阅读说明：本技术 一种污泥分离装置 (Sludge separation device ) 是由 何小瑜 夏玉坤 彭贤辉 赵江舟 洪根惠 沈飞凯 金喆浩 于 2021-05-19 设计创作，主要内容包括：本发明属于污泥分离技术领域,具体的说是一种污泥分离装置,包括分离箱；所述分离箱顶部中心处开设有进料口；所述分离箱顶端斜面内壁上开设有第一环形槽和第二环形槽,且第一环形槽靠近分离箱中心线；所述第一环形槽内转动连接有第一过滤板；所述第二环形槽内转动连接有第二过滤板；所述第一过滤板和第二过滤板截面为倒锥形；本发明提供一种污泥分离装置,以解决对于一些市政污泥,污泥内不仅含有污水,甚至具有一些体积较小的生活垃圾,现有对污泥的分离只是将污泥和污水进行分离,污泥的固态杂质还需要进行再次进行独自过滤,无法一次性将污泥、污泥杂质和污水分离,浪费过滤时间的问题。(The invention belongs to the technical field of sludge separation, and particularly relates to a sludge separation device which comprises a separation box; a feed inlet is formed in the center of the top of the separation box; a first annular groove and a second annular groove are formed in the inner wall of the inclined plane at the top end of the separation box, and the first annular groove is close to the center line of the separation box; a first filtering plate is rotationally connected in the first annular groove; a second filter plate is rotationally connected in the second annular groove; the cross sections of the first filter plate and the second filter plate are inverted cones; the invention provides a sludge separation device, which aims to solve the problems that for some municipal sludge, the sludge contains sewage and even has some domestic garbage with small volume, the sludge and the sewage are separated only in the prior art, solid impurities of the sludge need to be filtered independently again, the sludge impurities and the sewage cannot be separated at one time, and the filtering time is wasted.)

1. A sludge separation device, which is characterized by comprising a separation box (1); a feed inlet (16) is formed in the center of the top of the separation box (1); a first annular groove and a second annular groove are formed in the inner wall of the inclined plane at the top end of the separation box (1), and the first annular groove is close to the central line of the separation box (1); a first filter plate (11) is rotationally connected in the first annular groove; a second filter plate (12) is rotationally connected in the second annular groove; the sections of the first filter plate (11) and the second filter plate (12) are inverted cones; the inner diameter of the filter holes of the second filter plate (12) is smaller than that of the filter holes of the first filter plate (11); the impurity discharging cavity (13) is formed in the centers of the first filter plate (11) and the separation box (1), and the feeding hole (16) is communicated with the impurity discharging cavity (13); a sludge outlet cavity (14) is formed between the first filter plate (11) and the second filter plate (12); the second filter plate (12) and the inner wall of the separation box (1) form a water outlet cavity (15); the impurity discharging cavity (13), the mud discharging cavity (14) and the water discharging cavity (15) are provided with discharge holes; a pair of first cavities (18) which are symmetrical to each other is formed in the inclined plane at the top end of the separation box (1); the first cavity (18) and the first and second annular grooves are communicated with each other; the top end of the first cavity (18) is rotatably connected with a rotating shaft, and the bottom end of the rotating shaft is fixedly connected with a gear (191); the opposite surfaces of the first filter plate (11) and the second filter plate (12) are fixedly connected with rack layers (19), and the rack layers (19) extend into the first cavity (18); the rack layer (19) and the gear (191) are meshed with each other; an electric motor (17) is fixedly connected to the inclined plane at the top end of the separation box (1), and the output end of the electric motor (17) extends into the first cavity (18) and is fixedly connected with the rotating shaft.

2. The sludge separation device according to claim 1, wherein the top slope of the separation box (1) is fixed with a scraper (2) on the inner wall of the sludge outlet cavity (14); the two sides of the scraper (2) are respectively contacted with the first filter plate (11) and the second filter plate (12); the scraper (2) is provided with a first through groove (21).

3. The sludge separating device as claimed in claim 2, wherein a rotating shaft is rotatably connected to the side wall of the first through groove (21), and the rotating shaft extends into the first cavity (18) and is fixedly connected to the bottom end of the gear (191); and a group of cams (22) are fixedly connected to the shaft of the rotating shaft positioned in the first through groove (21).

4. A sludge separating device according to claim 3, wherein the first through groove (21) is provided with a first groove (3) on the side wall near the first filter plate (11); a group of through holes (31) are formed in the bottom of the first groove (3); a first push plate (32) is fixedly connected to the side wall, close to the first filter plate (11), of the first through groove (21) through a spring, and a first cleaning block (33) is fixedly connected to the first push plate (32); the first cleaning block (33) is connected to the inner wall of the first groove (3) in a sliding manner; a group of first cleaning brushes (34) is fixedly connected to the first cleaning block (33), and the first cleaning brushes (34) are positioned in the through holes (31); the cam (22) is configured to rotate in contact with the first push plate (32).

5. The sludge separating device according to claim 4, wherein the first through groove (21) is provided with a second through groove (4) on the side wall close to the second filter plate (12); a second push plate (41) is fixedly connected to the side wall, close to the second filter plate (12), of the first through groove (21) through a spring; a second cleaning block (42) is fixedly connected to the second push plate (41); the second cleaning block (42) is connected in the second through groove (4) in a sliding manner; a group of second cleaning brushes (43) are arranged on the second cleaning block (42); the cam (22) is in contact with the second push plate (41) when rotated.

6. The sludge separating device as claimed in claim 5, wherein the second sweeping block (42) has a second groove (44) formed on the side wall thereof adjacent to the second filtering plate (12); an elastic curved membrane (45) is fixedly connected to the position, close to the second groove (44), of the second groove, and the elastic curved membrane (45) is concave inwards; the second cleaning brush (43) is fixedly connected to the outer side wall of the elastic curved membrane (45); a magnet column (46) is fixedly connected to the bottom of the second groove (44) through a spring; a magnet block (47) is arranged at the end part of the cam (22) which is contacted with the second push plate (41) when rotating; the magnet block (47) and the magnet post (46) repel each other.

7. The sludge separating device as claimed in claim 6, wherein the second groove (44) is provided with a second cavity (5) in the side walls at both sides; a group of spray heads (51) are fixedly connected to the side wall of the second cleaning plate close to the second filter plate (12); the spray head (51) is communicated with the second cavity (5); a group of first air bags (52) are fixedly connected to the side wall of the bottom end of the first cavity (18); a pair of symmetrical semi-circular balls (53) is fixedly connected to the bottom end of the gear (191); when the gear (191) rotates, the semi-spherical ball (53) extrudes the first air bag (52); the first air bag (52) is communicated with the second cavity (5) through a hose.

8. The sludge separating device of claim 7, wherein the side wall of the scraping plate (2) close to the second filter plate (12) is provided with a group of third grooves (61); a lead screw (6) is arranged on the second push plate (41), and the lead screw (6) extends into the third groove (61) and is fixedly connected with a vibration ball (62); the vibration ball (62) is made of rubber.

9. The sludge separating device according to claim 8, wherein one end of the screw rod (6) is rotatably connected to the second push plate (41), the other end of the screw rod penetrates through the third groove (61), and the penetrating point of the screw rod (6) is connected through a screw rod (6) and nut pair.

10. The sludge separating device of claim 9, wherein the outer side wall of the cam (22) is provided with a third annular groove (7); a group of cutting pieces (71) are fixedly connected to the bottom of the third annular groove (7), and the cutting pieces (71) are triangular.

Technical Field

The invention belongs to the technical field of sludge separation, and particularly relates to a sludge separation device.

Background

The municipal sludge is treated by impurity separation, dehydration, collection and other processes, and then the treated sludge can be reused, such as making building materials, making fertilizers and the like.

The prior art also discloses some technical schemes related to sludge separation technology, for example, a Chinese patent with application number 2019223097508 discloses a sludge and impurity separation device which comprises a box body, a sludge conveying pipe is sleeved above the box body, sliding grooves are formed in the surfaces of the two sides in the box body, sliding blocks are arranged in the sliding grooves in a sliding mode, first fixed blocks are welded at one ends of the sliding blocks, a first filter plate is installed between the upper portions of the two first fixed blocks through screws, second fixed blocks are welded at the two sides in the box body, hydraulic cylinders are welded above the second fixed blocks, piston rods at one ends of the hydraulic cylinders are connected with the corresponding first fixed blocks, sliding plates are welded at one ends of the first fixed blocks, third fixed blocks are welded at the two sides in the box body, a second filter plate is installed between the upper portions of the two third fixed blocks through screws, a motor is installed at one side outside the box body, and the output end of the motor is connected with a rotating shaft through a coupler, the one end of pivot is passed box surface annular welding and is had a plurality of stirring vane, the utility model discloses, mud and impurity separation's is faster.

In the prior art, for some municipal sludge, the sludge not only contains sewage, but also contains some domestic garbage with small volume, the sludge and the sewage are separated only in the prior art, solid impurities of the sludge need to be filtered independently again, the sludge impurities and the sewage cannot be separated at one time, and the filtering time is wasted.

Disclosure of Invention

In order to make up the defects of the prior art, the sludge separation device provided by the invention solves the problems that for some municipal sludge, the sludge contains sewage, even has some domestic garbage with small volume, the sludge and the sewage are separated only in the prior art, solid impurities of the sludge need to be filtered independently again, the sludge impurities and the sewage cannot be separated at one time, and the filtering time is wasted.

The technical scheme adopted by the invention for solving the technical problems is as follows: the sludge separation device comprises a separation box; a feed inlet is formed in the center of the top of the separation box; a first annular groove and a second annular groove are formed in the inner wall of the inclined plane at the top end of the separation box, and the first annular groove is close to the center line of the separation box; a first filtering plate is rotationally connected in the first annular groove; a second filter plate is rotationally connected in the second annular groove; the cross sections of the first filter plate and the second filter plate are inverted cones; the inner diameter of the filter hole of the second filter plate is smaller than that of the filter hole of the first filter plate; the first filter plate and the center of the separation box form a impurity outlet cavity, and the feed inlet is communicated with the impurity outlet cavity; a sludge outlet cavity is formed between the first filter plate and the second filter plate; the second filter plate and the inner wall of the separation box form a water outlet cavity; the impurity outlet cavity, the sludge outlet cavity and the water outlet cavity are provided with discharge ports; a pair of first cavities which are symmetrical to each other is arranged in the inclined plane at the top end of the separation box; the first cavity and the first annular groove are communicated with the second annular groove; the top end of the first cavity is rotatably connected with a rotating shaft, and the bottom end of the rotating shaft is fixedly connected with a gear; the opposite surfaces of the first filter plate and the second filter plate are fixedly connected with rack layers, and the rack layers extend into the first cavity; the rack layer and the gear are meshed with each other; the inclined plane at the top end of the separation box is fixedly connected with a motor, and the output end of the motor extends into the first cavity and is fixedly connected with the rotating shaft; when the municipal sludge separator works, in the prior art, for some municipal sludge, the sludge not only contains sewage, but also contains some household garbage with smaller volume, the sludge is separated from the sewage only in the prior art, solid impurities of the sludge also need to be filtered independently again, the sludge, sludge impurities and sewage cannot be separated at one time, and the filtering time is wasted, therefore, the municipal sludge separator works in the invention, the municipal sludge is put into a separation box through a feed inlet, discharge ports of a impurity outlet cavity and a sludge outlet cavity are closed, a motor is started, the motor drives a gear to rotate, the gear and a rack layer are meshed with each other, the gear rotates to drive a first filter plate and a second filter plate to rotate simultaneously, the rotation directions of the second filter plate and the first filter plate are opposite, the municipal sludge in the impurity outlet cavity is filtered by the first filter plate, and impurities in the sludge are left in the impurity outlet cavity, then the mud that does not contain domestic waste gets into out the mud intracavity, at the filtration through the second filter, with sewage and the mud separation in the mud, the mud that does not contain sewage is located out the mud intracavity, sewage gets into out the water cavity, flow from the discharge gate that goes out the water cavity, discharge gate in the water cavity is not behind the outflow sewage, open out the discharge gate in miscellaneous chamber and play mud cavity in proper order, go out impurity and mud respectively the ejection of compact, through first filter, mutually support between second filter and the motor, can be once only with the impurity in the municipal sludge in the separator box, sewage and mud are separated simultaneously itself, not only utilize the effect of centrifugal force to further accelerate separation rate, save the separation time, can also guarantee the orderly the going on of ejection of compact, avoid appearing the condition of ejection of compact compounding.

Preferably, the inclined plane at the top end of the separation box is fixedly connected with a scraper on the inner wall of the mud outlet cavity; the two sides of the scraper are respectively contacted with the first filter plate and the second filter plate; the scraper is provided with a first through groove; the during operation, can take place to rotate because of first filter and second filter in the effect on gear and rack layer, the event rigid coupling has the scraper blade on the inner wall in play mud chamber, the scraper blade both sides lateral wall can take place the pivoted condition at first filter and first filter, scrape the material comprehensively to it, guarantee that mud can not depend on first filter and second filter, influence the separation of mud, and seted up first logical groove on the scraper blade, the flow and the separation of mud in the mud board can not influenced to the stationary state of scraper blade.

Preferably, a rotating shaft is rotatably connected to the side wall of the first through groove, extends into the first cavity and is fixedly connected to the bottom end of the gear; a group of cams are fixedly connected to the shaft of the rotating shaft in the first through groove; the during operation, because of the mud intracavity exists sewage and mud simultaneously when the separation, when second filter and first filter rotate, the cam also can rotate under the rotation state of gear, and the cam rotation can further stir the mixture that is located the mud of play mud intracavity and sewage, further accelerates the separation between sewage and mud.

Preferably, a first groove is formed in the side wall, close to the first filter plate, of the first through groove; a group of through holes are formed at the bottom of the first groove; a first push plate is fixedly connected to the side wall, close to the first filter plate, of the first through groove through a spring, and a first cleaning block is fixedly connected to the first push plate; the first cleaning block is connected to the inner wall of the first groove in a sliding manner; a group of first cleaning brushes are fixedly connected to the first cleaning block and are positioned in the through hole; the cam is contacted with the first push plate when rotating; when the scraper blade scrapes the side wall of the first filter plate, the scraper blade can scrape some sludge attached to the first filter plate, but when the first filter plate rotates and separates impurities in the sludge from the sludge by using centrifugal force, some solid impurities can block the filter holes on the first filter plate, the filtering efficiency of the first filter plate is influenced, and the scraper blade can only scrape the impurities with blocked surfaces, so that when the cam rotates, the cam can be driven to circularly push the first push plate to move back and forth, the first push plate can be driven to circularly move the first cleaning block, the first cleaning block can be driven to move to drive the first cleaning brush to enter the filter holes of the first filter plate through the through holes, the blocked impurities in the filter holes of the first filter plate can be pushed to push out impurity cavities, the filtering efficiency of the filter holes of the first filter plate is ensured, and the first cleaning brush can move back and forth through the through holes, the surface of the cleaner can be cleaned, and the working state of the first cleaning brush can not be influenced by sludge and sewage.

Preferably, a second through groove is formed in the side wall, close to the second filter plate, of the first through groove; a second push plate is fixedly connected to the side wall, close to the second filter plate, of the first through groove through a spring; a second cleaning block is fixedly connected to the second push plate; the second cleaning block is connected in the second through groove in a sliding manner; a group of second cleaning brushes are arranged on the second cleaning block; the cam is contacted with the second push plate when rotating; when the device works, in the sludge cavity, when the second filter plate separates sludge and sewage in the sludge cavity, in the sewage separation process, due to the separation of moisture in the sludge, the fluidity of the sludge is reduced, and the sludge can be attached to the side wall of the second filter plate in a large amount, so that the separation of the sewage in the sludge is further influenced, when the cam rotates, the cam can push the second push plate to move circularly, because the second through groove is formed in the side wall of the scraper plate, when the second filter plate rotates, the second through groove is in a sludge-free and water-free state, the tidiness of the second cleaning brush is ensured, the second push plate moves to drive the second cleaning block to move, the second cleaning block moves to drive the second cleaning to clean the filter holes in the second filter plate, so that solid particles in some sludge are prevented from being blocked on the filter holes in the second filter plate, and some solid particles can be blocked in the filter holes of the second filter plate due to the effects of the brush and the scraper plate, clean the back and forth movement of brush through the second, can push out the intracavity at the impurity of second filter filtration pore with the jam, follow sewage discharge, guarantee the filter effect of second filter.

Preferably, a second groove is formed in the side wall, close to the second filter plate, of the second sweeping block; an elastic curved membrane is fixedly connected to the position, close to the second groove, of the second groove, and the elastic curved membrane is concave inwards; the second cleaning brush is fixedly connected to the outer side wall of the elastic curved membrane; a magnet column is fixedly connected to the bottom of the second groove through a spring; a magnet block is arranged at the end part of the cam, which is contacted with the second push plate when the cam rotates; the magnet block and the magnet column are mutually exclusive; the during operation, when the rotatory second push pedal that promotes of cam moved, magnet piece on the cam can promote the magnet post and remove in the second recess, the magnet post removes and can promote the bent membrane evagination of elasticity, the bent membrane evagination of elasticity can drive the bent epimembranal second of elasticity and clean the brush and expand, not only can increase the second and clean the scope of cleaning of brush, clean the brush to the second moreover and provide different expansion force, can further clean the filtration pore to the filtration in the second filter, further guarantee the filter effect of second filter.

Preferably, the side walls of the two sides of the second groove are both provided with a second cavity; a group of spray heads is fixedly connected to the side wall of the second sweeping plate close to the second filter plate; the spray head is communicated with the second cavity; a group of first air bags are fixedly connected to the side wall of the bottom end of the first cavity; a pair of symmetrical semi-spheres is fixedly connected to the bottom end of the gear; when the gear rotates, the semi-sphere extrudes the first air bag; the first air bag is communicated with the second cavity through a hose; the during operation, when the gear is rotatory, can drive the hemisphere rotatory, the hemisphere follows the rotatory first gasbag that can circulate on the first cavity bottom of extrusion of gear, and first gasbag receives in the extrusion back gas can get into the second cavity through the hose, again from the shower nozzle blowout, and the shower nozzle is followed the second and is cleaned the piece and remove, and in the spun gas can get into the filtration pore of second filter, drive some and depend on the impurity at second filter filtration pore inner wall, guarantee the permeability of second filter filtration pore.

Preferably, a group of third grooves are formed in the side wall, close to the second filter plate, of the scraper; a lead screw is arranged on the second push plate, and the lead screw extends into the third groove and is fixedly connected with a vibration ball; the vibration ball is made of rubber; the during operation, cam drive second push pedal cyclic movement, and the second push pedal is removed and can be passed through the lead screw and drive the vibrations ball and remove in the third recess, and when the cam promoted the second push pedal, the second promoted and can drive the vibrations ball and remove striking second filter, and the second filter vibrations can accelerate the filtration efficiency of second filter filtration pore, can also further clear away some granules of some jam at second filter filtration pore.

Preferably, one end of the screw rod is rotatably connected to the second push plate, the other end of the screw rod penetrates through the third groove and extends into the third groove, and the penetrating points of the screw rod are connected through a screw rod nut pair; the during operation removes in mud because of the vibrations ball, in order to guarantee to shake the removal efficiency of ball in mud and to prevent depending on the vibrations ball and have too many mud, influence the vibrations effect of vibrations ball, so when the second push pedal promotes the lead screw and removes the vibrations ball, the lead screw rotates the removal on the screw nut is vice, the lead screw rotates and can drive the vibrations ball and rotate, not only can reduce the mud resistance and can also further clean vibrations ball self, prevent depending on of mud.

Preferably, a third annular groove is formed in the outer side wall of the cam; a group of cutting pieces are fixedly connected to the bottom of the third annular groove, and the cutting pieces are triangular; the during operation, because of the moisture in mud reduces the back, the viscosity of mud increases, can influence the cam in the rotation of going out the mud intracavity, and then influences the energy consumption of motor, so be provided with the cutting piece in the cam, the cutting piece not only can reduce external mud and to the rotatory influence of cam, can also advance one to some solid-state particles in the mud and smash, also prevents the solidification of mud, influences the ejection of compact of mud.

The invention has the following beneficial effects:

1. according to the sludge separation device, through mutual matching of the first filter plate, the second filter plate and the motor, impurities, sewage and sludge in municipal sludge can be simultaneously separated in the separation box at one time, the separation speed is further accelerated by using the centrifugal force, the separation time is saved, ordered discharging can be ensured, and the discharging and mixing conditions are avoided.

2. According to the sludge separation device, through the back and forth movement of the first cleaning brush and the second cleaning brush, impurities blocked in the filter holes of the second filter plate can not be pushed into the water outlet cavity and can be discharged along with sewage, the filtering effect of the second filter plate is ensured, and the impurities blocked in the filter holes of the first filter plate can be pushed into the impurity outlet cavity and can be discharged along with the impurities, so that the filtering effect of the first filter plate is ensured.

3. According to the sludge separation device, when the gear rotates, the semi-spherical ball is driven to rotate, the semi-spherical ball rotates along with the gear and can circularly extrude the first air bag at the bottom end of the first cavity, gas after the first air bag is extruded can enter the second cavity through the hose and then is sprayed out of the spray head, the spray head moves along with the second cleaning block, the sprayed gas can enter the filter hole of the second filter plate, impurities attached to the inner wall of the filter hole of the second filter plate are removed, and the permeability of the filter hole of the second filter plate is ensured.

Drawings

The invention will be further explained with reference to the drawings.

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

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

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a cross-sectional view taken at B-B of FIG. 3;

FIG. 5 is an enlarged view at C of FIG. 4;

FIG. 6 is a cross-sectional view of the cam;

in the figure: 1. a separation tank; 11. a first filter plate; 12. a second filter plate; 13. a sundry outlet cavity; 14. a sludge outlet cavity; 15. a water outlet cavity; 16. a feed inlet; 17. an electric motor; 18. a first cavity; 19. a rack layer; 191. a gear; 2. a squeegee; 21. a first through groove; 22. a cam; 3. a first groove; 31. a through hole; 32. a first push plate; 33. a first cleaning block; 34. a first cleaning brush; 4. a second through groove; 41. a second push plate; 42. a second cleaning block; 43. a second cleaning brush; 44. a second groove; 45. an elastic curved film; 46. a magnetic column; 47. a magnet block; 5. a second cavity; 51. a spray head; 52. a first air bag; 53. a semi-sphere; 6. a lead screw; 61. a third groove; 62. a vibration ball; 7. a third annular groove; 71. and cutting the slices.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

The first embodiment is as follows:

as shown in fig. 1 to 5, the sludge separating device of the present invention comprises a separating box 1; a feed inlet 16 is formed in the center of the top of the separation box 1; a first annular groove and a second annular groove are formed in the inner wall of the inclined plane at the top end of the separation box 1, and the first annular groove is close to the center line of the separation box 1; a first filter plate 11 is rotationally connected in the first annular groove; a second filter plate 12 is rotationally connected in the second annular groove; the sections of the first filter plate 11 and the second filter plate 12 are inverted cones; the inner diameter of the filter holes of the second filter plate 12 is smaller than that of the filter holes of the first filter plate 11; the first filter plate 11 and the separation box 1 form a impurity outlet cavity 13 at the center, and the feed inlet 16 is communicated with the impurity outlet cavity 13; a sludge outlet cavity 14 is formed between the first filter plate 11 and the second filter plate 12; the second filter plate 12 and the inner wall of the separation box 1 form a water outlet cavity 15; the impurity outlet cavity 13, the sludge outlet cavity 14 and the water outlet cavity 15 are provided with discharge ports; a pair of first cavities 18 which are symmetrical to each other are formed in the inclined plane at the top end of the separation box 1; the first cavity 18 and the first and second annular grooves are communicated with each other; the top end of the first cavity 18 is rotatably connected with a rotating shaft, and the bottom end of the rotating shaft is fixedly connected with a gear 191; the opposite surfaces of the first filter plate 11 and the second filter plate 12 are fixedly connected with rack layers 19, and the rack layers 19 extend into the first cavity 18; the rack layer 19 and the gear 191 are meshed with each other; the inclined plane at the top end of the separation box 1 is fixedly connected with a motor 17, and the output end of the motor 17 extends into the first cavity 18 and is fixedly connected with a rotating shaft; when the municipal sludge separator works, in the prior art, for some municipal sludge, the sludge not only contains sewage, but also contains some household garbage with smaller volume, the prior art only separates the sludge from the sewage, the solid impurities of the sludge also need to be filtered independently again, the sludge impurities and the sewage cannot be separated at one time, and the filtering time is wasted, therefore, when the separator works, the municipal sludge is put into the separation box 1 through the feed inlet 16, the discharge ports of the impurity discharge cavity 13 and the sludge discharge cavity 14 are in a closed state, the motor 17 is started, the motor 17 drives the gear 191 to rotate, the gear 191 and the rack layer 19 are meshed with each other, the gear 191 rotates to drive the first filter plate 11 and the second filter plate 12 to rotate simultaneously, the rotation directions of the second filter plate 12 and the first filter plate 11 are opposite, and the municipal sludge in the impurity discharge cavity 13 is filtered by the first filter plate 11, the impurities in the sludge are left in the impurity outlet cavity 13, then the sludge without domestic garbage enters the sludge outlet cavity 14, after being filtered by the second filter plate 12, the sewage in the sludge is separated from the sludge, the sludge without sewage is positioned in the sludge outlet cavity 14, the sewage enters the water outlet cavity 15 and flows out from the discharge hole of the water outlet cavity 15, after the discharge hole of the water outlet cavity 15 is not discharging the sewage, the discharge holes of the impurity outlet cavity 13 and the sludge outlet cavity 14 are opened in sequence to discharge the impurities and the sludge respectively, through mutually supporting between first filter 11, second filter 12 and the motor 17, can once only separate simultaneously impurity, sewage and the mud itself in the municipal sludge in separator box 1, not only utilize the effect of centrifugal force to further accelerate separation rate, practice thrift the separation time, can also guarantee going on in order of the ejection of compact, avoid appearing the condition of ejection of compact compounding.

The scraper 2 is fixedly connected on the inner wall of the mud outlet cavity 14 of the inclined plane at the top end of the separation box 1; the two sides of the scraper 2 are respectively contacted with the first filter plate 11 and the second filter plate 12; the scraper 2 is provided with a first through groove 21; the during operation, because of first filter 11 and second filter 12 can take place to rotate in gear 191 and rack layer 19's effect, the event rigid coupling has scraper blade 2 on the inner wall of play mud chamber 14, the 2 both sides lateral wall of scraper blade can take place the pivoted condition in first filter 11 and first filter 11, scrape the material comprehensively to it, guarantee that mud can not depend on first filter 11 and second filter 12, influence the separation of mud, and first logical groove 21 has been seted up on scraper blade 2, the flow and the separation of mud in the mud board can not be influenced to scraper blade 2's fixed state.

A rotating shaft is rotatably connected to the side wall of the first through groove 21, extends into the first cavity 18 and is fixedly connected to the bottom end of the gear 191; a group of cams 22 are fixedly connected to the shaft of the rotating shaft positioned in the first through groove 21; in operation, because sewage and sludge exist in the sludge cavity during separation, when the second filter plate 12 and the first filter plate 11 rotate, the cam 22 also rotates under the rotation state of the gear 191, and the cam 22 rotates to further stir the mixture of the sludge and the sewage in the sludge outlet cavity 14, so that the separation of the sewage and the sludge is further accelerated.

The side wall of the first through groove 21 close to the first filter plate 11 is provided with a first groove 3; a group of through holes 31 are formed at the bottom of the first groove 3; a first push plate 32 is fixedly connected to the side wall of the first through groove 21 close to the first filter plate 11 through a spring, and a first cleaning block 33 is fixedly connected to the first push plate 32; the first cleaning block 33 is connected to the inner wall of the first groove 3 in a sliding manner; a group of first cleaning brushes 34 is fixedly connected to the first cleaning block 33, and the first cleaning brushes 34 are positioned in the through holes 31; the cam 22 is rotated to contact the first push plate 32; when the scraper blade 2 scrapes the side wall of the first filter plate 11, the scraper blade 2 can scrape some sludge attached to the first filter plate 11, but when the first filter plate 11 rotates and separates impurities in the sludge from the sludge by using centrifugal force, some solid impurities can block the filter holes on the first filter plate 11, which affects the filtering efficiency of the first filter plate 11, and the scraper blade 2 can only scrape the impurities with blocked surfaces, so when the cam 22 rotates, the cam 22 can be driven to circularly push the first push plate 32 to move back and forth, the first push plate 32 can be driven to circularly move the first cleaning block 33, the first cleaning block 33 can be driven to move to drive the first cleaning brush 34 to enter the filter holes of the first filter plate 11 through the through holes 31, the blocked impurities in the filter holes of the first filter plate 11 can push the filter holes, the impurity discharging chamber 13 is pushed, which ensures the filtering efficiency of the filter holes of the first filter plate 11, and the first cleaning brush 34 moves back and forth through the through hole 31, the surface of itself can be cleaned, and the working state of the first cleaning brush 34 cannot be influenced by sludge and sewage.

The side wall of the first through groove 21 close to the second filter plate 12 is provided with a second through groove 4; a second push plate 41 is fixedly connected to the side wall of the first through groove 21 close to the second filter plate 12 through a spring; a second cleaning block 42 is fixedly connected to the second push plate 41; the second cleaning block 42 is connected in the second through groove 4 in a sliding manner; a group of second cleaning brushes 43 is arranged on the second cleaning block 42; the cam 22 is contacted with the second push plate 41 when rotating; in the working process, in the sludge cavity, when the second filter plate 12 separates sludge and sewage in the sludge cavity, in the sewage separation process, due to the separation of moisture in the sludge, the fluidity of the sludge is reduced, and the sludge can be attached to the side wall of the second filter plate 12 in a large amount, so that the separation of the sewage in the sludge is further influenced, when the cam 22 rotates, the cam 22 can push the second push plate 41 to circularly move, because the second through groove 4 is formed in the side wall of the scraper 2, when the second filter plate 12 rotates, the second through groove 4 is in a sludge-free and water-free state, the tidiness of the second cleaning brush 43 is ensured, the second push plate 41 moves to drive the second cleaning block 42 to move, the second cleaning block 42 moves to drive the second cleaning brush 43 to clean the filter holes in the second filter plate 12, so as to prevent solid particles in some sludge from blocking the filter holes in the second filter plate 12, some can be in the filtration pore of second filter 12 with some solid particles blocking up because of the effect of centrifugal force and 2 scrapers of scraper blade, clean the round trip movement of brush 43 through the second, can push out water chamber 15 with the impurity of blocking up in second filter 12 filtration pore, follow sewage discharge, guarantee the filter effect of second filter 12.

The side wall of the second sweeping block 42 close to the second filter plate 12 is provided with a second groove 44; an elastic curved membrane 45 is fixedly connected to the position, close to the second groove 44, and the elastic curved membrane 45 is concave; the second cleaning brush 43 is fixedly connected to the outer side wall of the elastic curved membrane 45; a magnet column 46 is fixedly connected to the bottom of the second groove 44 through a spring; a magnet block 47 is arranged at the end part contacted with the second push plate 41 when the cam 22 rotates; the magnet block 47 and the magnet post 46 are mutually repulsive; in operation, when the cam 22 rotationally pushes the second push plate 41 to move, the magnet block 47 on the cam 22 can push the magnet column 46 to move in the second groove 44, the magnet column 46 moves to push the elastic curved film 45 to protrude, the elastic curved film 45 protrudes to drive the second cleaning brush 43 on the elastic curved film 45 to expand, not only can the cleaning range of the second cleaning brush 43 be increased, but also different expansion forces are provided for the second cleaning brush 43, the filtering holes in the second filtering plate 12 can be further cleaned, and the filtering effect of the second filtering plate 12 is further ensured.

The side walls of the two sides of the second groove 44 are both provided with a second cavity 5; a group of spray heads 51 are fixedly connected to the side wall of the second cleaning plate close to the second filter plate 12; the spray head 51 and the second cavity 5 are communicated with each other; a group of first air bags 52 are fixedly connected to the side wall of the bottom end of the first cavity 18; a pair of symmetrical semi-spheres 53 are fixedly connected to the bottom end of the gear 191; when the gear 191 rotates, the semi-spherical ball 53 presses the first air bag 52; the first air bag 52 is communicated with the second cavity 5 through a hose; the during operation, when gear 191 is rotatory, can drive the hemisphere 53 rotatory, hemisphere 53 follows the rotatory first gasbag 52 that can the first cavity of circulated extrusion 18 bottom of gear 191, first gasbag 52 receives the extrusion back gas can pass through the hose and get into in the second cavity 5, spout from shower nozzle 51 again, shower nozzle 51 follows the second and cleans piece 42 and removes, the spun gas can get into the filtration pore of second filter 12 in, clear away some impurity that depend on the filtration pore inner wall of second filter 12, guarantee the permeability of second filter 12 filtration pore.

A group of third grooves 61 are formed in the side wall of the scraper 2 close to the second filter plate 12; the second push plate 41 is provided with a screw rod 6, and the screw rod 6 extends into the third groove 61 and is fixedly connected with a vibration ball 62; the vibration ball 62 is made of rubber; during operation, cam 22 drives second push pedal 41 cyclic movement, and second push pedal 41 removes and can drive vibrations ball 62 through lead screw 6 and remove in third recess 61, and when cam 22 promoted second push pedal 41, the second promoted and can drive vibrations ball 62 and remove striking second filter 12, and second filter 12 vibrations can accelerate the filtration efficiency in second filter 12 filtration pore, can also further clear away some granules that some jam at second filter 12 filtration pore.

One end of the screw 6 is rotatably connected to the second push plate 41, the other end of the screw penetrates through the third groove 61, and the penetrating points of the screw 6 are connected through a screw nut pair of the screw 6; the during operation, because of vibrations ball 62 removes in mud, in order to guarantee that vibrations ball 62 depends on too much mud on the mobile efficiency in mud and the ball 62 that prevents to shake, influence vibrations effect of vibrations ball 62, the event promotes lead screw 6 at second push pedal 41 and removes when shaking ball 62, lead screw 6 rotates the removal on lead screw 6 nut pair, lead screw 6 rotates and can drive vibrations ball 62 and rotate, not only can reduce the mud resistance and can also further clean vibrations ball 62 self, prevent depending on of mud.

Example two:

referring to fig. 6, in a first comparative example, as another embodiment of the present invention, a third annular groove 7 is formed on an outer side wall of the cam 22; a group of cutting pieces 71 are fixedly connected to the bottom of the third annular groove 7, and the cutting pieces 71 are triangular; during operation, because of the moisture in mud reduces the back, the viscosity of mud increases, can influence cam 22 in the rotation of going out mud chamber 14, and then influences the energy consumption of motor 17, so be provided with cutting piece 71 in cam 22, cutting piece 71 not only can reduce the influence of external mud to cam 22 is rotatory, can also advance one to smashing some solid particles in the mud, also prevents the solidification of mud, influences the ejection of compact of mud.

The working principle is as follows: municipal sludge is put into the separation box 1 through the feed inlet 16, the discharge outlets of the impurity discharge chamber 13 and the sludge discharge chamber 14 are in a closed state at the moment, the motor 17 is started, the motor 17 drives the gear 191 to rotate, the first filter plate 11 and the second filter plate 12 are driven to rotate simultaneously due to the rotation of the gear 191 and the mutual meshing of the rack layer 19, the second filter plate 12 and the first filter plate 11 rotate reversely, the municipal sludge in the impurity discharge chamber 13 is filtered by the first filter plate 11, impurities in the sludge are left in the impurity discharge chamber 13, then the sludge without domestic garbage enters the sludge discharge chamber 14, the sewage and the sludge in the sludge are separated through the filtration of the second filter plate 12, the sludge without sewage is located in the sludge discharge chamber 14, the sewage enters the water discharge chamber 15 and flows out from the discharge outlet of the water discharge chamber 15, and after the discharge outlet of the water discharge chamber 15 does not flow out the sewage, the discharge ports of the impurity discharge chamber 13 and the sludge discharge chamber 14 are sequentially opened, impurities and sludge are respectively discharged, and the impurities, sewage and sludge in the municipal sludge can be simultaneously separated in the separation box 1 at one time through mutual matching among the first filter plate 11, the second filter plate 12 and the motor 17, so that the separation speed is further accelerated by utilizing the action of centrifugal force, the separation time is saved, the ordered discharge can be ensured, and the discharge and mixing conditions are avoided; because the first filter plate 11 and the second filter plate 12 can rotate under the action of the gear 191 and the rack layer 19, the scraper 2 is fixedly connected to the inner wall of the sludge outlet cavity 14, the side walls of the two sides of the scraper 2 can rotate under the conditions that the first filter plate 11 and the first filter plate 11 rotate, the scraper can be scraped completely, the sludge is ensured not to attach to the first filter plate 11 and the second filter plate 12, the separation of the sludge is influenced, the first through groove 21 is formed in the scraper 2, and the flowing and the separation of the sludge in the sludge outlet plate can not be influenced by the fixed state of the scraper 2; when the cam 22 rotates, the cam 22 is driven to circularly push the first push plate 32 and the second push plate 41 to move back and forth, the first push plate 32 moves to drive the first cleaning block 33 to circularly move, the first cleaning block 33 moves to drive the first cleaning brush 34 to enter the filter holes of the first filter plate 11 through the through holes 31, and impurities blocked in the filter holes of the first filter plate 11 are pushed to push the filter holes to push the impurity discharging cavity 13, so that the filtering effect of the filter holes of the first filter plate 11 is ensured; the second push plate 41 moves to drive the second cleaning brush 43 to move back and forth, so that impurities blocked in the filter hole of the second filter plate 12 can be pushed into the water outlet cavity 15 and discharged along with sewage, and the filtering effect of the second filter plate 12 is guaranteed.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.