CN211179060U - Agricultural technology promotes and uses soil collection and detection device - Google Patents
Agricultural technology promotes and uses soil collection and detection device Download PDFInfo
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- CN211179060U CN211179060U CN201922149331.2U CN201922149331U CN211179060U CN 211179060 U CN211179060 U CN 211179060U CN 201922149331 U CN201922149331 U CN 201922149331U CN 211179060 U CN211179060 U CN 211179060U
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Abstract
The embodiment of the utility model discloses a soil collection and detection device for agricultural technology popularization, in particular to the field of agricultural soil collection and detection, which comprises a base and a first box body, wherein a second box body is fixedly arranged at the top end of the base, a cleaning mechanism is arranged at the top end of the second box body, and a conveying mechanism is arranged in the first box body; conveying mechanism includes the diaphragm, fixed four fixed plates that are equipped with on the inside both sides wall of first box, one of them the fixed bamboo joint formula electric putter that is equipped with in fixed plate bottom, it is three in addition the fixed plate bottom is all fixed and is equipped with the telescopic link, the inside third box that is equipped with of first box, the fixed motor that is equipped with in third box top, the fixed pole section of thick bamboo that is equipped with in motor bottom, the inside spiral conveying pole that is equipped with of third box. The utility model discloses a wiper mechanism in time washs after soil is gathered, does not influence the sample accuracy of gathering next time for soil quality evaluation result is more accurate.
Description
Technical Field
The embodiment of the utility model provides a relate to agricultural soil collection and detection area, concretely relates to agricultural technology promotes and uses soil collection and detection device.
Background
Agricultural soil, also called cultivated soil, is soil formed by human production activities such as cultivation, fertilization, irrigation, improvement and the like and under the comprehensive action of natural factors on the basis of natural soil, such as soil in cultivated lands, orchards and tea gardens, generally, the soil detection refers to soil environment detection, generally can be divided into detection of types such as regional soil background, farmland soil environment, construction project soil environment evaluation, soil pollution accidents and the like, and generally, accurate soil quality evaluation can be obtained by obtaining a soil sample for analysis and research, so a soil collecting and detecting device needs to be widely applied.
The prior art has the following defects: most of soil collection and detection devices do not clean and dry in time after soil collection, and the accuracy of the next collection sample is influenced, so that large errors occur in soil quality evaluation.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides an agricultural technology promotes and uses soil collection and detection device, in time wash the drying after soil collection through wiper mechanism, can not influence the accuracy of the collection sample of next time, make soil quality evaluation result more accurate, because most of soil collection and detection device do not in time wash the drying after soil collection among the solution prior art, lead to influencing the accuracy of the collection sample of next time, make the problem of great error appear in soil quality evaluation.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a soil collecting and detecting device for agricultural technology popularization comprises a base and a first box body, wherein the first box body is fixedly arranged at the top end of the base;
The conveying mechanism comprises a transverse plate which is arranged in the first box body, four fixed plates are fixedly arranged on two side walls in the first box body, wherein the bottom end of one of the fixed plates is fixedly provided with a bamboo joint type electric push rod, the bottom end of the bamboo joint type electric push rod is fixedly connected with the top end of the transverse plate, the bottom ends of the other three fixed plates are all fixedly provided with telescopic rods, the bottom ends of the three telescopic rods are all fixedly connected with the top end of the transverse plate, a third box body is arranged in the first box body, the transverse plate is sleeved at the outer end of the third box body, the third box body is fixedly connected with the transverse plate, a motor is fixedly arranged at the top end of the third box body, a fixed rod cylinder is fixedly arranged at the bottom end of the motor, the bottom end of the fixed rod cylinder extends into the third box body, a spiral conveying rod is arranged in the third box body, and the top end of the spiral conveying rod extends into the fixed rod barrel;
The wiper mechanism includes the delivery pump, the delivery pump is fixed to be established on second box top, the fixed conveyer pipe that is equipped with of delivery pump import end, conveyer pipe one end extends into inside the second box, the fixed bellows that is equipped with of delivery pump export end, bellows one end is passed first box and is extended into inside the third box, the fixed shower nozzle that is equipped with in bellows bottom, the shower nozzle is established at the bolt top, the fixed scraper blade that is equipped with in dead lever section of thick bamboo outer end, the scraper blade is established between spiral conveying pole and third box, the scraper blade is established in the shower nozzle bottom.
Further, the base bottom mounting is equipped with four wheels, a fixed rod section of thick bamboo one side is equipped with the bolt, bolt one end is passed a fixed rod section of thick bamboo and is contacted with the screw conveyer pole outer end, the bolt passes through threaded connection with a fixed rod section of thick bamboo, the inside fixed gear motor that is equipped with of diaphragm, gear motor establishes in third box rear end, the fixed dead lever that is equipped with in gear motor top, the dead lever is established at the diaphragm top, gear motor both sides are all fixed and are equipped with fixed frame, two fixed frame is all established in third box rear end, third box rear end is equipped with the outlet duct, the outlet duct is established at one of them fixed frame top.
Further, a top plate is arranged at the top end of the first box body, the top plate is hinged to the first box body through a hinge, and a first handle is fixedly arranged at the top end of the top plate.
Furthermore, two the inside collecting box that all is equipped with of fixed frame.
Further, the round hole has been seted up on the roof top, the roof top is equipped with soil detection appearance, the fixed rubber pad that is equipped with on the round hole inside wall, soil detection appearance passes through the round hole and extends into inside, soil detection appearance establishes at one of them fixed frame top.
Further, third box one side is equipped with the side door, the side door is established in bolt one side, the fixed second handle that is equipped with on the side door.
Further, the base top is fixed and is equipped with the battery, the battery is established at first box opposite side, first box front end is fixed and is equipped with control panel, delivery pump, bamboo joint formula electric putter, motor, gear motor and control panel and battery electric connection.
Further, a water inlet pipe is fixedly arranged at the top end of the second box body, a sealing cover is arranged at the top end of the water inlet pipe, and the sealing cover is connected with the water inlet pipe through threads.
The embodiment of the utility model provides a have following advantage:
1. The utility model discloses a bamboo joint formula electric putter in the conveying mechanism drives the screw conveyor pole downstream, excavates the soil sample of the different degree of depth to carry the soil sample of the different degree of depth inside the collecting box, utilize the soil detection appearance to detect the soil sample of the different degree of depth, compare with prior art, can gather the soil sample of the different degree of depth, and detect it, make things convenient for the staff to carry out the quality evaluation research to the soil sample of the different degree of depth according to the research needs, make the quality evaluation research result more accurate;
2. The utility model discloses a wiper mechanism utilizes the scraper blade to scrape the soil sample of adhesion on the third box inner wall after soil sample collection finishes and takes off, and the shower nozzle sprays water, washs the third box inside, compares with prior art, in time washs the drying after soil is gathered, can not influence the accuracy of next collection sample for soil quality evaluation result is more accurate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of an overall structure provided in embodiment 1 of the present invention;
Fig. 2 is a front view of a first box provided in embodiment 1 of the present invention;
Fig. 3 is a side view of a first box provided in embodiment 1 of the present invention;
Fig. 4 is an enlarged view of a portion a of the structure of fig. 2 according to embodiment 1 of the present invention;
Fig. 5 is an enlarged view of a portion B of the structure in fig. 3 according to embodiment 1 of the present invention;
In the figure: the soil detector comprises a base 1, a first box body 2, a second box body 3, a third box body 4, a transverse plate 5, a fixing plate 6, a bamboo joint type electric push rod 7, a top plate 8, a motor 9, a fixing rod barrel 10, a spiral conveying rod 11, a scraping plate 12, a telescopic rod 13, a conveying pump 14, a conveying pipe 15, a corrugated pipe 16, a spray head 17, a speed reducing motor 18, a fixing rod 19, a fixing frame 20, a movable frame 21, a side door 22 and a soil detector 23.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
With reference to fig. 1-3 and fig. 5 of the specification, the soil collection and detection device for agricultural technology popularization of the embodiment includes a base 1 and a first box 2, the first box 2 is fixedly arranged at the top end of the base 1, a second box 3 is fixedly arranged at the top end of the base 1, the second box 3 is arranged at one side of the first box 2, a cleaning mechanism is arranged at the top end of the second box 3, and a conveying mechanism is arranged inside the first box 2;
The conveying mechanism comprises a transverse plate 5, the transverse plate 5 is arranged in a first box body 2, four fixing plates 6 are fixedly arranged on two side walls in the first box body 2, a bamboo joint type electric push rod 7 is fixedly arranged at the bottom end of one fixing plate 6, the bottom end of the bamboo joint type electric push rod 7 is fixedly connected with the top end of the transverse plate 5, telescopic rods 13 are fixedly arranged at the bottom ends of the other three fixing plates 6, the bottom ends of the three telescopic rods 13 are fixedly connected with the top end of the transverse plate 5, a third box body 4 is arranged in the first box body 2, the transverse plate 5 is sleeved at the outer end of the third box body 4, the third box body 4 is fixedly connected with the transverse plate 5, a motor 9 is fixedly arranged at the top end of the third box body 4, a fixing rod cylinder 10 is fixedly arranged at the bottom end of the motor 9, the bottom end of the fixing rod cylinder 10 extends into the third, the top end of the spiral conveying rod 11 extends into the fixed rod barrel 10;
Furthermore, four wheels are fixedly arranged at the bottom end of the base 1, a bolt is arranged on one side of the fixed rod barrel 10, one end of the bolt penetrates through the fixed rod barrel 10 to be in contact with the outer end of the spiral conveying rod 11, the bolt is connected with the fixed rod barrel 10 through threads, a speed reducing motor 18 is fixedly arranged inside the transverse plate 5, the speed reducing motor 18 is arranged at the rear end of the third box body 4, a fixed rod 19 is fixedly arranged at the top end of the speed reducing motor 18, the fixed rod 19 is arranged at the top of the transverse plate 5, fixed frames 20 are fixedly arranged on two sides of the speed reducing motor 18, the two fixed frames 20 are arranged at the rear end of the third box body 4, an outlet pipeline is arranged at the rear end of the third box body 4, and is arranged at the top;
Furthermore, a top plate 8 is arranged at the top end of the first box body 2, the top plate 8 is hinged with the first box body 2 through a hinge, and a first handle is fixedly arranged at the top end of the top plate 8, so that the top plate 8 can be conveniently opened;
Furthermore, the two fixing frames 20 are internally provided with a collecting box 21, so that soil samples can be conveniently collected;
Furthermore, a round hole is formed in the top end of the top plate 8, a soil detector 23 is arranged at the top end of the top plate 8, a rubber pad is fixedly arranged on the inner side wall of the round hole, the soil detector 23 extends into the inside of the fixing frame 2 through the round hole, and the soil detector 23 is arranged at the top of one of the fixing frames 20, so that a soil sample can be conveniently detected;
Further, the fixed battery that is equipped with in base 1 top, the battery is established at 2 opposite sides of first box, the fixed control panel that is equipped with in 2 front ends of first box, delivery pump 14, bamboo joint formula electric putter 7, motor 9, gear motor 18 and control panel and battery electric connection, convenient control.
The implementation scenario is specifically as follows: firstly, a worker moves the utility model to a position where a soil sample needs to be collected through the self-locking wheel, then the bamboo joint type electric push rod 7 is started, the motor 9 is started simultaneously, the motor 9 can drive the fixed rod barrel 10 to rotate, the fixed rod barrel 10 can drive the spiral conveying rod 11 and the scraper 12 to rotate, the spiral conveying rod 11 starts to excavate when rotating, the bamboo joint type electric push rod 7 can drive the transverse plate 5 to move downwards when working, the transverse plate 5 can drive the third box body 4 to move downwards when moving downwards, the third box body 4 can drive the spiral conveying rod 11 to move downwards when moving downwards, so that the spiral conveying rod 11 can continuously go deep downwards, the spiral conveying rod 11 can collect soil samples with different depths, the excavated soil samples can be conveyed to an outlet pipeline of the third box body 4 through the spiral conveying rod 11, and the scraper 12 scrapes off the soil samples adhered on the inner side wall of the third box body 4, the soil samples are conveyed into the collecting boxes 21 through the outlet pipeline, the gear motor 18 is started at the same time, the gear motor 18 drives the fixing rod 19 to rotate when working, the fixing rod 19 drives the fixing frame 20 to rotate when rotating, the fixing frame 20 drives the collecting boxes 21 to rotate so that the soil samples with different depths are collected in the different collecting boxes 21, at the moment, a worker manually presses the soil detector 23 downwards so that the bottom end of the soil detector 23 is inserted into one of the collecting boxes 21 to detect the soil samples in the collecting boxes 21, the worker pulls the first handle after the detection is finished to open the top plate 8 to take out the collecting box 21 containing the soil samples, the soil sample collecting mode is simple, the detection is convenient, the soil samples with different depths can be collected and detected, and the worker can conveniently evaluate and research the quality of the soil samples with different depths according to research needs, the quality evaluation research result is more accurate, and the embodiment specifically solves the problems that in the prior art, the operation mode of collecting and detecting soil samples at different depths is complex, workers are wasted for a long time, and the accuracy of the quality evaluation research result is low.
Referring to the attached drawings 1, 2 and 4 of the specification, the cleaning mechanism of the soil collection and detection device for agricultural technology popularization of the embodiment includes a delivery pump 14, the delivery pump 14 is fixedly arranged at the top end of the second box 3, an inlet end of the delivery pump 14 is fixedly provided with a delivery pipe 15, one end of the delivery pipe 15 extends into the second box 3, an outlet end of the delivery pump 14 is fixedly provided with a corrugated pipe 16, one end of the corrugated pipe 16 extends into the third box 4 through the first box 2, a nozzle 17 is fixedly arranged at the bottom end of the corrugated pipe 16, the nozzle 17 is arranged at the top of a bolt, an outer end of the fixed rod cylinder 10 is fixedly provided with a scraper 12, the scraper 12 is arranged between the spiral delivery rod 11 and the third box 4, and the scraper 12 is arranged at the bottom of the nozzle 17;
Furthermore, a side door 22 is arranged on one side of the third box body 4, the side door 22 is arranged on one side of the bolt, and a second handle is fixedly arranged on the side door 22, so that the side door 22 can be conveniently opened and the bolt can be conveniently screwed;
Further, the fixed inlet tube that is equipped with in 3 tops of second box, the inlet tube top is equipped with sealed lid, sealed lid passes through threaded connection with the inlet tube, and the convenience is packed water into inside 3 second boxes.
The implementation scenario is specifically as follows: after the soil sample collection is finished, pulling a second handle, opening a side door 22, unscrewing bolts, separating a fixed rod barrel 10 from a spiral conveying rod 11, starting a motor 9 and a conveying pump 14, driving the fixed rod barrel 10 to rotate by the motor 9, driving a scraper 12 to rotate by the fixed rod barrel 10, scraping and taking off the soil sample adhered to the inner wall of a third box body 4 by the scraper 12 rotating, extracting water in the second box body 3 by the conveying pipe 15 when the conveying pump 14 works, conveying the water to a spray head 17 through a corrugated pipe 16, spraying the water through the spray head 17, cleaning the inside of the third box body 4, keeping the inside of the third box body 4 clean, cleaning and drying in time after the soil collection, not affecting the accuracy of the collected sample at the next time, and enabling the soil quality evaluation to be more accurate, and the implementation mode particularly solves the problems that most soil collection and detection devices in the prior art are not cleaned and dried in time after the soil collection, the accuracy of the next sample collection is influenced, and the problem of large error in soil quality evaluation is caused.
The working principle is as follows:
Referring to the attached drawings 1-3 and fig. 5 of the specification, a worker starts the bamboo joint type electric push rod 7, starts the motor 9 at the same time, the motor 9 drives the fixed rod barrel 10, the spiral conveying rod 11 and the scraper 12 to rotate, the spiral conveying rod 11 starts to dig when rotating, the bamboo joint type electric push rod 7 drives the transverse plate 5 to move downwards when working, the telescopic rod 13 limits the movement of the transverse plate 5, the transverse plate 5 moves downwards and drives the third box body 4 to move downwards, the third box body 4 moves downwards and drives the spiral conveying rod 11 to move downwards, so that the spiral conveying rod 11 can continuously go deep downwards, the spiral conveying rod 11 can collect soil samples at different depths, the excavated soil samples can be conveyed to an outlet pipeline of the third box body 4 through the spiral conveying rod 11, the soil samples can be conveyed to the inside of the collecting box 21 through the outlet pipeline, and simultaneously starts the speed reduction motor 18, the speed reducing motor 18 drives the fixed frame 20 to rotate and the collecting boxes 21 to rotate, so that soil samples of different depths are collected in different collecting boxes 21, and at the moment, a worker manually presses the soil detector 23 downwards, so that the bottom end of the soil detector 23 is inserted into one of the collecting boxes 21 to detect the soil sample in the collecting box 21;
Referring to the attached drawings 1, 2 and 4 of the specification, after the soil sample collection is finished, the second handle is pulled, the side door 22 is opened, the bolt is unscrewed, the fixed rod barrel 10 is separated from the spiral conveying rod 11, then the motor 9 and the conveying pump 14 are started, the motor 9 works to drive the fixed rod barrel 10 to rotate, the fixed rod barrel 10 rotates to drive the scraper 12 to rotate, the scraper 12 rotates to scrape the soil sample adhered to the inner wall of the third box 4 and take down the soil sample, the conveying pump 14 works to pump water in the second box 3 through the conveying pipe 15, the water is conveyed to the spray head 17 through the corrugated pipe 16 and is sprayed through the spray head 17 to clean the interior of the third box 4.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The utility model provides an agricultural technology promotes and uses soil collection and detection device, includes base (1) and first box (2), its characterized in that: the first box body (2) is fixedly arranged at the top end of the base (1), the top end of the base (1) is fixedly provided with a second box body (3), the second box body (3) is arranged at one side of the first box body (2), the top end of the second box body (3) is provided with a cleaning mechanism, and a conveying mechanism is arranged in the first box body (2);
The conveying mechanism comprises a transverse plate (5), the transverse plate (5) is arranged inside a first box body (2), four fixing plates (6) are fixedly arranged on two side walls inside the first box body (2), one fixing plate (6) is fixedly provided with a bamboo joint type electric push rod (7) at the bottom end, the bottom end of the bamboo joint type electric push rod (7) is fixedly connected with the top end of the transverse plate (5), the other three fixing plates (6) are fixedly provided with telescopic rods (13) at the bottom end, the three telescopic rods (13) at the bottom end are fixedly connected with the top end of the transverse plate (5), a third box body (4) is arranged inside the first box body (2), the transverse plate (5) is sleeved at the outer end of the third box body (4), the third box body (4) is fixedly connected with the transverse plate (5), a motor (9) is fixedly arranged at the top end of the third box body (4), a fixing rod barrel (10) is, the bottom end of the fixed rod cylinder (10) extends into the third box body (4), a spiral conveying rod (11) is arranged in the third box body (4), and the top end of the spiral conveying rod (11) extends into the fixed rod cylinder (10);
Cleaning mechanism includes delivery pump (14), fixed establishing on second box (3) top of delivery pump (14), delivery pump (14) import end is fixed and is equipped with conveyer pipe (15), conveyer pipe (15) one end extends into inside second box (3), delivery pump (14) exit end is fixed and is equipped with bellows (16), bellows (16) one end is passed first box (2) and is extended into inside third box (4), bellows (16) bottom mounting is equipped with shower nozzle (17), fixed rod section of thick bamboo (10) outer end is fixed and is equipped with scraper blade (12), scraper blade (12) are established between screw conveying pole (11) and third box (4), scraper blade (12) are established in shower nozzle (17) bottom.
2. The agricultural technology popularizes and uses soil collection and detection device according to claim 1, characterized in that: base (1) bottom mounting is equipped with four wheels, a fixed rod section of thick bamboo (10) one side is equipped with the bolt, bolt one end is passed a fixed rod section of thick bamboo (10) and is contacted with auger delivery pole (11) outer end, the bolt passes through threaded connection with a fixed rod section of thick bamboo (10), diaphragm (5) inside is fixed and is equipped with gear motor (18), gear motor (18) are established at third box (4) rear end, gear motor (18) top is fixed and is equipped with dead lever (19), establish at diaphragm (5) top dead lever (19), gear motor (18) both sides are all fixed and are equipped with fixed frame (20), two fixed frame (20) are all established at third box (4) rear end, third box (4) rear end is equipped with the outlet duct, the outlet duct establishes at one of them fixed frame (20) top.
3. The agricultural technology popularizes and uses soil collection and detection device according to claim 1, characterized in that: first box (2) top is equipped with roof (8), roof (8) pass through the hinge with first box (2) and are articulated, roof (8) top is fixed and is equipped with the first in command.
4. The agricultural technology popularizes and uses soil collection and detection device according to claim 2, characterized in that: the two fixing frames (20) are internally provided with collecting boxes (21).
5. The agricultural technology popularizes and uses soil collection and detection device according to claim 3, characterized in that: the round hole has been seted up on roof (8) top, roof (8) top is equipped with soil detection appearance (23), the fixed rubber pad that is equipped with on the round hole inside wall, soil detection appearance (23) extend into inside first box (2) through the round hole, establish at one of them fixed frame (20) top soil detection appearance (23).
6. The agricultural technology popularizes and uses soil collection and detection device according to claim 2, characterized in that: third box (4) one side is equipped with side door (22), side door (22) are established in bolt one side, the fixed second handle that is equipped with on side door (22).
7. The agricultural technology popularizes and uses soil collection and detection device according to claim 2, characterized in that: the storage battery is fixedly arranged at the top end of the base (1), the storage battery is arranged at the other side of the first box body (2), a control panel is fixedly arranged at the front end of the first box body (2), and the conveying pump (14), the bamboo joint type electric push rod (7), the motor (9), the speed reduction motor (18) and the control panel are electrically connected with the storage battery.
8. The agricultural technology popularizes and uses soil collection and detection device according to claim 1, characterized in that: the water inlet pipe is fixedly arranged at the top end of the second box body (3), the top end of the water inlet pipe is provided with a sealing cover, and the sealing cover is connected with the water inlet pipe through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922149331.2U CN211179060U (en) | 2019-12-04 | 2019-12-04 | Agricultural technology promotes and uses soil collection and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922149331.2U CN211179060U (en) | 2019-12-04 | 2019-12-04 | Agricultural technology promotes and uses soil collection and detection device |
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| Publication Number | Publication Date |
|---|---|
| CN211179060U true CN211179060U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922149331.2U Expired - Fee Related CN211179060U (en) | 2019-12-04 | 2019-12-04 | Agricultural technology promotes and uses soil collection and detection device |
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| Country | Link |
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| CN (1) | CN211179060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268741A (en) * | 2020-11-28 | 2021-01-26 | 中原工学院 | Soil collection device for environmental remediation and use method |
-
2019
- 2019-12-04 CN CN201922149331.2U patent/CN211179060U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268741A (en) * | 2020-11-28 | 2021-01-26 | 中原工学院 | Soil collection device for environmental remediation and use method |
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Granted publication date: 20200804 Termination date: 20211204 |