CN115193676B

CN115193676B - Activated material multi-stage screening equipment for producing sludge activated carbon

Info

Publication number: CN115193676B
Application number: CN202211125278.2A
Authority: CN
Inventors: 颜炳林; 管延富
Original assignee: Shandong Haipuou Environmental Protection Equipment Co ltd
Current assignee: Hippo Environmental Protection Group Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2022-12-06
Anticipated expiration: 2042-09-16
Also published as: CN115193676A

Abstract

The invention discloses activated material multi-stage screening equipment for sludge activated carbon production, which belongs to the technical field of activated carbon processing and comprises a screening box, wherein a multi-stage screening mechanism is arranged inside the screening box and used for carrying out multi-stage screening treatment on activated materials, a scattering mechanism is arranged on the multi-stage screening mechanism and used for improving the multi-stage screening treatment efficiency of the multi-stage screening mechanism on the activated materials, a pushing and scattering mechanism is arranged between the scattering mechanism and the multi-stage screening mechanism, and a blanking mechanism is arranged above the screening box corresponding to the multi-stage screening mechanism. According to the activation material multi-stage screening device, when the activation material for producing the sludge activated carbon is subjected to multi-stage screening, multi-stage screening of the activation material can be realized only by one horizontally arranged multi-stage screening plate, the structure is simple, the practicability is high, more levels of screening processing can be realized, the whole activation material multi-stage screening device does not need to be erected higher, the loading mode of the activation material is simpler, and the energy consumption is low.

Description

Activated material multi-stage screening equipment for producing sludge activated carbon

Technical Field

The invention belongs to the technical field of activated carbon processing, and particularly relates to activated material multi-stage screening equipment for producing sludge activated carbon.

Background

Volatile solids and proteins in undigested sludge of a sewage treatment plant respectively account for 60-80% and 22-41% of the total dry solid mass, so that the undigested sludge has high organic carbon content. In recent years, some experimental researches on the aspect of preparing activated carbon from sludge are carried out, the activated carbon produced from the sludge generally can be subjected to drying pretreatment, microwave treatment on dry sludge, carbonization, physical activation and microwave modification, the sludge can be prepared into an activated material after physical cremation, and the activated material is generally screened in order to improve the microwave modification effect.

The invention discloses a multistage crushing and screening device for processing barite raw ore, and a using method thereof, wherein a first motor drives a movable jaw to move to crush ore for the first time, a crushing roller is driven to rotate, crushed stone is crushed for the second time, so that the crushing effect is improved, a second motor drives a screen barrel to move, so that screen plates are driven to vibrate, the crushed stone is screened, multistage screening is performed through a plurality of screen plates, and the screening effect is utilized, so that the processed ore is convenient for subsequent processing and use.

Based on the technical scheme, the invention designs the multistage screening equipment for the activated material for producing the sludge activated carbon, so as to solve the problems.

Disclosure of Invention

The invention aims to: in order to solve the problems that in the prior art, a plurality of sieve plates are selected for use in order to realize multistage screening treatment, the overall structure of the whole screening equipment is complex and high, materials need to be uploaded to high places, and energy consumption is high, the activating material multistage screening equipment for producing the sludge activated carbon is provided.

In order to achieve the purpose, the invention adopts the following technical scheme:

the activated material multi-stage screening equipment for producing the sludge activated carbon comprises a screening box, wherein a multi-stage screening mechanism is arranged inside the screening box and used for carrying out multi-stage screening treatment on the activated material, a scattering mechanism is arranged on the multi-stage screening mechanism and used for improving the multi-stage screening treatment efficiency of the multi-stage screening mechanism on the activated material, and a pushing mechanism is arranged between the scattering mechanism and the multi-stage screening mechanism;

a discharging mechanism is arranged above the screening box corresponding to the multi-stage screening mechanism, and a plurality of discharging pipes in an annular array are arranged on the outer side wall of the screening box corresponding to the discharging mechanism;

the multistage screening mechanism comprises a plurality of grid plates in an annular array, wherein the surfaces, far away from each other, of the grid plates are fixedly connected to the inner side wall of the screening box, the surfaces, close to each other, of the grid plates are fixedly connected through a first pipe sleeve, and a plurality of discharge pipes are respectively positioned between every two adjacent grid plates;

the position, corresponding to the grid plate, of the top of the first pipe sleeve is fixedly connected with a multi-stage screening plate through a support, a circular ring is rotatably connected to the circumferential surface of the multi-stage screening plate, a plurality of annular-array dredging brushes are fixedly connected to the bottom of the circular ring, grid plates are fixedly connected to the positions, corresponding to the dredging brushes, of the top of the circular ring, grid plates are fixedly connected to the surfaces, close to each other, of the grid plates, and the surfaces of the second pipe sleeves are rotatably connected to the top of the multi-stage screening plate through bearings;

the driving main shaft is fixedly connected in the second pipe sleeve, the surface of the driving main shaft is rotatably connected to the inner side wall of the first pipe sleeve through a bearing, a first industrial motor is fixedly mounted on the inner side wall of the first pipe sleeve, and an output shaft of the first industrial motor is fixedly connected with the bottom end of the driving main shaft.

As a further description of the above technical solution:

the screening holes in the surface of the multi-stage screening plate are gradually increased along the clockwise direction, and the apertures of the corresponding screening holes between every two adjacent grid plates are the same.

As a further description of the above technical solution:

the sowing mechanism comprises a plurality of sowing plates in an annular array, the plurality of sowing plates are respectively connected between two adjacent grid plates in a rotating mode, and the bottoms of the sowing plates are connected with the tops of the multi-stage screening plates in a sliding mode.

As a further description of the above technical solution:

the top end of the driving main shaft is rotatably connected with a driving auxiliary shaft through a bearing, the circumferential surface of the driving auxiliary shaft is fixedly connected with one ends, close to the plurality of broadcasting plates, of the plurality of first right-angle brackets respectively, the top of the driving auxiliary shaft is fixedly installed on an output shaft of a second industrial motor, and the surface of a machine body of the second industrial motor is fixedly connected to the top of the grid plate through a rack.

As a further description of the above technical solution:

the pushing and scattering mechanism comprises a folding groove, the folding groove is formed in the side end face of the grid plate, a first transfer frame is hinged to the inside of the folding groove through a spring pin, and a telescopic inner shaft is hinged to the end face of the first transfer frame through a spring hinge.

As a further description of the above technical solution:

the surface of the telescopic inner shaft is sleeved with a telescopic outer barrel, the end face of the inner side of the telescopic outer barrel is fixedly connected with one end close to the telescopic inner shaft through a first supporting spring, one end, away from the telescopic inner shaft, of the telescopic outer barrel is hinged to a second switching frame through a spring hinge, a second magnetic buckle is embedded on one face, away from the grid plate, of the second switching frame, and a first magnetic buckle is embedded in a position, corresponding to the second magnetic buckle, on the end face of the broadcasting plate.

As a further description of the above technical solution:

unloading mechanism includes the storage tank, the storage tank is located the top of multistage screening board, the lateral wall of storage tank passes through second right-angle frame fixed connection at the top of screening case, the bottom switch-on of storage tank has the unloading pipe, the joint has flexible box on the lateral wall of unloading pipe to the inside position that corresponds flexible box of unloading inlays and is equipped with the valve plate.

As a further description of the above technical solution:

the valve plate is characterized in that a telescopic shaft is fixedly connected to the position, corresponding to the telescopic box, of the circumferential surface of the valve plate, a sleeve is sleeved on the surface of the telescopic shaft, a sliding groove is formed in the inner side wall of the sleeve, a sliding seat is connected to the sliding groove in a sliding mode, the end face of the sliding seat is fixedly connected with the end face of the inner side of the sliding groove through a second supporting spring, and one end, far away from the valve plate, of the telescopic shaft is hinged to a transfer buckle through a spring pin.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the activation material multi-stage screening device, when the activation material for producing the sludge activated carbon is subjected to multi-stage screening, multi-stage screening of the activation material can be realized only by one horizontally arranged multi-stage screening plate, the structure is simple, the practicability is high, more levels of screening processing can be realized, the whole activation material multi-stage screening device does not need to be erected higher, the loading mode of the activation material is simpler, and the energy consumption is low.

2. According to the multi-stage screening plate, the dredging brush can extrude the activated material embedded into the screening holes of the multi-stage screening plate in the process of rotating the bottom of the multi-stage screening plate, so that the screening holes of the multi-stage screening plate are dredged, and the thickness of the multi-stage screening plate is smaller than that of the grid plate, so that the activated material ejected out of the multi-stage screening plate can be continuously pushed and screened by the grid plate in the clockwise direction.

3. According to the invention, the flow velocity of the activated material in the region can be accelerated in the process that the scattering plate swings between two adjacent grid plates, the flowing direction of the activated material in the region is changed, the screening speed of the multi-stage screening plate on the activated material can be accelerated, and meanwhile, the screening degree of the activated material in the corresponding region is improved, so that the obtained activated material has more uniform quality, and the subsequent microwave modification treatment is facilitated.

4. According to the invention, the first switching frame and the telescopic inner shaft rotate, the telescopic outer cylinder and the second switching frame rotate, the telescopic inner shaft can do stretching motion in the telescopic outer cylinder and pull the second supporting spring to deform, so that the activated material close to the pushing and scattering plate can be pushed to the position between the two grid plates, the dead angle rate is reduced, and the screening precision of the activated material can be improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an activated material multi-stage screening device for producing sludge activated carbon, which is provided by the invention;

FIG. 2 is a schematic cross-sectional structure diagram of a blanking mechanism in activated material multi-stage screening equipment for sludge activated carbon production according to the present invention;

FIG. 3 is an enlarged schematic structural diagram of an activated material multi-stage screening device for producing sludge activated carbon, which is provided by the invention, at the position A in FIG. 2;

FIG. 4 is a schematic structural diagram of a multi-stage screening mechanism in the activated material multi-stage screening device for producing sludge activated carbon, which is provided by the invention;

FIG. 5 is a schematic structural diagram of a pushing and scattering mechanism in the activated material multi-stage screening device for sludge activated carbon production according to the present invention;

FIG. 6 is a schematic structural diagram of a sowing mechanism in the activated material multi-stage screening device for sludge activated carbon production according to the present invention;

FIG. 7 is a schematic structural diagram of a grid plate in the activated material multi-stage screening device for producing sludge activated carbon, which is provided by the invention;

FIG. 8 is a schematic sectional view of the telescopic outer cylinder in the activated material multi-stage screening device for producing sludge activated carbon, which is provided by the invention.

Illustration of the drawings:

1. screening the box; 2. a multi-stage screening mechanism; 201. a grid plate; 202. a multi-stage screening plate; 203. a circular ring; 204. a dredging brush; 205. a grid plate; 206. driving the main shaft; 207. a first industrial motor; 3. a sowing mechanism; 301. sowing plates; 302. driving the countershaft; 303. a second industrial motor; 304. a first right-angle bracket; 4. a pushing and scattering mechanism; 401. a first magnetic buckle; 402. a folding slot; 403. a first transfer frame; 404. a telescopic inner shaft; 405. an outer telescopic cylinder; 406. a first support spring; 407. a second adapter frame; 408. a second magnetic buckle; 409. pushing the scattering plate; 5. a blanking mechanism; 501. a material storage tank; 502. a second right-angle frame; 503. a discharging pipe; 504. a telescopic box; 505. a valve plate; 506. a sleeve; 507. a telescopic shaft; 508. a sliding seat; 509. a second support spring; 510. a transfer buckle; 6. and (4) discharging the pipe.

Detailed Description

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

Referring to fig. 1-8, the present invention provides a technical solution: the multi-stage screening equipment for the activated materials for producing the sludge activated carbon comprises a screening box 1, wherein a multi-stage screening mechanism 2 is arranged inside the screening box 1 and used for carrying out multi-stage screening treatment on the activated materials, a scattering mechanism 3 is arranged on the multi-stage screening mechanism 2 and used for improving the multi-stage screening treatment efficiency of the multi-stage screening mechanism 2 on the activated materials, and a scattering mechanism 4 is arranged between the scattering mechanism 3 and the multi-stage screening mechanism 2;

a blanking mechanism 5 is arranged above the screening box 1 corresponding to the multi-stage screening mechanism 2, and a plurality of discharging pipes 6 in an annular array are arranged on the outer side wall of the screening box 1 corresponding to the blanking mechanism 5;

the multistage screening mechanism 2 comprises a plurality of grid plates 201 in an annular array, the surfaces, far away from each other, of the grid plates 201 are fixedly connected to the inner side wall of the screening box 1, the surfaces, close to each other, of the grid plates 201 are fixedly connected through a first pipe sleeve, and the discharge pipes 6 are respectively located between every two adjacent grid plates 201;

the top of the first pipe sleeve is fixedly connected with a multi-stage screening plate 202 through a support at a position corresponding to the grid plate 201, a circular ring 203 is rotatably connected on the circumferential surface of the multi-stage screening plate 202, the bottom of the circular ring 203 is fixedly connected with a plurality of annular array dredging brushes 204, grid plates 205 are fixedly connected at positions corresponding to the plurality of dredging brushes 204 at the top of the circular ring 203, the surfaces, close to each other, of the grid plates 205 are fixedly connected through a second pipe sleeve, and the surface of the second pipe sleeve is rotatably connected to the top of the multi-stage screening plate 202 through a bearing;

a driving main shaft 206 is fixedly connected in the second pipe sleeve, the surface of the driving main shaft 206 is rotatably connected to the inner side wall of the first pipe sleeve through a bearing, a first industrial motor 207 is fixedly installed on the inner side wall of the first pipe sleeve, and an output shaft of the first industrial motor 207 is fixedly connected with the bottom end of the driving main shaft 206.

Specifically, the screening holes on the surface of the multi-stage screening plate 202 are gradually increased along the clockwise direction, the corresponding screening hole apertures between two adjacent grid plates 201 are the same, the sowing mechanism 3 comprises a plurality of sowing plates 301 in an annular array, the sowing plates 301 are respectively rotatably connected between two adjacent grid plates 205, the bottoms of the sowing plates 301 are slidably connected with the tops of the multi-stage screening plate 202, the top end of the driving main shaft 206 is rotatably connected with a driving auxiliary shaft 302 through a bearing, the circumferential surface of the driving auxiliary shaft 302 is respectively fixedly connected with one ends of the sowing plates 301 close to each other through a plurality of first right-angle brackets 304, the top of the driving auxiliary shaft 302 is fixedly installed on an output shaft of a second industrial motor 303, and the surface of a body of the second industrial motor 303 is fixedly connected with the tops of the grid plates 205 through a rack.

The implementation mode is specifically as follows: the first industrial motor 207 is controlled to work to drive the grid plate 205 to rotate at the top of the multi-stage screening plate 202 and to perform intermittent motion, after each rotation, the grid plate 205 is overlapped with the grid plate 201 below in the vertical direction, the grid plate 205 is in a static stage, the second industrial motor 303 is controlled to run, the output shaft of the second industrial motor 303 drives the auxiliary driving shaft 302 to rotate in the working process, the auxiliary driving shaft 302 drives the scattering plate 301 to perform swinging motion at the top of the multi-stage screening plate 202 through the first right-angle frame 304, the flow velocity of the activated material in the region can be accelerated in the swinging process of the scattering plate 301 between two adjacent grid plates 205, the flowing direction of the activated material in the region is changed, and the screening speed of the multi-stage screening plate 202 on the activated material can be accelerated.

Specifically, the pushing and scattering mechanism 4 comprises a folding groove 402, the folding groove 402 is formed in the side end face of the grid plate 205, a first transition frame 403 is hinged to the inside of the folding groove 402 through a spring pin, a telescopic inner shaft 404 is hinged to the end face of the first transition frame 403 through a spring hinge, a telescopic outer cylinder 405 is sleeved on the surface of the telescopic inner shaft 404, the end face of the inner side of the telescopic outer cylinder 405 is fixedly connected with one end, close to the telescopic inner shaft 404, of the first support spring 406, one end, far away from the telescopic inner shaft 404, of the telescopic outer cylinder 405 is hinged to a second transition frame 407 through a spring hinge, a second magnetic buckle 408 is embedded on one face, away from the grid plate 205, of the second transition frame 407, and a first magnetic buckle 401 is embedded in a position, corresponding to the second magnetic buckle 408, on the end face of the sowing plate 301.

The implementation mode is specifically as follows: in the process that the spreading plate 301 swings between two adjacent grid plates 205, when the spreading plate 409 is close to one side, the first magnetic fastener 401 on the spreading plate 301 is attracted to the second magnetic fastener 408 on the spreading plate 409, and after the second magnetic fastener 408 is attracted to the first magnetic fastener 401, the spreading plate 301 starts to move in the opposite direction, so that the spreading plate 301 exerts a pulling force on the spreading plate 409, under the action of the pulling force, the first adapter 403 rotates with the spreading plate 409, the first adapter 403 rotates with the inner telescopic shaft 404, the outer telescopic cylinder 405 rotates with the second adapter 407, and the inner telescopic shaft 404 also makes an extending motion in the outer telescopic cylinder 405 and pulls the second support spring 509 to deform, so that the activated material close to the spreading plate 409 can be pushed to a position between two grid plates 205.

Concretely, unloading mechanism 5 includes storage tank 501, storage tank 501 is located the top of multistage screening board 202, storage tank 501's lateral wall passes through second right-angle frame 502 fixed connection at the top of screening case 1, storage tank 501's bottom switch-on has unloading pipe 503, the joint has flexible box 504 on unloading pipe 503's the lateral wall, and the inside position that corresponds flexible box 504 of unloading pipe 503 inlays and is equipped with valve plate 505, the position fixedly connected with telescopic shaft 507 that corresponds flexible box 504 on the valve plate 505 periphery, sleeve 506 has been cup jointed on the surface of telescopic shaft 507, the sliding groove has been seted up on sleeve 506's the inside wall, sliding connection has the sliding seat 508 in the sliding groove, sliding seat 508's 509 department is through the terminal surface fixed connection of second supporting spring and sliding groove inboard, the one end that valve plate 505 was kept away from to the telescopic shaft 507 articulates through the spring round pin has switching knot 510.

The implementation mode is specifically as follows: the operation of the first industrial motor 207 is controlled to drive the grid plate 205 to rotate on the top of the multi-stage screening plate 202 to perform intermittent motion, in the process, the grid plate 205 applies a pulling force to the telescopic shaft 507 through the adapter buckle 510, the telescopic shaft 507 pulls the valve plate 505 to move towards the telescopic box 504 under the action of the pulling force, the valve plate 505 removes the blocking effect on the blanking pipe 503 in the moving process, the activated material in the storage tank 501 flows down onto the multi-stage screening plate 202 through the blanking pipe 503 to perform subsequent multi-stage screening treatment, in the process of continuous rotation of the grid plate 205, along with the increase of the acting force between the grid plate 205 and the adapter buckle 510, the adapter buckle 510 rotates and is separated from the grid plate 205, and after the adapter buckle 510 is separated from the grid plate 205, under the action of the reset force of the second support spring 509, the telescopic shaft 507 pushes the valve plate 505 to perform reset action.

Working principle, when in use:

controlling a first industrial motor 207 to operate, wherein an output shaft of the first industrial motor 207 drives a driving main shaft 206 to rotate in a first pipe sleeve in the working process, the driving main shaft 206 rotates in the first pipe sleeve to drive a plurality of grid plates 205 through a second pipe sleeve and simultaneously rotate on the top of a multi-stage screening plate 202 along the clockwise direction, the plurality of grid plates 205 can push an activated material to flow on the top of the multi-stage screening plate 202 in the rotating process, the activated material flows on the top of the multi-stage screening plate 202 for a circle, the activated material can be completely screened by the multi-stage screening plate 202, the screened activated material can respectively flow into a sandwich layer formed by arranging the plurality of grid plates 201, a valve on a discharge pipe 6 is selected and opened, the activated material in the sandwich layer corresponding to the discharge pipe 6 can be discharged through the discharge pipe 6, when the activated material for producing sludge activated carbon is subjected to multi-stage screening, the multi-stage screening of the activated material can be realized by only one horizontally arranged multi-stage screening plate 202, the structure is simple, the practicability is high, the screening work of the activated material can be realized, and the whole multi-stage activated material can be more simply put on the activated material with lower energy consumption;

the grid plate 205 can also drive the circular ring 203 to rotate on the circumferential surface of the multi-stage screening plate 202 in the rotating process, the circular ring 203 can drive the dredging brush 204 to rotate at the bottom of the multi-stage screening plate 202 in the rotating process, the dredging brush 204 can extrude the activated material embedded into the screening holes of the multi-stage screening plate 202 in the rotating process at the bottom of the multi-stage screening plate 202 to dredge the screening holes of the multi-stage screening plate 202, and the thickness of the multi-stage screening plate 202 is smaller than that of the grid plate 205, so that the activated material ejected out of the multi-stage screening plate 202 can be continuously pushed and screened by the grid plate 205 in the clockwise direction;

the first industrial motor 207 is controlled to work to drive the grid plate 205 to rotate at the top of the multi-stage screening plate 202 and to perform intermittent motion, after each rotation, the grid plate 205 is overlapped with the grid plate 201 below in the vertical direction, the grid plate 205 is in a static stage, the second industrial motor 303 is controlled to run, the output shaft of the second industrial motor 303 drives the auxiliary driving shaft 302 to rotate in the working process, the auxiliary driving shaft 302 drives the scattering plate 301 to perform swinging motion at the top of the multi-stage screening plate 202 through the first right-angle frame 304, the flow velocity of the activated material in the area can be accelerated in the swinging process of the scattering plate 301 between every two adjacent grid plates 205, the flowing direction of the activated material in the area is changed, the screening speed of the multi-stage screening plate 202 on the activated material can be accelerated, meanwhile, the screening degree of the activated material in the corresponding area is also improved, the obtained activated material is enabled to be more uniform in quality, and subsequent microwave modification treatment is facilitated;

in the process that the spreading plate 301 swings between two adjacent grid plates 205, when the spreading plate 409 on one side is close to, the first magnetic fastener 401 on the spreading plate 301 is attracted to the second magnetic fastener 408 on the spreading plate 409, after the second magnetic fastener 408 is attracted to the first magnetic fastener 401, the spreading plate 301 starts to move in the reverse direction, so that the spreading plate 301 exerts a pulling force on the spreading plate 409, under the action of the pulling force, the first adapter 403 rotates with the spreading plate 409, the first adapter 403 rotates with the inner telescopic shaft 404, the outer telescopic cylinder 405 rotates with the second adapter 407, meanwhile, the inner telescopic shaft 404 also makes an extending motion in the outer telescopic cylinder 405, and pulls the second support spring 509 to deform, so that the active material close to the spreading plate 409 can be pushed to the position between the two grid plates 205, the rate is reduced, the screening precision of the active material can be improved, and as the pulling force between the spreading plate 409 and the spreading plate 301 is gradually increased, the first magnetic fastener is separated from the second magnetic fastener 401, and the active material near the second magnetic fastener 401 is separated from the second grid plate 205, and the active material pushing pin 409 performs a reset action on the hinge 409, and the restoring spring 409 and the active material pushing plate 409 performs a reset action;

the first industrial motor 207 is controlled to work to drive the grid plate 205 to rotate on the top of the multi-stage screening plate 202 to perform intermittent motion, in the process, the grid plate 205 applies a pulling force to the telescopic shaft 507 through the adapter buckle 510, the telescopic shaft 507 pulls the valve plate 505 to move towards the telescopic box 504 under the action of the pulling force, the valve plate 505 can release the blocking effect on the blanking pipe 503 in the moving process, the activated material in the storage tank 501 flows down onto the multi-stage screening plate 202 through the blanking pipe 503 to perform subsequent multi-stage screening treatment, in the process of continuous rotation of the grid plate 205, along with the increase of the acting force between the grid plate 205 and the adapter buckle 510, the adapter buckle 510 rotates and is separated from the grid plate 205, after the adapter buckle 510 is separated from the grid plate 205, under the action of the reset force of the second support spring 509, the telescopic shaft 507 pushes the valve plate 505 to perform reset action, automatic blanking control of the activated material is achieved, the degree of automation is high, and the accumulation phenomenon of the activated material is effectively avoided.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The activated material multi-stage screening equipment for producing the sludge activated carbon comprises a screening box (1) and is characterized in that a multi-stage screening mechanism (2) is arranged inside the screening box (1) and used for carrying out multi-stage screening treatment on the activated material, a scattering mechanism (3) is arranged on the multi-stage screening mechanism (2) and used for improving the multi-stage screening treatment efficiency of the multi-stage screening mechanism (2) on the activated material, and a pushing and scattering mechanism (4) is arranged between the scattering mechanism (3) and the multi-stage screening mechanism (2);

a blanking mechanism (5) is arranged above the screening box (1) and corresponds to the position of the multi-stage screening mechanism (2), and a plurality of discharge pipes (6) in an annular array are arranged on the outer side wall of the screening box (1) and corresponds to the position of the blanking mechanism (5);

the multi-stage screening mechanism (2) comprises a plurality of grid plates (201) in an annular array, one surfaces, far away from each other, of the grid plates (201) are fixedly connected to the inner side wall of the screening box (1), one surfaces, close to each other, of the grid plates (201) are fixedly connected through a first pipe sleeve, and a plurality of discharge pipes (6) are respectively located between every two adjacent grid plates (201);

the position, corresponding to the grid plate (201), of the top of the first pipe sleeve is fixedly connected with a multi-stage screening plate (202) through a support, a circular ring (203) is rotatably connected to the circumferential surface of the multi-stage screening plate (202), the bottom of the circular ring (203) is fixedly connected with a plurality of dredging brushes (204) in an annular array, grid plates (205) are fixedly connected to the positions, corresponding to the dredging brushes (204), of the top of the circular ring (203), one surfaces, close to each other, of the grid plates (205) are fixedly connected through second pipe sleeves, and the surface of each second pipe sleeve is rotatably connected to the top of the multi-stage screening plate (202) through a bearing;

a driving main shaft (206) is fixedly connected in the second pipe sleeve, the surface of the driving main shaft (206) is rotatably connected to the inner side wall of the first pipe sleeve through a bearing, a first industrial motor (207) is fixedly installed on the inner side wall of the first pipe sleeve, and an output shaft of the first industrial motor (207) is fixedly connected with the bottom end of the driving main shaft (206);

broadcast mechanism (3) including a plurality of broadcast board (301) that are the annular array, and a plurality of broadcast board (301) rotate respectively and connect between two adjacent grid plates (205), broadcast the top sliding connection of the bottom of board (301) and multistage screening board (202).

2. The activated material multi-stage screening device for sludge activated carbon production according to claim 1, wherein the screening holes on the surface of the multi-stage screening plate (202) are gradually increased along the clockwise direction, and the corresponding screening holes between two adjacent grid plates (201) have the same aperture.

3. The multistage screening equipment of the activated material for producing the sludge activated carbon, according to claim 2, is characterized in that the top end of the driving main shaft (206) is rotatably connected with a driving auxiliary shaft (302) through a bearing, the circumferential surface of the driving auxiliary shaft (302) is fixedly connected with one end, close to the plurality of spreading plates (301), of the first right-angle brackets (304), the top of the driving auxiliary shaft (302) is fixedly installed on an output shaft of the second industrial motor (303), and the surface of the machine body of the second industrial motor (303) is fixedly connected to the top of the grid plate (205) through a rack.

4. The multistage activated material screening device for the sludge activated carbon production as claimed in claim 1, wherein the pushing and scattering mechanism (4) comprises a folding groove (402), the folding groove (402) is formed in the side end face of the grid plate (205), a first adapter frame (403) is hinged to the inside of the folding groove (402) through a spring pin, and a telescopic inner shaft (404) is hinged to the end face of the first adapter frame (403) through a spring hinge.

5. The activated material multistage screening device for sludge activated carbon production according to claim 4, wherein a telescopic outer barrel (405) is sleeved on the surface of the telescopic inner shaft (404), the end face of the inner side of the telescopic outer barrel (405) is fixedly connected with one end, close to the telescopic inner shaft (404), of the telescopic inner shaft (405) through a first support spring (406), one end, far away from the telescopic inner shaft (404), of the telescopic outer barrel (405) is hinged to a second switching frame (407) through a spring hinge, a second magnetic buckle (408) is embedded on the face, far away from the grid plate (205), of the second switching frame (407), and a first magnetic buckle (401) is embedded in the end face of the sowing plate (301) in a position corresponding to the second magnetic buckle (408).

6. The activated material multi-stage screening device for producing the sludge activated carbon according to claim 1, wherein the blanking mechanism (5) comprises a storage tank (501), the storage tank (501) is located above the multi-stage screening plate (202), the outer side wall of the storage tank (501) is fixedly connected to the top of the screening box (1) through a second right-angle frame (502), a blanking pipe (503) is communicated with the bottom of the storage tank (501), a telescopic box (504) is clamped on the outer side wall of the blanking pipe (503), and a valve plate (505) is embedded in the position, corresponding to the telescopic box (504), in the blanking pipe (503).

7. The multistage activated material screening device for the sludge activated carbon production as claimed in claim 6, wherein a telescopic shaft (507) is fixedly connected to a position on the circumferential surface of the valve plate (505) corresponding to the telescopic box (504), a sleeve (506) is sleeved on the surface of the telescopic shaft (507), a sliding groove is formed in the inner side wall of the sleeve (506), a sliding seat (508) is slidably connected to the sliding groove, the end face of the sliding seat (508) is fixedly connected to the end face of the inner side of the sliding groove through a second support spring (509), and a transfer buckle (510) is hinged to one end, away from the valve plate (505), of the telescopic shaft (507) through a spring pin.