阅读说明：本技术 一种废水分离过滤网清洁装置 (Cleaning device for waste water separation filter screen ) 是由 冯志庆 于 2021-08-18 设计创作，主要内容包括：本发明涉及废水分离技术领域,且公开了一种废水分离过滤网清洁装置,包括箱体,箱体顶部开设有入口,箱体底部开设有出口,箱体内壁顶部固定连接有电机,电机一端固定连接有转杆,转杆一端与箱体内壁底部通过轴承转动连接,箱体内部设置有旋转滤网自清洁机构。本发明通过设置旋转滤网自清洁机构,从而使得可以对大转盘内部的过滤网进行实时的自动清理,大大避免了因为长期对废水进行过滤工作时导致内部堵塞而使废水分离过滤工作被迫中止的情况发生,并且通过旋转板的往复震动,从而使得废水下落时更加顺畅,不会因为内部含有大颗粒泥沙而导致箱体内部堵塞,继而提升了废水分离过滤的效率。(The invention relates to the technical field of wastewater separation, and discloses a cleaning device for a wastewater separation filter screen. The rotary filter screen self-cleaning mechanism is arranged, so that the filter screen in the large rotary table can be automatically cleaned in real time, the situation that the waste water separation and filtration work is forced to be stopped due to internal blockage caused by long-term waste water filtration work is greatly avoided, the waste water can more smoothly fall through the reciprocating vibration of the rotary plate, the internal blockage of the box body due to large-particle silt in the box body is avoided, and the waste water separation and filtration efficiency is improved.)

1. A cleaning device for a waste water separation filter screen comprises a box body (2), wherein an inlet (1) is formed in the top of the box body (2), an outlet (8) is formed in the bottom of the box body (2), a motor (6) is fixedly connected to the top of the inner wall of the box body (2), one end of the motor (6) is fixedly connected with a rotating rod (7), one end of the rotating rod (7) is rotatably connected with the bottom of the inner wall of the box body (2) through a bearing, and a rotary filter screen self-cleaning mechanism (3) is arranged inside the box body (2);

the method is characterized in that: the rotary filter screen self-cleaning mechanism (3) comprises a rotary table (301), a convex block (302), a rotary plate (303), a fixed rod (304), an elastic rope A (305), a large rotary table (306), a shifting block (307), a lifting magnetic block (308), an elastic plate (309), a push rod (310), an elastic rope B (311), a scraping plate (312), a small elastic plate A (313) and a fixed block (314), wherein the inner wall of the rotary table (301) is fixedly connected with the outer wall of the rotary rod (7), the outer wall of the rotary table (301) is fixedly connected with the outer wall of the convex block (302), the outer wall of the convex block (302) is contacted with the outer wall of the rotary plate (303), the inner wall of the rotary plate (303) is rotatably connected with the outer wall of the fixed rod (304) through a bearing, two ends of the fixed rod (304) are respectively fixedly connected with the front and back of the inner wall of the box body (2), and the outer wall of the rotary plate (303) is fixedly connected with one end of the elastic rope A (305), the other end of the elastic rope A (305) is fixedly connected with the inner wall of the box body (2), the inner wall of the large rotary disc (306) is fixedly connected with the outer wall of the rotary rod (7), the top of the large rotary disc (306) is fixedly connected with the bottom of the shifting block (307), the top of the shifting block (307) is contacted with the outer wall of the lifting magnetic block (308), the outer wall of the lifting magnetic block (308) is slidably connected with the inner wall of the box body (2), the top of the lifting magnetic block (308) is fixedly connected with one end of the elastic plate (309), the other end of the elastic plate (309) is fixedly connected with the inner wall of the box body (2), the outer wall of the push rod (310) is slidably connected with the inner wall of the box body (2), one end of the push rod (310) is fixedly connected with one end of the elastic rope B (311), the other end of the elastic rope B (311) is fixedly connected with the inner wall of the box body (2), and the other end of the push rod (310) is hinged with one end of the scraper (312), the outer wall of the scraper (312) is fixedly connected with one end of a small elastic plate A (313), the other end of the small elastic plate A (313) is fixedly connected with the outer wall of a fixed block (314), the outer wall of the fixed block (314) is fixedly connected with the outer wall of a push rod (310), a shoveling and cleaning mechanism (4) is arranged inside the rotating plate (303), and a lifting vibration air injection cleaning mechanism (5) is arranged inside the large rotating disc (306).

2. The device for cleaning the waste water separating and filtering net according to claim 1, characterized in that: the shoveling and cleaning mechanism (4) comprises a limiting rod (401), a sliding block (402), an articulated rod (403), a connecting block (404), a sliding scraper (405) and a sliding groove (406), two ends of the limiting rod (401) are fixedly connected with two sides of the inner wall of the rotating plate (303) respectively, the inner wall of the sliding block (402) is connected with the outer wall of the limiting rod (401) in a sliding mode, the outer wall of the sliding block (402) is hinged to one end of the articulated rod (403), the other end of the articulated rod (403) is hinged to one end of the connecting block (404), the other end of the connecting block (404) is fixedly connected with the outer wall of the sliding scraper (405), the outer wall of the sliding scraper (405) is connected with one side of the rotating plate (303) in a sliding mode, the outer wall of the connecting block (404) is connected with the inner wall of the sliding groove (406) in a sliding mode, and the sliding groove (406) is arranged on the inner wall of the rotating plate (303).

3. The device for cleaning the waste water separating and filtering net according to claim 2, characterized in that: jet-propelled clean mechanism (5) of vibrations include fixed frame (501), slip shrouding (502), little elastic plate B (503), filter screen (504), jet-propelled groove (505) of magnet, the fixed frame (501) outer wall of magnet and jet-propelled groove (505) inner wall sliding connection, the fixed frame (501) inner wall of magnet and slip shrouding (502) outer wall sliding connection, slip shrouding (502) one end and carousel (306) inner wall fixed connection, the fixed frame (501) bottom of magnet and little elastic plate B (503) one end fixed connection, the fixed frame (501) inner wall of magnet and filter screen (504) outer wall fixed connection, jet-propelled groove (505) are seted up at the fixed frame (501) inner wall of magnet.

4. The device for cleaning the waste water separating and filtering net according to claim 3, characterized in that: one side of the rotating plate (303) is fixedly connected with a toggle strip, and the bump (302) is in contact with the rotating plate (303) through the toggle strip.

5. The device for cleaning the waste water separating and filtering net according to claim 4, characterized in that: one end of the shifting block (307) which is contacted with the lifting magnetic block (308) is an arc spherical surface.

6. The device for cleaning the waste water separating and filtering net according to claim 5, characterized in that: the front surface of the box body (2) is hinged with a box door.

7. The device for cleaning the waste water separating and filtering net according to claim 6, characterized in that: one end of the convex block (302) is an arc spherical surface.

Technical Field

The invention relates to the technical field of wastewater separation, in particular to a cleaning device for a wastewater separation filter screen.

Background

Through the deep research on the solid-liquid separation technology, the structure of other industries on solid-liquid separation equipment and the deep research and development on water treatment agents are improved, and the chemical medicine feeding system is comprehensively decomposed on the mechanical structure, so that the chemical medicine feeding system becomes a split ideal structure initiated globally. The machine has been successfully converted into water treatment equipment, a whole set of equipment and waste water which can reach the standard by pretreating waste water, sewage and reclaimed water in all industries and treating the waste water with secondary and tertiary discharge standards in one step, almost all equipment for physicochemical treatment in the traditional waste water treatment process is omitted, a plate-frame filter press and a belt filter press can be omitted, and subsequent biochemical treatment can be directly carried out. At present when carrying out solid-liquid separation to waste water, often because long-time filtering separation work, and make inside filter screen blockked up to lead to needing the frequent machine of opening of staff to change and clear up its inside filter screen, wasted a large amount of time, increased staff's work burden, make the filtering capability of filter screen not can the maximize utilization.

Disclosure of Invention

The invention aims to provide a cleaning device for a waste water separation filter screen, which aims to solve the problems.

In order to achieve the purpose, the invention provides the following technical scheme: a cleaning device for a waste water separation filter screen comprises a box body, wherein an inlet is formed in the top of the box body, an outlet is formed in the bottom of the box body, a motor is fixedly connected to the top of the inner wall of the box body, a rotating rod is fixedly connected to one end of the motor, one end of the rotating rod is rotatably connected with the bottom of the inner wall of the box body through a bearing, and a rotary filter screen self-cleaning mechanism is arranged inside the box body;

the self-cleaning mechanism of the rotary filter screen comprises a rotary table, a convex block, a rotary plate, a fixed rod, an elastic rope A, a large rotary table, a shifting block, a lifting magnetic block, an elastic plate, a push rod, an elastic rope B, a scraper blade, a small elastic plate A and a fixed block, wherein the inner wall of the rotary table is fixedly connected with the outer wall of the rotary rod, the outer wall of the rotary table is fixedly connected with the outer wall of the convex block, the outer wall of the convex block is contacted with the outer wall of the rotary plate, the inner wall of the rotary plate is rotatably connected with the outer wall of the fixed rod through a bearing, two ends of the fixed rod are respectively fixedly connected with the front surface and the back surface of the inner wall of a box body, the outer wall of the rotary plate is fixedly connected with one end of the elastic rope A, the other end of the elastic rope A is fixedly connected with the inner wall of the box body, the inner wall of the large rotary table is fixedly connected with the outer wall of the rotary rod, the top of the large rotary table is fixedly connected with the bottom of the shifting block, the top of the shifting block is contacted with the outer wall of the lifting magnetic block, and the outer wall of the box body is connected in a sliding way, the lifting magnetic block comprises a lifting magnetic block, an elastic plate, a push rod outer wall, a box inner wall, a push rod outer wall, an elastic rope B, a fixing block outer wall and a push rod outer wall, wherein the top of the lifting magnetic block is fixedly connected with one end of the elastic plate, the other end of the elastic plate is fixedly connected with the inner wall of the box, the outer end of the push rod is hinged with one end of a scraper, the outer wall of the scraper is fixedly connected with one end of a small elastic plate A, the other end of the small elastic plate A is fixedly connected with the outer wall of the fixing block, the outer wall of the fixing block is fixedly connected with the outer wall of the push rod, a shoveling and cleaning mechanism is arranged inside a rotating plate, and a lifting vibrating and air-jetting cleaning mechanism is arranged inside a large rotating disc.

Preferably, the shoveling and cleaning mechanism comprises a limiting rod, a sliding block, a hinge rod, a connecting block, a sliding scraper and a sliding chute, wherein two ends of the limiting rod are respectively and fixedly connected with two sides of the inner wall of the rotating plate, the inner wall of the sliding block is in sliding connection with the outer wall of the limiting rod, the outer wall of the sliding block is hinged with one end of the hinge rod, the other end of the hinge rod is hinged with one end of the connecting block, the other end of the connecting block is fixedly connected with the outer wall of the sliding scraper, the outer wall of the sliding scraper is in sliding connection with one side of the rotating plate, the outer wall of the connecting block is in sliding connection with the inner wall of the sliding chute, and the sliding chute is arranged on the inner wall of the rotating plate so as to scrape one side of the rotating plate through the lifting and sliding of the sliding scraper, so that a large amount of attachments adhered to the outside are scraped off through the lifting and scraping, thereby ensuring that the channel at the inlet is smooth and quick, and effectively aiming at some wastes with strong adhesion, and cleaning it.

Preferably, the lifting vibration air injection cleaning mechanism comprises a magnet fixing frame, a sliding sealing plate, a small elastic plate B, a filter screen and an air injection groove, the outer wall of the magnet fixing frame is connected with the inner wall of the air injection groove in a sliding way, the inner wall of the magnet fixing frame is connected with the outer wall of the sliding seal plate in a sliding way, one end of the sliding seal plate is fixedly connected with the inner wall of the large turntable, the bottom of the magnet fixing frame is fixedly connected with one end of the small elastic plate B, the other end of the small elastic plate B is fixedly connected with the inner wall of the large turntable, the inner wall of the magnet fixing frame is fixedly connected with the outer wall of the filter screen, the air injection groove is formed in the inner wall of the magnet fixing frame, thereby further improving the anti-blocking effect of the filter screen by vibration, and continuously spraying air to the inside of the filter screen through the air spraying groove inside, thereby can carry out the automatically cleaning with the particulate matter that is difficult to clear away of jam, greatly reduced then the staff to the filter screen clear up the time and the energy that the maintenance consumed.

Preferably, a toggle bar is fixedly connected to one side of the rotating plate, and the bump is in contact with the rotating plate through the toggle bar, so that the rotating plate can be toggled.

Preferably, one end of the shifting block, which is in contact with the lifting magnetic block, is an arc spherical surface, so that the shifting efficiency is improved.

Preferably, the front surface of the box body is hinged with a box door, so that the filter screen in the box body is cleaned through the box door.

Preferably, one end of the convex block is a circular arc spherical surface.

The invention provides a cleaning device for a wastewater separation filter screen. The method has the following beneficial effects:

(1) the automatic cleaning device for the rotary filter screen can automatically clean the filter screen in the large rotary table in real time by arranging the rotary filter screen self-cleaning mechanism, thereby greatly avoiding the situation that the waste water separation and filtration work is forced to be stopped due to internal blockage caused by long-term waste water filtration work, and the waste water can more smoothly fall down by the reciprocating vibration of the rotary plate, the internal blockage of the box body due to the large-particle silt in the box body can be avoided, and the efficiency of waste water separation and filtration is improved.

(2) According to the invention, by arranging the shoveling and cleaning mechanism, when the rotating plate rotates and shakes in a reciprocating manner, the sliding block in the rotating plate slides on the outer wall of the limiting rod and pushes the connecting block through the hinge rod, so that the sliding scraper plate can slide back and forth in the way of ascending and descending on one side of the outer wall of the rotating plate, and one side of the rotating plate is scraped through the ascending and descending sliding of the sliding scraper plate, so that a large amount of attachments adhered to the outside are scraped off by the ascending and descending scraping, the inlet channel is ensured to be smooth and quick, and then, garbage with strong adhesion is effectively cleaned.

(3) According to the invention, the lifting vibration air injection cleaning mechanism is arranged, so that the anti-blocking effect of the filter screen is further improved through vibration, air can be continuously injected into the filter screen through the internal air injection groove, the self-cleaning of particles which are blocked and difficult to clean can be realized, and the time and the energy consumed by workers for cleaning and maintaining the filter screen are greatly reduced.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a front view of a rotary strainer self-cleaning mechanism of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of FIG. 3 at B according to the present invention;

FIG. 6 is an enlarged view of FIG. 3 at C of the present invention;

fig. 7 is a top view of the filter screen of the present invention.

In the figure: 1 inlet, 2 box bodies, 3 rotary filter screen self-cleaning mechanisms, 301 rotating disc, 302 convex blocks, 303 rotating disc, 304 fixed rods, 305 elastic ropes A, 306 large rotating disc, 307 shifting blocks, 308 lifting magnetic blocks, 309 elastic plates, 310 push rods, 311 elastic ropes B, 312 scraping plates, 313 small elastic plates A, 314 fixed blocks, 4 shoveling cleaning mechanisms, 401 limiting rods, 402 sliding blocks, 403 hinged rods, 404 connecting blocks, 405 sliding scraping plates, 406 sliding grooves, 5 lifting vibration air injection cleaning mechanisms, 501 magnet fixed frames, 502 sliding sealing plates, 503 small elastic plates B, 504 filter screens, 505 air injection grooves, 6 motors, 7 rotating rods and 8 outlets.

Detailed Description

As shown in fig. 1 to 7, the present invention provides a technical solution: a cleaning device for a waste water separation filter screen comprises a box body 2, a box door is hinged on the front side of the box body 2, an inlet 1 is arranged at the top of the box body 2, an outlet 8 is arranged at the bottom of the box body 2, a motor 6 is fixedly connected to the top of the inner wall of the box body 2, a rotating rod 7 is fixedly connected to one end of the motor 6, one end of the rotating rod 7 is rotatably connected with the bottom of the inner wall of the box body 2 through a bearing, a rotary filter screen self-cleaning mechanism 3 is arranged in the box body 2, and the rotary filter screen self-cleaning mechanism 3 is arranged, so that the filter screen 504 in a large rotary table 306 can be automatically cleaned in real time, the situation that the waste water separation and filtration work is forced to be stopped due to internal blockage caused by long-term waste water filtration work is greatly avoided, and the waste water falls more smoothly due to reciprocating vibration of a rotating plate 303, and the inner part of the box body 2 cannot be blocked due to large-particle silt, the efficiency of wastewater separation and filtration is improved;

the self-cleaning mechanism 3 of the rotary filter screen comprises a rotary disc 301 and a convex block 302, wherein one end of the convex block 302 is an arc spherical surface, one side of the rotary disc 303 is fixedly connected with a toggle strip, the convex block 302 is contacted with the rotary disc 303 through the toggle strip, one end of the fixed bar 304, an elastic rope A305, a large rotary disc 306 and a toggle block 307, the end of the toggle block 307, which is contacted with a lifting magnetic block 308, is an arc spherical surface, the lifting magnetic block 308, an elastic plate 309, a push rod 310, an elastic rope B311, a scraper 312, a small elastic plate A313 and a fixed block 314, the inner wall of the rotary disc 301 is fixedly connected with the outer wall of a rotary rod 7, the outer wall of the rotary disc 301 is fixedly connected with the outer wall of the convex block 302, the outer wall of the rotary disc 303 is contacted with the outer wall of the rotary disc 303, the inner wall of the fixed bar 304 is rotatably connected with the outer wall of the front and the back of the inner wall of the box body 2 respectively, the outer wall of the rotary disc 303 is fixedly connected with one end of the elastic rope A305, the other end of the elastic rope A305 is fixedly connected with the inner wall of the box body 2, the inner wall of the large rotary disc 306 is fixedly connected with the outer wall of the rotary rod 7, the top of the large rotary disc 306 is fixedly connected with the bottom of the shifting block 307, the top of the shifting block 307 is contacted with the outer wall of the lifting magnetic block 308, the outer wall of the lifting magnetic block 308 is slidably connected with the inner wall of the box body 2, the top of the lifting magnetic block 308 is fixedly connected with one end of the elastic plate 309, the other end of the elastic plate 309 is fixedly connected with the inner wall of the box body 2, the outer wall of the push rod 310 is slidably connected with the inner wall of the box body 2, one end of the push rod 310 is fixedly connected with one end of an elastic rope B311, the other end of the elastic rope B311 is fixedly connected with the inner wall of the box body 2, the other end of the push rod 310 is hinged with one end of a scraping plate 312, the outer wall of the scraping plate 312 is fixedly connected with one end of a small elastic plate A313, the other end of the small elastic plate A313 is fixedly connected with the outer wall of the fixed block 314, the outer wall of the fixed block 314 is fixedly connected with the outer wall of the push rod 310, the shoveling and cleaning mechanism 4 is arranged in the rotary plate 303, the fixed block 314, the outer wall of the rotary plate 310, the shoveling mechanism 4 comprises a limiting rod 401, The sliding block 402, the hinged rod 403, the connecting block 404, the sliding scraper 405 and the sliding groove 406, two ends of the limiting rod 401 are respectively and fixedly connected with two sides of the inner wall of the rotating plate 303, the inner wall of the sliding block 402 is in sliding connection with the outer wall of the limiting rod 401, the outer wall of the sliding block 402 is hinged with one end of the hinged rod 403, the other end of the hinged rod 403 is hinged with one end of the connecting block 404, the other end of the connecting block 404 is fixedly connected with the outer wall of the sliding scraper 405, the outer wall of the sliding scraper 405 is in sliding connection with one side of the rotating plate 303, the outer wall of the connecting block 404 is in sliding connection with the inner wall of the sliding groove 406, the sliding groove 406 is arranged on the inner wall of the rotating plate 303, by arranging the shoveling and cleaning mechanism 4, when the rotating plate 303 performs reciprocating rotary vibration, the sliding block 402 inside the rotating plate 303 slides on the outer wall of the limiting rod 401 and pushes the connecting block 404 through the hinged rod 403, so that the sliding scraper 405 performs reciprocating up and down sliding to scrape one side of the rotating plate 303, thereby scraping a large amount of attachments adhered to the outside by lifting scraping, thereby ensuring that the channel of the inlet 1 is smooth and quick, and further effectively aiming at some garbage with strong adhesion and cleaning the garbage, the large turntable 306 is internally provided with a lifting vibration air injection cleaning mechanism 5, the lifting vibration air injection cleaning mechanism 5 comprises a magnet fixing frame 501, a sliding seal plate 502, a small elastic plate B503, a filter screen 504 and an air injection groove 505, the outer wall of the magnet fixing frame 501 is slidably connected with the inner wall of the air injection groove 505, the inner wall of the magnet fixing frame 501 is slidably connected with the outer wall of the sliding seal plate 502, one end of the sliding seal plate 502 is fixedly connected with the inner wall of the large turntable 306, the bottom of the magnet fixing frame 501 is fixedly connected with one end of the small elastic plate B503, the other end of the small elastic plate B503 is fixedly connected with the inner wall of the large turntable 306, the inner wall of the magnet fixing frame 501 is fixedly connected with the outer wall of the filter screen 504, the air injection groove 505 is arranged on the inner wall of the magnet fixing frame 501, through setting up the jet-propelled clean mechanism 5 of vibrations that goes up and down to further promote the anti-clogging effect of filter screen 504 self through vibrations, and can be through the continuous jet-propelled inside of filter screen 504 of inside jet-propelled groove 505 jet-propelled, thereby can carry out the automatically cleaning with the particulate matter that is difficult to clear away of jam, then the staff that has significantly reduced clears up the time and the energy that the maintenance consumed to filter screen 504.

When the wastewater treatment device is used, wastewater to be separated and filtered is accessed through an inlet 1 at the top of a box body 2, then the wastewater enters a filter screen 504 inside a large rotating disc 306 through a channel inside the box body 2 and is filtered, the wastewater flows down through an outlet 8, meanwhile, a starting motor 6 drives a rotating rod 7 to rotate, the rotating rod 7 rotates to drive a lug 302 through a rotating disc 301 to reciprocally stir a stirring strip on one side of the rotating disc 303, the rotating disc 303 is stirred to rotate on the outer wall of a fixed rod 304, so that the bottom of the rotating disc 303 is rotated and lifted, meanwhile, under the action of the pulling force of an elastic rope A305, the rotating disc 303 performs reciprocating rotary vibration, dirt adhering to the outer wall of the rotating disc 303 by the wastewater entering the box body 2 is vibrated to fall, meanwhile, the large rotating disc 306 rotates by itself, the four filter screens 504 inside the large rotating disc 306 are contacted and filtered with the wastewater alternately, and therefore, when the large rotating disc 306 rotates to the left side, the large rotating disc 306 is contacted with a lifting magnetic block 308 through a stirring block 307 at the top and stirs to lift the lifting magnetic block 308 and lifts The magnetism reducing block 308 ascends to press air inside the box body 2, the elastic plate 309 deforms, the air is pressed to push the push rod 310 to descend and touch the filter screen 504 through the scraper blade 312, so that the scraper blade 312 is pushed to scrape off garbage and large particles accumulated on the surface at the top of the filter screen 504 under the pushing of the push rod 310 to scrape off the garbage and the large particles to two sides, then the large rotary disc 306 continuously rotates to enable the shifting block 307 to be separated from the lifting magnetic block 308 to be rebounded to the original position under the rebounding force of the elastic plate 309, the scraper blade 312 also ascends to the original position at the same time, then the cleaned middle of the filter screen 504 is driven to the inlet 1 through the rotation of the large rotary disc 306 to continuously filter the wastewater, so that different filter screens 504 can be driven to alternately separate and filter the wastewater through the reciprocating rotation of the large rotary disc 306, and finally the filter screen 504 inside the large rotary disc 306 is scraped to two sides by opening the box door on the front side of the box body 2 to clean the garbage, thereby, the filter screen 504 in the large turntable 306 can be automatically cleaned in real time, the situation that the waste water separation and filtration work is forced to be stopped due to internal blockage caused by long-term waste water filtration work is greatly avoided, and the waste water can more smoothly fall through the reciprocating vibration of the rotating plate 303, the internal blockage of the box body 2 caused by large-particle silt in the box body can not be caused, so that the efficiency of waste water separation and filtration is improved, meanwhile, when the rotating plate 303 reciprocates to perform rotary vibration, the sliding block 402 in the rotating plate 303 slides on the outer wall of the limiting rod 401 and pushes the connecting block 404 through the hinge rod 403, so that the sliding scraper plate 405 can slide back and forth in the up-and-down way on one side of the outer wall of the rotating plate 303, thereby scraping one side of the rotating plate 303 through the lifting and sliding of the sliding scraper plate 405, and scraping a large amount of attachments adhered to the outside through the lifting and scraping, therefore, the channel of the inlet 1 is ensured to be smooth and fast, and then certain garbage with strong adhesion is effectively targeted and cleaned, meanwhile, when the shifting block 307 at the top of the large turntable 306 is in contact with and stirs the lifting magnetic block 308, because the magnetic pole of the opposite side of the magnet fixing frame 501 and the lifting magnetic block 308 is the same, when the shifting block 307 rotates to the lifting magnetic block 308, the magnet fixing frame 501 is also synchronously positioned at the lifting magnetic block 308, so that the repelling force of the lifting magnetic block 308 pushes the small elastic plate B503 downwards to press the small elastic plate B503 to deform, air in the magnet fixing frame 501 is sucked by the sliding sealing plate 502 and enters the filter screen 504, then the filter screen 504 ascends to more effectively contact with the scraper 312 and is scraped by one end of the scraper 312 for cleaning, when the lifting magnetic block 308 is separated from the vertical position of the magnet fixing frame 501, the magnet fixing frame 501 is quickly pushed to ascend by the rebounding force of the small elastic plate B503, and carry out reciprocating vibrations under little elastic plate B503 elasticity, and make the reciprocating of slip shrouding 502 slide inside jet-propelled groove 505 through vibrations and carry out the air jet-propelled and bleed repeatedly with the air to filter screen 504 inside, thereby blow off the inside tiny granule that blocks up of filter screen 504, then along with the vibrations of the fixed frame 501 lift of magnet, make filter screen 504 be driven in step and shake, thereby further shake the granule that blocks up the conglomeration and scatter, then push away by scraper blade 312, thereby further promoted filter screen 504 self anti-clogging effect through vibrations, and can be through the continuous jet-propelled the inside carrying out of filter screen 504 of inside jet-propelled groove 505, thereby can carry out the automatically cleaning with the granule that is difficult to clear away of jam, and the time and the energy that the staff that have significantly reduced the clearance maintenance to filter screen 504.