CN111665084A - Multi-cavity multi-caliber agricultural environment soil sampling test device - Google Patents
Multi-cavity multi-caliber agricultural environment soil sampling test device Download PDFInfo
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- CN111665084A CN111665084A CN202010710985.2A CN202010710985A CN111665084A CN 111665084 A CN111665084 A CN 111665084A CN 202010710985 A CN202010710985 A CN 202010710985A CN 111665084 A CN111665084 A CN 111665084A
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- 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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Abstract
The invention provides a multi-cavity multi-caliber agricultural environment soil sampling test device, which relates to the technical field of soil sampling and aims to solve the problems that when the existing soil sampling device is used, samplers with different calibers cannot be controlled to sample simultaneously, cannot be conveniently collected and folded when the existing soil sampling device is not used, and cannot be controlled to vertically sample; the main body is of a rectangular structure, and jacks are arranged inside the main body; the inner end of the side plate is arranged in the side groove, and the inserting plate of the side plate is inserted into the slot. The main part is used for installing curb plate and sampling tube for the sampling tube can be supported and take a sample the use in the vertical state, and the inner of curb plate inserts the inside upset at the side groove, can overturn in the inside of side groove when making the curb plate not use, makes the curb plate be in the vertical state, thereby is convenient for remove, and the jack is then used for making the sampling tube male of intermediate position.
Description
Technical Field
The invention belongs to the technical field of soil sampling, and particularly relates to a multi-cavity multi-caliber agricultural environment soil sampling test device.
Background
When agricultural environment is repaired, the contaminated soil is generally required to be sampled and detected, so as to test whether the soil is effectively repaired.
For example, application No.: CN201911137692.3 relates to a soil sampling device, which comprises a scale rod and a soil shifting mechanism, wherein a sampling head is fixed at one end of the scale rod, a fixing rod is fixed at the other end of the scale rod, the soil shifting mechanism comprises a bearing, a push rod and a fixing block, one end of the push rod is arranged in the sampling head and the scale rod, the other end of the push rod extends out of the scale rod, and the fixing block is fixed at the embedded end of the push rod; the invention has the beneficial effects that: the push block and the fixed block are screwed and fixed through the internal threads and the external threads, so that the push block and the fixed block are quickly installed, the push block is convenient to take down and replace when worn, and the efficiency of replacing the push block is improved; the anti-skidding mechanism is arranged on the bulldozing handle, and the anti-skidding effect of pushing the bulldozing handle by a user is improved by the anti-skidding sleeve, so that the soil sampling device is beneficial to quickly pushing out the sampled soil; the surface of the pedal plate is fixed with the anti-skid block through the screw, so that the friction force between the foot and the anti-skid block is increased, and the user can take a sample more stably by treading the pedal plate.
Based on prior art discovery, current soil sampling device is when using, and the sampler of the different bores of unable simultaneous control takes a sample, can't be convenient when not using to collect and fold, and the perpendicular sample of uncontrollable sampler, and current soil sampling device is when using, and after soil was taken out, soil remained easily inside the sampler, leads to the unable orderly taking out of soil.
Disclosure of Invention
In order to solve the technical problems, the invention provides a multi-cavity multi-caliber agricultural environment soil sampling test device, which aims to solve the problems that when the existing soil sampling device is used, samplers with different calibers cannot be controlled to sample simultaneously, the sampler cannot be conveniently collected and folded when the existing soil sampling device is not used, the sampler cannot be controlled to sample vertically, and when the existing soil sampling device is used, soil is easy to remain in the sampler after the soil is taken out, so that the soil cannot be taken out orderly.
The invention relates to a multi-cavity multi-caliber agricultural environment soil sampling test device, which has the purpose and the effect and is achieved by the following specific technical means:
a multi-cavity multi-caliber agricultural environment soil sampling test device comprises a main body, a side plate, a sampling tube, a bottom opening, a turnover block, a control rod and an ejector rod; the main body is of a rectangular structure, and jacks are arranged inside the main body; the inner ends of the side plates are arranged in the side grooves, the inserting plates of the side plates are inserted into the inserting grooves, and shaft rods in the side grooves are inserted into the guide grooves of the side plates; the outer side of the bottom of the sampling tube is provided with threads, the inner part of the top end of the sampling tube is of an inclined structure, and the sampling tube is positioned in the middle and around the main body; the bottom port is arranged at the bottom of the sampling tube; the overturning block is arranged in the overturning groove through an overturning shaft, and the outer side of the top end of the overturning block is connected with the inside of the overturning groove through a spring; the outside bore size of control lever is different, and the control lever inserts in the inside of sampling tube to the side piece of control lever both sides inserts and moves in the inside of mounting groove.
The main body comprises jacks, side grooves, slots and support rods; threads are arranged inside the jack inside the main body, and four side grooves are arranged on the outer side of the main body; the side groove is of a rectangular structure, and two stop blocks are arranged at two ends of the bottom of the outer side of the side groove; the outer end both sides of side groove are equipped with the axostylus axostyle, and the inboard intermediate position of side groove is equipped with the slot to the slot is the rectangle structure.
The ejector rod comprises a bottom rod, a side groove and a limiting block; the ejector rod is of a cylindrical structure with the top part protruding in the middle, and a pulling piece is arranged at the top end of the ejector rod; the bottom rod is of a cylindrical structure with the top part protruding in the middle, and the top end of the bottom rod is connected with the bottom part of the top rod; the two sides of the ejector rod are provided with side grooves, the side grooves are of cylindrical structures with middle bulges, and rectangular grooves are arranged above the outer parts of the side grooves; the top outside of ejector pin passes through the spring mounting in the inside in storehouse, and the bottom of sill bar is in the bottom of control lever.
Furthermore, the main body also comprises a support rod; the supporting rod is of a cylindrical structure, a baffle block with a conical structure is arranged at the bottom of the supporting rod, and an inserting rod with a conical structure is arranged at the bottom of the supporting rod; the supporting rods are uniformly arranged at the bottom corner positions of the main body.
Furthermore, the side plate comprises a guide groove and a mounting piece; the side plates are of a long strip structure, the cross sections of the side plates are of T-shaped structures, and rectangular grooves are formed in the middle of the side plates; the inner end of the side plate is provided with a rectangular inserting plate, two sides of the side plate are provided with guide grooves, and the cross sections of the guide grooves are of rectangular structures; the outer end of the side plate is provided with an installation part of an annular structure, and threads are arranged inside the installation part.
Furthermore, the sampling tube comprises a mounting groove; the sampling tube is of a cylindrical tubular structure, is inserted into the jack and the four mounting pieces, and has different calibers; the outer side of the top end of the sampling tube is provided with a baffle plate with an annular structure, and two sides of the interior of the sampling tube are provided with mounting grooves; the mounting groove is of an L-shaped structure.
Further, the bottom opening comprises a turnover groove; the bottom opening is of an annular structure, and the section of the bottom opening is of a wedge-shaped structure; the turnover grooves are arranged in an annular mode and are of T-shaped structures; the turnover groove is positioned above the bottom opening.
Furthermore, the overturning block comprises an overturning shaft; the turning block is of a T-shaped structure, and the bottom of the inner side of the turning block is of an inclined structure; both sides of the bottom of the turnover block are provided with turnover shafts, and a spring is arranged behind the top end of the turnover block.
Furthermore, the control rod comprises an inner bin and a side block; the control rod is of a cylindrical structure, and an inner bin is arranged inside the control rod; the inner bin is of a cylindrical structure with the bottom part protruding in the middle, and the top end of the inner bin is of a funnel-shaped structure; and side blocks are arranged on two sides of the bottom of the control rod and are of rectangular structures.
Furthermore, the ejector rod also comprises a limiting block; the limiting block is of a cylindrical structure with a convex middle part, and the outer side of the limiting block is of an arc structure; the inner of stopper passes through the spring mounting in the inside of limit groove, and the outside top of stopper is equipped with the rectangular plate.
Compared with the prior art, the invention has the following beneficial effects:
in the device, a main body and a push rod are arranged, the main body is used for installing a side plate and a sampling tube, so that the sampling tube can be supported in a vertical state for sampling, the inner end of the side plate is inserted into a side groove to turn over, when the side plate is not used, the side plate can turn over in the side groove, so that the side plate is in a vertical state and is convenient to move, a jack is used for inserting the sampling tube in the middle position, so that the sampling tube with a standard caliber can be connected with the main body for sampling, the side groove is used for directly embedding the inner end of the side plate, a baffle plate in the side groove is used for limiting the side plate, when the side plate is opened for use, the baffle plate can block the side plate to avoid the side plate from turning downwards, so that the sampling tubes with different calibers are fixed for supporting and sampling, and the sampling tube can be in a vertical state, the shaft rod is inserted into the guide groove to move and turn over, so that the side plate can be freely adjusted and used, the slot is used for inserting the inserting plate at the inner end of the side plate, after the side plate is turned over and opened, the side plate can be fixed through the inserting plate and the slot, so that the sampling tube is effectively supported, and the support rod is arranged at the bottom of the main body, so that the main body can be effectively supported and used by the support rod, and a plurality of sampling tubes can be simultaneously supported and used by the main body;
still furthermore, the ejector pin is after the device finishes sampling, can directly press the rectangular plate above the limiting block, make the limiting block retract, thus relieve the spacing to the ejector pin, make the ejector pin can receive the power of the spring and move downwards, and then control the bottom lever to move downwards, make the bottom lever can push out the earth, avoid the earth to stay in the inner portion of the sampling tube and can't take out and the phenomenon that sticks to the inner wall of the sampling tube, and the ejector pin mainly plays the role of receiving the power of the spring and moves, and the bottom lever mainly plays the role of pushing up the earth downwards, and the side groove is used for installing the limiting block, make the limiting block retract, and then relieve the spacing to the ejector pin, the limiting block mainly plays the role of upward movement of the ejector pin, make the limiting block automatically receive the power of the spring and move outwards, thereby pushing up the ejector pin fixedly, the outside of the limiting block is the arc structure, in order to make the ejector pin whereabouts, the stopper can be smooth contract in, and the rectangular plate on stopper top is then used for directly pressing through the manpower, make after avoiding contracting in the control stopper, direct and stopper contact, avoid pressing from both sides to the hand, thereby solved when using, the sampler of the different bores of unable simultaneous control takes a sample, can't convenient the collection when not using is folding, the perpendicular sample of uncontrollable sampler, and current soil sampling device is when using, after soil is taken out, soil remains inside the sampler easily, lead to the problem that soil can't orderly take out.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic bottom view of the present invention.
Fig. 3 is a schematic perspective view of the main body of the present invention.
Fig. 4 is a schematic perspective view of the side panel of the present invention.
FIG. 5 is a schematic perspective view of the sampling tube of the present invention.
FIG. 6 is a schematic cross-sectional view of a sampling tube of the present invention.
FIG. 7 is a schematic view of a partial cross-sectional structure of a sampling tube of the present invention.
Fig. 8 is a schematic perspective view of the turning block of the present invention.
Fig. 9 is a cross-sectional structural view of a control lever of the present invention.
Fig. 10 is a partial cross-sectional view and a partial enlarged structure of the carrier rod according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a main body; 101. a jack; 102. a side groove; 103. a slot; 104. a support bar; 2. a side plate; 201. a guide groove; 202. a mounting member; 3. a sampling tube; 301. mounting grooves; 4. a bottom opening; 401. a turnover groove; 5. turning over the block; 501. a turning shaft; 6. a control lever; 601. an inner bin; 602. a side block; 7. a top rod; 701. a bottom bar; 702. a side groove; 703. and a limiting block.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 10:
the invention provides a multi-cavity multi-caliber agricultural environment soil sampling test device which comprises a main body 1, a side plate 2, a sampling tube 3, a bottom opening 4, a turnover block 5, a control rod 6 and an ejector rod 7, wherein the main body is provided with a plurality of cavities; the main body 1 is of a rectangular structure, and a jack 101 is arranged inside the main body 1; the inner end of the side plate 2 is arranged inside the side groove 102, the inserting plate of the side plate 2 is inserted inside the inserting groove 103, and the shaft lever inside the side groove 102 is inserted inside the guide groove 201 of the side plate 2; the outer side of the bottom of the sampling tube 3 is provided with threads, the inner part of the top end of the sampling tube 3 is of an inclined structure, and the sampling tube 3 is positioned in the middle and at the periphery of the main body 1; the bottom port 4 is arranged at the bottom of the sampling tube 3; the turning block 5 is arranged inside the turning groove 401 through a turning shaft 501, and the outer side of the top end of the turning block 5 is connected with the inside of the turning groove 401 through a spring; the outer diameters of the control rods 6 are different in size, and the control rods 6 are inserted into the sampling tube 3, and the side blocks 602 on both sides of the control rods 6 are inserted into the mounting groove 301 to move.
The main body 1 comprises a jack 101, a side groove 102, a slot 103 and a support rod 104; threads are arranged inside the jack 101 inside the main body 1, and four side grooves 102 are arranged outside the main body 1; the side groove 102 is of a rectangular structure, and two stop blocks are arranged at two ends of the bottom of the outer side of the side groove 102; the two sides of the outer end of the side groove 102 are provided with shaft rods, the middle position of the inner side of the side groove 102 is provided with a slot 103, the slot 103 is of a rectangular structure, the main body 1 is used for installing the side plate 2 and the sampling tube 3, so that the sampling tube 3 can be supported in a vertical state for sampling, the inner end of the side plate 2 is inserted into the side groove 102 to turn over, when the side plate 2 is not used, the side plate 2 can turn over in the side groove 102, so that the side plate 2 is in a vertical state and is convenient to move, the jack 101 is used for inserting the sampling tube 3 in the middle position, so that the sampling tube 3 with a standard caliber can be connected with the main body 1 for sampling, the side groove 102 is used for directly embedding the inner end of the side plate 2, the baffle in the side groove 102 is used for limiting the side plate 2, so that the baffle block can block the side plate 2 when the side plate 2, avoid curb plate 2 upset downwards to fix the sampling tube 3 of different bores and support the sample, make sampling tube 3 can be in the vertical state, and the axostylus axostyle is then used for inserting and removes the upset in the inside of guide way 201, make the regulation that curb plate 2 can be free use, slot 103 is then used for making the inner picture peg of curb plate 2 male, make after curb plate 2 overturns and opens, curb plate 2 that can pass through picture peg and slot 103 fix, thereby effectually support sampling tube 3.
The top rod 7 comprises a bottom rod 701, an edge groove 702 and a limiting block 703; the ejector rod 7 is of a cylindrical structure with the top part protruding in the middle, and a pulling piece is arranged at the top end of the ejector rod 7; the bottom rod 701 is of a cylindrical structure with the top part protruding in the middle, and the top end of the bottom rod 701 is connected with the bottom part of the top rod 7; two sides of the ejector rod 7 are provided with edge grooves 702, the edge grooves 702 are of a cylindrical structure with a convex middle part, and rectangular grooves are arranged above the outer parts of the edge grooves 702; the top outside of ejector pin 7 passes through the inside of spring mounting in interior storehouse 601, and the bottom of sill bar 701 is in the bottom of control lever 6, the ejector pin 7 is after this device sample is accomplished, can directly press the rectangular plate of stopper 703 top, make stopper 703 internal contraction, thereby remove the spacing to ejector pin 7, make ejector pin 7 can receive the power of spring and move down, and then control sill bar 701 downstream, make sill bar 701 can be ejecting earth, avoid earth to stop can't take out and appear gluing the phenomenon at sampling tube 3 inner wall in the inside of sampling tube 3, and ejector pin 7 has mainly played the effect of receiving the power of spring and moving, and sill bar 701 has mainly played the effect of pushing up earth downwards, and limit slot 702 is then used for installing stopper 703, make stopper 703 internal contraction, and then remove spacing to ejector pin 7.
Wherein, the main body 1 also comprises a support rod 104; the supporting rod 104 is of a cylindrical structure, a stop block with a conical structure is arranged at the bottom of the supporting rod 104, and an inserted rod with a conical structure is arranged at the bottom of the supporting rod 104; the supporting rods 104 are uniformly arranged at the bottom corners of the main body 1, and the supporting rods 104 are arranged at the bottom of the main body 1, so that the supporting rods 104 can effectively support the main body 1 for use, and the main body 1 can simultaneously support a plurality of sampling tubes 3 for use.
Wherein, the side plate 2 comprises a guide groove 201 and a mounting part 202; the side plate 2 is in a strip-shaped structure, the section of the side plate 2 is in a T-shaped structure, and a rectangular groove is formed in the middle of the side plate 2; a rectangular inserting plate is arranged at the inner end of the side plate 2, guide grooves 201 are formed in two sides of the side plate 2, and the sections of the guide grooves 201 are of rectangular structures; the outer end of curb plate 2 is equipped with the installed part 202 of loop configuration, and the inside of installed part 202 is equipped with the screw thread, curb plate 2 is used for expanding the use through the manpower, make curb plate 2 can be through the installed part 202 of equidimension not with the sampling tube 3 installation, curb plate 2 is T shape structure, be in order to make curb plate 2 when inserting the installation, can be more firm, the inside picture peg of curb plate 2 inner is used for inserting slot 103, make curb plate 2 can fix the use, guide way 201 is used for making the axostylus axostyle install its inside removal use, make the stretching that curb plate 2 can be free draw the use, but the installed part 202 of equidimension not is used for installing the sampling tube 3 of different thickness, make the sampling tube 3 of different thickness can be supported and use and take a sample.
Wherein, the sampling tube 3 comprises a mounting groove 301; the sampling tube 3 is a cylindrical tubular structure, the sampling tube 3 is inserted into the jack 101 and the four mounting pieces 202, and the calibers of the sampling tube 3 are different; the outer side of the top end of the sampling tube 3 is provided with a baffle plate with an annular structure, and two sides of the interior of the sampling tube 3 are provided with mounting grooves 301; mounting groove 301 is L shape structure, and sampling tube 3 is the tubular structure of a plurality of different bores, be in order to make this device in the sample, can collect the soil of different quantity, can collect the soil of the great area in single position, make soil detection more diversified, and mounting groove 301 is then used for making side piece 602 at its inside removal, make the control lever 6 can use through the convenient installation of side piece 602, thereby convenient control sampling tube 3 rotation that passes through control lever 6 is used.
Wherein, the bottom opening 4 comprises a turnover groove 401; the bottom opening 4 is of an annular structure, and the section of the bottom opening 4 is of a wedge-shaped structure; the turnover grooves 401 are arranged in a ring shape, and the turnover grooves 401 are of T-shaped structures; upset groove 401 is in the top of end opening 4, and end opening 4 is used for making what is in the bottom of sampling tube 3 for this device is when the sample, and inside end opening 4 can assist the convenient earth of inserting of sampling tube 3, and upset groove 401 is then used for installing upset piece 5, makes upset piece 5 can use in its inside upset.
Wherein, the turning block 5 comprises a turning shaft 501; the turning block 5 is of a T-shaped structure, and the bottom of the inner side of the turning block 5 is of an inclined structure; upset piece 5's bottom both sides are equipped with trip shaft 501, and upset piece 5's top rear is equipped with the spring, upset piece 5 here is used for installing in upset groove 401 through trip shaft 501 inside, make sampling tube 3 in the sample, upset piece 5 can the upset of automatic atress, thereby make the top of upset piece 5 can contract in, make the entering that earth can be convenient, and after the sample finishes, upset piece 5 can receive the outside upset of power of spring, and then make sampling tube 3 can be orderly take out soil, when avoiding sampling tube 3 to take out, soil can produce the fracture and can't all take out.
Wherein, the control rod 6 comprises an inner bin 601 and a side block 602; the control rod 6 is of a cylindrical structure, and an inner bin 601 is arranged inside the control rod 6; the inner bin 601 is of a cylindrical structure with the bottom part protruding in the middle, and the top end of the inner bin 601 is of a funnel-shaped structure; the bottom both sides of control lever 6 are equipped with side piece 602, and side piece 602 is the rectangle structure, control lever 6 is used for installing in the inside of sampling tube 3, make side piece 602 of control lever 6 can insert the inside of mounting groove 301, thereby drive the convenient rotation use of sampling tube 3, interior storehouse 601 is used for installing spring and ejector pin 7, make ejector pin 7 can be at its inside free telescopic movement, the top of interior storehouse 601 is hopper-shaped structure, be for making convenient the passing through of stopper 703 remove, and side piece 602 is used for from inserting the inside spacing of mounting groove 301, make control lever 6 can be convenient drive sampling tube 3 downwards.
Wherein, the mandril 7 also comprises a limiting block 703; the limiting block 703 is of a cylindrical structure with a convex middle part, and the outer side of the limiting block 703 is of an arc-shaped structure; the inner of stopper 703 passes through the spring mounting in the inside of limit groove 702, and the outside top of stopper 703 is equipped with the rectangular plate, stopper 703 has mainly played the ejector pin 7 after moving up, make stopper 703 can the outside removal of the power of automatic receiving spring, thereby it is fixed to withstand ejector pin 7, the outside of stopper 703 is the arc structure, in order to make ejector pin 7 whereabouts, stopper 703 can smooth the retraction, and the rectangular plate on stopper 703 top is then used for directly pressing down through the manpower, make avoid controlling after stopper 703 retraction, directly contact with stopper 703, avoid pressing from the hand.
When in use: when the device is needed to be used, the main body 1 can be moved to a proper position by manpower and placed, then the side plates 2 are controlled by manpower to move upwards, the side plates are turned outwards after moving, then the side plates 2 are controlled to move inwards again, so that the inserting plates of the side plates 2 are inserted into the inserting grooves 103 of the side grooves 102, thus a plurality of side plates 2 can be installed and used in a horizontal state, then sampling pipes 3 with different thicknesses are controlled by manpower to be installed, so that the sampling pipes 3 can be directly inserted into the installing parts 202, so that the sampling pipes 3 are vertically installed, then the sampling pipes 3 are installed, then the control rods 6 are used by manpower, so that the side blocks 602 are inserted into the installing grooves 301, the control rods 6 are rotated after inserting, so that the side blocks 602 can be positioned inside the installing grooves 301 to be fixed, then the control rods 6 are rotated again, so that the sampling pipes 3 can rotate downwards, and then inside making sampling tube 3 insert soil, when sampling tube 3 inserts, upset piece 5 can contract in the automatic atress upset, after sampling tube 3 inserts and finishes, upset piece 5 outwards removes, thereby cut earth is supplementary, then directly stimulate control lever 6 through the manpower and upwards remove, and then make sampling tube 3 drive soil and take out, then press the rectangular plate on stopper 703 top through the manpower, make stopper 703 contract in, and then make the spring top move ejector pin 7 and move down, make bottom bar 701 can move earth top down, make earth can all take out and test.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides an agricultural environment soil sampling test device of many bores of multicavity which characterized in that: comprises a main body (1), a side plate (2), a sampling tube (3), a bottom opening (4), a turning block (5), a control rod (6) and an ejector rod (7); the main body (1) is of a rectangular structure, and a jack (101) is arranged inside the main body (1); the inner end of the side plate (2) is arranged in the side groove (102), an inserting plate of the side plate (2) is inserted into the inserting groove (103), and a shaft lever in the side groove (102) is inserted into the guide groove (201) of the side plate (2); the outer side of the bottom of the sampling tube (3) is provided with threads, the inner part of the top end of the sampling tube (3) is of an inclined structure, and the sampling tube (3) is positioned in the middle and around the main body (1); the bottom port (4) is arranged at the bottom of the sampling tube (3); the overturning block (5) is arranged in the overturning groove (401) through an overturning shaft (501), and the outer side of the top end of the overturning block (5) is connected with the inside of the overturning groove (401) through a spring; the outer calibers of the control rods (6) are different in size, the control rods (6) are inserted into the sampling tube (3), and the side blocks (602) on two sides of the control rods (6) are inserted into the mounting groove (301) to move.
The main body (1) comprises a jack (101), a side groove (102), a slot (103) and a support rod (104); threads are arranged inside the jack (101) inside the main body (1), and four side grooves (102) are arranged on the outer side of the main body (1); the side groove (102) is of a rectangular structure, and two stop blocks are arranged at two ends of the bottom of the outer side of the side groove (102); the two sides of the outer end of the side groove (102) are provided with shaft rods, the middle position of the inner side of the side groove (102) is provided with a slot (103), and the slot (103) is of a rectangular structure.
The top rod (7) comprises a bottom rod (701), an edge groove (702) and a limiting block (703); the ejector rod (7) is of a cylindrical structure with the top part protruding in the middle, and a pulling piece is arranged at the top end of the ejector rod (7); the bottom rod (701) is of a cylindrical structure with the top part protruding in the middle, and the top end of the bottom rod (701) is connected with the bottom of the top rod (7); two sides of the ejector rod (7) are provided with side grooves (702), the side grooves (702) are of cylindrical structures with convex middles, and rectangular grooves are formed above the outer portions of the side grooves (702); the outer side of the top end of the ejector rod (7) is installed inside the inner bin (601) through a spring, and the bottom end of the bottom rod (701) is located at the bottom of the control rod (6).
2. The multi-chamber multi-caliber agricultural environment soil sampling test device of claim 1, wherein: the main body (1) also comprises a support rod (104); the supporting rod (104) is of a cylindrical structure, a stop block with a conical structure is arranged at the bottom of the supporting rod (104), and an inserted rod with a conical structure is arranged at the bottom of the supporting rod (104); the supporting rods (104) are uniformly arranged at the bottom corner positions of the main body (1).
3. The multi-chamber multi-caliber agricultural environment soil sampling test device of claim 1, wherein: the side plate (2) comprises a guide groove (201) and a mounting piece (202); the side plates (2) are of a long strip structure, the cross sections of the side plates (2) are of T-shaped structures, and rectangular grooves are formed in the middle of the side plates (2); a rectangular inserting plate is arranged at the inner end of the side plate (2), guide grooves (201) are formed in two sides of the side plate (2), and the cross sections of the guide grooves (201) are of rectangular structures; the outer end of the side plate (2) is provided with an installation part (202) of an annular structure, and threads are arranged inside the installation part (202).
4. The multi-chamber multi-caliber agricultural environment soil sampling test device of claim 1, wherein: the sampling tube (3) comprises a mounting groove (301); the sampling tube (3) is of a cylindrical tubular structure, the sampling tube (3) is inserted into the jack (101) and the four mounting pieces (202), and the calibers of the sampling tube (3) are different in size; a baffle plate with an annular structure is arranged on the outer side of the top end of the sampling tube (3), and mounting grooves (301) are formed in two sides of the interior of the sampling tube (3); the mounting groove (301) is of an L-shaped structure.
5. The multi-chamber multi-caliber agricultural environment soil sampling test device of claim 1, wherein: the bottom opening (4) comprises a turnover groove (401); the bottom opening (4) is of an annular structure, and the section of the bottom opening (4) is of a wedge-shaped structure; the overturning grooves (401) are arranged in an annular mode, and the overturning grooves (401) are of T-shaped structures; the overturning groove (401) is positioned above the bottom opening (4).
6. The multi-chamber multi-caliber agricultural environment soil sampling test device of claim 1, wherein: the overturning block (5) comprises an overturning shaft (501); the turning block (5) is of a T-shaped structure, and the bottom of the inner side of the turning block (5) is of an inclined structure; both sides of the bottom of the turning block (5) are provided with turning shafts (501), and the rear part of the top end of the turning block (5) is provided with a spring.
7. The multi-chamber multi-caliber agricultural environment soil sampling test device of claim 1, wherein: the control rod (6) comprises an inner bin (601) and a side block (602); the control rod (6) is of a cylindrical structure, and an inner bin (601) is arranged inside the control rod (6); the inner bin (601) is of a cylindrical structure with the bottom protruding in the middle, and the top end of the inner bin (601) is of a funnel-shaped structure; side blocks (602) are arranged on two sides of the bottom of the control rod (6), and the side blocks (602) are of rectangular structures.
8. The multi-chamber multi-caliber agricultural environment soil sampling test device of claim 1, wherein: the ejector rod (7) further comprises a limiting block (703); the limiting block (703) is of a cylindrical structure with a convex middle part, and the outer side of the limiting block (703) is of an arc-shaped structure; the inner end of the limiting block (703) is arranged in the side groove (702) through a spring, and a rectangular plate is arranged above the outer side of the limiting block (703).
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