CN104406816B - Rotary cutting type soil sampling method - Google Patents
Rotary cutting type soil sampling method Download PDFInfo
- Publication number
- CN104406816B CN104406816B CN201410825872.1A CN201410825872A CN104406816B CN 104406816 B CN104406816 B CN 104406816B CN 201410825872 A CN201410825872 A CN 201410825872A CN 104406816 B CN104406816 B CN 104406816B
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- Prior art keywords
- soil sampler
- soil
- hypomere
- inner tube
- hydraulic
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Abstract
The invention discloses a rotary cutting type soil sampling method, which comprises the following steps: 1. building a rotary cutting type soil sampler, wherein the upper section of the soil sampler is a double-layer annular hollow circular tube, a micro-hydraulic pump is arranged in the soil sampler, the lower part of the hydraulic pump is connected with a hydraulic channel, and the upper section of the soil sampler is in threaded connection with an outer tube at the lower section of the soil sampler; the outer tube at the lower section of the soil sampler is an integrated circular tube with a spiral rising groove, and the bottom of the lower section of the soil sampler is provided with a serrated single-bevel blade; an inner tube at the lower section of the soil sampler is a three-piece fitting type annular sleeve, the inner diameter of the inner tube can be stretched by the hydraulic device, the inner tube is connected with a three-layer annular hydraulic channel through a hydraulic connecting rod, and a spherical support is arranged at a joint of the inner tube at the lower section of the soil sampler and the hydraulic connecting rod; 2. when at work, cutting a soil body by the serrated single-slope blade, and enabling the cut soil body to enter the groove from the back of the blade, and then to be discharged; before lifting the soil body, the inner diameter of the inner tube at the lower section of the three-piece soil sampler can be stretched by the hydraulic device so that a soil sample is wrapped and clamped. The device used by the invention has the advantages of light weight, less disturbance to the sample, high sample preparation success rate, convenience in use and high efficiency.
Description
Technical field
The present invention relates to a kind of method fetching earth in prospecting or soil test, particularly one kind revolution cutting type fetch earth
The method that device fetches earth.
Background technology
Develop rapidly with scientific and technical, civil engineering construction prospecting, in-situ test, and the scientific research to the soil body
Level is greatly improved, and becomes the main method of quantitative assessment Rock And Soil engineering property.In order that laboratory soil test
Result can truly reflect the engineering characteristic of the original state soil body, and soil body physical index and mechanical characteristic data test result closer to
The initial condition of the soil body, the sampling quality improving undisturbed soil sample is just particularly important.
Soil sample needed for soil test is typically taken by rig and corresponding soil sampler, prepares further after transporting test chamber back
One-tenth standard three axle sample.Make efficiency is relatively low, and cutting soil process causes certain disturbance to soil sample, have impact on the mechanics of soil sample
Characteristic, natural moisture content, density etc. also can have a significant impact.
Content of the invention
The invention aims to overcoming above-mentioned the deficiencies in the prior art, provide a kind of revolution cutting type soil basketing method.
Concretely comprise the following steps:
(1) set up a kind of revolution cutting type soil sampler, including soil sampler epimere, soil sampler hypomere outer tube, soil sampler hypomere
Inner tube.Soil sampler epimere is double-deck annular hollow circular-tube, and outer shroud and internal ring pass through to connect in ratchet shape, set in soil sampler epimere
Miniature hydraulic pump, hydraulic pump bottom is connected with hydraulic channel, and attached sealing device, soil sampler epimere outer Gutron with soil sampler hypomere
Cross screw thread to be connected；Soil sampler hypomere outer tube adopts bushing formula with soil sampler hypomere inner tube, and soil sampler hypomere outer tube is on band spiral
Rise the integral type pipe of groove, groove coil angle of elevation is 30 °, is soil body output channel, sawtooth is arranged at soil sampler hypomere bottom
Shape monocline blade；Soil sampler hypomere inner tube is three fit-type annulus, can be stretched internal diameter by hydraulic means；Fetch earth
Device hypomere outer tube is connected by hydraulic connecting rod with shellring shape hydraulic channel, three soil sampler hypomere inner tubes can be pressed, fetch earth
There is spherical bearing device hypomere inner tube and hydraulic connecting rod junction；
(2) the helical form interface of described for step () revolution cutting type soil sampler is installed additional and after fastening structure, be installed on brill
On driver drilling rod, during drilling, the monocline blade of soil sampler hypomere outer tube lower end cuts the soil body, and the discarded soil body cut is along monocline blade
Enter groove, then gradually discharge；Before lifting borer drill rod, open hydraulic means and control power supply, hydraulic pump is started working, and passes through
Hydraulic channel makes soil sampler hypomere inner tube stress, promotes the internal diameter of soil sampler hypomere inner tube to diminish so that three soil sampler hypomeres
Soil sample is fully wrapped up and clamped to inner tube, finally lifts borer drill rod, that is, complete taking of soil body sample.
Equipment therefor of the present invention is light-duty, little to sample disturbance, sample preparation success rate is high, easy to use, efficient.
Brief description
Fig. 1 is the top view of the embodiment of the present invention.
Fig. 2 is the side view of the embodiment of the present invention.
Fig. 3 is the side cutaway view of the embodiment of the present invention.
Fig. 4 is the connection detail drawing of the embodiment of the present invention.
Fig. 5 is the cross-sectional view of the embodiment of the present invention.
Fig. 6 is the upward view of the embodiment of the present invention.
Fig. 7 is the cross-sectional view after the loading of the embodiment of the present invention.
In figure labelling: 1- soil sampler epimere；2- soil sampler hypomere outer tube；3- soil sampler hypomere inner tube；4- groove；5- is mono-
Tiltedly blade；6- hydraulic pump；7- hydraulic channel；8- spherical bearing；9- hydraulic connecting rod.
Specific embodiment
Embodiment:
(1) as shown in figures 1 to 6, set up a kind of revolution cutting type soil sampler, including soil sampler epimere 1, soil sampler hypomere outside
Pipe 2, soil sampler hypomere inner tube 3.Soil sampler epimere 1 is double-deck annular hollow circular-tube, and outer shroud is passed through in ratchet shape with internal ring
Even, set miniature hydraulic pump 6 in soil sampler epimere 1, hydraulic pump 6 bottom is connected with hydraulic channel 7, and attached sealing device, soil sampler
Epimere 1 is connected by screw thread with soil sampler hypomere outer tube 2；Soil sampler hypomere outer tube 2 and soil sampler hypomere inner tube 3 adopt bushing
Formula, soil sampler hypomere outer tube 2 is the integral type pipe with spiral groove 4, and groove 4 spiral angle is 30 °, is the soil body
Output channel, zigzag monocline blade 5 is arranged at soil sampler hypomere bottom；Soil sampler hypomere inner tube 3 is three fit-type annulus,
Can be stretched internal diameter by hydraulic means；Soil sampler hypomere outer tube 2 and shellring shape hydraulic channel 7 pass through hydraulic connecting rod 9 even
Connect, three soil sampler hypomere inner tubes 3 can be pressed, there is spherical bearing 8 soil sampler hypomere inner tube 3 and hydraulic connecting rod 9 junction.
(2) the helical form interface of described for step () revolution cutting type soil sampler is installed additional and after fastening structure, be installed on brill
On driver drilling rod, during drilling, the monocline blade 5 of soil sampler hypomere outer tube 2 lower end cuts the soil body, and the discarded soil body cut is from monocline knife
, below along tube wall to groove 4, then spiral is gradually discharged for piece 5；Before lifting borer drill rod, open hydraulic means and control electricity
Source, hydraulic pump 6 is started working, and makes soil sampler hypomere inner tube 3 stress by hydraulic channel 7, promotes the interior of soil sampler hypomere inner tube 3
Footpath diminishes so that three soil sampler hypomere inner tubes 3 are fully wrapped up and clamped soil sample, as shown in fig. 7, finally lifting borer drill rod,
Complete taking of soil body sample.
Above one embodiment of the present of invention is described in detail, but described content has been only the preferable enforcement of the present invention
Example is it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement
Deng all should still belong within the patent covering scope of the present invention.
Claims (1)
1. a kind of revolution cutting type soil basketing method is it is characterised in that concretely comprise the following steps:
(1) set up a kind of revolution cutting type soil sampler, including soil sampler epimere (1), soil sampler hypomere outer tube (2) and soil sampler
Hypomere inner tube (3)；Soil sampler epimere (1) is double-deck annular hollow circular-tube, and outer shroud and internal ring pass through to connect in ratchet shape, fetch earth
Miniature hydraulic pump (6) is set, hydraulic pump (6) bottom is connected with hydraulic channel (7), and attached sealing device, soil sampler in device epimere (1)
Epimere (1) is connected by screw thread with soil sampler hypomere outer tube (2)；Soil sampler hypomere outer tube (2) is adopted with soil sampler hypomere inner tube (3)
Use bushing formula, soil sampler hypomere outer tube (2) is the integral type pipe with spiral groove (4), groove (4) spiral angle
For 30 °, it is soil body output channel, there is zigzag monocline blade (5) soil sampler hypomere outer tube (2) lower end；Soil sampler hypomere inner tube
(3) it is three fit-type annulus, can be stretched internal diameter by hydraulic pump (6) and hydraulic channel (7)；In soil sampler hypomere
Pipe (3) is connected by hydraulic connecting rod (9) with hydraulic channel (7), and hydraulic channel (7) is corresponding with soil sampler hypomere inner tube (3), can be right
Three fit-type annular soil sampler hypomere inner tube (3) pressures, there is ball soil sampler hypomere inner tube (3) and hydraulic connecting rod (9) junction
Shape bearing (8)；
(2) described for step () revolution cutting type soil sampler is installed on borer drill rod, soil sampler hypomere outer tube during drilling
(2) the monocline blade (5) of lower end cuts the soil body, and the discarded soil body cut enters groove (4) along monocline blade (5) and is then discharged out；
Before lifting borer drill rod, open the control power supply of hydraulic pump (6), hydraulic pump (6) is started working, and makes to take by hydraulic channel (7)
Earthenware hypomere inner tube (3) stress, promotes the internal diameter of soil sampler hypomere inner tube (3) to diminish so that three fit-types annular soil samplers
Soil sample is fully wrapped up and clamped to hypomere inner tube (3), finally lifts borer drill rod, that is, complete taking of soil body sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410825872.1A CN104406816B (en) | 2014-12-26 | 2014-12-26 | Rotary cutting type soil sampling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410825872.1A CN104406816B (en) | 2014-12-26 | 2014-12-26 | Rotary cutting type soil sampling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104406816A CN104406816A (en) | 2015-03-11 |
| CN104406816B true CN104406816B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410825872.1A Expired - Fee Related CN104406816B (en) | 2014-12-26 | 2014-12-26 | Rotary cutting type soil sampling method |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106482979A (en) * | 2017-01-08 | 2017-03-08 | 河北工程大学 | A kind of soil sampler of driving piece long service life |
| CN109387391B (en) * | 2017-08-14 | 2023-06-23 | 德州市公路工程总公司 | Reverse-hanging soil sampler |
| CN107584575A (en) * | 2017-10-27 | 2018-01-16 | 湖州南浔凤强木业有限公司 | A kind of boring electric drill of timber |
| CN109163927A (en) * | 2018-11-12 | 2019-01-08 | 河北成运环保设备有限公司 | A kind of soil sample collector containing Polychlorinated biphenyls |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100590411C (en) * | 2005-11-18 | 2010-02-17 | 中国科学院青藏高原研究所 | Grit sampling apparatus |
| JP5165666B2 (en) * | 2009-11-10 | 2013-03-21 | 一般財団法人電力中央研究所 | Columnar sampling method and sampling apparatus |
| CN101726429B (en) * | 2009-12-04 | 2012-03-21 | 山东农业大学 | Soil auger for undisturbed bisect soil column of filed soil |
| US8429988B2 (en) * | 2010-11-11 | 2013-04-30 | Schnabel Foundation Company | Soil-cement sampling device |
| CN202793837U (en) * | 2012-09-24 | 2013-03-13 | 浙江大学 | Double-layer cylinder wall earth pillar soil sampler |
| CN202939061U (en) * | 2012-11-26 | 2013-05-15 | 吉林大学 | Multi-section rotary thin wall type soil sampler |
| CN202947897U (en) * | 2012-12-16 | 2013-05-22 | 纪率泽 | Geological soil sample collecting device for mine |
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| CN104406816A (en) | 2015-03-11 |
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Granted publication date: 20170201 Termination date: 20201226 |