CN116952651B - Soil sampling device and measuring and positioning method thereof - Google Patents
Soil sampling device and measuring and positioning method thereof Download PDFInfo
- Publication number
- CN116952651B CN116952651B CN202311214014.9A CN202311214014A CN116952651B CN 116952651 B CN116952651 B CN 116952651B CN 202311214014 A CN202311214014 A CN 202311214014A CN 116952651 B CN116952651 B CN 116952651B
- Authority
- CN
- China
- Prior art keywords
- sampling
- soil
- compacting
- assembly
- pushing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005527 soil sampling Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000005070 sampling Methods 0.000 claims abstract description 206
- 239000002689 soil Substances 0.000 claims abstract description 101
- 238000005303 weighing Methods 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 abstract description 2
- 238000005056 compaction Methods 0.000 description 16
- 230000000712 assembly Effects 0.000 description 12
- 238000000429 assembly Methods 0.000 description 12
- 230000035939 shock Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004856 soil analysis 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
-
- 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
- G01N2001/021—Correlating sampling sites with geographical information, e.g. GPS
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application relates to the technical field of soil sampling, and discloses a soil sampling device and a measuring and positioning method thereof. The supporting part comprises a support and a moving mechanism, the compacting part is used for compacting the soil surface to be sampled, the sampling part is located at the rear of the compacting part, and the sampling part comprises a conveying mechanism and a sampling assembly which is arranged on the conveying mechanism and used for drilling soil sample cores. According to the application, the device can be driven to move to different sampling points on the surface of the soil to be sampled through the moving mechanism, so that multi-point sampling is realized, soil can be compacted and sampled through the cooperation of the compacting component and the sampling component, the sampling head is not required to be replaced, multi-point continuous automatic sampling operation can be realized, the working intensity of staff is reduced, and the sampling efficiency is improved.
Description
Technical Field
The application relates to the technical field of soil sampling, in particular to a soil sampling device and a measuring and positioning method thereof.
Background
The collection of soil samples is an important and critical link in soil analysis work. Because of the non-uniformity of the spatial distribution of the soil, in order to better represent the soil characteristics of the sampling area, a multi-point sampling mode is generally adopted in the soil sampling process by taking a land block as a unit.
In the prior art, the soil is generally sampled in a manual operation mode, firstly, the soil surface to be sampled needs to be flattened, then, an earth auger is used for being inserted into the soil, the earth pillar is taken out, and the earth pillar is cut and sampled according to the requirement. Because the sampling points are distributed more, operators are required to move sampling equipment to different sampling points in the sampling process, and each sampling point is replaced by a new sampling head after the sampling head is detached, the problems of complex operation, high labor consumption and low working efficiency exist.
Disclosure of Invention
The application mainly aims to provide a soil sampling device which aims to solve the technical problems.
The technical problems solved by the application are realized by adopting the following technical scheme:
a soil sampling device comprising:
the support component comprises a bracket and a moving mechanism for driving the bracket to move along the surface of the soil to be sampled;
the compaction component is arranged on the bracket and used for compacting the soil surface to be sampled;
the sampling component is positioned behind the compaction component and comprises a conveying mechanism, a sampling assembly, a first pushing mechanism and a second pushing mechanism, wherein the conveying mechanism is rotatably connected to the bracket, the sampling assembly is arranged on the conveying mechanism and rotates along with the conveying mechanism, the first pushing mechanism and the second pushing mechanism are connected to the bracket, the sampling assembly comprises a connecting sleeve, a sampling head and a pushing piece, the connecting sleeve is arranged on the conveying mechanism, the sampling head is arranged in the connecting sleeve and can axially move relative to the connecting sleeve, and the pushing piece is arranged in the sampling head and can axially move along the sampling head;
when the sampling assembly rotates to a first position, the first pushing mechanism pushes the sampling head to move downwards, so that the sampling head is inserted into soil to be sampled to drill the soil sample core, and when the sampling head rotates to a second position, the second pushing mechanism pushes the pushing piece to move, so that the soil sample core in the sampling head is pushed out.
In some embodiments, the compacting member comprises a compacting belt, a first roller assembly rotatably coupled to the bracket, and a compacting mechanism coupled to the bracket;
the compacting belt is tightly sleeved on the first roller assembly;
the compaction mechanism is positioned in the compaction belt and can move vertically relative to the bracket so as to apply downward acting force on the compaction belt to compact the soil surface to be sampled.
In some embodiments, the conveyor mechanism comprises a conveyor belt and a second roller assembly rotatably coupled to the bracket;
the sampling assembly is arranged on the conveyor belt;
the second roller assemblies are arranged at two ends of the conveying belt to drive the conveying belt to rotate.
In some embodiments, the soil sampling device further comprises a drive component comprising:
the transmission belt is sleeved on the first roller assembly and the second roller assembly;
the second driving motor is arranged on the bracket, and the output end of the second driving motor is connected with the transmission belt.
In some embodiments, the compaction mechanism comprises:
the compaction seat is connected to the bracket and can vertically move relative to the bracket;
the compaction roller is arranged between the bottom surface of the compaction seat and the compaction belt;
the driving piece comprises a first driving motor arranged on the compacting seat and an eccentric assembly connected with the output end of the first driving motor, and the first driving motor is used for driving the eccentric assembly to swing so as to push the compacting seat to move downwards.
In some embodiments, the sampling component further comprises a weighing mechanism located between the first pushing mechanism and the second pushing mechanism;
the weighing mechanism comprises a weighing sensor arranged on the support and an electromagnet arranged at the bottom of the weighing sensor, and the electromagnet is used for sucking the sampling head and weighing through the weighing sensor.
In some embodiments, the device further comprises a guiding mechanism for guiding the movement of the sampling assembly, wherein the guiding mechanism comprises an annular guiding part arranged on the inner side wall of the bracket and a guiding protrusion arranged on the sampling head, and the guiding protrusion is in matched connection with the annular guiding part;
the annular guide part is downwards protruded at a position corresponding to the first pushing mechanism to form a first arc-shaped part for downwards moving the sampling head, and the annular guide part is upwards protruded at a position corresponding to the weighing mechanism to form a second arc-shaped part for upwards moving the sampling head.
In some embodiments, the first pushing mechanism comprises a driving mechanism and a pushing frame connected with the driving mechanism;
the driving mechanism is arranged on the bracket and is used for driving the pushing and pressing frame to vertically move so as to press the sampling head into soil to be sampled.
In some embodiments, the sampling assembly further comprises a resilient member disposed between the pushing member and the top surface of the sampling head.
The application also provides a soil measuring and positioning method, which adopts the soil sampling device according to any one of the above, wherein the soil sampling device is provided with a satellite positioner, the soil sampling device is externally connected with a main control device, and the soil measuring and positioning method comprises the following steps:
placing the soil sampling device at the initial position of the soil surface to be sampled;
the main control equipment controls the soil sampling device to move to a sampling point along a preset path;
controlling the compaction part to work so as to compact the soil surface to be sampled;
the conveying mechanism drives the sampling assembly to rotate to the position right below the first pushing mechanism;
controlling the first pushing mechanism to work, and pressing the sampling head into the soil to be sampled to drill a soil sample core;
the conveying mechanism drives the sampling assembly to continuously rotate until the sampling assembly is close to the second pushing mechanism;
controlling the second pushing mechanism to work, and pushing out the soil sample core in the sampling head;
detecting the state information of the soil sample core and generating corresponding detection data;
the satellite positioner collects the coordinate information of each sampling point and sends the coordinate information to the main control equipment;
and generating a detection data set according to the coordinate information of the sampling points and the detection data of the soil sample cores corresponding to the sampling points.
The application has the beneficial effects that:
when soil is required to be sampled, the soil sampling device is firstly placed on the surface of the soil to be sampled, the device is driven to move along a preset path through the moving mechanism, and meanwhile, the compaction part works to compact the surface of the soil to be sampled. When the device moves to a first sampling point, the sampling assembly rotates to the lower part of the first pushing mechanism under the drive of the conveying mechanism, contacts with the soil surface to be sampled, then drives the first pushing mechanism to work, applies downward pressure to the sampling head to enable the sampling head to be inserted into the soil, and drives the sampling assembly to continue rotating through the conveying mechanism after the soil sample core is drilled until the sampling assembly rotates to be close to the second pushing mechanism, then drives the second pushing mechanism to work, pushes out and collects the soil sample core in the sampling head, and sampling of the first sampling point is completed. And then the moving mechanism drives the device to move forwards to the next sampling point, the sampling assembly is driven by the conveying mechanism to do annular movement, sampling of the next sampling point is carried out, and the cycle is carried out until sampling of all the sampling points is completed. Therefore, the soil sampling device can be driven to move to different sampling points on the surface of the soil to be sampled through the moving mechanism, so that multi-point sampling is conveniently realized, soil can be compacted and sampled through the matching of the compacting component and the sampling component, the sampling head is not required to be replaced, multi-point continuous automatic sampling operation is realized, the working intensity of staff is reduced, and the sampling efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the application, and that other drawings can be obtained from them without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic perspective view of a soil sampling apparatus according to an embodiment of the present application;
FIG. 2 is a schematic view of another perspective view of FIG. 1;
fig. 3 is a schematic perspective view of a soil sampling apparatus (with a hidden supporting member) according to an embodiment of the present application;
fig. 4 is a schematic perspective view of a compacting part in a soil sampling device according to an embodiment of the present application;
FIG. 5 is a cross-sectional view of a compaction member in a soil sampling apparatus according to an embodiment of the present application;
FIG. 6 is a schematic perspective view of a sampling component (with a second roller assembly hidden) in a soil sampling device according to an embodiment of the present application;
FIG. 7 is a schematic perspective view of a sampling assembly of a sampling component in a soil sampling device according to an embodiment of the present application;
FIG. 8 is a cross-sectional view of a sampling assembly in a soil sampling device according to an embodiment of the present application;
fig. 9 is a schematic perspective view of an annular guide part in a soil sampling device according to an embodiment of the present application.
The above reference numerals:
10-a support member; 11-a bracket; 12-a movement mechanism; 121-a moving wheel; 122-driving force; 123-a damping mechanism;
20-compacting the part; 21-compacting the belt; 22-a first roller assembly; 23-a compacting mechanism; 231-compacting the seat; 232-compacting rollers; 233-a driver;
30-sampling means; 31-a conveyor belt; 32-a second roller assembly; 33-a sampling assembly; 331-connecting sleeve; 3311—a limit bump; 332-sampling head; 3321—a limit groove; 333—pusher; 334-elastic member; 335-a magnetic member; 34-a first pushing mechanism; 341-a drive mechanism; 342-pushing and pressing frame; 35-a second pushing mechanism; 36-a weighing mechanism; 361-a load cell; 362-an electromagnet; 37-annular guide; 371—a first arcuate portion; 372-a second arc; 38-a support roller assembly;
40-a driving part; 41-a drive belt; 42-a second drive motor;
50-power supply.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present application, the following detailed description of the present application with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present application.
It should be noted that: like reference numerals denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the subsequent figures.
It should be noted that, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an azimuth or a positional relationship based on that shown in the drawings, or that the inventive product is commonly put in place when used, merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 application will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 9, the soil sampling apparatus includes a support member 10, a compacting member 20, and a sampling member 30.
The support member 10 includes a bracket 11 and a moving mechanism 12 for driving the bracket 11 to move along the soil surface to be sampled.
A compacting member 20 is provided on the stand 11 for compacting the soil surface to be sampled.
The sampling member 30 is located behind the compacting member 20, and the sampling member 30 includes a conveying mechanism rotatably coupled to the frame 11, a sampling assembly 33 provided on the conveying mechanism and rotatable with the conveying mechanism, and a first pushing mechanism 34 and a second pushing mechanism 35 coupled to the frame 11, the sampling assembly 33 including a connecting sleeve 331 mounted on the conveying mechanism, a sampling head 332 provided in the connecting sleeve 331 and axially movable relative to the connecting sleeve 331, and a pushing member 333 provided in the sampling head 332 and axially movable along the sampling head 332.
Wherein, when the sampling assembly 33 rotates to the first position, the first pushing mechanism 34 pushes the sampling head 332 to move downwards, so that the sampling head 332 is inserted into the soil to be sampled to drill the soil sample core, and when the sampling head 332 rotates to the second position, the second pushing mechanism 35 pushes the pushing member 333 to move, so as to push out the soil sample core in the sampling head 332.
The support member 10 mainly serves as a support for supporting the compacting member 20 and the sampling member 30. The bracket 11 may be a frame having an accommodating space inside and an opening at the bottom. The moving mechanism 12 is mainly used for driving the bracket 11 to move on the surface of the soil to be sampled, and can be a crawler-type travelling mechanism or a wheel-type travelling mechanism which are arranged on the bracket 11.
The compacting member 20 is mainly used for compacting the soil surface to be sampled so as to ensure the evenness of the soil surface and facilitate the subsequent measurement of the density of the soil.
The sampling member 30 is mainly used for drilling out soil-like cores. The sampling part 30 can be driven by the supporting part 10 to move to different sampling points so as to collect soil sample cores of a plurality of sampling points. The sampling assembly 33 is capable of moving in a circular manner under the drive of the conveying mechanism and has a first position and a second position with respect to the support 11. The first position may be where the stand 11 is near the bottom of the soil to be sampled and directly below the first pushing mechanism 34 so that the first pushing mechanism 34 pushes the sampling head 332 vertically into the soil. The second position may be a side of the support 11 away from the soil to be sampled and opposite to the second pushing mechanism 35, so that the second pushing mechanism 35 pushes the pushing member 333 to move, and pushes out the soil sample core in the sampling head 332.
The controller may be installed on the soil sampling device according to this embodiment, and the controller is externally connected with the main control device, and the main control device controls the soil sampling device to work.
In this embodiment, when soil needs to be sampled, the soil sampling device is first placed on the soil surface to be sampled, and the device is driven to move along a preset path by the moving mechanism 12, and meanwhile, the compacting component 20 works to compact the soil surface to be sampled. When the device moves to the first sampling point, the sampling assembly 33 rotates under the first pushing mechanism 34 under the driving of the conveying mechanism, the first pushing mechanism 34 is driven to work, downward pressure is applied to the sampling head 332, the sampling head 332 is inserted into soil, after the soil sample core is drilled, the conveying mechanism drives the sampling assembly 33 to continue rotating until the sampling assembly 33 rotates to be close to the second pushing mechanism 35, the second pushing mechanism 35 is driven to work, the soil sample core in the sampling head 332 is pushed out and collected, and the sampling of the first sampling point is completed. The moving mechanism 12 drives the device to move forward to the next sampling point, and the sampling assembly 33 moves circularly under the drive of the conveying mechanism to sample the next sampling point, so that the cycle is completed until all the sampling points are sampled. Therefore, the soil sampling device can drive the device to move to different sampling points on the surface of the soil to be sampled through the moving mechanism, so that multi-point sampling is realized, soil can be compacted and sampled through the matching of the compacting component and the sampling component, the sampling head is not required to be replaced, multi-point continuous automatic sampling operation is realized, the working intensity of staff is reduced, and the sampling efficiency is improved.
Referring to fig. 1 and 2, in some embodiments of the present application, the moving mechanism 12 is a wheel assembly installed at four corner points of the frame 11, each group of wheel assemblies includes a moving wheel 121, and a driving force 122 for driving the moving wheel 121 to work is further provided on the wheel assembly located at the front end of the frame 11, and the driving force 122 may be a motor.
Further, the wheel assembly further includes a shock absorbing mechanism 123, and the shock absorbing mechanism 123 includes a shock absorbing bracket and an elastic member disposed between the shock absorbing bracket and the moving wheel 121. The damping mechanism 123 can play a role in damping and buffering, reduce the shock impact that this soil sampling device receives because of the unevenness in the ground in the removal process, improve this soil sampling device's stability.
Referring to fig. 4 and 5, in some embodiments of the present application, compacting member 20 may include a compacting belt 21, a first roller assembly 22 rotatably coupled to bracket 11, and a compacting mechanism 23 coupled to bracket 11. The compacting belt 21 is in an annular structure, the first roller assembly 22 can comprise a driving wheel, a driven wheel and a driving force for driving the driving wheel to rotate, wherein the driving wheel and the driven wheel are rotatably connected in the bracket 11, the compacting belt 21 is tightly sleeved on the driving wheel and the driven wheel, and the compacting belt 21 can be driven to rotate when the driving wheel rotates. A compacting mechanism 23 is located within compacting belt 21 and is vertically movable relative to frame 11 to apply a downward force to compacting belt 21 to compact the soil surface to be sampled.
The compacting mechanism 23 may include a compacting base 231, a compacting roller 232, and a driver 233, among other things. The compacting seat 231 may be a bracket structure with a U-shaped cross section, and two sides of the compacting seat are connected with two sides of the bracket 11 through sliding blocks and can vertically move relative to the bracket 11. The compaction roller 232 is disposed between the bottom surface of the compaction seat 231 and the compaction belt 21. Specifically, the bottom of the compacting base 231 is a U-shaped cover with a downward opening, and the compacting rollers 232 are disposed in the cover and are disposed along the transmission direction of the compacting belt 21, and the compacting rollers 232 play a role in conveying the compacting belt 21. The driving piece 233 can include a first driving motor disposed on the compacting base 231 and an eccentric assembly connected to an output end of the first driving motor, where the eccentric assembly includes an eccentric shaft and a balancing weight connected to the eccentric shaft, when the first driving motor drives the eccentric shaft to rotate, the balancing weight can be driven to swing and generate centrifugal force, and when the balancing weight swings to contact with the compacting base 231, a downward acting force is generated on the compacting base 231, so as to squeeze the compacting belt 21, and achieve the purpose of compacting the soil surface to be sampled.
In some embodiments of the application, the conveyor mechanism may include a conveyor belt 31 and a second roller assembly 32 rotatably coupled to the frame 11. The conveyer belt 31 is in an annular structure, and the sampling assembly 33 is arranged on the conveyer belt 31. The second roller assemblies 32 are disposed at both ends of the conveyor belt 31 to rotate the conveyor belt 31.
Specifically, the second roller assemblies 32 may be two sets, where the two sets of second roller assemblies 32 are respectively disposed on two opposite inner side walls of the support 11, and each set of second roller assemblies 32 may include four rotating wheels distributed at four corner points of the conveyor belt 31 and a driving force for driving the rotating wheels to rotate. The conveyer belt 31 is tightly sleeved on the eight rotating wheels, so that the conveyer belt 31 can be driven to rotate when the rotating wheels rotate.
In some embodiments of the present application, the soil sampling apparatus may further include a driving part 40, and the driving part 40 may include a transmission belt 41 and a second driving motor 42. The transmission belts 41 can be provided with two groups and are respectively positioned at two sides of the bracket 11, the transmission belts 41 are tightly sleeved on the first roller assembly 22 and the second roller assembly 32, the output end of the second driving motor 42 is connected with one group of transmission belts 41, and thus the first roller assembly 22 and the second roller assembly 32 can be driven to rotate through the second driving motor 42, so that the compacting belt 21 and the conveying belt 31 are driven.
Referring to fig. 3 and 6, in some embodiments of the present application, the sampling member 30 may further include a weighing mechanism 36 located between the first pushing mechanism 34 and the second pushing mechanism 35. The weighing mechanism 36 includes a load cell 361 mounted on the support 11 and an electromagnet 362 disposed at the bottom of the load cell 361, the electromagnet 362 being used to suck the sampling head 332 and weigh through the load cell 361.
Specifically, a magnetic member 335, such as a magnet that mates with electromagnet 362, may be provided on the top surface of sampling head 332 that contacts electromagnet 362. When the sampling assembly 33 rotates below the weighing mechanism 36, the electromagnet 362 is electrified to suck the sampling head 332 upwards, the sampling head 332 is separated from the conveying mechanism, the weight of the sampling head 332 and the soil sample core can be measured through the weighing sensor 361, the weight of the sampling head 332 is known, the weight of the soil sample core can be calculated, the density of soil can be calculated according to the volume of the soil sample core (namely the volume of the sampling head 332), and reference data are provided for the analysis and research of the follow-up soil.
Further, in some embodiments of the present application, the soil sampling device further comprises a guide mechanism for guiding the sampling assembly 33 in a circular motion. The guide mechanism comprises an annular guide part 37 arranged on the inner side wall of the bracket 11 and a guide protrusion arranged on the sampling head 332, and the guide protrusion is matched and connected with the annular guide part 37. Specifically, the annular guide portions 37 are provided in two groups, and are respectively provided on two opposite side walls of the inner cavity of the bracket 11. The annular guide 37 may be an annular groove provided directly on the inner side wall of the bracket 11, but the annular guide 37 may also include a frame fixed on the inner side wall of the bracket 11 and an annular groove provided on the frame.
Referring to fig. 6 and 9, the annular guiding portion 37 is formed with a first arc portion 371 protruding downward at a position corresponding to the first pushing mechanism 34, and the annular guiding portion 37 is formed with a second arc portion 372 protruding upward at a position corresponding to the weighing mechanism 36, and the sampling head 332 moves upward. The first arc portion 371 may have an approximately V-shape with an upward opening, and the second arc portion 372 may have an approximately V-shape with a downward opening. When the sampling assembly 33 rotates to the lower part of the first pushing mechanism 34, the sampling head 332 is pushed to the bottom of the first arc-shaped part 371 through the first pushing mechanism 34, the sampling head 332 can be completely inserted into soil at this time, after a soil sample core is obtained, the conveying mechanism drives the sampling assembly 33 to continue to rotate, the sampling head 332 with the soil sample core can be lifted upwards through the first arc-shaped part 371, when the sampling assembly 33 rotates to the lower part of the weighing mechanism 36, the electromagnet 362 is electrified to suck the sampling head 332 upwards, the sampling head 332 can move upwards in the second arc-shaped part 372 at this time, after weighing is carried out through the weighing sensor 361, the conveying mechanism drives the sampling assembly 33 to continue to rotate, and the sampling head 332 can move downwards into the annular groove along the second arc-shaped part 372 and continue to move along the original track.
Further, referring to fig. 7, a limiting mechanism for limiting the relative rotation of the connecting sleeve 331 and the sampling head 332 is further provided between them. The limiting mechanism may include a limiting protrusion 3311 disposed on an inner wall of the connecting sleeve 331 and a limiting groove 3321 disposed on an outer peripheral wall of the sampling head 332, where the limiting groove 3321 is disposed along an axial direction of the sampling head 332. The relative rotation between the connecting sleeve 331 and the sampling head 332 can be limited by the limiting mechanism, so that the guiding protrusion is prevented from being separated from the annular guiding part 37 in the up-and-down movement process of the sampling head 332.
Referring to fig. 6 to 8, in some embodiments of the present application, the sampling assemblies 33 may be multiple groups, and the multiple groups of sampling assemblies 33 are equally spaced around the conveyor belt 31, so as to implement a multi-point connection sampling operation on the soil to be sampled. The connecting sleeve 331 may be fixed on an inner side surface of the conveying belt 31, and the sampling head 332 may be a cutter ring disposed in the connecting sleeve 331, and may slide relative to the connecting sleeve 331 to insert the soil incision sampling core, where the cutter ring is not described in detail herein. One end of the pushing piece 333 is provided with a pushing plate which is matched with the inner cavity of the sampling head 332, and the other end is provided with a pushing rod which extends to the outer side of the sampling head 332. The pusher plate is moved by pushing the pusher rod, thereby pushing out the sample core in the sampling head 332.
With continued reference to fig. 6, in some embodiments of the present application, the first pushing mechanism 34 may be disposed vertically, and the movable end thereof extends toward the ground, so as to avoid the sampling head 332 from being skewed when moving downward, so that the sampling head 332 can be cut under a vertically uniform force. Specifically, the first pushing mechanism 34 may include a driving mechanism 341 and a pushing frame 342 connected to the driving mechanism 341. The driving mechanism 341 is disposed on the bracket 11, and may be an electric push rod, a cylinder, a piston hydraulic cylinder, or the like. The pushing frame 342 may be a frame body having a U-shaped cross section, and is connected to the movable end of the driving mechanism 341. When the sampling assembly 33 rotates to contact the soil surface to be sampled, the sampling assembly 33 is located below the first pushing mechanism 34, and the driving mechanism 341 works to drive the pushing frame 342 to move downwards, so that the sampling head 332 is pressed into the soil to cut out the soil sample core.
With continued reference to fig. 6, in some embodiments of the present application, the second pushing mechanism 35 may be disposed laterally, and may be an electric push rod, a cylinder, a piston hydraulic cylinder, or the like. After the sampling head 332 obtains the soil sample core, the sampling assembly 33 is driven to continue to rotate by the conveying belt 31, when the sampling assembly 33 rotates to be opposite to the second pushing mechanism 35, the second pushing mechanism 35 works, and the pushing piece 333 is pushed to move, so that the soil sample core in the sampling head 332 is pushed out.
Further, in some embodiments of the present application, sampling assembly 33 may further include a resilient member 334 disposed between pusher 333 and the top surface of sampling head 332. The elastic member 334 may be a return spring, and when the second pushing mechanism 35 is retracted, the elastic member 334 can drive the pushing member 333 to return to the initial position, so that the sampling head 332 can sample the sample next time.
Referring to fig. 3, in some embodiments of the present application, the sampling member 30 may further include four supporting roller assemblies 38, where the four supporting roller assemblies 38 are respectively installed on two opposite sidewalls of the inside of the frame 11, and the four supporting roller assemblies 38 are located inside the conveyor belt 31 and contact with the inner wall of the conveyor belt 31, so as to support the conveyor belt 31, and the supporting roller assemblies 38 can also adjust the tension of the conveyor belt 31, thereby ensuring the normal operation and stable conveyance of the conveyor belt 31.
Further, in some embodiments of the present application, the soil sampling device further comprises a power source 50 disposed on the stand 11, the power source 50 being configured to provide electrical power to the soil sampling device. The power supply 50 may be provided in two sets, and the two sets of power supply 50 are respectively provided above the compacting member 20 and the sampling member 30, and the power supply 50 may be a lithium battery.
The application also provides a soil measuring and positioning method, which adopts the soil sampling device of any one of the above, the soil sampling device also comprises a satellite positioner arranged on the supporting component 10, the soil sampling device is externally connected with a main control device, and the soil measuring and positioning method comprises the following steps:
step S10: placing a soil sampling device at a starting position of the soil surface to be sampled;
step S20: the soil sampling device is controlled by the main control equipment to move to a sampling point along a preset path;
step S30: controlling the compacting member 20 to operate so as to compact the soil surface to be sampled;
step S40: the conveying mechanism drives the sampling assembly 33 to rotate to the position right below the first pushing mechanism 34;
step S50: controlling the first pushing mechanism 34 to work, pressing the sampling head 332 into the soil to be sampled to drill the soil sample core;
step S60: the conveying mechanism drives the sampling assembly 33 to continue rotating to be close to the second pushing mechanism 35;
step S70: controlling the second pushing mechanism 35 to work so as to push out the soil sample core in the sampling head 332;
step S80: detecting state information of the soil sample core and generating corresponding detection data; wherein, the state information of the soil sample core can comprise information such as soil components and the like;
step S90: the satellite positioner collects the coordinate information of each sampling point and sends the coordinate information to the main control equipment;
step S100: and generating a detection data set according to the coordinate information of the sampling points and the detection data of the soil sample cores corresponding to the sampling points.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present application have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present application and its core ideas. The foregoing is merely a preferred embodiment of the application, and it should be noted that, due to the limited text expressions, there is objectively no limit to the specific structure, and that, for a person skilled in the art, modifications, adaptations or variations may be made without departing from the principles of the present application, and the above technical features may be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present application.
Claims (7)
1. A soil sampling device, comprising:
the support part (10) comprises a bracket (11) and a moving mechanism (12) for driving the bracket (11) to move along the surface of soil to be sampled;
a compacting component (20) arranged on the bracket (11) and used for compacting the soil surface to be sampled, wherein the compacting component (20) comprises a compacting belt (21), a first roller assembly (22) rotatably connected to the bracket (11) and a compacting mechanism (23) connected with the bracket (11), the compacting belt (21) is tightly sleeved on the first roller assembly (22), the compacting mechanism (23) is positioned in the compacting belt (21), the compacting mechanism (23) comprises a compacting seat (231), a compacting roller (232) and a driving piece (233), the compacting seat (231) is connected to the bracket (11) and can vertically move relative to the bracket (11), the compacting roller (232) is arranged between the bottom surface of the compacting seat (231) and the compacting belt (21), the driving piece (233) comprises a first driving motor arranged on the compacting seat (231) and an eccentric assembly connected with the output end of the first driving motor, and the first driving piece (233) is used for pushing the first driving assembly to swing down to compact the soil surface to be sampled (231);
the sampling component (30) is positioned behind the compacting component (20), the sampling component (30) comprises a conveying mechanism rotatably connected to the bracket (11), a sampling assembly (33) arranged on the conveying mechanism and rotating along with the conveying mechanism, and a first pushing mechanism (34) and a second pushing mechanism (35) connected to the bracket (11), the conveying mechanism comprises a conveying belt (31) and a second roller assembly (32) rotatably connected to the bracket (11), the conveying belt (31) is provided with the sampling assembly (33), the second roller assembly (32) is arranged at two ends of the conveying belt (31) so as to drive the conveying belt (31) to rotate, and the sampling assembly (33) comprises a connecting sleeve (331) arranged on the conveying mechanism, a sampling head (332) arranged in the connecting sleeve (331) and axially movable relative to the connecting sleeve (331), and a pushing member (333) arranged in the sampling head (332) and axially movable along the sampling head (332);
wherein, when the sampling assembly (33) rotates to a first position, the first pushing mechanism (34) pushes the sampling head (332) to move downwards, so that the sampling head (332) is inserted into soil to be sampled to drill out a soil sample core, and when the sampling head (332) rotates to a second position, the second pushing mechanism (35) pushes the pushing piece (333) to move so as to push out the soil sample core in the sampling head (332).
2. The soil sampling apparatus of claim 1, further comprising a drive member (40), the drive member (40) comprising:
the transmission belt (41) is sleeved on the first roller assembly (22) and the second roller assembly (32);
the second driving motor (42) is arranged on the bracket (11), and the output end of the second driving motor (42) is connected with the transmission belt (41).
3. Soil sampling apparatus according to claim 1 or 2, characterized in that the sampling member (30) further comprises a weighing mechanism (36) located between the first pushing mechanism (34) and the second pushing mechanism (35);
the weighing mechanism (36) comprises a weighing sensor (361) mounted on the support (11) and an electromagnet (362) arranged at the bottom of the weighing sensor (361), and the electromagnet (362) is used for sucking the sampling head (332) and weighing through the weighing sensor (361).
4. A soil sampling apparatus as claimed in claim 3, further comprising a guide mechanism for guiding the movement of the sampling assembly (33), the guide mechanism comprising an annular guide portion (37) provided on an inner side wall of the holder (11) and a guide projection provided on the sampling head (332), the guide projection being cooperatively connected with the annular guide portion (37);
the annular guide part (37) is downwards protruded at a position corresponding to the first pushing mechanism (34) to form a first arc-shaped part (371) for downwards moving the sampling head (332), and the annular guide part (37) is upwards protruded at a position corresponding to the weighing mechanism (36) to form a second arc-shaped part (372) for upwards moving the sampling head (332).
5. The soil sampling apparatus as claimed in claim 1 or 2, wherein the first pushing mechanism (34) comprises a driving mechanism (341) and a pushing frame (342) connected to the driving mechanism (341);
the driving mechanism (341) is arranged on the bracket (11) and is used for driving the pushing and pressing frame (342) to vertically move so as to press the sampling head (332) into soil to be sampled.
6. The soil sampling apparatus of claim 1 or 2, wherein the sampling assembly (33) further comprises a resilient member (334) disposed between the pushing member (333) and the top surface of the sampling head (332).
7. A soil measuring and positioning method, characterized in that a soil sampling device according to any one of claims 1-6 is adopted, a satellite positioner is arranged on the soil sampling device, the soil sampling device is externally connected with a main control device, and the soil measuring and positioning method comprises the following steps:
placing the soil sampling device at the initial position of the soil surface to be sampled;
the main control equipment controls the soil sampling device to move to a sampling point along a preset path;
controlling the compacting means (20) to work to compact the soil surface to be sampled;
the conveying mechanism drives the sampling assembly (33) to rotate to be right below the first pushing mechanism (34);
controlling the first pushing mechanism (34) to work, and pressing the sampling head (332) into soil to be sampled to drill a soil sample core;
the conveying mechanism drives the sampling assembly (33) to continuously rotate to be close to the second pushing mechanism (35);
controlling the second pushing mechanism (35) to work so as to push out the soil sample core in the sampling head (332);
detecting the state information of the soil sample core and generating corresponding detection data;
the satellite positioner collects the coordinate information of each sampling point and sends the coordinate information to the main control equipment;
and generating a detection data set according to the coordinate information of the sampling points and the detection data of the soil sample cores corresponding to the sampling points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311214014.9A CN116952651B (en) | 2023-09-20 | 2023-09-20 | Soil sampling device and measuring and positioning method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311214014.9A CN116952651B (en) | 2023-09-20 | 2023-09-20 | Soil sampling device and measuring and positioning method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116952651A CN116952651A (en) | 2023-10-27 |
| CN116952651B true CN116952651B (en) | 2023-12-12 |
Family
ID=88451474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311214014.9A Active CN116952651B (en) | 2023-09-20 | 2023-09-20 | Soil sampling device and measuring and positioning method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116952651B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211013608U (en) * | 2019-11-20 | 2020-07-14 | 中国煤炭地质总局水文地质局 | Soil sampling device |
| CN111623858A (en) * | 2020-05-09 | 2020-09-04 | 扬州大学 | Quantitative sampling device for civil engineering experiments and application method thereof |
| CN111707494A (en) * | 2020-06-18 | 2020-09-25 | 山东理工大学 | Soil sampling terminal and soil sampling equipment |
| CN212007837U (en) * | 2019-12-10 | 2020-11-24 | 中国建筑材料工业地质勘查中心吉林总队 | Automatic change cutting ring geotome of control |
| CN212082895U (en) * | 2020-04-17 | 2020-12-04 | 天津环科环境规划科技发展有限公司 | Soil sampling device |
| CN112485039A (en) * | 2020-06-12 | 2021-03-12 | 湖北省农业科学院农业质量标准与检测技术研究所 | Surface soil multi-point continuous automatic sampling equipment and method |
| CN112683582A (en) * | 2021-01-26 | 2021-04-20 | 中国科学院地理科学与资源研究所 | Soil sampling device for soil analysis |
| CN213714759U (en) * | 2020-09-29 | 2021-07-16 | 山东省煤田地质规划勘察研究院 | A device for soil sampling |
| WO2022140868A1 (en) * | 2020-12-30 | 2022-07-07 | Universidad Tecnológica Metropolitana | Portable modular gastrointestinal simulator system that quantifies bioaccessibility of metals in a sample remotely and in real time, and method |
| CN115184065A (en) * | 2022-07-07 | 2022-10-14 | 尚晓 | Soil sampling device for soil storage and standby |
| CN218725486U (en) * | 2022-10-25 | 2023-03-24 | 安徽省中擎环境科技有限公司 | Soil sampling device for environmental protection |
| CN115961953A (en) * | 2022-12-29 | 2023-04-14 | 魏义敏 | Groundwater sampling device for hydrogeology |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007016935A1 (en) * | 2005-07-29 | 2007-02-15 | Histogenex Nv | Methods, reagents and instrumentation for preparing impregnated tissue samples suitable for histopathological and molecular studies |
-
2023
- 2023-09-20 CN CN202311214014.9A patent/CN116952651B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211013608U (en) * | 2019-11-20 | 2020-07-14 | 中国煤炭地质总局水文地质局 | Soil sampling device |
| CN212007837U (en) * | 2019-12-10 | 2020-11-24 | 中国建筑材料工业地质勘查中心吉林总队 | Automatic change cutting ring geotome of control |
| CN212082895U (en) * | 2020-04-17 | 2020-12-04 | 天津环科环境规划科技发展有限公司 | Soil sampling device |
| CN111623858A (en) * | 2020-05-09 | 2020-09-04 | 扬州大学 | Quantitative sampling device for civil engineering experiments and application method thereof |
| CN112485039A (en) * | 2020-06-12 | 2021-03-12 | 湖北省农业科学院农业质量标准与检测技术研究所 | Surface soil multi-point continuous automatic sampling equipment and method |
| CN111707494A (en) * | 2020-06-18 | 2020-09-25 | 山东理工大学 | Soil sampling terminal and soil sampling equipment |
| CN213714759U (en) * | 2020-09-29 | 2021-07-16 | 山东省煤田地质规划勘察研究院 | A device for soil sampling |
| WO2022140868A1 (en) * | 2020-12-30 | 2022-07-07 | Universidad Tecnológica Metropolitana | Portable modular gastrointestinal simulator system that quantifies bioaccessibility of metals in a sample remotely and in real time, and method |
| CN112683582A (en) * | 2021-01-26 | 2021-04-20 | 中国科学院地理科学与资源研究所 | Soil sampling device for soil analysis |
| CN115184065A (en) * | 2022-07-07 | 2022-10-14 | 尚晓 | Soil sampling device for soil storage and standby |
| CN218725486U (en) * | 2022-10-25 | 2023-03-24 | 安徽省中擎环境科技有限公司 | Soil sampling device for environmental protection |
| CN115961953A (en) * | 2022-12-29 | 2023-04-14 | 魏义敏 | Groundwater sampling device for hydrogeology |
Non-Patent Citations (1)
| Title |
|---|
| 车载液压振动式土壤采集装置研究;张凯;刘成良;;南京信息工程大学学报(自然科学版)(第04期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116952651A (en) | 2023-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111805230A (en) | Automatic cross axle assembly line | |
| CN201212851Y (en) | Automatic measurement instrument for vibration of tapered roller bearing | |
| CN116952651B (en) | Soil sampling device and measuring and positioning method thereof | |
| CN215745750U (en) | Stamping die that automobile parts used | |
| CN212552643U (en) | Automatic cross axle assembly line | |
| CN105716971A (en) | Metal welding part reliability detection device capable of collecting falling materials and application method of metal welding part reliability detection device | |
| CN116787115A (en) | Automatic assembly equipment of generator rectifier subassembly | |
| CN111545824A (en) | Building pipeline cutting device | |
| KR20150010528A (en) | Electrode plate cutting device | |
| CN214724472U (en) | Battery production cut-parts device with regulatory function | |
| CN214399034U (en) | High-precision automatic metering device for loading coal ash | |
| CN111827392B (en) | Construction machinery slotting device | |
| CN112959260B (en) | Installation equipment for integrally formed fixed guide wire ring of fishing rod | |
| CN112338333B (en) | Automatic welding device for refrigerator hinge | |
| CN211919947U (en) | Power rail special for lead storage battery | |
| CN111180978A (en) | Dipolar plug continuous pin inserting equipment capable of detecting | |
| CN218088771U (en) | Workshop electromechanical device mounting tool | |
| CN114850736B (en) | Welding system for container side plate splicing and quick welding | |
| CN220039858U (en) | Soil sampling device | |
| CN220885665U (en) | Feeder is used in production of block terminal metal box | |
| CN219418660U (en) | Plane quadrupole magnetizing equipment | |
| CN211680785U (en) | Servo substep equipment mechanism of cylinder | |
| CN220114990U (en) | Upset pouring device | |
| CN117022191A (en) | Vehicle battery pack replacement device | |
| CN211374156U (en) | Engineering supervision's sampling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |