CN115561017A - Torque-driven automatic sampling device for soil samples - Google Patents
Torque-driven automatic sampling device for soil samples Download PDFInfo
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- CN115561017A CN115561017A CN202211277316.6A CN202211277316A CN115561017A CN 115561017 A CN115561017 A CN 115561017A CN 202211277316 A CN202211277316 A CN 202211277316A CN 115561017 A CN115561017 A CN 115561017A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
Abstract
The invention discloses a torque-driven automatic soil sample sampling device, which comprises: the device bottom plate is fixedly provided with four groups of travelling wheels on the lower surface; the sampling tube selection component is fixedly assembled on the upper surface of the device bottom plate; the support frame is fixedly assembled on the right side of the upper surface of the device bottom plate, and a torque type recovery assembly is fixedly assembled above the support frame; the sampling assembly is arranged between the sampling tube selection assembly and the support frame and fixedly assembled on the upper surface of the device bottom plate; and the clamping device is fixedly assembled on the lower surface of the device bottom plate and clamps the drilling assembly on the clamping device.
Description
Technical Field
The invention relates to the technical field of soil analysis, in particular to a torque-driven automatic soil sample sampling device.
Background
The soil samples collected in the field are important basic data for estimating the soil quality in a large area scale by using a remote sensing technology. As an important link of soil quality monitoring, the collection of a soil sample is an important prerequisite of chemical testing of soil element content, and particularly, whether a soil sample collection method is standard or not in field tests is a prerequisite condition for the accuracy of chemical analysis results of soil available nutrient content at test points. The key to collecting soil samples is to note that the soil type and crop type in the sampling area are representative, and different sampling methods and tools are used according to the analysis project. The common soil samples used for nutrient test are more than the mixed soil samples collected at multiple points before the test, and fresh or air-dried soil samples are respectively prepared and are brought back indoors for analysis. Special attention is paid to the fact that the tested foundation soil sample of the test point is stored for a long time so as to be used for analyzing and testing the spectral reflectivity of soil and other soil physicochemical properties in the following process.
In the soil sampling process, because the soil property difference of different soil types and adult soil matrix, the degree of depth that its required sampling is also different, current device often can only sample single soil, does not possess the universality, current sampling device is before the back lift sampling tube simultaneously, mostly takes violence to pull out, very easily cause surplus or the incomplete of its lower extreme soil sample like this, the thing is not accepted to the sampling tube lower extreme simultaneously, can collapse when the soil is soft soil and cause a large amount of losses when the back lift, thereby cause the sampling failure.
Therefore, it is necessary to provide a torque-driven automatic soil sampling device to solve the above problems.
Disclosure of Invention
In order to achieve the above object, the present invention provides the following technical solution, a torque-driven automatic soil sample sampling device, comprising:
the device bottom plate is fixedly provided with four groups of travelling wheels on the lower surface;
the sampling tube selection component is fixedly assembled on the upper surface of the device bottom plate;
the support frame is fixedly assembled on the right side of the upper surface of the device bottom plate, and a torque type recovery assembly is fixedly assembled above the support frame;
the sampling assembly is arranged between the sampling tube selection assembly and the support frame and fixedly assembled on the upper surface of the device bottom plate;
and the clamp is fixedly assembled on the lower surface of the device bottom plate, and a drilling assembly is clamped on the clamp.
Further, preferably, the sampling tube selection assembly comprises:
the first motor is fixedly assembled on the upper surface of the device bottom plate, and an output shaft of the first motor is fixedly assembled with a rotating frame;
four groups of fixed blocks are fixedly assembled on the upper plane and the lower plane of the rotating frame, two ends of each fixed block are rotatably assembled with two groups of clamping claws arranged in a mirror image mode, the inner sides of the clamping claws are connected through hydraulic rods, the outer sides of the clamping claws are fixedly clamped with sampling tubes, rectangular grooves are formed in clamping sections of one group of the clamping claws, and tightness control assemblies are embedded in the rectangular grooves.
Further, as preferred, the port department about the sampling tube is provided with the hickey, and the length of four groups of sampling tubes is clockwise progressively increased.
Further, preferably, the slack control assembly includes:
the reset spring is placed in the rectangular groove of the clamping jaw, fixedly assembled on the left side of the groove, a sliding block is slidably assembled on the right side of the rectangular groove, a control sensor is fixedly assembled on the right side of the sliding block, the plane of the front side of the sliding block is overlapped with the plane of the clamping section of the clamping jaw, and the control sensor is connected with the hydraulic rod and controls the extension or contraction of the hydraulic rod.
Further, preferably, the sampling assembly includes:
the fixed guide rail is vertically and fixedly assembled on the upper surface of the device bottom plate, an electric sliding block is assembled on the fixed guide rail in a sliding mode, a second motor is fixedly assembled on the left side of the electric sliding block, and a sampling tube fixing cover is coaxially and fixedly assembled on an output shaft of the second motor.
Further, preferably, the drilling assembly comprises:
the drilling shell is clamped and assembled on the inner side of the clamp holder, a thread groove matched with the threaded connector is formed in the upper end of the drilling shell, and sawtooth-shaped ground breaking teeth are arranged at the lower end of the drilling shell;
the upper end of the drilling shell is provided with an interlayer, and a sample breaking piece is coaxially assembled in the interlayer.
Further, as preferred, disconnected sample wafer upper end links to each other, and the lower extreme scatters, and the upper end is rigid structure, and the lower extreme is elastic construction, and its upper end sets up two sets of screw holes that the symmetry set up, and its internal thread is connected with and rotates the lead screw, it fixes on the output shaft of third motor to rotate the lead screw other end coaxial, the fixed assembly of third motor is in disconnected sample wafer intermediate layer upper end.
Further, preferably, a sampling groove is formed in the bottom plate of the device, and the sampling groove, the sampling tube fixing cover and the drilling shell are always coaxial.
Further, preferably, the torque-type restoring member includes:
the rotating seat is fixedly assembled at the upper end of the supporting frame, a rotating rod is coaxially and rotatably assembled on the inner side of the rotating seat, a rotating gear is coaxially and fixedly assembled on the left side of the rotating rod, and a non-concentric fixing rod is arranged on the right side of the rotating gear;
and the torsion spring is arranged between the rotating seat and the rotating gear, is coaxially assembled on the rotating rod, and has the right end fixed on the rotating seat and the other end arranged on the fixed rod in a sliding manner.
Further, preferably, the rotating gear is engaged and assembled with a transmission chain, one end of the rotating gear is fixedly assembled at the upper end of the second motor, the other end of the rotating gear is fixedly assembled with an auxiliary spring, and the other end of the auxiliary spring is fixedly assembled on the device bottom plate.
Compared with the prior art, the invention provides a torque-driven automatic soil sample sampling device, which has the following beneficial effects:
the sampling pipe selecting assembly is arranged, a sampling pipe with a proper length can be selected according to cultivated lands under different planting states, the working efficiency is further improved, meanwhile, threaded connectors are arranged at two ends of the sampling pipe, the sampling pipe is enabled to be matched with other assemblies more tightly, the sampling pipe is prevented from falling off from other assemblies in the sampling process, so that sampling failure is caused, the drilling assembly is arranged, saw-toothed soil breaking teeth are arranged on the drilling assembly, soil can be broken better, the most original state of the sampled soil is kept while the sampling pipe moves down smoothly, the detection accuracy is improved, sample incomplete caused by factors such as stones under the condition of violent downward movement is prevented, sample breaking pieces are arranged in the drilling assembly, soil with a specified depth can be separated from soil on the lower side flatly, the sampling pipe is prevented from being separated violently in the upward process, surplus or incomplete of a soil sample on the lower end of the sampling pipe is prevented, the sample breaking pieces can play a certain supporting role, a large amount of loss caused by collapse of a loose soil sample when the sampling pipe rises, and a torque type restoring assembly is arranged, energy storage can be stored when the sampling pipe falls, energy is released in the rising process, and the working efficiency is improved to a large extent, so that the working efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of a torque-driven automatic soil sample sampling device;
FIG. 2 is a schematic view of a sampling tube selection assembly of a torque-driven automatic soil sample sampling device;
FIG. 3 is a schematic view of a torque-driven automatic soil sample sampling device tightness control assembly;
FIG. 4 is a schematic view of a torque-driven automatic soil sampling device;
FIG. 5 is a schematic diagram of a torque-activated drilling assembly of an automatic soil sample sampling device;
in the figure: 1. a device chassis; 2. a travel wheel; 3. a sampling tube selection assembly; 4. a support frame; 5. a torque return assembly; 6. a sampling assembly; 7. a holder; 8. a drilling assembly; 9. a sampling groove; 31. a first motor; 32. a rotating frame; 33. a fixed block; 34. a gripper jaw; 35. a hydraulic rod; 36. a slack control assembly; 37. a sampling tube; 38. a threaded interface; 361. a return spring; 362. a slider; 363. a control sensor; 51. a rotating seat; 52. rotating the rod; 53. a rotating gear; 54. a torsion spring; 55. a fixing rod; 56. a drive chain; 57. an auxiliary spring; 61. fixing the guide rail; 62. an electric slider; 63. a second motor; 64. a sampling tube fixing cover; 81. drilling into the casing; 82. a thread groove; 83. breaking soil teeth; 84. breaking the sample wafer; 85. rotating the lead screw; 86. a third motor.
Detailed Description
Referring to fig. 1 to 5, the present invention provides a torque-driven automatic soil sample sampling device, including:
the device comprises a device bottom plate 1, four groups of travelling wheels 2 are fixedly assembled on the lower surface of the device bottom plate;
a sampling tube selection component 3 fixedly assembled on the upper surface of the device bottom plate 1;
the support frame 4 is fixedly assembled on the right side of the upper surface of the device bottom plate 1, and a torque type recovery assembly 5 is fixedly assembled above the support frame;
the sampling component 6 is arranged between the sampling tube selection component 3 and the support frame 4 and is fixedly assembled on the upper surface of the device bottom plate 1;
the clamp 7 is fixedly assembled on the lower surface of the device bottom plate 1 and clamps a drilling assembly 8 thereon;
as a preferred embodiment, the device is operated to a position needing sampling by using the travelling wheel 2, the device sampling tube selection assembly 3 is rotated according to actual sampling requirements, a proper sampling tube 37 is selected, after the tube selection is finished, the sampling assembly 6 is started, after the butt joint of the sampling assembly 6 and the sampling tube 37 is finished, the sampling tube selection assembly 3 is loosened, the sampling assembly 6 continues to operate, after the butt joint of the sampling tube 37 and the drilling assembly 8 is finished, the clamp 7 is loosened, the sampling assembly 6 continues to operate until the sampling tube is operated to the limit position, the sampling assembly 6 is locked, the drilling assembly 8 finishes the cutting-off work of a sample, after the cutting-off is finished, the sampling assembly 6 is opened, and returns to the initial position under the driving of the torque type return assembly 5, the sampling tube 37 is removed, and the soil sampling work of the area is finished.
Further, the sampling tube selecting assembly 3 includes:
a first motor 31 fixedly mounted on the upper surface of the device base plate 1, and a rotating frame 32 fixedly mounted on an output shaft thereof;
four groups of fixed blocks 33 are fixedly assembled on the upper plane and the lower plane of the rotating frame 32, two groups of clamping claws 34 arranged in a mirror image mode are rotatably assembled at two ends of each fixed block 33, the inner sides of the clamping claws 34 are connected through hydraulic rods 35, sampling tubes 37 are fixedly clamped on the outer sides of the clamping claws 34, rectangular grooves are formed in clamping sections of one group of the clamping claws 34, and tightness control assemblies 36 are embedded in the rectangular grooves.
Further, threaded connectors 38 are arranged at the upper and lower ports of the sampling tubes 37, and the lengths of the four groups of sampling tubes 37 are increased clockwise;
in a preferred embodiment, the first motor 31 is a stepping motor, the angle of each rotation is 90 °, and the rightmost sampling tube 37 is coaxial with the drilling assembly 8 in the initial state, because the soil collection depth is different in different cultivated lands under different planting states, four groups of sampling tubes 37 with different lengths can meet most soil collection requirements, and the working efficiency is further improved, and the threaded connectors 38 are respectively arranged at two ends of the sampling tube 37, so that the sampling tube 37 is more tightly matched with the sampling assembly 6 and the drilling assembly 8, and the sampling tube 37 is prevented from falling off from other assemblies in the sampling process, which causes sampling failure.
Further, the slack control assembly 36 includes:
a return spring 361, which is placed in the rectangular groove of the clamping jaw 34 and is fixedly assembled at the left side of the groove, the right side of the return spring is slidably assembled with a sliding block 362, the right side of the sliding block 362 is fixedly assembled with a control sensor 363, wherein the plane of the front side of the sliding block 362 coincides with the plane of the clamping section of the clamping jaw 34, and the control sensor 363 is connected with the hydraulic rod 35 and controls the extension or contraction thereof;
in a preferred embodiment, when the specified sampling tube 37 is moved to the specified position, the sampling assembly 6 rotates to engage with the sampling tube 37, and the hydraulic rod 35 is in an extended state, the sampling tube 37 is fixed, so as to ensure smooth engagement between the sampling tube 37 and the sampling assembly 6, after the sampling tube 37 and the sampling assembly 6 are perfectly engaged, the sampling assembly 6 continues to rotate, and under the rotation thereof, the sampling tube 37 is driven to twist, the sliding block 362 moves to the left side under the twisting thereof, the return spring 361 is compressed while the control sensor 363 is released, after the control sensor 363 is released, the hydraulic rod 35 is controlled to contract, the clamping jaw 34 on the side is opened, the sampling tube 37 continues to move along with the sampling assembly 6, after the clamping jaw 34 is opened, the sliding block 362 disengages from the sampling tube 37, loses its twisting force, and under the rebound of the return spring 361, the control sensor 363 is compressed again, and the hydraulic rod 35 stops contracting (after sampling is completed, the hydraulic rod 35 needs to be manually controlled to reset again and clamp the sampling tube 37).
Further, the sampling assembly 6 includes:
a fixed guide rail 61 vertically and fixedly assembled on the upper surface of the device bottom plate 1, wherein an electric slide block 62 is assembled on the fixed guide rail in a sliding manner, a second motor 63 is fixedly assembled on the left side of the electric slide block 62, and a sampling tube fixing cover 64 is coaxially and fixedly assembled on an output shaft of the second motor 63;
in a preferred embodiment, the sampling tube fixing cover 64 is internally provided with an internal thread engaged with the threaded connector 38, and when the electric slider 62 moves to the limit position, the top plane of the threaded connector 38 coincides with the sampling soil plane, and when the electric slider 62 moves to the limit position, the electric slider is locked temporarily, so as to wait for the drilling assembly 8 to cut off the sample, and prevent the torque-type restoring assembly 5 from pulling back the sampling tube 37.
Further, the drilling assembly 8 comprises:
the drilling shell 81 is clamped and assembled on the inner side of the clamp 7, the upper end of the drilling shell is provided with a thread groove 82 matched with the threaded connector 38, and the lower end of the drilling shell is provided with a sawtooth-shaped ground breaking tooth 83;
the upper end of the drilling housing 81 is provided with a sandwich layer in which a sample breaking piece 84 is coaxially assembled.
Further, the upper ends of the sample breaking pieces 84 are connected, the lower ends of the sample breaking pieces are scattered, the upper ends of the sample breaking pieces are of a rigid structure, the lower ends of the sample breaking pieces are of an elastic structure, two groups of threaded holes are symmetrically formed in the upper ends of the sample breaking pieces, the internal threads of the threaded holes are connected with a rotating lead screw 85, the other end of the rotating lead screw 85 is coaxially fixed on an output shaft of a third motor 86, and the third motor 86 is fixedly assembled at the upper end of an interlayer of the sample breaking pieces 84;
as a preferred embodiment, the teeth on the soil-breaking teeth 83 can better break the soil, and keep the most original state of the sampled soil while the sampling tube 37 moves down smoothly, thereby improving the accuracy of detection, preventing sample damage caused by stones and the like under the condition of violent downward movement, and at the same time, the sample-breaking pieces 84 can smoothly separate the soil with a specified depth from the soil below the sampling tube 37, thereby preventing the sampling tube 37 from separating violently during the upward movement to cause surplus or deficiency of the soil sample at the lower end, and at the same time, the sample-breaking pieces 84 can play a certain role in taking over to prevent the loose soil sample from collapsing and losing greatly when rising again, and in the initial state, the sample-breaking pieces 84 are located at the top of the rotating screw 85, so that the interior of the drilling casing 81 is completely opened, in practice, after the sampling assembly 6 is operated to the limit position, the third motor 86 is started, and under the rotating screw 85, the sample-breaking pieces 84 slide downwards, and the sample-breaking pieces 84 gradually deform from the vertical direction to the horizontal direction until the sample-breaking pieces 84 are rounded, thereby cutting off the connection with other soil and closing the third motor 86.
Further, a sampling groove 9 is formed on the device bottom plate 1, and the sampling groove 9, the sampling tube fixing cover 64 and the drilling housing 81 are always coaxial.
Further, the torque-restoring assembly 5 includes:
the rotating seat 51 is fixedly assembled at the upper end of the supporting frame 4, the inner side of the rotating seat is coaxially and rotatably assembled with a rotating rod 52, the left side of the rotating rod 52 is coaxially and fixedly assembled with a rotating gear 53, and the right side of the rotating gear 53 is provided with an eccentric fixing rod 55;
a torsion spring 54 disposed between the rotary base 51 and the rotary gear 53 and coaxially assembled on the rotary rod 52, with a right end fixed on the rotary base 51 and the other end slidably disposed on the fixing rod 55;
in the preferred embodiment, the torsion spring 54 is a coil spring. The end of the torsion spring 54 is fixed on the rotating seat 51, when other components rotate around the center of the torsion spring 54, the spring pulls them back to the initial position to generate torque or rotating force, when the sampling component 6 moves downwards, the transmission chain 56 fixed above the sampling component drives the rotating gear 53 to rotate clockwise, under the action of the upper fixing rod 55, the left end of the torsion spring 54 rotates along with the rotation and is continuously elongated until the sampling component 6 runs to the limit position, after sampling is completed, the self-locking of the sampling component 6 is opened, no external force is applied, the momentum accumulated by the torsion spring 54 is released, the torsion spring 54 returns to the initial state to drive the rotating gear 53 to rotate anticlockwise, and the sampling pipe 37 is lifted under the action of the transmission chain 56, thereby saving energy to a large extent and improving the working efficiency.
Furthermore, the rotating gear 53 is engaged and assembled with a transmission chain 56, one end of the transmission chain is fixedly assembled at the upper end of the second motor 63, the other end of the transmission chain is fixedly assembled with an auxiliary spring 57, the other end of the auxiliary spring 57 is fixedly assembled on the device bottom plate 1, the auxiliary spring 57 can fix the transmission chain 56, the transmission chain 56 is prevented from being disengaged due to external factors, energy is accumulated in the downward moving process of the device, and the torsion spring 54 is assisted to finish the back-lifting work of the sampling tube 37.
When in specific implementation, the method comprises the following steps: the device is operated to a position needing sampling by using the traveling wheel 2, the sampling tube selection assembly 3 of the device is rotated according to actual sampling requirements, a proper sampling tube 37 is selected, after the tube selection is finished, the sampling assembly 6 is started, after the butt joint of the sampling assembly 6 and the sampling tube 37 is finished, the sampling tube selection assembly 3 is loosened, the sampling assembly 6 continues to operate, after the butt joint of the sampling tube 37 and the drilling assembly 8 is finished, the clamp 7 is loosened, the sampling assembly 6 continues to operate until the sampling tube 37 operates to the limit position, the sampling assembly 6 is locked, the cutting-off work of a sample is finished by the drilling assembly 8, after the cutting-off is finished, the sampling assembly 6 is opened, and returns to the initial position under the driving of the torque type return assembly 5, the sampling tube 37 is taken down, and the soil sampling work of the area is finished.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. The utility model provides an automatic sampling device of moment of torsion drive formula soil sample which characterized in that: the method comprises the following steps:
the device comprises a device bottom plate (1), four groups of travelling wheels (2) are fixedly assembled on the lower surface of the device bottom plate;
the sampling tube selecting component (3) is fixedly assembled on the upper surface of the device bottom plate (1);
the supporting frame (4) is fixedly assembled on the right side of the upper surface of the device bottom plate (1), and a torque type recovery assembly (5) is fixedly assembled above the supporting frame;
the sampling component (6) is arranged between the sampling tube selection component (3) and the support frame (4) and is fixedly assembled on the upper surface of the device bottom plate (1);
the clamp (7) is fixedly assembled on the lower surface of the device bottom plate (1) and clamps the drilling assembly (8) thereon.
2. The torque-driven automatic soil sample sampling device of claim 1, wherein: the sampling tube selection assembly (3) comprises:
the first motor (31) is fixedly assembled on the upper surface of the device bottom plate (1), and a rotating frame (32) is fixedly assembled on an output shaft of the first motor;
the automatic sampling device is characterized in that four groups of fixing blocks (33) are fixedly assembled on the upper plane and the lower plane of the rotating frame (32), two ends of each fixing block (33) are rotatably assembled with two groups of clamping claws (34) arranged in a mirror mode, the inner sides of the clamping claws (34) are connected through hydraulic rods (35), the outer sides of the clamping claws are fixedly clamped with sampling tubes (37), a rectangular groove is formed in the clamping section of one group of the clamping claws (34), and a tightness control assembly (36) is embedded in the rectangular groove.
3. The torque-driven automatic soil sample sampling device of claim 2, wherein: the port department about sampling tube (37) is provided with hickey (38), and the length of four groups of sampling tubes (37) is clockwise and increases progressively.
4. The torque-driven automatic soil sample sampling device of claim 2, wherein: the slack control assembly (36) includes:
and the return spring (361) is placed in the rectangular groove of the clamping claw (34), is fixedly assembled at the left side of the groove, is provided with a sliding block (362) at the right side in a sliding manner, is fixedly assembled at the right side of the sliding block (362), is fixedly assembled with a control sensor (363), the front plane of the sliding block (362) is superposed with the plane of the clamping section of the clamping claw (34), and the control sensor (363) is connected with the hydraulic rod (35) and controls the extension or contraction of the hydraulic rod.
5. The torque-driven automatic soil sample sampling device of claim 1, wherein: the sampling assembly (6) comprises:
the fixed guide rail (61) is vertically and fixedly assembled on the upper surface of the device bottom plate (1), an electric sliding block (62) is assembled on the fixed guide rail in a sliding mode, a second motor (63) is fixedly assembled on the left side of the electric sliding block (62), and a sampling tube fixing cover (64) is coaxially and fixedly assembled on an output shaft of the second motor (63).
6. The torque-driven automatic soil sample sampling device of claim 1, wherein: the drilling assembly (8) comprises:
the drilling shell (81) is clamped and assembled on the inner side of the clamp holder (7), the upper end of the drilling shell is provided with a thread groove (82) matched with the threaded connector (38), and the lower end of the drilling shell is provided with a sawtooth-shaped ground breaking tooth (83);
the upper end of the drilling shell (81) is provided with an interlayer, and a sample breaking piece (84) is coaxially assembled in the interlayer.
7. The torque-driven automatic soil sample sampling device of claim 6, wherein: sample breaking piece (84) upper end links to each other, and the lower extreme scatters, and the upper end is rigid structure, and the lower extreme is elastic construction, and two sets of screw holes that the symmetry set up are seted up to its upper end, and its internal thread is connected with and rotates lead screw (85), it fixes on the output shaft of third motor (86) to rotate the lead screw (85) other end coaxial, third motor (86) fixed assembly is in sample breaking piece (84) intermediate layer upper end.
8. The torque-driven automatic soil sample sampling device of claim 1, wherein: a sampling groove (9) is formed in the device bottom plate (1), and the sampling groove (9), the sampling tube fixing cover (64) and the drilling shell (81) are always coaxial.
9. The torque-driven automatic soil sample sampling device of claim 1, wherein: the torque-restoring assembly (5) comprises:
the rotating seat (51) is fixedly assembled at the upper end of the supporting frame (4), a rotating rod (52) is coaxially and rotatably assembled on the inner side of the rotating seat, a rotating gear (53) is coaxially and fixedly assembled on the left side of the rotating rod (52), and a fixing rod (55) which is not concentric is arranged on the right side of the rotating gear (53);
and the torsion spring (54) is placed between the rotating seat (51) and the rotating gear (53), is coaxially assembled on the rotating rod (52), and has the right end fixed on the rotating seat (51) and the other end slidably placed on the fixed rod (55).
10. The torque-driven automatic soil sample sampling device of claim 9, wherein: the rotating gear (53) is engaged and assembled with a transmission chain (56), one end of the rotating gear is fixedly assembled at the upper end of the second motor (63), the other end of the rotating gear is fixedly assembled with an auxiliary spring (57), and the other end of the auxiliary spring (57) is fixedly assembled on the device bottom plate (1).
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| CN202211277316.6A CN115561017B (en) | 2022-10-19 | 2022-10-19 | Torque-driven soil sample automatic sampling device |
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| CN110560197A (en) * | 2019-08-07 | 2019-12-13 | 科劲国际(西安)环保科技有限公司 | Portable sewage sample save set |
| JP6842006B1 (en) * | 2020-01-03 | 2021-03-17 | 青島開運安豊智能科技有限公司 | Sampling equipment for soil excavators |
| CN111521438A (en) * | 2020-05-06 | 2020-08-11 | 张小娟 | Sampling device for water quality detection and using method |
| CN212275282U (en) * | 2020-05-21 | 2021-01-01 | 江苏中之盛环境科技有限公司 | Soil fast drilling sampling device |
| CN111665079A (en) * | 2020-06-11 | 2020-09-15 | 吴灵芝 | Array type sampling device for pesticide residue detection |
| WO2022104785A1 (en) * | 2020-11-23 | 2022-05-27 | 唐山哈船科技有限公司 | Rock-soil sampling device for marine geological survey |
| CN112763686A (en) * | 2020-12-26 | 2021-05-07 | 义乌市排水有限公司 | A multi-functional quick detection device for environmental soil detects |
| CN112964498A (en) * | 2021-03-02 | 2021-06-15 | 徐宏杰 | Be used for farmland soil pollution to administer to restore and use soil sample sampling device |
| CN215677657U (en) * | 2021-09-08 | 2022-01-28 | 陈伟民 | Sampling device for geological environment monitoring |
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