CN117589508A - Soil sampling device for soil analysis - Google Patents
Soil sampling device for soil analysis Download PDFInfo
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- CN117589508A CN117589508A CN202410071104.5A CN202410071104A CN117589508A CN 117589508 A CN117589508 A CN 117589508A CN 202410071104 A CN202410071104 A CN 202410071104A CN 117589508 A CN117589508 A CN 117589508A
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- 238000005527 soil sampling Methods 0.000 title claims abstract description 21
- 238000004856 soil analysis Methods 0.000 title claims abstract description 20
- 238000005070 sampling Methods 0.000 claims abstract description 131
- 230000005540 biological transmission Effects 0.000 claims abstract description 45
- 238000003825 pressing Methods 0.000 claims description 11
- 238000005553 drilling Methods 0.000 claims description 7
- 238000012546 transfer Methods 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 52
- 238000004458 analytical method Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to the technical field of environment detection, in particular to a soil sampling device for soil analysis, which comprises a main box body, wherein a drill rod is arranged at the bottom of the main box body in a circumferential rotating and axial sliding manner, a plurality of transmission parts are arranged in the drill rod at equal intervals, sampling components are connected to the outer surfaces of the plurality of transmission parts in an engaged mode, a linkage component for controlling the plurality of transmission parts to synchronously rotate is arranged in the drill rod, the sampling components comprise sampling rods which are connected with the transmission parts in an engaged mode, a containing cavity is formed in one end of each sampling rod, sampling parts are arranged at the opening of the containing cavity in a rotating mode, and a triggering component matched with a gear is arranged in each sampling rod. The advantages are that: through setting up driving medium, sampling subassembly and linkage subassembly, reached the effect that both can sample the soil of multiple degree of depth, can cooperate the rotation of sampling member again simultaneously and cut and deformation, can ensure the sample size of soil sample to and the inside air of discharge soil effectively avoid influencing the normal analysis in soil sample later stage.
Description
Technical Field
The invention relates to the technical field of environment detection, in particular to a soil sampling device for soil analysis.
Background
Soil analysis refers to the performance of a series of chemical, physical and biological tests and analyses on soil to determine the nature, composition and quality of the soil. The soil analysis can be used for knowing the information of nutrient content, pH value, organic matter content, soil texture, moisture content and the like of the soil, thereby providing scientific basis for agricultural production, soil improvement, environmental protection and the like.
In the soil sampling device and the soil sampling method disclosed in the Chinese patent publication No. CN113295453B, after a drill rod drills into soil, a sampling port at the bottom of the drill rod can be opened only by pressing a pressing head at the top of a drill core, a sampling claw extends out of the sampling port to excavate and sample the soil, the soil is collected into a detachable hollow drill bit, and the soil is automatically restored to the original position after being loosened, so that the soil with other depth cannot be doped, the sampling depth is accurate, and the sampling efficiency is high.
But compare in the prior art in relevant field, current device can only take out a soil sample once when the sample, can't accomplish taking out a plurality of soil samples in a sampling process, consequently sampling efficiency is lower, and simultaneously when the sample appears the soil sample through the sampling claw soil sampling easily when sampling few, the condition that the soil sample lacks can appear when consequently later stage to soil sample detects to can influence the normal analysis of soil sample later stage.
Disclosure of Invention
The object of the present invention is to solve at least one of the technical drawbacks.
The invention aims to overcome the defects of the prior art, solve the problems in the background art and provide a soil sampling device for soil analysis.
The aim of the invention is achieved by the following technical scheme: the soil sampling device for soil analysis comprises a main box body, wherein a drill rod is arranged at the bottom of the main box body in a circumferential rotating and axial sliding manner, a plurality of transmission parts are arranged in the drill rod at equal intervals, sampling assemblies are connected to the outer surfaces of the plurality of transmission parts in a meshed manner, and a linkage assembly for controlling the plurality of transmission parts to synchronously rotate is arranged in the drill rod;
the sampling assembly comprises a sampling rod meshed with the transmission member, a containing cavity is formed in one end of the sampling rod, the sampling rod is arranged at the opening of the containing cavity in a rotating mode, the sampling member is arranged in the sampling rod, a triggering assembly matched with the gear is arranged in the sampling rod, and the triggering assembly is used for controlling the sampling member to rotate.
Preferably, the linkage assembly comprises a toothed bar longitudinally arranged in the drill rod in a sliding manner, a plurality of transmission parts are gears, the gears are meshed with the toothed bar, a pressing block is fixedly arranged at the top end of the toothed bar, and a movable hole is formed in the position, corresponding to the pressing block, of the drill rod.
Through adopting above-mentioned technical scheme, can utilize the rack bar to promote the synchronous rotation of a plurality of driving medium, then the rotation of a plurality of driving medium can promote the synchronous horizontal inside inserting soil of a plurality of sampling pole to the soil of multiple degree of depth of sampling.
Preferably, the one side of the toothed bar, which is far away from the transmission piece, is fixedly provided with a sliding block, a sliding groove is formed in the position of the drill rod, which corresponds to the sliding block, and the bottom end of the toothed bar is connected with the drill rod in a matched manner through an elastic piece.
Through adopting above-mentioned technical scheme, utilize the cooperation between slider and the spout, stability when can improving the rack longitudinal sliding.
Preferably, the plurality of sampling rods are racks, and sliding holes are formed in positions of the drill rods corresponding to the plurality of sampling rods.
Through adopting above-mentioned technical scheme, utilize the cooperation between slide hole and the sampling rod, stability when can improving the lateral sliding of sampling rod.
Preferably, the trigger assembly comprises a piston block and a piston rod, a first oil cavity is longitudinally arranged at the position of a meshing groove at the tail end of the sampling rod, a second oil cavity communicated with the first oil cavity is transversely arranged inside the sampling rod, the piston block is longitudinally arranged inside the first oil cavity in a sliding mode, and the piston rod is transversely arranged inside the second oil cavity in a sliding mode.
By adopting the technical scheme, the piston block can displace a small section in the first oil cavity by utilizing the size difference between the first oil cavity and the second oil cavity, and the piston rod can displace a large section in the second oil cavity under the influence of oil.
Preferably, one side of the sampling rod, which is close to the sampling piece, is rotatably provided with a second gear for controlling the rotation of the sampling rod, and a second rack meshed with the piston rod is fixedly arranged on the lower side of the second gear.
Through adopting above-mentioned technical scheme, utilize oil pressure to make the piston rod drive the second rack and slide to one side of second gear, and then the second rack can make second gear rotate, then through the meshing hole and the second gear cooperation of sampling piece, can make the sampling piece rotate, then utilize the rotation of sampling piece to cut soil of a certain amount for soil enters into the holding intracavity portion.
Preferably, the material of sampling piece is memory metal, and the shape of sampling piece is the crimp, and the cross section of sampling piece is the arc, and the track groove has been seted up to the position that the sampling rod corresponds to sampling piece, and a plurality of meshing hole has been seted up to the position that the sampling piece corresponds to the second gear.
Through adopting above-mentioned technical scheme, utilize the rotation of sampling piece to cut the soil of a certain amount for soil enters into and holds the intracavity portion, and the sampling piece can receive the oppression of drilling rod and produce deformation simultaneously, then curved sampling piece can straighten, thereby utilizes the pressure of sampling piece straightening to press and holds the soil of intracavity portion, discharges the inside air of soil, further improves the quality that the soil sample gathered.
Preferably, the sampling rod is provided with a movable groove corresponding to the position of the second gear, the sampling rod is provided with a sliding groove corresponding to the position of the second rack, and the diameter of the first oil cavity is larger than that of the second oil cavity.
By adopting the technical scheme, the piston block can displace a small section in the first oil cavity by utilizing the size difference between the first oil cavity and the second oil cavity, and the piston rod can displace a large section in the second oil cavity under the influence of oil.
Preferably, the top fixed mounting of main box has the motor, and the output of motor runs through main box and is fixedly equipped with the transfer line, and the top of drilling rod is fixedly equipped with the screw rod, and the center department of screw rod has seted up with transfer line matched with transmission hole, and the bottom fixed mounting of main box has the frame.
By adopting the technical scheme, the main box body can be supported by the frame in contact with the ground, and then the drilling and sampling procedures can be carried out.
Preferably, the main box body is provided with a threaded hole matched with the screw rod at a position corresponding to the screw rod, and the transmission rod is rectangular in shape.
Through adopting above-mentioned technical scheme, utilize the cooperation between transfer line and the drive hole, can let motor control transfer line circumference rotate, then transfer line control screw rod circumference rotates, through screw rod and main box threaded connection, can let screw rod circumference rotate while axial slip this moment.
Compared with the prior art, the invention has the following advantages:
this soil sampling device for soil analysis through setting up driving medium, sampling component and linkage subassembly, has reached the effect that both can sample the soil of multiple degree of depth, can cooperate the rotation of sampling member again simultaneously and cut and deformation, can ensure the sample size of soil sample to and the inside air of discharge soil, effectively avoid influencing the normal analysis in soil sample later stage.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a state diagram of the drill rod of the present invention before being drilled into the soil;
FIG. 2 is a view of the drill pipe of the present invention as it is being drilled into the soil;
FIG. 3 is a state diagram of the sampling assembly of the present invention when sampling;
FIG. 4 is a state diagram of the invention in taking a soil sample;
FIG. 5 is a schematic view of the structure of the drill pipe and screw of the present invention;
FIG. 6 is a schematic view of a drill rod of the present invention in partial cross-section;
FIG. 7 is a schematic diagram of a linkage assembly according to the present invention;
FIG. 8 is a schematic diagram of a sampling assembly according to the present invention;
FIG. 9 is a state diagram of the sample piece of the present invention before being unscrewed;
FIG. 10 is a view of the sample member of the present invention after being unscrewed;
FIG. 11 is a state diagram of the sampling member of the present invention after deformation.
In the figure: 1. a main case; 2. a drill rod; 201. a chute; 3. a transmission member; 4. a sampling assembly; 401. a sampling rod; 4011. a receiving chamber; 4012. a first oil chamber; 4013. a second oil chamber; 4014. a track groove; 4015. a movable groove; 4016. a sliding groove; 402. sampling a sample piece; 4021. engagement holes; 5. a linkage assembly; 501. a toothed bar; 502. briquetting; 503. a slide block; 504. an elastic member; 6. a trigger assembly; 601. a piston block; 602. a piston rod; 603. a second gear; 604. a second rack; 7. a motor; 701. a transmission rod; 8. a screw; 801. a transmission hole; 9. and a frame.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
As shown in fig. 1-11, a soil sampling device for soil analysis comprises a main box body 1, wherein a drill rod 2 is arranged at the bottom of the main box body 1 in a circumferential rotating and axial sliding manner, a plurality of transmission members 3 are arranged in the drill rod 2 at equal intervals, sampling assemblies 4 are connected to the outer surfaces of the plurality of transmission members 3 in an engaged mode, and a linkage assembly 5 for controlling the plurality of transmission members 3 to synchronously rotate is arranged in the drill rod 2.
As shown in fig. 5-11, the sampling assembly 4 includes a sampling rod 401 engaged with the transmission member 3, a plurality of sampling rods 401 are racks, sliding holes are formed in positions of the drilling rod 2 corresponding to the plurality of sampling rods 401, a containing cavity 4011 is formed in one end of the sampling rod 401, the sampling rod 401 is rotatably provided with a sampling member 402 at an opening of the containing cavity 4011, the sampling member 402 is made of memory metal, the sampling member 402 is curled, the cross section of the sampling member 402 is arc-shaped, a track groove 4014 is formed in a position of the sampling rod 401 corresponding to the sampling member 402, a certain amount of soil is cut by rotation of the sampling member 402, so that the soil enters the containing cavity 4011, the sampling member 402 is deformed by compression of the drilling rod 2, then the arc-shaped sampling member 402 is straightened, the soil inside the containing cavity 4011 is pressed by using the straightened pressure of the sampling member 402, air inside the soil is discharged, the quality of soil sample collection is further improved, a trigger assembly 6 matched with a gear is arranged inside the sampling rod 401, and the trigger assembly 6 is used for controlling the rotation of the sampling member 402.
As shown in fig. 6 and 7, the linkage assembly 5 includes a toothed bar 501 longitudinally sliding inside the drill rod 2, a plurality of driving members 3 are gears, the gears are meshed with the toothed bar 501, a pressing block 502 is fixedly arranged at the top end of the toothed bar 501, a movable hole is formed in the position of the drill rod 2 corresponding to the pressing block 502, a sliding block 503 is fixedly arranged on one surface, far away from the driving member 3, of the toothed bar 501, a sliding groove 201 is formed in the position, corresponding to the sliding block 503, of the drill rod 2, the sliding stability of the toothed bar 501 during longitudinal sliding can be improved by matching the sliding block 503 with the sliding groove 201, the bottom end of the toothed bar 501 is matched and connected with the drill rod 2 through an elastic member 504, and after the pressure of the toothed bar 501 disappears, the elastic member 504 is restored to enable the toothed bar 501 to be restored.
As shown in fig. 9-11, the trigger assembly 6 includes a piston block 601 and a piston rod 602, a first oil cavity 4012 is longitudinally disposed at a position of an engagement groove at the end of the sampling rod 401, a second oil cavity 4013 communicated with the first oil cavity 4012 is transversely disposed inside the sampling rod 401, the piston block 601 is longitudinally slidably disposed inside the first oil cavity 4012, the piston rod 602 is transversely slidably disposed inside the second oil cavity 4013, a diameter of the first oil cavity 4012 is larger than a diameter of the second oil cavity 4013, the piston block 601 can be displaced by a small section inside the first oil cavity 4012 by utilizing a size difference between the first oil cavity 4012 and the second oil cavity 4013, the piston rod 602 can be displaced by a large section inside the second oil cavity 4013 under the influence of oil, a second gear 603 for controlling rotation is rotatably disposed at one side of the sampling rod 401 close to the sampling member 402, a movable groove 4015 is disposed at a position of the sampling rod 401 corresponding to the second gear 603, a plurality of engagement holes 4021 are disposed at a position of the sampling member 402 corresponding to the second gear 603, the engagement hole 4021 is matched with the second gear 603 by utilizing the engagement hole 4021, the second gear 603 can be rotatably disposed at a position of the second gear rack 604 corresponding to the second gear 603, and the slide rack 604 can be rotatably disposed at a position corresponding to the second gear 604, which can be rotatably and rotatably disposed at a position of the rack 604 corresponding to the rack 4 is rotatably and can be rotatably disposed at a position of the rack gear 4, which is rotatably and can be rotatably fixed by a rack gear 604 by utilizing a position corresponding gear 604.
As shown in fig. 1-5, a motor 7 is fixedly installed at the top of a main box body 1, a transmission rod 701 is fixedly arranged at the output end of the motor 7 penetrating through the main box body 1, a screw rod 8 is fixedly arranged at the top end of a drill rod 2, a transmission hole 801 matched with the transmission rod 701 is formed in the center of the screw rod 8, a frame 9 is fixedly installed at the bottom of the main box body 1, a threaded hole matched with the screw rod 8 is formed in the position, corresponding to the screw rod 8, of the main box body 1, the transmission rod 701 is rectangular, the transmission rod 701 is controlled to rotate circumferentially by the motor 7, then the transmission rod 701 is controlled to rotate circumferentially by the screw rod 8, at the moment, the screw rod 8 can rotate circumferentially and slide axially through threaded connection of the screw rod 8, and the drill rod 2 is controlled to drill into soil through the screw rod 8.
The working process is as follows:
s1, as shown in FIG. 1, when the device is used, the main box body 1 is moved to a target point, then the frame 9 is contacted with the ground to support the main box body 1, and a drilling and sampling process can be performed at the moment;
s2, as shown in FIG. 2, during sampling, the motor 7 is used for controlling the transmission rod 701 to rotate circumferentially, then the transmission rod 701 is used for controlling the screw rod 8 to rotate circumferentially, at the moment, the screw rod 8 is connected with the main box body 1 in a threaded manner, so that the screw rod 8 can axially slide while rotating circumferentially, and the screw rod 8 is used for controlling the drill rod 2 to drill into soil;
s3, as shown in fig. 3 and 7, after the drill rod 2 reaches a preset depth, the toothed bar 501 is pressed by the pressing block 502, and then the toothed bar 501 can drive the plurality of transmission pieces 3 to synchronously rotate, so that the sampling rod 401 can be transversely inserted into soil by utilizing the rotation of the transmission pieces 3;
s4, as shown in FIG. 7, FIG. 8 and FIG. 9, when the meshing teeth of the transmission member 3 enter the meshing grooves at the tail end of the sampling rod 401, the meshing teeth of the transmission member 3 can cause the piston block 601 to slide towards the inside of the first oil cavity 4012, then the oil in the first oil cavity 4012 can enter the second oil cavity 4013, at the moment, the oil pressure in the second oil cavity 4013 is increased, so that the piston rod 602 is caused to drive the second rack 604 to slide towards one side of the second gear 603 by utilizing the oil pressure, and the second rack 604 can cause the second gear 603 to rotate;
s5, as shown in FIGS. 8, 9 and 10, when the second gear 603 rotates, the engagement hole 4021 of the sampling member 402 is matched with the second gear 603, so that the sampling member 402 can be driven to rotate, and then a certain amount of soil is cut off by the rotation of the sampling member 402, so that the soil enters the accommodating cavity 4011;
s6, as shown in fig. 6 and 7, after sampling is finished, the toothed bar 501 slides upwards by loosening the pressing block 502 and utilizing the elasticity of the elastic piece 504, and then the toothed bar 501 drives the plurality of transmission pieces 3 to synchronously rotate reversely, so that the sampling rod 401 can be promoted to be retracted into the drill rod 2 by utilizing the rotation of the transmission pieces 3;
s7, as shown in fig. 5, 8 and 11, when the sampling rod 401 is retracted into the drill rod 2, the sampling member 402 is pressed by the drill rod 2 to deform, and then the arc-shaped sampling member 402 is straightened, so that the soil in the accommodating cavity 4011 is pressed by the straightened pressure of the sampling member 402 to discharge the air in the soil, and at the moment, the upper surfaces of the sampling member 402 and the sampling rod 401 are kept in a flush state, so that the sampling rod 401 can be normally retracted into the drill rod 2;
s8, as shown in fig. 1 and 2, the motor 7 is used for controlling the transmission rod 701 to rotate in the reverse circumferential direction, then the transmission rod 701 is used for controlling the screw rod 8 to rotate in the reverse circumferential direction, at the moment, the screw rod 8 is in threaded connection with the main box body 1, and can slide in the reverse axial direction while rotating in the reverse circumferential direction, so that the screw rod 8 is used for controlling the drill rod 2 to drill soil;
s9, as shown in fig. 4 and 7, when a soil sample needs to be taken out, the screw rod 8 is used for continuously controlling the drill rod 2 to move upwards, so that the pressing block 502 is extruded by the bottom of the main box body 1, then the toothed bar 501 can promote the plurality of transmission parts 3 to rotate synchronously, so that the rotation of the transmission parts 3 can be utilized to promote the sampling rod 401 to extend out of the drill rod 2, at the moment, a worker can take out the soil sample and reset the sampling part 402, and the soil sample can be ensured to be taken out cleanly by utilizing the cooperation between the cambered surface of the bottom surface of the accommodating cavity 4011 and the sampling part 402;
and S10, as shown in fig. 9-11, when the sampling member 402 is reset, the second gear 603 can be driven to reversely rotate by matching the meshing hole 4021 of the sampling member 402 with the second gear 603, then the second gear 603 drives the second rack 604 and the piston rod 602 to reset, and at the moment, the piston rod 602 can drive the oil in the second oil cavity 4013 to return to the first oil cavity 4012, so that the piston block 601 is driven to reset by the pressure of the oil.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (10)
1. A soil sampling device for soil analysis, characterized in that: the device comprises a main box body, wherein a drill rod is arranged at the bottom of the main box body in a circumferential rotating and axial sliding manner, a plurality of transmission parts are arranged in the drill rod at equal intervals, the outer surfaces of the plurality of transmission parts are all connected with sampling assemblies in a meshed manner, and a linkage assembly for controlling the plurality of transmission parts to synchronously rotate is arranged in the drill rod;
the sampling assembly comprises a sampling rod meshed with the transmission part, a containing cavity is formed in one end of the sampling rod, the sampling rod is located at the opening of the containing cavity and is provided with a sampling part in a rotating mode, a triggering assembly matched with the gear is arranged inside the sampling rod, and the triggering assembly is used for controlling the sampling part to rotate.
2. A soil sampling apparatus for soil analysis according to claim 1, wherein: the linkage assembly comprises a toothed bar which is longitudinally arranged inside the drill rod in a sliding mode, a plurality of transmission parts are gears, the gears are meshed with the toothed bar, a pressing block is fixedly arranged at the top end of the toothed bar, and a movable hole is formed in the position, corresponding to the pressing block, of the drill rod.
3. A soil sampling apparatus for soil analysis according to claim 2, wherein: the one side of the rack bar, which is far away from the transmission part, is fixedly provided with a sliding block, a sliding groove is formed in the position, corresponding to the sliding block, of the drill rod, and the bottom end of the rack bar is connected with the drill rod in a matched mode through an elastic piece.
4. A soil sampling apparatus for soil analysis according to claim 2, wherein: the sampling rods are racks, and sliding holes are formed in positions of the drill rod corresponding to the sampling rods.
5. A soil sampling apparatus for soil analysis according to claim 1, wherein: the trigger assembly comprises a piston block and a piston rod, a first oil cavity is longitudinally arranged at the position of a meshing groove at the tail end of the sampling rod, a second oil cavity communicated with the first oil cavity is transversely arranged in the sampling rod, the piston block is longitudinally arranged in the first oil cavity in a sliding mode, and the piston rod is transversely arranged in the second oil cavity in a sliding mode.
6. The soil sampling apparatus for soil analysis according to claim 5, wherein: the sampling rod is provided with a second gear for controlling the sampling rod to rotate on one side close to the sampling piece, and the piston rod is fixedly provided with a second rack meshed with the second gear on the lower side of the second gear.
7. The soil sampling apparatus for soil analysis according to claim 6, wherein: the material of sampling piece is memory metal, the shape of sampling piece is the crimp, the cross section of sampling piece is the arc, the sampling rod corresponds the position of sampling piece has seted up the track groove, the sampling piece corresponds the position of second gear has seted up a plurality of meshing hole.
8. The soil sampling apparatus for soil analysis according to claim 6, wherein: the sampling rod is provided with a movable groove corresponding to the position of the second gear, the sampling rod is provided with a sliding groove corresponding to the position of the second rack, and the diameter of the first oil cavity is larger than that of the second oil cavity.
9. A soil sampling apparatus for soil analysis according to claim 1, wherein: the top fixed mounting of main box has the motor, the output of motor runs through the main box is fixed to be equipped with the transfer line, the top of drilling rod is fixed to be equipped with the screw rod, the center department of screw rod seted up with transfer line matched with transmission hole, the bottom fixed mounting of main box has the frame.
10. The soil sampling apparatus for soil analysis of claim 9, wherein: the main box body is provided with a threaded hole matched with the screw rod at a position corresponding to the screw rod, and the transmission rod is rectangular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410071104.5A CN117589508B (en) | 2024-01-18 | 2024-01-18 | Soil sampling device for soil analysis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410071104.5A CN117589508B (en) | 2024-01-18 | 2024-01-18 | Soil sampling device for soil analysis |
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| CN117589508A true CN117589508A (en) | 2024-02-23 |
| CN117589508B CN117589508B (en) | 2024-04-16 |
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