Soil sampling treatment device for environmental monitoring

Abstract

The invention discloses a soil sampling treatment device for environmental monitoring, and relates to the technical field of soil sampling treatment.The soil sampling treatment device comprises a supporting base, a plurality of fixed guide rods are fixedly connected to one side of the upper portion of the supporting base, a supporting limiting baffle is fixedly connected to the upper portions of the fixed guide rods, and a sampling mechanism is slidably connected to the fixed guide rods; an adjusting and moving assembly is slidably connected to the side, away from the fixed guide rod, of the upper portion of the supporting and fixing base, a sample soil collecting and conveying assembly used for receiving soil in the sampling mechanism is fixedly connected to the upper portion of the adjusting and moving assembly and communicates with the soil crushing bin, a sample crushing assembly is rotationally connected into the soil crushing bin, and the sample crushing assembly is in transmission connection with a sample screening assembly; the lower portion of the sample screening assembly communicates with the uniform mixing barrel through a discharging box, a collecting and mixing assembly used for mixing soil screened by the sample screening assembly is rotationally connected into the uniform mixing barrel, and the lower portion of the collecting and mixing assembly communicates with the detection box through a communicating pipe. The device is efficient and convenient, through automatic operation, the soil sampling treatment efficiency is improved, the manual operation time is shortened, and the labor intensity of operators is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of soil sampling and processing, in particular to a soil sampling and processing device for environmental monitoring. Background Art

[0002] Soil environmental monitoring is an important part of environmental protection work. By collecting, analyzing and processing soil samples, we can understand the soil pollution status, evaluate the environmental quality, and provide a scientific basis for the formulation of environmental protection policies and measures.

[0003] Traditional soil sampling devices are usually not able to perform processing work at the same time. Sampling and processing detection require manual processing, which is not only cumbersome, but also takes a long time to process, and easily leads to problems such as inaccurate data. For this reason, those skilled in the art have proposed a soil sampling and processing device for environmental monitoring to solve the problems raised in the above background. Summary of the invention

[0004] The object of the present invention is to provide a soil sampling and processing device for environmental monitoring to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions: A soil sampling and processing device for environmental monitoring comprises a supporting base, characterized in that a plurality of fixed guide rods are fixedly connected to one side above the supporting base, a limited support baffle is fixedly connected to the fixed guide rod, a sampling mechanism is slidably connected to the fixed guide rod, a transfer assembly is slidably connected to the side above the supporting base away from the fixed guide rod, a sample soil collection and transportation assembly for receiving soil in the sampling mechanism is fixedly connected to the transfer assembly, the sample soil collection and transportation assembly is connected to a soil crushing bin, a sample crushing assembly is rotatably connected inside the soil crushing bin, and a sample crushing assembly is transmission-connected to a sample screen assembly; The sample screening assembly includes a coarse screen shaking plate and a fine vibrating screen which are slidably arranged in sequence below the sample crushing assembly; the coarse screen shaking plate is connected to an extension rod for driving it to vibrate laterally; one end of the extension rod is rotationally connected to one end of the translation rotating rod; the other end of the translation rotating rod is rotationally connected to one end of the dial plate; the other end of the dial plate is rotationally connected to the moving screen gear; the moving screen gear is also connected to a rotary top cam for driving the fine vibrating screen to vibrate longitudinally.

[0006] As a further solution of the present invention: the sample crushing component includes a processing motor, the processing motor is rotatably connected to a crushing shaft, the crushing shaft is rotatably connected to a soil crushing bin, a soil sample crushing roller is fixedly connected to the crushing shaft, a baffle plate is provided on one side of the soil sample crushing roller, and the baffle plate is fixedly connected to the soil crushing bin.

[0007] As a further solution of the present invention: the moving screen gear is meshed with the vibration adjustment gear, the vibration adjustment gear is fixedly connected to the crushing shaft, the extension rod is fixedly connected to the vibration moving block, the vibration moving block is slidably connected inside the adjustment block, and the moving screen gear is rotationally connected to the adjustment block through the gear shaft on the side away from the dial plate; a pulling control spring is provided on the adjustment block, the pulling control spring is fixedly connected to the vibration moving block, a coarse screen shaking plate is fixedly connected above the vibration moving block, and a rotating top cam is fixedly connected to the end of the moving screen gear away from the dial plate, and the rotating top cam cooperates with the fine vibration screen.

[0008] As a further solution of the present invention: the mixing assembly includes an axial gear connected to the crushing shaft through a co-rotating belt transmission, the axial gear is meshed with several mixing gears, the mixing gear is meshed with a fixed gear ring, the mixing gear is fixedly connected to a sample uniform rotating rod, and a plurality of lifting and mixing plates are fixedly connected to the sample uniform rotating rod.

[0009] Compared with the prior art, the beneficial effects of the present invention are: 1. The present invention is efficient and convenient. Through automated operation, the efficiency of soil sampling and processing is improved, the manual operation time is reduced, and the labor intensity of operators is reduced; 2. The error is reduced. After the sampling is completed by the sampling mechanism, the sample is directly processed and tested, which reduces the transportation and operation time in the middle and ensures the accuracy of the results; 3. Pollution is prevented. Through the integration of sampling and processing functions, the risk of sample contamination during transportation is reduced; 4. Multifunctionality, sampling and extraction can be carried out for different soil layers, making the full-time function more comprehensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the structure of a soil sampling and processing device for environmental monitoring; Figure 2 This is a schematic diagram of the structure of a sample collection component of a soil sampling and processing device for environmental monitoring; Figure 3 It is a schematic diagram of the structure of a sampling and positioning component of a soil sampling and processing device for environmental monitoring; Figure 4 This is a schematic diagram of the structure of the sample processing part of a soil sampling and processing device for environmental monitoring; Figure 5 It is a schematic diagram of the structure of a sample crushing component of a soil sampling and processing device for environmental monitoring; Figure 6 It is a schematic diagram of the structure of a soil sampling and processing device for environmental monitoring; Figure 7 This is a schematic diagram of the structure of a sample sieve assembly of a soil sampling and processing device for environmental monitoring; Figure 8 It is a schematic diagram of the structure of a soil sampling and processing device for environmental monitoring; In the figure: 1. Support base; 2. Fixed guide rod; 3. Support limit baffle; 4. Sampling mechanism; 5. Transfer assembly; 6. Sample soil collection and transportation assembly; 7. Soil crushing bin; 8. Sample crushing assembly; 9. Sample sieve assembly; 10. Mixing barrel; 11. Mixing assembly; 12. Detection box; 13. Sampling adjustment assembly; 14. Drilling motor; 15. Press-in telescopic rod; 16. Sample collection assembly; 17. Depth adjustment drill bit; 18. Hydraulic adjustment rod; 19. Rotation block; 20. Positioning gear; 21. Rotation limit rack; 22. Position control rack; 23. Anti-slip sleeve; 24. Sample collection bin; 25. Push-collection adjustment rod; 26. Sample half barrel; 27. Block plate ; 28. Adjusting screw; 29. ​​Rotating adjusting disk; 30. Sliding carrier; 31. Receiving tube; 32. Transfer box; 33. Driving shaft; 34. Wrapping auger; 35. Processing motor; 36. Crushing shaft; 37. Sample crushing roller; 38. Baffle plate; 39. Vibration adjustment gear; 40. Moving screen gear; 41. Turning plate; 42. Translation rod; 43. Extension rod; 44. Vibration shifting block; 45. Adjusting block; 46. Pull control spring; 47. Coarse screen shaking plate; 48. Rotating top cam; 49. Fine vibration screen; 50. Axial gear; 51. Mixing gear; 52. Sample uniform rotating rod; 53. Lifting mixing plate; 54. Fixed gear ring. DETAILED DESCRIPTION

[0011] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0012] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0013] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0014] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0015] Example 1: Please refer to Figure 1-Figure 8 , including a supporting base 1, characterized in that a plurality of fixed guide rods 2 are fixedly connected to one side above the supporting base 1, a limited support baffle 3 is fixedly connected to the fixed guide rod 2, a sampling mechanism 4 is slidably connected to the fixed guide rod 2, a transfer assembly 5 is slidably connected to the side of the supporting base 1 away from the fixed guide rod 2, a sample soil collection and transportation assembly 6 for receiving soil in the sampling mechanism 4 is fixedly connected to the transfer assembly 5, the sample soil collection and transportation assembly 6 is connected to the soil crushing bin 7, the soil crushing bin 7 is rotatably connected to the sample crushing assembly 8, and the sample crushing assembly 8 is transmission-connected to the sample sieve assembly 9; The sample screening assembly 9 includes a coarse screen shaking plate 47 and a fine vibrating screen 49 which are slidably arranged in sequence below the sample crushing assembly 8; the coarse screen shaking plate 47 is connected to an extension rod 43 for driving it to vibrate laterally; one end of the extension rod 43 is rotationally connected to one end of a translation rotating rod 42; the other end of the translation rotating rod 42 is rotationally connected to one end of a dial plate 41; the other end of the dial plate 41 is rotationally connected to a moving screen gear 40; the moving screen gear 40 is also connected to a rotary top cam 48 for driving the fine vibrating screen 49 to vibrate longitudinally.

[0016] The sample screen assembly 9 is connected to a mixing barrel 10 through a drop box at the bottom. A mixing assembly 11 for mixing soil sieved by the sample screen assembly 9 is rotatably connected inside the mixing barrel 10. The mixing assembly 11 is connected to a detection box 12 through a connecting pipe at the bottom.

[0017] The sampling mechanism 4 includes a sampling and positioning assembly 13 fixedly connected to the support baffle 3, the sampling and positioning assembly 13 is slidably connected to the fixed guide rod 2, a drilling motor 14 is fixedly connected to the sampling and positioning assembly 13, the drilling motor 14 is rotatably connected to a pressing telescopic rod 15, a sample collecting assembly 16 is fixedly connected to the bottom of the pressing telescopic rod 15, and a depth adjusting drill bit 17 is fixedly connected to the bottom of the sample collecting assembly 16.

[0018] The sampling positioning assembly 13 includes a hydraulic adjustment rod 18 fixedly connected to the support limit baffle 3, a rotating block 19 fixedly connected to the bottom of the hydraulic adjustment rod 18, a positioning gear 20 rotatably connected to the rotating block 19, one side of the positioning gear 20 is meshed with a rotation limiting rack 21, the rotation limiting rack 21 is fixedly connected to the support limit baffle 3, the other side of the positioning gear 20 is meshed with a position control rack 22, an anti-dropout sleeve 23 is fixedly connected below the position control rack 22, and the anti-dropout sleeve 23 is slidably connected to the fixed guide rod 2.

[0019] The sample collecting assembly 16 includes a sample collecting bin 24 fixedly connected below the pressing telescopic rod 15, a pushing and adjusting rod 25 is fixedly connected inside the sample collecting bin 24, and a sample holding half barrel 26 is fixedly connected to one end of the pushing and adjusting rod 25 away from the sample collecting bin 24.

[0020] First, the hydraulic adjustment rod 18 drives the positioning gear 20 to move, so that the control rack 22 moves downward, and the drilling motor 14 drives the pressing telescopic rod 15 to rotate, and the depth-adjusting drill bit 17 drills a hole. After entering the appropriate depth, the push-collection extension rod 25 pushes the sample half bucket 26 to collect the sample soil.

[0021] Example 2: Please refer to Figure 1-Figure 8 , including a supporting base 1, characterized in that a plurality of fixed guide rods 2 are fixedly connected to one side above the supporting base 1, a limited support baffle 3 is fixedly connected to the fixed guide rod 2, a sampling mechanism 4 is slidably connected to the fixed guide rod 2, a transfer assembly 5 is slidably connected to the side of the supporting base 1 away from the fixed guide rod 2, a sample soil collection and transportation assembly 6 for receiving soil in the sampling mechanism 4 is fixedly connected to the transfer assembly 5, the sample soil collection and transportation assembly 6 is connected to the soil crushing bin 7, the soil crushing bin 7 is rotatably connected to the sample crushing assembly 8, and the sample crushing assembly 8 is transmission-connected to the sample sieve assembly 9; The sample screening assembly 9 includes a coarse screen shaking plate 47 and a fine vibrating screen 49 which are slidably arranged in sequence below the sample crushing assembly 8; the coarse screen shaking plate 47 is connected to an extension rod 43 for driving it to vibrate laterally; one end of the extension rod 43 is rotationally connected to one end of a translation rotating rod 42; the other end of the translation rotating rod 42 is rotationally connected to one end of a dial plate 41; the other end of the dial plate 41 is rotationally connected to a moving screen gear 40; the moving screen gear 40 is also connected to a rotary top cam 48 for driving the fine vibrating screen 49 to vibrate longitudinally.

[0022] The sample screen assembly 9 is connected to a mixing barrel 10 through a drop box at the bottom. A mixing assembly 11 for mixing soil sieved by the sample screen assembly 9 is rotatably connected inside the mixing barrel 10. The mixing assembly 11 is connected to a detection box 12 through a connecting pipe at the bottom.

[0023] The sampling mechanism 4 includes a sampling and positioning assembly 13 fixedly connected to the support baffle 3, the sampling and positioning assembly 13 is slidably connected to the fixed guide rod 2, a drilling motor 14 is fixedly connected to the sampling and positioning assembly 13, the drilling motor 14 is rotatably connected to a pressing telescopic rod 15, a sample collecting assembly 16 is fixedly connected to the bottom of the pressing telescopic rod 15, and a depth adjusting drill bit 17 is fixedly connected to the bottom of the sample collecting assembly 16.

[0024] The sampling positioning assembly 13 includes a hydraulic adjustment rod 18 fixedly connected to the support limit baffle 3, a rotating block 19 fixedly connected to the bottom of the hydraulic adjustment rod 18, a positioning gear 20 rotatably connected to the rotating block 19, one side of the positioning gear 20 is meshed with a rotation limiting rack 21, the rotation limiting rack 21 is fixedly connected to the support limit baffle 3, the other side of the positioning gear 20 is meshed with a position control rack 22, an anti-dropout sleeve 23 is fixedly connected below the position control rack 22, and the anti-dropout sleeve 23 is slidably connected to the fixed guide rod 2.

[0025] The sample collecting assembly 16 includes a sample collecting bin 24 fixedly connected below the pressing telescopic rod 15, a pushing and adjusting rod 25 is fixedly connected inside the sample collecting bin 24, and a sample holding half barrel 26 is fixedly connected to one end of the pushing and adjusting rod 25 away from the sample collecting bin 24.

[0026] First, the hydraulic adjustment rod 18 drives the positioning gear 20 to move, so that the control rack 22 moves downward, and the drilling motor 14 drives the pressing telescopic rod 15 to rotate, and the depth-adjusting drill bit 17 drills a hole. After entering the appropriate depth, the push-collection extension rod 25 pushes the sample half bucket 26 to collect the sample soil.

[0027] The adjustment assembly 5 includes a baffle plate 27 fixedly connected to one side of the supporting base 1, a transfer screw 28 is rotatably connected to the baffle plate 27, one end of the transfer screw 28 is fixedly connected to a rotating adjustment disk 29, and a sliding carrier 30 is threadedly connected to the transfer screw 28, and the sliding carrier 30 is slidably connected above the supporting base 1 through a fixed slider.

[0028] The soil collecting and transporting assembly includes a material collecting pipe 31, which is connected to a transfer box 32. A driving shaft 33 is rotatably connected below the transfer box 32, and the driving shaft 33 is rotatably connected to the sliding carrier plate 30. A winding auger 34 is fixedly connected above the driving shaft 33, and the winding auger 34 is rotatably connected to the transfer box 32.

[0029] Then the sampling mechanism 4 is raised, and the adjusting screw 28 is driven to rotate by rotating the adjusting disk 29, and the sliding carrier 30 is moved to the sampling mechanism 4. The sample soil is pushed out by the sample collecting assembly 16 and falls into the receiving tube 31, and the rolling conveying auger 34 is driven by the driving shaft 33 for transportation.

[0030] The sample crushing assembly 8 includes a processing motor 35, which is rotatably connected to a crushing shaft 36, which is rotatably connected to a soil crushing bin 7, to which a soil sample crushing roller 37 is fixedly connected, and a baffle plate 38 is provided on one side of the soil sample crushing roller 37, which is fixedly connected to the soil crushing bin 7.

[0031] Then, the processing motor 35 drives the crushing shaft 36 to rotate, thereby driving the soil sample crushing roller 37 to crush the soil sample.

[0032] The moving screen gear 40 is meshed with the vibration adjustment gear 39, the vibration adjustment gear 39 is fixedly connected to the crushing shaft 36, the extension rod 43 is fixedly connected to the vibration shifting block 44, the vibration shifting block 44 is slidably connected inside the adjustment block 45, and the moving screen gear 40 is rotationally connected to the adjustment block 45 through the gear shaft on the side away from the dial plate 41; the adjustment block 45 is provided with a pulling control spring 46, the pulling control spring 46 is fixedly connected to the vibration shifting block 44, and a coarse screen shaking plate 47 is fixedly connected above the vibration shifting block 44, and a rotating top cam 48 is fixedly connected to the end of the moving screen gear 40 away from the dial plate 41, and the rotating top cam 48 cooperates with the fine vibration screen 49.

[0033] At the same time, the vibration adjustment gear 39 drives the dynamic screen gear 40 to rotate, and then the dial plate 41 drives the translation rod 42 to rotate, so that the vibration block 44 drives the coarse screen shaking plate 47 to shake for preliminary screening, and then the fine vibration screen 49 is driven by the rotating top cam 48 to vibrate up and down for screening.

[0034] The mixing assembly 11 includes an axial gear 50 connected to the crushing shaft 36 through a co-rotating belt transmission, the axial gear 50 is meshed with a plurality of mixing gears 51, the mixing gears 51 are meshed with a matching gear ring 54, and a sample uniform rotating rod 52 is fixedly connected to the mixing gear 51, and a plurality of lifting and mixing plates 53 are fixedly connected to the sample uniform rotating rod 52.

[0035] Finally, the mixing gear 51 is driven to rotate by the shaft gear 50, so that the sample uniform rotating rod 52 and the lifting mixing plate 53 can fully mix the sample.

[0036] The working principle of the present invention is: First, the hydraulic adjustment rod 18 drives the positioning gear 20 to move, so that the control rack 22 moves downward, and the drilling motor 14 drives the pressing telescopic rod 15 to rotate, and the depth-adjusting drill bit 17 drills holes. After entering the appropriate depth, the push-collection adjustment rod 25 pushes the sample half barrel 26 to collect the sample soil. Then, the sampling mechanism 4 is raised, and the adjustment screw 28 is driven to rotate by rotating the adjustment disk 29, and the sliding carrier 30 is moved toward the sampling mechanism 4. The sample soil is pushed out and falls into the receiving tube 31 through the sample collection component 16, and the rolling conveying auger 34 is driven by the driving shaft 33 for transportation. Then, the crushing shaft 36 is driven by the processing motor 35 to rotate, and then the sample soil crushing roller 37 is driven to crush it. At the same time, the vibration adjustment gear 39 drives the dynamic screen gear 40 to rotate, and then the dial plate 41 drives the translation rod 42 to rotate, so that the vibration block 44 drives the coarse screen shaking plate 47 to shake for preliminary screening, and then the rotating top cam 48 drives the fine vibration screen 49 to vibrate up and down for screening. Finally, the shaft gear 50 drives the mixing gear 51 to rotate, so that the sample uniform rotating rod 52 and the lifting mixing plate 53 fully mix the sample.

[0037] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0038] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A soil sampling and processing device for environmental monitoring, comprising a supporting base (1), characterized in that: A plurality of fixed guide rods (2) are fixedly connected to one side above the support base (1), a limited support baffle (3) is fixedly connected to the upper side of the fixed guide rod (2), a sampling mechanism (4) is slidably connected to the upper side of the support base (1) away from the fixed guide rod (2), a shifting assembly (5) is slidably connected to the upper side of the support base (1), a sample soil collection assembly (6) for receiving soil in the sampling mechanism (4) is fixedly connected to the upper side of the shifting assembly (5), the sample soil collection assembly (6) is connected to a soil crushing bin (7), a sample crushing assembly (8) is rotatably connected to the inner side of the soil crushing bin (7), and a sample crushing assembly (8) is transmission-connected to a sample sieve assembly (9); The sample screen assembly (9) comprises a coarse screen shaking plate (47) and a fine vibrating screen (49) which are slidably arranged in sequence below the sample crushing assembly (8); the coarse screen shaking plate (47) is connected to an extension rod (43) for driving it to vibrate horizontally; one end of the extension rod (43) is rotationally connected to one end of a translation rotating rod (42); the other end of the translation rotating rod (42) is rotationally connected to one end of a dial plate (41); the other end of the dial plate (41) is rotationally connected to a moving screen gear (40); the moving screen gear (40) is also connected to a rotary top cam (48) for driving the fine vibrating screen (49) to vibrate longitudinally.

2. The soil sampling and processing device for environmental monitoring according to claim 1, characterized in that: The lower part of the sample sieve assembly (9) is connected to the mixing barrel (10) via a material drop box, and a mixing assembly (11) for mixing soil sieved by the sample sieve assembly (9) is rotatably connected inside the mixing barrel (10), and the lower part of the mixing assembly (11) is connected to the detection box (12) via a connecting pipe.

3. The soil sampling and processing device for environmental monitoring according to claim 1, characterized in that: The sampling mechanism (4) comprises a sampling position adjustment component (13) fixedly connected to the limit support baffle (3), the sampling position adjustment component (13) being slidably connected to the fixed guide rod (2), a drilling motor (14) being fixedly connected to the sampling position adjustment component (13), a pressing telescopic rod (15) being rotatably connected to the drilling motor (14), a sample collecting component (16) being fixedly connected to the bottom of the pressing telescopic rod (15), and a depth adjusting drill bit (17) being fixedly connected to the bottom of the sample collecting component (16).

4. The soil sampling and processing device for environmental monitoring according to claim 3, characterized in that: The sampling position adjustment component (13) comprises a hydraulic adjustment rod (18) fixedly connected to the support baffle (3); a rotating block (19) is fixedly connected to the bottom of the hydraulic adjustment rod (18); a positioning gear (20) is rotatably connected to the rotating block (19); one side of the positioning gear (20) is meshed with a rotation-limiting rack (21); the rotation-limiting rack (21) is fixedly connected to the support baffle (3); the other side of the positioning gear (20) is meshed with a position control rack (22); an anti-dropout sleeve (23) is fixedly connected below the position control rack (22); and the anti-dropout sleeve (23) is slidably connected to the fixed guide rod (2).

5. The soil sampling and processing device for environmental monitoring according to claim 3 or 4, characterized in that: The sample collecting assembly (16) comprises a sample collecting bin (24) fixedly connected below the push-in telescopic rod (15), a push-collecting and extending rod (25) fixedly connected inside the sample collecting bin (24), and a sample holding half barrel (26) fixedly connected to one end of the push-collecting and extending rod (25) away from the sample collecting bin (24).

6. The soil sampling and processing device for environmental monitoring according to claim 2, characterized in that: The transfer assembly (5) comprises a stop plate (27) fixedly connected to one side of the supporting base (1), a transfer screw (28) being rotatably connected to the stop plate (27), one end of the transfer screw (28) being fixedly connected to a rotating transfer disk (29), a sliding carrier plate (30) being threadedly connected to the transfer screw (28), and the sliding carrier plate (30) being slidably connected above the supporting base (1) via a fixed slider.

7. The soil sampling and processing device for environmental monitoring according to claim 6, characterized in that: The soil collecting and transporting assembly comprises a collecting pipe (31), the collecting pipe (31) is connected to a transfer box (32), a driving shaft (33) is rotatably connected below the transfer box (32), the driving shaft (33) is rotatably connected to the sliding carrier plate (30), a winding auger (34) is fixedly connected above the driving shaft (33), and the winding auger (34) is rotatably connected to the transfer box (32).

8. The soil sampling and processing device for environmental monitoring according to claim 6 or 7, characterized in that: The sample crushing assembly (8) comprises a processing motor (35), the processing motor (35) is rotatably connected to a crushing shaft (36), the crushing shaft (36) is rotatably connected to a soil crushing bin (7), a sample soil crushing roller (37) is fixedly connected to the crushing shaft (36), a baffle plate (38) is provided on one side of the sample soil crushing roller (37), and the baffle plate (38) is fixedly connected to the soil crushing bin (7).

9. The soil sampling and processing device for environmental monitoring according to claim 8, characterized in that: The moving screen gear (40) is meshed with the vibration adjustment gear (39), the vibration adjustment gear (39) is fixedly connected to the crushing material rotating shaft (36), the extension rod (43) is fixedly connected to the vibration moving block (44), the vibration moving block (44) is slidably connected inside the adjustment block (45), and the side of the moving screen gear (40) away from the dial plate (41) is rotationally connected to the adjustment block (45) through a gear shaft; the adjustment block (45) is provided with a tension control spring (46), the tension control spring (46) is fixedly connected to the vibration moving block (44), a coarse screen shaking plate (47) is fixedly connected above the vibration moving block (44), and a rotating top cam (48) is fixedly connected to the end of the moving screen gear (40) away from the dial plate (41), and the rotating top cam (48) cooperates with the fine vibration screen (49).

10. The soil sampling and processing device for environmental monitoring according to claim 8, characterized in that: The mixing assembly (11) comprises a central gear (50) connected to a crushing shaft (36) via a coaxial belt transmission, the central gear (50) meshing with a plurality of mixing gears (51), the mixing gears (51) meshing with a matching gear ring (54), the mixing gears (51) being fixedly connected with a sample uniform rotating rod (52), and the sample uniform rotating rod (52) being fixedly connected with a plurality of groups of lifting and mixing plates (53).

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