CN110926855A - Device for quickly taking undisturbed soil - Google Patents
Device for quickly taking undisturbed soil Download PDFInfo
- Publication number
- CN110926855A CN110926855A CN201911134072.4A CN201911134072A CN110926855A CN 110926855 A CN110926855 A CN 110926855A CN 201911134072 A CN201911134072 A CN 201911134072A CN 110926855 A CN110926855 A CN 110926855A
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- arc
- soil
- shaped groove
- outer cylinder
- 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.)
- Pending
Links
Images
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
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention provides a rapid undisturbed soil sampling device which comprises a force application structure, a soil sampling cylinder structure and a cutting ring structure, wherein the soil sampling cylinder structure comprises an outer cylinder body and an inner cylinder body, the outer wall of the inner cylinder body is attached to the inner wall of the outer cylinder body, the cutting ring structure is arranged at the bottom of the soil sampling cylinder, and the inner diameter of the cutting ring structure is the same as that of the inner cylinder body; the lower part of the soil sampling cylinder is provided with an arc-shaped groove, and an arc-shaped cutting knife is arranged in the arc-shaped groove. The soil taking device can improve soil taking efficiency, can cut soil blocks at the lower part of the inner cylinder body through the cutter, and after cutting, the cutter also plays a role of supporting the bottom of original soil blocks at the upper part of the inner cylinder body, so that the original soil blocks in the inner cylinder body are prevented from falling off.
Description
Technical Field
The invention relates to the technical field of soil sampling, in particular to a device for quickly taking undisturbed soil.
Background
The undisturbed soil is a soil body with natural water content and a natural structure, and an undisturbed soil sample is a soil sample taken out of the undisturbed soil body and is mainly used for researching or detecting a soil profile structure and indexes such as volume weight, natural pore ratio, compression coefficient, shear strength and the like. At present, the conventional undisturbed soil sampling technology for exploration drilling, including impact type and press type, is adopted in the conventional undisturbed soil sampling method for soil geological exploration in China, the disturbance of the soil sampling method on soil is large, an undisturbed sample is difficult to obtain, and the detection accuracy of the obtained soil sample is low; and when the diameter of the soil to be sampled is larger or the water content of the soil sample is higher, in the process of sampling soil by using the soil sampler, the situation of soil sampling failure caused by reasons such as soil sample falling, disturbance caused when the bottom end of the soil sample collected in the soil sampler is separated from the stratum below and the like easily occurs.
Disclosure of Invention
The invention aims to solve the problems and provides a device for quickly sampling undisturbed soil.
In order to achieve the purpose, the invention provides the following technical scheme: a rapid undisturbed soil sampling device comprises a force application structure, a soil sampling cylinder structure and a cutting ring structure, wherein the soil sampling cylinder structure comprises an outer cylinder body and an inner cylinder body, the outer wall of the inner cylinder body is attached to the inner wall of the outer cylinder body, the cutting ring structure is arranged at the bottom of the soil sampling cylinder, and the inner diameter of the cutting ring structure is the same as that of the inner cylinder body; the lower part of the soil sampling cylinder is provided with an arc-shaped groove, the arc-shaped groove comprises an inner arc-shaped groove which penetrates through the side wall of the inner cylinder body and an outer arc-shaped groove which is arranged on the inner wall of the outer cylinder body, an arc-shaped cutting knife is arranged in the arc-shaped groove, one end of the cutting knife is connected with the outer arc-shaped groove through a rotating shaft, the cutting knife can be accommodated in the arc-shaped groove, the cutting edge part of the cutting knife does not protrude out of the inner cylinder body, the knife back of the cutting knife is provided with a magnet which is attracted with the back of the outer arc-shaped groove, the outer cylinder body is provided with a conical block placing hole, the conical block placing hole is intersected with the outer arc-shaped groove, a conical block is arranged in the conical block placing hole and is connected through a connecting rod, the outer cylinder body is also provided with a guide hole which penetrates through the top end of the outer cylinder body, the connecting rod is arranged in the guide hole, the lower end of the connecting rod is connected with the conical block, the upper end of the connecting rod extends out of the outer cylinder, and the upper end of the connecting rod is provided with threads and is connected with the connecting rod through an adjusting nut; the connecting rod is driven to move up and down by the adjusting nut, and when moving down, the connecting rod drives the conical block to move down and insert between the back of the cutter and the back of the outer arc-shaped groove, so that the cutter is pushed open inwards; the upper parts of the outer cylinder body and the inner cylinder body are respectively provided with a pin hole, and the outer cylinder body and the inner cylinder body are connected through a pluggable pin in the pin hole; the force application structure comprises a connecting cover connected with the upper part of the soil taking barrel, and the connecting cover is connected with a drill rod of the electric drill through a coupler; the electric drill setting on an electric drill mounting bracket, the electric drill mounting bracket include the adapter sleeve, the adapter sleeve be connected with the bracing piece, the other end of bracing piece be connected with the uide bushing, the uide bushing cover establish on the support column to can reciprocate on the support column, the bottom of support column be provided with and insert the claw, the claw of inserting be used for inserting ground.
As an improvement of the invention, the upper part of the inner cylinder body extends out of the outer cylinder body, and the connecting cover is fixed with the upper end of the inner cylinder body through a bolt and a nut.
As an improvement of the invention, a detachable structure is arranged between the cutting ring structure and the outer cylinder body.
As an improvement of the invention, the conical block placing hole extends downwards to penetrate through the lower end face of the outer cylinder body.
As a modification of the present invention, the diameter of the conical block placing hole is larger than that of the guide hole.
As a improvement of the invention, a spiral cutting groove is arranged on the outer circumferential surface of the outer cylinder body.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the invention, the electric drill is connected with the soil sampling cylinder structure and arranged on the electric drill mounting frame, so that the soil sampling efficiency can be improved, and the soil sampling cylinder can be ensured to vertically enter soil through the electric drill mounting frame, so that the soil sampling process is relatively easy;
the lower ends of the outer barrel body and the inner barrel body are provided with the arc grooves, the arc-shaped cutting knives are arranged in the arc grooves, after the soil taking barrel reaches the position, the conical blocks are driven to move through a connecting rod at the upper end of the soil taking barrel, the conical blocks are driven to move downwards to be inserted between the knife backs of the cutting knives and the back of the outer arc grooves, the cutting knives are pushed to the inner side, the cutting knives can be pushed to the soil blocks at the lower part of the inner barrel body of the soil taking barrel to cut the soil blocks, pins connected with the outer barrel body and the inner barrel body are pulled out at the moment, the electric drill drives the inner barrel body to rotate, the cutting of the soil blocks at the lower part of the inner barrel body can be completed, after the soil blocks are cut, the cutting knives also play a bottom supporting role on the soil blocks at the upper part of the inner barrel body, the soil blocks in the.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the soil taking mechanism of the present invention.
Fig. 3 is a sectional view taken along line a-a of fig. 2 according to the present invention.
Fig. 4 is a schematic structural view of the cutter knife reset of fig. 3 according to the present invention.
Fig. 5 is an enlarged view of the portion B of fig. 2 according to the present invention.
Fig. 6 is an enlarged view of the portion C of fig. 2 according to the present invention.
Detailed Description
The technical solutions provided by the present invention will be described in detail below with reference to specific examples, and it should be understood that the following specific embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to fig. 6, a quick sampling device of undisturbed soil, including application of force structure and with application of force structural connection's borrowing mechanism 1, borrowing mechanism 1 including borrowing a tub structure and cutting ring structure 106, borrowing a tub structure include outer barrel 110 and interior barrel 109, the outer wall of interior barrel 109 and the inner wall laminating of outer barrel 110, be provided with spiral helicine row cutting groove on the outer periphery of outer barrel. The cutting ring structure is arranged at the bottom of the soil sampling barrel, and the inner diameter of the cutting ring structure 106 is the same as that of the inner barrel 109.
The lower part of a soil sampling section of thick bamboo be provided with an arc wall, the arc wall including link up interior arc wall 108 of interior barrel 109 lateral wall and set up outer arc wall 105 on outer barrel 110 inner wall the arc wall in be provided with a curved cutting knife 107, the one end of cutting knife 107 pass through pivot 116 and outer arc wall connection, cutting knife 107 can accomodate the arc wall in, and the cutting edge part of cutting knife 107 does not bulge the inside of interior barrel 109, be provided with a magnet 115 on the back of a knife blade of cutting knife 107, the back actuation in magnet 115 and outer arc wall.
A conical block placing hole 105 is formed in the outer cylinder, the conical block placing hole 105 is intersected with the outer arc-shaped groove, a conical block 104 is arranged in the conical block placing hole 105, the conical block 104 is connected through a connecting rod 103, a guide hole penetrating to the top end of the outer cylinder 110 is further formed in the outer cylinder 110, the connecting rod 103 is arranged in the guide hole, the lower end of the connecting rod 103 is connected with the conical block 104, the upper end of the connecting rod 103 extends out of the outer cylinder 110, a thread 101 is arranged at the upper end of the connecting rod 103, and the connecting rod 103 is connected with the connecting connection 103 through an adjusting nut 102; the connecting rod 103 is driven by the adjusting nut 102 to move up and down, and when the connecting rod 103 moves down, the connecting rod drives the conical block 104 to move down and insert between the back of the cutting knife 107 and the back of the outer arc-shaped groove 105, so that the cutting knife 107 is pushed open inwards; the cutting knife 107 can be pushed into the soil block at the lower part of the soil sampling cylinder inner cylinder to cut the soil block.
The upper parts of the outer cylinder 110 and the inner cylinder 109 are respectively provided with a pin hole, and the outer cylinder 110 and the inner cylinder 109 are connected through a pin 111 which can be inserted and pulled in the pin hole; when the pin 111 is inserted, the outer cylinder 110 and the inner cylinder 109 are integrally connected and driven to rotate together by the force application structure, and when the pin 111 is pulled out, the outer cylinder 110 and the inner cylinder 109 are separated.
The force application structure comprises a connecting cover 114 connected with the upper part of the soil taking barrel, and the connecting cover 114 is connected with a drill rod 8 of the electric drill through a coupler 9; electric drill 5 set up on an electric drill mounting bracket, the electric drill mounting bracket include adapter sleeve 7, adapter sleeve 7 be connected with bracing piece 6, the other end of bracing piece 6 be connected with uide bushing 4, 4 covers of uide bushing establish on support column 3 to can reciprocate on support column 3, the bottom of support column 3 be provided with and insert claw 2, insert claw 2 be used for inserting ground. The upper part of the inner cylinder 109 extends out of the outer cylinder 110, and the connecting cover 114 is fixed to the upper end of the inner cylinder 109 by bolts 112 and nuts.
A detachable structure is arranged between the cutting ring structure 106 and the outer cylinder 110. The tapered block receiving hole 105 extends downward through the lower end surface of the outer cylinder 110. The diameter of the tapered block placing hole 105 is larger than that of the guide hole. This arrangement facilitates removal and installation of the cone block 104.
The working principle of the invention is as follows:
the first step is as follows: firstly, an inner cylinder 109 and an outer cylinder 110 are connected together through a pin, a circular knife structure 106 is fixed at the bottom of the outer cylinder 110, and initially, a connecting rod 103 is adjusted through an adjusting nut 102 to drive a conical block 104 to ascend without contacting with a cutting knife 107; the inner cylinder 109 is connected to the connection cap 114 by the bolt 112 and the nut, and then the urging structure is assembled to connect the urging structure to the connection cap 114.
The second step is that: the soil taking operation is carried out, the soil taking mechanism 1 is driven to rotate through the electric drill 5 to take soil, after the soil taking mechanism 1 reaches a position, the connecting rod is adjusted downwards through the adjusting nut 102, the connecting rod moves downwards to drive the conical block 104 to move downwards, the cutting knife 107 is pushed open, then the pin 111 is pulled out, the electric drill drives the inner cylinder 109 to rotate, the cutting knife can cut soil blocks on the lower portion of the inner cylinder, after the soil blocks are cut, the cutting knife also plays a role in supporting the bottom of the soil blocks on the upper portion of the inner cylinder, and the soil blocks in the inner cylinder are prevented from falling.
According to the invention, the electric drill is connected with the soil sampling cylinder structure and arranged on the electric drill mounting frame, so that the soil sampling efficiency can be improved, and the soil sampling cylinder can be ensured to vertically enter soil through the electric drill mounting frame, so that the soil sampling process is relatively easy; the lower ends of the outer barrel body and the inner barrel body are provided with the arc grooves, the arc-shaped cutting knives are arranged in the arc grooves, after the soil taking barrel reaches the position, the conical blocks are driven to move through a connecting rod at the upper end of the soil taking barrel, the conical blocks are driven to move downwards to be inserted between the knife backs of the cutting knives and the back of the outer arc grooves, the cutting knives are pushed to the inner side, the cutting knives can be pushed to the soil blocks at the lower part of the inner barrel body of the soil taking barrel to cut the soil blocks, pins connected with the outer barrel body and the inner barrel body are pulled out at the moment, the electric drill drives the inner barrel body to rotate, the cutting of the soil blocks at the lower part of the inner barrel body can be completed, after the soil blocks are cut, the cutting knives also play a bottom supporting role on the soil blocks at the upper part of the inner barrel body, the soil blocks in the.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.
Claims (6)
1. The utility model provides a quick sampling device of undisturbed soil which characterized in that: the soil sampling device comprises a force application structure, a soil sampling cylinder structure and a cutting ring structure, wherein the soil sampling cylinder structure comprises an outer cylinder body and an inner cylinder body, the outer wall of the inner cylinder body is attached to the inner wall of the outer cylinder body, the cutting ring structure is arranged at the bottom of the soil sampling cylinder, and the inner diameter of the cutting ring structure is the same as that of the inner cylinder body; the lower part of the soil sampling cylinder is provided with an arc-shaped groove, the arc-shaped groove comprises an inner arc-shaped groove which penetrates through the side wall of the inner cylinder body and an outer arc-shaped groove which is arranged on the inner wall of the outer cylinder body, an arc-shaped cutting knife is arranged in the arc-shaped groove, one end of the cutting knife is connected with the outer arc-shaped groove through a rotating shaft, the cutting knife can be accommodated in the arc-shaped groove, the cutting edge part of the cutting knife does not protrude out of the inner cylinder body, the knife back of the cutting knife is provided with a magnet which is attracted with the back of the outer arc-shaped groove, the outer cylinder body is provided with a conical block placing hole, the conical block placing hole is intersected with the outer arc-shaped groove, a conical block is arranged in the conical block placing hole and is connected through a connecting rod, the outer cylinder body is also provided with a guide hole which penetrates through the top end of the outer cylinder body, the connecting rod is arranged in the guide hole, the lower end of the connecting rod is connected with the conical block, the upper end of the connecting rod extends out of the outer cylinder, and the upper end of the connecting rod is provided with threads and is connected with the connecting rod through an adjusting nut; the connecting rod is driven to move up and down by the adjusting nut, and when moving down, the connecting rod drives the conical block to move down and insert between the back of the cutter and the back of the outer arc-shaped groove, so that the cutter is pushed open inwards; the upper parts of the outer cylinder body and the inner cylinder body are respectively provided with a pin hole, and the outer cylinder body and the inner cylinder body are connected through a pluggable pin in the pin hole; the force application structure comprises a connecting cover connected with the upper part of the soil taking barrel, and the connecting cover is connected with a drill rod of the electric drill through a coupler; the electric drill setting on an electric drill mounting bracket, the electric drill mounting bracket include the adapter sleeve, the adapter sleeve be connected with the bracing piece, the other end of bracing piece be connected with the uide bushing, the uide bushing cover establish on the support column to can reciprocate on the support column, the bottom of support column be provided with and insert the claw, the claw of inserting be used for inserting ground.
2. The fast undisturbed soil sampling device of claim 1 wherein: the upper part of the inner cylinder body extends out of the outer cylinder body, and the connecting cover is fixed with the upper end of the inner cylinder body through a bolt and a nut.
3. The fast undisturbed soil sampling device of claim 1 wherein: a detachable structure is arranged between the cutting ring structure and the outer cylinder body.
4. The fast undisturbed soil sampling device of claim 1 wherein: the conical block placing hole extends downwards to penetrate through the lower end face of the outer cylinder body.
5. The undisturbed soil rapid sampling device of claim 4 wherein: the diameter of the conical block placing hole is larger than that of the guide hole.
6. The fast undisturbed soil sampling device of claim 1 further comprising: the outer circumference of the outer cylinder body is provided with a spiral row cutting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911134072.4A CN110926855A (en) | 2019-11-19 | 2019-11-19 | Device for quickly taking undisturbed soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911134072.4A CN110926855A (en) | 2019-11-19 | 2019-11-19 | Device for quickly taking undisturbed soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110926855A true CN110926855A (en) | 2020-03-27 |
Family
ID=69853570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911134072.4A Pending CN110926855A (en) | 2019-11-19 | 2019-11-19 | Device for quickly taking undisturbed soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110926855A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111636867A (en) * | 2020-06-15 | 2020-09-08 | 刘梦 | Geological drilling sampler |
| CN111678724A (en) * | 2020-05-22 | 2020-09-18 | 宁波华东核工业工程勘察院 | Drill cylinder for exploration complete sampling |
| CN111721574A (en) * | 2020-05-28 | 2020-09-29 | 北京城建中南土木工程集团有限公司 | Sampling device for rapidly detecting sediment thickness |
| CN114112482A (en) * | 2021-12-24 | 2022-03-01 | 盐城工学院 | But tidal flat wetland top soil collector of pocket end |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011102726A (en) * | 2009-11-10 | 2011-05-26 | Central Res Inst Of Electric Power Ind | Method and device for sampling columnar sample |
| CN204359557U (en) * | 2015-01-19 | 2015-05-27 | 温州科技职业学院 | A kind of have the earth boring auger cutting end function |
| CN107498092A (en) * | 2017-10-10 | 2017-12-22 | 朱洪闯 | A kind of operating desk of drilling equipment |
| CN108519249A (en) * | 2018-04-20 | 2018-09-11 | 吉林建筑大学 | A kind of large-scale multistage undisturbed soil soil sampler and sampling method |
| CN209117393U (en) * | 2018-11-29 | 2019-07-16 | 王建英 | A kind of heavy-metal contaminated soil sampler |
-
2019
- 2019-11-19 CN CN201911134072.4A patent/CN110926855A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011102726A (en) * | 2009-11-10 | 2011-05-26 | Central Res Inst Of Electric Power Ind | Method and device for sampling columnar sample |
| CN204359557U (en) * | 2015-01-19 | 2015-05-27 | 温州科技职业学院 | A kind of have the earth boring auger cutting end function |
| CN107498092A (en) * | 2017-10-10 | 2017-12-22 | 朱洪闯 | A kind of operating desk of drilling equipment |
| CN108519249A (en) * | 2018-04-20 | 2018-09-11 | 吉林建筑大学 | A kind of large-scale multistage undisturbed soil soil sampler and sampling method |
| CN209117393U (en) * | 2018-11-29 | 2019-07-16 | 王建英 | A kind of heavy-metal contaminated soil sampler |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678724A (en) * | 2020-05-22 | 2020-09-18 | 宁波华东核工业工程勘察院 | Drill cylinder for exploration complete sampling |
| CN111721574A (en) * | 2020-05-28 | 2020-09-29 | 北京城建中南土木工程集团有限公司 | Sampling device for rapidly detecting sediment thickness |
| CN111636867A (en) * | 2020-06-15 | 2020-09-08 | 刘梦 | Geological drilling sampler |
| CN111636867B (en) * | 2020-06-15 | 2024-06-18 | 刘梦 | Geological drilling sampler |
| CN114112482A (en) * | 2021-12-24 | 2022-03-01 | 盐城工学院 | But tidal flat wetland top soil collector of pocket end |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110926855A (en) | Device for quickly taking undisturbed soil | |
| CN211122036U (en) | Anti-falling undisturbed soil rapid acquisition device | |
| CN110231193B (en) | Quick soil sampling device | |
| CN110296861B (en) | Deep soil environmental information collection system | |
| CN219914943U (en) | Soil sampling device | |
| CN201081759Y (en) | Boosting type columnar soil sampler | |
| CN218212065U (en) | Quick sampling device of river bank slope soil body | |
| CN103674608A (en) | Standardized graff ice cover sample extraction device and method | |
| CN110820714A (en) | Geological survey is with device that fetches earth | |
| CN204691702U (en) | Pile driver double helix drill rod assemblies | |
| CN207540808U (en) | A kind of frozen soil sample collection device | |
| CN219757772U (en) | Soil sampling device | |
| CN117905456A (en) | Drilling device for geological exploration and construction method | |
| CN202837025U (en) | Uncompressed soil collecting device | |
| CN204754810U (en) | Deep hole spiral pile driver | |
| CN219104377U (en) | Construction engineering specialty soil sampling device | |
| CN217231912U (en) | Building pile foundation | |
| CN114755046A (en) | Shallow soil sampling device and soil sampling method thereof | |
| CN209085983U (en) | A kind of soil sampler for coring | |
| CN204941535U (en) | A kind of soil sampling apparatus | |
| CN214573841U (en) | Sampling device for foundation detection | |
| CN219319771U (en) | Decomposed soil sample collection device | |
| CN216012786U (en) | A sampling device for hydraulic and hydroelectric engineering ground detects | |
| CN221590929U (en) | Core taking tool capable of preventing inner barrel from tripping | |
| CN220153902U (en) | Rock soil sampler |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200327 |
|
| RJ01 | Rejection of invention patent application after publication |