CN220802256U

CN220802256U - Tailing slurry dehydrator

Info

Publication number: CN220802256U
Application number: CN202322083059.9U
Authority: CN
Inventors: 马建民; 范学占
Original assignee: Shandong Nuclear Industry Environmental Engineering Co ltd
Current assignee: Shandong Nuclear Industry Environmental Engineering Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-04-19
Anticipated expiration: 2033-08-04

Abstract

The utility model relates to the technical field of slurry dehydration, in particular to a tailing slurry dehydrator which is convenient for fully dehydrating slurry, improves dehydration efficiency and improves convenience in cleaning; the device comprises a dewatering box, a plurality of supporting legs and a plurality of anti-skid pads, wherein the supporting legs are fixedly arranged at four corners of the bottom end of the dewatering box respectively and are used for supporting equipment, the anti-skid pads are fixedly arranged at the bottom ends of the supporting legs, the contact area between the supporting legs and the ground is increased, the top end of the dewatering box is provided with a feed inlet, and the right side wall of the dewatering box is provided with a mud outlet; still include feed mechanism, conveying mechanism, dehydration mechanism and strike-off mechanism, feed mechanism installs the top feed inlet department at the dehydration box, guides into tailing mud to the inside of dehydration box, and conveying mechanism installs the inside at the dehydration box, and dehydration mechanism installs the inside at the dehydration box, strike-off mechanism installs the play mud mouth department at the dehydration box.

Description

Tailing slurry dehydrator

Technical Field

The utility model relates to the technical field of slurry dehydration, in particular to a tailing slurry dehydrator.

Background

The fraction of the product of the separation operation in beneficiation that has a low content of the useful target component and cannot be used for production is called tailings. The tailing slurry generally contains a large amount of moisture, and most of the current slurry treatment adopts modes such as incineration, landfill and the like. In either way, however, dewatering the tailings slurry is an extremely important step. Through retrieving, the clean high-efficient dewatering processing apparatus of drilling mud that prior art publication number CN218290716U proposed, including a protection section of thick bamboo, the lateral wall of a protection section of thick bamboo all is fixedly connected with fagging all around, the quantity of fagging is four, the lower extreme of a protection section of thick bamboo all is fixedly connected with supporting legs all around, the quantity of supporting legs is four, the middle part of a protection section of thick bamboo is provided with dewatering device. But the dehydration efficiency is lower, which is not beneficial to dehydrating a large amount of tailing slurry, and the dehydrated sludge is very inconvenient to clean.

Disclosure of utility model

In order to solve the technical problems, the utility model provides the tailing slurry dehydrator which is convenient for fully dehydrating slurry, improves the dehydration efficiency and improves the convenience in cleaning.

The utility model relates to a tailing slurry dehydrator, which comprises a dehydration tank, a plurality of supporting legs and a plurality of anti-slip mats, wherein the supporting legs are respectively fixedly arranged at four corners of the bottom end of the dehydration tank and used for supporting equipment, the anti-slip mats are fixedly arranged at the bottom ends of the supporting legs, the contact area between the supporting legs and the ground is increased, the top end of the dehydration tank is provided with a feed inlet, and the right side wall of the dehydration tank is provided with a mud outlet; the device also comprises a feeding mechanism, a conveying mechanism, a dewatering mechanism and a scraping mechanism, wherein the feeding mechanism is arranged at a top end feeding hole of the dewatering box, tailings slurry is led into the dewatering box, the conveying mechanism is arranged in the dewatering box, the dewatering mechanism is arranged in the dewatering box, and the scraping mechanism is arranged at a mud outlet of the dewatering box; the tailing slurry is led into the dewatering box through the feeding mechanism, the slurry is conveyed through the conveying mechanism, the working efficiency is improved, the slurry is dewatered through the dewatering mechanism, the dewatering efficiency is improved, the dewatered slurry is conveyed to the slurry outlet through the conveying mechanism, the sludge is cleaned through the scraping mechanism, and the convenience in cleaning is improved.

Preferably, the feeding mechanism comprises a feeding box, a feeding pipe, an input pipe, a motor, a rotating shaft, a plurality of stirring rods and spiral conveying blades, wherein the feeding pipe is connected to the bottom end of the feeding box, the feeding pipe is fixedly arranged at the top end feeding hole of the dewatering box, the left part of the top end of the feeding box is connected with the input pipe, the motor is fixedly arranged at the top end of the feeding box, the output end of the motor penetrates through the top end of the feeding box and is fixedly connected with the rotating shaft, the stirring rods are uniformly arranged on the side wall of the upper part of the rotating shaft, and the spiral conveying blades are arranged in the feeding pipe in a way that the bottom end of the rotating shaft stretches into the feeding pipe; the flocculation reagent and the slurry are added into the feeding box through the input pipe, the motor is started simultaneously, the motor drives the rotating shaft to rotate, the rotating shaft rotates to drive the stirring rod to mix the slurry and the flocculant, so that the tailing slurry is dehydrated and solidified in the feeding box, the rotating shaft rotates to drive the spiral conveying blades to rotate to uniformly convey the slurry into the dewatering box, the piling investment is reduced, the running cost of enterprises is reduced, and the tailing piling risk is reduced.

Preferably, the conveying mechanism comprises two rotating rods, two conveying rollers, a conveying filter belt and a conveying motor, wherein the two rotating rods are rotatably arranged on the side walls of the front end and the rear end of the dewatering box, the conveying rollers are arranged on the outer walls of the rotating rods, the conveying filter belt is circumferentially arranged between the two conveying rollers, a plurality of water permeable holes are formed in the conveying filter belt, the conveying motor is fixedly arranged on the side wall of the front end of the dewatering box, and the output end of the conveying motor is fixedly connected with one end of the left rotating rod; slurry is evenly input to the top end of the conveying filter belt through the feeding pipe, the amount of the slurry at the top end of the conveying filter belt is certain, the conveying motor is started, the conveying motor drives the conveying roller to rotate through the rotating rod, the conveying roller rotates to drive the conveying filter belt to rotate, the conveying filter belt conveys the slurry to the dewatering mechanism, the working efficiency is improved, water separated from the conveying process falls into the dewatering box through the water permeable holes, and the slurry is convenient to sufficiently dewater.

Preferably, the dehydration mechanism comprises two electric telescopic rods, a movable plate, a plurality of fixing frames, a plurality of second rotating shafts, a plurality of dehydration rollers, two guide rods, two limiting blocks and a supporting plate, wherein the two electric telescopic rods are fixedly arranged on the top end side wall of the dehydration box, the movable plate is fixedly arranged at the bottom end of the electric telescopic rods, the plurality of fixing frames are arranged at intervals at the bottom end of the movable plate, the dehydration rollers are rotatably arranged on the fixing frames through the second rotating shafts, the guide rods are fixedly arranged at the left end and the right end of the top of the movable plate, the guide rods slide to penetrate through the top end side wall of the dehydration box, the two limiting blocks are fixedly arranged at the top end of the guide rods, the supporting plate is fixedly arranged on the front end side wall and the rear end side wall of the inside of the dehydration box, the supporting plate is positioned at the bottom end of the upper part of the conveying filter belt, the conveying filter belt is supported, and a plurality of water falling holes are uniformly formed in the supporting plate; the conveying filter belt conveys mud rightwards, the electric telescopic rod is started to drive the movable plate to descend, the movable plate descends to drive the fixing frame to move downwards, the fixing frame drives the dewatering rollers to descend to contact with the top end of the conveying filter belt, the mud on the top end of the conveying filter belt is compressed and dewatered through the dewatering rollers, the conveying filter belt is supported through the supporting plate, water flows into the dewatering box through the water permeable holes on the conveying filter belt and the water falling holes in the supporting plate, mud cakes are left on the top end of the conveying filter belt, dewatering efficiency is improved, and running cost is low.

Preferably, the scraping mechanism comprises two telescopic rods, two springs, a scraping plate, a material guiding plate and two baffle plates, wherein the two telescopic rods are symmetrically and fixedly arranged in a mud outlet of the dewatering box, the scraping plate is fixedly arranged at the top end of each telescopic rod, the top end of each scraping plate is tangential to the outer surface of the conveying filter belt, the springs are sleeved on the outer wall of each telescopic rod, the top ends of the springs are fixedly connected with the bottom ends of the scraping plates, the bottom ends of the springs are connected with the bottom ends of the mud outlet, the material guiding plate is obliquely and fixedly arranged on the right side wall of the dewatering box, the left end of the material guiding plate and the mud outlet are positioned at the same height, and the baffle plates are fixedly arranged at the front end and the rear end of the material guiding plate; the conveying filter belt drives mud cakes to be conveyed rightwards, the mud cakes are scraped off on the surface of the conveying filter belt through the scraping plates, the scraping plates and the surface of the conveying filter belt can be kept in close contact through the telescopic rods and the springs, the mud cakes fall on the material guiding plates, the mud cakes are guided out through the material guiding plates, the mud cakes are prevented from falling to two sides by the baffle plates, convenience in cleaning is improved, dry tailings after dehydration are used for comprehensive utilization of mine goaf filling or brickmaking and the like, and great economic benefits and social environmental benefits are generated.

Preferably, the water purifier also comprises a water guide block, a water outlet pipe, a filter screen and a valve, wherein the middle part of the bottom end of the water purifier is provided with a water outlet, the water outlet pipe is fixedly arranged at the water outlet, the filter screen is fixedly arranged in the water outlet of the water purifier, the water guide block is fixedly arranged at the bottom end of the water purifier, the top end of the water guide block is inclined towards the water outlet, and the valve is arranged on the water outlet pipe; the valve is opened, water in the dewatering box is discharged out of the dewatering box through the water outlet pipe, water is filtered again through the filter screen, the water discharging efficiency is improved through the water guide block, and water is prevented from remaining in the dewatering box.

Compared with the prior art, the utility model has the beneficial effects that: the tailing slurry is led into the dewatering box through the feeding mechanism, the slurry is conveyed through the conveying mechanism, the working efficiency is improved, the slurry is dewatered through the dewatering mechanism, the dewatering efficiency is improved, the dewatered slurry is conveyed to the slurry outlet through the conveying mechanism, the sludge is cleaned through the scraping mechanism, and the convenience in cleaning is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model;

FIG. 3 is a schematic view of the structure of the conveying mechanism of the present utility model;

FIG. 4 is a schematic view of a partial structure of the dewatering mechanism of the present utility model;

FIG. 5 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;

The reference numerals in the drawings: 1. a dewatering box; 2. a support leg; 3. an anti-slip pad; 4. a feed box; 5. a feed pipe; 6. an input tube; 7. a motor; 8. a rotating shaft; 9. a stirring rod; 10. spiral conveying blades; 11. a rotating rod; 12. a conveying roller; 13. conveying a filter belt; 14. a conveying motor; 15. an electric telescopic rod; 16. a moving plate; 17. a fixing frame; 18. a second rotating shaft; 19. a dewatering roll; 20. a guide rod; 21. a limiting block; 22. a support plate; 23. a telescopic rod; 24. a spring; 25. a scraper; 26. a material guide plate; 27. a baffle; 28. a water guide block; 29. a water outlet pipe; 30. a filter screen; 31. and (3) a valve.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As shown in fig. 1 to 4, the four corners of the bottom end of the dewatering box 1 are respectively and fixedly provided with a supporting leg 2 for supporting equipment, the bottom end of the supporting leg 2 is fixedly provided with an anti-slip pad 3, the contact area between the supporting leg 2 and the ground is increased, the top end of the dewatering box 1 is provided with a feeding hole, the right side wall of the dewatering box 1 is provided with a mud outlet, the bottom end of the feeding box 4 is connected with a feeding pipe 5, the feeding pipe 5 is fixedly provided with a feeding hole at the top end of the dewatering box 1, the left part of the top end of the feeding box 4 is connected with an input pipe 6, a motor 7 is fixedly provided with a top end of the feeding box 4, the output end of the motor 7 passes through the top end of the feeding box 4 and is fixedly connected with a rotating shaft 8, the upper side wall of the rotating shaft 8 is uniformly provided with a plurality of stirring rods 9, the bottom end of the rotating shaft 8 stretches into the feeding pipe 5 and is provided with spiral conveying blades 10, two rotating rods 11 are rotatably provided with the front end and rear end side walls of the dewatering box 1, the outer wall of the rotary rod 11 is provided with a conveying roller 12, a conveying filter belt 13 is arranged between the two conveying rollers 12 in a surrounding manner, a plurality of water permeable holes are formed in the conveying filter belt 13, a conveying motor 14 is fixedly arranged on the front end side wall of the dewatering box 1, the output end of the conveying motor 14 is fixedly connected with one end of the left rotary rod 11, two electric telescopic rods 15 are fixedly arranged on the top end side wall of the dewatering box 1, the bottom ends of the electric telescopic rods 15 are fixedly provided with a movable plate 16, a plurality of fixing frames 17 are arranged at intervals at the bottom ends of the movable plate 16, a dewatering roller 19 is rotatably arranged on the fixing frames 17 through a second rotating shaft 18, guide rods 20 are fixedly arranged at the left end and the right end of the top of the movable plate 16, the guide rods 20 penetrate through the top end side wall of the dewatering box 1 in a sliding manner, two limiting blocks 21 are fixedly arranged at the top ends of the guide rods 20, the supporting plates 22 are fixedly arranged on the front end side wall and the back end side wall of the inside the dewatering box 1, the supporting plate 22 is positioned at the bottom end of the upper part of the conveying filter belt 13 and is used for supporting the conveying filter belt 13, and a plurality of water falling holes are uniformly formed in the supporting plate 22;

The flocculating agent and the slurry are added into the feeding box 4 through the input pipe 6, the motor 7 is started, the motor 7 drives the rotating shaft 8 to rotate, the rotating shaft 8 rotates to drive the stirring rod 9 to mix the slurry and the flocculating agent, the tailing slurry is dehydrated and solidified in the feeding box 4, the rotating shaft 8 rotates and simultaneously drives the spiral conveying blade 10 to rotate to uniformly convey the slurry into the dewatering box 1, the piling investment is reduced, the running cost of enterprises is reduced, the tailing piling risk is reduced, the slurry is uniformly input into the top end of the conveying filter belt 13 through the feed pipe 5, the amount of the slurry at the top end of the conveying filter belt 13 is constant, the conveying motor 14 is started, the conveying motor 14 drives the conveying roller 12 to rotate through the rotating rod 11, the conveying roller 12 rotates to drive the conveying filter belt 13 to rotate, the conveying filter belt 13 conveys mud to the dewatering mechanism, work efficiency is improved, water separated in the conveying process falls into the dewatering box 1 through the water permeable holes, the mud is convenient to sufficiently dewater, the conveying filter belt 13 conveys the mud rightwards, the electric telescopic rod 15 is started to drive the movable plate 16 to descend, the movable plate 16 descends to drive the fixing frame 17 to move downwards, the fixing frame 17 drives the dewatering rollers 19 to descend to be in contact with the top end of the conveying filter belt 13, the mud at the top end of the conveying filter belt 13 is compressed and dewatered through the plurality of dewatering rollers 19, the conveying filter belt 13 is supported through the supporting plates 22, water flows into the dewatering box 1 through the water permeable holes on the conveying filter belt 13 and the water falling holes on the supporting plates 22, mud cakes are left at the top end of the conveying filter belt 13, dewatering efficiency is improved, and running cost is low.

As shown in fig. 1 and 5, two telescopic rods 23 are symmetrically and fixedly arranged in a mud outlet of a dewatering box 1, a scraping plate 25 is fixedly arranged at the top end of each telescopic rod 23, the top end of each scraping plate 25 is tangent to the outer surface of a conveying filter belt 13, a spring 24 is sleeved on the outer wall of each telescopic rod 23, the top end of each spring 24 is fixedly connected with the bottom end of each scraping plate 25, the bottom end of each spring 24 is connected with the bottom end of the mud outlet, a guide plate 26 is obliquely and fixedly arranged on the right side wall of the dewatering box 1, the left end of each guide plate 26 and the mud outlet are positioned at the same height, a baffle 27 is fixedly arranged at the front end and the rear end of each guide plate 26, a water outlet is formed in the middle of the bottom end of the dewatering box 1, a water outlet pipe 29 is fixedly arranged at the water outlet, a filter screen 30 is fixedly arranged in the water outlet of the dewatering box 1, a water guide block 28 is fixedly arranged at the inner bottom end of the dewatering box 1, the top end of each water guide block 28 is inclined towards the water outlet, and a valve 31 is arranged on the water outlet pipe 29;

The conveying filter belt 13 drives mud cakes to be conveyed rightwards, the mud cakes are scraped off on the surface of the conveying filter belt 13 through the scraping plate 25, the scraping plate 25 and the surface of the conveying filter belt 13 can be kept in close contact through the telescopic rod 23 and the spring 24, the mud cakes fall on the guide plate 26, the mud cakes are led out through the guide plate 26, the baffle 27 prevents mud from falling to two sides, convenience in cleaning is improved, dry tailings after dewatering are used for comprehensive utilization of mine goaf filling or brickmaking and the like, larger economic benefits and social environmental benefits are generated, the valve 31 is opened, water in the dewatering box 1 is discharged out of the dewatering box 1 through the water outlet pipe 29, the water is filtered again through the filter screen 30, the water discharging efficiency is improved through the water guide block 28, and water residues in the dewatering box 1 are avoided.

As shown in fig. 1 to 5, in the tailing slurry dehydrator of the present utility model, in operation, flocculating agent and slurry are added into a feeding box 4 through an input pipe 6, a motor 7 is started, the motor 7 drives a rotating shaft 8 to rotate, the rotating shaft 8 rotates to drive a stirring rod 9 to mix the slurry and flocculating agent, the tailing slurry is dehydrated and solidified in the feeding box 4, the rotating shaft 8 rotates and drives a spiral conveying blade 10 to rotate to uniformly convey the slurry into a dehydration box 1, the slurry is uniformly input to the top end of a conveying filter belt 13 through a feed pipe 5, the amount of the slurry at the top end of the conveying filter belt 13 is constant, a conveying motor 14 is started, the conveying motor 14 drives a conveying roller 12 to rotate through a rotating rod 11, the conveying roller 12 rotates to drive the conveying filter belt 13 to rotate, the conveying filter belt 13 conveys the slurry to a dehydration roller 19, an electric telescopic rod 15 is started to drive a moving plate 16 to descend, the moving plate 16 descends to drive the fixed frame 17 to move downwards, the fixed frame 17 drives the dewatering rollers 19 to descend to contact with the top end of the conveying filter belt 13, slurry at the top end of the conveying filter belt 13 is compressed and dewatered through the plurality of dewatering rollers 19, the conveying filter belt 13 is supported through the supporting plate 22, water flows into the dewatering box 1 through the water permeable holes on the conveying filter belt 13 and the water falling holes on the supporting plate 22, mud cakes are left at the top end of the conveying filter belt 13, the conveying filter belt 13 drives the mud cakes to convey rightwards, the mud cakes are scraped off the surface of the conveying filter belt 13 through the scraping plate 25, the scraping plate 25 is kept in tight contact with the surface of the conveying filter belt 13 through the telescopic rod 23 and the spring 24, the mud cakes fall on the guide plate 26, the mud cakes are guided out through the guide plate 26, the baffle 27 prevents the slurry from falling to two sides, the valve 31 is opened, water in the dewatering box 1 is discharged out of the dewatering box 1 through the water outlet pipe 29, the water is filtered again by the filter screen 30, and the water is prevented from remaining inside the dewatering box 1 by the water guide block 28.

The motor 7 and the conveying motor 14 of the tailing slurry dehydrator are purchased in the market, and the motor and the conveying motor are installed and operated by the person skilled in the art according to the attached using instructions without the creative labor of the person skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a tailing slurry dehydrator, includes dewatering box (1), a plurality of landing leg (2) and a plurality of slipmat (3), and the bottom four corners of dewatering box (1) are fixed mounting respectively has landing leg (2), supports equipment, and the bottom fixed mounting of landing leg (2) has slipmat (3), increases landing leg (2) and the area of contact on ground, and the feed inlet has been seted up on the top of dewatering box (1), has seted up the mud mouth on the right side wall of dewatering box (1); the device is characterized by further comprising a feeding mechanism, a conveying mechanism, a dewatering mechanism and a scraping mechanism, wherein the feeding mechanism is arranged at a top end feeding hole of the dewatering box (1), tailings slurry is led into the dewatering box (1), the conveying mechanism is arranged in the dewatering box (1), the dewatering mechanism is arranged in the dewatering box (1), and the scraping mechanism is arranged at a mud outlet of the dewatering box (1);

The feeding mechanism comprises a feeding box (4), a feeding pipe (5), an input pipe (6), a motor (7), a rotating shaft (8), a plurality of stirring rods (9) and a spiral conveying blade (10), wherein the bottom end of the feeding box (4) is connected with the feeding pipe (5), the feeding pipe (5) is fixedly installed at the top end feeding opening of the dewatering box (1), the left part of the top end of the feeding box (4) is connected with the input pipe (6), the motor (7) is fixedly installed at the top end of the feeding box (4), the output end of the motor (7) penetrates through the top end fixedly connected with the rotating shaft (8) of the feeding box (4), the stirring rods (9) are uniformly installed on the upper side wall of the rotating shaft (8), and the bottom end of the rotating shaft (8) stretches into the feeding pipe (5) to be provided with the spiral conveying blade (10).

2. The tailing slurry dehydrator according to claim 1, wherein the conveying mechanism comprises two rotating rods (11), two conveying rollers (12), a conveying filter belt (13) and a conveying motor (14), the two rotating rods (11) are rotatably installed on the side walls of the front end and the rear end of the dewatering box (1), the conveying rollers (12) are installed on the outer wall of the rotating rod (11), the conveying filter belt (13) is installed between the two conveying rollers (12) in a surrounding mode, a plurality of water permeable holes are formed in the conveying filter belt (13), the conveying motor (14) is fixedly installed on the side wall of the front end of the dewatering box (1), and the output end of the conveying motor (14) is fixedly connected with one end of the left rotating rod (11).

3. The tailing slurry dehydrator according to claim 2, wherein the dehydration mechanism comprises two electric telescopic rods (15), a movable plate (16), a plurality of fixing frames (17), a plurality of second rotating shafts (18), a plurality of dehydration rollers (19), two guide rods (20), two limiting blocks (21) and a supporting plate (22), wherein the two electric telescopic rods (15) are fixedly installed on the top end side walls of the dehydration tank (1), the movable plate (16) is fixedly installed at the bottom ends of the electric telescopic rods (15), a plurality of fixing frames (17) are installed at intervals at the bottom ends of the movable plate (16), the dehydration rollers (19) are rotatably installed on the fixing frames (17) through the second rotating shafts (18), guide rods (20) are fixedly installed at the left and right ends of the top of the movable plate (16), the guide rods (20) penetrate through the top end side walls of the dehydration tank (1) in a sliding mode, the two limiting blocks (21) are fixedly installed at the top ends of the guide rods (20), the supporting plate (22) are fixedly installed on the front and rear end side walls of the inside of the dehydration tank (1), the supporting plate (22) is located on the upper portion of the conveyer belt (13), and a plurality of filter holes are formed in the supporting plate (13).

4. The tailing slurry dehydrator according to claim 2, wherein the scraping mechanism comprises two telescopic rods (23), two springs (24), a scraping plate (25), a guide plate (26) and two baffles (27), the two telescopic rods (23) are symmetrically and fixedly installed in a slurry outlet of the dewatering box (1), the scraping plate (25) is fixedly installed at the top end of the telescopic rods (23), the top end of the scraping plate (25) is tangential to the outer surface of the conveying filter belt (13), the springs (24) are sleeved on the outer wall of the telescopic rods (23), the top ends of the springs (24) are fixedly connected with the bottom ends of the scraping plates (25), the bottom ends of the springs (24) are connected with the bottom ends of the slurry outlet, the guide plate (26) is obliquely and fixedly installed on the right side wall of the dewatering box (1), the left end of the guide plate (26) is located at the same height with the slurry outlet, and the baffles (27) are fixedly installed at the front end and the rear end of the guide plate (26).

5. The tailing slurry dehydrator according to claim 1, further comprising a water guide block (28), a water outlet pipe (29), a filter screen (30) and a valve (31), wherein the water outlet is formed in the middle of the bottom end of the dewatering box (1), the water outlet pipe (29) is fixedly arranged at the water outlet, the filter screen (30) is fixedly arranged in the water outlet of the dewatering box (1), the water guide block (28) is fixedly arranged at the bottom end of the dewatering box (1), the top end of the water guide block (28) is inclined towards the water outlet, and the valve (31) is arranged on the water outlet pipe (29).