CN115532812B - Combined type contaminated soil restoration system and method - Google Patents
Combined type contaminated soil restoration system and method Download PDFInfo
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- CN115532812B CN115532812B CN202211223567.6A CN202211223567A CN115532812B CN 115532812 B CN115532812 B CN 115532812B CN 202211223567 A CN202211223567 A CN 202211223567A CN 115532812 B CN115532812 B CN 115532812B
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- 239000002689 soil Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000005067 remediation Methods 0.000 claims abstract description 15
- 239000011148 porous material Substances 0.000 claims abstract description 14
- 230000002572 peristaltic effect Effects 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 230000007246 mechanism Effects 0.000 claims description 67
- 238000001125 extrusion Methods 0.000 claims description 34
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000007790 scraping Methods 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims 5
- 230000000694 effects Effects 0.000 description 13
- 238000009434 installation Methods 0.000 description 13
- 230000008439 repair process Effects 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- 230000005520 electrodynamics Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000011065 in-situ storage Methods 0.000 description 5
- 230000010405 clearance mechanism Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 206010044565 Tremor Diseases 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000011066 ex-situ storage Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
- B09C1/085—Reclamation of contaminated soil chemically electrochemically, e.g. by electrokinetics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/002—Reclamation of contaminated soil involving in-situ ground water treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a combined type contaminated soil remediation system and a method, which belong to the field of contaminated soil remediation and comprise two parallel shells, wherein bottom plates are fixedly connected to the lower surfaces of two sides of the two shells, holes are formed in the central positions of the upper ends of the two shells, electrode rods are arranged in the holes in a penetrating manner, one ends of the two electrode rods are electrically connected with a portable power supply through wires, peristaltic pumps are fixedly connected to the upper ends of the two shells, pore water treatment units are fixedly connected to the positions, close to the peristaltic pumps, of the upper ends of the shells, sliding grooves are formed in the middle positions of two sides of the two shells, and first transmission rods are movably connected in the grooves.
Description
Technical Field
The invention relates to the field of polluted soil remediation, in particular to a compound polluted soil remediation system.
Background
In recent years, with the continuous development of agriculture and industry, the pollution degree of soil is increased, the problem of soil pollution restoration is not sustained, the existing soil restoration technology is about 100 or more, and the existing soil restoration technology can be roughly divided into three types, namely physical restoration, chemical restoration and microbial restoration, and the physical restoration method can be divided into: the direct soil replacement method, the thermalization method, the glass flower repair method and the electrode driving repair method are divided into: in situ, ex situ, and motorized grids.
At present, the in-situ electrodynamic repair technology lacks equipment for automatically installing electrode rods, and the electrode rods are installed by manpower in use, so that time is consumed, the installation time is long, and the efficiency is low.
Aiming at the technical problems, chinese patent application number: 202010121711.X discloses a device for electrodynamic repair of contaminated soil, which implements automatic installation of electrode bars required for electrodynamic repair in situ by means of electrode bars on a carrier vehicle and lifting devices providing lifting movements for the electrode bars.
Although the device can automatically install the electrode rod, the installation efficiency of in-situ electrodynamic soil restoration equipment is improved, in the soil restoration process, aiming at the electrode driving restoration technology, the use environment is soil with higher water content, even silt, and compared with the prior art, paving equipment used by the device is easy to sink into the silt when working in environments such as the silt, and cannot move, has larger limitation, is not portable enough, cannot provide restoration for partial soil, and has an extensive application range.
Therefore, a system and a method for restoring the compound contaminated soil are provided.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a compound contaminated soil restoration system and method, which can realize automatic installation of electrode bars, can adapt to various terrains, and has the advantages of wide application range, simple and convenient use method and more portability.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The utility model provides a combined type contaminated soil remediation system, including two parallel arrangement's shell, the bottom plate of both sides lower surface of two shells is all fixedly connected with, and the hole has been seted up to the upper end central point of two shells, and runs through in the hole and be provided with the electrode bar, and the one end of two electrode bars is all connected with portable power supply through wire electric connection, and the upper end of two shells is all fixedly connected with peristaltic pump, and the position that the upper end of shell is close to peristaltic pump is all fixedly connected with pore water treatment unit;
the spout has all been seted up to the both sides intermediate position of two shells, and the equal swing joint in groove has a transfer line, four transfer lines and shell hookup location all are provided with stop gear, the equal fixedly connected with motor in both sides of two shells, the equal fixedly connected with spring in lower extreme of four motors, and the lower extreme of spring all with a transfer line fixed connection, the equal fixedly connected with cam in output of four motors, the one end fixedly connected with push plate of spring is kept away from to four transfer lines, the other end of four transfer lines all is provided with extrusion fixed establishment, and extrusion fixed establishment's upper end surface and telescopic link fixed connection, telescopic link is kept away from extrusion fixed establishment's one end all and is provided with hold-down mechanism, two hold-down mechanisms all with shell fixed connection, the position that two shell upper ends are close to the electrode stick all is provided with clearance mechanism.
Further, extrusion fixed establishment includes the installation shell with No. one transfer line one end fixed connection, no. two recesses have been seted up to the upper end intermediate position of installation shell, no. two motors of internal surface one side fixedly connected with of transfer line, no. two motor's output and No. two transfer line fixed connection, no. two one end that the transfer line kept away from No. two motors is connected with No. three transfer lines through hinge rotation, one end sliding connection that No. one transfer line was kept away from to the installation shell has the slide bar, the slide bar passes the installation shell and is connected through hinge rotation with No. three transfer line's one end, and the one end fixedly connected with keeper of slide bar, the last fixed surface of slide bar is connected with the telescopic link, and the one end that the telescopic link kept away from the slide bar is provided with hold the mechanism, one end setting of No. one transfer line is inside the installation shell, and a recess of "L" has been seted up to the surface of No. one transfer line.
Further, the holding plate is arc-shaped, and the curvature of the holding plate is the same as that of the outer circular surface of the electrode rod, so that the electrode rod is conveniently extruded.
Further, the swing amplitude of the second transmission rod is not excessively limited by the installation shell, so that the second transmission rod and the installation shell are prevented from being mutually collided, and abrasion and abnormal sound are reduced.
Further, stop gear includes the stopper with a transfer line fixed connection, and the stopper sets up in a transfer line bilateral symmetry, and the spacing groove has all been seted up to the spout both sides, stopper and spacing groove sliding connection.
Further, the retaining mechanism includes the lower rack of upper end fixed connection with the telescopic link, the internal surface fixed mounting of shell has the mounting panel, and the side of mounting panel is close to the position of rack down and has seted up the sliding tray, lower rack and mounting panel sliding connection, one side of mounting panel is close to the position rotation of rack down and is connected with the gear, the gear upper end is provided with the rack, the mounting panel is close to the position of going up the rack and has also seted up the sliding tray, go up rack and mounting panel sliding connection through the sliding tray, go up rack, down rack all and gear engagement connection, and go up the one end fixedly connected with hollow regulation pole of rack, hollow regulation pole and mounting panel sliding connection, the one end fixedly connected with arc that the mounting panel was kept away from to the hollow regulation pole.
Further, the length of the telescopic rod during stretching is not smaller than the distance between the lower rack and the bottommost end of the limiting groove, so that the telescopic rod cannot influence the descent of the extrusion fixing mechanism.
Further, the cleaning mechanism comprises a scraping plate fixedly connected with the upper end of the shell and close to the position of the electrode rod, a groove is formed in one side, close to the electrode rod, of the scraping plate, and a sponge block is fixedly installed in the groove.
Further, in order to ensure that the pressing plate is attached to the cam, the curvature of the pressing plate is equal to the curvature of the outer circumference of the cam during rotation, and the length and the width of the pressing plate are both greater than those of the cam.
A compound contaminated soil remediation method comprises the following steps:
s1: firstly, the device is transported to a place where soil needs to be treated, a bottom plate is placed on the soil needing to be repaired, and the device is operated;
s2: the extrusion fixing mechanism extrudes the electrode rod, the first motor drives the cam to press the pressing plate downwards, and the extrusion fixing mechanism moves downwards through the transmission of the first transmission rod;
s3: the extrusion fixing mechanism reaches the bottommost end, and the electrode rod is supported by the holding mechanism through the transmission of the telescopic rod;
s4: the first motor drives the cam to return to the original position, the spring retracts, and the extrusion fixing mechanism returns to the topmost end;
s5: and (2) repeating the steps (S2) to (S4) until the electrode rod reaches a proper position, operating a peristaltic pump, pumping pore water into a pore water treatment unit, and treating by the pore water treatment unit to finish soil remediation.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) The invention solves the problems that in the prior art, an electrode rod is needed to be manually inserted, the efficiency of repairing soil is improved, the difficulty of inserting the electrode rod into the soil is reduced, meanwhile, because the electrode rod is inserted by a machine, the insertion depth of the electrode rod is controllable, the soil repairing effect is also improved, aiming at the problems that in the comparison patent, a paving device has a large weight and can not be paved in silt, the application range is not wide, and the device is not portable enough, the application range is further improved by arranging the bottom plate, the application range is wider, the self weight is reduced due to the large area of the bottom plate, the soil moisture is not too much to sink into the silt, the application range is wider, the use effect is optimized, the efficiency of working is also improved without frequent cleaning devices, and meanwhile, the device is more portable when in use, has lower requirements on the working environment;
(2) by arranging the retaining mechanism, the problem that the electrode rod is inclined due to shaking of the motor when the device works, so that the electrode rod cannot be vertically inserted into soil to cause poor soil restoration effect is solved, the electrode rod is inserted more stably, the electrode rod cannot be inclined due to shaking when the motor works, manual reset of the electrode rod is not needed, the workload is reduced, the working efficiency is improved, and the soil restoration effect is also remarkably improved;
(3) The problem of need manual electrode rod of wiping is solved, through the scraper blade in the clearance mechanism, can strike off silt and the impurity that is infected with on the electrode rod automatically, the sponge piece is wiped again, further wipes away the remaining water stain on the electrode rod, has promoted when repairing soil effect, has also prolonged the life of electrode rod, need not the manual work and cleans the electrode rod, has reduced artificial work load.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic view of a partial cross-sectional structure of the present invention;
FIG. 3 is a schematic view of a partial cross-sectional structure of an extrusion fixing mechanism according to the present invention;
FIG. 4 is a schematic top view of a limiting mechanism according to the present invention;
FIG. 5 is a schematic view of a partial cross-sectional structure of a retaining mechanism according to the present invention;
FIG. 6 is an enlarged cross-sectional view of the cleaning mechanism of FIG. 2A according to the present invention.
The reference numerals in the figures illustrate:
1. a housing; 2. a bottom plate; 3. an electrode rod; 4. a first transmission rod; 5. pressing the plate; 6. a holding mechanism; 61. a mounting plate; 62. a rack is arranged; 63. a lower rack; 64. a gear; 65. a sliding groove; 66. a hollow adjusting rod; 67. an arc-shaped plate; 7. a cam; 8. a spring; 9. a pore water treatment unit; 10. a peristaltic pump; 11. a portable power source; 12. an extrusion fixing mechanism; 121. a mounting shell; 122. a slide bar; 123. a holding plate; 124. a first groove; 125. a second groove; 126. a motor II; 127. a second transmission rod; 128. a third transmission rod; 13. a telescopic rod; 14. a motor I; 15. a cleaning mechanism; 151. a scraper; 152. a sponge block; 16. a limiting mechanism; 161. a limit groove; 162. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
Example 1:
referring to fig. 1 to 6, a combined contaminated soil remediation system includes two parallel shells 1, bottom plates 2 are fixedly connected to the lower surfaces of two sides of the two shells 1, holes are formed in the center positions of the upper ends of the two shells 1, electrode rods 3 penetrate through the holes, one ends of the two electrode rods 3 are electrically connected with a portable power supply 11 through wires, peristaltic pumps 10 are fixedly connected to the upper ends of the two shells 1, and pore water treatment units 9 are fixedly connected to the positions, close to the peristaltic pumps 10, of the upper ends of the shells 1;
the spout has all been seted up to the both sides intermediate position of two shells 1, and the equal swing joint in groove has a transfer line 4, four transfer lines 4 and shell 1 hookup location all are provided with stop gear 16, the equal fixedly connected with motor 14 in both sides of two shells 1, the equal fixedly connected with spring 8 in lower extreme of four motor 14, and the lower extreme of spring 8 all with transfer line 4 fixed connection, the equal fixedly connected with cam 7 in output of four motor 14, the one end fixedly connected with push plate 5 of spring 8 is kept away from to transfer line 4 in four, the other end of transfer line 4 in four is provided with extrusion fixture 12, and the upper end surface and the telescopic link 13 fixed connection of extrusion fixture 12, the one end that extrusion fixture 12 was kept away from to telescopic link 13 all is provided with hold mechanism 6, two hold mechanism 6 all with shell 1 fixed connection, the position that electrode rod 3 is close to in two shells 1 upper ends all is provided with clearance mechanism 15.
As shown in fig. 3, the extrusion fixing mechanism 12 includes a mounting shell 121 fixedly connected with one end of a first transmission rod 4, a second groove 125 is formed in the middle of the upper end of the mounting shell 121, a second motor 126 is fixedly connected to one side of the inner surface of the first transmission rod 4, the output end of the second motor 126 is fixedly connected with a second transmission rod 127, one end of the second transmission rod 127 away from the second motor 126 is rotatably connected with a third transmission rod 128 through a hinge, one end of the mounting shell 121 away from the first transmission rod 4 is slidably connected with a sliding rod 122, the sliding rod 122 penetrates through the mounting shell 121 and is rotatably connected with one end of the third transmission rod 128 through a hinge, one end of the sliding rod 122 is fixedly connected with a retaining plate 123, the upper surface of the sliding rod 122 is fixedly connected with a telescopic rod 13, one end of the telescopic rod 13 away from the sliding rod 122 is provided with a retaining mechanism 6, one end of the first transmission rod 4 is arranged inside the mounting shell 121, and the outer surface of the first transmission rod 4 is provided with a 'L' -shaped groove 124;
as shown in fig. 4, the limiting mechanism 16 includes a limiting block 162 fixedly connected with the first transmission rod 4, the limiting block 162 is symmetrically disposed on two sides of the first transmission rod 4, two sides of the chute are provided with limiting grooves 161, and the limiting block 162 is slidably connected with the limiting grooves 161.
As shown in fig. 3, the holding plate 123 is arc-shaped and has the same curvature as the outer circumferential surface of the electrode rod 3, so as to press the electrode rod 3 conveniently.
As shown in fig. 3, the swing amplitude of the second transmission rod 127 is limited by the mounting case 121, and must not exceed 90 degrees, so that the second transmission rod 127 and the mounting case 121 are prevented from colliding with each other, and abrasion and abnormal sound are reduced.
As shown in fig. 1 and 2, in order to ensure that the pressing plate 5 is attached to the cam 7, the curvature of the pressing plate 5 is equal to the curvature of the outer circumference of the cam 7 during rotation, and the length and width of the pressing plate 5 are both greater than those of the cam 7.
Aiming at the lack of equipment for automatically installing the electrode rod 3 in the current in-situ electrodynamic repair technology, the electrode rod 3 is installed by manpower in use, so that the time is consumed, the installation time is long, and the efficiency is low; when the paving equipment used in the comparison patent works in environments such as silt, the paving equipment is easy to sink into the silt, cannot move and has large limitation, and the paving equipment is not portable enough, so that the paving equipment cannot provide restoration for partial soil, and has the problem of not wide application range;
the invention adopts the following technical scheme to solve the problems, firstly, the bottom plate 2 of the invention is placed on the soil surface to be repaired, the device is started, the extrusion fixing mechanism 12 is started, the motor 126 in the extrusion fixing mechanism 12 is started, the transmission rod 127 fixedly connected with the output end of the motor is rotated, the transmission rod 128 is rotated because the transmission rod 128 is rotationally connected with the transmission rod 127 through a hinge, the transmission rod 128 is rotated, the transmission rod 128 is rotationally connected with the sliding rod 122 through a hinge, the sliding rod 122 is driven by the transmission rod 128, the electrode rod 3 is moved towards the direction of the electrode rod 3 due to the limit of the installation shell 121, and the holding plate 123 positioned at one end of the sliding rod 122 extrudes the electrode rod 3, so that the electrode rod 3 is completely attached to the holding plate 123;
then the motor 14I is started, the output end of the motor 14I drives the cam 7 to move circumferentially, the cam 7 rotates from the minimum end to the maximum end, the maximum end of the cam 7 downwards presses the pressing plate 5 to enable the pressing plate 5 to move downwards, the spring 8 stretches, the limiting blocks 162 on two sides of the driving rod 4 are slidably connected with the limiting grooves 161 in the shell 1, the limiting function of the limiting mechanism 16 is limited, the driving rod 4 fixedly connected with the lower end of the pressing plate 5 moves downwards, one end of the pressing fixing mechanism 12 is fixedly connected with the driving rod 4 and also moves downwards, and the electrode rod 3 moves downwards under the extrusion of the holding plate 123 in the pressing fixing mechanism 12;
when the pressing and fixing mechanism 12 reaches the bottommost end of the limit groove 161, the motor No. two 126 rotates reversely to return the holding plate 123 at the end of the slide rod 122 to the original position, then the motor No. one 14 is started, the cam 7 rotates from the maximum end to the minimum end, the spring 8 retracts, the transmission rod No. one 4 fixedly connected with the spring 8 returns to the original position, and then the pressing and fixing mechanism 12 also returns to the original position, and the above steps are repeated until the electrode rod 3 reaches the proper position.
By adopting the technical scheme, the problem that the electrode rod 3 is needed to be manually inserted in the prior art is solved, the efficiency of repairing the soil is improved, the difficulty of inserting the electrode rod 3 into the soil is reduced, meanwhile, the insertion depth of the electrode rod 3 is controllable due to the fact that a machine is inserted into the electrode rod 3, the soil repairing effect is improved, aiming at the problems that a paving device is heavy in weight and cannot be paved in sludge and the device is not wide enough to be portable in comparison with the problems in the patent, the floor 2 is arranged, the floor 2 is large in area, the dead weight is reduced, the soil is not too much in water and falls into the sludge, the application range is wider, the use effect is optimized, the efficiency of working is improved, frequent cleaning devices are not needed, the device is more portable in use, the requirement on the working environment is lower, and the application range is further improved.
As shown in fig. 2 and 5, the holding mechanism 6 includes a lower rack 63 fixedly connected to the upper end of the telescopic rod 13, a mounting plate 61 is fixedly mounted on the inner surface of the housing 1, a sliding groove 65 is formed in the side surface of the mounting plate 61 near the lower rack 63, the lower rack 63 is slidably connected to the mounting plate 61, a gear 64 is rotatably connected to one side of the mounting plate 61 near the position of the lower rack 63, an upper rack 62 is arranged at the upper end of the gear 64, a sliding groove 65 is also formed in the position of the mounting plate 61 near the upper rack 62, the upper rack 62 is slidably connected to the mounting plate 61 through the sliding groove 65, the upper rack 62 and the lower rack 63 are both meshed with the gear 64, a hollow adjusting rod 66 is fixedly connected to one end of the upper rack 62, the hollow adjusting rod 66 is slidably connected to the mounting plate 61, and an arc 67 is fixedly connected to one end of the hollow adjusting rod 66 far from the mounting plate 61.
As shown in fig. 2, the length of the telescopic rod 13 when being stretched is not smaller than the distance between the lower rack 63 and the bottommost end of the limit groove 161, so that the telescopic rod 13 does not affect the descent of the pressing and fixing mechanism 12.
In the working process of the invention, the electrode rod 3 shakes in the shell 1 when the extrusion fixing mechanism 12 is retracted due to tremble caused by the motor in working, so that the inclination of the electrode rod 3 is easy to cause, the using effect is affected, and the soil restoration effect cannot reach an ideal state;
the invention solves the problems by the holding mechanism 6, when the extrusion fixing mechanism 12 is contracted, the telescopic rod 13 moves along with the sliding rod 122 in the direction away from the electrode rod 3, because the mounting plate 61 in the holding mechanism 6 is provided with the sliding groove, the surfaces of the upper rack 62 and the lower rack 63, which are close to the mounting plate 61, are fixedly connected with the sliding blocks, the sliding blocks are connected with the sliding grooves in a sliding way, so that the lower rack 63 fixedly connected with the upper end of the telescopic rod 13 also moves in the direction away from the electrode rod 3, then the gear 64 meshed with the lower rack 63 is driven to rotate anticlockwise by the lower rack 63, then the upper rack 62 meshed with the gear 64 is driven by the gear 64 to move in the direction of the electrode rod 3, because the upper rack 62 is fixedly connected with the hollow adjusting rod 66, the hollow adjusting rod 66 moves towards the electrode rod 3, the arc 67 fixedly connected with one end of the hollow adjusting rod 66 also moves towards the electrode rod 3 until the extrusion fixing mechanism 12 is retracted, the arc 67 is simultaneously attached to the outer circular surface of the electrode rod 3, when the extrusion fixing mechanism 12 is stretched, the arc 67 is far away from the electrode rod 3 until the holding plate 123 of the extrusion fixing mechanism 12 is completely attached to the electrode rod 3, and the holding mechanism 6 returns to the original position.
The mounting plate 61 is fixedly connected to the inner wall of the housing 1, and when the pressing and fixing mechanism 12 moves downward, the telescopic rod 13 stretches, so that the lower rack 63 in the holding mechanism 6 can move synchronously when the sliding rod 122 in the pressing and fixing mechanism 12 retracts.
By adopting the technical scheme, the problems that the electrode rod 3 shakes due to tremble of the motor when the device works, and the electrode rod 3 inclines, so that the electrode rod 3 cannot be vertically inserted into soil, and the soil restoration effect is poor are solved.
As shown in fig. 1 and 6, the cleaning mechanism 15 includes a scraper 151 fixedly connected to the upper end of the housing 1 near the electrode rod 3, a groove is formed on one side of the scraper 151 near the electrode rod 3, and a sponge block 152 is fixedly mounted in the groove.
In the use, because of the soil property difference, occasionally the surface of electrode rod 3 can be stained with silt or impurity, not only influence follow-up restoration effect, also reduced the loss of electrode rod 3.
The invention solves the problems through the cleaning mechanism 15, when the electrode rod 3 is inserted or pulled out, the scraping plate 151 arranged at the position of the shell 1 close to the electrode rod 3 can scrape the mud and impurities stained on the electrode rod 3, the scraping plate 151 is internally provided with an annular groove, the annular groove is arranged along the outer circular surface of the electrode rod 3, and the sponge block 152 arranged in the annular groove can wipe off the water stain on the electrode rod 3.
Through adopting above-mentioned technical scheme, solved the problem that needs manual electrode rod 3 of wiping, through scraper blade 151 in clearance mechanism 15, can strike off silt and the impurity that is stained on the electrode rod 3 voluntarily, wipe through sponge piece 152 again, further wipe away the remaining water stain on the electrode rod 3, when having promoted the soil restoration effect, also prolonged the life of electrode rod 3, need not the manual work and cleaned electrode rod 3, reduced artificial work load.
A compound contaminated soil remediation method comprises the following steps:
s1: firstly, the device is transported to a place where soil needs to be treated, the bottom plate 2 is placed on the soil needing to be repaired, and the device is operated;
s2: the extrusion fixing mechanism 12 extrudes the electrode rod 3, the first motor 14 drives the cam 7 to press the pressing plate 5 downwards, and the extrusion fixing mechanism 12 moves downwards through the transmission of the first transmission rod 4;
s3: the pressing and fixing mechanism 12 reaches the bottommost end, and the electrode rod 3 is supported by the holding mechanism 6 through the transmission of the telescopic rod 13;
s4: the motor number one 14 drives the cam 7 to return to the original position, the spring 8 retracts, and the pressing and fixing mechanism 12 returns to the top end;
s5: and repeating the steps S2 to S4 until the electrode rod 3 reaches a proper position, operating the peristaltic pump 10, pumping pore water into the pore water treatment unit 9, treating by the pore water treatment unit 9, and completing soil remediation.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (5)
1. The utility model provides a combined type contaminated soil remediation system, includes two shell (1) of parallel arrangement, its characterized in that: the two lower surfaces of two sides of the shell (1) are fixedly connected with a bottom plate (2), holes are formed in the central positions of the upper ends of the two shells (1), electrode rods (3) are arranged in the holes in a penetrating mode, one ends of the two electrode rods (3) are electrically connected with a portable power supply (11) through wires, peristaltic pumps (10) are fixedly connected to the upper ends of the two shells (1), and pore water treatment units (9) are fixedly connected to the positions, close to the peristaltic pumps (10), of the upper ends of the shells (1);
the two sides of the shell (1) are provided with sliding grooves in the middle positions, the grooves are respectively and movably connected with a first transmission rod (4), the connecting positions of the first transmission rods (4) and the shell (1) are respectively provided with a limiting mechanism (16), the two sides of the shell (1) are respectively and fixedly connected with a first motor (14), the four lower ends of the first motors (14) are respectively and fixedly connected with springs (8), the lower ends of the springs (8) are respectively and fixedly connected with the first transmission rods (4), the output ends of the four first motors (14) are respectively and fixedly connected with a cam (7), one ends, far away from the springs (8), of the first transmission rods (4) are respectively and fixedly connected with a pressing plate (5), the other ends of the four first transmission rods (4) are respectively and fixedly connected with an extrusion fixing mechanism (12), the outer surfaces of the upper ends of the extrusion fixing mechanisms (12) are respectively and the telescopic rods (13), one ends, far away from the extrusion fixing mechanisms (12), of the telescopic rods (13) are respectively and the two ends, far away from the extrusion fixing mechanisms (6) are respectively, and the two ends of the telescopic rods (13) are respectively and fixedly connected with the two cleaning rods (1, and the two cleaning rods (1) are respectively and fixedly connected with the cleaning rods (3 and the cleaning rods (1).
The extrusion fixing mechanism (12) comprises a mounting shell (121) fixedly connected with one end of a first transmission rod (4), a second groove (125) is formed in the middle position of the upper end of the mounting shell (121), a second motor (126) is fixedly connected to one side of the inner surface of the first transmission rod (4), the output end of the second motor (126) is fixedly connected with the second transmission rod (127), one end, far away from the second motor (126), of the second transmission rod (127) is rotatably connected with a third transmission rod (128) through a hinge, one end, far away from the first transmission rod (4), of the mounting shell (121) is slidably connected with a sliding rod (122), the sliding rod (122) penetrates through the mounting shell (121) and one end, which is rotatably connected with the third transmission rod (128) through a hinge, of the sliding rod (122), a retaining plate (123) is fixedly connected to one end of the sliding rod (122), the upper surface of the sliding rod (122) is fixedly connected with a telescopic rod (13), one end, far away from the sliding rod (122), of the sliding rod (6) is arranged at one end, far away from the sliding rod (122), of the first transmission rod (4), one end is provided with a groove (124) and is arranged on the inner surface of the first transmission rod (4).
The retaining plate (123) is arc-shaped, and the curvature of the retaining plate is the same as the curvature of the outer circular surface of the electrode rod (3), so that the electrode rod (3) is conveniently pressed;
the swing amplitude of the second transmission rod (127) is limited by the mounting shell (121) and cannot exceed 90 degrees, so that the second transmission rod (127) is prevented from colliding with the mounting shell (121), and abrasion and abnormal sound are reduced;
the limiting mechanism (16) comprises limiting blocks (162) fixedly connected with the first transmission rod (4), the limiting blocks (162) are symmetrically arranged on two sides of the first transmission rod (4), limiting grooves (161) are formed in two sides of the sliding groove, and the limiting blocks (162) are in sliding connection with the limiting grooves (161);
the utility model provides a holding mechanism (6) including lower rack (63) with telescopic link (13)'s upper end fixed connection, the internal surface fixed mounting of shell (1) has mounting panel (61), and the side of mounting panel (61) is close to down rack (63) the position of seting up sliding tray (65), down rack (63) and mounting panel (61) pass through sliding tray (65) sliding connection, one side of mounting panel (61) is close to down rack (63) the position rotation be connected with gear (64), gear (64) upper end is provided with rack (62), mounting panel (61) are close to the position of going up rack (62) and also have been seted up sliding tray (65), go up rack (62) and mounting panel (61) sliding connection through sliding tray (65), go up rack (62), down rack (63) all and gear (64) meshing connection, and go up rack (62) one end fixedly connected with hollow regulation pole (66), hollow regulation pole (66) and mounting panel (61) sliding connection, hollow regulation pole (66) are kept away from mounting panel (61) one end fixedly connected with arc (67).
2. A composite contaminated soil remediation system according to claim 1 wherein: the length of the telescopic rod (13) during stretching is not smaller than the distance between the lower rack (63) and the bottommost end of the limiting groove (161), so that the telescopic rod (13) cannot influence the descending of the extrusion fixing mechanism (12).
3. A composite contaminated soil remediation system according to claim 1 wherein: the cleaning mechanism (15) comprises a scraping plate (151) fixedly connected with the upper end of the shell (1) close to the position of the electrode rod (3), a groove is formed in one side, close to the electrode rod (3), of the scraping plate (151), and a sponge block (152) is fixedly installed in the groove.
4. A composite contaminated soil remediation system according to claim 1 wherein:
in order to ensure that the pressing plate (5) is attached to the cam (7), the curvature of the pressing plate (5) is equal to the curvature of the outer circumference of the cam (7) during rotation, and the length and the width of the pressing plate (5) are larger than those of the cam (7).
5. A method of restoring a composite contaminated soil using the composite contaminated soil restoration system according to any one of claims 1 to 4, characterized in that: the method comprises the following steps:
s1: firstly, the device is transported to a place where soil needs to be treated, a bottom plate (2) is placed on the soil needing to be repaired, and the device is operated;
s2: the extrusion fixing mechanism (12) extrudes the electrode rod (3), the first motor (14) drives the cam (7) to press the pressing plate (5) downwards, and the extrusion fixing mechanism (12) moves downwards through the transmission of the first transmission rod (4);
s3: the extrusion fixing mechanism (12) reaches the bottommost end, and the electrode rod (3) is supported by the holding mechanism (6) through the transmission of the telescopic rod (13);
s4: a motor I (14) drives the cam (7) to return to the original position, the spring (8) retracts, and the fixing mechanism (12) is extruded to return to the top end;
s5: repeating the steps S2 to S4 until the electrode rod (3) reaches a proper position, operating the peristaltic pump (10) to pump pore water into the pore water treatment unit (9), and treating by the pore water treatment unit (9) to finish soil remediation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211223567.6A CN115532812B (en) | 2022-10-08 | 2022-10-08 | Combined type contaminated soil restoration system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211223567.6A CN115532812B (en) | 2022-10-08 | 2022-10-08 | Combined type contaminated soil restoration system and method |
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| CN115532812A CN115532812A (en) | 2022-12-30 |
| CN115532812B true CN115532812B (en) | 2024-04-12 |
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| CN114888073A (en) * | 2022-05-21 | 2022-08-12 | 王燕华 | Heavy metal contaminated soil repair equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953648A (en) * | 2016-06-06 | 2016-09-21 | 北京航天发射技术研究所 | High-strength support disc |
| CN108978621A (en) * | 2018-07-18 | 2018-12-11 | 芜湖青悠静谧环保科技有限公司 | One kind preventing inclined rigid and flexible pile composite foundation |
| CN109236182A (en) * | 2018-11-06 | 2019-01-18 | 孙湘 | A kind of engineering construction piling equipment |
| CN111097794A (en) * | 2020-02-26 | 2020-05-05 | 浦江次方环保科技有限公司 | Polluted soil electrodynamics repairing laying device |
| CN212494532U (en) * | 2020-04-26 | 2021-02-09 | 董梦远 | Soil ecological remediation device |
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| Publication number | Publication date |
|---|---|
| CN115532812A (en) | 2022-12-30 |
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