CN106525483A - Original sandy soil sampling method and sampling device - Google Patents
Original sandy soil sampling method and sampling device Download PDFInfo
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- CN106525483A CN106525483A CN201610763899.1A CN201610763899A CN106525483A CN 106525483 A CN106525483 A CN 106525483A CN 201610763899 A CN201610763899 A CN 201610763899A CN 106525483 A CN106525483 A CN 106525483A
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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
An original sandy soil sampling method comprises the following steps: an applicator, a sampling sleeve and a soil sampling cutting edge are assembled together; sandy soil to be sampled firstly has a soil layer covering the sandy soil cleaned, paraffin is heated and melted to form wax oil, and the wax oil is poured in a to-be-sampled area; after the wax oil is completely solidified, a sandy soil sampling device is pressed into the soil layer until the whole sampling device is full of soil; a soil body around the sandy soil sampling device is cleaned, and an annular hollow groove is formed around the sandy soil sampling device; the sandy soil sampling device is gently shaken, the sandy soil at the bottom end of the sandy soil sampling device is divorced from the soil sampling device, and the sampling device is taken out from the soil body; the applicator is dismantled, the excess soil body at the top end of the sampling sleeve is removed, and an upper sealing port cover is mounted; and the soil sampling cutting edge is dismantled, the excess soil body at the bottom end of the sampling sleeve is removed, and a lower sealing port cover is mounted. The original sandy soil sampling method has the advantages that the disturbance on the sampled sandy soil is small, the sampling sandy soil is not easily caused to be loose, and the original sandy soil is convenient to simple, package, transport and transfer.
Description
Technical field
The invention belongs to ground exploration engineering field, and in particular to a kind of sandy soil sampling method and its sampler.
Background technology
With the continuous development of the industry large-scale construction projects such as building, municipal administration, traffic, survey and design level has obtained very big
Improve, the requirement to taking soil body sample is also improved therewith.At present for the sampling soil body, often require which maintains the original state.But
The three-phase system that the soil body is made up of solid matter, water and gas, soil structures are comparatively loose, particularly with sandy soil,
As cohesive strength is very little, in sampling operation, specimen enclosure, storage, transportation, easily disturbance destroys its original structure body
System, causes soil body original state sampling difficult, or even sampling failure.
The Chinese patent of Publication No. CN105547743A discloses a kind of original state soil body sampler and sampling method.
But for sandy soil, as its cohesive strength is very little, being sampled using the apparatus and method can be very big to soil sample generation
Disturbance, acquired soil sample can not represent the primary characteristic of sample section soil.Therefore, it is necessary to be optimized on this basis
Improve, propose a kind of original state sandy soil sampling method and its sampler for being suitable for sandy soil sampling.
Also, when sampler is taken out from the soil body, generally require to rock sampler, make the soil of sampler bottom
Body is destroyed so as to depart from sandy soil sampler, as the soil structures of bottom are destroyed, it is impossible to represent sandy soil
Structure, it is therefore necessary to rejected.In the Chinese patent of Publication No. CN105547743A, which samples cylinder and the cutting edge that fetches earth
It is structure as a whole, it is impossible to reject the soil body that bottom is subject to destroy, the soil body that this is damaged can affect the accuracy tested, so having
Necessity is improved to which.
The content of the invention
For overcoming the above-mentioned deficiency of prior art, the present invention is provided and a kind of is taken to sampling that sandy soil disturbance is little, not easily causing
Sample sandy soil is loose, be easy to the sampling of original state sandy soil, encapsulation, transport, transfer, can reject be damaged the soil body, sample it is more accurate
True original state sandy soil sampling method and its sampler.
In order to solve above-mentioned technical problem, the present invention adopts following technical scheme：
A kind of original state sandy soil sampling method, comprises the following steps：
（1）By applicator, sample sleeve, the cutting edge that fetches earth and fit together；
（2）For sandy soil to be sampled, the soil layer covered above which is first cleaned out, cleaning area is not less than
Area to be sampled, the soil layer covered above sandy soil are different according to geology difference；
（3）Heating paraffin is melted to form wax oil, the wax oil of heat is poured in region to be sampled, it is hot
After wax oil is gradually solidified in sandy soil to the cold, the sandy soil in the region is freezing together；So in subsequent samples
During sandy soil can be avoided to be disturbed and deformed, the original state of soil sample can be kept well；
（4）After wax oil solidifies completely, the cutting edge that fetches earth of the sandy soil sampler for assembling is placed in into region to be sampled,
Operator are exerted a force by applicator, and lentamente sandy soil sampler is pressed in soil layer, until soil sample fills up whole sampling
Device, i.e. soil sample top surface reach the height same with sandy soil sampler top surface；
（5）The soil body around sandy soil sampler is removed, depth is removed total more than or equal to sampler
Depth so that form the dead slot of annular around sandy soil sampler；
（6）Lightly rock sandy soil sampler, make the sandy soil of sandy soil sampler bottom be easier to it is destroyed so as to
Depart from sandy soil sampler, now, just sandy soil sampler can be taken out from the soil body；
（7）Applicator is pulled down, then removes the unnecessary soil body in sampling sleeve top, the unnecessary soil body was located in applicator originally,
Then seal closure is installed on the top of sampling sleeve；
（8）The cutting edge that fetches earth is pulled down, then removes the unnecessary soil body of sampling sleeve bottom end, the unnecessary soil body was located at the cutting edge that fetches earth originally
It is interior, lower sealing lid is installed in the bottom of sampling sleeve then, whole sampling process is completed.
Further, in step（3）In, pour wax oil this process and keep uniformly continuous as far as possible, poured from center to surrounding, so that
Wax oil can be penetrated in deeper soil layer.
Further, step（3）And step（4）Between, also comprise the steps：Pour after wax oil poured, note protecting institute
The surrounding soil in region to be sampled, produces interference with the sandy soil for reducing its region to being sampled as far as possible.
Further, in step（7）In, the unnecessary soil body in sampling sleeve top is rooted out using perching knife；In step（8）In, make
The unnecessary soil body of sampling sleeve bottom end is rooted out with perching knife.
Implement the original state sandy soil sampler of above-mentioned sampling method, including applicator, sample sleeve, the cutting edge that fetches earth, on
Seal closure, lower sealing lid, the sampling sleeve are both ends open structure, and the lower end of the applicator can with the upper end of sampling sleeve
Dismountable is affixed, it is described sampling sleeve lower end it is detachable with the upper end of the cutting edge that fetches earth affixed, the cutting edge that fetches earth include to
It is in down the annular blade of sharpening shape, the cutting edge that fetches earth is communicated with sampling sleeve；
The upper seal closure and remove after applicator sampling sleeve upper end coordinate, the lower sealing lid with remove the cutting edge that fetches earth
The lower end of sampling sleeve afterwards coordinates；
Original state sandy soil sampler also includes rooting out the soil body of the bottom face for exceeding sampling sleeve and rooting out to exceed taking
The instrument of the soil body of the top end face of sample sleeve.
As a kind of preferred, the detachable clamping in upper end of the lower end of the applicator and sampling sleeve, the sampling set
Lower end detachable clamping with the upper end of the cutting edge that fetches earth of cylinder；
Specifically, it is circumferentially spaced on the inwall of the upper and lower end of the sampling sleeve to be disposed with bayonet socket, under the applicator
Be respectively equipped with fixture block with the bayonet fittings on the outer wall of the upper end of end and the cutting edge that fetches earth, the upper end of the sampling sleeve and
On the inwall of lower end in the inner end of bayonet socket respectively have ledge structure, the thickness and applicator of ledge structure, the cutting edge that fetches earth insert
The thickness for entering part is identical so that applicator, sample sleeve, the cutting edge three that fetches earth inner chamber internal diameter it is identical, and then reduce into soil
Extruding and the disturbance to the soil body.
As another preferably, the lower end of the applicator is connected with the threaded upper ends of sampling sleeve, the sampling sleeve
Lower end be connected with the threaded upper ends of the cutting edge that fetches earth；
Specifically, female thread is equipped with the inwall of the upper and lower end of the sampling sleeve, the lower end of the applicator and fetch earth
The external screw thread with the screw-internal thread fit is respectively equipped with the outer wall of the upper end of cutting edge, the top and bottom of the sampling sleeve
There is ledge structure, the thickness and applicator of ledge structure, the insertion section of the cutting edge that fetches earth respectively in the inner end of female thread on inwall
Point thickness it is identical so that applicator, sample sleeve, the cutting edge three that fetches earth inner chamber internal diameter it is identical, and then reduce into native extruding
With the disturbance to the soil body.
As it is another kind of preferably, the upper surface of the sampling sleeve and lower surface is equally spaced is provided with bayonet socket, applicator
The lower surface of the collar is provided with the fixture block with the bayonet fittings of the upper surface of sampling sleeve, and the upper surface of the cutting edge that fetches earth is provided with and sampling
The fixture block of the bayonet fittings of the lower surface of sleeve.
Further, the cutting edge that fetches earth include superposed annulus and from annulus downwards in sharpening shape annular sword
The inner chamber internal diameter of portion, annulus and annular blade is identical with the inner chamber internal diameter of the sampling sleeve.
The present invention increased the step for pouring wax oil to the soil body to be sampled before sampling, due to paraffin melting rear with stronger
Mobility, and between grittiness soil particle, have larger space, permeability is very strong, therefore wax oil may penetrate into sandy soil it
In；The wax oil of heat gradually will be solidified in process of osmosis to the cold, so as to sandy soil is solidified to together.So, in sampling
During sandy soil do not easily cause disturbance, the original state of sandy soil can be kept well.Simultaneously because the intensity of paraffin（Resistance to compression,
Anti-shear ability）It is very little, it is negligible to the performance impact to be measured of sandy soil.
The beneficial effects of the present invention is：
1st, offer is a kind of little to sampling sandy soil disturbance, does not easily cause sampling sandy soil loosely, is easy to the sampling of original state sandy soil, envelope
Dress, transport, the original state sandy soil sampling method of transfer and its sampler；
2nd, sample cylinder and the cutting edge that fetches earth is detachable affixed, after unloading the cutting edge that fetches earth, can reject and exceed sampling sleeve
The soil body of bottom face, the soil body were located at originally and fetched earth in cutting edge, due to being destroyed the soil body of bottom when taking out sampler,
Therefore rejected；
2nd, the soil body of the top end face for exceeding sampling sleeve after unloading applicator, can be rejected, the soil body is originally positioned at applicator
In sleeve, destroyed due to the compressing for top end face by sleeve, therefore rejected.
Description of the drawings
Fig. 1 is the structure chart of the applicator of the original state sandy soil sampler embodiment one of the present invention.
Fig. 2 is the structure chart of the sampling sleeve of the original state sandy soil sampler embodiment one of the present invention.
Fig. 3 is the upper surface schematic diagram of sampling sleeve shown in Fig. 2.
Fig. 4 is the sectional view of the cutting edge that fetches earth of the original state sandy soil sampler embodiment one of the present invention.
Fig. 5 is the axonometric chart of the cutting edge that fetches earth of the original state sandy soil sampler embodiment one of the present invention.
Fig. 6 is the use state figure of the original state sandy soil sampler embodiment one of the present invention.
Fig. 7 is the cooperation figure of the lower surface with the upper surface of the cutting edge that fetches earth of the sampling sleeve of embodiment two.
Fig. 8 is the cut-away view after the sampling sleeve vertical profile of embodiment two.
Structure charts of the Fig. 9 for the cutting edge that fetches earth of embodiment two.
Specific embodiment
It is for making the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and the embodiments, right
The present invention is described in further detail, it will be appreciated that embodiment described herein is only used for being specifically described the present invention, not structure
Into limitation of the present invention.
Embodiment one
A kind of original state sandy soil sampling method, comprises the following steps：
（1）Applicator 1, sampling sleeve 2, the cutting edge 3 that fetches earth are fitted together, in the present embodiment, applicator 1, sampling sleeve 2,
Fetch earth and connect and fix between cutting edge 3；
（2）For sandy soil to be sampled, the soil layer covered above which is first cleaned out using spade, cleaning area is not less than wanted
The area of sampling, the soil layer covered above sandy soil are different according to geology difference；
（3）Heating paraffin is melted to form wax oil, the wax oil of heat is poured in region to be sampled, pour wax oil this process to the greatest extent
Amount keeps uniformly continuous, is poured from center to surrounding, so that wax oil can be penetrated in deeper soil layer；
After the wax oil of heat is gradually solidified in sandy soil to the cold, the sandy soil in the region is freezing together, so follow-up
Sandy soil can be avoided in sampling process to be disturbed and deformed, the original state of soil sample can be kept well；
（4）After wax oil has been poured, the surrounding soil in the region for noting protecting to be sampled, to reduce which to the area that sampled as far as possible
The sandy soil in domain produces interference；
（5）After wax oil solidifies completely, the cutting edge 3 that fetches earth of the sandy soil sampler for assembling is placed in into area to be sampled
Domain, operator are exerted a force by applicator 1, and lentamente sandy soil sampler is pressed in soil layer, until soil sample is filled up entirely
Sampler, i.e. soil sample top surface reach the height same with sandy soil sampler top surface；Use state figure shown in Fig. 6 is not yet
It is fully inserted in the soil body, the part of label 4 is the sandy soil top layer for cutting out overlying soil；
（6）The soil body around sandy soil sampler is removed using perching knife, aggregate depth of the depth more than or equal to sampler is removed
Degree so that form the dead slot of annular around sandy soil sampler；
（7）Lightly double swerve sandy soil sampler, the sandy soil of sandy soil sampler bottom be easier to it is destroyed from
And depart from sandy soil sampler, now just sandy soil sampler can be taken out from the soil body；
（8）Applicator 1 being pulled down, the unnecessary soil body in 2 top of sampling sleeve being rooted out using perching knife, the unnecessary soil body was located at originally and applies
In power device 1, then seal closure is installed on the top of sampling sleeve 2；
（9）The cutting edge 3 that fetches earth being pulled down, the unnecessary soil body in 2 bottom of sampling sleeve being rooted out using perching knife, the unnecessary soil body was located at originally
Fetch earth in cutting edge 3, lower sealing lid is installed in the bottom of sampling sleeve 2 then, whole sampling process is completed；
（10）The outer surface of sampling sleeve 2 is cleaned out.
Afterwards, acquired soil sample can be carried out transporting, be shifted, among soil test.
The present embodiment increased the step for pouring wax oil to the soil body to be sampled before sampling, due to after paraffin melting with compared with
Strong mobility, and have larger space between grittiness soil particle, permeability is very strong, therefore wax oil may penetrate into sandy soil it
In；The wax oil of heat gradually will be solidified in process of osmosis to the cold, so as to sandy soil is solidified to together.So, in sampling
During sandy soil do not easily cause disturbance, the original state of sandy soil can be kept well.Simultaneously because the intensity of paraffin（Resistance to compression,
Anti-shear ability）Very little, to sandy soil performance to be measured（Such as resistance to compression, anti-shearing, internal friction angle, dilative angle etc.）Affect to neglect
Slightly disregard.
In the present embodiment, the structure for implementing a kind of original state sandy soil sampler of above-mentioned sampling method is as described below, but
The sampling method is not limited only to the sampler using following structure.
As shown in figures 1 to 6, original state sandy soil sampler, including applicator 1, sampling sleeve 2, the cutting edge 3 that fetches earth, upper sealing
Lid, lower sealing lid, in figure, upper and lower seal closure is not shown, and the sampling sleeve 2 is both ends open structure, under the applicator 1
End and the detachable clamping in upper end for sampling sleeve 2, the lower end of the sampling sleeve 2 are detachable with the upper end of the cutting edge 3 that fetches earth
Clamping, the cutting edge 3 that fetches earth include superposed annulus 31 and from the 31 downward annular blade 32 in sharpening shape of annulus, take
Native cutting edge 3 is communicated with sampling sleeve 2；
The upper seal closure and remove after applicator 1 sampling sleeve 2 upper end coordinate, the lower sealing lid with remove the sword that fetches earth
The lower end of the sampling sleeve 2 after mouth 3 coordinates；
The original state sandy soil sampler also includes rooting out the soil body of the bottom face for exceeding sampling sleeve 2 and rooting out exceeding
In the perching knife of the soil body of the top end face of sampling sleeve 2.
The applicator 1 includes power transmission handle 11 and the collar 12, and power transmission handle is distributed in the both sides of the collar 12 in symmetry shape,
Left side power transmission handle 11 in "" shape, its horizon bar 111 fixed as force section, lower end and the collar 12 of its vertical bar 112
Connection, the upper end closed of the collar 12, when fetching earth, soil sample top surface reaches the height of the top surface of the collar 12, the lower end of the collar 12 and sampling
The upper end of sleeve 2 forms interface arrangment.
In the present embodiment, as shown in Figure 2 and Figure 3, sample the upper surface of sleeve 2 and lower surface be equally spaced is provided with bayonet socket 21,
The lower surface of the collar 12 of applicator 1 is provided with the fixture block with the cooperation of bayonet socket 21 of the upper surface of sampling sleeve 2, and fetch earth cutting edge 3
Upper surface is provided with the fixture block with the cooperation of bayonet socket 21 of the lower surface of sampling sleeve 2, to form detachable clamping relation.Bayonet socket 21
Can also transposition with fixture block.
It is described force handle 1 the collar 12, sampling sleeve 2,3 three of cutting edge that fetches earth internal diameter it is identical, the circle of the cutting edge 3 that fetches earth
Ring 31 is identical with the inner chamber internal diameter of annular blade 32, to reduce the disturbance into soil extruding and to the soil body.
In the present embodiment, concrete size is as follows：
The internal diameter 60mm, external diameter 72mm, thickness 6mm, high 30mm of the collar 12 of force handle 1.
The internal diameter 60mm, external diameter 72mm, high 120mm of sampling sleeve 2.
Fetch earth internal diameter 60mm, external diameter 72mm, the high 50mm of cutting edge 3, and 31 high 20mm of its annulus starts to cut from 31 lower end of annulus
If annular blade 32.
Embodiment two
As Figure 7-9, the present embodiment with the difference of embodiment one is：The lower end of the applicator 1 and sampling sleeve 2
The detachable clamping in upper end, the detachable clamping in upper end of the lower end of the sampling sleeve 2 and the cutting edge 3 that fetches earth；
Specifically, it is circumferentially spaced on the inwall of the upper and lower end of the sampling sleeve 2 to be disposed with bayonet socket 21, the applicator 1
Lower end and the cutting edge 3 that fetches earth upper end outer wall on be respectively equipped with the bayonet socket 21 coordinate fixture block 5, the sampling sleeve
There is ledge structure 6, the thickness and applicator of ledge structure 6 respectively in the inner end of bayonet socket 21 on the inwall of 2 top and bottom
1st, fetch earth cutting edge 3 insertion portion thickness it is identical so that applicator 1, sampling sleeve 2, the inner chamber internal diameter of 3 three of cutting edge that fetches earth
It is identical, and then reduce the disturbance into soil extruding and to the soil body.
Ledge structure 6 can also form block face to the fixture block 5 that applicator 1 and the cutting edge 3 that fetches earth are stretched into.
Embodiment three
The present embodiment with the difference of embodiment two is：The lower end of the applicator 1 is connected with the threaded upper ends of sampling sleeve 2
Connect, the lower end of the sampling sleeve 2 is connected with the threaded upper ends of the cutting edge 3 that fetches earth；
Specifically, female thread is equipped with the inwall of the upper and lower end of the sampling sleeve 2, the lower end of the applicator 1 and take
The external screw thread with the screw-internal thread fit is respectively equipped with the outer wall of the upper end of native cutting edge 3, and the upper end of the sampling sleeve 2 is with
There is ledge structure respectively in the inner end of female thread on the inwall at end, the thickness of ledge structure and applicator 1, fetch earth cutting edge 2
The thickness of insertion portion is identical so that applicator 1, sampling sleeve 2,3 three of cutting edge that fetches earth inner chamber internal diameter it is identical, and then reduce
Enter soil extruding and the disturbance to the soil body.
In a word, presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. original state sandy soil sampling method, it is characterised in that comprise the following steps：
（1）By applicator, sample sleeve, the cutting edge that fetches earth and fit together；
（2）For sandy soil to be sampled, the soil layer covered above which is first cleaned out, cleaning area is not less than
Area to be sampled, the soil layer covered above sandy soil are different according to geology difference；
（3）Heating paraffin is melted to form wax oil, the wax oil of heat is poured in region to be sampled, it is hot
After wax oil is gradually solidified in sandy soil to the cold, the sandy soil in the region is freezing together；So in subsequent samples
During sandy soil can be avoided to be disturbed and deformed, the original state of soil sample can be kept well；
（4）After wax oil solidifies completely, the cutting edge that fetches earth of the sandy soil sampler for assembling is placed in into region to be sampled,
Operator are exerted a force by applicator, and lentamente sandy soil sampler is pressed in soil layer, until soil sample fills up whole sampling
Device, i.e. soil sample top surface reach the height same with sandy soil sampler top surface；
（5）The soil body around sandy soil sampler is removed, depth is removed total more than or equal to sampler
Depth so that form the dead slot of annular around sandy soil sampler；
（6）Lightly rock sandy soil sampler, make the sandy soil of sandy soil sampler bottom be easier to it is destroyed so as to
Depart from sandy soil sampler, now, just sandy soil sampler can be taken out from the soil body；
（7）Applicator is pulled down, then removes the unnecessary soil body in sampling sleeve top, the unnecessary soil body was located in applicator originally,
Then seal closure is installed on the top of sampling sleeve；
（8）The cutting edge that fetches earth is pulled down, then removes the unnecessary soil body of sampling sleeve bottom end, the unnecessary soil body was located at the cutting edge that fetches earth originally
It is interior, lower sealing lid is installed in the bottom of sampling sleeve then, whole sampling process is completed.
2. original state sandy soil sampling method as claimed in claim 1, it is characterised in that in step（3）In, pour wax oil this mistake
Cheng Jinliang keeps uniformly continuous, is poured from center to surrounding, so that wax oil can be penetrated in deeper soil layer.
3. original state sandy soil sampling method as claimed in claim 1, it is characterised in that step（3）And step（4）Between, also
Comprise the steps：Pour after wax oil poured, the surrounding soil in the region for noting protecting to be sampled, to reduce which to institute as far as possible
The sandy soil in the region of sampling produces interference.
4. original state sandy soil sampling method as claimed in claim 1, it is characterised in that in step（7）In, rooted out using perching knife
The unnecessary soil body in sampling sleeve top；In step（8）In, the unnecessary soil body of sampling sleeve bottom end is rooted out using perching knife.
5. the original state sandy soil sampler of the sampling method such as one of claim 1-4 is implemented, it is characterised in that including force
Device, sleeve, the cutting edge that fetches earth, upper seal closure, lower sealing lid is sampled, the sampling sleeve is both ends open structure, the applicator
Lower end with sampling sleeve upper end it is detachable affixed, it is described sampling sleeve lower end it is detachable with the upper end of the cutting edge that fetches earth
It is affixed, the cutting edge that fetches earth include superposed annulus and from annulus downwards in sharpening shape annular blade, fetch earth cutting edge
Communicate with sampling sleeve；
The upper seal closure and remove after applicator sampling sleeve upper end coordinate, the lower sealing lid with remove the cutting edge that fetches earth
The lower end of sampling sleeve afterwards coordinates；
Original state sandy soil sampler is also exceeded and is taken including the soil body and rejecting for rejecting the bottom face for exceeding sampling sleeve
The instrument of the soil body of the top end face of sample sleeve.
6. original state sandy soil sampler as claimed in claim 5, it is characterised in that the lower end of the applicator and sampling set
The detachable clamping in upper end of cylinder, lower end detachable clamping with the upper end of the cutting edge that fetches earth of the sampling sleeve；
Specifically, it is circumferentially spaced on the inwall of the upper and lower end of the sampling sleeve to be disposed with bayonet socket, under the applicator
Be respectively equipped with fixture block with the bayonet fittings on the outer wall of the upper end of end and the cutting edge that fetches earth, the upper end of the sampling sleeve and
On the inwall of lower end in the inner end of bayonet socket respectively have ledge structure, the thickness and applicator of ledge structure, the cutting edge that fetches earth insert
The thickness for entering part is identical so that applicator, sample sleeve, the cutting edge three that fetches earth inner chamber internal diameter it is identical, and then reduce into soil
Extruding and the disturbance to the soil body.
7. original state sandy soil sampler as claimed in claim 5, it is characterised in that the lower end of the applicator and sampling set
The threaded upper ends connection of cylinder, the lower end of the sampling sleeve are connected with the threaded upper ends of the cutting edge that fetches earth；
Specifically, female thread is equipped with the inwall of the upper and lower end of the sampling sleeve, the lower end of the applicator and fetch earth
The external screw thread with the screw-internal thread fit is respectively equipped with the outer wall of the upper end of cutting edge, the top and bottom of the sampling sleeve
There is ledge structure, the thickness and applicator of ledge structure, the insertion section of the cutting edge that fetches earth respectively in the inner end of female thread on inwall
Point thickness it is identical so that applicator, sample sleeve, the cutting edge three that fetches earth inner chamber internal diameter it is identical, and then reduce into native extruding
With the disturbance to the soil body.
8. original state sandy soil sampler as claimed in claim 5, it is characterised in that the upper surface of the sampling sleeve and under
End face is equally spaced to be provided with bayonet socket, and the lower surface of the collar of applicator is provided with the card with the bayonet fittings of the upper surface of sampling sleeve
Block, the upper surface of the cutting edge that fetches earth are provided with the fixture block with the bayonet fittings of the lower surface of sampling sleeve.
9. original state sandy soil sampler as claimed in claim 5, it is characterised in that the cutting edge that fetches earth is included positioned at top
Annulus and from annulus downwards in sharpening shape annular blade, annulus and annular blade inner chamber internal diameter with the sampling
The inner chamber internal diameter of sleeve is identical.
10. original state sandy soil sampler as claimed in claim 5, it is characterised in that the instrument is exceeded for rooting out
Sample the soil body of the bottom face of sleeve and the perching knife of the soil body of the top end face for exceeding sampling sleeve can be rooted out.
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| CN201610763899.1A CN106525483A (en) | 2016-08-30 | 2016-08-30 | Original sandy soil sampling method and sampling device |
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| CN201610763899.1A CN106525483A (en) | 2016-08-30 | 2016-08-30 | Original sandy soil sampling method and sampling device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195615A (en) * | 2018-02-02 | 2018-06-22 | 浙江中林勘察研究股份有限公司 | Original state three-phase soil sample sampler and sampling method |
| CN109141957A (en) * | 2018-08-13 | 2019-01-04 | 中国科学院南京土壤研究所 | A kind of acquisition and production method of 1 m original state monolith of sand |
| CN109459460A (en) * | 2018-12-25 | 2019-03-12 | 长安大学 | A kind of scanning electron microscope observation device and method of intact loess humidification sample |
| CN111366406A (en) * | 2020-04-28 | 2020-07-03 | 吉林大学 | Sampling device and sampling method for undisturbed sample of residual granite soil |
| CN113125224A (en) * | 2021-04-14 | 2021-07-16 | 海检检测有限公司 | Test piece of cable target layer, test piece manufacturing method and thickness measuring method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108195615A (en) * | 2018-02-02 | 2018-06-22 | 浙江中林勘察研究股份有限公司 | Original state three-phase soil sample sampler and sampling method |
| CN109141957A (en) * | 2018-08-13 | 2019-01-04 | 中国科学院南京土壤研究所 | A kind of acquisition and production method of 1 m original state monolith of sand |
| CN109141957B (en) * | 2018-08-13 | 2020-08-18 | 中国科学院南京土壤研究所 | Method for collecting and manufacturing undisturbed monolith with 1 m sandy soil |
| CN109459460A (en) * | 2018-12-25 | 2019-03-12 | 长安大学 | A kind of scanning electron microscope observation device and method of intact loess humidification sample |
| CN109459460B (en) * | 2018-12-25 | 2023-10-27 | 长安大学 | Scanning electron microscope observation device and method for undisturbed loess humidification sample |
| CN111366406A (en) * | 2020-04-28 | 2020-07-03 | 吉林大学 | Sampling device and sampling method for undisturbed sample of residual granite soil |
| CN113125224A (en) * | 2021-04-14 | 2021-07-16 | 海检检测有限公司 | Test piece of cable target layer, test piece manufacturing method and thickness measuring method |
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