CN110947714A

CN110947714A - Mud scraping robot and method for sewage treatment of sewage plant

Info

Publication number: CN110947714A
Application number: CN201911221740.7A
Authority: CN
Inventors: 陈国依
Original assignee: Qingdao Lawsci Technology Co ltd
Current assignee: WEIHAI JUNXIANG ENTERPRISE MANAGEMENT CONSULTING Co.,Ltd.
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-04-03
Anticipated expiration: 2039-12-03
Also published as: CN112057911B; CN112057911A; CN110947714B

Abstract

The invention discloses a mud scraping robot for sewage treatment of a sewage plant, which comprises a first fixing box and a push plate, wherein the top of the inner wall of the first fixing box is fixedly connected with a first slide rail, two sides of the bottom of the first slide rail are respectively and slidably connected with a first sliding block, a fixing rod is fixedly connected between the bottoms of the two sides of the inner wall of the first fixing box, two sides of the surface of the fixing rod are respectively and slidably connected with a moving block, and the bottom of the first sliding block and the top of the moving block are respectively and fixedly connected with a transverse plate. This mud scraping robot that sewage treatment of sewage plant used sets up through the cooperation of second motor, third belt pulley, threaded sleeve and fourth belt pulley, makes the push pedal reciprocate, reaches the effect that can scrape the mud of different thickness, has avoided the current situation that the height of push pedal is not adjustable, has solved the problem that the push pedal pushed unmovable mud, has reduced the mud scraper spoilage, has prolonged the life of mud scraper, has improved work efficiency.

Description

Mud scraping robot and method for sewage treatment of sewage plant

Technical Field

The invention relates to the technical field of sludge treatment equipment, in particular to a mud scraping robot for sewage treatment in a sewage plant.

Background

The sewage, generally mean that is polluted to some extent, come from the drainage of life and production, the sewage mainly has domestic sewage, industrial waste water and initial rainwater, the main pollutant of sewage has pathogen pollutant, consume oxygen pollutant, plant nutrient and toxic pollutant etc., the treatment of sewage still relies on sewage factory to administer basically at present, sewage factory deposits sewage through the effluent water sump, discharge after the sedimentation treatment, realize the purification of sewage, after the sewage deposits, can leave a lot of silt in the effluent water sump often, the equipment of handling these mud has many, can all reach the purpose of cleaing away of mud basically.

In the processing procedure of mud, often need earlier concentrate on mud together earlier, then salvage mud, mud is at the in-process of concentrating, need use mud scraper, current mud scraper is though simple structure, but also can satisfy the needs of work basically, current mud scraper basically scrapes mud at the same position through the push pedal and concentrates, receive the restriction of push pedal position, the height of push pedal can not be adjusted, when mud is thick, the push pedal pushes away motionless mud, lead to the damage of mud scraper easily, the operating time of mud scraper has been prolonged, the work efficiency of mud scraper has been reduced, shorten mud scraper's life.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a mud scraping robot for sewage treatment in a sewage plant, which solves the problem that a push plate cannot push mud.

In order to achieve the purpose, the invention is realized by the following technical scheme: a mud scraping robot for sewage treatment of a sewage plant comprises a first fixed box and a push plate, wherein a first slide rail is fixedly connected to the top of the inner wall of the first fixed box, first slide blocks are respectively and slidably connected to two sides of the bottom of the first slide rail, a fixed rod is fixedly connected between the bottoms of the two sides of the inner wall of the first fixed box, a movable block is respectively and slidably connected to two sides of the surface of the fixed rod, transverse plates are respectively and fixedly connected to the bottom of the first slide block and the top of the movable block, fixed plates are respectively and fixedly connected to opposite sides of the two transverse plates, a stabilizing block is respectively and fixedly connected to opposite sides of the two fixed plates, a first threaded rod is rotatably connected to two sides of the inner wall of the first fixed box and positioned at the top of the surface of the fixed rod, the surface of the first threaded rod is rotatably connected with the inner part of the stabilizing block, the bottom fixedly connected with first backing plate of first fixed incasement wall, the first motor of top fixedly connected with of first backing plate, the first belt pulley of one end fixedly connected with of first motor output shaft, the surface of first threaded rod just is located the inside fixedly connected with second belt pulley of first fixed case, be connected through belt transmission between the surface of first belt pulley and the surface of second belt pulley, two the second slide rail has all been seted up to the relative one side of push pedal.

Preferably, one side of the transverse plate penetrates through the first fixed box and extends to the outside of the first fixed box, the transverse plate extends to one side of the outside of the first fixed box and is fixedly connected with a second sliding block, and one side of the second sliding block is connected with one side of a second sliding rail in a sliding mode.

Preferably, two between the relative one side of diaphragm and be located one side fixedly connected with stabilizer bar of stabilizer block, the top on stabilizer bar surface and the equal sliding connection in bottom have first sliding block, the equal swing joint in surface of first sliding block has first fly leaf, and the first fly leaf keeps away from one side of first sliding block and the surface swing joint of stabilizer block, the cover is equipped with reset spring between the relative one side of surface of stabilizer bar and two first sliding blocks.

Preferably, two the top that the fixed plate deviates from one side mutually and the first telescopic link of the equal fixedly connected with in bottom, the one end that the fixed plate was kept away from to first telescopic link and one side fixed connection of first fixed incasement wall, the surface of first telescopic link just is located and is equipped with buffer spring between one side of fixed plate and one side of first fixed incasement wall.

Preferably, the top fixedly connected with roof of first fixed case, the fixed slot has all been seted up to the both sides at roof top, two the equal fixedly connected with set-square in bottom that the pushing ram deviates from one side mutually, the equal fixedly connected with third slide rail in both sides at roof top, the equal sliding connection in both sides at third slide rail top has the third slider, and the top fixedly connected with second fixed case of third slider, the opening has been seted up to one side of second fixed case bottom.

Preferably, supreme fixed slot and the fixed case of second in proper order and the inside that extends to the fixed case of second are down followed to the top of push pedal, the push pedal extends to the fixed incasement portion of second one side fixedly connected with second threaded rod, the top of second threaded rod runs through the fixed case of second and extends to the top of the fixed case of second.

Preferably, one side fixedly connected with second backing plate of the fixed incasement wall bottom of second, the top fixedly connected with second motor of second backing plate, and the one end fixedly connected with third belt pulley of second motor output shaft, one side at the fixed incasement wall top of second is rotated through the bearing and is connected with the threaded sleeve, and the inside of threaded sleeve and the surperficial threaded connection of second threaded rod, the telescopic fixed surface of threaded sleeve is connected with the fourth belt pulley, and is connected through belt transmission between the surface of third belt pulley and the surface of fourth belt pulley.

Preferably, the top of the inner wall of the second fixing box is fixedly connected with a water tank on one side of the threaded sleeve, the top of the second fixing box is communicated with a water guide pipe, the bottom of the water guide pipe sequentially penetrates through the second fixing box and the water tank from top to bottom and extends to the inside of the water tank, and the top end of the water guide pipe is fixedly connected with a water inlet nozzle.

Preferably, the bottom of the fixed incasement wall of second just is located one side fixedly connected with third backing plate of second backing plate, the top fixedly connected with water pumper of third backing plate, the water inlet intercommunication of water pumper has the inlet tube, and the one end that the water pumper was kept away from to the inlet tube is linked together with the bottom of water tank, the delivery port intercommunication of water pumper has the outlet pipe, and the one end that the water pumper was kept away from to the outlet pipe runs through the fixed case of second and extends to the outside of the fixed case of second, the bottom fixedly connected with connecting plate of fixed case one side of second, one side fixedly connected with faucet of the fixed case of second is kept away from to the connecting plate, and the outlet pipe extends to the water inlet fixed connection of the outside one end of the fixed.

Preferably, the top fixedly connected with pull rod of roof, the top of roof just is located the equal fixedly connected with slide bar in both sides on pull rod surface, and the top on slide bar surface and the equal sliding connection in bottom have the second sliding block, the equal fixedly connected with installation piece in both sides on pull rod surface and the relative one side of second fixed box, and the surface swing joint of second sliding block has the second fly leaf, and the second fly leaf keeps away from the surface swing joint of one side of second sliding block and mounting panel, the surface of slide bar just is located and is equipped with pressure relief spring, two between the relative one side of two second sliding blocks fixedly connected with second telescopic link between the relative one side of installation piece.

The invention also provides a sludge scraping method for sewage treatment in a sewage plant, the whole sludge scraping machine is placed in a sewage pool, the first motor 12 is started, the first motor 12 drives the first threaded rod 10 to rotate, the first threaded rod 10 rotates to drive the fixing plate 8 and the transverse plate 7 to move towards two sides, the transverse plate 7 moves towards two sides to push the push plate 2 and the triangular plate 25 to concentrate sludge in the sewage pool, when the sludge is thick, the second motor 31 is started, the second motor 31 drives the second threaded rod 29 to rotate through the threaded sleeve 33, the second threaded rod 29 rotates to pull the push plate 2 upwards, the heights of the push plate 2 and the triangular plate 25 are raised, thinner sludge is scraped, the second motor 31 is closed, sludge is scraped and concentrated, the first motor 12 is closed after sludge scraping is finished, and the whole sludge scraping device can be fished out of the sewage pool.

Advantageous effects

The invention provides a mud scraping robot for sewage treatment in a sewage plant. The method has the following beneficial effects:

(1) this mud scraping robot that sewage treatment of sewage plant used, top fixedly connected with first slide rail through first fixed incasement wall, the equal sliding connection in both sides of first slide rail bottom has first slider, fixedly connected with dead lever between the bottom of first fixed incasement wall both sides, the equal sliding connection in both sides on fixed rod surface has the movable block, the bottom of first slider and the equal fixedly connected with diaphragm in top of movable block, the rethread second motor, the third belt pulley, the cooperation setting of threaded sleeve and fourth belt pulley, make the push pedal reciprocate, reach the effect that can scrape the mud of different thickness, the current situation that the height of push pedal is not adjustable has been avoided, the problem of push pedal pushing away unmovable mud has been solved, mud scraper spoilage has been reduced, the life of mud scraper has been prolonged, the work efficiency of mud scraper has been improved.

(2) This mud scraping robot that sewage treatment of sewage plant used, through the equal fixedly connected with fixed plate in the relative one side of two diaphragms, the equal fixedly connected with in the relative one side of two fixed plates piece that stabilizes, the both sides of first fixed incasement wall just are located the top rotation on dead lever surface and are connected with first threaded rod, the cooperation setting of rethread reset spring, first telescopic link and fixed plate makes the in-process that the diaphragm removed have certain cushioning effect, has guaranteed the stability that the diaphragm removed.

(3) This mud scraping robot that sewage treatment of sewage plant used, the surface through first threaded rod is connected with the internal rotation of steady piece, and the surface of first threaded rod and the internal thread connection of fixed plate, the first backing plate of bottom fixedly connected with of first fixed incasement wall, the first motor of top fixedly connected with of first backing plate, the setting of rethread set-square makes the bottom of push pedal when removing promotion mud through the bottom contact of set-square and effluent water sump inseparabler.

(4) This mud scraping robot that sewage treatment of sewage plant used, the first belt pulley of one end fixedly connected with through first motor output shaft, the surface of first threaded rod just is located the inside fixedly connected with second belt pulley of first fixed case, be connected through belt drive between the surface of first belt pulley and the surface of second belt pulley, the second slide rail has all been seted up to one side that two push pedals are relative, the rethread water pumper, the inlet tube, the outlet pipe, the cooperation setting of connecting plate and faucet, make the water spout wash diaphragm and set-square, the normal use of mud scraper has been guaranteed.

(5) This mud scraping robot that sewage treatment of sewage plant used runs through first fixed case and extends to the outside of first fixed case through one side of diaphragm, and the diaphragm extends to the outside one side fixedly connected with second slider of first fixed case, one side of second slider and one side sliding connection of second slide rail, and rethread water tank, aqueduct and intake nozzle's cooperation sets up, can add water from the inside of untimed water supply tank, has guaranteed the normal use of water pumper.

(6) This mud scraping robot that sewage treatment of sewage plant used, through just be located one side fixedly connected with stabilizer bar of stabilizer block between the relative one side of diaphragm, the top on stabilizer bar surface and the equal sliding connection in bottom have first sliding block, the equal swing joint in surface of first sliding block has first fly leaf, the rethread slide bar, the second sliding block, the second fly leaf, the mounting panel, the cooperation setting of decompression spring and second telescopic link, the in-process that the removal was controlled about messenger's second fixed box, there is certain cushioning effect, the stability that the second fixed box removed has been guaranteed.

(7) This mud scraping robot that sewage plant sewage treatment used keeps away from one side of first sliding block and the surperficial swing joint of stabilizing the piece through first fly leaf, and the cover is equipped with reset spring between the surface of stabilizer bar and two relative one sides of first sliding block, and the cooperation setting of rethread stabilizing rod, first sliding block and first fly leaf has changed current mud scraper simple structure, and the structural nature of mud scraper has been richened to the current situation of function singleness.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of a first stationary box structure of the present invention;

FIG. 3 is a cross-sectional view of a second stationary box structure of the present invention;

fig. 4 is a top view of the top plate structure of the present invention.

In the figure: 1 a first fixed box, 2 a push plate, 3 a first slide rail, 4 a first slide block, 5 a fixed rod, 6 a movable block, 7 a transverse plate, 8 a fixed plate, 9 a stable block, 10 a first threaded rod, 11 a first backing plate, 12 a first motor, 13 a first belt pulley, 14 a second belt pulley, 15 a second slide rail, 16 a second slide block, 17 a stable rod, 18 a first slide block, 19 a first movable plate, 20 a reset spring, 21 a first telescopic rod, 22 a buffer spring, 23 a top plate, 24 a fixed groove, 25 a triangular plate, 26 a third slide rail, 27 a third slide block, 28 a second fixed box, 29 a second threaded rod, 30 a second backing plate, 31 a second motor, 32 a third belt pulley, 33 a threaded sleeve, 34 a fourth belt pulley, 35 a water tank, 36 a water guide pipe, 37 a water inlet nozzle, 38 a third backing plate, 39 a water pump, 40 a water inlet pipe, 41 a water outlet pipe, 42 a connecting plate, 43 a water outlet nozzle, 44 an opening, 45 a slide, 47 second sliding block, 48 second movable plate, 49 mounting plate, 50 decompression spring, 51 second telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a mud scraping robot for sewage treatment of a sewage plant comprises a first fixed box 1 and a push plate 2, wherein the top of the inner wall of the first fixed box 1 is fixedly connected with a first slide rail 3, the two sides of the bottom of the first slide rail 3 are respectively and slidably connected with a first slide block 4, the moving stability of a transverse plate 7 is ensured, a fixed rod 5 is fixedly connected between the bottoms of the two sides of the inner wall of the first fixed box 1, the two sides of the surface of the fixed rod 5 are respectively and slidably connected with a movable block 6, the bottom of the first slide block 4 and the top of the movable block 6 are respectively and fixedly connected with a transverse plate 7, the opposite sides of the two transverse plates 7 are respectively and fixedly connected with a fixed plate 8, the opposite sides of the two fixed plates 8 are respectively and fixedly connected with a stable block 9, the top of the two sides of the inner wall of the first fixed box 1 and the surface of the fixed rod 5, the surface of the first threaded rod 10 is connected with the inner thread of the fixed plate 8, the bottom of the inner wall of the first fixed box 1 is fixedly connected with a first backing plate 11, the top of the first backing plate 11 is fixedly connected with a first motor 12, one end of the output shaft of the first motor 12 is fixedly connected with a first belt pulley 13, the surface of the first threaded rod 10 is fixedly connected with a second belt pulley 14 positioned in the first fixed box 1, the surface of the first belt pulley 13 is connected with the surface of the second belt pulley 14 through a belt in a transmission way, one side opposite to the two push plates 2 is respectively provided with a second slide rail 15, the stability of the push plates 2 moving up and down is ensured, one side of the transverse plate 7 penetrates through the first fixed box 1 and extends to the outer part of the first fixed box 1, one side of the transverse plate 7 extending to the outer part of the first fixed box is fixedly connected with a second slide block 16, one side of the second slide block 16, a stabilizer bar 17 is fixedly connected between one side opposite to the two transverse plates 7 and one side of the stabilizer block 9, a first sliding block 18 is slidably connected with the top and the bottom of the surface of the stabilizer bar 17, a first movable plate 19 is movably connected with the surface of the first sliding block 18, one side of the first movable plate 19 away from the first sliding block 18 is movably connected with the surface of the stabilizer block 9, a return spring 20 is sleeved between the surface of the stabilizer bar 17 and one side opposite to the two first sliding blocks 18, a first telescopic rod 21 is fixedly connected with the top and the bottom of one side of the two fixing plates 8 opposite to each other, one end of the first telescopic rod 21 away from the fixing plate 8 is fixedly connected with one side of the inner wall of the first fixing box 1, a buffer spring 22 is sleeved between one side of the fixing plate 8 and one side of the inner wall of the first fixing box 1, and a top plate 23 is fixedly connected with the top of, fixing grooves 24 are formed in two sides of the top plate 23, triangular plates 25 are fixedly connected to the bottoms of two opposite sides of the push plates 2, third slide rails 26 are fixedly connected to two sides of the top plate 23, third slide blocks 27 are slidably connected to two sides of the top of the third slide rails 26, a second fixing box 28 is fixedly connected to the top of the third slide blocks 27, an opening 44 is formed in one side of the bottom of the second fixing box 28, the fixing grooves 24 and the second fixing box 28 are formed in the top of the push plates 2 in sequence from bottom to top and extend into the second fixing box 28, a second threaded rod 29 is fixedly connected to one side of the push plates 2 extending into the second fixing box 28, the top end of the second threaded rod 29 penetrates through the second fixing box 28 and extends to the top of the second fixing box 28, a second backing plate 30 is fixedly connected to one side of the bottom of the inner wall of the second fixing box 28, and a second motor 31, and one end of the output shaft of the second motor 31 is fixedly connected with a third belt pulley 32, one side of the top of the inner wall of the second fixed box 28 is rotatably connected with a threaded sleeve 33 through a bearing, the inside of the threaded sleeve 33 is in threaded connection with the surface of the second threaded rod 29, the surface of the threaded sleeve 33 is fixedly connected with a fourth belt pulley 34, the surface of the third belt pulley 32 is in transmission connection with the surface of the fourth belt pulley 34 through a belt, the top of the inner wall of the second fixed box 28 and one side of the threaded sleeve 33 are fixedly connected with a water tank 35, the top of the second fixed box 28 is communicated with a water guide pipe 36, the bottom of the water guide pipe 36 sequentially penetrates through the second fixed box 28 and the water tank 35 from top to bottom and extends to the inside of the water tank 35, the top of the water guide pipe 36 is fixedly connected with a water inlet nozzle 37, the bottom of the inner wall of the second fixed box 28, a water pump 39 is fixedly connected to the top of the third pad 38, a water inlet of the water pump 39 is communicated with a water inlet pipe 40, one end of the water inlet pipe 40, which is far away from the water pump 39, is communicated with the bottom of the water tank 35, a water outlet of the water pump 39 is communicated with a water outlet pipe 41, one end of the water outlet pipe 41, which is far away from the water pump 39, penetrates through the second fixed tank 28 and extends to the outside of the second fixed tank 28, a connecting plate 42 is fixedly connected to the bottom of one side of the second fixed tank 28, a water outlet nozzle 43 is fixedly connected to one side of the connecting plate 42, which is far away from the second fixed tank 28, one end of the water outlet pipe 41, which extends to the outside of the second fixed tank 28, is fixedly connected with a water inlet of the water outlet nozzle 43, a pull rod 45 is fixedly connected to the top of the top plate 23, slide rods, the two sides of the surface of the pull rod 45 and the opposite side of the second fixed box 28 are fixedly connected with mounting blocks 49, the surface of the second sliding block 47 is movably connected with a second movable plate 48, one side of the second movable plate 48 far away from the second sliding block 47 is movably connected with the surface of the mounting plate 49, a decompression spring 50 is sleeved on the surface of the sliding rod 46 and located between the opposite sides of the two second sliding blocks 47, and a second telescopic rod 51 is fixedly connected between the opposite sides of the two mounting blocks 49.

A sludge scraping method for sewage treatment of a sewage plant is characterized in that a whole sludge scraper is placed in a sewage pool, a first motor 12 is started, the first motor 12 drives a first threaded rod 10 to rotate, the first threaded rod 10 rotates to drive a fixing plate 8 and a transverse plate 7 to move towards two sides, the transverse plate 7 moves towards two sides to push a push plate 2 and a triangular plate 25 to concentrate sludge in the sewage pool, when the sludge is thick, a second motor 31 is started, the second motor 31 drives a second threaded rod 29 to rotate through a threaded sleeve 33, the second threaded rod 29 rotates to pull the push plate 2 upwards, the heights of the push plate 2 and the triangular plate 25 are increased, thinner sludge is scraped, the second motor 31 is closed, sludge is scraped and concentrated, the first motor 12 is closed after sludge scraping is completed, and the whole sludge scraping device is fished out of the sewage pool.

The during operation, place whole mud scraper in the sewage pond, open first motor 12, it is rotatory to make first motor 12 drive first threaded rod 10, first threaded rod 10 is rotatory to drive fixed plate 8 and diaphragm 7 and to remove to both sides, diaphragm 7 removes to both sides and promotes push pedal 2 and set-square 25 and concentrates the mud in the sewage pond, when mud is thick, open second motor 31, second motor 31 drives second threaded rod 29 through threaded sleeve 33 and rotates, second threaded rod 29 rotates and upwards stimulates push pedal 2, make the highly rising of push pedal 2 and set-square 25, scrape thinner mud, close second motor 31, scrape mud and concentrate, scrape and close first motor 12 after the mud is accomplished, will whole mud scraping device follow the sewage pond and fish out can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mud scraping robot that sewage treatment of sewage plant used, includes first fixed case (1) and push pedal (2), its characterized in that: the top of the inner wall of the first fixed box (1) is fixedly connected with a first slide rail (3), two sides of the bottom of the first slide rail (3) are respectively connected with a first sliding block (4) in a sliding manner, a fixed rod (5) is fixedly connected between the bottoms of two sides of the inner wall of the first fixed box (1), two sides of the surface of the fixed rod (5) are respectively connected with a movable block (6) in a sliding manner, the bottom of the first sliding block (4) and the top of the movable block (6) are respectively and fixedly connected with a transverse plate (7), one opposite side of the two transverse plates (7) is respectively and fixedly connected with a fixed plate (8), one opposite side of the two fixed plates (8) is respectively and fixedly connected with a stable block (9), two sides of the inner wall of the first fixed box (1) and the top positioned on the surface of the fixed rod (5) are respectively and rotatably connected with a first threaded rod (10), and the, and the surface of first threaded rod (10) and the inside threaded connection of fixed plate (8), the first backing plate of bottom fixedly connected with (11) of first fixed case (1) inner wall, the first motor (12) of top fixedly connected with of first backing plate (11), the first belt pulley (13) of one end fixedly connected with of first motor (12) output shaft, the surface of first threaded rod (10) just is located the inside fixedly connected with second belt pulley (14) of first fixed case (1), be connected through belt transmission between the surface of first belt pulley (13) and the surface of second belt pulley (14), two second slide rail (15) have all been seted up to the relative one side of push pedal (2).

2. The mud scraping robot for sewage treatment of the sewage plant according to claim 1, wherein: one side of diaphragm (7) runs through first fixed case (1) and extends to the outside of first fixed case (1), diaphragm (7) extend to the outside one side fixedly connected with second slider (16) of first fixed case, one side of second slider (16) and one side sliding connection of second slide rail (15).

3. The mud scraping robot for sewage treatment of the sewage plant according to claim 1, wherein: two one side fixedly connected with stabilizer bar (17) that just is located stabilizer block (9) between the relative one side of diaphragm (7), the top on stabilizer bar (17) surface and the equal sliding connection in bottom have first sliding block (18), the equal swing joint in surface of first sliding block (18) has first fly leaf (19), and first fly leaf (19) keep away from one side of first sliding block (18) and the surface swing joint of stabilizer block (9), the cover is equipped with reset spring (20) between the surface of stabilizer bar (17) and the relative one side of two first sliding blocks (18).

4. The mud scraping robot for sewage treatment of the sewage plant according to claim 1, wherein: two the top of one side is kept away from mutually in fixed plate (8) and the first telescopic link (21) of the equal fixedly connected with in bottom, the one end of fixed plate (8) and one side fixed connection of first fixed case (1) inner wall are kept away from in first telescopic link (21), the cover is equipped with buffer spring (22) between the one side of the surface of first telescopic link (21) and the one side that is located fixed plate (8) and first fixed case (1) inner wall.

5. The mud scraping robot for sewage treatment of the sewage plant according to claim 1, wherein: fixed slot (24), two fixed slot (24) have all been seted up to the top fixedly connected with roof (23) both sides at roof (23) top push pedal (2) back to the equal fixedly connected with set-square (25) in bottom on one side, the equal fixedly connected with third slide rail (26) in both sides at roof (23) top, the equal sliding connection in both sides at third slide rail (26) top has third slider (27), and the top fixedly connected with second fixed box (28) of third slider (27), opening (44) have been seted up to one side of second fixed box (28) bottom.

6. The mud scraping robot for sewage treatment of the sewage plant according to claim 1, wherein: supreme fixed box (28) of fixed slot (24) and second in proper order and the inside that extends to the fixed box of second (28) are down followed to the top of push pedal (2), push pedal (2) extend to the fixed inside one side fixedly connected with second threaded rod (29) of case (28) of second, the top of second threaded rod (29) runs through the fixed box of second (28) and extends to the top of the fixed box of second (28).

7. The mud scraping robot for sewage treatment of the sewage plant according to claim 5, wherein: one side fixedly connected with second backing plate (30) of second fixed case (28) inner wall bottom, the top fixedly connected with second motor (31) of second backing plate (30), and the one end fixedly connected with third belt pulley (32) of second motor (31) output shaft, one side at second fixed case (28) inner wall top is rotated through the bearing and is connected with threaded sleeve (33), and the inside of threaded sleeve (33) and the surperficial threaded connection of second threaded rod (29), the fixed surface of threaded sleeve (33) is connected with fourth belt pulley (34), and is connected through belt transmission between the surface of third belt pulley (32) and the surface of fourth belt pulley (34).

8. The mud scraping robot for sewage treatment of sewage plants according to claims 1-5, wherein: the top of the fixed case of second (28) inner wall and be located one side fixedly connected with water tank (35) of threaded sleeve (33), the top intercommunication of the fixed case of second (28) has aqueduct (36), and the bottom of aqueduct (36) from last to running through the fixed case of second (28) and water tank (35) down in proper order and extending to the inside of water tank (35), the top fixedly connected with intake nozzle (37) of aqueduct (36).

9. The mud scraping robot for sewage treatment of sewage plants according to claims 1-5, wherein: a third cushion plate (38) is fixedly connected with the bottom of the inner wall of the second fixed box (28) and positioned at one side of the second cushion plate (30), the top of the third base plate (38) is fixedly connected with a water pump (39), a water inlet of the water pump (39) is communicated with a water inlet pipe (40), one end of the water inlet pipe (40) far away from the water pump (39) is communicated with the bottom of the water tank (35), a water outlet of the water pump (39) is communicated with a water outlet pipe (41), and one end of the water outlet pipe (41) far away from the water pump (39) penetrates through the second fixed tank (28) and extends to the outside of the second fixed tank (28), the bottom of one side of the second fixed box (28) is fixedly connected with a connecting plate (42), a water outlet nozzle (43) is fixedly connected on one side of the connecting plate (42) far away from the second fixing box (28), one end of the water outlet pipe (41) extending to the outside of the second fixed box (28) is fixedly connected with a water inlet of the water outlet nozzle (43); the top of the top plate (23) is fixedly connected with a pull rod (45), the top of the top plate (23) and two sides of the surface of the pull rod (45) are fixedly connected with slide rods (46), and the top and the bottom of the surface of the sliding rod (46) are both connected with a second sliding block (47) in a sliding way, the two sides of the surface of the pull rod (45) and one side opposite to the second fixed box (28) are fixedly connected with mounting blocks (49), and the surface of the second sliding block (47) is movably connected with a second movable plate (48), and one side of the second movable plate (48) far away from the second sliding block (47) is movably connected with the surface of the mounting plate (49), the surface of the sliding rod (46) is sleeved with a pressure reducing spring (50) between the opposite sides of the two second sliding blocks (47), and a second telescopic rod (51) is fixedly connected between the opposite sides of the mounting blocks (49).

10. A mud scraping method for sewage treatment of a sewage plant is characterized by comprising the following steps: place whole mud scraper in the sewage pond, open first motor 12, it is rotatory to make first motor 12 drive first threaded rod 10, first threaded rod 10 is rotatory to drive fixed plate 8 and diaphragm 7 and to remove to both sides, diaphragm 7 removes to both sides and promotes push pedal 2 and set-square 25 and concentrate the mud in the sewage pond, when mud is thick, open second motor 31, second motor 31 drives second threaded rod 29 through threaded sleeve 33 and rotates, second threaded rod 29 rotates and upwards stimulates push pedal 2, make the highly rising of push pedal 2 and set-square 25, scrape thinner mud, close second motor 31, scrape mud and concentrate, close first motor 12 after scraping mud and accomplishing, will whole mud scraping device follow the sewage pond and fish out can.