CN107551639A - A kind of equipment for separating liquid from solid for biologic garbage recovery - Google Patents

Abstract

The invention discloses a solid-liquid separation device for recycling biological waste, which comprises a casing, a rotary drum for solid-liquid separation is movably installed in the casing, and a rotating shaft is fixedly installed at the bottom of the rotating drum. There is a rotating block fixedly installed on the inner wall of the bottom side of the housing. The bottom end of the rotating shaft is installed in the rotating block. There is a mounting groove, and the top of the drum is movably installed in the mounting groove. On both sides of the mounting groove, there are stable mounting mechanisms for firmly connecting the drum and the fixed block. The stable mounting mechanism includes side of the first groove. The invention can stably centrifugally rotate the drum, facilitate solid-liquid separation, and facilitate stable sealing of the drum opening, convenient and quick opening of the drum opening, and at the same time, facilitate sealing of the through holes of the drum to prevent liquid from spilling.

Description

A solid-liquid separation device for biological waste recycling

technical field

The invention relates to the technical field of garbage recovery, in particular to a solid-liquid separation device for biological garbage recovery.

Background technique

Conventionally, sand filtration, gravity sedimentation, etc. have been performed as methods for solid-liquid separation of water to be treated with high turbidity such as water purification treatment, domestic sewage treatment, biological waste treatment, and industrial wastewater treatment. However, the solid-liquid separation by these methods has disadvantages that the quality of the obtained treated water is likely to be insufficient, and a large space is required for the solid-liquid separation.

The patent with application number 201620009341.X proposes a solid-liquid separation device. The solid-liquid separation device comprises: a tank body with a bottom and a side wall, the bottom is provided with a first outlet, and the side wall is provided with a supernatant liquid outlet; a cyclone separator is arranged inside the tank body, and the cyclone The separator includes a slurry feeding pipe, an underflow outlet and an overflow outlet; the screw conveyor is installed obliquely below the tank body, and the screw conveyor is provided with a feeding port and a discharging port, and the feeding port and the first discharging port connected. The above-mentioned device is a special cyclone separator and screw conveyor integrated equipment, so that the slurry containing fine particles and high viscosity is separated from the liquid and solid through the cyclone separator; the pre-extruded underflow sinks into the bottom of the screw conveyor In the machine, it is taken out of the tank after screw extrusion and dehydration. It not only ensures the continuity of the original process operation, reduces the labor intensity of workers, and ensures the quality of the supernatant, but also saves the filtration equipment. , the device cannot effectively ensure that the liquid will not spill during the rotation process, and at the same time, the device is not easy to clean the separated solid debris, which has limitations in use.

Contents of the invention

Based on the technical problems existing in the background technology, the present invention proposes a solid-liquid separation device for recycling biological waste.

A solid-liquid separation device for recycling biological waste proposed by the present invention includes a housing, and a drum for solid-liquid separation is movably installed in the housing, and a rotating shaft is fixedly installed at the bottom of the rotating drum. There is a rotating block fixedly installed on the inner wall of the bottom side of the housing. The bottom end of the rotating shaft is rotatably installed in the rotating block. There is a mounting groove, and the top of the drum is movably installed in the mounting groove. The two sides of the mounting groove are provided with a stable mounting mechanism for stably connecting the drum and the fixed block. The stable mounting mechanism includes The first groove on the side of the first groove is provided with a through hole on the inner wall of the side away from the opening, and the through hole communicates with the installation groove, and a positioning rod is slidably installed in the through hole, and the two positioning rods Both ends extend to the outside of the through hole, positioning grooves are provided on both sides of the drum, one end of the positioning rod extending into the installation groove contacts the positioning groove, and the top side of the fixing block is provided with a The garbage feeding mechanism, one side of the garbage feeding mechanism is provided with a first connecting rod fixedly installed on the top side of the fixed block, the top of the first connecting rod is slidably connected with a second connecting rod, and the top of the second connecting rod The top end extends to the top of the housing, and is fixedly connected with the output shaft of the rotating motor, and the rotating motor is fixedly installed on the top side of the housing.

Preferably, two support rods are fixedly installed on the bottom side of the rotating motor, and the two support rods are respectively located on both sides of the second connecting rod, and the bottom ends of the support rods are fixedly installed on the top side of the housing.

Preferably, the bottom end of the second connecting rod is provided with a second groove, the top end of the first connecting rod is movably installed in the second groove, and the inner walls of both sides of the second groove are provided with The first chute, the first slider is slidably installed in the first chute, one side of the first slider extends to the outside of the first chute, and is fixedly installed on the first connecting rod, the first connecting rod The top end is welded with a first spring, and the top end of the first spring is welded on the top inner wall of the second groove.

Preferably, a first sliding bead groove is provided on the inner wall of the first sliding groove away from the opening, a first sliding ball is slidably installed on the inner wall of the first sliding bead groove, and the first sliding ball is in contact with the first sliding block. touch.

Preferably, the end of the positioning rod away from the installation groove penetrates through the first groove, and a movable block is fixedly installed, and the movable block is adapted to the first groove, and the side of the movable block close to the positioning rod is welded with The second spring is sleeved on the positioning rod, and the end of the second spring away from the movable block is welded on the inner wall of the first groove on the side away from the opening.

Preferably, a ball groove is opened on the inner wall of the through hole, balls are rollingly installed on the inner wall of the ball groove, and the balls are in contact with the positioning rod.

Preferably, the top side of the rotating block is provided with a rotating groove, the bottom end of the rotating shaft is rotatably installed in the rotating groove, the inner wall of the rotating groove is provided with an annular chute, and the rotating shaft is fixedly installed with a The inner ring slider, and the ring slider is slidably installed in the ring chute.

Preferably, the garbage feeding mechanism includes a through hole opened on the top side of the fixed block, and both sides of the through hole are provided with cavities on the fixed block, and the two cavities are inclined, and the cavity A slide plate through hole is opened on the inner wall of the cavity near the through hole, and the slide plate through hole communicates with the through hole. A slide plate is slidably installed in the slide plate through hole, and both ends of the slide plate extend to the outside of the slide plate through hole. , the sides of the two sliding plates close to each other extend into the through hole, and the sides of the two sliding plates close to each other are fixedly installed with sealing rubber pads, and the two sealing rubber pads are in close contact, and the sliding plates are far away from the sealing A movable plate is fixedly installed on one side of the rubber pad, and a third spring is welded on the side of the movable plate away from the sliding plate, and the end of the third spring away from the movable plate is fixedly installed on the inner wall of the cavity away from the through hole.

Preferably, the inner walls on both sides of the cavity are provided with a second chute, a second slider is slidably installed in the second chute, one side of the second slider extends to the outside of the second chute, and Fixed installation on the movable plate.

Preferably, the inner walls of both sides of the through hole of the sliding plate are provided with second sliding ball grooves, and the second sliding balls are slidably installed on the inner walls of the second sliding ball grooves, and the second sliding balls are in contact with the sliding plate.

In the present invention, the solid-liquid separation device for recycling biological waste is coordinated by a housing, a rotating cylinder, a rotating shaft, a fixed block, a mounting groove, a rotating motor, a support rod, a first connecting rod, and a second connecting rod. In use, the rotating motor drives the second connecting rod to rotate, the second connecting rod drives the first connecting rod to rotate, the first connecting rod drives the fixed block to rotate, and the fixed block drives the rotating drum to rotate through the rotating shaft, so that the rotating drum can be stably rotated centrifugally , through the combined use of the rotating block, the rotating groove, the annular chute, and the annular slider, the annular slider rotates stably in the annular chute, which is convenient for stably rotating the shaft, through the positioning groove, the first groove, the through hole, the positioning rod The block and the second spring are used together. Under the force of the second spring, the movable block is driven to move. The movable block drives the positioning rod to move in the through hole, and the positioning rod moves to the positioning groove, which is convenient for stably sealing the opening of the drum and opening the drum. The opening is convenient and fast. It is used in conjunction with the first connecting rod, the second connecting rod, the second groove, the first spring, the first chute and the first slider. The force of the first spring squeezes the first connecting rod to the Moving down, the first connecting rod drives the fixed block to squeeze the drum, which can move the fixed block up and down stably, and is convenient to open and close the opening of the drum, through the through hole, cavity, slide plate through hole, slide plate, sealing rubber pad, The movable plate, the third spring, the second chute, and the second slider are used together. Under the force of the two third springs, the two sliding plates are pressed against each other, and the two sealing rubber pads are in close contact, which can facilitate the sealing of the drum. The through hole prevents the liquid from spilling. The invention can stably rotate the rotating drum centrifugally, facilitate solid-liquid separation, and facilitate the stable sealing of the opening of the rotating drum. Opening the opening of the rotating drum is convenient and fast. Protect from spilled liquids.

Description of drawings

Fig. 1 is the structural representation of a kind of solid-liquid separation device that is used for biological waste recovery that the present invention proposes;

Fig. 2 is a schematic structural view of part A of a solid-liquid separation device for recycling biological waste proposed by the present invention;

Fig. 3 is a schematic diagram of the structure of part B of a solid-liquid separation device for biological waste recovery proposed by the present invention;

Fig. 4 is a schematic diagram of the structure of part C of a solid-liquid separation device for biological waste recovery proposed by the present invention;

Fig. 5 is a structural schematic diagram of a connecting rod of a solid-liquid separation device for recycling biological waste proposed by the present invention.

In the figure: 1 shell, 2 rotating cylinder, 3 rotating shaft, 4 fixed block, 5 installing groove, 6 positioning groove, 7 rotating motor, 8 supporting rod, 9 first connecting rod, 10 first groove, 11 through hole, 12 positioning rod, 13 movable block, 14 second spring, 15 through hole, 16 cavity, 17 slide plate through hole, 18 slide plate, 19 sealing rubber pad, 20 movable plate, 21 third spring, 22 second chute, 23 second slider, 24 rotating block, 25 rotating groove, 26 annular chute, 27 annular slider, 28 second connecting rod, 29 second groove, 30 first spring, 31 first chute, 32 first slider.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Example.

Referring to Figures 1-5, a solid-liquid separation device for recycling biological waste, including a housing 1, a rotating drum 2 for solid-liquid separation is movably installed in the housing 1, and a rotating shaft is fixedly installed at the bottom of the rotating drum 2 3. There is a rotating block 24 fixedly installed on the inner wall of the bottom side of the housing 1 under the rotating shaft 3. The bottom end of the rotating shaft 3 is rotatably installed in the rotating block 24. The top side of the rotating drum 2 is an opening, and there is a The fixed block 4 is provided with an installation groove 5 on the bottom side of the fixed block 4, and the top of the drum 2 is movably installed in the installation groove 5, and the two sides of the installation groove 5 are provided with a stable installation mechanism for firmly connecting the drum 2 and the fixed block 4, The stable installation mechanism includes a first groove 10 provided on both sides of the fixed block 4, and a through hole 11 is provided on the inner wall of the first groove 10 away from the opening, and the through hole 11 communicates with the installation groove 5, and the through hole 11 A positioning rod 12 is slidingly installed inside, and both ends of the positioning rod 12 extend to the outside of the through hole 11, and positioning grooves 6 are opened on both sides of the drum 2, and the positioning rod 12 extends to one end in the installation groove 5 and the positioning groove 6 In contact with each other, the top side of the fixed block 4 is provided with a garbage feeding mechanism for placing biological waste, and the end of the positioning rod 12 away from the installation groove 5 runs through the first groove 10, and a movable block 13 is fixedly installed, and the movable block 13 is connected to the first groove 10. Groove 10 is adapted, movable block 13 is welded with the second spring 14 that is sleeved on the positioning rod 12 near the side of positioning rod 12, and the end of second spring 14 away from movable block 13 is welded on first groove 10 away from. On the inner wall of one side of the opening, a ball groove is provided on the inner wall of the through hole 11, and balls are rolled on the inner wall of the ball groove, and the balls are in contact with the positioning rod 12. The bottom end is rotatably installed in the rotating groove 25, and the inner wall of the rotating groove 25 is annularly provided with an annular chute 26, and the rotating shaft 3 is fixedly installed with an annular slider 27 located in the rotating groove 25, and the annular slider 27 is slidably installed in the annular Inside the chute 26. Through the cooperation of housing 1, drum 2, rotating shaft 3, fixed block 4, installation groove 5, rotating motor 7, support rod 8, first connecting rod 9, and second connecting rod 28, rotating motor 7 drives the second connecting rod The rod 28 rotates, the second connecting rod 28 drives the first connecting rod 9 to rotate, the first connecting rod 9 drives the fixed block 4 to rotate, and the fixed block 4 drives the rotating drum 2 to rotate through the rotating shaft 3, so that the rotating drum 2 can be stably rotated centrifugally , through the use of the rotating block 24, the rotating groove 25, the annular chute 26, and the annular slider 27, the annular slider 27 rotates stably in the annular chute 26, so as to facilitate the stable rotation of the rotating shaft 3, through the positioning groove 6, the first groove 10. The through hole 11, the positioning rod 12, the movable block 13, and the second spring 14 are used together. Under the force of the second spring 14, the movable block 13 is driven to move, and the movable block 13 drives the positioning rod 12 to move in the through hole 11, positioning The rod 12 moves into the positioning groove 6, which is convenient for stably sealing the opening of the rotating drum 2, and opening the opening of the rotating drum 2 is convenient and quick.

One side of the garbage feeding mechanism is provided with a first connecting rod 9 fixedly installed on the top side of the fixed block 4, the top of the first connecting rod 9 is slidably connected with a second connecting rod 28, and the top of the second connecting rod 28 extends to the housing 1 and the output shaft of the rotating motor 7 is fixedly connected, the rotating motor 7 is fixedly installed on the top side of the housing 1, and the bottom side of the rotating motor 7 is fixedly installed with two support rods 8, and the two support rods 8 are respectively Located on both sides of the second connecting rod 28, the bottom end of the support rod 8 is fixedly installed on the top side of the housing 1, the bottom end of the second connecting rod 28 is provided with a second groove 29, and the top end of the first connecting rod 9 Movably installed in the second groove 29, on the both sides inner walls of the second groove 29, the first sliding groove 31 is provided, the first sliding block 32 is slidably installed in the first sliding groove 31, the first sliding block 32 One side extends to the outside of the first chute 31, and is fixedly installed on the first connecting rod 9, the top end of the first connecting rod 9 is welded with a first spring 30, and the top end of the first spring 30 is welded in the second groove 29. On the inner wall of the top side, the first sliding groove 31 is provided with a first sliding bead groove on the inner wall of the side away from the opening. 32 contacts. Through the cooperation of the first connecting rod 9, the second connecting rod 28, the second groove 29, the first spring 30, the first chute 31, and the first slider 32, the first spring 30 is pressed under the force of the first spring 30. The connecting rod 9 moves downward, and the first connecting rod 9 drives the fixed block 4 to squeeze the drum 2, which can facilitate the stable moving of the fixed block 4 up and down, and facilitate the opening and closing of the drum 2.

The garbage feeding mechanism includes the through hole 15 that is opened on the top side of the fixed block 4, and the both sides of the through hole 15 are provided with a cavity 16 that is set on the fixed block 4, and the two cavities 16 are all inclined, and the cavity 16 is close to One side inner wall of the through hole 15 is provided with a slide plate through hole 17, and the slide plate through hole 17 communicates with the through hole 15. A slide plate 18 is slidably installed in the slide plate through hole 17, and both ends of the slide plate 18 extend to the slide plate. Outside the through hole 17, the sides of the two sliding plates 18 that are close to each other extend into the through hole 15, and the sides of the two sliding plates 18 that are close to each other are fixedly equipped with sealing rubber pads 19, and the two sealing rubber pads 19 In close contact, the side of the sliding plate 18 away from the sealing rubber pad 19 is fixedly installed with a movable plate 20, and the side of the movable plate 20 away from the sliding plate 18 is welded with a third spring 21, and the end of the third spring 21 away from the movable plate 20 is fixedly installed On the inner wall of the cavity 16 away from the side of the through hole 15, the inner walls of both sides of the cavity 16 are provided with a second sliding groove 22, and a second sliding block 23 is slidably installed in the second sliding groove 22. The second sliding block 23 One side extends to the outside of the second chute 22, and is fixedly installed on the movable plate 20. The inner walls on both sides of the through hole 17 of the sliding plate are provided with a second sliding ball groove, and the second sliding ball groove is slidingly installed on the inner wall of the second sliding ball groove. Two sliding balls, and the second sliding ball is in contact with the sliding plate 18. Through the through hole 15, cavity 16, slide plate through hole 17, slide plate 18, sealing rubber pad 19, movable plate 20, the third spring 21, the second chute 22, the second slide block 23 are used together, two third Under the force of the spring 21, the two sliding plates 18 are pressed against each other, and the two sealing rubber pads 19 are in close contact, which can facilitate the sealing of the through hole 15 of the drum 2 and prevent the liquid from spilling. The invention can stably centrifuge the drum 2 Rotation is convenient for solid-liquid separation, and it is convenient for stably sealing the opening of the drum 2, and it is convenient and quick to open the opening of the drum 2. At the same time, it is convenient for sealing the through hole 15 of the drum 2 to prevent liquid from spilling.

The present invention: during use, the drum 2 adopts a centrifuge drum with filter nets all around, inserts the conveying pipe of biological waste into the through hole 15, and the conveying pipe squeezes two sliding plates 18, and the two sliding plates 18 are placed in the through holes of the sliding plate. 17 to slide, open the through hole 15, and the conveying pipe transports biological waste into the drum 2. After the conveying is completed, the conveying pipe is pulled out, and the movable plate 20 is squeezed under the force of the third spring 21, and the movable plate 20 drives the second slider 23 slides in the second chute 22, and at the same time, the movable plate 20 drives the sliding plate 18 to slide in the sliding plate through hole 17, and the two sliding plates 18 drive the two sealing rubber pads 19 to contact each other to achieve the purpose of closing the through hole 15;

Start the rotary motor 7, the rotary motor 7 drives the second connecting rod 28 to rotate, the second connecting rod 28 drives the first connecting rod 9 to rotate, the first connecting rod 9 drives the fixed block 4 to rotate, and the fixed block 4 drives the rotating drum 2 to rotate, The cylinder 2 drives the rotating shaft 3 to rotate in the rotating groove 25, and the rotating shaft 3 drives the annular slider 27 to rotate stably in the annular chute 26, so as to achieve the purpose of stably rotating the rotating cylinder 2, and the centrifugal force of the rotating cylinder 2 separates the solid and liquid of biological waste ;

After the solid-liquid separation is completed, move the movable block 13, the movable block 13 drives the positioning rod 12 to move, the positioning rod 12 moves in the through hole 11, the positioning rod 12 moves out of the positioning groove 6, moves the fixed block 4 upward, and the fixed block 4 drives the first The connecting rod 9 slides in the second groove 29, the first connecting rod 9 drives the first slider 32 to slide in the first chute 31, opens the opening of the drum 2, and cleans the solid waste in the drum 2;

After the cleaning is completed, the first connecting rod 9 is squeezed to move downward under the force of the first spring 30, the first connecting rod 9 drives the fixed block 4 to move downward, and the fixed block 4 drives the installation groove 5 to move to the opening of the drum 2 Position, under the active force of the second spring 14, the movable block 13 is driven to move, and the movable block 13 drives the positioning rod 12 to move into the positioning groove 6, so as to achieve the purpose of stably closing the opening of the drum 2 .

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (10)

1. A solid-liquid separation device for recycling biological waste, comprising a housing (1), characterized in that, a rotating drum (2) for solid-liquid separation is movably installed in the housing (1), and the A rotating shaft (3) is fixedly installed at the bottom of the rotating cylinder (2), and a rotating block (24) fixedly installed on the inner wall of the bottom side of the housing (1) is arranged below the rotating shaft (3). The bottom of the rotating shaft (3) The end is rotated and installed in the rotating block (24), the top side of the rotating drum (2) is an opening, and a fixed block (4) is arranged above the rotating drum (2), and a mounting groove ( 5), the top of the drum (2) is movably installed in the installation groove (5), and the two sides of the installation groove (5) are provided with a stable mounting for firmly connecting the drum (2) and the fixed block (4). mechanism, the stable installation mechanism includes first grooves (10) on both sides of the fixed block (4), and a through hole (11) is opened on the inner wall of the first groove (10) away from the opening, And the through hole (11) is connected with the installation groove (5), the positioning rod (12) is slidably installed in the through hole (11), and both ends of the positioning rod (12) extend to the outside of the through hole (11) , both sides of the drum (2) are provided with positioning grooves (6), and one end of the positioning rod (12) extending into the mounting groove (5) is in contact with the positioning groove (6), and the fixing block ( The top side of 4) is provided with the garbage feeding mechanism that is used to throw in biological waste, and described garbage feeding mechanism side is provided with the first connecting rod (9) that is fixedly installed on the top side of fixed block (4), and described first connecting rod The top of (9) is slidingly connected with a second connecting rod (28), the top of the second connecting rod (28) extends to the top of the housing (1), and is fixedly connected with the output shaft of the rotating motor (7), The rotary motor (7) is fixedly mounted on the top side of the housing (1). 2. A kind of solid-liquid separation device for recycling biological waste according to claim 1, characterized in that two support rods (8) are fixedly installed on the bottom side of the rotating motor (7), and two The supporting rods (8) are respectively located on both sides of the second connecting rod (28), and the bottom ends of the supporting rods (8) are fixedly installed on the top side of the casing (1). 3. A kind of solid-liquid separation device for biological waste recovery according to claim 1, characterized in that, the bottom end of the second connecting rod (28) is provided with a second groove (29), the The top of the first connecting rod (9) is movably installed in the second groove (29), and the inner walls of both sides of the second groove (29) are provided with first sliding grooves (31). The first slider (32) is slidably installed in (31), and one side of the first slider (32) extends to the outside of the first chute (31), and is fixedly installed on the first connecting rod (9), so The top end of the first connecting rod (9) is welded with a first spring (30), and the top end of the first spring (30) is welded on the top inner wall of the second groove (29). 4. A solid-liquid separation device for recycling biological waste according to claim 3, characterized in that, a first sliding bead groove is provided on the inner wall of the first chute (31) away from the opening, A first sliding ball is slidably installed on the inner wall of the first sliding ball groove, and the first sliding ball is in contact with the first sliding block (32). 5. A solid-liquid separation device for recycling biological waste according to claim 1, characterized in that the end of the positioning rod (12) away from the installation groove (5) runs through the first groove (10), And a movable block (13) is fixedly installed, and the movable block (13) is adapted to the first groove (10). The side of the movable block (13) near the positioning bar (12) is welded with a The second spring (14) on the positioning rod (12), the end of the second spring (14) away from the movable block (13) is welded on the inner wall of the first groove (10) away from the opening. 6. A solid-liquid separation device for biological waste recycling according to claim 1, characterized in that, a ball groove is provided on the inner wall of the through hole (11), and balls are rolled on the inner wall of the ball groove , and the ball is in contact with the positioning rod (12). 7. A solid-liquid separation device for recycling biological waste according to claim 1, characterized in that, the top side of the rotating block (24) is provided with a rotating groove (25), and the rotating shaft (3) The bottom end of the rotating shaft (3) is fixedly installed in the rotating groove (25), and the inner wall of the rotating groove (25) is provided with an annular chute (26). Slide block (27), and annular slide block (27) is slidably installed in the annular chute (26). 8. A kind of solid-liquid separation device for biological waste recovery according to claim 1, characterized in that, said waste feeding mechanism comprises a through hole (15) opened on the top side of the fixed block (4), said Both sides of the through hole (15) are provided with cavities (16) on the fixed block (4), and the two cavities (16) are all inclined, and the cavities (16) are close to the through hole (15). ) is provided with a slide plate through hole (17) on one side of the inner wall, and the slide plate through hole (17) communicates with the through hole (15), and a slide plate (18) is slidably installed in the slide plate through hole (17), and The two ends of slide plate (18) all extend outside slide plate through hole (17), and the side of two slide plates (18) close to each other all extends in the through hole (15), and two slide plates (18) mutually The side close to is all fixedly installed with sealing rubber pad (19), and two sealing rubber pads (19) are in close contact, and described sliding plate (18) is fixedly installed with movable plate (19) away from the side of sealing rubber pad (19) 20), the side of the movable plate (20) away from the sliding plate (18) is welded with a third spring (21), and the end of the third spring (21) away from the movable plate (20) is fixedly installed in the cavity (16) On the inner wall of the side away from the through hole (15). 9. A solid-liquid separation device for recycling biological waste according to claim 8, characterized in that a second chute (22) is provided on the inner walls of both sides of the cavity (16). A second slider (23) is slidably installed in the second chute (22), and one side of the second slider (23) extends to the outside of the second chute (22), and is fixedly installed on the movable plate (20) . 10. A kind of solid-liquid separation device for biological waste recovery according to claim 8, characterized in that, the inner walls of both sides of the through hole (17) of the sliding plate are provided with second sliding bead grooves, and the A second sliding ball is slidably installed on the inner wall of the second sliding ball groove, and the second sliding ball is in contact with the sliding plate (18).