CN107794901A - Device and method for survey soft soil area field sampling - Google Patents
Device and method for survey soft soil area field sampling Download PDFInfo
- Publication number
- CN107794901A CN107794901A CN201711021344.0A CN201711021344A CN107794901A CN 107794901 A CN107794901 A CN 107794901A CN 201711021344 A CN201711021344 A CN 201711021344A CN 107794901 A CN107794901 A CN 107794901A
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- China
- Prior art keywords
- sampler
- sampling
- soft soil
- expansion link
- soil area
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
- E02D1/02—Investigation of foundation soil in situ before construction work
- E02D1/04—Sampling of soil
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Soil Sciences (AREA)
- Analytical Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a kind of apparatus and method for survey soft soil area field sampling, the device includes：Carrying platform, it is arranged on above soft soil area to be sampled；Sampler, it includes outer barrel and is arranged on the inner cylinder of outer barrel, inner cylinder includes a sampler in a ring and the expansion link being removably connected with sampler, an annular element is internally provided with sampler, annular element in a manner of movement inside sampler can set, wherein, the upper and lower end of sampler is opening-like, when inner cylinder moves down, annular element is promoted to be moved up along the Y of sampler when soil sample is entered to inside sampler, until annular element covers in the upper end open of sampler；Drive device is sampled, it is arranged on carrying platform, and the expansion link of sampler is fixed in sampling drive device, is moved up and down under the driving of sampling drive device.The apparatus structure is simple, and installation rate is fast, workable, can obtain the soil sample of different depth.
Description
Technical field
The invention belongs to reconnoitre sampling field, more particularly to a kind of equipment for survey soft soil area field sampling
And method.
Background technology
Soft soil area prospecting is an important process in Soft Soils Consolidation in A.Set up the project for soft soil area engineering project
With engineering feasibility study early stage, it is necessary to understand the master horizon situation at scene in detail.Therefore, it is necessary to be carried out to soft soil area
Prospecting sampling.At present, the apparatus and method of soft soil area prospecting sampling mainly have three kinds：The first, soft soil area has relatively low
Moisture content and higher bearing capacity, prospecting sampling is carried out using conventional drilling equipment, conventional probing is right in pore forming process
Bottom soil layer causes certain disturbance；Second, soft soil area has higher moisture content and relatively low bearing capacity, conventional to bore
Equipment is visited because own wt is larger, can not be worked above；The third, soft soil area has very high moisture content and very low
Bearing capacity, personnel and equipment can not work thereon, by carrying out prospecting sampling work again after natural drying desiccation.
The content of the invention
For overcome the deficiencies in the prior art, the invention provides a kind of for survey soft soil area field sampling
Device and method, the apparatus structure is simple, and installation rate is fast, workable, can obtain the soil sample of different depth.
Technical scheme provided by the invention is：
In a first aspect, the invention provides a kind of equipment for survey soft soil area field sampling, including：
Carrying platform, it is arranged on above soft soil area to be sampled；
Sampler, it includes outer barrel and is arranged on the inner cylinder of the outer barrel, and the inner cylinder includes one in a ring
Sampler and the expansion link being removably connected with the sampler, a ring part is internally provided with the sampler
Part, the annular element are set in a manner of it can be moved inside the sampler, wherein, the upper end of the sampler is with
End is opening-like, and when the inner cylinder moves down, soil sample promotes the annular element along institute when entering to inside the sampler
The Y for stating sampler moves up, until the annular element covers in the upper end open of the sampler；
Drive device is sampled, it is arranged on the carrying platform, and the expansion link of the sampler is fixed on described take
In sample drive device, moved up and down under the driving of the sampling drive device.
Preferably, the described equipment for survey soft soil area field sampling, the expansion link take with described
Sample device is detachably connected, and its specific set-up mode is：External screw thread is provided with the outer surface of the expansion link, in the sampler
Annular inboard outer surface on be provided with the internal thread being adapted with the external screw thread on the flexible rod outer surface, it is described flexible
Bar and the sampler screw thread are affixed.
Preferably, the described equipment for survey soft soil area field sampling, the annular element is with can be
Mobile mode is set inside the sampler, and its specific set-up mode is：It is provided with the upper end open of the sampler
First annular occlusion part, the first annular occlusion part are engaged the sealing for ensureing the sampler with the annular element,
The second annular occlusion part is provided with the lower ending opening of the sampler.
Preferably, the described equipment for survey soft soil area field sampling, the first annular occlusion part
Width be more than the width of the described second annular occlusion part, and the width of the second annular occlusion part is 1mm~2mm.
Preferably, the described equipment for survey soft soil area field sampling, what it is in the sampler is in
A catch is provided with the lower end axle center of annular, the internal ring wall of the catch and the sampler is structure as a whole.
Preferably, the described equipment for survey soft soil area field sampling, the sampling drive device bag
A motor and the leading screw being connected with the motor are included, the leading screw is connected by a nut with the expansion link, is driven
The dynamic expansion link rises and sunk.
Preferably, the described equipment for survey soft soil area field sampling, in addition to a lid, it is used for
Cover the lower ending opening of the sampler.
Preferably, the described equipment for survey soft soil area field sampling, the outer barrel are provided with more piece,
Two adjacent sections are removably set.
Second aspect, the invention provides a kind of method for survey soft soil area field sampling, for reconnoitring
The equipment of work soft soil area field sampling, methods described include：
Step 1: installation carrying platform and sampling drive device；
Step 2: sampling drive device driving inner cylinder sinks, sampler is obtained first floor soil sample, then sample drive device
Drive inner cylinder to rise, sampler is removed from expansion link, and lid is covered at the lower ending opening of sampler, then by one
New sampler is arranged on the expansion link；
Step 3: the opening position that outer barrel is placed on to inner cylinder sampling protects the hole to be formed, and then, the sampling drive device
The inner cylinder that new sampler has been changed in driving sinks, the soil sample for making new sampler obtain next layer, then the sampling drive device
Drive inner cylinder to rise, new sampler is removed from expansion link, lid is covered at the lower ending opening of new sampler, and will be another
One new sampler is arranged on the expansion link；
Step 4: the hole for protection formation that the outer barrel is sunk.
The present invention comprises at least following beneficial effect：Due to being provided with carrying platform, on soft soil area to be sampled
Side, can be with convenient construction personnel activity；Because the sampler of setting includes outer barrel and is arranged on the inner cylinder of the outer barrel,
Outer barrel can protect the hole of formation well, do not allow the soil around hole to cave in and enter in hole, and the inner cylinder includes one in a ring
Sampler and the expansion link that is removably connected with the sampler, the benefit being arranged such be, sample drive device
When driving expansion link sinking, the sampler connected with expansion link sinks, and allows soil sample to enter in sampler, when sampler is filled
Afterwards, expansion link rises, and easily can remove the sampler for filling soil sample, and installs a new sampler, and expansion link
Adjustable in length, the soil sample of different depth can be obtained.An annular element is internally provided with the sampler, due to described
The upper and lower end of sampler is opening-like, and when the inner cylinder moves down, soil sample pushes away when entering to inside the sampler
Dynamic Y of the annular element along the sampler moves up, until the annular element covers in the sampler
Upper end open, during annular element moves axially upwards along the sampler, the air inside sampler can also be arranged
Go out, ensure that inside sampler be vacuum state as much as possible, ensure the integrality of soil sample moisture.
Further advantage, target and the feature of the present invention embodies part by following explanation, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the structural representation of the equipment of the present invention for survey soft soil area field sampling；
Fig. 2 is the schematic flow sheet of the method for the present invention for survey soft soil area field sampling.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The advantages of to make technical solution of the present invention, is clearer, and the present invention is made specifically with reference to the accompanying drawings and examples
It is bright.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of individual other elements or its combination.
As shown in figure 1, the equipment provided in an embodiment of the present invention for survey soft soil area field sampling, including：
Carrying platform 4, it is arranged on above soft soil area to be sampled；Sampler, it includes outer barrel 1 and is arranged on the outer barrel
Inner cylinder 2, the inner cylinder 2 includes a sampler 21 in a ring and the expansion link being removably connected with the sampler
22, in the annular element 9 that is internally provided with of the sampler 21, the annular element 9 inside the sampler can move
Dynamic mode is set, wherein, the upper and lower end of the sampler is opening-like, and when the inner cylinder moves down, soil sample is entered
Y of the annular element along the sampler is promoted to move up when entering to the sampler, until the annular
State the upper end open of sampler in member covers residence；Drive device is sampled, it is arranged on the carrying platform, the sampling dress
The expansion link put is fixed in the sampling drive device, is moved up and down under the driving of the sampling drive device.
, can be with convenient construction personnel activity above soft soil area to be sampled due to being provided with carrying platform；Due to
The sampler of setting includes outer barrel and is arranged on the inner cylinder of the outer barrel, and outer barrel can protect the hole of formation well,
Do not allow the soil around hole to cave in enter in hole, the inner cylinder includes a sampler in a ring and with the sampler with removable
The expansion link that the mode of unloading connects, the benefit being arranged such be, when sampling drive device driving expansion link sinks, and expansion link connects
The sampler connect sinks, and allows soil sample to enter in sampler, and after sampler is filled, expansion link rises, can be easily by dress
The sampler of full soil sample is removed, and installs a new sampler, and the adjustable in length of expansion link, can obtain different depth
Soil sample.An annular element is internally provided with the sampler, because the upper and lower end of the sampler is in open
Mouth shape, when the inner cylinder moves down, soil sample promotes the annular element along the sampler when entering to inside the sampler
Y moves up, until the annular element covers in the upper end open of the sampler, annular element is along the sampling
During device moves axially upwards, the air inside sampler can also be discharged, ensure that sampler inside is as much as possible
Vacuum state, ensure the integrality of soil sample moisture.
In order to which quickly and easily sampler is removed, and as far as possible without using less parts, the embodiment of the present invention
Another preferred embodiment be：The described equipment for survey soft soil area field sampling, the expansion link with
The sampler is detachably connected, and its specific set-up mode is：External screw thread is provided with the outer surface of the expansion link, described
The internal thread being adapted with the external screw thread on the flexible rod outer surface, institute are provided with the outer surface of the annular inboard of sampler
State expansion link and the sampler screw thread is affixed.
Wherein, the described equipment for survey soft soil area field sampling, in the sampler in a ring
Lower end axle center at be provided with a catch 3, the internal ring wall of the catch and the sampler is structure as a whole.
The benefit being arranged such is to ensure that soil sample will not enter to the threaded connection place of expansion link and sampler, is ensured
The drying of junction, extend its life-span.
Moved in order to facilitate annular element, and can guarantee that the seal of sampler, the another embodiment party of the embodiment of the present invention
Formula is：The described equipment for survey soft soil area field sampling, the annular element is with can be in the sampler
The mode of portion's movement is set, and its specific set-up mode is：First annular block is provided with the upper end open of the sampler
Portion 10, the first annular occlusion part is engaged the sealing for ensureing the sampler with the annular element, in the sampling
The second annular occlusion part 11 is provided with the lower ending opening of device.Wherein, it is described to be used for survey soft soil area field sampling
Equipment, the width of the first annular occlusion part is more than the width of the described second annular occlusion part, and second annular hides
The width of stopper is 1mm~2mm.
When it is implemented, in order to be further ensured that the seal of sampler, groove or convex can be set on annular element
Rise, groove or raised corresponding projection or groove with being set on annular element are set on first annular occlusion part.It is described
First annular occlusion part, it can be arranged in one of side wall of annular sampler, can also be arranged in two side walls,
But it must be ensured that sampler leaves the hole for exhaust.The width of second annular occlusion part is small as far as possible, it is not influenceed
Soil sample is entered in sampler, and the main purpose of the second annular occlusion part prevents annular element from being come out from sampler,
Specifically, the described equipment for survey soft soil area field sampling, the sampling drive device 6 includes
One motor and the leading screw 7 being connected with the motor, the leading screw are connected by a nut 8 with the expansion link, are driven
The dynamic expansion link rises and sunk.Expansion link uses conventional method, as long as the embodiment of the present invention can be realized, the present invention is real
Apply example and do not do specific requirement.
Further, the described equipment for survey soft soil area field sampling, in addition to a lid, it is used for
Cover the lower ending opening of the sampler.The setting of lid, which can facilitate, is sealed sampler.
In order to easily protect the hole of the different depth of formation, the another preferred embodiment of the embodiment of the present invention
For：The described equipment for survey soft soil area field sampling, the outer barrel are provided with more piece, and adjacent two sections are with can
The mode of dismounting is set.
The embodiment of the present invention additionally provides a kind of method for survey soft soil area field sampling, shown in Fig. 2, uses
In the equipment of survey soft soil area field sampling, methods described includes：
S01, installation carrying platform and sampling drive device；
S02, sampling drive device driving inner cylinder sink, and sampler is obtained first floor soil sample, then sample drive device and drive
Dynamic inner cylinder rises, and sampler is removed from expansion link, and lid is covered at the lower ending opening of sampler, then new by one
Sampler be arranged on the expansion link on；
S03, the opening position that outer barrel is placed on to inner cylinder sampling protect the hole to be formed, S031, then, the sampling driving dress
The inner cylinder sinking that new sampler has been changed in driving, the soil sample for making new sampler obtain next layer are put, the then sampling driving fills
Put driving inner cylinder to rise, new sampler is removed from expansion link, lid is covered at the lower ending opening of new sampler, and will
Another new sampler is arranged on the expansion link；
S04, sink the outer barrel hole that protection is formed.
By above-mentioned steps, the soil of different depth can be sampled, and measure.
As described above, the apparatus structure is simple, installation rate is fast, workable, can obtain the soil sample of different depth.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details and shown here as the legend with description.
Claims (9)
- A kind of 1. equipment for survey soft soil area field sampling, it is characterised in that including：Carrying platform, it is arranged on above soft soil area to be sampled；Sampler, it includes outer barrel and is arranged on the inner cylinder of the outer barrel, and the inner cylinder includes the sampling one in a ring Device and the expansion link being removably connected with the sampler, an annular element is internally provided with the sampler, The annular element is set in a manner of it can be moved inside the sampler, wherein, the upper end and lower end of the sampler Portion is opening-like, and when the inner cylinder moves down, soil sample promotes the annular element described in when entering to inside the sampler The Y of sampler moves up, until the annular element covers in the upper end open of the sampler；Drive device is sampled, it is arranged on the carrying platform, and the expansion link of the sampler is fixed on the sampling and driven On dynamic device, moved up and down under the driving of the sampling drive device.
- 2. it is used for the equipment of survey soft soil area field sampling as claimed in claim 1, it is characterised in that described flexible Bar is detachably connected with the sampler, and its specific set-up mode is：External screw thread is provided with the outer surface of the expansion link, The interior spiral shell being adapted with the external screw thread on the flexible rod outer surface is provided with the outer surface of the annular inboard of the sampler Line, the expansion link and the sampler screw thread are affixed.
- 3. it is used for the equipment of survey soft soil area field sampling as claimed in claim 1, it is characterised in that the annular Can be set in a manner of movement inside the sampler, its specific set-up mode is part：Opened in the upper end of the sampler First annular occlusion part is provided with mouthful, the first annular occlusion part is engaged with the annular element ensures the sampler Sealing, the second annular occlusion part is provided with the lower ending opening of the sampler.
- 4. it is used for the equipment of survey soft soil area field sampling as claimed in claim 3, it is characterised in that described first The width of annular occlusion part is more than the width of the described second annular occlusion part, and the width of the second annular occlusion part is 1mm ~2mm.
- 5. it is used for the equipment of survey soft soil area field sampling as claimed in claim 4, it is characterised in that take described A catch is provided with the lower end axle center in a ring of sampling device, the internal ring wall of the catch and the sampler is integrated knot Structure.
- 6. it is used for the equipment of survey soft soil area field sampling as claimed in claim 1, it is characterised in that the sampling Drive device includes a motor and the leading screw being connected with the motor, and the leading screw is stretched by a nut with described Bar connects, and drives the expansion link to rise and sink.
- 7. it is used for the equipment of survey soft soil area field sampling as claimed in claim 1, it is characterised in that also including one Lid, it is used for the lower ending opening for covering the sampler.
- 8. it is used for the equipment of survey soft soil area field sampling as claimed in claim 1, it is characterised in that the outer barrel More piece is provided with, adjacent two sections are removably set.
- 9. a kind of method for survey soft soil area field sampling, it is used for for any described in claim 1~8 The equipment of survey soft soil area field sampling, it is characterised in that methods described includes：Step 1: installation carrying platform and sampling drive device；Step 2: sampling drive device driving inner cylinder sinks, sampler is obtained first floor soil sample, then sample drive device driving Inner cylinder rises, and sampler is removed from expansion link, and lid is covered at the lower ending opening of sampler, then new by one Sampler is arranged on the expansion link；Step 3: the opening position that outer barrel is placed on to inner cylinder sampling protects the hole to be formed, and then, the sampling drive device driving The inner cylinder for having changed new sampler sinks, the soil sample for making new sampler obtain next layer, then the sampling drive device driving Inner cylinder rises, and new sampler is removed from expansion link, lid is covered at the lower ending opening of new sampler, and will be another new Sampler be arranged on the expansion link on；Step 4: the hole for protection formation that the outer barrel is sunk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711021344.0A CN107794901B (en) | 2017-10-26 | 2017-10-26 | Equipment and method for surveying field sampling of soft soil area in work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711021344.0A CN107794901B (en) | 2017-10-26 | 2017-10-26 | Equipment and method for surveying field sampling of soft soil area in work |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107794901A true CN107794901A (en) | 2018-03-13 |
| CN107794901B CN107794901B (en) | 2020-03-31 |
Family
ID=61547971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711021344.0A Active CN107794901B (en) | 2017-10-26 | 2017-10-26 | Equipment and method for surveying field sampling of soft soil area in work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107794901B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284833A (en) * | 2020-11-06 | 2021-01-29 | 中国港湾工程有限责任公司 | Hand-held sand sampler |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203334261U (en) * | 2013-05-17 | 2013-12-11 | 杨永强 | Road bed compaction degree sampling device |
| CN206504888U (en) * | 2017-02-22 | 2017-09-19 | 广西壮族自治区农业科学院农业资源与环境研究所 | A kind of piston type soil sampler |
-
2017
- 2017-10-26 CN CN201711021344.0A patent/CN107794901B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203334261U (en) * | 2013-05-17 | 2013-12-11 | 杨永强 | Road bed compaction degree sampling device |
| CN206504888U (en) * | 2017-02-22 | 2017-09-19 | 广西壮族自治区农业科学院农业资源与环境研究所 | A kind of piston type soil sampler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284833A (en) * | 2020-11-06 | 2021-01-29 | 中国港湾工程有限责任公司 | Hand-held sand sampler |
| CN112284833B (en) * | 2020-11-06 | 2024-02-09 | 中国港湾工程有限责任公司 | Hand-held sand sampler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107794901B (en) | 2020-03-31 |
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