Soil remediation device for environmental governance and remediation operation method

Abstract

A kind of soil remediation device and repair operation method for environmental management, including base, the lower side of base is provided with universal wheel, the upper side of base is fixed with box, the inside of box is provided with two liquid storage cavities, a mixing cavity and a purification cavity, two liquid storage cavities are communicated with mixing cavity by first liquid sending pump, the outside of box is provided with lifting mechanism, closed cylinder is provided on lifting mechanism, second liquid sending pump is provided in mixing cavity, second liquid sending pump is communicated with closed cylinder by pipeline, the inside of closed cylinder is provided with repair component, two liquid storage cavities are separated by partition plate.The present application belongs to the technical field of environmental management, it solves the technical problems that existing workload is larger and causes pollution to environment etc., with while guaranteeing soil remediation efficiency, improve the effect of soil remediation, and the advantages that waste gas is collected and handled, reduce pollution to environment.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of environmental governance, and relates to a soil remediation device, in particular to a soil remediation device for environmental governance and a remediation operation method. BACKGROUND

[0002] Environmental governance refers to corresponding prevention and treatment measures taken for pollution and damage to a series of major strategic resources such as land, water resources and atmosphere in the process of human social development. In environmental governance, soil remediation is very important. Soil remediation is a technical measure to restore the normal function of contaminated soil. Generally, physical, chemical and biological methods are used to transfer, absorb, degrade and transform pollutants in the soil, so that the concentration is reduced to an acceptable level, or the toxic and harmful pollutants are converted into harmless substances.

[0003] The existing soil remediation equipment generally only injects medicaments into the ground for on-site remediation. However, this injection method makes the combination of remediation medicaments and soil insufficient, and the remediation effect is limited. It has a certain effect on soil with light pollution, but the effect of this equipment is very limited for soil with heavy pollution.

[0004] After retrieval, a soil remediation device for environmental governance is disclosed in Chinese patent literature

Application Number: 202210826941.5; Publication Number: CN115156269A

[0005] Although the remediation device disclosed in the patent uses a soil adding mechanism to transport the soil to be remediated into a crushing barrel, uses a crushing mechanism in the crushing barrel to crush the soil, and then uses a soil output mechanism to transport the crushed soil out of the crushing barrel and spray remediation medicaments on the soil to achieve soil remediation, the device needs to dig out the soil for remediation, and then restore the soil to its original position after remediation, which is a large amount of work. Moreover, the waste gas generated during remediation cannot be collected and purified, causing pollution to the environment, and not meeting the environmental protection requirements. SUMMARY

[0006] The purpose of the present application is to solve the above-mentioned problems existing in the prior art, and provide a soil remediation device for environmental governance and a remediation operation method.

[0007] The purpose of the present application can be achieved by the following technical solutions:

[0008] A soil remediation device for environmental governance, comprising a base, a universal wheel is arranged on the lower side of the base, a box body is fixed on the upper side of the base, two liquid storage cavities, a mixing cavity and a purification cavity are arranged in the box body, the two liquid storage cavities are communicated with the mixing cavity through a first liquid feeding pump, a lifting mechanism is arranged on the outer side of the box body, a closed cylinder is arranged on the lifting mechanism, a second liquid feeding pump is arranged in the mixing cavity and communicated with the closed cylinder through a pipeline, a remediation assembly is arranged in the closed cylinder, the two liquid storage cavities are separated by a partition plate, a sliding groove is formed in the upper end of the box body, a first motor is fixed in the sliding groove, a first threaded rod is fixed on the output shaft end of the first motor, the first threaded rod is threadedly connected with the partition plate, a plurality of purification modules are arranged in the purification cavity, a first electric telescopic rod is fixed on the lower end of the base, a gas collecting cover is fixed on the lower end of the electric telescopic rod, an air outlet seat is arranged in the purification cavity and communicated with the gas collecting cover through an extension tube.

[0009] The working principle of the present application is as follows: when the soil is remediated, the detection device is used to detect the pollution degree of the soil, then the remediation area of the soil is marked according to the pollution degree, and the amount of drug required is calculated according to the area of the soil, so that the first motor drives the first threaded rod to rotate, thereby driving the partition plate to move left and right, adjusting the size of the two liquid storage cavities, the left liquid storage cavity is used to place the drug with low concentration, and the right liquid storage cavity is used to place the drug with high concentration, the proportion of low-concentration drug and high-concentration drug can be adjusted according to the pollution degree of the remediation area, after the device is moved to the land to be remediated, the low-concentration drug and the high-concentration drug are sent into the mixing cavity for mixing according to the mark, at the same time, the closed cylinder and the remediation assembly are sent into the ground by using the lifting mechanism, then the mixed drug is sent into the soil by using the second liquid feeding pump, so as to modify the soil, and the concentration of the drug can be adjusted according to the pollution degree, low-concentration drug is used for low pollution, and high-concentration drug is used for high pollution, so that the resources can be fully utilized, after the drug is sent in, the device is moved forward to remediate the next piece of soil, at the same time, the gas collecting cover is covered on the remediated soil, so that the gas generated by the drug and the soil pollutants is purified in the purification cavity before being discharged, thereby preventing air pollution.

[0010] The lifting mechanism comprises a lifting seat fixedly connected with the box body, a second motor fixed on the lifting seat, a second threaded rod fixed at the output shaft end of the second motor, a lifting plate threadedly connected with the second threaded rod, a second electric telescopic rod fixed on the lifting plate, and a closed cylinder fixedly connected with the telescopic end of the second electric telescopic rod.

[0011] With the above structure, when repairing the soil, the second motor is first used to drive the second threaded rod to rotate, so that the lifting plate drives the closed cylinder to descend, and the closed cylinder enters the ground, and then the position of the closed cylinder is fine-tuned by the second electric telescopic rod, so as to ensure the accuracy of the repair depth.

[0012] The third motor is fixed on the box body, a stirring shaft extending into the mixing cavity is fixed at the output shaft end of the third motor, a plurality of stirring blades are fixed on the stirring shaft, the stirring shaft and the stirring blades are both hollow structures and are in communication with each other, a plurality of liquid injection ports are formed on the stirring blades, a liquid delivery cover is fixed at the liquid outlet end of the first liquid delivery pump, the liquid delivery cover is sleeved on the stirring shaft and is in rotary connection with the stirring shaft, and the liquid delivery cover is in communication with the inside of the stirring shaft.

[0013] With the above mechanism, when the two concentrations of liquid medicine are delivered, the liquid medicine enters the stirring shaft and is sprayed out from the liquid injection ports on the stirring blades, and at the same time, the third motor is started to drive the stirring shaft and the stirring blades to rotate, so that the liquid medicine is sprayed and stirred at the same time, and the mixing efficiency of the liquid medicine is improved.

[0014] Two said liquid storage cavities are provided with stabilizing mechanisms, the stabilizing mechanism comprises a first buoyancy plate and a second buoyancy plate, a sliding cavity is formed in the inside of the first buoyancy plate, a first spring is fixed in the inside of the sliding cavity, the second buoyancy plate extends into the sliding cavity and is fixedly connected with the first spring, a plurality of liquid outlet ports are formed on the second buoyancy plate, a sliding groove is formed on the lower side of the second buoyancy plate, a plurality of stabilizing plates are fixed on the lower side of the first buoyancy plate, the sliding groove is slidably connected with the plurality of stabilizing plates, and a second spring is fixed between adjacent stabilizing plates.

[0015] With the above structure, when the device moves, the shaking of the liquid medicine can be slowed down by the cooperation of the first buoyancy plate, the second buoyancy plate and the stabilizing plates, so as to reduce the impact of the shaking of the liquid medicine on the device when the device moves, and the protection of the device can be realized. At the same time, the first spring and the second spring not only improve the stability of the liquid medicine, but also adaptively adjust the stabilizing mechanism according to the size of the liquid storage cavity when the partition plate adjusts the position, so as to ensure the stability of the device.

[0016] A plurality of flow slowing ports are formed on the stabilizing plate, the flow slowing ports are all conical structures, and the conical directions of adjacent flow slowing ports are opposite.

[0017] With the above structure, the slow flow port can be used to improve the stability of the liquid medicine, and after the liquid medicine flows through the slow flow port, the flow rate can be changed to disturb the liquid medicine, so that the uniformity of the liquid medicine in the liquid storage cavity can be ensured, and the generation of precipitates can be reduced.

[0018] The inner wall of the closed cylinder is provided with an annular liquid feeding cavity, and the inner periphery of the annular liquid feeding cavity is provided with a liquid feeding port. A rotating cylinder is rotatably connected to the inside of the closed cylinder, and a plurality of liquid outlet grooves are formed on the rotating cylinder and matched with the liquid feeding port. A fourth motor is fixed in the inside of the closed cylinder, and a driving gear is fixed to the output shaft end of the fourth motor. A driven gear ring is fixed to the inner periphery of the rotating cylinder and is engaged with the driving gear.

[0019] With the above structure, when the closed cylinder enters the ground, the liquid outlet grooves of the rotating cylinder are misaligned with the liquid feeding port. When it is necessary to transport the liquid medicine, the fourth motor drives the driving gear to rotate, and the driving gear drives the rotating cylinder to rotate through the driven gear ring, so that the liquid feeding port corresponds to the position of the liquid outlet groove, so that the liquid medicine enters the soil and mixes with the soil to repair the soil. This structure can prevent the soil from blocking the liquid feeding port and affecting the normal operation of the device.

[0020] A plurality of air slots are formed in the inside of the rotating cylinder, a third spring is fixed in the inside of the air slot, the other end of the third spring is fixed with an arc-shaped protrusion, the arc-shaped protrusion protrudes out of the rotating cylinder, the diameter of the arc-shaped protrusion is smaller than the diameter of the liquid feeding port, and the position of the arc-shaped protrusion corresponds to the position of the liquid feeding port.

[0021] With the above structure, during operation, the arc-shaped protrusion can enter the liquid feeding port at intervals through the rotation of the rotating cylinder, so that the arc-shaped protrusion can be used to clean and dredge the liquid feeding port, so that the liquid feeding port can always be kept unobstructed, and the stability of liquid feeding can be improved.

[0022] The repair assembly comprises a fifth motor fixed in the closed cylinder, a stirring column fixed to the output shaft end of the fifth motor, a driving cavity formed in the inside of the stirring column, a sixth motor fixed in the inside of the driving cavity, a third threaded rod fixed to the output shaft end of the sixth motor, a plurality of adjusting seats threadedly connected to the third threaded rod, a plurality of outlet openings formed in the outer periphery of the stirring column, a support shaft slidingly connected to the outlet opening, a second crushing blade fixed to the outer periphery of the support shaft, a seventh motor fixed in the inside of the support shaft, a rotating shaft fixed to the output shaft end of the seventh motor, the rotating shaft being rotatably connected to the support shaft, a plurality of first crushing blades fixed to the support shaft, and a connecting seat fixed to the other end of the support shaft. A driving rod is hingedly connected between the connecting seat and the adjusting seat.

[0023] With the above structure, when the stirring column enters into the soil, the first crushing blade is located in the stirring column to prevent the soil from damaging the first crushing blade during the entering process, after the stirring shaft completely enters, the third threaded rod is driven to rotate by the sixth motor, so that the adjusting seat is lifted and lowered, under the action of the driving rod, the supporting shaft and the rotating shaft are extended, then the fifth motor and the seventh motor are turned on, so that the first crushing blade rotates while revolving, thereby stirring and crushing the soil to improve the mixing effect of the soil and the liquid medicine, and the second crushing blade is arranged to block the outlet after the first crushing blade is extended, thereby preventing the soil from entering the driving cavity to damage the device.

[0024] A soil remediation operation method for environmental governance, comprising the following steps:

[0025] S1, using a detection device, detecting the soil area to be repaired multiple times, and marking the soil area according to the pollution degree;

[0026] S2, calculating the proportion of low-concentration medicine and high-concentration medicine needed according to the pollution degree of the land, then adjusting the position of the partition plate according to the calculated proportion, and then sending the low-concentration medicine and the high-concentration medicine into the corresponding liquid storage cavity;

[0027] S3, moving the soil remediation device to the soil area to be repaired, inserting the closed cylinder and the stirring column below the ground, and sending the low-concentration medicine and the high-concentration medicine into the mixing cavity for mixing according to the comparison;

[0028] S4, opening the second liquid pump to send the mixed liquid into the closed cylinder and spray it out, and simultaneously opening the fifth motor and the seventh motor to make the first crushing blade rotate while revolving, thereby crushing and stirring the soil and mixing the liquid medicine with the soil;

[0029] S5, after the mixing is completed, the closed cylinder and the stirring column are extracted from the ground, the device is moved forward, the next area is repaired, and the gas generated by the soil pollutants is covered on the soil that has been repaired, so that the gas generated by the soil pollutants is purified in the purification cavity and then discharged.

[0030] Compared with the prior art, the soil remediation device and the remediation operation method for environmental governance have the following advantages:

[0031] 1. When repairing the soil, first use the detection device to detect the degree of soil pollution, then mark the repair area of ​​the soil according to the degree of pollution, and calculate the amount of medicine to be used according to the area of ​​the soil, so as to use the first motor to drive the first threaded rod to rotate, thereby driving the partition to move left and right, and adjusting the size of the two liquid storage chambers. The liquid storage chamber on the left is placed with a lower concentration of medicine, and the liquid storage chamber on the right is placed with a higher concentration of medicine. The ratio of low-concentration medicine to high-concentration medicine can be adjusted according to the degree of pollution in the area to be repaired. After moving the device to the land to be repaired, the low-concentration medicine and the high-concentration medicine are placed according to the mark. The materials are sent into the mixing chamber for mixing according to the comparison, and the lifting mechanism is used to send the sealing cylinder and the repair component into the ground. Then the second liquid delivery pump is used to send the mixed medicine into the soil to modify the soil. The concentration of the medicine can be adjusted according to the degree of pollution. Low-pollution medicines are used with low-concentration medicines, and high-pollution medicines are used with high-concentration medicines, so that resources can be fully utilized. After the medicine is sent in, the device moves forward to repair the next piece of soil. At the same time, the gas collection hood is covered on the repaired soil, so that the gas generated by the medicine and soil pollutants enters the purification chamber for purification and then is discharged to prevent air pollution.

[0032] 2. When delivering liquid medicine of two concentrations, the liquid medicine flows into the stirring shaft and is then sprayed out from the liquid spray port on the stirring blade. At the same time, the third motor is started, and the third motor drives the stirring shaft and the stirring blade to rotate, so that the liquid medicine is sprayed and stirred at the same time, thereby improving the mixing efficiency of the liquid medicine.

[0033] 3. The first buoyancy plate, the second buoyancy plate and the stabilizing plate can be used to slow down the shaking of the medicine liquid, thereby reducing the impact of the shaking of the medicine liquid on the device when the device moves, and protecting the device. At the same time, the setting of the first spring and the second spring can not only improve the stabilization effect of the medicine liquid, but also enable the stabilizing mechanism to be adaptively adjusted according to the size of the liquid storage chamber when the partition is adjusted, thereby ensuring the stability of the device.

[0034] 4. When the closed cylinder enters the ground, the liquid outlet groove and the liquid delivery port of the rotating cylinder are staggered. When the liquid medicine needs to be delivered, the fourth motor drives the driving gear to rotate, and the driving gear drives the rotating cylinder to rotate through the driven gear ring, so that the position of the liquid delivery port corresponds to the liquid outlet groove, so that the liquid medicine enters the soil and mixes with the soil to achieve soil repair. This structure can prevent the soil from clogging the liquid delivery port and affecting the normal operation of the device.

[0035] 5, When the stirring column enters into the soil, the first crushing blade is located in the stirring column, so that the first crushing blade is prevented from being damaged by the soil during the entering process, after the stirring shaft completely enters, the adjusting seat is lifted by rotating the third threaded rod driven by the sixth motor, the supporting shaft and the rotating shaft are extended under the action of the driving rod, then the fifth motor and the seventh motor are started, the first crushing blade rotates while revolving, so that the soil is stirred and crushed, the mixing effect of the soil and the liquid medicine is improved, and the second crushing blade is arranged, so that the second crushing blade blocks the outlet after the first crushing blade extends, so that the soil is prevented from entering the driving cavity and damaging the device. BRIEF DESCRIPTION OF DRAWINGS

[0036] Figure 1 It is a structural schematic diagram of the application.

[0037] Figure 2 It is a structural schematic diagram of the stabilizing assembly in the application.

[0038] Figure 3 It is a structural schematic diagram of the liquid sending cover and the stirring shaft in the application.

[0039] Figure 4 It is an internal structural schematic diagram of the closed cylinder in the application.

[0040] Figure 5 It is a structural schematic diagram of the repairing assembly in the application.

[0041] Figure 6 It is a structural schematic diagram of the first crushing blade and the second crushing blade in the application.

[0042] Figure 7 It is Figure 4 It is an enlarged view of part A in the application.

[0043] Figure 8 It is a structural schematic diagram of the rotating cylinder in the application.

[0044] In the figure, 1, base; 2, box body; 3, liquid storage cavity; 4, mixing cavity; 5, purification cavity; 6, purification module; 7, first electric telescopic rod; 8, gas collecting cover; 9, air outlet seat; 10, lifting seat; 11, second motor; 12, second threaded rod; 13, lifting plate; 14, second electric telescopic rod; 15, closed cylinder; 16, third motor; 17, stirring shaft; 18, stirring blade; 19, first liquid feeding pump; 20, first buoyancy plate; 21, first spring; 23, liquid inlet; 24, sliding groove; 25, second spring; 26, stabilizing plate; 27, slow flow port; 28, liquid feeding cover; 29, liquid injection port; 30, fifth motor; 31, stirring column; 32, outlet; 33, rotating shaft; 34, first crushing blade; 35, annular liquid feeding cavity; 36, liquid feeding port; 37, rotating cylinder; 38, liquid outlet groove; 39, sixth motor; 40, third threaded rod; 41, adjusting seat; 42, driving rod; 43, support shaft; 44, connecting seat; 45, seventh motor; 46, second crushing blade; 47, fourth motor; 48, driving gear; 49, driven gear ring; 50, third spring; 51, arc-shaped protrusion; 52, first motor; 53, first threaded rod. DETAILED DESCRIPTION

[0045] The following is a specific embodiment of the present application and further describes the technical solutions of the present application in conjunction with the drawings, but the present application is not limited to these embodiments.

[0046] As Figures 1-8 shown, the soil remediation device for environmental governance includes a base 1, the lower side of the base 1 is provided with universal wheels, the upper side of the base 1 is fixed with a box body 2, the inside of the box body 2 is provided with two liquid storage cavities 3, one mixing cavity 4 and one purification cavity 5, the two liquid storage cavities 3 are both communicated with the mixing cavity 4 through a first liquid feeding pump 19, the outside of the box body 2 is provided with a lifting mechanism, the lifting mechanism is provided with a closed cylinder 15, the mixing cavity 4 is provided with a second liquid feeding pump, the second liquid feeding pump is communicated with the closed cylinder 15 through a pipeline, the inside of the closed cylinder 15 is provided with a remediation assembly, the two liquid storage cavities 3 are separated by a partition plate, the inside of the box body 2 is provided with a sliding groove 24 at the upper end, the inside of the sliding groove 24 is fixed with a first motor 52, the output shaft end of the first motor 52 is fixed with a first threaded rod 53, the first threaded rod 53 is threadedly connected with the partition plate, the inside of the purification cavity 5 is provided with a plurality of purification modules 6, the lower end of the base 1 is fixed with a first electric telescopic rod 7, the lower end of the electric telescopic rod is fixed with a gas collecting cover 8, the inside of the purification cavity 5 is provided with an air outlet seat 9, the air outlet seat 9 and the gas collecting cover 8 are communicated through an extension tube.

[0047] When the soil is repaired, first, the detection device is used to detect the pollution degree of the soil, then the repair area of the soil is marked according to the pollution degree, and the amount of the drug needed to be used is calculated according to the area of the soil, so that the first motor 52 drives the first threaded rod 53 to rotate, thereby driving the partition plate to move left and right, adjusting the size of the two liquid storage cavities 3, the left liquid storage cavity 3 is used to place the low-concentration drug, and the right liquid storage cavity 3 is used to place the high-concentration drug, and the proportion of the low-concentration drug and the high-concentration drug can be adjusted according to the pollution degree of the repair area as needed, after the device is moved to the land needing to be repaired, the low-concentration drug and the high-concentration drug are sent into the mixing cavity 4 for mixing according to the comparison, and at the same time, the lifting mechanism is used to send the closed cylinder 15 and the repair assembly into the ground, and then the second liquid sending pump is used to send the mixed drug into the soil, so that the soil is repaired, and the concentration of the drug can be adjusted according to the pollution degree, the low-concentration drug is used for low pollution, and the high-concentration drug is used for high pollution, so that the resources can be fully utilized, after the drug is sent in, the device is moved forward, the next piece of soil is repaired, and the gas collecting cover 8 is covered on the repaired soil, so that the gas generated by the drug and the soil pollutants is purified in the purification cavity 5 and then discharged, preventing air pollution.

[0048] The lifting mechanism comprises a lifting seat 10, the lifting seat 10 is fixedly connected with the box body 2, a second motor 11 is fixedly connected to the lifting seat 10, a second threaded rod 12 is fixedly connected to the output shaft end of the second motor 11, a lifting plate 13 is threadedly connected to the second threaded rod 12, a second electric telescopic rod 14 is fixedly connected to the lifting plate 13, and the telescopic end of the second electric telescopic rod 14 is fixedly connected with a closed cylinder 15.

[0049] With the above structure, when the soil is repaired, first, the second motor 11 drives the second threaded rod 12 to rotate, so that the lifting plate 13 drives the closed cylinder 15 to descend, and the closed cylinder 15 enters the ground, and then the second electric telescopic rod 14 is used to finely adjust the position of the closed cylinder 15, so as to ensure the accuracy of the repair depth.

[0050] A third motor 16 is fixedly connected to the box body 2, a stirring shaft 17 extending into the mixing cavity 4 is fixedly connected to the output shaft end of the third motor 16, a plurality of stirring blades 18 are fixedly connected to the stirring shaft 17, the stirring shaft 17 and the stirring blades 18 are hollow structures and are in communication with each other, a plurality of liquid injection ports 29 are formed in the stirring blades 18, a liquid sending cover 28 is fixedly connected to the liquid outlet end of the first liquid sending pump 19, the liquid sending cover 28 is sleeved on the stirring shaft 17 and is in rotary connection with the stirring shaft 17, and the liquid sending cover 28 is in communication with the inside of the stirring shaft 17.

[0051] When the two concentrations of the liquid medicine are transported, the liquid medicine is sprayed from the spray ports 29 on the stirring blades 18 into the stirring shaft 17, and the third motor 16 is started to drive the stirring shaft 17 and the stirring blades 18 to rotate, so that the liquid medicine is sprayed and stirred at the same time, and the mixing efficiency of the liquid medicine is improved.

[0052] The two liquid storage cavities 3 are provided with stabilizing mechanisms, and the stabilizing mechanism comprises a first buoyant plate 20 and a second buoyant plate 21.

[0053] The above structure can slow down the shaking of the liquid medicine by the cooperation of the first buoyant plate 20, the second buoyant plate 21 and the stabilizing plates 26 when the device is moved, thereby reducing the impact of the shaking of the liquid medicine on the device when the device is moved, and protecting the device.

[0054] The stabilizing plates 26 are provided with a plurality of flow slowing ports 27, and the flow slowing ports 27 are all conical structures.

[0055] The above structure can not only improve the stability of the liquid medicine by the flow slowing ports 27, but also change the flow rate after the liquid medicine flows through the flow slowing ports 27, thereby disturbing the liquid medicine and ensuring the uniformity of the liquid medicine in the liquid storage cavity 3 and reducing the generation of sediment.

[0056] The inner wall of the closed cylinder 15 is provided with an annular liquid sending cavity 35, and the inner periphery of the annular liquid sending cavity 35 is provided with a liquid sending port 36.

[0057] With the above structure, when the closed barrel 15 enters the ground, the liquid outlet groove 38 of the rotating barrel 37 is misaligned with the liquid inlet 36. When it is necessary to deliver the liquid medicine, the fourth motor 47 drives the driving gear 48 to rotate, the driving gear 48 drives the rotating barrel 37 to rotate through the driven gear ring 49, so that the liquid inlet 36 corresponds to the position of the liquid outlet groove 38, so that the liquid medicine enters the soil and mixes with the soil to repair the soil. The structure can prevent the soil from blocking the liquid inlet 36 and affecting the normal operation of the device.

[0058] The rotating barrel 37 is internally provided with a plurality of hollow grooves, the third spring 50 is fixed in the hollow grooves, the other end of the third spring 50 is fixed with the arc-shaped protrusion 51, the arc-shaped protrusion 51 extends out of the rotating barrel 37, the diameter of the arc-shaped protrusion 51 is smaller than the diameter of the liquid inlet 36, and the position of the arc-shaped protrusion 51 corresponds to the position of the liquid inlet 36.

[0059] With the above structure, during work, the arc-shaped protrusion 51 can enter the liquid inlet 36 at intervals through the rotation of the rotating barrel 37, so that the liquid inlet 36 can be cleaned and dredged by the ejection of the arc-shaped protrusion 51, so that the liquid inlet 36 can always be unobstructed, and the stability of liquid delivery is improved.

[0060] The repair assembly comprises a fifth motor 30 fixed in the closed barrel 15, an output shaft end of the fifth motor 30 is fixed with a stirring column 31, the stirring column 31 is internally provided with a driving cavity, the driving cavity is internally fixed with a sixth motor 39, an output shaft end of the sixth motor 39 is fixed with a third threaded rod 40, a plurality of adjusting seats 41 are threadedly connected to the third threaded rod 40, a plurality of outlet ports 32 are formed in the outer periphery of the stirring column 31, a support shaft 43 is slidably connected to the outlet port 32, a second crushing blade 46 is fixed to the outer periphery of the support shaft 43, a seventh motor 45 is fixed in the support shaft 43, a rotating shaft 33 is fixed to an output shaft end of the seventh motor 45, the rotating shaft 33 is rotatably connected to the support shaft 43, a plurality of first crushing blades 34 are fixed to the support shaft 43, a connecting seat 44 is fixed to the other end of the support shaft 43, and a driving rod 42 is hingedly connected between the connecting seat 44 and the adjusting seat 41.

[0061] With the above structure, when the stirring column 31 enters into the soil, the first crushing blade 34 is located in the stirring column 31, preventing the soil from damaging the first crushing blade 34 during the entering process, after the stirring shaft 17 completely enters, the third threaded rod 40 is driven to rotate by the sixth motor 39, so that the adjusting seat 41 is lifted, under the action of the driving rod 42, the supporting shaft 43 and the rotating shaft 33 are extended, then the fifth motor 30 and the seventh motor 45 are turned on, so that the first crushing blade 34 rotates simultaneously with the revolution, thereby stirring and crushing the soil, improving the mixing effect of the soil and the liquid medicine, and the second crushing blade 46 is arranged to block the outlet 32 after the first crushing blade 34 is extended, thereby preventing the soil from entering the driving cavity and damaging the device.

[0062] A soil remediation operation method for environmental governance, comprising the following steps:

[0063] S1, using a detection device, detecting the soil area to be repaired multiple times, and marking the soil area according to the pollution degree;

[0064] S2, calculating the proportion of low-concentration medicine and high-concentration medicine needed according to the pollution degree of the land, then adjusting the position of the partition plate according to the calculated proportion, and then sending the low-concentration medicine and the high-concentration medicine into the corresponding liquid storage cavity 3;

[0065] S3, moving the soil remediation device to the soil area to be repaired, inserting the closed cylinder 15 and the stirring column 31 into the ground, and simultaneously sending the low-concentration medicine and the high-concentration medicine into the mixing cavity 4 according to the comparison for mixing;

[0066] S4, opening the second liquid pump to send the mixed liquid into the closed cylinder 15 and spraying it out, and simultaneously opening the fifth motor 30 and the seventh motor 45 to make the first crushing blade 34 rotate simultaneously with the revolution, crushing and stirring the soil, and mixing the liquid medicine with the soil;

[0067] S5, after the mixing is completed, the closed cylinder 15 and the stirring column 31 are extracted from the ground, the device is moved forward, the next area is repaired, and the gas hood 8 is covered on the repaired soil, so that the gas generated by the reagent and the soil pollutants is purified in the purification cavity 5 and then discharged.

[0068] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, without departing from the spirit of the present application or exceeding the scope defined by the appended claims.

Claims

1. A soil remediation device for environmental governance, comprising a base (1), the lower side of the base (1) is provided with universal wheels, characterized in that, The upper side of the base (1) is fixed with a box body (2), the inside of the box body (2) is provided with two liquid storage cavities (3), a mixing cavity (4) and a purification cavity (5), the two liquid storage cavities (3) are communicated with the mixing cavity (4) through a first liquid feeding pump (19), the outside of the box body (2) is provided with a lifting mechanism, the lifting mechanism is provided with a closed cylinder (15), the mixing cavity (4) is provided with a second liquid feeding pump, the second liquid feeding pump is communicated with the closed cylinder (15) through a pipeline, the inside of the closed cylinder (15) is provided with a repairing assembly, the two liquid storage cavities (3) are separated through a partition plate, the inside of the box body (2) is provided with a chute (24) at the upper end, the inside of the chute (24) is fixed with a first motor (52), the output shaft end of the first motor (52) is fixed with a first threaded rod (53), the first threaded rod (53) is screwed with the partition plate, the inside of the purification cavity (5) is provided with a plurality of purification modules (6), the lower end of the base (1) is fixed with a first electric telescopic rod (7), the lower end of the electric telescopic rod is fixed with a gas collecting cover (8), the inside of the purification cavity (5) is provided with an air outlet seat (9), the air outlet seat (9) and the gas collecting cover (8) are communicated through an elastic tube; The two liquid storage cavities (3) are provided with a stabilizing mechanism, the stabilizing mechanism comprises a first buoyancy plate (20) and a second buoyancy plate (21), the inside of the first buoyancy plate (20) is provided with a sliding cavity, the inside of the sliding cavity is fixed with a first spring (22), the second buoyancy plate (21) extends into the sliding cavity and is fixedly connected with the first spring (22), a plurality of liquid outlet openings (23) are formed in the second buoyancy plate (21), the lower side of the second buoyancy plate (21) is provided with a chute (24), a plurality of stabilizing plates (26) are fixed to the lower side of the first buoyancy plate (20), a plurality of stabilizing plates (26) are slidably connected in the inside of the chute (24), and the adjacent stabilizing plates (26) are fixedly connected with a second spring (25); A plurality of slow flow openings (27) are formed in the stabilizing plate (26), the slow flow openings (27) are all of conical structure, and the conical directions of the adjacent slow flow openings (27) are opposite. The repair assembly includes a fifth motor (30) fixed in the closed cylinder (15), the output shaft end of the fifth motor (30) is fixed with a stirring column (31), the inside of the stirring column (31) is provided with a driving cavity, the inside of the driving cavity is fixed with a sixth motor (39), the output shaft end of the sixth motor (39) is fixed with a third threaded rod (40), a plurality of adjusting seats (41) are threadedly connected on the third threaded rod (40), a plurality of outlet openings (32) are formed on the outer periphery of the stirring column (31), the outlet openings (32) are slidably connected with supporting shafts (43), the outer periphery of the supporting shafts (43) is fixed with second crushing blades (46), the inside of the supporting shafts (43) is fixed with seventh motors (45), the output shaft end of the seventh motors (45) is fixed with rotating shafts (33), the rotating shafts (33) are rotatably connected with the supporting shafts (43), a plurality of first crushing blades (34) are fixed on the supporting shafts (43), the other end of the supporting shafts (43) is fixed with connecting seats (44), and driving rods (42) are hingedly connected between the connecting seats (44) and the adjusting seats (41).

2. The soil remediation device for environmental governance according to claim 1, characterized in that, The lifting mechanism includes a lifting seat (10), the lifting seat (10) is fixedly connected with the box body (2), a second motor (11) is fixed on the lifting seat (10), the output shaft end of the second motor (11) is fixed with a second threaded rod (12), a lifting plate (13) is threadedly connected on the second threaded rod (12), a second electric telescopic rod (14) is fixed on the lifting plate (13), and the telescopic end of the second electric telescopic rod (14) is fixedly connected with the closed cylinder (15).

3. The soil remediation device for environmental governance according to claim 1, characterized in that, The box body (2) is fixedly connected with a third motor (16), the output shaft end of the third motor (16) is fixed with a stirring shaft (17) extending into the mixing cavity (4), a plurality of stirring blades (18) are fixed on the stirring shaft (17), the stirring shaft (17) and the stirring blades (18) are hollow structures and are in communication with each other, a plurality of liquid injection openings (29) are formed on the stirring blades (18), the liquid outlet end of the first liquid sending pump (19) is fixed with a liquid sending cover (28), the liquid sending cover (28) is sleeved on the stirring shaft (17) and is rotatably connected with the stirring shaft (17), and the liquid sending cover (28) is in communication with the inside of the stirring shaft (17).

4. The soil remediation device for environmental governance according to claim 1, characterized in that, The inner wall of the closed cylinder (15) is provided with an annular liquid sending cavity (35), the inner periphery of the annular liquid sending cavity (35) is provided with a liquid sending opening (36), the inside of the closed cylinder (15) is rotatably connected with a rotating cylinder (37), a plurality of liquid outlet grooves (38) matched with the liquid sending opening (36) are formed on the rotating cylinder (37), the inside of the closed cylinder (15) is fixedly connected with a fourth motor (47), the output shaft end of the fourth motor (47) is fixed with a driving gear (48), the inner periphery of the rotating cylinder (37) is fixedly connected with a driven gear ring (49), and the driven gear ring (49) is meshed with the driving gear (48).

5. The soil remediation device for environmental governance according to claim 4, characterized in that, The inside of the rotating cylinder (37) is provided with a plurality of grooves, the inside of the groove is fixed with the third spring (50), the other end of the third spring (50) is fixed with the arc-shaped protrusion (51), the arc-shaped protrusion (51) extends out of the rotating cylinder (37), the diameter of the arc-shaped protrusion (51) is smaller than the diameter of the liquid inlet (36), and the position of the arc-shaped protrusion (51) corresponds to the position of the liquid inlet (36).

6. A method of remediation operation of the soil remediation apparatus for environmental management according to any one of claims 1 to 5, characterized by, The method comprises the following steps: S1, using a detection device, the soil area to be repaired is detected multiple times, and the soil area is marked according to the pollution degree; S2, according to the pollution degree of the land, the proportion of the low-concentration medicine and the high-concentration medicine required is calculated, then the position of the partition is adjusted according to the calculated proportion, and the low-concentration medicine and the high-concentration medicine are sent into the corresponding liquid storage cavity (3); S3, after the soil remediation device is moved to the soil area to be repaired, the closed cylinder (15) and the stirring column (31) are inserted into the ground, and the low-concentration medicine and the high-concentration medicine are sent into the mixing cavity (4) according to the comparison for mixing; S4, open the second liquid feeding pump to send the mixed liquid into the closed cylinder (15) and spray out, at the same time, start the fifth motor (30) and the seventh motor (45), so that the first crushing blade (34) rotates while revolving, and the soil is crushed and stirred, and the liquid medicine is mixed with the soil; S5, after mixing, the closed cylinder (15) and the stirring column (31) are pulled out of the ground, the device is moved forward, and the next area is repaired, at the same time, the gas hood (8) is covered on the repaired soil, so that the gas generated by the medicine and the soil pollutants is purified in the purification cavity (5) and then discharged.

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