CN111912650B

CN111912650B - Agricultural soil detection sampling device

Info

Publication number: CN111912650B
Application number: CN202010874584.0A
Authority: CN
Inventors: 李立伟; 许庆; 陈冲
Original assignee: Shandong Zhiheng Environmental Testing Co ltd
Current assignee: Shandong Zhiheng environmental testing Co.,Ltd.
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-06-04
Anticipated expiration: 2040-08-27
Also published as: CN111912650A

Abstract

The invention provides an agricultural soil detection sampling device, and belongs to the technical field of detection. The device solves the problems that the sampling horizon and the sampling depth of the soil column cannot be distinguished, the subsequent analysis is difficult, the device is difficult to clean after sampling and the like in the existing agricultural soil detection sampling process. The utility model provides an agricultural soil detects sampling device, the on-line screen storage device comprises a base, be equipped with the arrangement hole in the base, the inner wall of arrangement hole left and right sides is fixedly connected with arc respectively, the fixed a plurality of tooth pieces that are equipped with on the arc, this a plurality of tooth pieces are along the circumferencial direction equipartition, rotate the gear that sets up in the arc, this gear cooperatees in the tooth piece on the arc, and the arc surrounds two-thirds's gear, this agricultural soil detects sampling device can fall into the collection according to soil level to the sample, and device self can carry out certain clearance after the sample, reduce follow-up clearance work load.

Description

Agricultural soil detection sampling device

Technical Field

The invention belongs to the technical field of detection, and relates to an agricultural soil detection sampling device.

Background

The soil sampler is the specialized tool of soil sampling in survey soil prescription fertilization, soil monitoring and arable land soil study and quality evaluation project, along with the demand of social development, and the continuous deep of scientific investigation work, need carry out more accurate understanding and deep research to wider and more deep soil and its soil characteristic, present soil sampling, what mostly adopted is the drill pipe sample, after the drill pipe bored into the underground, soil forms a earth pillar in the drill pipe, take out whole earth pillar and analyze, can not distinguish the sample horizon and the degree of depth of earth pillar, influence follow-up analysis effect, and soil fastening is inside the drill pipe usually, the sample is difficult for taking out, it is inconvenient to follow-up clearance.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides an agricultural soil detection sampling device which can divide and collect samples according to soil levels, can clean the device after sampling to a certain extent and reduce the subsequent cleaning workload.

The purpose of the invention can be realized by the following technical scheme: the utility model provides an agricultural soil detects sampling device, includes the base, be equipped with the arrangement hole in the base, two backup pads of base upper end fixedly connected with, these two backup pads become bilateral symmetry about the central line of base, the electromagnetism slide has been seted up respectively in two backup pads, be equipped with the control box in the electromagnetism slide, sliding connection has the magnetism slider, two in the electromagnetism slide fixedly connected with guide bar between the magnetism slider, guide bar lower extreme fixedly connected with motor case, the fixed rotating electrical machines that is equipped with in the motor case, rotating electrical machines lower extreme output shaft fixedly connected with pneumatic cylinder, the piston rod of this pneumatic cylinder extends to settling downthehole time, is located between two boxes. Under the initial condition, the electro-magnet in the control box in the electromagnetism slide does not switch on, when using this device, earlier the electro-magnet circular telegram in the control box of electromagnetism slide, realizes through the current direction that changes the electro-magnet in the control box that the magnetism slider is towards keeping away from or being close to in the inside of electromagnetism slide the direction of electro-magnet slides, and two magnetism sliders drive the guide bar fast removal in vertical space when sliding in the electromagnetism slide, and the guide bar passes through the motor case and drives the pneumatic cylinder and be close to ground, and the rotating electrical machines in the motor case drives the pneumatic cylinder and takes place the relative rotation simultaneously, gets into soil sample for follow-up device and provides power.

In the agricultural soil detection and sampling device, the inner walls of the left side and the right side of the placement hole are respectively and rotatably connected with the connecting rods, each connecting rod is internally and fixedly connected with the first torsion spring, one end of the first torsion spring is fixedly connected with the connecting rod, the other end of the first torsion spring is fixedly connected with the side end wall of the mounting hole, a box body is rotatably connected between the two connecting rods, two rollers are rotatably connected on the right end wall of the box body, a plurality of cleaning blocks are fixedly connected on the rollers, the cleaning blocks are uniformly distributed along the circumferential direction, two belt pulleys are rotatably connected in the box body, a belt is arranged between the two belt pulleys in a transmission way, a plurality of cleaning plates are rotatably connected on the belt, the cleaning plates are uniformly distributed along the belt path, a second torsion spring is fixedly connected in the cleaning plates, one end of the second torsion spring is fixedly connected with the cleaning plates, the other end of the second torsion spring is fixedly connected with the belt, and the other end of the cleaning plates is detachably connected with a cleaning brush.

When the piston rod of pneumatic cylinder moves down to soil inside gradually, the piston rod and the box of pneumatic cylinder contact, the box carries out the stable stay to the piston rod of pneumatic cylinder, the piston rod of avoiding the pneumatic cylinder takes place the swing after getting into soil, influence soil collection sampling, and the box is when the piston rod of pneumatic cylinder supports, along with the increase of the depth of fall of piston rod, two connecting rods of box accessible are in the downthehole rotation of settling, descend together along with the piston rod, avoid the direct and pneumatic cylinder of box to bump, the second torsional spring in the connecting rod is held power by the tensile simultaneously, so that follow-up connecting rod resets. When soil is sampled, a piston rod of the hydraulic cylinder is gradually removed from the soil, the piston rod is contacted with a cleaning block on a roller at the side end of the box body to generate friction, the roller is driven to rotate relatively under the action of the friction force, the piston rod of the hydraulic cylinder is preliminarily cleaned by the cleaning block while the roller rotates, when the cleaning block rotates to the inside of the box body, the cleaning block is contacted with a cleaning brush on the cleaning plate to generate extrusion, a second torsion spring on the cleaning plate extrudes to accumulate force, the cleaning brush cleans the surface of the cleaning block to a certain amount, because the cleaning block is intermittently arranged on the roller, when the cleaning block is disconnected with the cleaning brush, the second torsion spring on the cleaning plate resets to drive the cleaning plate to shake relatively, soil cleaned from the cleaning block by the cleaning brush is thrown away, the subsequent cleaning effect is prevented from being influenced, and when the cleaning block is contacted with the cleaning brush, promote the clearance board through frictional force and take place relative rotation around two belt pulleys on the belt, make a plurality of clearance boards alternant on the belt clear up the clearance piece, improved the clearance effect of cleaning brush to the clearance piece, improved the clearance effect of clearance piece to the pneumatic cylinder piston rod promptly.

The agricultural soil detection sampling device comprises a plurality of storage mechanisms detachably connected to the lower end of a piston rod of a hydraulic cylinder, each storage mechanism comprises a U-shaped groove detachably arranged at the lower end of the hydraulic cylinder, a storage space is arranged in each U-shaped groove, a first optical axis is rotatably connected between the inner walls of the upper side and the lower side of the storage space, a shaft sleeve is sleeved on each first optical axis, a plurality of groups of scraping plates are rotatably connected to each shaft sleeve, the groups of scraping plates are circumferentially symmetrical about the central line of the first optical axis, the scraping plates in each group of scraping plates are uniformly distributed along the length direction of the first optical axis, a third torsional spring is fixedly connected in each scraping plate, one end of each third torsional spring is fixedly connected with each scraping plate, the other end of each third torsional spring is fixedly connected with each shaft sleeve, a second optical axis is rotatably connected between the inner walls of the upper side and the lower side of the, and the push plate is matched with the scraper on the first optical axis.

When the rotating motor drives the hydraulic cylinder to rotate, the hydraulic cylinder drives the U-shaped groove to rotate relatively in soil, when the U-shaped groove rotates, a push plate in the containing space is in contact with soil at the side end of the device to generate friction, the push plate rotates relatively around a second optical axis under the action of friction force, the second optical axis drives a scraper in the containing space to rotate relatively around a first optical axis, the soil at the opening of the U-shaped groove is stirred into the containing space while the push plate rotates, at the moment, the scraper on the first optical axis is matched with the containing space to stir the soil attached to the push plate into the containing space at the right end of the first optical axis to collect the soil, when the soil in the containing space at the right side of the first optical axis is filled, the soil at the right end of the first optical axis blocks the scraper on the first optical axis, the scraper is controlled to stop rotating on the first optical axis, and when, the scraper blade takes place relative rotation at first optical axis surface under the effect of third torsional spring, make the scraper blade slide the push pedal surface, do not exert an effect to the soil in the push pedal, when avoiding the device to continue to move down to soil inside, the soil on other soil layers gets into once more, make the soil mix, influence subsequent soil analysis, the soil degree of depth that detects as required, the U type groove of selecting the adapted quantity is settled at pneumatic cylinder piston rod lower extreme, controlling means carries out categorised collection to the soil of different levels, subsequent sample processing, the analysis work of being convenient for.

The utility model provides an agricultural soil detects sampling device, U type groove lower extreme can be dismantled and be connected with the guide block, the spout has been seted up to the guide block lower extreme, sliding connection has the triangle slider in the spout, it can play the compression spring of buffering to the triangle slider to link firmly between triangle slider upper end and spout upside inner wall, can dismantle on the guide block and be connected with the blade, it is connected with the brush of bulldozing to rotate on the guide block, and this brush of bulldozing is located the upper end of blade for the guide block.

When the guide rod drives the hydraulic cylinder to move towards the inside of soil, the rotary motor drives the hydraulic cylinder to relatively rotate, the hydraulic cylinder drives the blades to rotate and cut in the soil through the guide blocks, soil is smashed and is convenient for subsequent collection, when the blades rotate, the bulldozing brushes above the blades relatively swing on the surfaces of the blades, a certain amount of soil on the upper end surfaces of the blades is cleaned, the phenomenon that excessive soil is attached to the surfaces of the blades to influence the cutting and smashing of the blades on the soil is avoided, when the hydraulic cylinder moves towards the inside of the soil, the triangular sliding blocks are preferentially contacted with the soil, when the triangular sliding blocks are contacted with the soil, the soil blocks block the triangular sliding blocks, the triangular sliding blocks are extruded to slide towards the inside of the sliding grooves, the compression springs between the sliding grooves and the triangular sliding blocks are compressed to store force, when the compression springs are compressed to a certain value, the compression, through compression spring's effect, reciprocal slip about triangle slider carries out in the spout is inside, tentatively becomes flexible to soil, and the blade of the top of being convenient for rotates in soil, cuts, smashes soil.

The agricultural soil detection sampling device is characterized in that the lower end of the base is fixedly connected with two positioning rods, each positioning rod is rotatably connected with a wheel axle, two ends of each wheel axle are fixedly connected with wheels, the right end face of the base is fixedly connected with a handle rod, and the other end of the handle rod is fixedly connected with a handle.

The utility model provides an agricultural soil detects sampling device, four recesses have been seted up to the front and back end wall of base, and these four recesses respectively set up two on the front end wall of base and back end wall, and two recesses on every wall become the longitudinal symmetry about the base, every rotate respectively in the recess and be connected with the L template, every the lower extreme of L template is equipped with round pin axle, every it is connected with the slide to sell epaxial rotation respectively, sliding connection has the toper slider in every slide respectively, still respectively fixedly connected with fourth torsional spring, every in every slide the fourth torsional spring other end and L template fixed connection. When the device is in soil sampling area, with L template from the inside roll-out of recess, the intraoral slide in pulling L template below breach makes slide and ground keep perpendicular, extends the toper slider from the slide to insert the toper slider ground, fix this device subaerial, avoid the device to shake because of the rotating electrical machines vibrations messenger's device takes place to rock in the course of the work, influences follow-up sampling.

Compared with the prior art, this agricultural soil detects sampling device has following advantage:

1. because the box body is rotatably arranged between the arrangement holes through the connecting rods, when the hydraulic cylinder descends, the box body can rotate along with the arrangement holes, and the direct collision between the box body and the hydraulic cylinder is avoided. After soil sampling is good, the piston rod of pneumatic cylinder is preliminarily cleared up to the clearance piece on the gyro wheel of box side, and a plurality of clearance boards on the belt are cleared up the clearance piece in turn, have improved the clearance effect of cleaning brush to the clearance piece, have improved the clearance effect of clearance piece to the pneumatic cylinder piston rod promptly.

2. Because the blade rotates when stirring soil, the brush that bulldozes of blade top takes place relative swing on the blade surface, carries out a certain amount clearance to blade up end soil, avoids earth too much to adhere to on the blade surface, influences the cutting of blade to earth, smashes, the triangle slider is preferred to contact with soil simultaneously, under compression spring effect, the triangle slider reciprocates to slide from top to bottom in the spout is inside, tentatively become flexible soil, the blade of the top of being convenient for rotates in soil, to soil cutting, smash.

3. Because the push plate in the containing space is contacted with soil at the side end of the device to generate friction, the push plate is matched with the scraper under the action of friction force to stir the soil at the opening of the U-shaped groove into the containing space, collecting soil, when the soil in the containing space on the right side of the first optical axis is filled, the soil at the right end of the first optical axis blocks the scraper, when the scraper is controlled to be contacted with the scraper again, the scraper slides over the surface of the push plate, no effect is generated on the soil on the push plate, and when the device is prevented from continuously moving downwards to the inside of the soil, soil of other soil layers gets into once more, makes the soil mix, influences subsequent soil analysis, and the soil degree of depth that detects as required selects "U" type groove of adapted quantity to settle at pneumatic cylinder piston rod lower extreme, and controlling means carries out categorised collection to the soil of different levels, subsequent sample processing, analysis work of being convenient for.

Drawings

FIG. 1 is a schematic structural diagram of an agricultural soil detection sampling device of the present invention.

Fig. 2 is an enlarged schematic view of the invention at a in fig. 1.

Fig. 3 is an enlarged schematic view of the invention at B in fig. 2.

Fig. 4 is an enlarged schematic view of the present invention at C (the accommodation mechanism) in fig. 1.

Fig. 5 is a schematic view of the invention in the direction D-D of fig. 4.

Fig. 6 is an enlarged schematic view at E in fig. 1 of the present invention.

Fig. 7 is a schematic view of the invention in an operating state at F in fig. 1.

In the figure, a base 10, a wheel 11, a handle rod 12, a handle 13, a support plate 14, an electromagnetic slide way 15, a magnetic slider 16, a guide rod 17, a motor box 18, a rotating motor 19, a hydraulic cylinder 20, a shaft sleeve 21, a pin shaft 22, a first torsion spring 23, a connecting rod 24, a box 25, a belt pulley 26, a belt 27, a roller 28, a cleaning block 29, a cleaning plate 30, a second torsion spring 31, a cleaning brush 32, a U-shaped groove 33, a second optical axis 36, a push plate 37, a first optical axis 38, a scraper 39, a storage space 40, a third torsion spring 41, a guide block 42, a sliding groove 43, a triangular slider 44, a compression spring 45, a blade 46, a bulldozer 47, a wheel shaft 48, a groove 49, an L-shaped plate 50, a fourth torsion spring 52, a slide way 53, a tapered slider 54, a positioning rod 55, a placement hole 56.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, an agricultural soil detects sampling device, including base 10, be equipped with placement hole 56 in the base 10, two backup pads 14 of base 10 upper end fixedly connected with, these two backup pads 14 become bilateral symmetry about the central line of base 10, electromagnetism slide 15 has been seted up respectively in two backup pads 14, be equipped with control box 57 in the electromagnetism slide 15, sliding connection has magnetic slider 16 in every electromagnetism slide 15, fixedly connected with guide bar 17 between two magnetic slider 16, guide bar 17 lower extreme fixedly connected with motor case 18, motor case 18 internal fixation is equipped with rotating electrical machines 19, rotating electrical machines 19 lower extreme output shaft fixedly connected with pneumatic cylinder 20, when the piston rod of this pneumatic cylinder 20 extends to placement hole 56, be located between two boxes 25. In the initial state, the electromagnet in the control box 57 in the electromagnetic slide way 15 is not electrified, when the device is used, the electromagnet in the control box 57 of the electromagnetic slide way 15 is firstly electrified, the magnetic slide blocks 16 slide in the electromagnetic slide way 15 towards the direction far away from or close to the electromagnet by changing the current direction of the electromagnet in the control box 57, the two magnetic slide blocks 16 drive the guide rod 17 to move in the vertical space at a high speed when sliding in the electromagnetic slide way 15, the guide rod 17 drives the hydraulic cylinder 20 to be close to the ground through the motor box 18, and meanwhile, the rotary motor 19 in the motor box 18 drives the hydraulic cylinder 20 to rotate relatively so as to provide power for the subsequent device to enter soil sampling.

Referring to fig. 1, 2 and 3, the inner walls of the left and right sides of the placing hole 56 are respectively and rotatably connected with a connecting rod 24, each connecting rod 24 is internally and fixedly connected with a first torsion spring 23, one end of the first torsion spring 23 is fixedly connected with the connecting rod 24, the other end of the first torsion spring is fixedly connected with the side end wall of the placing hole 56, a box body 25 is rotatably connected between the two connecting rods 24, the right end wall of the box body 25 is rotatably connected with two rollers 28, the rollers 28 are fixedly connected with a plurality of cleaning blocks 29, the cleaning blocks 29 are uniformly distributed along the circumferential direction, two belt pulleys 26 are rotatably connected in the box body 25, a belt 27 is arranged between the two belt pulleys 26 in a transmission manner, a plurality of cleaning plates 30 are rotatably connected on the belt 27, the cleaning plates 30 are uniformly distributed along the path of the belt 27, a second torsion spring 31 is fixedly connected in the cleaning plates 30, one end of the second torsion spring, the other end of the cleaning plate 30 is detachably connected with a cleaning brush 32.

When the piston rod of pneumatic cylinder 20 moved down to soil inside gradually, the piston rod of pneumatic cylinder 20 contacted with box 25, box 25 carried out the stable support to the piston rod of pneumatic cylinder 20, avoid taking place the swing after the piston rod of pneumatic cylinder 20 got into soil, influence soil collection sampling, and when box 25 supported the piston rod of pneumatic cylinder 20, along with the increase of the depth of fall of piston rod, box 25 accessible two connecting rods 24 rotated in settling hole 56, descend together along with the piston rod, avoid box 25 directly to collide with pneumatic cylinder 20, second torsional spring 32 in the connecting rod 24 is by tensile power of holding simultaneously, so that follow-up connecting rod 24 resets. After soil sampling is completed, the piston rod of the hydraulic cylinder 20 is gradually removed from the soil, the piston rod is contacted with the cleaning block 29 on the roller 28 at the side end of the box body 25 to generate friction, the roller 28 is driven to rotate relatively under the action of the friction, the roller 28 rotates, simultaneously, the piston rod of the hydraulic cylinder 20 is preliminarily cleaned by the cleaning block 29, when the cleaning block 29 rotates to the inside of the box body 25, the cleaning block 29 is contacted with the cleaning brush 32 on the cleaning plate 30 to generate extrusion, so that the second torsion spring 31 on the cleaning plate 30 extrudes to accumulate force, the cleaning brush 32 cleans the surface of the cleaning block 29 by a certain amount, as the cleaning block 29 is intermittently arranged on the roller 28, when the cleaning block 29 is disconnected with the cleaning brush 32, the second torsion spring 31 on the cleaning plate 30 resets to drive the cleaning plate 30 to shake relatively, soil cleaned from the cleaning block 29 by the cleaning brush 32 is thrown away, avoid influencing follow-up clearance effect, and clearance piece 29 when contacting with clearance brush 32, promote clearance board 30 through frictional force and take place relative rotation around two belt pulleys 26 on belt 27, make a plurality of clearance boards 30 alternans on the belt 27 clear up clearance piece 29, improved clearance brush 32 to clearance piece 29's clearance effect, improved the clearance effect of clearance piece 29 to pneumatic cylinder 20 piston rod promptly.

Referring to fig. 1, 4 and 5, the lower end of the piston rod of the hydraulic cylinder 20 is detachably connected with a plurality of receiving mechanisms, each receiving mechanism includes a U-shaped groove 33 detachably disposed at the lower end of the hydraulic cylinder 20, a receiving space 40 is disposed in the U-shaped groove 33, a first optical axis 38 is rotatably connected between the upper and lower inner walls of the receiving space 40, a shaft sleeve 21 is sleeved on the first optical axis 38, a plurality of groups of scrapers 39 are rotatably connected to the shaft sleeve 21, the plurality of groups of scrapers 39 are circumferentially symmetrical with respect to the center line of the first optical axis 38, the plurality of scrapers 39 in each group of scrapers 39 are uniformly distributed along the length direction of the first optical axis 38, a third torsion spring 41 is fixedly connected to the scrapers 39, one end of the third torsion spring 41 is fixedly connected to the scrapers 39, the other end of the third torsion spring is fixedly connected to the shaft sleeve 21, the plurality of push plates 37 are uniformly distributed on the surface of the second optical axis 36 along the circumferential direction, and the push plates 37 are matched with the scrapers 39 on the first optical axis 38.

When the rotating motor 19 drives the hydraulic cylinder 20 to rotate, the hydraulic cylinder 20 drives the U-shaped groove 33 to rotate relatively in the soil, when the U-shaped groove 33 rotates, the push plate 37 inside the accommodating space 40 contacts with soil at the side end of the device to generate friction, the push plate 37 rotates relatively around the second optical axis 36 under the action of the friction force, the second optical axis 36 drives the scraper 39 inside the accommodating space 40 to rotate relatively around the first optical axis 38, the soil at the opening of the U-shaped groove 33 is stirred into the accommodating space 40 while the push plate 37 rotates, at the moment, the scraper 39 on the first optical axis 38 is matched with the accommodating space 40, soil attached to the push plate 37 is stirred into the accommodating space 40 at the right end of the first optical axis 38, the soil is collected, when the soil in the accommodating space 40 at the right side of the first optical axis 38 is filled, the soil at the right end of the first optical axis 38 obstructs the scraper 39 on the first, the scraper 39 is controlled to stop rotating on the first optical axis 38, when the push plate 37 contacts with the scraper 39 again, the scraper 39 rotates relatively on the surface of the first optical axis 38 under the action of the third torsion spring 41, the scraper 39 slides on the surface of the push plate 37, no action is generated on soil on the push plate 37, when the device is prevented from moving downwards to the inside of the soil continuously, soil on other soil layers enters again, the soil is mixed, subsequent soil analysis is influenced, the U-shaped grooves 33 with the suitable number are selected to be arranged at the lower end of the piston rod of the hydraulic cylinder 20 according to the soil depth needing to be detected, the control device classifies and collects soil on different levels, and subsequent sample processing and analysis work are facilitated.

Referring to fig. 1, 4 and 6, the lower end of the U-shaped groove 33 is detachably connected with a guide block 42, the lower end of the guide block 42 is provided with a sliding groove 43, a triangular sliding block 44 is slidably connected in the sliding groove 43, a compression spring 45 capable of buffering the triangular sliding block 44 is fixedly connected between the upper end of the triangular sliding block 44 and the upper inner wall of the sliding groove 43, the guide block 42 is detachably connected with a blade 46, the guide block 42 is rotatably connected with a bulldozing brush 47, and the bulldozing brush 47 is located at the upper end of the blade 46 relative to the guide block 42.

When the guide rod 17 drives the hydraulic cylinder 20 to move towards the inside of soil, the rotating motor 19 drives the hydraulic cylinder 20 to relatively rotate, the hydraulic cylinder 20 drives the blades 46 to rotate and cut inside the soil through the guide blocks 42, the soil is smashed to facilitate subsequent collection, while the blades 46 rotate, the bulldozer 47 above the blades 46 relatively swings on the surfaces of the blades 46 to clean a certain amount of soil on the upper end surfaces of the blades 46, so that excessive soil is prevented from being attached to the surfaces of the blades 46 to affect cutting and smashing of the soil by the blades 46, while the hydraulic cylinder 20 moves towards the inside of the soil, the triangular slide block 44 is preferentially contacted with the soil, when the triangular slide block 44 is contacted with the soil, the soil blocks the triangular slide block 44, the triangular slide block 44 is squeezed to slide towards the inside of the slide groove 43, the compression spring 45 between the slide groove 43 and the triangular slide block 44 is compressed to accumulate force, when the compression spring 45 is compressed, compression spring 45 resets and promotes triangle slider 44 and slides to spout 43 outside, and through compression spring 45's effect, triangle slider 44 reciprocates to slide about inside spout 43, tentatively becomes flexible soil, and the blade 46 of the top of being convenient for rotates in soil, cuts, smashes soil.

Referring to fig. 1 and 7, two positioning rods 55 are fixedly connected to the lower end of the base 10, each positioning rod 55 is rotatably connected to a wheel axle 48, two ends of each wheel axle 48 are fixedly connected to wheels 11, a handle bar 12 is fixedly connected to the right end surface of the base 10, and a handle 13 is fixedly connected to the other end of the handle bar 12.

Referring to fig. 1 and 7, four grooves 49 are formed in the front end wall and the rear end wall of the base 10, the four grooves 49 are respectively disposed on the front end wall and the rear end wall of the base 10, the two grooves 49 on each wall are symmetrical with respect to the base 10 in the front and the rear directions, an L-shaped plate 50 is respectively and rotatably connected in each groove 49, a pin 22 is disposed at the lower end of each L-shaped plate 50, a slide 53 is respectively and rotatably connected to each pin 22, a tapered slide block 54 is respectively and slidably connected in each slide 53, a fourth torsion spring 52 is further respectively and fixedly connected in each slide 53, and the other end of each fourth torsion spring 52 is fixedly connected with the L-shaped plate 50. When the device is in the soil sampling area, the L-shaped plate 50 is rotated out from the inside of the groove 49, the slide way 53 in the notch 51 below the L-shaped plate 50 is pulled, the slide way 53 is vertical to the ground, the conical slide block 54 extends from the inside of the slide way 53 and is inserted into the ground, the device is fixed on the ground, and the phenomenon that the device shakes due to the vibration of the rotating motor 19 in the working process to influence subsequent sampling is avoided.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an agricultural soil detects sampling device, includes base (10), be equipped with in base (10) and place hole (56), its characterized in that: the upper end of the base (10) is fixedly connected with two supporting plates (14), the two supporting plates (14) are bilaterally symmetrical about the central line of the base (10), electromagnetic slide ways (15) are respectively arranged in the two supporting plates (14), a control box (57) is arranged in each electromagnetic slide way (15), a magnetic slide block (16) is further connected in each electromagnetic slide way (15) in a sliding manner, a guide rod (17) is fixedly connected between the two magnetic slide blocks (16), the lower end of each guide rod (17) is fixedly connected with a motor box (18), a rotating motor (19) is fixedly arranged in each motor box (18), and an output shaft at the lower end of each rotating motor (19) is fixedly connected with a hydraulic cylinder (20); the lower end of a piston rod of the hydraulic cylinder (20) is detachably connected with a plurality of storage mechanisms, each storage mechanism comprises a U-shaped groove (33) detachably arranged at the lower end of the hydraulic cylinder (20), a storage space (40) is arranged in each U-shaped groove (33), inner walls of the upper side and the lower side of each storage space (40) are rotatably connected with a first optical axis (38), each first optical axis (38) is sleeved with a shaft sleeve (21), a plurality of groups of scraping plates (39) are rotatably connected onto each shaft sleeve (21), the groups of scraping plates (39) are circumferentially symmetrical about the central line of the first optical axis (38), the scraping plates (39) in each group of scraping plates (39) are uniformly distributed along the length direction of the first optical axis (38), a third torsion spring (41) is fixedly connected into each scraping plate (39), one end of each third torsion spring (41) is fixedly connected with each scraping plate (39), and the other, still rotate between the inner wall of both sides about accomodating space (40) and be connected with second optical axis (36), a plurality of push plates (37) of fixedly connected with on second optical axis (36), this a plurality of push plates (37) along circumferencial direction equipartition on second optical axis (36) surface, and scraper blade (39) on this push plate (37) and first optical axis (38) cooperate.

2. The agricultural soil detection and sampling device of claim 1, wherein: the inner walls of the left side and the right side of the placement hole (56) are respectively and rotatably connected with connecting rods (24), each connecting rod (24) is internally and fixedly connected with a first torsion spring (23), one end of each first torsion spring (23) is fixedly connected with the connecting rod (24), the other end of each first torsion spring is fixedly connected with the side end wall of the placement hole (56), two connecting rods (24) are rotatably connected with a box body (25), the right end wall of the box body (25) is rotatably connected with two idler wheels (28), the idler wheels (28) are fixedly connected with a plurality of cleaning blocks (29), the cleaning blocks (29) are uniformly distributed along the circumferential direction, two belt pulleys (26) are further rotatably connected in the box body (25), a belt (27) is arranged between the two belt pulleys (26) in a transmission manner, a plurality of cleaning plates (30) are rotatably connected on the belt (27), and the cleaning plates (30) are uniformly distributed along the, fixedly connected with second torsional spring (31) in clearance board (30), this second torsional spring (31) one end and clearance board (30) fixed connection, the other end and belt (27) fixed connection, clearance board (30) other end can be dismantled and be connected with clearance brush (32).

3. The agricultural soil detection and sampling device of claim 2, wherein: u type groove (33) lower extreme can be dismantled and be connected with guide block (42), spout (43) have been seted up to guide block (42) lower extreme, sliding connection has triangle slider (44) in spout (43), it can play compression spring (45) of buffering to triangle slider (44) to link firmly between triangle slider (44) upper end and spout (43) upside inner wall, can dismantle on guide block (42) and be connected with blade (46), it has bulldozing brush (47) to rotate on guide block (42), and this bulldozing brush (47) are located the upper end of blade (46) for guide block (42).

4. The agricultural soil detection and sampling device of claim 3, wherein: the wheel type bicycle is characterized in that two positioning rods (55) are fixedly connected to the lower end of the base (10), wheel shafts (48) are rotatably connected to the positioning rods (55) respectively, wheels (11) are fixedly connected to two ends of each wheel shaft (48) respectively, a handle rod (12) is fixedly connected to the right end face of the base (10), and a handle (13) is fixedly connected to the other end of each handle rod (12).

5. The agricultural soil detection and sampling device of claim 4, wherein: four recesses (49) have been seted up to the front and back end wall of base (10), and these four recesses (49) respectively set up two on the front end wall and the back end wall of base (10), and two recesses (49) on every wall become fore-and-aft symmetry about base (10), every rotate respectively in recess (49) and be connected with L template (50), every the lower extreme of L template (50) is equipped with round pin axle (22), every it is connected with slide (53) to rotate respectively on round pin axle (22), sliding connection has tapered slider (54) in slide (53) respectively, every still fixedly connected with fourth torsional spring (52) respectively in slide (53), every fourth torsional spring (52) other end and L template (50) fixed connection.