CN117848762A - Quantized marking soil sampling device and method suitable for field test - Google Patents

Abstract

The invention relates to the technical field of field tests, in particular to a quantitative marking soil sampling device and method suitable for field tests, comprising a soil sampling vehicle, a soil sampling pipe, a sleeve and a soil sampling bin.

Description

Quantized marking soil sampling device and method suitable for field test

Technical Field

The invention relates to the technical field of field tests, in particular to a quantized marking soil sampling device and method suitable for the field test.

Background

The field experiment refers to an experiment for evaluating and checking the condition of plant seeds, cultivation technique, use of fertilizer and pesticide, etc. under the environment of actual planting farmland. The scientific experimental method for field crops is a scientific method for researching the phenotype, physiology and molecular evolution of the field crops. The research method can be divided into indoor experiments and outdoor experiments.

The outdoor experiment is an outdoor experiment method for carrying out experiment research on field crops, and mainly comprises field experiments and greenhouse experiments. The field experiment aims at utilizing actual environmental conditions and external environmental factors to be as close as possible to actual field conditions, and utilizing quantitative markers to study the phenotype, physiology, molecules and the like of field crops, and the greenhouse experiment is to place the field crops in a greenhouse environment with controllable experimental conditions, so that the characteristics and the physiological characteristics of the field crops are conveniently studied, and important research results are obtained in aspects of agronomic characters and molecular gene functions.

In outdoor experiments of the field, soil needs to be taken regularly for monitoring the experimental process and quantitative analysis work is carried out, and in order to improve the representativeness of soil samples, soil sampling is carried out not only by carrying out multipoint sampling but also by carrying out sampling of multiple depth layers, however, according to different sampled positions or depths, the loosening degree of the sampled soil has larger difference, so that the sample soil in the soil taking device is difficult to quickly discharge, the probability of cross mixing among multiple batches of soil samples is increased, the subsequent loading or transferring efficiency is also reduced, the manual intervention degree is higher, and the soil taking difficulty in the subsequent quantitative marking experiment is increased because uniform refinement treatment is still carried out on the taken soil.

Disclosure of Invention

In order to solve the defects in the prior art, the invention provides a quantized marking soil sampling device suitable for field tests; therefore, the problem that the existing soil sampling device is inadaptable to multipoint and multi-depth soil sampling modes, the quality of collected soil samples is reduced, multi-batch soil cross mixing is easy to cause, and the accuracy of follow-up quantitative test data is reduced is solved.

The technical scheme adopted by the invention for solving the technical problems is that the quantitative marking soil sampling device suitable for field experiments comprises a soil sampling vehicle, a soil sampling pipe, a sleeve and a soil sampling bin, wherein the soil sampling pipe is arranged in the soil sampling vehicle.

The sleeve is fixedly arranged in the middle of the soil taking vehicle, the soil taking pipe is slidably arranged in the sleeve, an electric push rod is fixedly arranged at the middle rear part of the soil taking vehicle, the upper end part of the soil taking pipe is rotationally connected with a connecting block, a first torsion spring is connected between the soil taking pipe and the connecting block, and the telescopic end of the electric push rod is fixedly connected with the connecting block.

The soil sampling bin is fixedly arranged at the middle rear part of the soil sampling vehicle, the soil sampling pipe penetrates through the soil sampling bin, and a hollow groove-shaped notch is formed in one side, facing the soil sampling bin, of the soil sampling pipe.

Preferably, crawler wheels are symmetrically arranged on two sides of the soil taking vehicle, the two groups of crawler wheels are driven by two travelling motors respectively, a leaf discharging shaft is rotatably arranged at the front part of the soil taking vehicle, the leaf discharging shaft is transversely arranged, leaf discharging brushes are uniformly inserted on the leaf discharging shaft, and intermeshing leaf discharging gears are symmetrically arranged at the end parts of the leaf discharging shaft and the travelling motors.

Preferably, the annular conical mouth structure at the bottom of the soil sampling pipe is provided with a torsion plate circumferentially on the inner wall at the bottom of the soil sampling pipe, the upper end of the soil sampling pipe is provided with a plurality of torsion shafts circumferentially, and the opening position of the upper end of the sleeve is provided with a plurality of spiral torsion grooves in sliding fit with the torsion shafts circumferentially.

Preferably, the lower end of the sleeve is slidably provided with a shovel plate, the shovel plate is positioned in the hollow groove-shaped notch of the soil taking pipe, the lower part of the shovel plate is a curved surface, the bottom of the curved surface of the shovel plate is close to the inner side of the soil taking pipe, and a spring is connected between the upper end of the shovel plate and the sleeve.

Preferably, the upper end of shovel board is installed the stereoplasm brush, stereoplasm brush orientation and with the inside wall sliding contact of soil taking pipe, the middle part of shovel board rotates and installs the shovel axle, is connected with the second torsional spring between shovel axle and the shovel board, and the shovel axle is the "U" shape structure of falling, and sheathed tube lower part has been seted up with shovel axle sliding fit's waist type groove, has evenly seted up the shovel groove along its axis direction to the outer wall of soil taking pipe, and the upper portion slip of shovel axle supports and lean on in the shovel inslot.

Preferably, the shovel plate is located the upper position of soil sampling storehouse, and the curved surface bottom and the interior wall sliding contact of soil sampling pipe of shovel plate, both sides and the front portion of shovel plate all are provided with the reservation clearance with the soil sampling pipe inner chamber.

Preferably, the middle part fixed mounting of soil pick-up storehouse has flourishing dress, flourishing dress is cylindric structure, and flourishing dress box is located sheathed tube oblique below position, has seted up on the flourishing dress with the hollow breach matched with of soil pick-up pipe fan-shaped groove, and the mill is installed in the middle part rotation of flourishing dress, has reserved the clearance that falls between mill border position and the splendid attire box inner wall, and the bottom movable mounting of soil pick-up storehouse has a plurality of test tubes, and the round hole that is linked together with test tube upper end opening has been seted up to the flourishing dress box bottom.

Preferably, the middle part fixed mounting of holding box has the mill soil motor, the output shaft middle part and the mill fixed connection of mill soil motor, the tip fixed mounting of mill soil motor has the cutting dish, the upper portion fixed mounting of cutting dish has the cutting shaft, the upper portion slidable mounting of holding box has the cutting rod, the rear portion of cutting rod is provided with the rectangular groove spacing with the cutting shaft slip, the front portion of cutting rod is "Y" shape structure, the pipe that fetches earth is located between the "Y" shape port of cutting rod, the tip fixed mounting of cutting rod has the cutting wire, and the cutting wire runs through the hollow breach position of getting the soil pipe.

Preferably, the upper end surface circumference of mill is provided with the shelves strip, and the inboard upper portion movable mounting of holding box has the friction area, and the friction area is located the top of mill, and the inboard movable mounting of holding box has a plurality of gasbags, and the gasbag supports on the inside wall of friction area.

In addition, the invention also provides a using method of the quantized mark soil sampling device suitable for field test, which comprises the following steps:

s1, object determination: firstly, selecting a preset soil taking position in a field according to a quantization marking standard and data requirements, and inputting a moving route instruction into a soil taking vehicle;

s2, advancing soil sampling: the travelling, retreating or steering operation of the crawler wheels is controlled through the independent driving of the two travelling motors through preset parameters, so that the soil sampling vehicle continuously moves among a plurality of soil sampling mark points, and soil at the mark points is collected;

s3, soil storage: in the process of soil taking of the soil taking vehicle, the soil taking pipe is driven to descend to a preset soil taking depth by the active pushing of the electric push rod, the marked point soil is carried and lifted into the soil taking bin for further refinement treatment, and the marked point soil is singly stored according to the moving sequence of the marked points;

s4, quantitative test: after soil sampling is finished, the soil sampling vehicle returns, and collected soil is sequentially taken out by a tester and subjected to quantitative marking test in a laboratory.

The invention has the beneficial effects that:

(1) According to the invention, the self-walking soil taking vehicle is adopted, and is matched with the torsion drive of the crawler wheels and the double-travelling motor, so that the soil taking vehicle can stably and continuously walk among soil taking mark points on a test field, excessive intervention and intervention of test personnel are not needed, the soil taking difficulty is reduced, the self-rotation of the soil taking pipe is utilized, the bottom soil during long-depth soil taking operation can be twisted off and separated, the embedding effect of the torsion piece is utilized, the lifting effect can be formed on the bottom of the sampled soil, the soil slipping is further avoided, and the soil taking operation efficiency and the quality of the sampled soil are improved.

(2) According to the invention, the elastic force connection of the spring is utilized, so that the adaptive abdication or vibration capability in a certain degree of freedom can be provided for the shovel plate, the problem that the soil sampling pipe is blocked due to upward movement of soil is avoided, the soil sampling pipe is arranged on the lower curved surface of the shovel plate in the process of carrying the soil upward movement, the soil strip in a broken state can be quickly fallen off along with the cutting action of the cutting wire, the broken soil strip can be carried out of the soil sampling pipe along with the far-away movement of the cutting wire, the soil discharge rate is further improved, the work load of the shovel plate is reduced, the cleaning degree of the interior of the soil sampling pipe is improved, and continuous sampling operation is facilitated.

(3) In the invention, in order to promote the promotion effect on soil cracking, the air bag is filled with air, so that the attaching distance between the air bag and the millstone can be adjusted, the crushing effect of soil particles with different volumes is improved, and the taking amount of soil can be regulated and controlled in the follow-up quantitative marking test.

Drawings

The invention will be further described with reference to the drawings and examples.

FIG. 1 is a schematic diagram of the overall connection structure of the present invention;

FIG. 2 is a schematic top view of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken in the direction A-A of FIG. 2;

FIG. 4 is an enlarged schematic view of FIG. 3B;

FIG. 5 is an enlarged schematic view of FIG. 3 at C;

FIG. 6 is a schematic view showing the positional relationship between a soil sampling pipe and a casing pipe according to the present invention;

FIG. 7 is an enlarged schematic view of FIG. 6 at D;

FIG. 8 is a schematic view of the positional relationship between the soil pick-up bin and the holding box of the present invention;

FIG. 9 is an enlarged schematic view of FIG. 8 at E;

FIG. 10 is an enlarged schematic view of FIG. 8 at F;

FIG. 11 is a schematic view of the positional relationship between the holding box and the grinding disc of the present invention;

FIG. 12 is an enlarged schematic view at G in FIG. 11;

FIG. 13 is an enlarged schematic view of portion H of FIG. 11;

fig. 14 is a schematic view showing a partial perspective structure of the soil sampling pipe of the present invention.

In the figure:

1. taking a soil vehicle; 2. a soil taking pipe; 3. a sleeve; 4. an electric push rod; 5. a joint block; 6. a soil sampling bin; 7. track wheels; 8. a travel motor; 9. a leaf discharging shaft; 91. leaf removing brushes; 92. a bank She Chilun; 21. torsion plates; 22. a torsion shaft; 31. a torsion groove; 32. a shovel plate; 33. a spring; 34. a hard brush; 35. a shovel shaft; 36. a second torsion spring; 23. a shovel groove; 61. a holding box; 62. grinding disc; 63. a test tube; 64. a soil grinding motor; 641. a cutting disc; 642. a cutting shaft; 611. cutting the rod; 612. cutting wires; 621. a stop bar; 613. a friction belt; 614. an air bag.

Detailed Description

The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.

The embodiment of the invention solves the problems that the existing soil sampling device is inadaptable to multipoint and multi-depth soil sampling modes, the quality of collected soil samples is reduced, multi-batch soil cross mixing is easy to cause and the accuracy of follow-up quantitative test data is reduced by providing the quantitative marking soil sampling device suitable for the field test.

As shown in fig. 1 to 3 and fig. 6, a quantized marking soil sampling device suitable for field test is provided in a preferred embodiment of the present invention, which comprises a soil sampling vehicle 1, a soil sampling pipe 2, a sleeve 3 and a soil sampling bin 6, wherein the soil sampling pipe 2 is installed in the soil sampling vehicle 1.

The sleeve 3 is fixedly arranged in the middle of the soil taking vehicle 1, the soil taking pipe 2 is slidably arranged in the sleeve 3, the electric push rod 4 is fixedly arranged at the middle rear part of the soil taking vehicle 1, the upper end part of the soil taking pipe 2 is rotationally connected with the connecting block 5, a first torsion spring is connected between the soil taking pipe 2 and the connecting block 5, the telescopic end of the electric push rod 4 is fixedly connected with the connecting block 5, the soil taking bin 6 is fixedly arranged at the middle rear part of the soil taking vehicle 1, the soil taking pipe 2 penetrates through the soil taking bin 6, a hollow groove-shaped notch is formed in one side of the soil taking pipe 2 facing the soil taking bin 6, crawler wheels 7 are symmetrically arranged on two sides of the soil taking vehicle 1, the crawler wheels 7 are respectively driven by two travelling motors 8, the front part of the soil taking vehicle 1 is rotationally provided with a leaf discharging shaft 9, the leaf discharging shaft 9 is transversely arranged, the leaf discharging shaft 9 is uniformly inserted with a leaf discharging brush 91, and the end part of the leaf discharging shaft 9 and the end part of the travelling motor 8 are symmetrically provided with mutually meshed leaf discharging gears 92.

The invention adopts the self-walking soil taking truck 1, is matched with the torsion drive of the crawler wheel 7 and the double-travelling motor 8, can lead the soil taking truck 1 to stably and continuously walk among soil taking mark points on a test field without excessive intervention and intervention of test personnel, reduces the soil taking difficulty, simultaneously, utilizes the reverse meshing drive of the row leaf gear 92 to drive the row leaf shaft 9 to rotate from inside to outside, and is matched with the carding and flying action of the row leaf brush 91 to sweep residual branches and fallen leaves on the ground in the advancing direction of the soil taking truck 1, thereby improving the advancing stability of the soil taking truck 1, cleaning soil taking mark points, improving the extraction quantity of soil and the quality of soil samples.

Further, in order to raise the representativeness of the soil sample, not only multi-point sampling but also multi-depth level sampling is required, the degree of attachment between the bottom soil is increased along with the increase of the soil sampling depth, in order to avoid the phenomenon of breaking and sliding down of the bottom soil during the ultra-deep soil sampling operation, when the soil taking truck 1 runs at the maximum depth soil sampling mark point, as shown in fig. 9 to 11, and fig. 14, the annular cone opening structure at the bottom of the soil taking pipe 2 is shown, the torsion plate 21 is circumferentially arranged on the inner wall at the bottom of the soil taking pipe 2, the torsion shafts 22 are circumferentially arranged at the upper end of the soil taking pipe 2, the spiral torsion grooves 31 which are in sliding fit with the torsion shafts 22 are circumferentially arranged at the upper opening position of the sleeve 3, the soil taking pipe 2 is gradually embedded into the soil along with the downward pushing of the electric push rod 4, when the lower end of the soil taking pipe 2 approaches the maximum soil taking depth, the torsion shaft 22 at the upper end of the soil taking pipe 2 gradually enters the spiral torsion groove 31, then the soil taking pipe 2 rotates under the torsion action of the torsion groove 31, the torsion plate 21 at the bottom rotates synchronously, at the moment, the torsion plate 21 is still inlaid in the bottom soil, and a certain torsion force is applied to the soil column at the inner side of the soil taking pipe 2 along with the rotation of the torsion plate 21, so that the soil at the inner side and the outer side of the soil taking pipe 2 is broken, then the bottom soil at the broken state loses the downward pulling force on the soil in the soil taking pipe 2 in the upward resetting process of the soil taking pipe 2, the soil at the deep hole site is taken out, meanwhile, the bottom of the soil taking can be lifted by the inlaid action of the torsion plate 21, and the soil is further prevented from sliding down, improving the soil sampling efficiency and the quality of the sampled soil.

Further, after the soil is taken out and lifted by the soil taking pipe 2, the soil in the soil taking pipe 2 needs to be pushed away, so that continuous or multi-mark soil taking operation is realized, as shown in fig. 4, 11 and 12, the shovel plate 32 is slidably mounted at the lower end of the sleeve 3, the shovel plate 32 is positioned in a hollow groove-shaped notch of the soil taking pipe 2, the lower part of the shovel plate 32 is curved, the bottom of the curved surface of the shovel plate 32 is close to the inner side of the soil taking pipe 2, a spring 33 is connected between the upper end of the shovel plate 32 and the sleeve 3, the shovel plate 32 is arranged in a cavity of the soil taking pipe 2, the shovel plate 32 is slidably matched with the sleeve, no interference is caused, after the soil taking pipe 2 moves downwards, the shovel plate 32 is positioned at the upper position of the soil taking pipe 2, and then the shovel plate 32 is pushed out from inside to outside in the lower curved surface of the shovel plate 32 in the process that the soil taking pipe 2 carries the soil upwards, the soil is dropped into a cavity 6, until the soil taking pipe 2 is reset, the soil can be completely removed by the bottom of the shovel plate 32 by the reset plate 2, and the soil taking pipe 2 can be completely removed by the spring 33, and the soil taking pipe can be completely removed by the aid of the spring 33, and the soil taking pipe can be completely removed by the soil taking pipe 2, and the soil can be completely removed by the soil by the reset pipe 2, and the soil can be completely, and the soil can be removed by the soil, and the soil can easily and the soil can be removed.

Further, in order to further improve the soil discharging capability of the soil taking pipe 2 after the soil taking operation, avoid the cross mixing between the sampled samples caused by the soil residue, as shown in fig. 4, 11 and 12, the upper end of the shovel plate 32 is provided with a hard brush 34, the hard brush 34 faces and is in sliding contact with the inner wall of the soil taking pipe 2, the middle part of the shovel plate 32 is rotationally provided with a shovel shaft 35, a second torsion spring 36 is connected between the shovel shaft 35 and the shovel plate 32, the shovel shaft 35 is of an inverted U-shaped structure, the lower part of the sleeve 3 is provided with a waist-shaped groove in sliding fit with the shovel shaft 35, the outer wall of the soil taking pipe 2 is uniformly provided with a shovel groove 23 along the axial direction of the shovel shaft 35, the upper part of the shovel shaft 35 is in sliding contact with the inner wall of the soil taking pipe 2, the two sides and the front part of the shovel plate 32 are respectively provided with a reserved gap with the inner cavity of the soil taking pipe 2, and the shovel plate 32 can be made to have a certain degree of freedom to move away from the soil taking pipe 2 by the dislocation, and the soil taking pipe 2 can be easily deflected by the dislocation of the soil taking pipe 2 when the soil taking pipe is provided with the dislocation depth.

During operation, when the soil taking tube 2 finishes soil taking and upwards resets the in-process, it drives shovel groove 23 synchronous upward movement, at this moment, shovel shaft 35 is under the torsion effect of second torsional spring 36, in shovel groove 23 is supported on its upper portion, the joint effect between shovel shaft 35 and the time of upwards moving of shovel groove 23 is accompanied, the elasticity that spring 33 provided can be overcome temporarily, and make shovel plate 32 upwards move briefly, when the pulling force that spring 33 provided is greater than the frictional force between shovel groove 23 and shovel shaft 35, shovel plate 32 drops downwards, so reciprocating, in the whole upward reset period of soil taking tube 2, shovel plate 32 cyclic reciprocation carries out the vibration in upper and lower directions, at this moment, when soil in soil taking tube 2 reaches shovel plate 32 below position, through shovel plate 32's quick downward movement, the rear side position of its bottom, at this moment, upper portion soil drops to the soil taking bin 6 under the gradual push away effect of shovel plate 32 bottom curved surface, and the soil that is in the lower part then still keeps static state under the effect of frictional force that is inertia, so reciprocating, can carry out the soil taking tube 2 again, the soil is removed from the soil in a large amount of time, the soil can be removed from the inner wall of soil taking tube is again, the soil is removed in a large amount of time, the soil is more than the soil is removed, the soil is sampled in a small volume is more than the soil is convenient, the soil is sampled, the soil is more than the soil is easy is more than the soil is more than 32, and the soil is easy, and the soil is more is easy, and the soil is easy to be more than the soil is convenient to be more than soil, and the soil is convenient to be easily to soil, and the soil is to soil.

Further, after the soil is taken out, in order to keep the granularity of the soil consistent, the subsequent loading or transferring is convenient, as shown in fig. 3, 6, 8 and 11, the middle part of the soil taking bin 6 is fixedly provided with a containing box 61, the containing box 61 is of a cylindrical structure, the containing box 61 is positioned at the obliquely lower position of the sleeve 3, a sector groove matched with the hollow notch of the soil taking tube 2 is formed in the containing box 61, the middle part of the containing box 61 is rotatably provided with a grinding disc 62, a soil falling gap is reserved between the edge position of the grinding disc 62 and the inner wall of the containing box 61, a plurality of test tubes 63 are movably arranged at the bottom of the soil taking bin 6, round holes communicated with the openings at the upper ends of the test tubes 63 are formed at the bottom of the containing box 61, during working, the soil falling from the position of the soil taking tube 2 directly slides into the containing box 61, and is piled up at the upper part of the grinding disc 62, at the moment, the soil with the composite particle diameter slides from the edge gap position to the test tubes 63, and the soil is sequentially loaded by utilizing the flow channel 63.

Further, as shown in fig. 3, fig. 4, fig. 5, fig. 11 and fig. 13, for the collected large-particle soil, the middle part of the accommodating box 61 is fixedly provided with the soil grinding motor 64, the middle part of the output shaft of the soil grinding motor 64 is fixedly connected with the grinding disc 62, the upper end surface of the grinding disc 62 is circumferentially provided with the baffle strip 621, the upper part of the inner side of the accommodating box 61 is movably provided with the friction belt 613, the friction belt 613 is located above the grinding disc 62, the inner side of the accommodating box 61 is movably provided with a plurality of air bags 614, the air bags 614 are abutted against the inner side wall of the friction belt 613, during operation, the soil grinding motor 64 is started to rotate, the grinding disc 62 is driven to rotate by the soil grinding motor 64, at this time, the accumulated soil is circumferentially rotated under the carrying action of the baffle strip 621 and reaches the lower part of the friction belt 613, then is decomposed under the friction action of the friction belt 613 and slides down, in order to promote the promotion effect of the soil cracking, and the distance between the air bags 614 and the grinding disc 62 can be adjusted accordingly, thereby promoting the marking of different-volume soil particles, and facilitating the subsequent soil crushing test.

Further, according to the difference of the sampled position or depth, the loosening degree of the soil in the soil sampling tube 2 after sampling has a large difference, in order to improve the discharge efficiency of the soil, as shown in fig. 3 to 5 and fig. 11 and 13, the end of the soil grinding motor 64 is fixedly provided with a cutting disc 641, the upper part of the cutting disc 641 is fixedly provided with a cutting shaft 642, the upper part of the holding box 61 is slidably provided with a cutting rod 611, the rear part of the cutting rod 611 is provided with a long groove which is slidably limited with the cutting shaft 642, the front part of the cutting rod 611 is in a Y-shaped structure, the soil sampling tube 2 is positioned between Y-shaped ports of the cutting rod 611, the end of the cutting rod 611 is fixedly provided with a cutting wire 612, and the cutting wire 612 penetrates through a hollow notch part of the soil sampling tube 2, with the operation of the soil grinding motor 64, the cutting disc 641 rotates synchronously, and then through the sliding limit cooperation between the cutting shaft 642 and the cutting rod 611, the cutting rod 611 moves towards the soil taking pipe 2 in a circulating and reciprocating manner, at this time, the cutting wire 612 positioned at the end of the cutting rod 611 is embedded into soil and cut off in the process of approaching the soil taking pipe 2, then, in the process of downward intermittent movement of the shovel plate 32, the broken soil strips can be rapidly fallen off, with the moving away of the cutting wire 612, the broken soil strips can be carried out of the soil taking pipe 2, the soil discharging rate is further improved, the work load of the shovel plate 32 is reduced, the cleaning degree of the interior of the soil taking pipe 2 is improved, and continuous sampling operation is facilitated.

In addition, the invention also provides a using method of the quantized mark soil sampling device suitable for field test, which comprises the following steps:

s1, object determination: firstly, selecting a preset soil taking position in a field according to a quantization marking standard and data requirements, and inputting a moving route instruction into a soil taking vehicle 1;

s2, advancing soil sampling: the travelling, retreating or steering operation of the crawler wheel 7 is controlled through the independent driving of the two travelling motors 8 by preset parameters, so that the soil taking vehicle 1 continuously moves among a plurality of soil taking mark points and collects the soil at the mark points;

s3, soil storage: in the process of taking soil by the soil taking vehicle 1, the soil taking pipe 2 is led to descend to a preset soil taking depth by the active pushing of the electric push rod 4, the marked point soil is carried and lifted into the soil taking bin 6 for further refinement treatment, and the marked point soil is singly stored according to the moving sequence of the marked points;

s4, quantitative test: after the soil sampling is completed, the soil sampling vehicle 1 returns, and the collected soil is sequentially taken out by a tester and subjected to quantitative marking test with a laboratory.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a quantization mark device that fetches earth suitable for field test, includes soil sampling car (1) and soil sampling pipe (2), and soil sampling pipe (2) are installed in soil sampling car (1), its characterized in that still includes:

the soil sampling device comprises a sleeve (3), wherein the sleeve (3) is fixedly arranged in the middle of a soil sampling vehicle (1), a soil sampling pipe (2) is slidably arranged in the sleeve (3), an electric push rod (4) is fixedly arranged at the middle rear part of the soil sampling vehicle (1), a connecting block (5) is rotatably connected to the upper end part of the soil sampling pipe (2), a first torsion spring is connected between the soil sampling pipe (2) and the connecting block (5), and the telescopic end of the electric push rod (4) is fixedly connected with the connecting block (5);

the soil sampling bin (6), soil sampling bin (6) fixed mounting is in the well rear portion of soil sampling car (1), and soil sampling tube (2) run through soil sampling bin (6), and soil sampling tube (2) are provided with hollow slot form breach towards one side of soil sampling bin (6).

2. The quantized tagged soil sampling device adapted for field testing as claimed in claim 1 wherein: crawler wheels (7) are symmetrically arranged on two sides of the soil taking vehicle (1), the two groups of crawler wheels (7) are driven by two advancing motors (8) respectively, a leaf discharging shaft (9) is rotatably arranged at the front part of the soil taking vehicle (1), the leaf discharging shaft (9) is transversely arranged, leaf discharging brushes (91) are uniformly inserted on the leaf discharging shaft (9), and meshed rows She Chilun (92) are symmetrically arranged at the end parts of the leaf discharging shaft (9) and the end parts of the advancing motors (8).

3. The quantized tagged soil sampling device adapted for field testing as claimed in claim 1 wherein: the bottom of the soil taking pipe (2) is of an annular conical opening structure, a torsion plate (21) is circumferentially arranged on the inner wall of the bottom of the soil taking pipe (2), a plurality of torsion shafts (22) are circumferentially arranged at the upper end of the soil taking pipe (2), and a plurality of spiral torsion grooves (31) which are in sliding fit with the torsion shafts (22) are circumferentially arranged at the opening position of the upper end of the sleeve (3).

4. The quantized tagged soil sampling device adapted for field testing as claimed in claim 1 wherein: the lower extreme slidable mounting of sleeve pipe (3) has shovel board (32), and shovel board (32) are located the hollow slot form breach of getting soil pipe (2), and shovel board (32) lower part is the curved surface, and shovel board (32) curved surface bottom is close to the inboard position of getting soil pipe (2), is connected with spring (33) between the upper end of shovel board (32) and sleeve pipe (3).

5. The quantitative marker soil sampling device for field test according to claim 4, wherein: the upper end of shovel board (32) is installed stereoplasm brush (34), stereoplasm brush (34) orientation and with the inside wall sliding contact of soil taking pipe (2), shovel axle (35) are installed in the middle part rotation of shovel board (32), be connected with second torsional spring (36) between shovel axle (35) and shovel board (32), shovel axle (35) are the reverse "U" shape structure, the waist type groove with shovel axle (35) sliding fit is seted up to the lower part of sleeve pipe (3), shovel groove (23) have evenly been seted up along its axis direction to the outer wall of soil taking pipe (2), and the upper portion slip of shovel axle (35) is supported in shovel groove (23).

6. The quantitative marker soil sampling device for field test according to claim 4, wherein: the shovel plate (32) is located the top position of soil sampling bin (6), and the curved surface bottom and the inner wall sliding contact of soil sampling tube (2) of shovel plate (32), both sides and the front portion of shovel plate (32) all are provided with the reservation clearance with soil sampling tube (2) inner chamber.

7. The quantized tagged soil sampling device adapted for field testing as claimed in claim 1 wherein: the middle part fixed mounting of the soil taking bin (6) has a holding box (61), the holding box (61) is of a cylindrical structure, the holding box (61) is located at an inclined lower position of the sleeve (3), a sector groove matched with a hollow gap of the soil taking pipe (2) is formed in the holding box (61), a grinding disc (62) is installed in the middle of the holding box (61) in a rotating mode, a soil falling gap is reserved between the edge position of the grinding disc (62) and the inner wall of the holding box (61), a plurality of test tubes (63) are movably mounted at the bottom of the soil taking bin (6), and round holes communicated with openings in the upper ends of the test tubes (63) are formed in the bottom of the holding box (61).

8. The quantitative marker soil sampling device for field test according to claim 7, wherein: the middle part fixed mounting of splendid attire box (61) has mill native motor (64), the output shaft middle part and mill (62) fixed connection of mill native motor (64), the tip fixed mounting of mill native motor (64) has cutting dish (641), the upper portion fixed mounting of cutting dish (641) has cutting axle (642), the upper portion slidable mounting of splendid attire box (61) has cutting pole (611), the rear portion of cutting pole (611) is provided with the rectangular groove spacing with cutting axle (642) slip, the front portion of cutting pole (611) is "Y" shape structure, soil sampling tube (2) are located between the "Y" shape port of cutting pole (611), the tip fixed mounting of cutting pole (611) has cutting wire (612), and hollow breach position that cutting wire (612) run through soil sampling tube (2).

9. The quantized tagged soil sampling device adapted for field testing as claimed in claim 8 wherein: the upper end face circumference of mill (62) is provided with shelves strip (621), and the inboard upper portion movable mounting of splendid attire box (61) has friction area (613), and friction area (613) are located the top of mill (62), and the inboard movable mounting of splendid attire box (61) has a plurality of air bags (614), and on the inside wall of friction area (613) was supported to air bag (614).

10. A method of quantitatively marking a soil sampler suitable for field testing according to claim 2, wherein: the method comprises the following steps:

s1, object determination: firstly, selecting a preset soil taking position in a field according to a quantization marking standard and data requirements, and inputting a moving route instruction into a soil taking vehicle (1);

s2, advancing soil sampling: through preset parameters, the travelling, retreating or steering operation of the crawler wheel (7) is controlled through the independent driving of the two travelling motors (8), so that the soil taking vehicle (1) continuously moves among a plurality of soil taking mark points, and soil at the mark points is collected;

s3, soil storage: in the process of taking soil by the soil taking vehicle (1), the soil taking pipe (2) is led to descend to a preset soil taking depth by the active propulsion of the electric push rod (4), the marked point soil is carried and lifted into the soil taking bin (6) for further refinement treatment, and the marked point soil is singly stored according to the moving sequence of the marked points;

s4, quantitative test: after soil sampling is finished, the soil taking vehicle (1) returns, and collected soil is sequentially taken out by a tester and subjected to quantitative marking test in a laboratory.