CN215314704U

CN215314704U - Heavy metal polluted sludge and soil remediation equipment

Info

Publication number: CN215314704U
Application number: CN202121934111.1U
Authority: CN
Inventors: 颜炳林
Original assignee: Shandong Haipuou Environmental Protection Equipment Co ltd
Current assignee: Shandong Haipuou Environmental Protection Equipment Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2021-12-28
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to the technical field of soil remediation, in particular to a device for remediating heavy metal polluted sludge and soil, which has the advantages of small volume of stirring equipment, full and uniform stirring of a medicament and sludge and high practicability; the device comprises a treatment tank, an aeration pipe, a mud conveying pipe and a chemical box, wherein the aeration pipe is arranged at the bottom of the treatment tank, the aeration pipe is provided with a plurality of fine air holes, the mud conveying pipe is positioned above the treatment tank, and the chemical box is arranged above the treatment tank; still include the frame, the agitator tank, agitator motor, the speed reducer, the puddler, the agitator, sludge pipe and dosing pipe, install the agitator tank on the frame, agitator motor passes through the speed reducer and installs on the agitator tank, speed reducer and the concentric installation of puddler, install the agitator on the puddler, the agitator is located the agitator tank, mud conveying pipe intercommunication agitator tank upper portion, the sludge pipe stretches into the bottom of agitator tank, dosing pipe intercommunication medicament case, the output of dosing pipe stretches into the inside of sludge pipe, and the output of dosing pipe is provided with the elbow towards the agitator tank.

Description

Heavy metal polluted sludge and soil remediation equipment

Technical Field

The utility model relates to the technical field of soil remediation, in particular to equipment for remedying heavy metal polluted sludge and soil.

Background

The equipment for heavy metal contaminated sludge and soil remediation is equipment for heavy metal contaminated sludge and soil remediation, and is widely used in the field of soil remediation; the existing equipment for repairing the sludge polluted by the heavy metal and the soil comprises a treatment tank, an aerator pipe, a sludge conveying pipe and a chemical box, wherein a treatment chamber is arranged in the treatment tank, an opening is formed in the upper end surface of the treatment tank, the aerator pipe is arranged at the bottom of the treatment chamber of the treatment tank, the aerator pipe is provided with a plurality of branch pipes, a plurality of fine air holes are formed in the plurality of branch pipes, an output port of the sludge conveying pipe is positioned above the opening of the treatment tank, an input end of the sludge conveying pipe is communicated with a sludge system, and the chemical box is arranged above the treatment tank; when the existing equipment for restoring the heavy metal polluted sludge and the soil is used, firstly, the heavy metal polluted sludge is input into a treatment chamber of a treatment tank through a sludge conveying pipe, then, a medicament is scattered into the sludge in the treatment chamber through a medicament box, the sludge and the medicament are uniformly mixed by stirring, then, high-pressure air is introduced into an aeration pipe until the surface of the sludge is fully distributed with fine bubbles, the sludge is kept stand for a period of time, heavy metals wrapped by the medicament in slurry are gradually concentrated on the upper surface of the sludge under the action of residual bubbles, and finally, the enriched upper-layer sludge and the lower-layer sludge are separated and treated; the existing heavy metal pollution sludge and soil remediation equipment using discovery, the sludge and the medicament are generally put into a large treatment tank and then are uniformly stirred in the prior art, large-scale stirring equipment is needed, the sludge and the medicament cannot be sufficiently and uniformly stirred due to the problems of the treatment tank and the stirring equipment structure, the large-scale stirring equipment is high in use cost and inconvenient to operate, and the practicability of the equipment is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the equipment for repairing the heavy metal polluted sludge and the soil, which has the advantages of small volume of stirring equipment, full and uniform stirring of the medicament and the sludge and high practicability.

The utility model relates to equipment for repairing heavy metal polluted sludge and soil, which comprises a treatment tank, an aeration pipe, a sludge conveying pipe and a chemical box, wherein a treatment chamber is arranged in the treatment tank, the upper end surface of the treatment tank is provided with an opening, the aeration pipe is arranged at the bottom of the treatment chamber of the treatment tank, the aeration pipe is provided with a plurality of branch pipes, a plurality of fine air holes are formed in the plurality of branch pipes, an output port of the sludge conveying pipe is positioned above the opening of the treatment tank, an input end of the sludge conveying pipe is communicated with a sludge system, and the chemical box is arranged above the treatment tank; still include the frame, the agitator tank, agitator motor, the speed reducer, the puddler, the agitator, sludge pipe and dosing pipe, install the agitator tank on the frame, the inside of agitator tank is provided with the stirring cavity, agitator motor's the output shaft and the concentric installation of input shaft of speed reducer, the speed reducer is installed on the up end of agitator tank, the output shaft and the concentric installation of puddler of speed reducer, install the agitator on the puddler, puddler and agitator are located the stirring cavity of agitator tank, the stirring cavity upper portion of agitator tank is stretched into to the input of mud pipe, the bottom of the stirring cavity of agitator tank is stretched into to the output of sludge pipe, the input and the medicament case intercommunication of dosing pipe, the output of dosing pipe stretches into the inside of sludge pipe, and the output of dosing pipe is provided with the elbow towards the agitator tank.

The equipment for repairing the heavy metal polluted sludge and the soil further comprises a mounting frame, a valve and an adjusting valve, wherein the chemical box is fixedly mounted on the upper end face of the stirring tank through the mounting frame, a chemical pump is arranged inside the chemical box, an output port of the chemical pump is communicated with an input port of a chemical feeding pipe, and the valve and the adjusting valve are mounted on the chemical feeding pipe.

The utility model relates to a heavy metal polluted sludge and soil remediation device, which further comprises a enrichment pipe, an enrichment flashboard, a sludge discharge pipe and a sludge discharge flashboard, wherein the enrichment pipe is installed on the upper part of the outer side wall of a treatment tank, the input end of the enrichment pipe extends into the upper part of a treatment chamber of the treatment tank, the upper end surface of the enrichment pipe is provided with a notch, the enrichment flashboard penetrates through the notch of the enrichment pipe and is slidably installed with the enrichment pipe, the sludge discharge pipe is installed on the lower part of the outer side wall of the treatment tank, the input end of the sludge discharge pipe extends into the bottom of the treatment chamber of the treatment tank, the upper end surface of the sludge discharge pipe is provided with a notch, and the sludge discharge flashboard penetrates through the notch of the sludge discharge pipe and is slidably installed with the sludge discharge pipe.

The heavy metal polluted sludge and soil remediation equipment further comprises two motor supports, two lead screw motors and two lead screws, wherein the motor supports are L-shaped, the two motor supports are respectively installed at corresponding positions of the enrichment pipe and the sludge discharge pipe, the lead screw motors are installed on the upper end faces of the motor supports, the lead screw motors are connected with the lead screws through ball nuts, and the lower ends of the lead screws are respectively rotatably connected with the upper end faces of the enrichment flashboard and the sludge discharge flashboard.

The utility model relates to equipment for repairing heavy metal polluted sludge and soil, which further comprises a scraper, two chains, two driven sprockets, two driving sprockets and two speed reducing motors, wherein the scraper is arranged at the upper part of a treatment chamber of an aeration pipe, the two ends of the scraper are respectively installed on the two chains, the chains are sleeved on the driven sprockets and the driving sprockets, the two driven sprockets and the two driving sprockets are respectively and correspondingly rotatably installed on the outer walls of the two sides of a treatment tank, the two speed reducing motors are respectively installed on the two outer side walls of the treatment tank, and output shafts of the two speed reducing motors are respectively and concentrically installed with the two driving sprockets.

The scraper is provided with various models with different heights.

According to the equipment for repairing the heavy metal polluted sludge and the soil, the cleaning water pipe is arranged on the upper end face of the stirring tank, the input end of the cleaning water pipe extends into the stirring chamber of the stirring tank, and the input end of the cleaning water pipe is communicated with a water supply system.

Compared with the prior art, the utility model has the beneficial effects that: the medicament in the medicament case is injected into the sludge pipe through the dosing pipe and is continuously input to the stirring chamber bottom of the stirring tank together with the sludge, the mixed sludge rises from the bottom accumulation of the stirring chamber of the stirring tank, the stirring motor and the speed reducer drive stirring rod and the stirrer are uniformly stirred with the medicament and the sludge in the rising process of the mixed sludge, the sludge of the uniform stirring is input into the treatment chamber of the treatment tank through the mud conveying pipe, the stirring device is small in size, low in use cost, convenient operation, the medicament and the sludge are fully stirred uniformly, and the practicability of the device is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of an axial structure of the present invention;

in the drawings, the reference numbers: 1. a treatment tank; 2. an aeration pipe; 3. a mud conveying pipe; 4. a kit; 5. a frame; 6. a stirring tank; 7. a stirring motor; 8. a speed reducer; 9. a stirring rod; 10. a stirrer; 11. a sludge pipe; 12. a medicine feeding pipe; 13. a mounting frame; 14. a valve; 15. adjusting a valve; 16. an enrichment pipe; 17. an enrichment gate; 18. a sludge discharge pipe; 19. a mud discharge gate plate; 20. a motor bracket; 21. a screw motor; 22. a screw rod; 23. a squeegee; 24. a chain; 25. a driven sprocket; 26. a drive sprocket; 27. a speed reducing motor.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, the equipment for remediating heavy metal contaminated sludge and soil according to the present invention comprises a treatment tank 1, an aeration pipe 2, a sludge conveying pipe 3 and a chemical box 4, wherein a treatment chamber is arranged inside the treatment tank 1, an opening is arranged on the upper end surface of the treatment tank 1, the aeration pipe 2 is arranged at the bottom of the treatment chamber of the treatment tank 1, the aeration pipe 2 is provided with a plurality of branch pipes, a plurality of fine air holes are arranged on the plurality of branch pipes, an output port of the sludge conveying pipe 3 is positioned above the opening of the treatment tank 1, an input end of the sludge conveying pipe 3 is communicated with a sludge system, and the chemical box 4 is arranged above the treatment tank 1; also comprises a frame 5, a stirring tank 6, a stirring motor 7 and a speed reducer 8, the stirring device comprises a stirring rod 9, a stirrer 10, a sludge pipe 11 and a dosing pipe 12, wherein a stirring tank 6 is installed on a frame 5, a stirring chamber is arranged inside the stirring tank 6, an output shaft of a stirring motor 7 and an input shaft of a speed reducer 8 are installed concentrically, the speed reducer 8 is installed on the upper end surface of the stirring tank 6, an output shaft of the speed reducer 8 and the stirring rod 9 are installed concentrically, the stirrer 10 is installed on the stirring rod 9, the stirring rod 9 and the stirrer 10 are located in the stirring chamber of the stirring tank 6, an input end of a sludge conveying pipe 3 extends into the upper part of the stirring chamber of the stirring tank 6, an output end of the sludge pipe 11 extends into the bottom of the stirring chamber of the stirring tank 6, an input end of the dosing pipe 12 is communicated with a chemical box 4, an output end of the dosing pipe 12 extends into the sludge pipe 11, and an output end of the dosing pipe 12 is provided with an elbow facing the stirring tank 6; the medicament in the medicament case 4 is injected into the bottom of the stirring cavity of the stirring tank 6 together with the sludge continuously along the stirring pipe 11 through the medicament adding pipe 12, the mixed sludge rises from the bottom accumulation of the stirring cavity of the stirring tank 6, the stirring motor 7 and the speed reducer 8 drive stirring rod 9 and the stirrer 10 uniformly stir the medicament and the sludge in the rising process of the mixed sludge, the sludge uniformly stirred is input into the treatment cavity of the treatment pool 1 through the sludge conveying pipe 3, the stirring device is small in size, the use cost is low, the operation is convenient, the medicament and the sludge are sufficiently stirred, and the practicability of the device is improved.

The heavy metal polluted sludge and soil remediation equipment further comprises a mounting frame 13, a valve 14 and an adjusting valve 15, wherein the chemical box 4 is fixedly mounted on the upper end face of the stirring tank 6 through the mounting frame 13, a chemical pump is arranged inside the chemical box 4, an output port of the chemical pump is communicated with an input port of the chemical feeding pipe 12, and the valve 14 and the adjusting valve 15 are mounted on the chemical feeding pipe 12; the valve 14 is closed when stopping carrying mud, avoids the medicament extravagant, adjusts the medicament input volume according to mud flow automatically through installation governing valve 15, makes the high-efficient use of medicament, improves the practicality.

The utility model relates to a heavy metal polluted sludge and soil remediation device, which further comprises an enrichment pipe 16, an enrichment flashboard 17, a sludge discharge pipe 18 and a sludge discharge flashboard 19, wherein the enrichment pipe 16 is installed on the upper part of the outer side wall of a treatment tank 1, the input end of the enrichment pipe 16 extends into the upper part of a treatment chamber of the treatment tank 1, the upper end surface of the enrichment pipe 16 is provided with a notch, the enrichment flashboard 17 penetrates through the notch of the enrichment pipe 16 and is slidably installed with the enrichment pipe 16, the sludge discharge pipe 18 is installed on the lower part of the outer side wall of the treatment tank 1, the input end of the sludge discharge pipe 18 extends into the bottom of the treatment chamber of the treatment tank 1, the upper end surface of the sludge discharge pipe 18 is provided with a notch, and the sludge discharge flashboard 19 penetrates through the notch of the sludge discharge pipe 18 and is slidably installed with the sludge discharge pipe 18; the enrichment flashboard 17 is opened, the upper layer sludge enriched with the heavy metal is discharged to a subsequent treatment unit through the enrichment pipe 16 for reutilization, the sludge discharge flashboard 19 is opened, the sludge after the repair treatment is discharged through the sludge discharge pipe 18, the next repair treatment is carried out, and the practicability is improved.

The utility model relates to a device for restoring sludge and soil polluted by heavy metal, which further comprises two motor supports 20, two screw rod motors 21 and two screw rods 22, wherein the motor supports 20 are L-shaped, the two motor supports 20 are respectively arranged at corresponding positions of an enrichment pipe 16 and a sludge discharge pipe 18, the screw rod motors 21 are arranged on the upper end surfaces of the motor supports 20, the screw rod motors 21 are connected with the screw rods 22 through ball nuts, and the lower ends of the screw rods 22 are respectively rotatably connected with the upper end surfaces of the enrichment flashboards 17 and the sludge discharge flashboards 19; the screw rod motor 21 drives the screw rod 22 to move up and down to control the enrichment flashboard 17 and the sludge discharge flashboard 19 to open and close the enrichment pipe 16 and the sludge discharge pipe 18, so that the practicability is improved.

The utility model relates to equipment for repairing heavy metal polluted sludge and soil, which further comprises a scraper 23, two chains 24, two driven sprockets 25, two driving sprockets 26 and two speed reducing motors 27, wherein the scraper 23 is arranged at the upper part of a treatment chamber of an aeration pipe 2, two ends of the scraper 23 are respectively installed on the two chains 24, the chains 24 are sleeved on the driven sprockets 25 and the driving sprockets 26, the two driven sprockets 25 and the two driving sprockets 26 are respectively and correspondingly and rotatably installed on the outer walls of two sides of a treatment tank 1, the two speed reducing motors 27 are respectively installed on two outer side walls of the treatment tank 1, and output shafts of the two speed reducing motors 27 are respectively and concentrically installed with the two driving sprockets 26; the two speed reducing motors 27 drive the scraper 23 to scrape the heavy metal-enriched upper-layer sludge and quickly discharge the heavy metal-enriched upper-layer sludge through the enrichment pipe 16, so that the heavy metal recovery speed and efficiency are improved.

According to the equipment for repairing the heavy metal polluted sludge and the soil, the scraper 23 is provided with a plurality of models with different heights; the device universality is improved through the arrangement.

According to the equipment for repairing the heavy metal polluted sludge and the soil, the upper end surface of the stirring tank 6 is provided with the cleaning water pipe, the input end of the cleaning water pipe extends into the stirring chamber of the stirring tank 6, and the input end of the cleaning water pipe is communicated with a water supply system; wash agitator tank 6 through wasing the water pipe, improve equipment life.

The utility model relates to a heavy metal polluted sludge and soil remediation device, which comprises a chemical agent box 4, a chemical agent feeding pipe 12, a sludge pipe 11, a stirring chamber bottom of a stirring tank 6, a mixed sludge accumulating and rising from the stirring chamber bottom of the stirring tank 6, a stirring motor 7 and a speed reducer 8 driving a stirring rod 9 and a stirrer 10 to stir the chemical agent and the sludge uniformly during the rising of the mixed sludge, the sludge uniformly stirred is fed into a treatment chamber of a treatment tank 1 through a sludge conveying pipe 3, then high-pressure air is fed into an aeration pipe 2 until the surface of the sludge is fully filled with fine bubbles, then the sludge is kept stand for a period of time, heavy metals wrapped by the chemical agent in slurry are gradually concentrated on the upper surface of the sludge under the action of residual bubbles, finally an enrichment flashboard 17 is opened, two speed reduction motors 27 driving a scraper 23 to scrape the upper layer sludge enriched with heavy metals and discharge the sludge through a quick enrichment pipe 16, and (4) conveying the sludge to a subsequent treatment unit for reutilization, opening the sludge discharge gate plate 19, and discharging the repaired sludge through the sludge discharge pipe 18.

The installation mode, the connection mode or the arrangement mode of the equipment for repairing the heavy metal polluted sludge and the soil are common mechanical modes, and the equipment can be implemented as long as the beneficial effects of the equipment can be achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a be used for heavy metal pollution mud and soil remediation equipment, including treatment tank (1), aeration pipe (2), defeated mud pipe (3) and chemical tank (4), the inside of treatment tank (1) is provided with the treatment cavity, the up end of treatment tank (1) sets up the opening, aeration pipe (2) set up the treatment cavity bottom at treatment tank (1), aeration pipe (2) are provided with a plurality of branch pipes, be provided with a plurality of fine and close gas pockets on a plurality of branch pipes, the delivery outlet of defeated mud pipe (3) is located the opening top of treatment tank (1), the input and the sludge system intercommunication of defeated mud pipe (3), chemical tank (4) set up the top at treatment tank (1); the device is characterized by further comprising a frame (5), a stirring tank (6), a stirring motor (7), a speed reducer (8), a stirring rod (9), a stirrer (10), a sludge pipe (11) and a dosing pipe (12), wherein the stirring tank (6) is installed on the frame (5), a stirring chamber is arranged inside the stirring tank (6), an output shaft of the stirring motor (7) and an input shaft of the speed reducer (8) are concentrically installed, the speed reducer (8) is installed on the upper end face of the stirring tank (6), an output shaft of the speed reducer (8) and the stirring rod (9) are concentrically installed, the stirrer (10) is installed on the stirring rod (9), the stirring rod (9) and the stirrer (10) are located in the stirring chamber of the stirring tank (6), the input end of the sludge pipe (3) extends into the upper portion of the stirring chamber of the stirring tank (6), and the output end of the sludge pipe (11) extends into the bottom of the stirring chamber of the stirring tank (6), the input end of the dosing pipe (12) is communicated with the chemical box (4), the output end of the dosing pipe (12) extends into the sludge pipe (11), and the output end of the dosing pipe (12) is provided with an elbow facing the stirring tank (6).

2. The equipment for remediating heavy metal contaminated sludge and soil as claimed in claim 1, further comprising a mounting frame (13), a valve (14) and an adjusting valve (15), wherein the chemical tank (4) is fixedly mounted on the upper end face of the stirring tank (6) through the mounting frame (13), a chemical pump is arranged inside the chemical tank (4), an output port of the chemical pump is communicated with an input port of the chemical feeding pipe (12), and the valve (14) and the adjusting valve (15) are mounted on the chemical feeding pipe (12).

3. The equipment for remediating heavy metal contaminated sludge and soil according to claim 1, further comprising a enrichment pipe (16), an enrichment flashboard (17), a sludge discharge pipe (18) and a sludge discharge flashboard (19), wherein the enrichment pipe (16) is installed on the upper portion of the outer side wall of the treatment tank (1), the input end of the enrichment pipe (16) extends into the upper portion of the treatment chamber of the treatment tank (1), the upper end surface of the enrichment pipe (16) is provided with a notch, the enrichment flashboard (17) is slidably installed with the enrichment pipe (16) through the notch of the enrichment pipe (16), the sludge discharge pipe (18) is installed on the lower portion of the outer side wall of the treatment tank (1), the input end of the sludge discharge pipe (18) extends into the bottom of the treatment chamber of the treatment tank (1), the upper end surface of the sludge discharge pipe (18) is provided with a notch, and the sludge discharge flashboard (19) is slidably installed with the sludge discharge pipe (18) through the notch of the sludge discharge pipe (18).

4. The equipment for remediating heavy metal contaminated sludge and soil as claimed in claim 3, further comprising two motor brackets (20), two screw rod motors (21) and two screw rods (22), wherein the motor brackets (20) are L-shaped, the two motor brackets (20) are respectively installed at corresponding positions of the enrichment pipe (16) and the sludge discharge pipe (18), the screw rod motors (21) are installed on the upper end surfaces of the motor brackets (20), the screw rod motors (21) are connected with the screw rods (22) through ball nuts, and the lower ends of the screw rods (22) are respectively rotatably connected with the upper end surfaces of the enrichment flashboards (17) and the sludge discharge flashboards (19).

5. The equipment for remediating heavy metal contaminated sludge and soil according to claim 4, further comprising a scraper (23), two chains (24), two driven sprockets (25), two driving sprockets (26) and two reduction motors (27), wherein the scraper (23) is disposed at the upper portion of the treatment chamber of the aerator pipe (2), the two ends of the scraper (23) are respectively mounted on the two chains (24), the chains (24) are sleeved on the driven sprockets (25) and the driving sprockets (26), the two driven sprockets (25) and the two driving sprockets (26) are respectively rotatably mounted on the outer walls of the two sides of the treatment tank (1) correspondingly, the two reduction motors (27) are respectively mounted on the two outer side walls of the treatment tank (1), and the output shafts of the two reduction motors (27) are respectively concentrically mounted with the two driving sprockets (26).

6. The equipment for the remediation of heavy metal contaminated sludge and soil according to claim 5, wherein the scraper (23) is provided with a plurality of models having different heights.

7. The equipment for remediating sludge and soil contaminated by heavy metals as set forth in claim 2, wherein the upper end surface of the stirring tank (6) is provided with a cleaning water pipe, the input end of the cleaning water pipe extends into the stirring chamber of the stirring tank (6), and the input end of the cleaning water pipe is communicated with a water supply system.