CN113376356A - Convenient soil nutrient detector and detection method thereof - Google Patents
Convenient soil nutrient detector and detection method thereof Download PDFInfo
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- CN113376356A CN113376356A CN202110644531.4A CN202110644531A CN113376356A CN 113376356 A CN113376356 A CN 113376356A CN 202110644531 A CN202110644531 A CN 202110644531A CN 113376356 A CN113376356 A CN 113376356A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
Abstract
The utility model relates to a convenient soil nutrient detector and detection method thereof, belong to soil test equipment field, it includes soil nutrient detector body, soil nutrient detector body includes the base, sampling mechanism, push away appearance mechanism and lofting mechanism, sampling mechanism and base horizontal sliding connection, sampling mechanism includes first driving piece, rotation driving piece and sampling tube fixed connection just are used for driving the sampling tube and rotate, first driving piece is connected with the rotation driving piece and is used for driving the sampling tube to the direction removal that is close to or keeps away from ground soil, push away appearance mechanism and the vertical sliding connection of base and be used for pushing the soil sample in the sampling tube into lofting mechanism. The soil nutrient detector has the effect that an operator can conveniently and conveniently sample in the process of using the soil nutrient detector; the detection method is simple to operate and is beneficial to multiple times of sampling.
Description
Technical Field
The application relates to the field of soil detection equipment, in particular to a convenient soil nutrient detector and a detection method thereof.
Background
Soil nutrients are essential nutrient elements for plant growth provided by soil, mineral nutrient components which can be directly absorbed by plant roots or can be absorbed by the plant roots after conversion in the soil, the soil often needs to be detected by a tester for the pH value, the salinity, the moisture, the nutrients and the like of the soil, and the soil to be detected needs to be sampled by a soil nutrient detector.
At present, a soil nutrient detector inserts a sampling tube into ground soil, soil to be detected enters the sampling tube, then an operator moves the soil in the sampling tube into a vessel for detection, and the vessel filled with a soil detection sample is moved to a special detection device for subsequent nutrient detection.
In view of the above-mentioned related art, the inventor considers that it is more cumbersome for the operator to sequentially take out and load the soil sample in the sampling tube.
Disclosure of Invention
In order to facilitate operators to conveniently sample in the process of using the soil nutrient detector, the application provides the convenient soil nutrient detector and the detection method thereof.
In a first aspect, the application provides a convenient soil nutrient detector, adopts following technical scheme:
the utility model provides a convenient soil nutrient detector, including soil nutrient detector body, soil nutrient detector body includes the base, sampling mechanism, push away appearance mechanism and lofting mechanism, sampling mechanism and the horizontal sliding connection of base, sampling mechanism includes first driving piece, rotate driving piece and sampling tube, it just is used for driving the sampling tube rotation with sampling tube fixed connection to rotate the driving piece, rotate the vertical sliding connection of driving piece and base, first driving piece is connected with the rotation driving piece and is used for driving the sampling tube to the direction removal that is close to or keeps away from ground soil, push away appearance mechanism and the vertical sliding connection of base and be arranged in pushing the soil sample in the sampling tube to lofting mechanism.
Through adopting above-mentioned technical scheme, when getting soil sample, during first driving piece drive sampling tube got into ground soil, at this in-process, the rotation driving piece drive sampling tube rotates, can accelerate during the sampling tube gets into ground soil, and the sampling tube sample finishes the back, pushes away the soil that the appearance mechanism will get in the sampling tube and pushes to lofting mechanism in, can make the convenient realization of soil analysis and detection appearance body sample and lofting operation.
Optionally, the lofting mechanism is connected with the base in a horizontal sliding manner, and a second driving piece for driving the lofting mechanism and the sampling mechanism to move in opposite directions simultaneously is arranged between the lofting mechanism and the sampling mechanism.
Through adopting above-mentioned technical scheme, after the sampling tube sample finishes, remove laying-out mechanism and sampling mechanism to opposite direction simultaneously through the second driving piece, make the mouth of pipe of sampling tube just to the laying-out department of sampling mechanism, remove alone with laying-out mechanism or sampling mechanism this moment and compare, the second driving piece can make the stroke reduction of laying-out mechanism and sampling mechanism, helps improving work efficiency.
Optionally, the second driving part comprises a pushing plate, a first rack, a second rack, a gear and a rotating motor, the first rack and the second rack are vertically arranged and are connected with the base in a sliding mode, the first rack is fixedly connected with the first pushing plate, the second rack is connected with the base, the gear is located between the first rack and the second rack and is meshed with the first rack and the second rack, and the rotating motor is connected with the gear to enable the gear to rotate.
By adopting the technical scheme, the gear is driven by the rotating motor to rotate, the gear drives the first rack and the second rack to move in opposite directions, and then the sampling mechanism and the lofting mechanism are driven to move in opposite directions, so that the sampling tube can rapidly and directly carry out subsequent operation on the lofting mechanism.
Optionally, the lofting mechanism includes lofting board and lofting cup, and the lofting board is connected with base horizontal sliding, and the lofting groove has been seted up to the roof of lofting board, and the lofting cup is placed in the lofting groove, and one side fixed connection in lofting groove is kept away from to second rack and lofting board.
Through adopting above-mentioned technical scheme, place the lofting cup in the lofting groove of lofting board, the lofting groove plays limiting displacement to the lofting cup, helps making the lofting cup place stably on the lofting board.
Optionally, be equipped with joint spare on the lofting board, joint spare includes butt post and elastic component, and the displacement groove has been seted up to the inside wall in lofting groove, and the one end of butt post is arranged in the displacement groove, and the other end exposes the displacement groove, and the elastic component is arranged in the displacement groove and is used for driving the butt post and moves in or shift out in the displacement groove.
By adopting the technical scheme, when the sample cup is placed in the lofting groove, the abutting column slides in the direction far away from the lofting groove, so that the abutting column enters the displacement groove, the elastic part is compressed at the moment, and the sample cup can be smoothly placed in the lofting groove; loosen the butt post, the butt post resets under the effect of elastic component, makes the butt post keep away from one side of displacement groove and lofting cup's outer wall butt, helps making the lofting cup be difficult for breaking away from the lofting groove, helps putting the stability of placing of appearance cup on the lofting board.
Optionally, the spread groove has been seted up to the roof of putting the model, spread groove and displacement groove intercommunication, and the butt post is connected with the driving lever, and the spread groove is stretched out to the one end that the butt post was kept away from to the driving lever.
Through adopting above-mentioned technical scheme, when needs remove the butt post, remove the driving lever to the direction of keeping away from the butt post, can make butt post immigration displacement groove in, loosen the driving lever, the butt post resets under the elastic force effect of elastic component, makes things convenient for operating personnel's use.
Optionally, a plurality of lofting grooves are formed in the top wall of the lofting plate, the lofting grooves are sequentially arranged along the sliding direction of the lofting plate, and each lofting groove is used for placing a lofting cup; the length of the first rack and the length of the second rack are both greater than the total length of the lofting groove formed in the lofting plate.
By adopting the technical scheme, the lofting plate and the sampling tube can move the same distance in opposite directions, and each lofting cup can be used for placing a once sampling soil sample, so that the sampling tube can be used for sampling and lofting for multiple times.
Optionally, the bottom wall of the pushing plate is provided with a containing groove for placing the rotary driving piece.
Through adopting above-mentioned technical scheme, when the sampling tube after first driving piece drive sample resets, rotate the driving piece and be located the holding tank, help practicing thrift the space.
Optionally, the sample pushing mechanism comprises a sample pushing plate and a third driving member for driving the sample pushing plate to vertically move, the third driving member is fixedly connected with the rotating driving member, the third driving member is connected with the sample pushing plate, and the sample pushing plate is located in the sampling tube.
Through adopting above-mentioned technical scheme, the third driving piece drive is located the sample pushing plate in the sampling tube and removes to lofting mechanism's direction, can make the soil in the sampling tube place in lofting mechanism, and is simple convenient.
In another aspect, the application provides a detection method of a soil nutrient detector.
A detection method of a soil nutrient detector comprises the following steps:
s1, selecting a point to be detected: randomly taking a plurality of sampling points in a region to be sampled and marking the sampling points;
s2, sampling: sampling the marked area by adopting a sampling mechanism in the soil analyzer;
s3, sample transfer and detection: the soil analyzer automatically places the collected soil sample in a lofting mechanism for analysis.
By adopting the technical scheme, the data result is accurate and reliable after multiple sampling, the sampling mechanism and the lofting mechanism can enable the soil analyzer to perform sampling and measurement for multiple times, and the operation is simple.
To sum up, the application comprises the following beneficial technical effects:
1. the sampling mechanism, the lofting mechanism and the sample pushing mechanism are matched for use, so that the soil nutrient detector body can be used for sampling and lofting conveniently and conveniently, and the applicability of the soil nutrient detector body is high;
2. through the arrangement of the second driving piece, the sampling mechanism and the lofting mechanism can move in opposite directions at the same time, so that the lofting efficiency is improved;
3. through set up joint spare on the laying-out plate, joint spare can make the laying-out cup place in the laying-out groove steadily.
Drawings
FIG. 1 is a schematic perspective view of a convenient soil nutrient detector according to an embodiment of the present disclosure;
FIG. 2 is a schematic perspective view of a soil nutrient detector according to an embodiment of the present disclosure, which is intended to show a sample pushing mechanism;
FIG. 3 is a schematic perspective view of another perspective view of a portable soil nutrient detector according to an embodiment of the present disclosure;
FIG. 4 is a cross-sectional view of a snap-in member of the soil nutrient detector of the present application.
Description of reference numerals: 1. a soil nutrient detector body; 11. a base; 111. a sliding groove; 12. a sampling mechanism; 121. a first cylinder; 122. a rotating electric machine; 123. a sampling tube; 13. a sample pushing mechanism; 131. pushing the sample plate; 132. a second cylinder; 14. a lofting mechanism; 141. placing a template; 142. placing a sample cup; 143. a lofting groove; 144. a clamping piece; 1441. a butting post; 1442. a spring; 1443. a displacement slot; 1444. connecting grooves; 1445. a deflector rod; 2. a second driving member; 21. a push plate; 211. accommodating grooves; 22. a first rack; 23. a second rack; 24. a gear; 25. rotating the motor; 3. connecting columns; 4. a support; 41. a first support plate; 42. a second support plate; 5. a dovetail groove; 6. a dovetail strip; 7. a guide groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a convenient soil nutrient detector. Referring to fig. 1 and 2, the soil nutrient detector comprises a soil nutrient detector body 1, wherein the soil nutrient detector body 1 comprises a base 11, a sampling mechanism 12, a sample pushing mechanism 13 and a lofting mechanism 14, the sampling mechanism 12 is horizontally and slidably connected with the base 11, and the sample pushing mechanism 13 is vertically and slidably connected with the base 11 and used for pushing a soil sample in the sampling mechanism 12 into the lofting mechanism 14. Referring to fig. 3, a second driving member 2 for driving the lofting mechanism 14 and the sampling mechanism 12 to move in opposite directions is disposed between the lofting mechanism 14 and the sampling mechanism 12. Sampling mechanism 12 carries out soil sampling work, then second driving piece 2 drives sampling mechanism 12 and lofting mechanism 14 simultaneously and removes to opposite direction, make sampling mechanism 12 just to the lofting department of lofting mechanism 14, push away the sample that lofting mechanism 13 placed in sampling mechanism 12 in lofting mechanism 14, sampling mechanism 12, lofting mechanism 14 and push away the cooperation of lofting mechanism 13 and use jointly, can make soil nutrient detector body 1 can convenient sample and loft, and make soil nutrient detector body 1's suitability stronger.
As shown in fig. 3, the base 11 is integrally connected with the bracket 4, the bracket 4 includes a first support plate 41 and a second support plate 42, the first support plate 41 and the second support plate 42 are parallel to each other and vertically integrally connected to the base 11, the base 11 is a rectangular parallelepiped plate, and the dovetail bar 6 is integrally connected to one side of the first support plate 41 and one side of the second support plate 42 close to each other. The second driving member 2 comprises a pushing plate 21, a first rack 22, a second rack 23, a gear 24 and a rotating motor 25, a dovetail groove 5 is horizontally formed in the side wall of the pushing plate 21, and a dovetail bar 6 is arranged in the dovetail groove 5 and is horizontally connected with the pushing plate 21 in a sliding mode. The first rack 22 is welded and fixed with the bottom wall of the pushing plate 21, the second rack 23 is located below the first rack 22 and horizontally connected with the base 11 in a sliding mode, and the second rack 23 is fixedly connected with the lofting mechanism 14. The gear 24 is located between the first rack 22 and the second rack 23 and is engaged with both the first rack 22 and the second rack 23, the housing of the rotating motor 25 is connected with the outer wall of the first supporting plate 41 through bolts, and the driving shaft of the rotating motor 25 is connected with the gear 24 in a key manner. The driving shaft of the rotating motor 25 rotates, the driving gear 24 rotates, the gear 24 simultaneously drives the first rack 22 and the second rack 23 to move in opposite directions, and further drives the pushing plate 21 and the lofting mechanism 14 to move in opposite directions, so that the sampling tube 123 is rapidly opposite to the lofting position of the lofting mechanism 14, and in the moving process, the sliding of the dovetail strip 6 in the dovetail groove 5 plays a role in guiding the pushing plate 21, and is favorable for stable movement of the pushing plate 21; compared with the pushing plate 21 or the sampling mechanism 12 moving independently, the second driving part 2 can reduce the stroke of the pushing plate 21 and the sampling mechanism 12, which is helpful to save the lofting time, and further can perform the subsequent operation quickly.
As shown in fig. 1, the sampling mechanism 12 includes a first driving member, a rotation driving member and a sampling tube 123, the first driving member is a first cylinder 121, the rotation driving member is a rotating electrical machine 122, a cylinder body of the first cylinder 121 is fixed to a top wall of the pushing plate 21 through a bolt, a piston rod of the first cylinder 121 passes through the pushing plate 21 and then is connected to a housing of the rotating electrical machine 122 through a bolt, a vertically disposed connecting column 3 is disposed between the rotating electrical machine 122 and the sampling tube 123, the connecting column 3 is a hollow cylinder with an open bottom, the connecting column 3 is sleeved on an outer wall of one end of the sampling tube 123 and is fixed to the sampling tube 123 through a bolt, and a driving shaft of the rotating electrical machine 122 is connected to the top wall of the connecting column 3 through a bolt. The sampling tube 123 is vertically arranged, and the bottom end of the sampling tube 123 is serrated. Referring to fig. 3, the bottom wall of the pushing plate 21 is provided with a receiving groove 211 for placing the rotating motor 122, and the receiving groove 211 is located right below the first cylinder 121.
The piston rod of the first cylinder 121 is opened to drive the rotating motor 122, the connecting column 3 and the sampling tube 123 to vertically move towards the ground, and in the process, the driving shaft of the rotating motor 122 drives the connecting column 3 and the sampling tube 123 to rotate, so that the sawtooth end of the sampling tube 123 quickly breaks the ground and enters the ground soil to perform sampling operation; after sampling, the piston rod of the first cylinder 121 retracts to drive the sampling tube 123 to move out of the ground soil, and the sampling process is completed; at this time, the rotating electrical machine 122 is located in the receiving groove 211, which helps to save space and also protects the rotating electrical machine 122. The rotating electric machine 122 is not easily damaged.
Referring to fig. 1 and 2, the sample pushing mechanism 13 includes a sample pushing plate 131 and a third driving member, the third driving member is a second cylinder 132, the second cylinder 132 is located inside the connecting column 3, a cylinder body of the second cylinder 132 is connected to an inner wall of the connecting column 3 by a bolt, a piston rod of the second cylinder 132 is connected to a top wall of the sample pushing plate 131 by a bolt, the sample pushing plate 131 is a circular plate, and an outer diameter of the sample pushing plate 131 is the same as an inner diameter of the connecting column 3. When the sampling tube 123 is opposite to the lofting position in the lofting mechanism 14, the piston rod of the second cylinder 132 extends out to drive the sample pushing plate 131 to push the soil sample in the sampling tube 123 towards the sample pushing mechanism 13, so that the soil sample in the sampling tube 123 enters the lofting mechanism 14, and the sampling device is simple and convenient.
As shown in fig. 3, the top wall of the base 11 is provided with a sliding groove 111 along the sliding direction of the sliding plate, the lofting mechanism 14 includes a lofting plate 141 and a lofting cup 142, the lofting plate 141 is located in the sliding groove 111 and horizontally slidably connected with the base 11, the side wall of the lofting plate 141 is provided with a guide groove 7, the length direction of the guide groove 7 is the same as the length direction of the lofting plate 141, the inner side wall of the sliding groove 111 is integrally connected with a sliding strip, and the sliding strip is located in the sliding groove 111 and horizontally slidably connected with the lofting plate 141. A plurality of lofting grooves 143 are vertically formed in the top wall of one side, away from the second rack 23, of the lofting plate 141, center point lines of the lofting grooves 143 are linearly arrayed along the length direction of the lofting plate 141, and a lofting cup 142 is placed in each lofting groove 143; the length of the first rack 22 and the length of the second rack 23 are both greater than the total length of the lofting groove 143 formed in the lofting plate 141.
The lofting cup 142 is placed in the lofting groove 143 of the lofting plate 141, and the lofting groove 143 limits the lofting cup 142, so that the lofting cup 142 is stably placed on the lofting plate 141; when the second rack 23 drives the sample placing plate 141 to move horizontally, the sliding bar slides in the sliding groove 111, which is helpful for the smooth movement of the sample placing plate 141; the pushing plate 21 and the sample placing plate 141 are moved in opposite directions for the same distance for multiple times, so that the sampling pipe 123 can sample for multiple times, and the sampled soil samples are respectively placed in different sample placing cups 142, thereby being beneficial to improving the applicability of the soil nutrient detector body 1.
As shown in fig. 3 and 4, in order to improve the placing stability of the lofting cup 142 in the lofting groove 143, the grip member 144 is disposed on the lofting plate 141, the grip member 144 includes an abutting column 1441 and an elastic member, a displacement groove 1443 is horizontally disposed on the inner side wall of the lofting groove 143, one end of the abutting column 1441 is disposed in the displacement groove 1443, the other end of the abutting column 1441 is exposed out of the displacement groove 1443, the elastic member is a spring 1442, the spring 1442 is disposed in the displacement groove 1443, one end of the spring is bonded to the inner side wall of the displacement groove 1443, and the other end of the spring is welded to the side wall of the abutting column 1441. The top wall level of putting model 141 has seted up the connecting groove 1444, and connecting groove 1444 communicates with displacement groove 1443, and the lateral wall of butt post 1441 is connected with driving lever 1445 integratively, and connecting groove 1444 is stretched out to the one end that driving lever 1445 is kept away from butt post 1441.
When the sample cup 142 is placed in the sample groove 143, the shift lever 1445 is moved in a direction away from the abutting column 1441, so that the abutting column 1441 moves into the displacement groove 1443, the spring 1442 is compressed, and the sample cup 142 can be smoothly placed in the sample groove 143; the shifting lever 1445 is loosened, the abutting column 1441 is reset under the elastic force action of the spring 1442, one side, away from the displacement groove 1443, of the abutting column 1441 is abutted to the outer wall of the lofting cup 142, the lofting cup 142 is enabled to be not prone to disengaging from the lofting groove 143, and the placing stability of the lofting cup 142 on the lofting plate 141 is improved.
The implementation principle of the convenient soil nutrient detector in the embodiment of the application is as follows: the piston rod of the first cylinder 121 is opened, and the driving shaft of the rotating motor 122 is started to rotate, so that the sampling tube 123 moves towards the ground vertically and rotates, and the sawtooth end of the sampling tube 123 breaks the ground quickly and enters the ground soil to perform sampling operation; after sampling, the piston rod of the first cylinder 121 retracts to drive the sampling tube 123 to move out of the ground soil; the driving shaft of the rotating motor 25 rotates, the driving gear 24 rotates, the gear 24 simultaneously drives the first rack 22 and the second rack 23 to move in opposite directions, further drives the pushing plate 21 and the sample placing plate 141 to move in opposite directions, when the sampling tube 123 is positioned right above the sample placing cup 142, the piston rod of the second cylinder 132 extends out, and drives the sample pushing plate 131 to push the soil sample in the sampling tube 123 in the direction of the sample pushing mechanism 13; when the lofting cup 142 containing the soil sample needs to be taken away, the clamping piece 144 is released from tightly supporting the lofting cup 142, and the lofting cup 142 can be smoothly taken out of the lofting groove 143.
In addition, the application also discloses a detection method of the soil nutrient detector, which comprises the following steps:
s1, selecting a point to be detected: randomly taking six sampling points in the area to be sampled and marking;
s2, sampling: placing six sample placing cups 142 on the sample placing plate 141, and sampling the marked area by driving the sampling pipe 123 to vertically move;
s3, sample transfer and detection: the pushing plate 21 and the sample placing plate 141 move away from each other, and when the sampling tube 123 is located right above the sample placing cup 142, the pushing plate 131 pushes the soil sample in the sampling tube 123 into the sample placing cup 142 for subsequent detection and analysis, and a data report is provided.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A convenient soil nutrient detector which is characterized in that: including soil nutrient detector body (1), soil nutrient detector body (1) includes base (11), sampling mechanism (12), push away appearance mechanism (13) and lofting mechanism (14), sampling mechanism (12) and base (11) horizontal sliding connection, sampling mechanism (12) include first driving piece, rotate driving piece and sampling tube (123) fixed connection and be used for driving sampling tube (123) and rotate, rotate driving piece and base (11) vertical sliding connection, first driving piece is connected with the rotation driving piece and is used for driving sampling tube (123) to the direction removal that is close to or keeps away from ground soil, push away appearance mechanism (13) and base (11) vertical sliding connection and be arranged in pushing the soil sample in sampling tube (123) to lofting mechanism (14).
2. A portable soil nutrient detector as claimed in claim 1, wherein: lofting mechanism (14) and base (11) horizontal sliding connection are equipped with between lofting mechanism (14) and sampling mechanism (12) and are used for driving lofting mechanism (14) and sampling mechanism (12) to second driving piece (2) that moves to opposite direction simultaneously.
3. A portable soil nutrient detector as claimed in claim 2, wherein: the second driving piece (2) comprises a pushing plate (21), a first rack (22), a second rack (23), a gear (24) and a rotating motor (25), the first rack (22) and the second rack (23) are vertically arranged and are in sliding connection with the base (11), the first rack (22) is fixedly connected with the first pushing plate, the second rack (23) is connected with the base (11), the gear (24) is located between the first rack (22) and the second rack (23) and is in meshing engagement with the first rack (22) and the second rack (23), and the rotating motor (25) is connected with the gear (24) to enable the gear (24) to rotate.
4. A portable soil nutrient detector as claimed in claim 3, wherein: the lofting mechanism (14) comprises a lofting plate (141) and a lofting cup (142), the lofting plate (141) is horizontally connected with the base (11) in a sliding mode, a lofting groove (143) is formed in the top wall of the lofting plate (141), the lofting cup (142) is placed in the lofting groove (143), and the second rack (23) is fixedly connected with one side, far away from the lofting groove (143), of the lofting plate (141).
5. The convenient soil nutrient detector of claim 4, wherein: be equipped with joint spare (144) on laying-out board (141), joint spare (144) are including butt post (1441) and elastic component, and displacement groove (1443) have been seted up to the inside wall of laying-out groove (143), and the one end of butt post (1441) is arranged in displacement groove (1443), and displacement groove (1443) is exposed to the other end, and the elastic component is arranged in displacement groove (1443) and is used for driving butt post (1441) to move in or move out in displacement groove (1443).
6. A portable soil nutrient detector as claimed in claim 5, wherein: the top wall of the sample placing plate (141) is provided with a connecting groove (1444), the connecting groove (1444) is communicated with a displacement groove (1443), the abutting column (1441) is connected with a shift lever (1445), and one end, far away from the abutting column (1441), of the shift lever (1445) extends out of the connecting groove (1444).
7. The convenient soil nutrient detector of claim 6, wherein: the top wall of the lofting plate (141) is provided with a plurality of lofting grooves (143), the lofting grooves (143) are sequentially arranged along the sliding direction of the lofting plate (141), and each lofting groove (143) is internally provided with a lofting cup (142); the length of the first rack (22) and the length of the second rack (23) are both greater than the total length of the lofting groove (143) formed in the lofting plate (141).
8. A portable soil nutrient detector as claimed in claim 3, wherein: the bottom wall of the pushing plate (21) is provided with an accommodating groove (211) for placing a rotary driving piece.
9. A portable soil nutrient detector as claimed in claim 1, wherein: the sample pushing mechanism (13) comprises a sample pushing plate (131) and a third driving piece for driving the sample pushing plate (131) to vertically move, the third driving piece is fixedly connected with the rotary driving piece, the third driving piece is connected with the sample pushing plate (131), and the sample pushing plate (131) is positioned in the sampling pipe (123).
10. A method of testing soil using the soil nutrient detector of any of claims 1-9, wherein: comprises the following steps of (a) carrying out,
s1, selecting a point to be detected: randomly taking a plurality of sampling points in a region to be sampled and marking the sampling points;
s2, sampling: sampling the marked area by adopting a sampling mechanism (12) in the soil analyzer;
s3, sample transfer and detection: the soil analyzer automatically places the collected soil sample in a lofting mechanism (14) and analyzes the soil sample.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116223505A (en) * | 2023-05-09 | 2023-06-06 | 深圳市长勘勘察设计有限公司 | Soil quality detection analysis instrument |
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