CN112747955A - Soil quality detection sampling device - Google Patents
Soil quality detection sampling device Download PDFInfo
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- CN112747955A CN112747955A CN202011539577.1A CN202011539577A CN112747955A CN 112747955 A CN112747955 A CN 112747955A CN 202011539577 A CN202011539577 A CN 202011539577A CN 112747955 A CN112747955 A CN 112747955A
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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
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Abstract
The invention discloses a soil quality detection sampling device, which comprises a sampling vehicle body and a sampling assembly, wherein the sampling vehicle body is provided with a sampling port; crawler-type advancing modules are arranged on two sides of the sampling vehicle body in the longitudinal direction and are installed on two sides of the sampling vehicle body in the longitudinal direction through a lifting device; the sampling assembly comprises sampling cylinders, a transmission auger and a plurality of collecting cylinders which are vertically arranged, the soil sampling and detecting device provided by the invention is provided with a sampling vehicle body, the sampling vehicle body realizes the advancing and transferring of the whole device through a crawler-type advancing module, and can continuously and automatically realize the sampling and storage of the sampled soil, the sampled soil can be prevented from being polluted or falling off, the detection operation in the later period is facilitated, the requirement of sampling the soil in a specific area is met in the sampling process, and the practicability of the soil quality detection and sampling device is improved.
Description
Technical Field
The invention relates to the technical field of soil sampling detection, in particular to a soil quality detection sampling device for improving the technical problems of poor ink color and heat dissipation of a display screen.
Background
On the basis of knowing pollution source, pollution mode, pollution history and current situation, the soil sampling method is to arrange sampling points by comprehensively considering the conditions of soil type, soil matrix, terrain, natural vegetation or crops and the like, the soil sampling refers to a method for collecting soil samples, comprises the steps of sampling arrangement and sampling technology, collecting profile soil samples, after profile observation and recording are finished, before sampling, profile trimming and cleaning are firstly carried out, most superficial floating soil is cut off, then the soil samples are sampled from a central typical part layer by layer from top to bottom, a plurality of types of soil samplers are provided, surface soil samples of farmlands or wastelands are collected, a small iron shovel can be used for researching general physical properties of soil, such as soil volume weight, porosity, water holding property and the like, a cutting ring can be used, the cutting ring is a cylinder with openings at two ends, the lower opening is provided with a cutting edge, the height and the diameter of the cylinder are both 5 cm, the most common sampling tool is a soil drill, the soil bores and divides manual operation and mechanical operation two types, but current soil property sampling device structure is more single, can not satisfy the user and sample the soil property of the different degree of depth, and the user's of not being convenient for use has reduced soil property sampling device's practicality.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a soil quality detection sampling device which can perform efficient sampling operation on soil layer structures in a specific area and a specific depth.
The technical scheme adopted by the invention is as follows: a soil quality detection sampling device comprises a sampling vehicle body and a sampling assembly; the front end and the rear end of the sampling vehicle body are provided with support parts extending downwards, and the lower ends of the support parts are provided with anti-loosening positioning mechanisms; crawler-type advancing modules are further arranged on two sides of the sampling vehicle body in the length direction, the crawler-type advancing modules are mounted on two sides of the sampling vehicle body in the length direction through lifting devices, and the lifting devices can drive the sampling vehicle body to vertically move so that the supporting parts are in contact with or separated from the running surface; the sampling assembly comprises a sampling cylinder, a transmission auger and a plurality of collecting cylinders which are vertically arranged, the lower end and the upper end of the sampling cylinder are respectively provided with a sampling end and a collecting end, the upper end face of the collecting end is provided with a discharge hole, the transmission auger is arranged in the sampling cylinder, the lower end of the transmission auger is fixedly provided with a sampling drill bit, the upper end of the transmission auger is in transmission connection with a sampling driving module which is positioned above the collecting end, and the transmission auger can output a sampling sample to the discharge hole when rotating; each the collecting vessel lower extreme is equipped with the pan feeding mouth, the pan feeding mouth articulates there is self-sealing mechanism, each collecting vessel detachably encircles and arranges in the rotation catch tray periphery that is located sampling automobile body top, can make the pan feeding mouth and the discharge gate butt joint of a corresponding collecting vessel lower extreme when rotating the catch tray rotation circumferential direction.
In the technical scheme: soil property sampling detection device can carry out high-efficient soil sampling processing operation to specific area to improve soil sampling detection efficiency. The soil sampling detection device is provided with a sampling vehicle body, the sampling vehicle body realizes the traveling and transfer of the whole device through a crawler type traveling module, the crawler type traveling module is specifically installed at the lower end of the sampling vehicle body through a lifting device, and when the sampling vehicle body needs to be moved to a corresponding soil sampling area, the lifting device is lifted to separate a supporting part of the sampling vehicle body from a traveling surface, so that the whole sampling vehicle body is convenient to transfer quickly; after the sampling automobile body removed corresponding sampling region, elevating gear can descend and make the supporting part support whole sampling detection device, and the locking positioning mechanism who is located the supporting part lower extreme can play locking and positioning action, ensures the stability of device to avoid taking place to rock and skew in soil sampling process.
When the sampling vehicle body samples soil, the transmission auger rotates in the circumferential direction under the driving action of the sampling driving module, and after the sampling drill breaks the soil, the soil is lifted to a collection end through the transmission auger; when the rotary collecting disc rotates, the feeding port at the lower end of a corresponding collecting cylinder can be butted with the discharging port in the circumferential rotation process, so that the sampled soil can be conveyed into the feeding port from the discharging port; the automatic closing mechanism can automatically close the feeding port to prevent the sampled soil from being polluted or falling off after sampling is finished and the collecting cylinder is taken down, so that the sampled soil can be conveniently detected at the later stage; after sampling is finished, the transmission packing auger rotates reversely, so that residual samples in the sampling cylinder can be output from the lower end of the sampling cylinder, and other sampling operations can be performed in the later period.
Preferably, the lifting device comprises a spring telescopic upper arm hinged to the lower end of the sampling vehicle body and corresponding to the front end and the rear end of the crawler type advancing module, a spring telescopic lower arm is hinged to the end of the spring telescopic upper arm, the lower end of the spring telescopic lower arm is hinged to the installation position of the crawler type advancing module, a telescopic hydraulic cylinder is hinged to the lower end of the sampling vehicle body, and the telescopic end of the telescopic hydraulic cylinder is hinged to the spring telescopic lower arm.
Preferably, sampling automobile body top is equipped with collecting platform, the sampling cylinder upper end is fixed on collecting platform, be equipped with the hydraulic cylinder that drives collecting platform and reciprocate between collecting platform and the sampling automobile body upper end, still be equipped with on the collecting platform and be used for the drive to rotate collecting tray circumferential direction's motor drive module.
Preferably, the automatic closing mechanism comprises a plurality of blocking pieces which are arranged in a fan shape, the arc-shaped edges of the blocking pieces are hinged to the inner wall of the feeding port through a rotating shaft, a torsion spring is sleeved on the rotating shaft, each blocking piece automatically closes the feeding port under the torsion action of the torsion spring, and the blocking pieces can rotate towards the inner collecting barrel after overcoming the elasticity of the torsion spring to enable the feeding port to be opened.
Preferably, the upper end of the collecting cylinder is provided with a sampling port, and the sampling port is screwed with an opening cover.
Preferably, the collection platform still is equipped with the storage and collects the frame with the relative one side of rotation collecting tray, be equipped with the holding tank on the storage and collect the frame, the collection section of thick bamboo that stores the sample is pegged graft on the holding tank with sample connection mode down.
Preferably, the lower end of the collecting platform is provided with a displacement sensor for detecting the distance between the collecting platform and the sampling vehicle body.
Preferably, the sampling vehicle body is provided with a mounting port for slidably mounting the sampling cylinder, and a linear bearing in sliding fit with the sampling cylinder is fixed in the mounting port.
Preferably, the anti-loosening positioning mechanism comprises a fixing plate fixed at the lower end of the supporting part, an anti-slip layer is attached to the lower surface of the fixing plate, and a plurality of positioning clamping jaws are further arranged on the lower surface of the fixing plate.
Preferably, a distance sensor for detecting the height of the support part from the ground is arranged at the lower end of the support part.
The invention has the beneficial effects that:
1. the soil sampling detection device is provided with a sampling vehicle body, the sampling vehicle body realizes the traveling and transfer of the whole device through a crawler-type traveling module, and when the sampling vehicle body needs to be moved to a corresponding soil sampling area, a lifting device ascends so as to be convenient for rapidly transferring the whole sampling vehicle body; after the sampling automobile body removed corresponding sampling region, elevating gear descends and makes the supporting part support whole sampling detection device, and locking positioning mechanism who is located the supporting part lower extreme can play locking and positioning action, ensures the stability of device, can avoid taking place to rock and skew in soil sampling process.
2. When the sampling automobile body carries out soil sampling, can realize sampling soil sampling and storage automatically in succession, can prevent that sampling soil from receiving the pollution or dropping, be favorable to the later stage to carry out soil property detection operation, satisfied the needs of sampling to specific area's soil at the sampling in-process, improved soil property sampling device's practicality.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a structural diagram of a soil texture detecting and sampling device according to an embodiment of the present invention.
Description of the drawings: the device comprises a sampling vehicle body 100, a supporting part 110, a sampling cylinder 200, a collecting end 210, a discharge hole 221, a transmission auger 300, a sampling drill 400, a sampling driving module 500, a rotary collecting disc 600, a collecting cylinder 700, a baffle 710, an opening cover 720, a crawler type advancing module 800, a spring telescopic upper arm 900, a spring telescopic lower arm 1000, a telescopic hydraulic cylinder 1100, a collecting platform 1200, a motor driving module 1300, a storage collecting frame 1400, a fixing plate 1500, a positioning claw 1600, a distance sensor 1700, a linear bearing 1800 and a lifting hydraulic cylinder 1900.
Detailed Description
Here, it is to be noted that the functions, methods, and the like related to the present invention are only conventional adaptive applications of the prior art. Therefore, the present invention is an improvement of the prior art, which is substantially in the connection relationship between hardware, and not in the functions and methods themselves, that is, the present invention relates to a point of functions and methods, but does not include the improvements proposed in the functions and methods themselves. The description of the present invention as to functions and methods is provided for better illustration and understanding of the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
Referring to fig. 1, the soil quality detecting and sampling device provided in this embodiment includes a sampling vehicle body 100 and a sampling assembly; this soil property sampling detection device can carry out high-efficient soil sampling processing operation to specific area to improve soil sampling detection efficiency. The sampling vehicle body 100 is provided with a front end and a rear end, wherein the front end and the rear end of the sampling vehicle body 100 are provided with support parts 110 extending downwards, and the lower ends of the support parts 110 are provided with anti-loosening positioning mechanisms; the crawler-type traveling modules 800 are further arranged on the two sides of the sampling vehicle body 100 in the longitudinal direction, the crawler-type traveling modules 800 are mounted on the two sides of the sampling vehicle body 100 in the longitudinal direction through lifting devices, and the lifting devices can drive the sampling vehicle body 100 to vertically move so that the supporting part 110 is in contact with or separated from a traveling surface; in this way, the sampling vehicle body 100 realizes the traveling and transfer of the whole device through the crawler-type traveling module 800, the crawler-type traveling module 800 is specifically installed at the lower end of the sampling vehicle body 100 through the lifting device, and when the sampling vehicle body 100 needs to be moved to a corresponding soil sampling area, the lifting device is lifted to separate the supporting part 110 of the sampling vehicle body 100 from the traveling surface, so that the whole sampling vehicle body 100 is conveniently and quickly transferred; after the sampling vehicle body 100 moves to a corresponding sampling area, the lifting device can descend to enable the supporting part 110 to support the whole sampling detection device, and the anti-loosening positioning mechanism positioned at the lower end of the supporting part 110 can play anti-loosening and positioning roles, so that the stability of the device is ensured, and shaking and deviation in the soil sampling process are avoided.
As described above, the lifting device is used to control the lifting and lowering of the sampling vehicle body 100, thereby facilitating the transfer of the loading device or the sampling operation; the lifting device provided in this embodiment includes a spring telescopic upper arm 900 hinged to the lower end of the sampling vehicle body 100 and corresponding to the front end and the rear end of the crawler travel module 800, a spring telescopic lower arm 1000 is further hinged to the end of the spring telescopic upper arm 900, the lower end of the spring telescopic lower arm 1000 is hinged to the installation position of the crawler travel module 800, a telescopic hydraulic cylinder 1100 is further hinged to the lower end of the sampling vehicle body 100, and the telescopic end of the telescopic hydraulic cylinder 1100 is hinged to the spring telescopic lower arm. In this way, the crawler travel module 800 can be connected to the sampling vehicle body 100 through the upper spring arm 900 and the lower spring arm 1000, the overall height of the sampling vehicle body 100 can be changed when the upper spring arm 900 and the lower spring arm 1000 rotate relatively, and the included angle between the upper spring arm 900 and the lower spring arm 1000 can be changed through the telescopic control of the telescopic hydraulic cylinder 1100. In practical application, the hydraulic cylinder can be controlled to stretch and retract through the control module; in order to prevent the support 110 from colliding with the ground during the traveling of the sampling car body 100 by avoiding the contact between the support 110 and the ground, the present embodiment is provided with a distance sensor 1700 for detecting the height of the support 110 from the ground at the lower end of the support 110. In this way, the distance between the supporting portion 110 and the ground can be detected by the distance sensor 1700, so that the lifting height of the lifting device can be controlled conveniently, and the influence of the supporting portion 110 on the transfer of the sampling vehicle body 100 in the new process can be avoided. In practical application, the crawler-type advancing module 800 can select a motor or a gasoline engine as a power source, and the adaptability of the whole device to the terrain can be improved by adopting a crawler-type advancing mode, so that soil sampling operation can be conveniently carried out in different areas; compared with the mode that hoisting or transporting equipment is adopted to convey the sampling equipment to the sampling area in the prior art, the method has higher convenience.
As shown in fig. 1, in addition, when a sampling operation is performed, the lifting device descends to enable the supporting portion 110 of the sampling vehicle body 100 to contact with the ground, and after the supporting portion 110 contacts with the ground, the anti-loosening positioning mechanism plays a role in preventing the sampling vehicle body 100 from shaking. Like this, the fixed plate 1500 can increase the area of contact of sampling automobile body 100 with ground, increases the static friction with ground under the effect of skid resistant course, and each location jack catch 1600 can block in the below ground, improves the stability of sampling automobile body 100, is favorable to accomplishing the sampling operation fast.
As shown in fig. 1, after a sampling vehicle body 100 is transferred to a sampling area, soil sampling operation needs to be completed through a sampling assembly, the sampling assembly provided in this embodiment includes a sampling cylinder 200, a transmission auger 300 and a plurality of collecting cylinders 700, which are vertically arranged, the lower end and the upper end of the sampling cylinder 200 are respectively provided with a sampling end and a collecting end 210, the upper end surface of the collecting end 210 is provided with a discharge port 221, the transmission auger 300 is arranged in the sampling cylinder 200, the lower end of the transmission auger 300 is fixed with a sampling drill 400, the upper end of the transmission auger 300 is in transmission connection with a sampling driving module 500 located above the collecting end 210, and the transmission auger 300 can output a sampling sample out of the discharge port 221 when rotating; each the collecting vessel 700 lower extreme is equipped with the pan feeding mouth, the pan feeding mouth articulates there is the self-sealing mechanism, each collecting vessel 700 detachably encircles and arranges on the rotation catch tray 600 periphery that is located sampling automobile body 100 top, can make the pan feeding mouth and the discharge gate 221 butt joint of a corresponding collecting vessel 700 lower extreme when rotating catch tray 600 rotates circumferential direction. Therefore, when the sampling vehicle body 100 is used for sampling soil, the transmission auger 300 rotates in the circumferential direction under the driving action of the sampling driving module 500, and after the sampling drill 400 breaks the soil, the soil is lifted to the collection end 210 through the transmission auger 300; when the rotary collecting disc 600 rotates, the feeding port at the lower end of the corresponding collecting cylinder 700 can be butted with the discharging port 221 in the circumferential rotation process, so that the sampled soil can be conveyed into the feeding port from the discharging port 221; the automatic closing mechanism can automatically close the feeding port of the collecting barrel 700 to prevent the sampled soil from being polluted or falling off after sampling is finished and the collecting and storing of the sampled soil are realized, and the automatic closing mechanism is arranged in the feeding port to facilitate later detection after sampling is finished and the collecting barrel 700 is taken down; after sampling is finished, the transmission auger 300 rotates reversely, so that the residual sample in the sampling cylinder 200 can be output from the lower end of the sampling cylinder 200, and other sampling operations can be performed at a later stage.
As shown in fig. 1, in the actual sampling process, the collecting end of the lower end of the sampling cylinder 200 needs to be abutted against the ground to prevent the sampling cylinder 200 from deviating, a collecting platform 1200 is arranged above the sampling vehicle body 100 in the embodiment, the upper end of the sampling cylinder 200 is fixed on the collecting platform 1200, a lifting hydraulic cylinder 1900 for driving the collecting platform 1200 to move up and down is arranged between the collecting platform 1200 and the upper end of the sampling vehicle body 100, and a motor driving module 1300 for driving the rotating collecting disc 600 to rotate circumferentially is further arranged on the collecting platform 1200. Like this, collecting platform 1200 can drive whole collection section of thick bamboo and reciprocate, makes collection section of thick bamboo lower extreme can support and lean on ground, and sampling cartridge 200 should reduce its frictional force that goes up and down when going up and down, and this embodiment is equipped with the installing port of slidable mounting sampling cartridge 200 on sampling automobile body 100, and the installing port internal fixation has the linear bearing 1800 with sampling cartridge 200 sliding fit. In addition, in order to facilitate the detection of the sampling depth, the displacement sensor for detecting the distance between the sampling platform and the sampling vehicle body 100 is arranged at the lower end of the sampling platform in the embodiment, and the displacement distance detected by the displacement sensor is the falling depth of the sampling end of the sampling cylinder 200, so that the sampling depth can be conveniently controlled. The motor driving module 1300 located on the collecting platform 1200 can drive the rotating collecting tray 600 to rotate in sequence, so that the feeding port of the corresponding collecting cylinder 700 can be butted with the discharging port 221; the motor driving module 1300 may be not only a motor module, but also a motor module, so as to precisely control the rotation amplitude of the rotating collecting tray 600.
As described above, after the collecting cylinder 700 finishes collecting soil, the material inlet is sealed by the automatic sealing mechanism, the automatic sealing mechanism provided in this embodiment includes a plurality of blocking pieces 710 arranged in a fan shape, the arc-shaped edges of the blocking pieces 710 are hinged to the inner wall of the material inlet through a rotating shaft, a torsion spring is sleeved on the rotating shaft, each blocking piece 710 automatically closes the material inlet under the torsion action of the torsion spring, and the blocking pieces 710 can rotate towards the inner collecting cylinder 700 after overcoming the elasticity of the torsion spring to open the material inlet. Like this, transmission auger 300 is at the transmission soil in-process, and soil pressurized forces each separation blade 710 to inwards rotate and makes the pan feeding mouth open, accomplishes soil and collects the back, and separation blade 710 can be under the spring action self-closing pan feeding mouth, and for the convenience takes out the soil sample at testing process, this embodiment is equipped with the sample connection in the upper end of collecting vessel 700, and the sample connection has connect soon and has opened lid 720. Thus, the sample is removed from the sampling port by hanging open cap 720 interface. This embodiment still is equipped with the storage and collects frame 1400 in collection platform 1200 and the relative one side of rotation collecting tray 600, be equipped with the holding tank on the storage and collect frame 1400, like this, the collection cylinder 700 that stores the sample is pegged graft on the holding tank with sample connection mode down, makes things convenient for the sample to preserve, avoids the sample to drop from collection cylinder 700.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. The utility model provides a soil quality testing sampling device which characterized in that: comprises that
The sampling trolley comprises a sampling trolley body (100), wherein the front end and the rear end of the sampling trolley body (100) are provided with support parts (110) extending downwards, and the lower end of each support part (110) is provided with an anti-loosening positioning mechanism; the crawler-type traveling modules (800) are further arranged on the two sides of the sampling vehicle body (100) in the longitudinal direction, the crawler-type traveling modules (800) are mounted on the two sides of the sampling vehicle body (100) in the longitudinal direction through lifting devices, and the lifting devices can drive the sampling vehicle body (100) to vertically move so that the supporting part (110) is in contact with or separated from a traveling surface;
the sampling assembly comprises a sampling cylinder (200), a transmission packing auger (300) and a plurality of collecting cylinders (700) which are vertically arranged, wherein the lower end and the upper end of the sampling cylinder (200) are respectively provided with a sampling end and a collecting end (210), the upper end face of the collecting end (210) is provided with a discharge hole (221), the transmission packing auger (300) is arranged in the sampling cylinder (200), the lower end of the transmission packing auger (300) is fixedly provided with a sampling drill bit (400), the upper end of the transmission packing auger (300) is in transmission connection with a sampling driving module (500) which is positioned above the collecting end (210), and the transmission packing auger (300) can output a sampling sample to the discharge hole (221) when rotating; each collecting vessel (700) lower extreme is equipped with the pan feeding mouth, the pan feeding mouth articulates there is automatic closing mechanism, each collecting vessel (700) detachably encircles and arranges on rotation catch tray (600) periphery that is located sampling automobile body (100) top, can make the pan feeding mouth and discharge gate (221) butt joint of a corresponding collecting vessel (700) lower extreme when rotating catch tray (600) rotation during circumferential direction.
2. The soil property detection sampling device according to claim 1, wherein:
the lifting device comprises a spring telescopic upper arm (900) hinged to the front end and the rear end of the crawler type advancing module (800) corresponding to the lower end of the sampling vehicle body (100), a spring telescopic lower arm (1000) is hinged to the end of the spring telescopic upper arm (900), the lower end of the spring telescopic lower arm (1000) is hinged to the installation position of the crawler type advancing module (800), a telescopic hydraulic cylinder (1100) is hinged to the lower end of the sampling vehicle body (100), and the telescopic end of the telescopic hydraulic cylinder (1100) is hinged to the spring telescopic lower arm (1000).
3. The soil property detection sampling device according to claim 1, wherein: sampling automobile body (100) top is equipped with collection platform (1200), cartridge (200) upper end is fixed on collection platform (1200), be equipped with between collection platform (1200) and sampling automobile body (100) upper end drive collection platform (1200) hydraulic cylinder (1900) that reciprocates, still be equipped with on collection platform (1200) and be used for the drive to rotate catch tray (600) circumferential direction's motor drive module (1300).
4. The soil property detection sampling device according to claim 3, wherein: the upper end of the collecting cylinder (700) is provided with a sampling port, and the sampling port is screwed with an opening cover (720).
5. The soil property detection sampling device according to claim 4, wherein: collect platform (1200) and rotate collection tray (600) relative one side and still be equipped with storage collection frame (1400), be equipped with the holding tank on storage collection frame (1400), the collection cylinder (700) of storage soil sample is pegged graft on the holding tank with sample connection mode down.
6. The soil property detection sampling device according to claim 6, wherein: the lower end of the collecting platform (1200) is provided with a displacement sensor for detecting the distance between the collecting platform (1200) and the sampling vehicle body (100).
7. The soil property detection sampling device according to claim 1, wherein: the automatic closing mechanism comprises a plurality of blocking pieces (710) which are arranged in a fan shape, the arc-shaped edges of the blocking pieces (710) are hinged to the inner wall of the feeding port through rotating shafts, torsion springs are sleeved on the rotating shafts, the blocking pieces (710) automatically close the feeding port under the torsion action of the torsion springs, and the blocking pieces (710) can rotate towards the inner collecting barrel (700) to open the feeding port after the elasticity of the torsion springs is overcome.
8. The soil property detection sampling device according to claim 1, wherein: the sampling trolley is characterized in that a mounting opening for slidably mounting the sampling cylinder (200) is formed in the sampling trolley body (100), and a linear bearing (1800) in sliding fit with the sampling cylinder (200) is fixed in the mounting opening.
9. The soil property detection sampling device according to claim 1, wherein: locking positioning mechanism is including fixing fixed plate (1500) at supporting part (110) lower extreme, the laminating of fixed plate (1500) lower surface has the skid resistant course, fixed plate (1500) lower surface still is equipped with a plurality of location jack catchs (1600).
10. The soil property detection sampling device according to claim 1, wherein: and a distance sensor (1700) for detecting the ground clearance of the supporting part (110) is arranged at the lower end of the supporting part (110).
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| CN202011539577.1A CN112747955A (en) | 2020-12-23 | 2020-12-23 | Soil quality detection sampling device |
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| CN117309477A (en) * | 2023-11-30 | 2023-12-29 | 南通理工学院 | Soft soil sample sampling device |
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|---|---|---|---|---|
| CN113774885A (en) * | 2021-10-25 | 2021-12-10 | 余娜 | Highway engineering construction sampling device |
| CN117309477A (en) * | 2023-11-30 | 2023-12-29 | 南通理工学院 | Soft soil sample sampling device |
| CN117309477B (en) * | 2023-11-30 | 2024-02-23 | 南通理工学院 | Soft soil sample sampling device |
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