CN113358401A - Undisturbed soil sampling device - Google Patents
Undisturbed soil sampling device Download PDFInfo
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- CN113358401A CN113358401A CN202110619342.1A CN202110619342A CN113358401A CN 113358401 A CN113358401 A CN 113358401A CN 202110619342 A CN202110619342 A CN 202110619342A CN 113358401 A CN113358401 A CN 113358401A
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- cutting ring
- connecting rod
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- driving
- soil sampling
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- 238000005527 soil sampling Methods 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000005070 sampling Methods 0.000 claims description 46
- 239000002689 soil Substances 0.000 abstract description 24
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 238000005553 drilling Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Classifications
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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
-
- 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
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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)
Abstract
The invention discloses an undisturbed soil sampling device, and belongs to the field of soil detection devices. It includes: the device comprises a shell, wherein a first through hole is formed in the vertical side wall of the shell; the cutting ring assembly is arranged in the shell and extends into or out of the shell along the first through hole under the driving of the driving mechanism. The invention solves the problems of large workload and low efficiency when the existing cutting ring soil sampling device is adopted to perform soil sampling work.
Description
Technical Field
The invention relates to the field of soil detection, in particular to an undisturbed soil sampling device.
Background
Soil volume weight refers to the weight of soil per unit volume without the natural structure of the soil being destroyed. The volume weight of the soil is related to the texture, structure, organic matter content, soil compactness, farming measures and the like of the soil. The soil volume weight is not only used for identifying the compactness of arrangement among soil particles, but also is necessary data for calculating the porosity and air content of soil. The soil volume weight is measured by a guillotine method, a wax seal method, a mercury discharge method, and the like, and the guillotine method is one of the commonly used methods.
During the operation of conventional cutting ring borrows soil, at first need the manual work to dig out the soil pit that a degree of depth accords with the operation of borrowing the degree of depth and can hold down the operation of squatting alone, the cutting edge of cutting ring during the sample is down, and the cutting ring is covered with specialized tool for the mouth of a river, hits specialized tool with the hammer and makes the cutting ring move to soil, dig the cutting ring soil all around with the shovel after reaching the required degree of depth, takes off the cutting ring and accomplishes the operation of borrowing soil. The operation of this process is very inconvenient, and the cutting ring needs manual control when exerting pressure to the soil layer, hardly guarantees the straightness of application of force and the stationarity of application of force process, and the effect of sample is influenced by the human factor more, and is not stable enough, and this operation mode needs many people to cooperate and the cooperation just can accomplish simultaneously, and the operation amount of labour that digs is big, and efficiency is lower.
Disclosure of Invention
The invention aims to solve the technical problem that the prior cutting ring soil sampling device has large workload and low efficiency when used for sampling soil.
In order to solve the technical problems, the invention provides the following technical scheme:
an undisturbed soil sampling device, comprising: the device comprises a shell, wherein a first through hole is formed in the vertical side wall of the shell; the cutting ring assembly is arranged in the shell and extends into or out of the shell along the first through hole under the driving of the driving mechanism.
In some embodiments of the invention, the drive mechanism comprises: the first connecting rod is fixed on the cutting ring component; the second connecting rod is hinged with the first connecting rod; the first sliding block is connected to the shell in a sliding mode, a first slide way extending along the horizontal direction is arranged on the first sliding block, and the end portion, far away from the first connecting rod, of the second connecting rod is connected to the first slide way in a sliding mode; the second sliding block is fixedly connected to the shell, a second slide way extending in the vertical direction is arranged on the second sliding block, and the hinged ends of the first connecting rod and the second connecting rod are connected to the second slide way in a sliding mode; the first driving rod extends out of the upper wall of the shell and moves along the vertical direction, and the lower end of the first driving rod is connected with the first sliding block; the first driving rod drives the first sliding block to slide along the upper direction and the lower direction of the shell, the second connecting rod slides along the first slide way and drives the first connecting rod and the hinged end of the second connecting rod to slide along the second slide way, and the first connecting rod pushes the cutting ring assembly to stretch into or stretch out of the shell along the first through hole.
In some embodiments of the present invention, the cutting ring assembly is driven by two driving mechanisms, and the first connecting rod, the second connecting rod and the first sliding block of the two driving mechanisms are respectively located at upper and lower sides of the cutting ring assembly; the second sliding blocks of the two driving mechanisms are connected or integrally formed, and the first driving rods of the two driving mechanisms are arranged in parallel.
In some embodiments of the present invention, the driving mechanism further includes a handle, a driving gear is disposed on the handle, a transmission gear segment engaged with the driving gear is disposed on the first driving rod, and the handle is rotated to move the first driving rod in a vertical direction.
In some embodiments of the present invention, a sliding limiting part is disposed inside the housing, and the sliding limiting part is located on the upper side and the lower side of the cutting ring assembly and is used for limiting the sliding direction of the cutting ring assembly.
In some embodiments of the invention, the cutting ring assembly comprises: the cutting ring sampling piece is in a cylindrical shape with an opening at one end, and a cutting edge is arranged at the opening side of the cutting ring sampling piece; the cutting ring connecting piece is used for connecting the cutting ring sampling piece with the driving mechanism, a clamping groove is formed in the cutting ring sampling piece, and the cutting ring sampling piece is clamped on the clamping groove.
In some embodiments of the present invention, the cutting ring sampling member is formed by detachably connecting a cutting edge section, a cylinder body section and a cylinder bottom section in sequence.
In some embodiments of the present invention, an annular groove is circumferentially disposed on the cylinder bottom section of the cutting ring sampling member, an annular edge is formed between the annular groove and the bottom end surface, and the annular edge is inserted into the clamping groove of the cutting ring connecting member.
In some embodiments of the present invention, the casing is a square casing, at least two vertical side walls of the casing are provided with a plurality of second through holes arranged at intervals, and the casing is fixed at the hole of the drilled hole by a fixing rod penetrating through the second through holes.
In some embodiments of the present invention, the first driving rod is provided with a plurality of scale marks on a portion located outside the housing, and the scale marks are used for representing position information of the extension or retraction of the cutting ring assembly.
Compared with the prior art, the technical scheme of the invention has the following technical effects:
in the undisturbed soil sampling device provided by the invention, the cutting ring assembly positioned in the shell penetrates out along the first through hole on the side wall of the shell under the driving of the driving device, so that the soil sampling in the horizontal direction is realized, the sampling device can realize the sampling without drilling holes with larger diameter, and the sampling workload is reduced; simultaneously, the cutting ring subassembly is fixed with the size of casing roof, can set up the position of casing according to the sample depth of requirement, and convenient sample, the operation convenience is better.
Drawings
The objects and advantages of the present invention will be understood by the following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of an embodiment of an undisturbed soil sampling apparatus of the present invention;
FIG. 2 is another schematic structural diagram of an undisturbed soil sampling apparatus in accordance with one embodiment of the present invention;
FIG. 3 is another schematic structural diagram of an undisturbed soil sampling apparatus in accordance with one embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first driving rod and a first sliding block in an embodiment of the undisturbed soil sampling device of the invention;
FIG. 5 is a schematic structural diagram of a first connecting rod and a second connecting rod in an embodiment of the undisturbed soil sampling apparatus of the present invention;
FIG. 6 is a schematic structural view of a handle of an embodiment of the undisturbed soil sampling apparatus of the present invention;
FIG. 7 is an exploded view of a reamer assembly in one embodiment of the undisturbed soil sampling apparatus of the present invention;
fig. 8 is an assembly view of a reamer assembly in an embodiment of the undisturbed soil sampling device of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Fig. 1-3 show an embodiment of the undisturbed soil sampling device of the present invention for insertion into a borehole to remove soil from the sidewall of the borehole. The soil sample extracting device comprises a shell 10, a cutting ring component 20 and a driving mechanism 30, wherein the cutting ring component 20 and the driving mechanism 30 are located in the shell 10, a first through hole 10a is formed in the vertical side wall of the shell 10, the cutting ring component 20 is installed in the area of the first through hole 10a of the shell 10, and under the driving of the driving mechanism 30, the cutting ring component extends out of the shell 10 along the first through hole 10a and is inserted into soil of the side wall of a drill hole to extract a soil sample.
In the undisturbed soil sampling device, the cutting ring assembly 20 positioned in the shell 10 penetrates out along the first through hole 10a on the side wall of the shell 10 under the driving of the driving device, so that soil sampling in the horizontal direction is realized, the sampling device can realize sampling without drilling holes with large diameter, and the sampling workload is reduced; meanwhile, the size of the top wall of the ring cutter assembly 20 and the top wall of the shell 10 is fixed, the position of the shell 10 can be set according to the required sampling depth, sampling is convenient, and operation convenience is good.
Specifically, as shown in fig. 2 to 5, the driving mechanism 30 includes: the first connecting rod 31 and the second connecting rod 32 are hinged, the first sliding block 33 and the second sliding block 34 are matched with the first connecting rod and the second connecting rod, and the first driving rod 35 drives the first sliding block 33 to slide; wherein the first connecting rod 31 is fixed on the cutting ring assembly 20; the first sliding block 33 is slidably connected to the housing 10, the second sliding block 34 is fixedly connected to the housing 10, a first slide 331 extending in the horizontal direction is arranged on the first sliding block 33, and the end of the second connecting rod 32 far away from the first connecting rod 31 is slidably connected to the first slide 331; a second slide 341 extending in the vertical direction is arranged on the second slide block 34, and the hinged ends of the first connecting rod 31 and the second connecting rod 32 are slidably connected to the second slide 341; the first driving rod 35 extends out of the upper wall of the housing 10 and moves in the vertical direction, and the lower end of the first driving rod 35 is connected to the first slider 33.
When the first driving rod 35 drives the first sliding block 33 to slide along the up-down direction of the housing 10, the second connecting rod 32 slides along the first sliding way 331, and drives the first connecting rod 31 and the hinged end of the second connecting rod 32 to slide along the second sliding way 341, and the first connecting rod 31 pushes the cutting ring assembly 20 to extend into or out of the housing 10 along the first through hole 10 a.
Specifically, the first slide 331 is a linear slide slot disposed on the first slide 33 and extending in the horizontal direction; a first sliding shaft 321 is arranged at the end part of the second connecting rod 32 far away from the first connecting rod 31, and the first sliding shaft 321 is inserted into the first slide 331; the second sliding way 341 is a linear sliding groove arranged on the second sliding block 34 and extending along the vertical direction; the first link 31 and the second link 32 are hinged by a hinge shaft 38, and the end of the hinge shaft 38 is located in the second slideway 341.
In order to stably slide the cutting ring assembly 20 in or out along the first through hole 10a, the cutting ring assembly 20 is driven by the two driving mechanisms 30, and the first connecting rod 31, the second connecting rod 32 and the first sliding block 33 of the two driving mechanisms 30 are respectively located at the upper side and the lower side of the cutting ring assembly 20; the second sliding blocks 34 of the two driving mechanisms 30 are connected or integrally formed, and the first driving rods 35 of the two driving mechanisms 30 are arranged in parallel with each other.
When soil sampling is performed, the first driving rod 35 located on the upper side of the cutting ring assembly 20 drives the first slider 33 to move downwards, the first driving rod 35 located on the lower side of the cutting ring assembly 20 drives the first slider 33 to move upwards, the hinged end of the first connecting rod 31 and the hinged end of the second connecting rod 32 located on the upper side of the cutting ring assembly 20 move downwards, the hinged end of the first connecting rod 31 and the hinged end of the second connecting rod 32 located on the lower side of the cutting ring assembly 20 move upwards, and the first connecting rod 31 located on the upper side of the cutting ring assembly 20 and the lower side of the cutting ring assembly 20 apply an acting force towards the outer side of the housing 10 along the horizontal direction to the cutting ring assembly 20, so that the cutting ring assembly 20 is pushed out. After sampling, the first driving rod 35 located on the upper side of the cutting ring assembly 20 drives the first slider 33 to move upward, the first driving rod 35 located on the lower side of the cutting ring assembly 20 drives the first slider 33 to move downward, the hinged ends of the first connecting rod 31 and the second connecting rod 32 located on the upper side of the cutting ring assembly 20 move upward, the hinged ends of the first connecting rod 31 and the second connecting rod 32 located on the lower side of the cutting ring assembly 20 move downward, and the first connecting rod 31 located on the upper side of the cutting ring assembly 20 and the lower side of the cutting ring assembly 20 apply a force to the cutting ring assembly 20 in the horizontal direction toward the inner side of the housing 10, so that the cutting ring assembly 20 is retracted into the housing 10.
Specifically, the manner of driving the first driving lever 35 to move up and down is not exclusive; in one embodiment, as shown in fig. 6, the driving mechanism 30 further includes a handle 36, a driving gear 361 is disposed on the handle 36, a transmission gear segment 351 engaged with the driving gear 361 is disposed on the first driving rod 35, and the handle 36 is rotated to move the first driving rod 35 in the vertical direction. More specifically, the driving gear 361 is located between the two first driving rods 35, and when the handle 36 is rotated, the driving gear 361 can simultaneously drive the two first driving rods 35 to move. The mode that the handle 36 drives the first driving rod 35 to move is adopted, so that the sampling process of the sampling device is convenient to operate and reliable in work.
Specifically, as shown in fig. 7 and 8, the cutting ring assembly 20 includes: a cutting ring sampling member 21 for sampling and a cutting ring connecting member 22 for connecting the cutting ring sampling member 21 to the driving mechanism 30. The cutting ring sampling piece 21 is in a cylindrical shape with an opening at one end, and a cutting edge is arranged on the opening side of the cutting ring sampling piece 21; a clamping groove 221 is formed in the cutting ring connecting piece 22, and the cutting ring sampling piece 21 is clamped on the clamping groove 221.
Specifically, a first shaft seat 222 is arranged on an end surface of one side of the cutting ring connecting piece 22 away from the cutting ring sampling piece 21, and a second shaft seat 311 is arranged on an end part of the first connecting rod 31 away from the second connecting rod 32; the cutting ring connecting piece 22 is connected with the first connecting rod 31 through a pin shaft inserted between the first shaft base 222 and the second shaft base 311.
Specifically, the cutting ring sampling piece 21 can be manufactured by three parts, including a cutting edge section 21a, a cylinder main body section 21b and a cylinder bottom section 21c, which are sequentially detachably connected by internal and external threads; the three sections of the cutting ring sampling pieces 21 which are detachably connected can ensure that the cylinder main body section 21b can be filled with soil samples during sampling, and the blade sections 21a and the cylinder bottom section 21c which are positioned at two sides of the cylinder main body section 21b are detached during subsequent experiments, so that the sampling volume consistency of the sampling device can be ensured.
Specifically, the cylinder bottom section 21c of the cutting ring sampling piece 21 is circumferentially provided with an annular groove, an annular edge 21c1 is formed between the annular groove and the bottom end surface, and the annular edge 21c1 is inserted into the clamping groove 221 of the cutting ring connecting piece 22. More specifically, the cutting ring connecting piece 22 is formed into a plate body and comprises a semicircular plate section and a rectangular plate section, the side surface of the imaginary connecting piece perpendicular to the plate surface direction is provided with the clamping groove 221, the annular edge 21c1 of the cutting ring sampling piece 21 is inserted into the clamping groove 221 of the rectangular plate section of the cutting ring connecting piece 22 and slides into the clamping groove 221 of the semicircular plate section, so that the cutting ring sampling piece 21 and the cutting ring connecting piece 22 are fixedly inserted; when the cutting ring sampling piece 21 is disassembled, the cutting ring sampling piece 21 slides out of the cutting ring connecting piece 22 along the clamping groove 221. Both are convenient to disassemble and assemble.
Specifically, as shown in fig. 3 and 8, in order to avoid the shaking of the cutting ring assembly 20 during the movement, a sliding limiting part 11 is disposed inside the housing 10, and the sliding limiting part 11 is located at the upper side and the lower side of the cutting ring assembly 20 and is used for limiting the sliding direction of the cutting ring assembly 20. More specifically, the sliding limiting part 11 is a rod body stretching between two end surfaces of the casing 10, sliding sleeves 223 are respectively formed on the upper side and the lower side of the cutting ring connector 22, the sliding sleeves 223 are sleeved on the rod body, and the cutting ring connector 22 slides along the horizontal direction under the limitation of the sliding limiting part 11.
Specifically, casing 10 is square casing, set up a plurality of interval arrangement's second through-hole 10b on two at least vertical lateral walls of casing 10, more specifically, second through-hole 10b sets up just a plurality of on the relative both sides wall of casing 10 second through-hole 10b is arranged along vertical direction equidistance, casing 10 will through wearing to locate second through-hole 10 b's dead lever casing 10 is fixed in the hole department of drilling. Meanwhile, the depth of the cutting ring assembly 20 in the drilled hole can be judged according to the installation position of the second through hole 10b, and the shell 10 can be replaced and installed in the drilled hole according to the soil sampling requirements of different heights.
Specifically, since the vertical movement position of the first driving rod 35 is related to the horizontal movement position of the cutting ring assembly 20, in order to enable an operator to better understand the position of the cutting ring assembly 20 in the drill hole, a plurality of scale marks are provided on the first driving rod 35 at the portion located outside the housing 10, and the scale marks are used for representing the position information of the extension or retraction of the cutting ring assembly 20.
Before adopting above-mentioned original state soil sampling device to carry out the soil sampling, at first need wait to get the position of native and carry out drilling processing, for this reason, at first chisels out the square hole that a degree of depth meets the requirements at appointed place with the shovel of making a hole, and in a specific implementation mode, the shovel of making a hole comprises stay tube and square tubular pipe. The supporting tube is composed of four sections which are connected together through screw threads and can be detached. The number of the supporting tubes is selected according to the depth required by drilling. After holing through the aforesaid shovel of making a hole and driling, then stretch into above-mentioned original state soil sampling device in the drilling, peg graft through the dead lever in the second through-hole 10b of casing 10 to the overlap joint can realize that this casing 10's installation is fixed in the drill way department of drilling, and rethread twist grip 36 can realize sampling device's sample, and this sampling device installation is fixed convenient and sample easy operation, and sampling efficiency is higher.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.
Claims (10)
1. The utility model provides an undisturbed soil sampling device which characterized in that, it includes:
the device comprises a shell, wherein a first through hole is formed in the vertical side wall of the shell;
the cutting ring assembly is arranged in the shell and extends into or out of the shell along the first through hole under the driving of the driving mechanism.
2. An undisturbed soil sampling apparatus as claimed in claim 1 wherein the drive mechanism includes:
the first connecting rod is fixed on the cutting ring component;
the second connecting rod is hinged with the first connecting rod;
the first sliding block is connected to the shell in a sliding mode, a first slide way extending along the horizontal direction is arranged on the first sliding block, and the end portion, far away from the first connecting rod, of the second connecting rod is connected to the first slide way in a sliding mode;
the second sliding block is fixedly connected to the shell, a second slide way extending in the vertical direction is arranged on the second sliding block, and the hinged ends of the first connecting rod and the second connecting rod are connected to the second slide way in a sliding mode;
the first driving rod extends out of the upper wall of the shell and moves along the vertical direction, and the lower end of the first driving rod is connected with the first sliding block;
the first driving rod drives the first sliding block to slide along the upper direction and the lower direction of the shell, the second connecting rod slides along the first slide way and drives the first connecting rod and the hinged end of the second connecting rod to slide along the second slide way, and the first connecting rod pushes the cutting ring assembly to stretch into or stretch out of the shell along the first through hole.
3. An undisturbed soil sampling device as claimed in claim 2 wherein the cutting ring assembly is driven by two said drive mechanisms, the first link, the second link and the first slide of the two said drive mechanisms being located on respective upper and lower sides of the cutting ring assembly; the second sliding blocks of the two driving mechanisms are connected or integrally formed, and the first driving rods of the two driving mechanisms are arranged in parallel.
4. An undisturbed soil sampling device as claimed in claim 2 or claim 3 wherein the drive mechanism further includes a handle, a drive gear is provided on the handle, a drive gear section is provided on the first drive rod which engages with the drive gear, and rotation of the handle causes the first drive rod to move in a vertical direction.
5. The undisturbed soil sampling device of claim 1 wherein the cutting ring assembly includes:
the cutting ring sampling piece is in a cylindrical shape with an opening at one end, and a cutting edge is arranged at the opening side of the cutting ring sampling piece;
the cutting ring connecting piece is used for connecting the cutting ring sampling piece with the driving mechanism, a clamping groove is formed in the cutting ring sampling piece, and the cutting ring sampling piece is clamped on the clamping groove.
6. An undisturbed soil sampling device as claimed in claim 5 wherein the cutting ring sampling member is formed by the sequential detachable connection of a cutting edge section, a main cylinder body section and a bottom cylinder section.
7. An undisturbed soil sampling device as claimed in claim 6 wherein the bottom section of the cutting ring sampling member is provided with an annular groove along the circumferential direction, an annular edge is formed between the annular groove and the bottom end face, and the annular edge is inserted into the slot of the cutting ring connecting member.
8. The undisturbed soil sampling device of claim 1 wherein a slide stop is provided within the housing, the slide stop being located on both sides of the cutter ring assembly for limiting the direction of sliding of the cutter ring assembly.
9. The undisturbed soil sampling device of claim 1 wherein the housing is a square housing, at least two vertical side walls of the housing are provided with a plurality of spaced second through holes, and the housing is fixed to the opening of the borehole by a fixing rod passing through the second through holes.
10. The undisturbed soil sampling device of claim 2 wherein said first drive rod includes a plurality of graduated markings on the portion of said first drive rod outside of said housing, said graduated markings being indicative of the position of extension or retraction of said cutting ring assembly.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110619342.1A CN113358401A (en) | 2021-06-03 | 2021-06-03 | Undisturbed soil sampling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110619342.1A CN113358401A (en) | 2021-06-03 | 2021-06-03 | Undisturbed soil sampling device |
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| CN113358401A true CN113358401A (en) | 2021-09-07 |
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| CN202110619342.1A Pending CN113358401A (en) | 2021-06-03 | 2021-06-03 | Undisturbed soil sampling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113917113A (en) * | 2021-10-18 | 2022-01-11 | 国能神东煤炭集团有限责任公司 | Intelligent soil water content time sequence monitoring device |
| CN117606852A (en) * | 2024-01-24 | 2024-02-27 | 晋州市坦途公路工程有限公司 | Ground sampling equipment for road survey |
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| CN210802968U (en) * | 2019-09-19 | 2020-06-19 | 灏淼环境科技(苏州)有限公司 | Soil detection is with clean device of fetching earth of being convenient for |
| CN211697040U (en) * | 2020-03-30 | 2020-10-16 | 昆明理工大学 | Continuous undisturbed sample geotome of well shallow layer cutting ring |
| CN111351682A (en) * | 2020-04-22 | 2020-06-30 | 吕梁学院 | Environment measuring sampling device |
| CN112444426A (en) * | 2020-11-11 | 2021-03-05 | 尹丽芳 | Soil sampling device for exploration |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113917113A (en) * | 2021-10-18 | 2022-01-11 | 国能神东煤炭集团有限责任公司 | Intelligent soil water content time sequence monitoring device |
| CN117606852A (en) * | 2024-01-24 | 2024-02-27 | 晋州市坦途公路工程有限公司 | Ground sampling equipment for road survey |
| CN117606852B (en) * | 2024-01-24 | 2024-04-02 | 晋州市坦途公路工程有限公司 | Ground sampling equipment for road survey |
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Application publication date: 20210907 |