Soil detection method for environment detection

Abstract

The invention relates to the technical field of soil detection, in particular to a soil detection method for environment detection. A soil detection method for environment detection comprises the following steps: SS01, delimiting a detection area, delimiting a soil detection position in a to-be-detected area, and arranging soil detection equipment at the detection position after delimiting the soil detection position, SS02, sampling and detecting, after the step SS01, setting an initial sampling depth by the soil detection equipment, and after delimiting the sampling depth, setting the initial sampling depth by the soil detection equipment. The soil detection equipment is used for sampling the soil sample at the depth, and soil detection under the depth condition is carried out after sampling is completed. The device has the beneficial effects that multi-depth sampling of ore soil and online detection operation of sampled soil can be integrally realized when the device works, and scattering treatment of a soil sample, uniform stirring treatment of the soil sample, original soil detection of the uniform stirring soil sample and compaction and drying treatment of the detected soil sample can be sequentially realized when the device is used for detecting the ore soil sample; and post-detecting the treated soil sample.

Description

Technical Field

[0001] The present invention relates to the technical field of soil detection, and in particular to a soil detection method for environmental detection. Background Art

[0002] Mineral resources are important natural resources. The development of mineral resources will cause mining environmental problems, seriously affecting the surrounding areas of the mining area, and making the work of mine environmental restoration and management very arduous and heavy. Mine soil testing is an important task. Its main purpose is to evaluate the impact of mining activities on the soil environment and determine whether the soil is suitable for ecological restoration or other uses.

[0003] In the prior art, the patent document with publication number CN221925709U discloses a mine soil detection device, which includes a drilling detection component, a loading component is installed on the inner wall of the drilling detection component, and a material removal component is installed on the bottom of the drilling detection component, which can automatically drill holes and improve soil detection efficiency. However, the existing detection equipment has the following shortcomings: 1. It is not convenient to realize multi-depth sampling of ore soil and online detection of sampled soil in one go; 2. It is not convenient to successively realize the breaking up of soil samples, the mixing of soil samples, the original soil testing of the mixed soil samples, the compaction and drying of the soil samples after testing, the post-testing of the soil samples after treatment, the automatic discharge of the waste soil after testing, and the automatic cleaning and maintenance of the testing device after a single sampling. 3. It is not convenient to reduce the mutual contamination rate during soil sample testing; Based on this, the present invention provides a soil detection method for environmental detection to solve the problems raised in the above background technology. Summary of the invention

[0004] The present invention aims at the technical problems existing in the prior art and provides a soil detection method for environmental detection to solve the problems that the existing devices are not convenient for realizing multi-depth sampling of ore soil and online detection of sampled soil in an integrated manner, and are not convenient for realizing the soil sample breaking-up, soil sample mixing, original soil detection of the mixed soil sample, compaction and drying of the soil sample after detection, post-detection of the soil sample after treatment, automatic discharge of detection waste soil and automatic cleaning and maintenance of the detection device after a single sampling is completed when detecting ore soil samples.

[0005] The technical solution of the present invention to solve the above technical problems is as follows: A soil detection method for environmental detection comprises the following steps: SS01. Delineation of the testing area: Delineation of soil testing locations in the area to be tested. After the soil testing locations are delineated, soil testing equipment is deployed at the testing locations. SS02, sampling and testing. After step SS01, the soil testing equipment sets an initial sampling depth. After the sampling depth is determined, the soil testing equipment samples the soil at the depth. After the sampling is completed, the soil testing is performed under the conditions of the depth. SS03, variable depth detection, after step SS02, the soil detection equipment performs self-cleaning and self-maintenance operations. After self-cleaning and self-maintenance, the soil detection equipment performs variable depth sampling and performs soil detection on the soil sampled after the variable depth; The soil detection equipment comprises an inspection frame and a liftable sampling frame, the sampling frame is provided with a continuous sampling and breaking up component for soil sampling and breaking up the sampled soil, the discharge end of the continuous sampling and breaking up component is connected with a sample feeding tube, the sample feeding tube is provided with a cleaning and sewage discharge component, the inner wall of the inspection frame is rotatably connected with a transfer frame driven by a first motor and is provided with a driving module and a lifting push rod, two detection rotary cylinders are rotatably provided on the transfer frame, a lifting platform is provided at the bottom end of the lifting push rod, and the inspection frame is provided with a plurality of detection rotary cylinders. Three sleeve shafts are rotatably installed, the detection rotor and the three sleeve shafts are driven by a driving module, the three sleeve shafts are transmission-connected with shafts, the three shafts are rotatably connected to the lifting platform, a rubber brush is installed at the bottom end of one shaft, a stirring frame is installed on another shaft, and an electric heating rolling plate is fixedly installed at the bottom end of the last shaft. Two inspection rods are installed on the lifting platform, the two inspection rods are slidably connected to the inspection frame, and a pre-detection probe set and a post-detection probe set are respectively installed at the bottom ends of the two inspection rods.

[0006] Based on the above technical solution, the present invention can also be improved as follows.

[0007] Furthermore, it also includes a load frame, which is equipped with an armrest, and a group of casters are installed on the bottom surface of the load frame. The inspection frame is fixedly connected to the load frame, and a single-chip microcomputer and a detection host are respectively installed on the load frame. The single-chip microcomputer and the detection host have bidirectional data transmission, and the pre-detection probe set and the post-detection probe set are both connected to the single-chip microcomputer data. A linear transmission module is installed on the load frame, and the linear transmission module is connected to the sampling frame in terms of transmission.

[0008] The beneficial effect of adopting the above further scheme is that, when in use, the single-chip microcomputer is used to monitor the detection data of the soil detection equipment in real time, and the detection data collected by the single-chip microcomputer is output to the detection host in real time and displayed.

[0009] The transmission mechanism that this suction pump is used for said suction pump is that this suction pump is connected with the suction pump of said suction pump, and the suction pump is connected with the suction pump of said suction pump through said suction pump.

[0010] The beneficial effect of adopting the above further scheme is that before detection, the linear transmission module sets the height of the sampling frame so that the sampling drill barrel moves to the specified depth of the soil to be detected. When the sampling drill barrel performs sampling operation, the sampling drill barrel and the spiral auger rotate at a set speed. When the spiral auger rotates, the conveying direction of the spiral auger is upward. The soil sample drilled by the spiral auger is finally discharged through the sample discharge port. The soil sample pieces discharged through the sample discharge port are broken up by a breaking rod. The broken soil sample samples are negatively pressured by a suction pump. The soil sample negatively pressured by the suction pump is finally discharged to the sample supply tube through a discharge pipe.

[0011] Furthermore, a spiral drill blade is installed on the sampling drill barrel, and a group of drill teeth are evenly distributed on the bottom surface of the sampling drill barrel. The sampling drill barrel and the detection rotary barrel are both hollow cylindrical structures with openings at both ends, and an electric butterfly valve is provided at the connection between the feed pipe and the sample feeding pipe.

[0012] The beneficial effect of adopting the above further solution is that, when in use, the connection between the feed pipe and the sample feeding pipe is controlled by setting the electric butterfly valve.

[0013] Furthermore, the cleaning and sewage discharge assembly includes a liquid storage tank installed on the load frame, a pump body is installed on the inspection frame, the liquid inlet port of the pump body is connected to the inner cavity of the liquid storage tank, the liquid outlet port of the pump body is connected to the sample feeding tube through a pump liquid pipe, a sewage cylinder with a top end opening is connected to the position on the inspection frame corresponding to the position below the detection rotary cylinder, and a waste sample storage cylinder is clamped on the load frame at a position corresponding to the position below the sewage cylinder, and the waste sample storage cylinder is arranged directly below the rubber brush.

[0014] The beneficial effect of adopting the above-mentioned further scheme is that when the device completes the detection project of single-depth soil sample, the detection drum with residual soil sample rotates to the top of the waste sample storage cylinder, and under the action of gravity, the residual soil sample in the detection drum enters the waste sample storage cylinder, and then the detection drum rotates again to the bottom of the sample feeding tube, and thereafter, the electric butterfly valve is closed. After the electric butterfly valve is closed, the pump liquid pipe quantitatively injects liquid into the interior of the detection drum, and after the injection is completed, the used stirring frame, pre-detection probe set, electric heating rolling plate, post-detection probe set and rubber brush are used in turn to carry out the detection drum with cleaning liquid, and the stirring frame, pre-detection probe set, electric heating rolling plate, post-detection probe set and rubber brush are cleaned. Through cleaning, the soil residue is reduced and the detection accuracy of the next depth sampling soil is guaranteed. At the same time, through the cleaning liquid injection setting in the detection drum and the setting of the rubber brush, the interior of the detection drum can be sufficiently cleaned and the residual rate of soil on the inner wall of the detection drum can be reduced.

[0015] Furthermore, the driving module includes a driving shaft rotatably connected to the indexing frame and a second motor installed on the inspection frame, the driving shaft is driven by the second motor, and a lower gear ring and an upper gear ring are respectively installed on the driving shaft, a lower gear is installed on the detection rotary cylinder, and the lower gear is transmission-connected to the lower gear ring, and an upper gear is installed on the sleeve shaft, and the upper gear is transmission-connected to the upper gear ring.

[0016] The beneficial effect of adopting the above further scheme is that during the detection operation, the detection rotor and the sleeve shaft both rotate at a set speed, and the rotation state of the detection rotor is used to reduce the adhesion rate of the soil to be tested in the detection rotor. After the test soil sample is injected into the sample tube, it is first stirred by a stirring rack. The stirred soil sample is pre-tested by a pre-test probe set for the original soil sample. After the original soil sample is tested, the pH value, temperature and humidity data set, and salt data of the original soil are measured. After the original soil is tested, it is dried, ground and compacted by an electric heating roller. After the original soil is dried, ground and compacted by the electric heating roller, it is tested for heavy metal residues by a post-test probe set.

[0017] Furthermore, an axis groove with openings at both ends and slidably connected to the rotating shaft is fixedly provided inside the sleeve shaft, and the cross sections of the axis groove and the rotating shaft are both regular polygons.

[0018] Furthermore, the pre-detection probe set includes a pH probe, a temperature and humidity probe, and a salt meter, and the post-detection probe set includes a fluorescence spectrometer and a soil rapid detector.

[0019] Furthermore, an electric heating plate is fixedly installed inside the electric heating rolling disc, and the sample feeding tube, stirring frame, pre-detection probe set, electric heating rolling disc, post-detection probe set and rubber brush are arranged in sequence in a clockwise direction on the inspection frame.

[0020] The beneficial effects of the present invention are: 1) When the present invention is working, it can realize the multi-depth sampling of ore soil and the online detection of sampled soil in an integrated manner. In addition, when detecting ore soil samples, the present device can successively realize the soil sample breaking-up process, soil sample mixing process, original soil detection of the mixed soil sample, compaction and drying process of the soil sample after detection, post-detection of the soil sample after treatment, automatic discharge of detection waste soil, and automatic cleaning and maintenance of the device after a single sampling. By realizing the above functions, the automation degree of the present device and the soil detection efficiency are effectively improved.

[0021] 2) In the present invention, during the detection operation, the detection rotor and the sleeve shaft both rotate at a set speed, and the rotation state of the detection rotor is used to reduce the adhesion rate of the soil to be tested in the detection rotor. After the detection soil sample is injected into the sample tube, it is first stirred by a stirring rack. The stirred soil sample is pre-tested by a pre-test probe set for the original soil sample. After the original soil sample is tested, the pH value, temperature and humidity data set, and salt data of the original soil are measured. After the original soil is tested, it is dried, ground and compacted by an electric heating roller. After the original soil is dried, ground and compacted by the electric heating roller, it is tested for heavy metal residues by a post-test probe set.

[0022] 3) In the present invention, when the device completes the detection project of single-depth soil sample, the detection drum with residual soil sample rotates to the top of the waste sample storage cylinder, and under the action of gravity, the residual soil sample in the detection drum enters the waste sample storage cylinder, and then the detection drum rotates again to the bottom of the sample feeding tube, and then the electric butterfly valve is closed. After the electric butterfly valve is closed, the pump liquid pipe quantitatively injects liquid into the interior of the detection drum, and after the injection is completed, the used stirring frame, pre-detection probe set, electric heating rolling plate, post-detection probe set and rubber brush are sequentially used to carry out the detection drum with cleaning liquid, and the stirring frame, pre-detection probe set, electric heating rolling plate, post-detection probe set and rubber brush are cleaned. Through cleaning, the soil residue is reduced and the detection accuracy of the next depth sampling soil is guaranteed. At the same time, through the cleaning liquid injection setting in the detection drum and the setting of the rubber brush, the interior of the detection drum can be sufficiently cleaned and the residual rate of soil on the inner wall of the detection drum can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the process of a soil detection method for environmental detection of the present invention; Figure 2 It is a structural schematic diagram of the soil detection equipment of the present invention; Figure 3 For the present invention Figure 1 A schematic diagram of the structure from another perspective; Figure 4 For the present invention Figure 3 A schematic diagram of the local enlarged structure at point A in the middle; Figure 5 It is a schematic diagram of the structure of the sampling frame and the sampling drill tube of the present invention; Figure 6 It is a schematic diagram of the cross-sectional structure of the sample drilling shaft and the breaking rod of the present invention; Figure 7 It is a structural schematic diagram of the inspection rod and the upper gear of the present invention; Figure 8 It is a schematic diagram of the cross-sectional structure of the electric butterfly valve and the drive shaft of the present invention; Fig. 9 It is a schematic diagram of the structure of the lifting push rod and the rotating shaft of the present invention; Fig.10 For the present invention Fig. 9 Schematic diagram of the local enlarged structure at point B in the middle.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows: 1. Soil testing equipment; 2. Inspection rack; 3. Sampling rack; 4. Sample feeding tube; 5. First motor; 6. Transfer rack; 7. Lifting push rod; 8. Detection rotary cylinder; 9. Lifting platform; 10. Sleeve shaft; 11. Rotary shaft; 12. Rubber brush; 13. Stirring rack; 14. Electric heating plate; 15. Inspection rod; 16. Pre-detection probe set; 17. Post-detection probe set; 18. Load rack; 19. Handrail; 20. Single chip microcomputer; 21. Detection host; 22. Linear transmission module; 23. Sample row cylinder ; 24. DC motor; 25. Sampling drill tube; 26. Drilling shaft; 27. Spiral auger; 28. Breaking rod; 29. ​​Sample discharge port; 30. Suction pump; 31. Suction hose; 32. Feed pipe; 33. Auger blade; 34. Electric butterfly valve; 35. Liquid storage tank; 36. Pump liquid pipe; 37. Drain cylinder; 38. Waste sample storage cylinder; 39. Drive shaft; 40. Second motor; 41. Lower gear ring; 42. Upper gear ring; 43. Lower gear; 44. Upper gear; 45. Negative pressure suction cylinder. DETAILED DESCRIPTION

[0025] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0026] The present invention provides the following preferred embodiments like Figure 1-10 As shown, a soil detection method for environmental detection comprises the following steps: SS01, detection area delineation, delineating soil detection positions in the area to be detected, and after the soil detection positions are delineated, deploying soil detection equipment 1 at the detection positions; SS02, sampling and testing. After step SS01, the soil testing device 1 sets an initial sampling depth. After the sampling depth is determined, the soil testing device 1 samples the soil sample at the depth. After the sampling is completed, the soil test is performed under the condition of the depth. SS03, variable depth detection, after step SS02, the soil detection device 1 performs self-cleaning and self-maintenance operations. After self-cleaning and self-maintenance, the soil detection device 1 performs variable depth sampling and performs soil detection on the soil sampled after the variable depth; The soil testing device 1 comprises a testing frame 2 and a liftable sampling frame 3; It also includes a load frame 18, on which a handrail 19 is installed, and a group of casters are installed on the bottom surface of the load frame 18. The inspection frame 2 is fixedly connected to the load frame 18, and a single-chip microcomputer 20 and a detection host 21 are respectively installed on the load frame 18. The single-chip microcomputer 20 and the detection host 21 have bidirectional data transmission; When in use, the single-chip microcomputer 20 is used to monitor the detection data of the soil detection device 1 in real time, and the detection data collected by the single-chip microcomputer 20 is output to the detection host 21 in real time and displayed; A linear transmission module 22 is installed on the load frame 18, and the linear transmission module 22 is transmission-connected with the sampling frame 3; A continuous sampling and breaking component for soil sampling and breaking up the sampled soil is installed on the sampling frame 3, and the discharge end of the continuous sampling and breaking up component is connected to a sample feeding tube 4; The continuous sampling and breaking up component includes a sample row barrel 23 and a DC motor 24 fixedly mounted on the sampling frame 3. The bottom end of the sample row barrel 23 is rotatably connected to a sampling drill barrel 25. The sampling drill barrel 25 is equipped with an auger blade 33. The bottom surface of the sampling drill barrel 25 is evenly distributed with a group of drill teeth. The inner wall of the sampling drill tube 25 is rotatably connected with a drilling shaft 26, and the output shaft end of the DC motor 24 is drivingly connected with two ring toothed belts, which are respectively drivingly connected with the drilling shaft 26 and the sampling drill tube 25; A spiral auger 27 is installed on the sample drilling shaft 26, and the spiral auger 27 is fitted with the sample row tube 23 and the sampling drill tube 25. A negative pressure suction cylinder 45 is installed on the sample row tube 23, and the negative pressure suction cylinder 45 is rotatably sleeved on the sampling drill tube 25. A plurality of groups of breaking rods 28 are installed on the sampling drill tube 25 and at positions corresponding to the inner side of the negative pressure suction cylinder 45. A group of sample row ports 29 are opened on the sampling drill tube 25 and at positions corresponding to the top of the breaking rods 28. A suction pump 30 is installed on the load frame 18. The suction port of the suction pump 30 is connected to a suction hose 31. The other end of the suction hose 31 is connected to the negative pressure suction cylinder 45. The discharge port of the suction pump 30 is connected to the sample feeding tube 4 through a discharge pipe 32.

[0027] An electric butterfly valve 34 is provided at the connection point between the feed pipe 32 and the sample feeding pipe 4; When in use, the electric butterfly valve 34 is set to control whether the feed pipe 32 is connected to the sample feeding pipe 4.

[0028] Before detection, the linear transmission module 22 sets the height of the sampling frame 3 so that the sampling drill tube 25 moves to the specified depth of the soil to be detected. When the sampling drill tube 25 performs sampling operation, the sampling drill tube 25 and the spiral auger 27 rotate at a set speed. When the spiral auger 27 rotates, the conveying direction of the spiral auger 27 is upward. The soil sample drilled by the spiral auger 27 is finally discharged through the sample discharge port 29. The soil sample pieces discharged through the sample discharge port 29 are broken up by the breaking rod 28. The broken soil sample samples are negatively pressured by the suction pump 30. The soil samples negatively pressured by the suction pump 30 are finally discharged to the sample supply tube 4 through the discharge pipe 32.

[0029] A cleaning and sewage discharge assembly is provided on the sample feeding tube 4; The cleaning and sewage discharge assembly includes a liquid storage tank 35 installed on the load frame 18, a pump body is installed on the inspection frame 2, the liquid inlet port of the pump body is connected to the inner cavity of the liquid storage tank 35, and the liquid outlet port of the pump body is connected to the sample feeding tube 4 through a pump liquid pipe 36. A sewage discharge cylinder 37 with a top opening is connected to the inspection frame 2 and corresponds to the position below the detection rotary cylinder 8. A waste sample storage cylinder 38 is clamped on the load frame 18 and corresponds to the position below the sewage discharge cylinder 37. The waste sample storage cylinder 38 is arranged directly below the rubber brush 12.

[0030] When the device has completed the single-depth soil sample test project, the test drum 8 with the residual soil sample rotates to the top of the waste sample storage cylinder 38. Under the action of gravity, the residual soil sample in the test drum 8 enters the waste sample storage cylinder 38. Subsequently, the test drum 8 rotates again to the bottom of the sample feeding tube 4. After that, the electric butterfly valve 34 is closed. After the electric butterfly valve 34 is closed, the pump liquid pipe 36 quantitatively injects liquid into the interior of the test drum 8. After the injection is completed, the stirring frame 13, the pre-detection probe set 16, and the electric heating roller are used. The disc 14, the rear detection probe set 17 and the rubber brush 12 are sequentially cleaned with the detection drum 8 containing the cleaning liquid, and the stirring frame 13, the pre-detection probe set 16, the electric heating rolling disc 14, the rear detection probe set 17 and the rubber brush 12 are cleaned. Through cleaning, the soil residue is reduced and the detection accuracy of the subsequent deep sampling of the soil is guaranteed. At the same time, through the cleaning liquid injection setting in the detection drum 8 and the setting of the rubber brush 12, the interior of the detection drum 8 can be sufficiently cleaned and the residual rate of soil on the inner wall of the detection drum 8 can be reduced.

[0031] The inner wall of the inspection frame 2 is rotatably connected to a transfer frame 6 driven by a first motor 5 and is equipped with a driving module and a lifting push rod 7. Two inspection rotary cylinders 8 are rotatably installed on the transfer frame 6. The sampling drill tube 25 and the detection rotary tube 8 are both hollow cylindrical structures with openings at both ends; A lifting platform 9 is installed at the bottom end of the lifting push rod 7, and three sleeve shafts 10 are rotatably installed on the inspection frame 2. The inspection rotary cylinder 8 and the three sleeve shafts 10 are driven by a driving module; The driving module includes a driving shaft 39 rotatably connected to the indexing frame 6 and a second motor 40 installed on the inspection frame 2. The driving shaft 39 is driven by the second motor 40. A lower gear ring 41 and an upper gear ring 42 are respectively installed on the driving shaft 39. A lower gear 43 is installed on the detection rotary cylinder 8, and the lower gear 43 is transmission-connected to the lower gear ring 41. An upper gear 44 is installed on the sleeve shaft 10, and the upper gear 44 is transmission-connected to the upper gear ring 42.

[0032] During the detection operation, the detection rotor 8 and the sleeve shaft 10 both rotate at a set speed, and the rotation state of the detection rotor 8 is used to reduce the adhesion rate of the soil to be tested in the detection rotor 8. After the detection soil sample is injected into the sample tube 4, it is first stirred by the stirring frame 13. The stirred soil sample is pre-tested by the pre-test probe set 16 for the original soil sample. After the original soil sample is tested, the pH value, temperature and humidity data set, and salt data of the original soil are measured. After the original soil is tested, it is dried, ground and compacted by the electric heating roller 14. After the original soil is dried, ground and compacted by the electric heating roller 14, it is tested for heavy metal residues by the post-test probe set 17.

[0033] The three sleeve shafts 10 are all connected to the rotating shaft 11 in a transmission manner; The sleeve shaft 10 is fixedly provided with an axis groove with both ends opened and slidably connected to the rotating shaft 11. The cross sections of the axis groove and the rotating shaft 11 are both regular polygons. The three rotating shafts 11 are all rotatably connected to the lifting platform 9, a rubber brush 12 is installed on the bottom end of one rotating shaft 11, a stirring frame 13 is installed on the other rotating shaft 11, and an electric heating plate 14 is fixedly installed on the bottom end of the last rotating shaft 11, and an electric heating plate is fixedly installed inside the electric heating plate 14. Two inspection rods 15 are installed on the lifting platform 9, and the two inspection rods 15 are slidably connected to the inspection frame 2, and the bottom ends of the two inspection rods 15 are respectively installed with a pre-detection probe set 16 and a post-detection probe set 17.

[0034] The sample feeding tube 4, the stirring frame 13, the pre-detection probe set 16, the electric heating rolling plate 14, the post-detection probe set 17 and the rubber brush 12 are sequentially arranged in a clockwise direction on the inspection frame 2; The pre-detection probe set 16 and the post-detection probe set 17 are both data-connected to the single-chip microcomputer 20; The pre-detection probe set 16 includes a pH probe, a temperature and humidity probe, and a salt meter, and the post-detection probe set 17 includes a fluorescence spectrometer and a soil rapid detector.

[0035] PH probes, temperature and humidity probes, salt meters, fluorescence spectrometers and soil rapid testers can all be customized or selected according to actual needs.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A soil detection method for environmental detection, characterized in that: The following steps are involved: SS01, detection area demarcation, demarcation of soil detection locations in the area to be detected, after the soil detection locations are demarcated, soil detection equipment is deployed at the detection locations (1); SS02, sampling and testing. After step SS01, the soil testing device (1) sets an initial sampling depth. After the sampling depth is determined, the soil testing device (1) samples the soil sample at the depth. After the sampling is completed, the soil test is performed under the condition of the depth. SS03, variable depth detection, after step SS02, the soil detection device (1) performs self-cleaning and self-maintenance operations, and after self-cleaning and self-maintenance, the soil detection device (1) performs variable depth sampling and performs soil detection on the soil sampled after the variable depth; The soil detection device (1) comprises a detection frame (2) and a liftable sampling frame (3), the sampling frame (3) being provided with a continuous sampling and breaking up component for soil sampling and breaking up the sampled soil, the discharge end of the continuous sampling and breaking up component being connected to a sample feeding pipe (4), the sample feeding pipe (4) being provided with a cleaning and sewage discharge component.

2. A soil detection method for environmental detection according to claim 1, characterized in that: The inner wall of the inspection frame (2) is rotatably connected to a transfer frame (6) driven by a first motor (5) and is equipped with a driving module and a lifting push rod (7). Two detection rotary cylinders (8) are rotatably installed on the transfer frame (6). A lifting platform (9) is installed at the bottom end of the lifting push rod (7). Three sleeve shafts (10) are rotatably installed on the inspection frame (2). The detection rotary cylinders (8) and the three sleeve shafts (10) are all driven by the driving module. The three sleeve shafts (10) are all transmission-connected to a rotary shaft (11). The three The rotating shafts (11) are rotatably connected to the lifting platform (9), a rubber brush (12) is installed at the bottom end of one of the rotating shafts (11), a stirring frame (13) is installed on the other rotating shaft (11), and an electric heating rolling plate (14) is fixedly installed at the bottom end of the last rotating shaft (11). Two inspection rods (15) are installed on the lifting platform (9), and the two inspection rods (15) are slidably connected to the inspection frame (2), and the bottom ends of the two inspection rods (15) are respectively installed with a pre-detection probe set (16) and a post-detection probe set (17).

3. A soil detection method for environmental detection according to claim 2, characterized in that: It also comprises a load frame (18), the load frame (18) is provided with a handrail (19), the bottom surface of the load frame (18) is provided with a set of casters, the inspection frame (2) is fixedly connected to the load frame (18), a single chip microcomputer (20) and a detection host (21) are respectively installed on the load frame (18), the single chip microcomputer (20) and the detection host (21) are bidirectionally data-transmitted, the pre-detection probe set (16) and the post-detection probe set (17) are both data-connected to the single chip microcomputer (20), a linear transmission module (22) is installed on the load frame (18), and the linear transmission module (22) is transmission-connected to the sampling frame (3); The continuous sampling and scattering component comprises a sample row barrel (23) and a DC motor (24) fixedly mounted on the sampling frame (3); the bottom end of the sample row barrel (23) is rotatably connected to a sampling drill barrel (25); the inner wall of the sampling drill barrel (25) is rotatably connected to a sample drilling shaft (26); the output shaft end of the DC motor (24) is drivingly connected to two ring toothed belts; the two ring toothed belts are respectively drivingly connected to the sample drilling shaft (26) and the sampling drill barrel (25); a spiral auger (27) is mounted on the sample row barrel (23) and the sampling drill barrel (25); a negative pressure sensor (26) is mounted on the sample row barrel (23); A negative pressure suction cylinder (45), the negative pressure suction cylinder (45) is rotatably sleeved on the sampling drill cylinder (25), a plurality of groups of breaking rods (28) are installed on the sampling drill cylinder (25) and at positions corresponding to the inner side of the negative pressure suction cylinder (45), a group of sample discharge ports (29) are opened on the sampling drill cylinder (25) and at positions corresponding to the upper sides of the breaking rods (28), a suction pump (30) is installed on the load frame (18), a suction port of the suction pump (30) is connected to a suction hose (31), the other end of the suction hose (31) is connected to the negative pressure suction cylinder (45), and a discharge port of the suction pump (30) is connected to the sample feeding tube (4) through a discharge pipe (32); The driving module comprises a driving shaft (39) rotatably connected to the indexing frame (6) and a second motor (40) mounted on the inspection frame (2); the driving shaft (39) is driven by the second motor (40); a lower gear ring (41) and an upper gear ring (42) are respectively mounted on the driving shaft (39); a lower gear (43) is mounted on the inspection rotary cylinder (8); the lower gear (43) is in transmission connection with the lower gear ring (41); an upper gear (44) is mounted on the sleeve shaft (10); the upper gear (44) is in transmission connection with the upper gear ring (42).

4. A soil detection method for environmental detection according to claim 3, characterized in that: The sampling drill tube (25) is provided with a spiral drill blade (33), and the bottom surface of the sampling drill tube (25) is evenly distributed with a group of drill teeth. The sampling drill tube (25) and the detection rotary cylinder (8) are both hollow cylindrical structures with openings at both ends. An electric butterfly valve (34) is provided at the connection point between the feed tube (32) and the sample feeding tube (4).

5. A soil detection method for environmental detection according to claim 3, characterized in that: The cleaning and sewage discharge assembly comprises a liquid storage tank (35) mounted on the load frame (18); a pump body is mounted on the inspection frame (2); a liquid inlet port of the pump body is connected to the inner cavity of the liquid storage tank (35); a liquid outlet port of the pump body is connected to the sample supply tube (4) via a pump liquid pipe (36); a sewage discharge cylinder (37) with a top opening is connected to a position on the inspection frame (2) corresponding to the position below the detection rotary cylinder (8); a waste sample storage cylinder (38) is clamped on a position on the load frame (18) corresponding to the position below the sewage discharge cylinder (37); and the waste sample storage cylinder (38) is arranged directly below the rubber brush (12).

6. A soil detection method for environmental detection according to claim 5, characterized in that: The sleeve shaft (10) is fixedly provided with an axis groove with two ends open and slidably connected to the rotating shaft (11), and the cross-sections of the axis groove and the rotating shaft (11) are both regular polygons.

7. A soil detection method for environmental detection according to claim 3, characterized in that: The pre-detection probe set (16) includes a pH probe, a temperature and humidity probe, and a salt meter, and the post-detection probe set (17) includes a fluorescence spectrometer and a soil rapid detector.

8. A soil detection method for environmental detection according to claim 3, characterized in that: An electric heating plate is fixedly installed inside the electric heating rolling disc (14), and the sample feeding tube (4), the stirring frame (13), the pre-detection probe set (16), the electric heating rolling disc (14), the post-detection probe set (17) and the rubber brush (12) are arranged in sequence in a clockwise direction on the inspection frame (2).

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