate, the first lead screw 242 drives the base plate 23 to lift, and the base plate 23 drives the sprocket 281 to lift;

further, when the horizontal calibration component 25 works, the execution end of the second stepping motor 252 drives the second lead screw 253 to rotate, the second lead screw 253 drives the translation plate 251 to move horizontally, and the translation plate 251 drives the sprocket 281 to move horizontally;

furthermore, a water source is introduced into the water source pipe 293, and water is sprayed out after passing through the water source pipe 293 and the water spray pipe 292 and is washed by the water through the roller 45 of the water spray pipe 292.

Please refer to fig. 2, 3, 6, and 8, in another preferred embodiment of the present invention, the bottom of the bump 11 is symmetrically provided with an air injection guide rail device 30, the air injection guide rail device 30 includes a rail 31 disposed at the bottom of the bump 11, an air injection part 32 embedded in the rail 31, and an air transmission part 33 disposed on the ground and used for transmitting air into the air injection part 32; the air injection component 32 includes an air flow channel 321 disposed in the track 31, an air injection hole 322 penetrating through an outer wall of the track 31 and communicating with the air flow channel 321, and a metal mesh 323 disposed on an inner wall of the air injection hole 322, the air delivery component 33 includes an air pump 331 disposed on the ground, an execution end of the air pump 331 communicates with the air flow channel 321 through a transmission channel 332, an outer wall of the transmission channel 332 is provided with a flow sensor 333, the ground is provided with an auxiliary rotating component 34 for assisting the rotation of the roller 45, the auxiliary rotating component 34 includes an auxiliary rotating shaft 341 disposed on the ground and crossing the water treatment groove 10, two auxiliary rotating rollers 342 disposed on an outer wall of the auxiliary rotating shaft 341, a transmission motor 343 disposed at one end of the auxiliary rotating shaft 341, and a supporting shaft seat 344 at the other end, sliding plates 345 are disposed at bottoms of the transmission motor 343 and the supporting shaft seat 344, and an electric cylinder 346 disposed on the ground for driving the sliding plates 345 to move is provided.

It should be noted that, in this embodiment, when the rotary filtering device 40 rotates circularly, the roller 45 rolls on the track 31, and at this time, the air pump 331 inputs an air flow into the transmission pipe 332, and the air flow is ejected through the transmission pipe 332, the air flow channel 321, the air injection holes 322, and the metal mesh 323, so as to flush the roller 45 contacting the track 31 with the air flow, and prevent impurities from affecting the operation of the roller 45;

further, during gas transmission, the controller receives flow data of the flow sensor 333 and changes the power of the air pump 331 until the flow data reaches a set value;

further, the auxiliary rotating part 34 can assist the roller 45 to rotate, so as to prevent the roller 45 from being jammed, when the auxiliary rotating part 34 works, the electric cylinder 346 drives the sliding plate 345 to move, so that the auxiliary rotating roller 342 contacts the roller 45, at this time, the execution end of the transmission motor 343 drives the auxiliary rotating shaft 341 and the auxiliary rotating roller 342 to rotate, and the auxiliary rotating roller 342 assists the roller 45 to rotate.

Referring to fig. 1, 4 and 8 again, in another preferred embodiment of the present invention, a rotary filtering device 40 is disposed between the sprocket 281 and the rail 31, the rotary filtering device 40 includes a plurality of V-shaped screens 41, two adjacent V-shaped screens 41 are hinged to the base rod 42, inner sleeves 43 symmetrically disposed at two ends of the base rod 42, outer sleeves 44 sleeved outside the inner sleeves 43, rollers 45 sleeved outside outer walls of the outer sleeves 44, and inner link plates 441 and outer link plates 442 symmetrically disposed at two ends of the outer sleeves 44 and sleeved outside the inner sleeves 43, the inner link plates 441 are fixed on side walls of the V-shaped screens 41, the rotary filtering device 40 rotates around the sprocket 281 and the rail 31, the rollers 45 contact the rail 31, the outer sleeves 44 include outer sleeve tubes 443 sleeved outside the inner sleeves 43, and two support rings 444 symmetrically disposed at two ends of the outer sleeves 444, one side of the two support rings 444 away from the outer sleeves 443 is connected to the inner rings 441 and the outer rings 441, the outer rings 442, the diameter of the rollers 444 is greater than the diameter of the roller wheels 45, two support rings 443 are disposed between the two support rings 444, the two support rings are disposed with a dirt scraping members 46, the dirt scraping members 46 are connected to the inner link plates 442, and the dirt scraping members 47 are disposed between the inner link plates 443, and the inner link plates 442, and the inner link plates 47 are disposed to the dirt scraping members 47, and the outer link plates 443 are disposed between the outer link plates 442.

It should be noted that, in this embodiment, when the rotating filter device 40 passes through the sprocket 281, the teeth of the sprocket 281 are clamped between two adjacent outer sleeves 44, the grooves on the teeth of the sprocket 281 are abutted with the clamping plate 471, so that the sprocket 281 drives the rotating filter device 40 to rotate, and since the diameter of the support ring 444 is larger than that of the roller 45, the teeth of the sprocket 281 are abutted with the support ring 444 to prevent the roller 45 from being squeezed;

two adjacent V-shaped screens 41 rotate around the base rod 42, and two adjacent inner chain plates 441 and two adjacent outer chain plates 442 rotate around the inner sleeves 43;

when the rotary filter device 40 passes the rail 31, the roller 45 contacts the rail 31, the roller 45 rolls on the rail 31, the rail 31 is located between the two support rings 444, and the dirt scraping plate 461 scrapes off the impurities adhered to the surface of the roller 45 when the roller 45 rolls.

The utility model discloses a concrete flow is as follows:

the controller model is "FX2N-128MR-001" and the flow sensor 333 model is "HW-LU".

When the device integrally works, the execution end of the driving motor 26 drives the speed reducer 27 to rotate, the execution end of the speed reducer 27 drives the shaft lever 28 and the chain wheel 281 to rotate, the chain wheel 281 drives the rotary filtering device 40 to rotate, and the rotary filtering device 40 circularly rotates between the chain wheel 281 and the track 31 to remove impurities in seawater;

the vertical calibration part 24 can adjust the height of the sprocket 281 so as to adjust the tensioning degree of the rotary filtering device 40 so as to adjust the stress of the roller 45, the horizontal calibration part 25 can adjust the horizontal position of the sprocket 281 so as to adjust the centering degree of the sprocket 281 and the projection 11, and the flushing part 29 can flush and remove impurities on the surface of the roller 45 so as to facilitate the normal operation of the roller 45;

when the vertical calibration component 24 works, the execution end of the first stepping motor 241 drives the first screw rod 242 to rotate, the first screw rod 242 drives the base plate 23 to lift, and the base plate 23 drives the chain wheel 281 to lift;

when the horizontal calibration component 25 works, the execution end of the second stepping motor 252 drives the second screw rod 253 to rotate, the second screw rod 253 drives the translation plate 251 to horizontally move, and the translation plate 251 drives the chain wheel 281 to horizontally move;

a water source is introduced into the water source pipe 293, water flows through the water source pipe 293 and the water spray pipe 292 and then is sprayed out, and the water flows through the roller 45 of the water spray pipe 292 and is washed by the water;

when the rotary filter device 40 rotates circularly, the roller 45 rolls on the track 31, at this time, the air pump 331 inputs air flow into the transmission pipeline 332, and the air flow is ejected through the transmission pipeline 332, the air flow channel 321, the air injection holes 322 and the metal mesh 323, so that the roller 45 contacting the track 31 is washed by the air flow, and the operation of the roller 45 is prevented from being influenced by impurities;

during gas transmission, the controller receives flow data of the flow sensor 333 and changes the power of the air pump 331 until the flow data reaches a set value;

the auxiliary rotating part 34 can rotate the roller 45 in an auxiliary manner, so that the roller 45 is prevented from being jammed, when the auxiliary rotating part 34 works, the electric cylinder 346 drives the sliding plate 345 to move, so that the auxiliary rotating roller 342 contacts the roller 45, at the moment, the execution end of the transmission motor 343 drives the auxiliary rotating shaft 341 and the auxiliary rotating roller 342 to rotate, and the auxiliary rotating roller 342 rotates the roller 45 in an auxiliary manner;

when the rotary filter device 40 passes through the sprocket 281, the teeth of the sprocket 281 are clamped between two adjacent outer sleeves 44, the grooves on the teeth of the sprocket 281 are abutted with the clamping plate 471, so that the sprocket 281 drives the rotary filter device 40 to rotate, and because the diameter of the support ring 444 is larger than that of the roller 45, the teeth of the sprocket 281 are abutted with the support ring 444 to prevent the roller 45 from being extruded;

two adjacent V-shaped screens 41 rotate around the base rod 42, and two adjacent inner chain plates 441 and two adjacent outer chain plates 442 rotate around the inner sleeves 43;

when the rotary filter device 40 passes the rail 31, the roller 45 contacts the rail 31, the roller 45 rolls on the rail 31, the rail 31 is located between the two support rings 444, and the dirt scraping plate 461 scrapes off the impurities adhered to the surface of the roller 45 when the roller 45 rolls.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims (10)

1. The device for preventing the abrasion and jamming of the roller of the rotary filter screen comprises a water treatment groove (10) embedded in the ground and a lug (11) arranged on the inner wall of the water treatment groove (10), and is characterized in that an adjustable driving device (20) is arranged on the ground and above the lug (11), the adjustable driving device (20) comprises a top plate (22) connected with the ground through a plurality of guide rail rods (21), a base plate (23) connected with the guide rail rods (21) in a sliding manner, a vertical calibrating component (24) arranged at the top of the top plate (22) and used for driving the base plate (23) to lift, a horizontal calibrating component (25) arranged on the upper surface of the base plate (23), and a driving motor (26), a speed reducer (27) and a shaft lever (28) which are arranged at the execution end of the horizontal calibrating component (25) and connected in sequence, wherein chain wheels (281) are symmetrically arranged at two ends of the shaft lever (28);

the bottom of the bump (11) is symmetrically provided with air injection guide rail devices (30), each air injection guide rail device (30) comprises a track (31) arranged at the bottom of the bump (11), an air injection part (32) embedded in the track (31), and an air transmission part (33) arranged on the ground and used for transmitting air into the air injection part (32);

sprocket (281) with be equipped with rotary filter (40) between track (31), rotary filter (40) includes a plurality of V type screen cloth (41), and adjacent two base rod (42) is all articulated in V type screen cloth (41), and the symmetry is located endotheca (43) at base rod (42) both ends, the cover is located endotheca (43) outside overcoat (44), the cover is located the gyro wheel (45) of overcoat (44) outer wall, and the symmetry is located overcoat (44) both ends and cover are located the outside interior link joint (441) and the outer link joint (442) of endotheca (43), interior link joint (441) are fixed at V type screen cloth (41) lateral wall, rotary filter (40) wind sprocket (281) and track (31) rotate, gyro wheel (45) contact track (31).

2. An apparatus for preventing the wear and jamming of rotary screen rollers according to claim 1, characterized in that said vertical alignment member (24) comprises a first stepping motor (241) provided on the top of said top plate (22), and a first lead screw (242) provided at the execution end of said first stepping motor (241) and screwed to the base plate (23).

3. The device for preventing abrasion and jamming of the roller of the rotary screen according to claim 1, wherein the horizontal calibration member (25) comprises a translation plate (251) slidably connected to the upper surface of the base plate (23), a second stepping motor (252) provided on the upper surface of the base plate (23), and a second lead screw (253) provided at the execution end of the second stepping motor (252) and connected to the translation plate (251) through a nut, the upper surface of the translation plate (251) is connected to the driving motor (26) and the reducer (27), and the upper surface of the translation plate (251) is connected to the shaft (28) through a bearing seat.

4. The device for preventing the abrasion and jamming of the roller of the rotary filter screen according to claim 1, wherein a washing component (29) for cleaning the roller (45) is disposed on one side of the top plate (22), the washing component (29) comprises a positioning guide rod (291) disposed on one side of the top plate (22), and a water source pipe (293) disposed on one side of the positioning guide rod (291) close to the roller (45) and on the other side of the positioning guide rod (291) and communicated with the water jet pipe (292).

5. The device for preventing the abrasion and the jamming of the roller of the rotary screen according to claim 1, wherein the air injection part (32) comprises an air flow channel (321) arranged in the track (31), an air injection hole (322) penetrating through the outer wall of the track (31) and communicating with the air flow channel (321), and a metal mesh (323) arranged on the inner wall of the air injection hole (322).

6. The device for preventing the abrasion and the jamming of the roller of the rotary screen according to claim 5, wherein the air transmission part (33) comprises an air pump (331) arranged on the ground, an execution end of the air pump (331) is communicated with the air flow channel (321) through a transmission pipeline (332), and the outer wall of the transmission pipeline (332) is provided with a flow sensor (333).

7. The device for preventing abrasion and jamming of the roller of the rotary screen according to claim 1, wherein the outer sleeve (44) comprises an outer cover tube (443) sleeved outside the inner sleeve (43), and two support rings (444) symmetrically arranged at two ends of the outer cover tube (443), wherein one sides of the two support rings (444) far away from the outer cover tube (443) are respectively connected with an inner chain plate (441) and an outer chain plate (442), and the diameter of the support rings (444) is larger than that of the roller (45).

8. The device for preventing the abrasion and jamming of the roller of the rotary screen according to claim 7, wherein a dirt scraping member (46) is disposed between the two support rings (444), and the dirt scraping member (46) comprises a dirt scraping plate (461) having two ends respectively connected to the two support rings (444).

9. The device for preventing the abrasion and jamming of the roller of the rotary screen according to claim 1, wherein a jamming member (47) is disposed between the inner chain plate (441) and the outer chain plate (442), the jamming member (47) comprises a jamming plate (471) disposed between the inner chain plate (441) and the outer chain plate (442), and the jamming plate (471) is used for jamming the sprocket (281).

10. The device for preventing the abrasion and the jamming of the roller of the rotary filter screen according to claim 1, wherein an auxiliary rotating member (34) for rotating the auxiliary roller (45) is disposed on the ground, the auxiliary rotating member (34) comprises an auxiliary rotating shaft (341) which is disposed on the ground and crosses the water treatment tank (10), two auxiliary rotating rollers (342) which are sleeved on the outer wall of the auxiliary rotating shaft (341), a transmission motor (343) which is disposed at one end of the auxiliary rotating shaft (341) and a supporting shaft seat (344) which is disposed at the other end of the auxiliary rotating shaft, sliding plates (345) are disposed at the bottoms of the transmission motor (343) and the supporting shaft seat (344), and an electric cylinder (346) for driving the sliding plates (345) to move is disposed on the ground.

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