CN218574594U

CN218574594U - Chemical leaching device for heavy metal contaminated soil remediation

Info

Publication number: CN218574594U
Application number: CN202223211256.6U
Authority: CN
Inventors: 王秀丽; 胡克伟; 刘启; 郝长红; 李毅; 王诗惠; 肖鹤
Original assignee: Liaoning Agricultural Technical College
Current assignee: Liaoning Agricultural Technical College
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-03-07
Anticipated expiration: 2032-12-01

Abstract

The utility model belongs to the technical field of the soil restoration technique and specifically relates to a chemical leaching device that heavy metal contaminated soil was restoreed and uses, including drenching the case, the top of drenching the case is equipped with screening plant, and the curb plate setting is around the drip washing case top, and the curb plate that is located drip washing case both sides is equipped with the shifting chute, all is equipped with the lead screw in the shifting chute, and lead screw one of them one end is equipped with the motor, and the lead screw all overlaps to be equipped with the screw block, connects between the screw block and is equipped with the connecting rod, and the cover is equipped with the rake on the connecting rod, and the top of drenching the case just is located curb plate bottom department and is equipped with the coarse strainer, and one of them curb plate is equipped with the cleaning door, the utility model discloses set up the coarse strainer and portable rake at the drip washing case top and carry out the harrow to soil, make the soil that scatters fall into the rotor from the filtration pore of coarse strainer and carry out nearly one-step, stone and harder earth piece is intercepted by the coarse strainer, opens the cleaning door and can clear up it, simple structure, sieves soil, extension fixture's life, improves the device practicality.

Description

Chemical leaching device for heavy metal contaminated soil remediation

Technical Field

The utility model relates to a soil restoration technical field specifically is a chemical drip washing device that heavy metal contaminated soil was restoreed usefulness.

Background

Heavy metal pollution refers to environmental pollution caused by heavy metals or compounds thereof, mainly caused by human factors such as mining, waste gas emission, sewage irrigation and use of heavy metal products exceeding the standard, and the heavy metal content in the environment is increased due to human activities, which exceeds the normal range, directly harms human health and causes environmental quality deterioration. Heavy metal contaminated soil needs to be leached and repaired, so that a soil leaching and repairing device is used, and the traditional soil leaching and repairing device does not have the function of soil smashing, so that the soil and a chemical reagent are slow to react, and the soil repairing efficiency is low.

According to drip washing prosthetic devices for heavy metal contaminated soil that patent document of application number CN210546997U provided, the power distribution box comprises a box body, the top of box inner chamber rear side is provided with the extrusion structure, the inner chamber of box is provided with grinds the structure and grinds the bottom that the structure is located the extrusion structure, the inner chamber fixedly connected with filter screen dish of box, the left bottom of filter screen dish is provided with the structure that sprays, the bottom of filter screen dish is provided with the stirring structure, grind the structure including the grinding seat that is fixed in the box inner chamber. The utility model provides an often not possess the kibbling function of soil among the traditional soil drip washing prosthetic devices for soil and chemical reagent reaction are slow, and then lead to the problem that soil remediation efficiency is low, this drip washing prosthetic devices for heavy metal contaminated soil possesses the kibbling advantage of soil before the drip washing, can make the chemical reagent who sprays and soil fully contact, and then improved the drip washing efficiency of heavy metal contaminated soil.

Above-mentioned patent product has realized before the drip washing to the kibbling advantage of soil, can make the chemical reagent who sprays fully contact with soil, and then has improved the drip washing efficiency of heavy metal contaminated soil, nevertheless has stone and other non-soil object in the soil, directly smashes it and can lead to stone wearing and tearing squeeze roll, causes the holistic availability factor of equipment damage reduction device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemical drip washing device that heavy metal contaminated soil was restoreed usefulness to solve the problem that provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a chemical drip washing device that heavy metal contaminated soil was restoreed usefulness, is including being used for carrying out the drip washing case of chemical drip washing to soil, the drip washing case is the rectangle setting, the top of drip washing case is equipped with screening plant, screening plant includes curb plate, motor, lead screw, thread block, connecting rod, rake, coarse strainer, clearance door and shifting chute, the curb plate sets up around drip washing case top, is located the curb plate of drip washing case both sides is equipped with the shifting chute, two all be equipped with the lead screw in the shifting chute, two lead screw one of them end is equipped with the motor, two the lead screw all overlaps and is equipped with the thread block, two connect between the thread block and be equipped with the connecting rod, the cover is equipped with the rake on the connecting rod, the top of drip washing case just is located curb plate bottom department and is equipped with the coarse strainer, one of them the curb plate is equipped with the clearance door.

As the preferable proposal of the utility model, the bottom end of the rake is close to the top end of the coarse strainer.

As the utility model discloses preferred scheme, drip washing tank bottom end is equipped with places the case, it is equipped with the handle to place one of them side of case.

As the utility model discloses preferred scheme, the top of placing the case and be located drip washing incasement wall both sides and all be equipped with the shower nozzle.

As the utility model discloses preferred scheme, screening plant bottom and with place the case top department and be equipped with three pairs of live-rollers, it is every right the equal inward rotation of direction of rotation of live-roller.

As the utility model discloses preferred scheme, the drip washing case is equipped with the liquid storage pot outward, the liquid storage pot includes connecting pipe and charge door, the liquid storage pot bottom is equipped with the connecting pipe, the one end that the liquid storage pot was kept away from to the connecting pipe is connected with the shower nozzle.

Compared with the prior art, the beneficial effects of the utility model are that: there are stone and other non-soil article in to soil, it can lead to stone wearing and tearing squeeze roll directly to smash it, cause the holistic availability factor of equipment damage reduction device, this application has adopted the installation component, it harrows with portable rake to soil to set up the coarse strainer at the drip washing case top, the soil that makes disperse falls into the live-rollers from the filtration pore of coarse strainer and carries out near-step crushing, stone is intercepted by the coarse strainer with harder earth piece, open the clearance door and can clear up it, moreover, the steam generator is simple in structure, carry out the stone screening to soil, the service life of extension fixture, and the high plant practicability is realized.

Drawings

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

FIG. 2 is a perspective view of the structure of the sieving device of the present invention;

FIG. 3 is a side sectional view of the overall structure of the present invention;

fig. 4 is a front sectional view of the overall structure of the present invention.

In the figure: 1. a shower box; 101. a spray head; 102. placing a box; 103. a handle; 2. a liquid storage tank; 201. a connecting pipe; 202. a feed inlet; 3. a rotating roller; 4. a screening device; 401. a side plate; 402. a motor; 403. a screw rod; 404. a thread block; 405. a connecting rod; 406. a rake; 407. coarse filtration; 408. cleaning the door; 409. the slot is moved.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention have been presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a chemical leaching device that heavy metal contaminated soil was restoreed usefulness, includes the leaching case 1 that is used for carrying out the chemical leaching to soil, leaching case 1 is the rectangle setting, leaching case 1's top is equipped with screening plant 4, screening plant 4 includes curb plate 401, motor 402, lead screw 403, screw block 404, connecting rod 405, rake 406, coarse strainer 407, clearance door 408 and shifting chute 409, curb plate 401 sets up around leaching case 1 top, is located the curb plate 401 of leaching case 1 both sides is equipped with shifting chute 409, two all be equipped with lead screw 403 in the shifting chute 409 lead screw 403 wherein one end is equipped with motor 402, two lead screw 403 all overlaps and is equipped with screw block 404, two connect between the screw block 404 and be equipped with connecting rod 405, the cover is equipped with rake 406 on the connecting rod 405, the top of leaching case 1 just is located curb plate 401 bottom and locates to be equipped with coarse strainer 407, one of them curb plate 401 is equipped with clearance door 408, the bottom of rake 406 is close to be close to the top of coarse strainer 407.

It should be noted that, in this embodiment, a certain amount of metal-contaminated soil that needs to be chemically leached is placed in the side plate 401 at the top end of the leaching tank 1, the control switch is started, the controller sends an electrical signal to the motor 402, the motor 402 is started to drive the screw rod 403 to rotate, the screw block 404 sleeved on the screw rod 403 moves on the screw rod 403 at this time, the connecting rod 405 connected between the two screw blocks 404 moves on the moving groove 409, the rake 406 fixed at the bottom end of the connecting rod 405 rakes the soil, the scattered soil falls downward through the filter holes on the coarse filter 407, the stones and the harder soil blocks that are inconvenient to rake open are on the coarse filter 407, and after the coarse filter is finished, the stones and other impurities on the coarse filter 407 can be cleaned by manually opening the cleaning door 409.

In the embodiment, referring to fig. 1-4, a placing box 102 is arranged at the bottom end of a spraying box 1, a handle 103 is arranged on one side of the placing box 102, spray heads 101 are arranged on the top end of the placing box 102 and on two sides of the inner wall of the spraying box 1, three pairs of rotating rollers 3 are arranged at the bottom end of a screening device 4 and on the top end of the placing box 102, each pair of rotating rollers 3 rotate inward in the rotating direction, a liquid storage tank 2 is arranged outside the spraying box 1, the liquid storage tank 2 comprises a connecting pipe 201 and a feed opening 202, a connecting pipe 201 is arranged at the bottom end of the liquid storage tank 2, and one end, far away from the liquid storage tank 2, of the connecting pipe 201 is connected with the spray heads 101.

It should be noted that, in this embodiment, the filtered soil drops on the driving rollers 3, the controller sends an electric signal to the driving rollers 3, each pair of driving rollers 3 rotates inward, the driving rollers 3 rotating relatively crush the soil further, so that the soil is more finely crushed and drops into the placing box 102 at the bottom end, at this time, the spray head 101 extracts the liquid medicine in the liquid storage tank 2 through the connecting pipe 201 and sprays the liquid medicine on the treated soil, so that the soil polluted by metal is more finely sprayed by the liquid medicine, and the subsequent operation is facilitated.

The utility model discloses work flow: the controller is of the type: "FX3U-16MT", the model number of the motor 402 is: "42BLH50-230".

When the device is used, a certain amount of metal polluted soil needing chemical leaching is placed in the side plate 401 at the top end of the leaching box 1, the control switch is started, the controller sends an electric signal to the motor 402, the motor 402 is started to drive the screw rod 403 to rotate, the screw blocks 404 sleeved on the screw rod 403 move on the screw rod 403 at the moment, the connecting rod 405 connected between the two screw blocks 404 moves on the moving groove 409, the rake 406 fixed at the bottom end of the connecting rod 405 rakes and disperses the soil, the dispersed soil falls downwards through the filter meshes on the coarse filter screen 407, the stones and hard soil blocks which are inconvenient to rake are on the coarse filter screen 407, after leaching is finished, the stones and other impurities on the coarse filter screen 407 can be cleaned by manually opening the cleaning door 409, the filtered soil falls on the driving rollers 3, the controller sends an electric signal to the driving rollers 3, each pair of the driving rollers 3 rotate inwards, the driving rollers 3 rotating relatively further crush the soil, the soil falls into the placing box 102 at the moment, the liquid medicine in the connecting pipe 2 is extracted by the connecting pipe 201 and sprayed on the soil in the liquid storage tank, and the soil polluted by the liquid medicine sprayed on the soil.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chemical drip washing device that heavy metal contaminated soil was restoreed usefulness, includes drip washing case (1) that is used for carrying out the chemical drip washing to soil, its characterized in that: shower box (1) is the rectangle setting, the top of shower box (1) is equipped with screening plant (4), screening plant (4) include curb plate (401), motor (402), lead screw (403), screw block (404), connecting rod (405), rake (406), coarse strainer (407), clearance door (408) and shifting chute (409), curb plate (401) set up around shower box (1) top, are located curb plate (401) of shower box (1) both sides is equipped with shifting chute (409), two all be equipped with lead screw (403) in shifting chute (409), two lead screw (403) wherein one end is equipped with motor (402), two lead screw (403) all overlap and are equipped with screw block (404), two connect between screw block (404) and be equipped with connecting rod (405), rake (406) on connecting rod (405), the top of shower box (1) just is located curb plate (401) bottom department and is equipped with coarse strainer (407), one of them curb plate (401) are equipped with clearance door (408).

2. The chemical leaching device for heavy metal contaminated soil remediation, according to claim 1, wherein: the bottom end of the rake (406) is close to the top end of the coarse screen (407).

3. The chemical leaching device for heavy metal contaminated soil remediation, according to claim 1, wherein: a placing box (102) is arranged at the bottom end of the shower box (1), and a handle (103) is arranged on one side of the placing box (102).

4. The chemical leaching device for heavy metal contaminated soil remediation according to claim 3, wherein: the top end of the placing box (102) and the two sides of the inner wall of the shower box (1) are both provided with a spray head (101).

5. The chemical leaching device for heavy metal contaminated soil remediation according to claim 1, wherein: and the bottom end of the screening device (4) and the top end of the placing box (102) are provided with three pairs of rotating rollers (3), and the rotating direction of each pair of rotating rollers (3) rotates inwards.

6. The chemical leaching device for heavy metal contaminated soil remediation, according to claim 1, wherein: liquid storage tank (2) is equipped with outward in shower box (1), liquid storage tank (2) are including connecting pipe (201) and charge door (202), liquid storage tank (2) bottom is equipped with connecting pipe (201), the one end that liquid storage tank (2) were kept away from in connecting pipe (201) is connected with shower nozzle (101).