CN112872017A

CN112872017A - Cadmium-polluted soil remediation device and remediation method

Info

Publication number: CN112872017A
Application number: CN202110036700.6A
Authority: CN
Inventors: 张习习
Original assignee: Individual
Current assignee: Suzhou Shuirun Environmental Protection Technology Co ltd; Suzhou University of Science and Technology
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-06-01
Anticipated expiration: 2041-01-12
Also published as: CN112872017B

Abstract

The invention discloses a cadmium polluted soil restoration device and a cadmium polluted soil restoration method, wherein the cadmium polluted soil restoration device comprises a movable vehicle body, a spraying system is installed on the movable vehicle body, four groups of electric telescopic rods are installed on the movable vehicle body, the upper ends of the four groups of electric telescopic rods are fixedly connected with the lower end of an installation plate, a driving motor, a speed reducer and a lifting piece are installed on the installation plate, two groups of driving gears are installed on an output shaft of the driving motor, the driving motor is connected through the lifting piece of the speed reducer, a movable piece is installed on the movable vehicle body, the two lower ends of the movable piece are rotatably connected with a soil turning piece, and the soil turning piece is meshed with the driving. The cadmium contaminated soil remediation device and the remediation method provided by the invention are provided with the driving motor, the transmission part, the lifting part, the spraying system, the moving part and the soil turning part, so that the remediation agent can be fully contacted with the soil, the remediation effect is improved, and the friction damage of devices is reduced due to the arrangement of the first ball, the second ball and the third ball.

Description

Cadmium-polluted soil remediation device and remediation method

Technical Field

The invention relates to the field of soil remediation, in particular to a remediation device and a remediation method for cadmium-contaminated soil.

Background

Soil pollution may be caused by many factors, and the main factor is also due to the presence of non-naturally occurring substances in the natural soil environment, such as leakage of underground oil storage tanks, overuse of pesticides, infiltration of polluted surface water into underground formations, oil and fuel discharge, waste leaching of landfill sites or direct discharge of industrial waste into soil, etc., or heavy metal pollution, such as cadmium pollution, and the remediation technology of heavy metal polluted soil is mainly physical remediation method, chemical leaching, phytoremediation, etc., in the remediation operation of chemical leaching;

the soil restoration agent is used for restoring soil, and is formed by mixing a plurality of chemical agents, when the soil restoration agent is used, soil is firstly turned over on the ground by a soil turning vehicle, then the restoration agent is sprayed, when the soil is turned over, the soil cannot be turned over layer by layer, so that the soil after soil turning is large and fast, the restoration agent cannot be blended into large soil when being sprayed, partial soil is not contacted with the restoration agent, and the restoration effect is poor.

Disclosure of Invention

The invention mainly aims to provide a device and a method for repairing cadmium-polluted soil, which can effectively solve the problems in the background technology.

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

the utility model provides a prosthetic devices of cadmium pollution soil, is including removing the automobile body, install spraying system on removing the automobile body, install four groups electric telescopic handle and four groups on removing the automobile body the lower extreme fixed connection of the equal mounting panel in electric telescopic handle's upper end, install driving motor, reduction gear and lift piece on the mounting panel, install two sets of drive gear on driving motor's the output shaft, driving motor is connected through the input meshing of a set of drive gear and reduction gear, the output of reduction gear and the input fixed connection of lift piece, two lower extremes of installing moving part and moving part on removing the automobile body all run through the year thing board that removes the automobile body and rotate with the piece that digs and be connected, the piece that digs passes through the driving medium and is connected with another set of drive gear meshing on the driving motor, moving part and lift piece fixed.

Preferably, the moving part includes the diaphragm, the lower extreme of diaphragm is the symmetry and is equipped with first ball on two sets of slip posts and two sets of slip posts, and is two sets of the lower extreme of slip post all with the outer wall fixed connection of first bearing.

Preferably, the soil turning part comprises a cylinder, a plurality of rows of soil turning plate groups are uniformly arranged on the cylinder, triangular reinforcing plates are arranged on soil turning plates in each row of soil turning plate group, and a rotating gear is arranged at the right end of the cylinder.

Preferably, the lifting piece includes carousel and U type pole, the output fixed connection of carousel and reduction gear, the carousel is kept away from one of reduction gear and is served and be equipped with eccentric cylinder, slide on the U type pole and be equipped with slide and install bracing piece and spout on the slide, the upper end of bracing piece and the bottom axle center department fixed connection of diaphragm, eccentric cylinder is located the inner chamber of spout.

Preferably, the transmission part comprises a transmission rod, the lower end of the transmission rod is meshed with the rotating gear through a gear, a second bearing is fixedly arranged on the transmission rod and fixedly connected with a ring body through a connecting rod, the ring body is fixedly sleeved on the sliding column, the inner cavity of the transmission rod is slidably provided with the driving part, and a second ball is arranged on the outer wall of the transmission rod.

Preferably, the driving piece includes square pole, the lower extreme of square pole slides and sets up the square intracavity that is equipped with in the transfer line, drive gear is installed and is connected with drive gear meshing in the upper end of square pole, install the connecting piece on the square pole, the connecting piece includes that two sets of third bearings and two sets of third bearings pass through the connecting rod and connect, and is two sets of the third bearing is fixed respectively and cup joints on square pole and driving motor's output shaft, all be equipped with the third ball on the four sides of square pole.

Preferably, the movable trolley body is fixedly embedded with three groups of sliding sleeves respectively, and the two groups of sliding columns are provided with first rolling balls and a group of transmission rods which are provided with second rolling balls, and the positions of the second rolling balls are located in inner cavities of the three groups of sliding sleeves respectively.

Preferably, the spraying system comprises a liquid storage barrel provided with a stirring motor and a stirring rod, a pump body is mounted on the liquid storage barrel, the output end of the pump body is connected with a spraying pipe through a hose, and the spraying pipe is mounted at the tail of the movable vehicle body.

A method for repairing a device for repairing cadmium-contaminated soil comprises the following steps;

s1, pouring a plurality of chemical repair agents into the liquid storage barrel to be mixed and stirred;

s2, adjusting the distance between the soil turning piece and the ground through an electric telescopic rod to enable the soil turning plate of the soil turning piece to be in contact with the ground;

s3, controlling the driving motor and the pump body to work simultaneously, enabling the lifting piece to drive the soil turning piece to move up and down through the moving piece by using the driving motor, and driving the soil turning piece to rotate through the driving piece to turn soil, wherein slow uniform motion of the vehicle body is ensured in the process.

Compared with the prior art, the invention has the following beneficial effects:

1. be equipped with driving motor, driving medium, lift piece, spraying system, moving part and piece of digging, accessible driving motor utilizes the lift piece to make the moving part drive the piece of digging carry out the up-and-down motion, and driving motor drives the piece of digging through the driving medium simultaneously and rotates, can carry out successive layer digging from last to down to soil, and the limit is dug the limit and is carried out the restoration liquid through spraying system and spray.

2. Be equipped with first ball, second ball and third ball, can reduce the effect of the friction force between slip post and transfer line and the sliding sleeve and the effect of the friction force between square pole and the transfer line, reduce device friction damage.

Drawings

FIG. 1 is a schematic view of the overall structure of a cadmium-contaminated soil remediation device according to the present invention;

FIG. 2 is a schematic structural view of a movable member and a soil turning member of the remediation device for cadmium-contaminated soil according to the invention;

FIG. 3 is a schematic structural view of a lifting member of the cadmium-contaminated soil remediation device of the present invention;

FIG. 4 is a schematic view of a transmission member of the repairing apparatus for cadmium-contaminated soil according to the present invention;

fig. 5 is a front sectional view of a transmission rod of the cadmium contaminated soil remediation device of the present invention.

In the figure: 1. moving the vehicle body; 2. a spray system; 21. a liquid storage barrel; 22. a pump body; 23. a shower pipe; 24. a hose; 3. an electric telescopic rod; 4. mounting a plate; 5. a lifting member; 51. a turntable; 52. a chute; 53. an eccentric cylinder; 54. a support bar; 55. a U-shaped rod; 56. a slide plate; 6. a drive motor; 7. a speed reducer; 8. a transmission member; 81. a transmission rod; 82. a second ball bearing; 83. a second bearing; 84. a ring body; 85. a drive member; 851. a square rod; 852. a transmission gear; 853. a third bearing; 854. a third ball bearing; 9. a movable member; 91. a transverse plate; 92. a first ball bearing; 93. a sliding post; 94. a first bearing; 10. a soil turning part; 101. a cylinder; 102. a triangular reinforcing plate; 103. a rotating gear; 104. a soil turning plate; 11. a drive gear; 12. and (4) a sliding sleeve.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a cadmium contaminated soil remediation device comprises a mobile vehicle body 1, a spraying system 2 is installed on the mobile vehicle body 1, four groups of electric telescopic rods 3 are installed on the mobile vehicle body 1, the upper ends of the four groups of electric telescopic rods 3 are all fixedly connected with the lower end of a mounting plate 4, a driving motor 6, a speed reducer 7 and a lifting member 5 are installed on the mounting plate 4, two groups of driving gears 11 are installed on an output shaft of the driving motor 6, the driving motor 6 is meshed with the input end of the speed reducer 7 through one group of driving gears 11, the output end of the speed reducer 7 is fixedly connected with the input end of the lifting member 5, a moving member 9 is installed on the mobile vehicle body 1, the two lower ends of the moving member 9 both penetrate through a carrying plate of the mobile vehicle body 1 and are rotatably connected with a soil turning member 10, the soil turning, the movable piece 9 is fixedly connected with the lifting piece 5.

The movable member 9 includes a horizontal plate 91, two sets of sliding posts 93 are symmetrically disposed at the lower end of the horizontal plate 91, first balls 92 are disposed on the two sets of sliding posts 93, and the lower ends of the two sets of sliding posts 93 are fixedly connected to the outer wall of the first bearing 94.

The soil turning part 10 comprises a cylinder 101, a plurality of soil turning plate groups are uniformly arranged on the cylinder 101, a triangular reinforcing plate 102 is arranged on a soil turning plate 104 in each soil turning plate group, and a rotating gear 103 is arranged at the right end of the cylinder 101.

The lifting piece 5 comprises a rotary table 51 and a U-shaped rod 55, the rotary table 51 is fixedly connected with the output end of the speed reducer 7, an eccentric column 53 is arranged at one end, far away from the speed reducer 7, of the rotary table 51, a sliding plate 56 is arranged on the U-shaped rod 55 in a sliding mode, a supporting rod 54 and a sliding groove 52 are arranged on the sliding plate 56, the upper end of the supporting rod 54 is fixedly connected with the axis of the bottom of the transverse plate 91, the eccentric column 53 is located in the inner cavity of the sliding groove 52, and the sliding plate 56 can be driven through rotation of the rotary table.

The transmission part 8 comprises a transmission rod 81, the lower end of the transmission rod 81 is meshed and connected with a rotating gear 103 through a gear, a second bearing 83 is fixedly arranged on the transmission rod 81, the second bearing 83 is fixedly connected with a ring body 84 through a connecting rod, the ring body 84 is fixedly sleeved on a sliding column 93, a driving part 85 is arranged in the inner cavity of the transmission rod 81 in a sliding mode, a second ball 82 is arranged on the outer wall of the transmission rod 81, the ring body 84 arranged on the transmission rod is connected with the second bearing 83 through the connecting rod, and the transmission rod 81 can be guaranteed to be stably meshed and connected with the soil turning.

Driving piece 85 includes square pole 851, the lower extreme of square pole 851 slides and sets up the square intracavity that is equipped with in transfer line 81, drive gear 852 is installed and is connected with drive gear 11 meshing to the upper end of square pole 851, install the connecting piece on square pole 851, the connecting piece includes that two sets of third bearing 853 and two sets of third bearing 853 pass through the connecting rod and connect, two sets of third bearing 853 are fixed respectively to be cup jointed on square pole 851 and driving motor 6's output shaft, all be equipped with third ball 854 on square pole 851's the four sides, can prevent the breaking away from of meshing connection between the two gears when its two sets of bearings that are equipped with can guarantee the rotation of square pole 851 and driving motor 6's output shaft.

Three sets of sliding sleeves 12 are respectively fixed and embedded in the moving vehicle body 1, and the positions of the two sets of sliding columns 93, which are provided with the first balls 92, and the positions of the one set of transmission rods 81, which are provided with the second balls 82, are respectively located in the inner cavities of the three sets of sliding sleeves 12.

The spraying system 2 comprises a liquid storage barrel 21 provided with a stirring motor and a stirring rod, a pump body 22 is arranged on the liquid storage barrel 21, the output end of the pump body 22 is connected with a spraying pipe 23 through a hose 24, and the spraying pipe 23 is arranged at the tail part of the movable vehicle body 1.

s1, pouring a plurality of chemical repair agents into the liquid storage barrel 21 for mixing and stirring;

s2, adjusting the distance between the soil turning piece 10 and the ground through the electric telescopic rod 3 to enable the soil turning plate 104 of the soil turning piece 10 to be in contact with the ground;

s3, controlling the driving motor 6 and the pump body 22 to work simultaneously, enabling the lifting piece 5 to drive the soil turning piece 10 to move up and down through the moving piece 9 by using the driving motor 6, and simultaneously driving the soil turning piece 10 to rotate and turn soil through the transmission piece 8, wherein slow and uniform motion of the vehicle body is ensured in the process.

It should be noted that the invention is a cadmium contaminated soil remediation device and remediation method, a controller is installed in a cab of a mobile vehicle body 1, each electric device of the device is electrically connected with the controller, a plurality of chemical remediation agents are poured into a liquid storage barrel 21 for mixing and stirring, after the completion, an electric telescopic rod 3 drives a mounting plate 4 to move downwards, the mounting plate 4 drives a movable part 9 to move downwards, so that a soil turning plate 104 of a soil turning member 10 is about to contact with the ground and is not in contact with the ground and has a certain distance with the ground, a driving motor 6 and a pump body 22 are controlled to work simultaneously, the driving motor 6 drives a square rod 851 to rotate, the rotating square rod 851 drives a transmission rod 81 to rotate, the soil turning member 10 is driven to rotate rapidly through the meshing action between gears, and the driving motor 6 and a speed reducer 7 are matched to drive a turntable 51 to rotate at the same time, the rotating body 51 rotates through the eccentric column 53, so that the sliding plate 56 drives the soil turning piece 10 to move up and down through the supporting rod 54, the soil turning piece 10 which rotates and moves up and down performs layer-by-layer soil turning on soil from top to bottom through the soil turning plate, during soil turning, the soil turning plate 104 rotates clockwise, the soil is brought to the rear of the tail of the vehicle through the soil turning plate 104, at the moment, the repair liquid in the liquid storage barrel 21 is sprayed on the soil through the pump body 22, a good repair effect is achieved on the soil, in the process, the moving vehicle body 1 is controlled to move slowly at a constant speed, the first ball 92, the second ball 82 and the third ball 854 are arranged, the effects of friction force between the sliding column 93 and the sliding sleeve 12 and between the transmission rod 81 and the sliding sleeve 12 and the effects of friction force between the square rod 851 and the transmission rod 81.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prosthetic devices of cadmium contaminated soil, includes removal automobile body (1), its characterized in that: install spraying system (2) on removing automobile body (1), install four groups of electric telescopic handle (3) and four groups on removing automobile body (1) the lower extreme fixed connection of the equal mounting panel in upper end (4) of electric telescopic handle (3), install driving motor (6), reduction gear (7) and lifter (5) on mounting panel (4), install two sets of drive gear (11) on the output shaft of driving motor (6), driving motor (6) are connected with the input meshing of reduction gear (7) through a set of drive gear (11), the output of reduction gear (7) and the input fixed connection of lifter (5), two lower extremes that install moving part (9) and moving part (9) on removing automobile body (1) all run through the year thing board that removes automobile body (1) and rotate with piece (10) and be connected, the soil turning piece (10) is meshed with another group of driving gears (11) on the driving motor (6) through a transmission piece (8), and the moving piece (9) is fixedly connected with the lifting piece (5).

2. The device for repairing cadmium-contaminated soil according to claim 1, wherein: the movable part (9) comprises a transverse plate (91), the lower end of the transverse plate (91) is symmetrically provided with two sets of sliding columns (93) and first balls (92) are arranged on the two sets of sliding columns (93), and the lower ends of the sliding columns (93) are fixedly connected with the outer wall of a first bearing (94).

3. The device for repairing cadmium-contaminated soil according to claim 1, wherein: the soil turning piece (10) comprises a cylinder (101), a plurality of soil turning plate groups are uniformly arranged on the cylinder (101), a triangular reinforcing plate (102) is arranged on a soil turning plate (104) in each soil turning plate group, and a rotating gear (103) is installed at the right end of the cylinder (101).

4. The device for repairing cadmium-contaminated soil according to claim 1, wherein: lifting member (5) are including carousel (51) and U type pole (55), the output fixed connection of carousel (51) and reduction gear (7), one of keeping away from reduction gear (7) in carousel (51) serves and is equipped with eccentric cylinder (53), slide on U type pole (55) and be equipped with slide (56) and install bracing piece (54) and spout (52), the upper end of bracing piece (54) and the bottom axle center department fixed connection of diaphragm (91), eccentric cylinder (53) are located the inner chamber of spout (52).

5. The device for repairing cadmium-contaminated soil according to claim 1, wherein: the transmission part (8) comprises a transmission rod (81), the lower end of the transmission rod (81) is meshed with the rotating gear (103) through a gear, a second bearing (83) is fixedly arranged on the transmission rod (81), the second bearing (83) is fixedly connected with the ring body (84) through a connecting rod, the ring body (84) is fixedly sleeved on the sliding column (93), a driving part (85) is arranged in the inner cavity of the transmission rod (81) in a sliding mode, and a second ball (82) is installed on the outer wall of the transmission rod (81).

6. The device for repairing cadmium-contaminated soil according to claim 5, wherein: the driving piece (85) comprises a square rod (851), the lower end of the square rod (851) is slidably arranged in a square cavity formed in the transmission rod (81), a transmission gear (852) is installed at the upper end of the square rod (851) and is meshed with the driving gear (11), a connecting piece is installed on the square rod (851), the connecting piece comprises two sets of third bearings (853) and two sets of third bearings (853) which are connected through a connecting rod, the three sets of third bearings (853) are fixedly sleeved on output shafts of the square rod (851) and the driving motor (6) respectively, and third balls (854) are arranged on four surfaces of the square rod (851).

7. The device for repairing cadmium-contaminated soil according to claim 2, wherein: three sets of sliding sleeves (12) are respectively fixedly embedded in the movable trolley body (1), and the positions of the first balls (92) on the sliding columns (93) and the positions of the second balls (82) on the transmission rods (81) are respectively located in inner cavities of the three sets of sliding sleeves (12).

8. The device for repairing cadmium-contaminated soil according to claim 1, wherein: the spraying system (2) comprises a liquid storage barrel (21) provided with a stirring motor and a stirring rod, a pump body (22) is arranged on the liquid storage barrel (21), the output end of the pump body (22) is connected with a spraying pipe (23) through a hose (24), and the spraying pipe (23) is arranged at the tail of the movable vehicle body (1).

9. The method for repairing a cadmium-contaminated soil repairing apparatus as claimed in claim 1, wherein: the repairing method is as follows;

s1, pouring a plurality of chemical repair agents into the liquid storage barrel (21) for mixing and stirring;

s2, adjusting the distance between the soil turning piece (10) and the ground through the electric telescopic rod (3) to enable the soil turning plate (104) of the soil turning piece (10) to be in contact with the ground;

s3, controlling the driving motor (6) and the pump body (22) to work simultaneously, enabling the lifting piece (5) to drive the soil turning piece (10) to move up and down through the moving piece (9) by utilizing the driving motor (6), and simultaneously driving the soil turning piece (10) to rotate and turn soil through the transmission piece (8), and ensuring the slow and uniform motion of the vehicle body in the process.