阅读说明：本技术 一种可对环境保护的污水处理池排泥装置 (Sludge discharge device of sewage treatment tank capable of protecting environment ) 是由 李珊珊 于 2020-12-02 设计创作，主要内容包括：一种可对环境保护的污水处理池排泥装置,本发明涉及污水处理设备技术领域,它包含沉淀池,其中沉淀池砌设在地面上,沉淀池的前侧壁右下端穿设固定有排污管,排污管的前端密封覆盖固定有面板；它还包含收集组件、排料组件,其中收集组件架设在沉淀池内,排料组件固定设置在沉淀池的右内侧壁下端,且排料组件的前端伸设在排污管内；其在沉淀池底部增设排污口,同时利用可来回运行的刮板进行沉淀池底部的污泥的收集,进而能够将污泥汇集在沉淀池的一侧进行统一清理,省却了污泥的外部转运过程,防止污泥洒落污染环境。(The invention relates to a sludge discharge device of a sewage treatment tank capable of protecting the environment, which relates to the technical field of sewage treatment equipment and comprises a sedimentation tank, wherein the sedimentation tank is built on the ground, a discharge pipe is fixedly arranged at the right lower end of the front side wall of the sedimentation tank in a penetrating way, and a panel is fixedly covered at the front end of the discharge pipe in a sealing way; the device also comprises a collecting component and a discharging component, wherein the collecting component is erected in the sedimentation tank, the discharging component is fixedly arranged at the lower end of the right inner side wall of the sedimentation tank, and the front end of the discharging component extends into the sewage discharge pipe; it adds the drain in the sedimentation tank bottom, utilizes the scraper blade that can make a round trip to move simultaneously to carry out the collection of the mud of sedimentation tank bottom, and then can collect mud and unify the clearance in one side of sedimentation tank, has saved the outside transportation process of mud, prevents the unrestrained polluted environment that falls of mud.)

1. A sludge discharge device of a sewage treatment tank capable of protecting the environment comprises a sedimentation tank (1), wherein the sedimentation tank (1) is laid on the ground, a discharge pipe (2) is fixedly arranged at the right lower end of the front side wall of the sedimentation tank (1) in a penetrating way, and a panel (3) is fixedly covered at the front end of the discharge pipe (2) in a sealing way; the method is characterized in that: the device also comprises a collecting component (4) and a discharging component (5), wherein the collecting component (4) is erected in the sedimentation tank (1), the discharging component (5) is fixedly arranged at the lower end of the right inner side wall of the sedimentation tank (1), and the front end of the discharging component (5) extends into the sewage discharge pipe (2);

the collecting assembly (4) comprises a first support (4-1), a mounting seat (4-2), a scraper (4-12) and a stop block (4-13), wherein the first support (4-1) is symmetrically and fixedly arranged on the front inner side wall and the rear inner side wall of the sedimentation tank (1), the mounting seat (4-2) is erected between the first supports (4-1) on the front side and the rear side, the front end and the rear end of the mounting seat (4-2) are respectively movably abutted to the upper surfaces of the first supports (4-1) on the front side and the rear side, waist-shaped holes (4-3) are symmetrically formed in the front end and the rear end of the mounting seat (4-2), chutes (4-6) are formed in the upper inner side wall and the lower inner side wall of the waist-3), an internal thread sleeve (4-5) is arranged in the waist-shaped hole (4-3), and the internal thread sleeve (4-5) is movably clamped on the upper inner side wall and between the walls, a positioning column (4-7) is fixedly arranged on an internal thread sleeve (4-5), the positioning column (4-7) is movably arranged in a chute (4-6), threaded rods (4-4) are arranged at the front end and the rear end of a first support (4-1) in a rotating mode through bearings, the threaded rods (4-4) are connected in the internal thread sleeve (4-5) in a rotating mode through threads, a transmission rod (4-8) is arranged on the right inner side wall of a sedimentation tank (1) in a rotating mode through bearings, a first bevel gear (4-9) is fixedly sleeved on the transmission rod (4-8), a second bevel gear (4-10) is fixedly arranged at the right end of the threaded rod (4-4), the first bevel gear (4-9) is meshed with the second bevel gear (4-10), and a first motor (4-11) is fixedly arranged at the upper end of the right side plate of the, an output shaft of the first motor (4-11) is in chain transmission with the rear end of the transmission rod (4-8), a scraper (4-12) is rotatably arranged on the lower surface of the mounting seat (4-2) through a rotating shaft, a stop block (4-13) is fixedly arranged on the lower surface of the mounting seat (4-2), and the stop block (4-13) movably abuts against the left side wall of the scraper (4-12);

the discharging assembly (5) comprises a second support (5-1), a waste material groove (5-2) and a spiral guide roller (5-3), wherein the waste material groove (5-2) is embedded at the right end of the lower inner side wall of the sedimentation tank (1), the front end of the waste material groove (5-2) extends into the sewage discharge pipe (2), the second support (5-1) is fixedly arranged on the right inner side wall of the sedimentation tank (1), the second support (5-1) is arranged below the transmission rod (4-8), the lower end of the second support (5-1) extends into the waste material groove (5-2), the spiral guide roller (5-3) is rotatably arranged on the second support (5-1) through a bearing, a second motor (5-4) is fixedly arranged on the upper end of the right side plate of the sedimentation tank (1), an output shaft of the second motor (5-4) and a rear end rotating shaft chain of the spiral guide roller (5-3) are in a chain transmission mode .

2. The sludge discharging device for the sewage treatment tank capable of protecting the environment according to the claim 1, wherein: the second bracket (5-1) is hinged with a cover plate (6) through a spring hinge, the cover plate (6) is movably arranged above the waste material groove (5-2) in a covering manner, a supporting plate (7) is fixedly arranged on the upper side wall of the cover plate (6), a fixed seat (8) is fixedly arranged on the mounting seat (4-2), the fixed seat (8) is arranged on the right side of the scraper (4-12), the fixed seat (8) is arranged at the left side of the supporting plate (7), the ejector rod (9) is fixedly arranged on the right side wall of the fixed seat (8), the cover plate (6) covers the waste material tank (5-2), when the mounting seat (4-2) drives the scraper (4-12) to move close to the waste chute (5-2), the ejector rod (9) props against the supporting plate (7), and the cover plate (6) is driven to rotate and open, and then the scraper (4-12) hangs the east sludge and enters the waste material tank (5-2).

3. The sludge discharging device for the sewage treatment tank capable of protecting the environment according to the claim 1, wherein: the lower surface of the mounting seat (4-2) is fixedly provided with an axle column (10), the axle column (10) is arranged on the right side of the scraper (4-12), the axle column (10) is sleeved with a torsion spring (11), one column foot of the torsion spring (11) is fixedly arranged on the lower side wall of the mounting seat (4-2), the other column foot of the torsion spring (11) movably abuts against the right side wall of the scraper (4-12), when the mounting seat (4-2) drives the scraper (4-12) to move rightwards, the torsion spring (11) abuts against the scraper (4-12) to rotate clockwise, and then the scraper (4-12) is pushed to rotate to vertically insert sludge.

4. The sludge discharging device for the sewage treatment tank capable of protecting the environment according to the claim 1, wherein: the lower side edges of the scrapers (4-12) are fixedly provided with blade plates (12).

5. The sludge discharging device for the sewage treatment tank capable of protecting the environment according to the claim 1, wherein: the upper inner side wall of the sewage discharge pipe (2) is provided with a partition plate (13) in a rotating mode through a rotating shaft, the partition plate (13) is arranged on the front side of the spiral guide roller (5-3), a limiting block (14) is fixedly arranged on the upper inner side wall of the sewage discharge pipe (2), the limiting block (14) is movably arranged on the rear side wall of the partition plate (13) in a supporting mode, when the spiral guide roller (5-3) pushes sludge to move forwards, a Dingkai is given, and then the sludge is discharged through the discharge pipe.

6. The sludge discharging device for the sewage treatment tank capable of protecting the environment according to the claim 1, wherein: the scraper knife (15) is fixedly arranged at the lower ends of the left side wall and the right side wall of the mounting seat (4-2), the side edge of the cutting edge of the scraper knife (15) movably abuts against the surface of the first support (4-1), and when the mounting seat (4-2) moves left and right, the scraper (4-12) shovels away sludge on the upper surface of the first support (4-1).

7. The sludge discharging device for the sewage treatment tank capable of protecting the environment according to the claim 1, wherein: the working principle is as follows: when sludge in the sedimentation tank (1) is discharged, firstly, waste water in the sedimentation tank (1) is emptied, then a cover plate (6) on a discharge pipe (2) is opened, a first motor (4-11) is started, the first motor (4-11) drives a transmission rod (4-8) to rotate, the transmission rod (4-8) drives a threaded rod (4-4) to rotate through a first bevel gear (4-9) and a second bevel gear (4-10) which are meshed with each other, the threaded rod (4-4) pushes an internal thread sleeve (4-5) to move leftwards, so that a mounting seat (4-2) is driven to move leftwards, a scraper (4-12) moves along with the mounting seat (4-2), the lower end of the scraper (4-12) abuts against the upper surface of the sludge at the bottom of the sedimentation tank (1), and after the scraper (4-12) moves leftwards for a certain distance, the threaded rod (4-4) is rotated reversely, the mounting seat (4-2) drives the scraper (4-12) to move rightwards, the lower side edge of the scraper (4-12) abuts against the surface of sludge, the scraper is rotated to vertically insert the sludge until the scraper (4-12) abuts against the stop block (4-13), the scraper (4-12) moves rightwards and pushes the sludge on the right side to move rightwards to enter the waste trough (5-2), the second motor (5-4) drives the spiral guide roller (5-3) to rotate, the sludge in the waste trough (5-2) is pushed forwards and then is discharged from the sewage discharge pipe (2).

Technical Field

The invention relates to the technical field of sewage treatment equipment, in particular to a sludge discharge device of a sewage treatment tank, which can protect the environment.

Background

The sewage sedimentation treatment can accumulate a large amount of sludge at the bottom of the sedimentation tank, and after a certain amount of sewage sedimentation treatment is carried out, the sludge at the bottom of the vehicle battery needs to be cleaned, so that the available volume of the sedimentation tank is prevented from being reduced by excessive sedimented sludge; can carry out the mud clearance of sedimentation tank bottom through bucket car, excavator etc. among the prior art, this kind of clearance mode can unrestrained more mud in mud transportation process, needs subsequent artifical cleanness, and unrestrained mud can seriously pollute the peripheral environment of sedimentation tank, needs to improve.

Disclosure of Invention

The invention aims to provide a sludge discharge device for a sewage treatment tank, which is reasonable in design, convenient to use and capable of protecting the environment, aiming at overcoming the defects and shortcomings of the prior art, wherein a sewage discharge outlet is additionally arranged at the bottom of a sedimentation tank, and meanwhile, a scraping plate capable of running back and forth is used for collecting sludge at the bottom of the sedimentation tank, so that the sludge can be collected at one side of the sedimentation tank for unified cleaning, the external transfer process of the sludge is omitted, and the sludge is prevented from scattering to pollute the environment.

In order to achieve the purpose, the invention adopts the technical scheme that: the sewage treatment device comprises a sedimentation tank, wherein the sedimentation tank is laid on the ground, a sewage discharge pipe is fixedly arranged at the right lower end of the front side wall of the sedimentation tank in a penetrating way, and a panel is fixedly covered at the front end of the sewage discharge pipe in a sealing way; the device also comprises a collecting component and a discharging component, wherein the collecting component is erected in the sedimentation tank, the discharging component is fixedly arranged at the lower end of the right inner side wall of the sedimentation tank, and the front end of the discharging component extends into the sewage discharge pipe;

the collecting component comprises a first support, a mounting seat, a scraper blade and a stop block, wherein the front inner side wall and the rear inner side wall of the sedimentation tank are symmetrically and fixedly provided with a first support, the mounting seat is erected between the first supports on the front side and the rear side, the front end and the rear end of the mounting seat are respectively movably abutted to the upper surfaces of the first supports on the front side and the rear side, waist-shaped holes are symmetrically formed in the front end and the rear end of the mounting seat, chutes are formed in the upper inner side wall and the lower inner side wall of each waist-shaped hole, inner thread sleeves are arranged in the waist-shaped holes, the inner thread sleeves are movably clamped between the upper inner side wall and the lower inner side wall of each waist-shaped hole, positioning columns are fixedly arranged on the inner thread sleeves, the positioning columns are movably arranged in the chutes, threaded rods are screwed at the front end and the rear end of the first support through, the right end of the threaded rod is fixedly provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, the upper end of a right side plate of the sedimentation tank is fixedly provided with a first motor, an output shaft of the first motor is in chain transmission with the rear end of the transmission rod, the lower surface of the mounting seat is rotatably provided with a scraper through a rotating shaft, the lower surface of the mounting seat is fixedly provided with a stop block, and the stop block is movably abutted against the left side wall of the scraper;

the row's of expecting subassembly contain No. two supports, the dirty tank, the spiral guide roller, wherein the dirty tank inlays the lower inside wall right-hand member of establishing at the sedimentation tank, and the front end of dirty tank stretches to be established in the sewage pipe, the fixed support No. two that is provided with on the right inside wall of sedimentation tank, and No. two supports setting is in the below of transfer line, the lower extreme of No. two supports stretches to be established in the dirty tank, be equipped with the spiral guide roller through the bearing soon on No. two supports, the fixed motor No. two that is provided with on the right side board of sedimentation tank, the output shaft of No. two motors and the rear end pivot chain drive setting of spiral guide roller.

Further, No. two supports on be equipped with the apron through the hinge of spring, the apron movable cover sets up the top at the dirty silo, the fixed backup pad that is provided with on the last lateral wall of apron, the fixed fixing base that is provided with on the mount pad, the fixing base sets up the right side at the scraper blade, and the fixing base setting is in the left side of backup pad, the fixed ejector pin that is provided with on the right side wall of fixing base, the apron covers on the dirty silo, when the mount pad drives the scraper blade and removes and be close to the dirty silo, the ejector pin withstands the backup pad, and it is rotatory to open to drive the apron, and then the scraper blade.

Further, the lower surface of mount pad on the fixed jack-post that is provided with, and the jack-post setting is on the right side of scraper blade, the cover is equipped with the torsional spring on the jack-post, a column base of torsional spring is fixed to be set up on the lower lateral wall of mount pad, another column base activity of torsional spring is supported and is established on the right side wall of scraper blade, when the mount pad drives the scraper blade and marchs right, the torsional spring supports the scraper blade clockwise rotation, and then promotes the rotatory vertical mud that inserts of scraper blade.

Furthermore, a blade plate is fixedly arranged on the lower side edge of the scraper.

Further, the last inside wall of blow off pipe on be equipped with the division board through the pivot soon, and the division board setting is in the front side of spiral guide roller, the last inside wall of blow off pipe is last to be fixed to be provided with the stopper, the stopper activity is supported and is established on the back lateral wall of division board, when spiral guide roller promotes mud and advances forward, will give and hold the butyl key, and then mud is discharged through arranging the material pipe.

Further, the lower ends of the left side wall and the right side wall of the mounting seat are fixedly provided with shovel knives, the side edges of the cutting edges of the shovel knives movably abut against the surface of the first support, and when the mounting seat moves left and right, the scraper blades shovel sludge on the upper surface of the first support.

The working principle of the invention is as follows: when sludge in the sedimentation tank is discharged, firstly, wastewater in the sedimentation tank is emptied, then, a cover plate on a discharge pipe is opened, a motor is started, the motor drives a transmission rod to rotate, the transmission rod drives a threaded rod to rotate through a meshed bevel gear I and a meshed bevel gear II, the threaded rod pushes an internal thread sleeve to move leftwards, a mounting seat is further driven to move leftwards, a scraper plate follows the mounting seat to move forwards, the lower end of the scraper plate abuts against the upper surface of the sludge at the bottom of the sedimentation tank, after the scraper plate moves leftwards for a certain distance, the threaded rod is rotated reversely, the mounting seat drives the scraper plate to move rightwards, the lower side edge of the scraper plate abuts against the surface of the sludge, the sludge is vertically inserted by rotating until the scraper plate abuts against a stop block, the scraper plate moves rightwards and pushes the sludge on the right side of the scraper plate to move rightwards to enter a waste tank, and then discharged from the sewage discharge pipe.

After adopting the structure, the invention has the beneficial effects that:

1. the scraper is rotationally arranged on the mounting seat, the mounting seat is driven by the threaded rod, the scraper is rotationally laid when the mounting seat moves leftwards, the scraper rotates vertically and is inserted into sludge at the bottom of the sedimentation tank when the mounting seat moves rightwards, and then the scraper hangs the sludge and enters a waste tank to be collected;

2. the waste material groove is communicated with the sewage discharge outlet, so that the sludge in the waste material groove is discharged through the spiral guide roller, and the sludge can be collected and uniformly discharged in the sedimentation tank;

3. the both ends of mount pad are passed through the internal thread cover and are connected with the threaded rod, and the internal thread cover slides and sets up in the waist shape on the mount pad downthehole, and then when the rate of movement deviation appears at both ends around the mount pad, throw away and adjust through rotation, the removal of internal thread cover, guarantee the normal rotation of threaded rod, prevent to block and die.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a sectional view a-a in fig. 2.

Fig. 4 is a sectional view B-B in fig. 2.

Fig. 5 is a cross-sectional view C-C in fig. 2.

Fig. 6 is an enlarged view of a portion D in fig. 5.

Description of reference numerals:

the device comprises a sedimentation tank 1, a sewage discharge pipe 2, a panel 3, a collection assembly 4, a first support 4-1, a mounting seat 4-2, a kidney-shaped hole 4-3, a threaded rod 4-4, an internal thread sleeve 4-5, a sliding chute 4-6, a positioning column 4-7, a transmission rod 4-8, a first bevel gear 4-9, a second bevel gear 4-10, a first motor 4-11, a scraping plate 4-12, a stop block 4-13, a discharge assembly 5, a second support 5-1, a waste chute 5-2, a spiral guide roller 5-3, a second motor 5-4, a cover plate 6, a support plate 7, a fixed seat 8, a push rod 9, a shaft column 10, a torsion spring 11, a cutting plate 12, an isolation class 13, a limiting block 14 and a scraper knife 15.

Detailed Description

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

Referring to fig. 1 to 6, the present embodiment includes a sedimentation tank 1, wherein the sedimentation tank 1 is laid on the ground, a drain pipe 2 is fixedly inserted into the right lower end of the front side wall of the sedimentation tank 1, and a panel 3 is fixedly covered at the front end of the drain pipe 2 in a sealing manner; the device also comprises a collecting component 4 and a discharging component 5, wherein the collecting component 4 is erected in the sedimentation tank 1, the discharging component 5 is fixedly arranged at the lower end of the right inner side wall of the sedimentation tank 1, and the front end of the discharging component 5 extends into the sewage discharge pipe 2;

the collecting component 4 comprises a first support 4-1, a mounting seat 4-2, a scraper 4-12 and a stop block 4-13, wherein the first support 4-1 is symmetrically and fixedly arranged on the front inner side wall and the rear inner side wall of the sedimentation tank 1, the mounting seat 4-2 is erected between the first supports 4-1 on the front side and the rear side wall, the front end and the rear end of the mounting seat 4-2 are respectively movably abutted against the upper surfaces of the first supports 4-1 on the front side and the rear side wall, waist-shaped holes 4-3 are symmetrically formed in the front end and the rear end of the mounting seat 4-2, sliding grooves 4-6 are formed in the upper inner side wall and the lower inner side wall of each waist-shaped hole 4-3, an internal thread sleeve 4-5 is arranged in the waist-shaped hole 4-3, the internal thread sleeve 4-5 is movably clamped between the upper inner side wall and the lower inner side wall of, the positioning column 4-7 is movably arranged in the chute 4-6, the front end and the rear end of the first bracket 4-1 are respectively provided with a threaded rod 4-4 in a rotating manner through a bearing, the threaded rod 4-4 is connected in an internal thread sleeve 4-5 in a rotating manner through a thread, the right inner side wall of the sedimentation tank 1 is provided with a transmission rod 4-8 in a rotating manner through a bearing, a first bevel gear 4-9 is fixedly sleeved on the transmission rod 4-8, the right end of the threaded rod 4-4 is fixedly provided with a second bevel gear 4-10, the first bevel gear 4-9 is meshed with the second bevel gear 4-10, the upper end of the right side plate of the sedimentation tank 1 is fixedly provided with a first motor 4-11, the output shaft of the first motor 4-11 is in transmission with a chain at the rear end of the transmission rod 4-8, the lower surface of the mounting seat, a stop block 4-13 is fixedly arranged on the lower surface of the mounting seat 4-2, and the stop block 4-13 is movably abutted against the left side wall of the scraper 4-12;

the discharge assembly 5 comprises a second bracket 5-1, a waste trough 5-2 and a spiral guide roller 5-3, wherein the waste trough 5-2 is embedded at the right end of the lower inner side wall of the sedimentation tank 1, the front end of the waste trough 5-2 extends into the sewage discharge pipe 2, the second bracket 5-1 is fixedly arranged on the right inner side wall of the sedimentation tank 1, the second bracket 5-1 is arranged below the transmission rod 4-8, the lower end of the second bracket 5-1 extends into the waste trough 5-2, the spiral guide roller 5-3 is screwed on the second bracket 5-1 through a bearing, a second motor 5-4 is fixedly arranged at the upper end of the right side plate of the sedimentation tank 1, and the output shaft of the second motor 5-4 is in chain transmission with the rear end rotating shaft of the spiral guide roller 5-3;

the second bracket 5-1 is hinged with a cover plate 6 through a spring hinge, the cover plate 6 is movably arranged above the waste tank 5-2 in a covering mode, the upper side wall of the cover plate 6 is fixedly provided with a supporting plate 7, the mounting seat 4-2 is fixedly provided with a fixed seat 8, the fixed seat 8 is arranged on the right side of the scraping plate 4-12, the fixed seat 8 is arranged on the left side of the supporting plate 7, the right side wall of the fixed seat 8 is fixedly provided with a mandril 9, the cover plate 6 is arranged on the waste tank 5-2 in a covering mode to prevent sludge from leaking in the working process of the spiral guide roller 5-3, when the scraping plate 4-12 drives the sludge to enter the waste tank 5-2, the mandril 9 props against the supporting plate 7 to further drive the cover plate 6 to rotate and open, the lower surface of the mounting seat 4-2 is fixedly provided with a shaft, a torsion spring 11 is sleeved on the shaft post 10, one pedestal of the torsion spring 11 is fixedly arranged on the lower side wall of the mounting seat 4-2, the other pedestal of the torsion spring 11 is movably abutted on the right side wall of the scraper 4-12, when the mounting seat 4-2 drives the scraper 4-12 to move rightwards, the torsion spring 11 pushes the scraper 4-12 to rotate vertically, the lower side edge of the scraper 4-12 is fixedly provided with a cutting edge plate 12, the cutting edge plate 12 facilitates the scraper 4-12 to be inserted into the sludge at the bottom of the sedimentation tank 1, the upper inner side wall of the sewage discharge pipe 2 is rotatably provided with a separation plate 13 through a rotating shaft, the separation plate 13 is arranged at the front side of the spiral guide roller 5-3, the upper inner side wall of the sewage discharge pipe 2 is fixedly provided with a limit block 14, the limit block 14 is movably abutted on the rear side wall of the separation plate 13, the separation plate 13 is convenient to open the panel 3, and, the lower ends of the left side wall and the right side wall of the mounting seat 4-2 are fixedly provided with a scraper knife 15, the side edge of the blade of the scraper knife 15 is movably abutted against the surface of the first support 4-1, and a scraper plate is convenient for scraping sludge on the upper surface of the first support 4-1 in the advancing process of the mounting seat 4-2 and prevents the mounting seat 4-2 from being blocked in the advancing process.

The working principle of the specific embodiment is as follows: when sludge in the sedimentation tank 1 is discharged, firstly, the waste water in the sedimentation tank 1 is emptied, then the cover plate 6 on the discharge pipe 2 is opened, the first motor 4-11 is started, the first motor 4-11 drives the transmission rod 4-8 to rotate, the transmission rod 4-8 drives the threaded rod 4-4 to rotate through the meshed first bevel gear 4-9 and second bevel gear 4-10, the threaded rod 4-4 pushes the internal threaded sleeve 4-5 to move leftwards so as to drive the mounting seat 4-2 to move leftwards, the scraper 4-12 follows the mounting seat 4-2 to move forwards, further, the lower end of the scraper 4-12 is abutted against the upper surface of the sludge at the bottom of the sedimentation tank 1, after the scraper 4-12 moves leftwards for a certain distance, the threaded rod 4-4 is rotated reversely, further, the mounting seat 4-2 drives the scraper 4-12 to move rightwards, the lower side edge of the scraper 4-12 abuts against the surface of sludge, the scraper 4-12 is rotated to vertically insert the sludge until the scraper 4-12 abuts against the stop block 4-13, then the scraper 4-12 moves rightwards and pushes the sludge on the right side to move rightwards to enter the waste material tank 5-2, the second motor 5-4 drives the spiral material guide roller 5-3 to rotate, and the sludge in the waste material tank 5-2 is pushed forwards and then discharged from the sewage discharge pipe 2.

After adopting above-mentioned structure, this embodiment beneficial effect does:

1. the scraper 4-12 is arranged on the mounting seat 4-2 in a rotating mode, the mounting seat 4-2 is driven through the threaded rod 4-4, the scraper 4-12 rotates and flattens when the mounting seat 4-2 moves leftwards, the scraper 4-12 rotates vertically and is inserted into sludge at the bottom of the sedimentation tank 1 when the mounting seat 4-2 moves rightwards, and then east sludge is hung to enter the waste tank 5-2 to wait for collection;

2. the waste material groove 5-2 is communicated with a sewage discharge outlet, so that the sludge in the waste material groove 5-2 is discharged through the spiral guide roller 5-3, and the sludge can be collected and uniformly discharged in the sedimentation tank 1;

3. two ends of the mounting seat 4-2 are connected with the threaded rod 4-4 through the internal thread sleeves 4-5, the internal thread sleeves 4-5 are arranged in the waist-shaped holes 4-3 in the mounting seat 4-2 in a sliding mode, and therefore when the moving speed deviation occurs at the front end and the rear end of the mounting seat 4-2, the adjustment can be carried out through the rotation and the movement of the internal thread sleeves 4-5, the normal rotation of the threaded rod 4-4 is guaranteed, and the locking is prevented.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.