CN108426736A - The undisturbed soil column sample sampler of salt marshes - Google Patents
The undisturbed soil column sample sampler of salt marshes Download PDFInfo
- Publication number
- CN108426736A CN108426736A CN201810532744.6A CN201810532744A CN108426736A CN 108426736 A CN108426736 A CN 108426736A CN 201810532744 A CN201810532744 A CN 201810532744A CN 108426736 A CN108426736 A CN 108426736A
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- China
- Prior art keywords
- sample
- memotron
- plug
- lift lever
- sampler
- 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
- 239000002689 soil Substances 0.000 title claims abstract description 24
- 150000003839 salts Chemical class 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 239000004568 cement Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 7
- 239000012780 transparent material Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims 1
- 238000005070 sampling Methods 0.000 abstract description 25
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000003749 cleanliness Effects 0.000 abstract description 2
- 230000008021 deposition Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 244000273256 Phragmites communis Species 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012543 microbiological analysis Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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 present invention provides a kind of undisturbed soil column sample sampler of salt marshes, including memotron, lift lever, reciprocal plug, rubber plug, steel ring, fixing device；The reciprocal plug of inside setting of the memotron, reciprocal plug are fixedly connected with the front end of lift lever, and rubber plug is arranged at the upper end tube nozzle of memotron, and the middle part of rubber plug is equipped with the hole moved up and down for lift lever, venthole is also set up on rubber plug；Fixing device is arranged in the top of lift lever top cement plug；Steel ring is also set up on the upper end outer wall of memotron, the steel ring is screwed by two half-turns, and the outside of steel ring is symmetrical arranged handle；The lower end of memotron is sample tap, and ring cutter or sample lid is arranged at sample tap.The sampler has the advantages that：Sample is taken out of by back and forth filling in the vacuum state formed between sample, depth selection and sampling diameter are more than existing sampler；Deposition compacting is reduced in sampling process, the authenticity and integrity of sample is good, cleanliness factor is high, can more realistically reflect geology.
Description
Technical field
The present invention relates to salt marshes geologic survey and studying technological domains, and in particular to a kind of salt marshes are undisturbed
Soil column sample sampler.
Background technology
Deposit 0-100cm depth is the important stratum of salt marshes evolution development, to the salt marshes soil of the depth
Sampling is very necessary.Salt marshes are often by the typical salt-marsh vegetation covering such as reed, and vegetation density is big, and root of phragmites communis is in soil
Earth near surface forms one layer of solid fibrous root layer, and existing sampler penetrates this layer of difficulty.Salt marshes are existing than relatively soft
Sampler be easy to cause sample depth distortion.In addition, the pedotheque later stage inside existing sampler is obtained by with cutting
Cutting mill takes out sample after cutting sampler, and cutting machine blade is easily contacted with pedotheque, and the sampler cut will produce powder
End all polluted pedotheque to a certain extent, be unfavorable for the development of later stage work.
For geological sampling, the sample once obtained is more, and test analysis parameter is more, and depth selection is deeper, research
Age is more remote, is more conducive to scientific research, and this requires may get more samples, deeper sample during primary sample
Product.Existing sampler generally leans on the viscosity of soil and the frictional force between sampler to take sample out of, for cylindrical sample
For, soil volume is bigger, and dead weight is bigger, and the frictional force by the viscosity of soil and between sampler can not get deeper sample
Product, therefore, the depth selection of existing sampler are shallower, and sampling diameter is smaller.
Deposit 0-100cm depth is the important stratum of salt marshes evolution development, to the salt marshes soil of the depth
Sampling is very necessary.There is presently no a kind of effective sampling instruments quickly and effectively to obtain 0-100cm salt marshes not
Disturbed soil sample.
Invention content
Shallower it is an object of the invention to be directed to existing soil sample collector depth selection, the smaller problem of sampling diameter carries
For a kind of undisturbed soil column sample sampler for salt marshes, depth selection up to 120cm, sample diameter up to 10cm,
It is particularly suitable for salt marshes 0-100cm depth sampling.
The present invention is realized using technical solution below：
A kind of undisturbed soil column sample sampler of salt marshes, including memotron, lift lever, reciprocal plug, rubber plug, steel
Circle, fixing device；The reciprocal plug of inside setting of the memotron, reciprocal plug are fixedly connected with the front end of lift lever, memotron
Rubber plug is set at upper end tube nozzle, and the middle part of rubber plug is equipped with the hole moved up and down for lift lever, venthole is also set up on rubber plug；It is promoted
Fixing device is arranged in the top of bar top cement plug；Steel ring is also set up on the upper end outer wall of memotron, the steel ring is led to by two half-turns
It crosses screw to fix, the outside of steel ring is symmetrical arranged handle；The lower end of memotron is sample tap, and annular, which is arranged, at sample tap cuts
Cutter or sample lid.
Further, sample tap is threadedly coupled with cutter or sample lid.
Further, the edge of a knife of the cutter is serrated.
Further, the fixing device is made of sliding sleeve and bolt, and sliding sleeve is sleeved on lift lever, the side setting of sliding sleeve
Threaded hole, bolt coordinate with threaded hole.
Further, the reciprocal bullet filled in the ring bodies by two hard setting up and down and be arranged between ring bodies
Property gasket composition, the centre back and forth filled in is threaded hole, is threadedly coupled with lift lever.
Further, the surface of the memotron is equipped with graduated scale.
Further, the material of the memotron is transparent material.
The undisturbed soil column sample sampler of salt marshes provided by the invention has the advantages that：(1) by past
The vacuum state formed between multiple plug and sample takes sample out of, and the sampling that can reach the depth selection and 10cm of 120cm is straight
Diameter, considerably beyond existing sampler；(3) deposition compacting is reduced in sampling process, the authenticity and integrity of sample is good, cleanliness factor
Height can more realistically reflect geology；(4) sampling is convenient, improves work efficiency, may be reused, simple in structure, cost
It is low, it is readily transported.
Description of the drawings
Fig. 1 is the undisturbed soil column sample sampler structure schematic diagram of embodiment salt marshes；
Fig. 2 is embodiment rubber plug and steel ring structure schematic diagram；
Fig. 3 is the structural schematic diagram that embodiment is back and forth filled in；
Fig. 4 is the vertical section schematic diagram of embodiment cutter；
Fig. 5 is embodiment sample lid schematic diagram；
Fig. 6 is embodiment fixture structure schematic diagram；
Fig. 7 is sampling process schematic diagram.
In above each figure：1, lift lever；2, memotron；3, reciprocal plug；4, steel ring；5, rubber plug；6, venthole；7, handle；
8, sample tap；9, cutter；10, sample lid；11, fixing device；12, sliding sleeve；13, bolt.
Specific implementation mode
In order to which the above objects, features and advantages of the present invention is more clearly understood, below in conjunction with the accompanying drawings and implement
The present invention will be further described for example.It should be noted that in the absence of conflict, in embodiments herein and embodiment
Feature can be combined with each other.
Embodiment
The present embodiment provides a kind of undisturbed soil column sample samplers of salt marshes, as depicted in figs. 1 and 2, including storage
Deposit pipe 2, lift lever 1, back and forth plug 3, rubber plug 5, steel ring 4, sample lid 10 and fixing device 11.
2 both ends open of memotron is internally provided with the cavity for accommodating sample.At least part of memotron 2 is transparent material,
It is preferred that memotron 2 is glass steel material, good corrosion resistance, service life is long, and avoids causing the pollution to pedotheque.Storage
It is preferably provided graduated scale on pipe 2.Transparent material is convenient for the state and physical characteristic of field observation inner sample, to the sample of acquirement
Satisfaction can do live judgement, avoid and return to laboratory and cut open the case where sample is dissatisfied to do over again, indirectly save cost.With
This can be also layered and be described in detail to sample according to the graduation mark of sampler simultaneously, when recognizing the physical characteristic of sample
Between field condition has also been advanceed to by the laboratory in later stage.Due in actual operation if there is chemistry and microorganism testing need
It wants, the sample obtained from field generally requires first to be put into freezen protective in refrigerator, and freezing usually makes soil physical property occur not
With the change of degree, after returning to laboratory, takes out sample and be described further, soil part physical feature is destroyed.Selection is saturating
Bright reservoir material can take into account the physics of sample and chemical microbiological analysis needs, improve the using effect of sample.
The inside setting of memotron 2 is reciprocal to fill in 3.As shown in figure 3, ring bodies of the reciprocal plug by two hard setting up and down
And the elastomeric pad composition being arranged between ring bodies.Reciprocal plug 3 is fixedly connected with the front end of lift lever 1, the rear end of lift lever 1
Expose memotron 2, push and pull lift lever, reciprocal plug 3 moves up and down in memotron 2.
The preferred acrylic material of material of ring bodies, elastomeric pad preferred rubber material can either play preferable buffering
Effect, additionally it is possible to prevent two ring bodies are opposite from sliding, play fixed function, simultaneously, moreover it is possible to increase reciprocal plug 3 and memotron 2
Between air-tightness.It is preferred that back and forth the centre of plug 2 is threaded hole, it is threadedly coupled, is convenient for changing with lift lever 1.Further,
Can also handle be set in the rear end of lift lever 1, it is easy to use.
As shown in Fig. 2, rubber plug 5 is arranged at the upper end tube nozzle of memotron 2, the middle part of rubber plug 5 is provided with for being moved down on lift lever 1
Dynamic hole, rubber plug can fix lift lever and not move left and right, and ensure that the quality of sample.Venthole 6 is also set up on rubber plug.Venthole
6 make the part back and forth filled in memotron 2 on 3 be connected always with air, ensure that the top of reciprocal plug 3 always with ambient atmosphere
It presses identical, and then ensures deepening continuously with sampler, the sample into memotron 2 heads on reciprocal plug 3 and lift lever 1 is opposite
Memotron 2 constantly moves up.
Steel ring 4 is also set up on the upper end outer wall of memotron 2, as shown in Fig. 2, the steel ring 4 passes through screw by two half-turns
Fixation forms, and non-slip rubber ring is arranged between steel ring and memotron 2.As shown in Figure 1, the outside of steel ring 4 is symmetrical arranged sampling handle
Hand 7, sampling handle 7 are to be detachably fixed to connect with steel ring 4, are such as threadedly coupled.The effect for sampling handle 4 is to advance downwardly storage
Pipe samples.When not used, sampling handle 7 can be unloaded, it is easy to carry.
The lower end of memotron 2 is sample tap 8, and ring cutter 9 or sample lid 10 is arranged at sample tap 8.When sampling, sampling
Ring cutter 9 is installed, as shown in figure 4, the edge of a knife of cutter 9 is serrated, the sharp edge of a knife can be readily switched off at mouth 8
The solid fibrous root layer of soil near surface makes memotron 2 penetrate and arrives deeper depth under the layer.After sampling, cutter is removed
Sample lid 10 is changed, sample is sealed up.Sample lid 10 can select good seal performance and corrosion resistant serum cap, make sample that can grow
The preservation of time is not oxidized, and soil moisture content is not lost.For the ease of replacing component, and ensure stable structure, sample tap 8 is set
External screw thread is set, corresponding internal thread is arranged in ring cutter or sample lid.
Fixing device 11 is arranged in the top of 1 top cement plug 5 of lift lever.After locking and fixing device 11, lift lever 1 can not be toward storage
In-pipe, lifting sampling handle 7 upwards, sample be fixed at atmosheric pressure in memotron 2 and then sampler together by
It takes out.
As shown in fig. 6, fixing device 11 is preferably made of sliding sleeve 12 and bolt 13, sliding sleeve 12 is sleeved on lift lever 1, sliding sleeve
Side be threaded hole, bolt 13 coordinates with threaded hole.By tightening or unclamping bolt 13, fixing device 11 can be locked
Tight or opening.
In use, as shown in fig. 7, change cutter, sampler is placed into soil surface, push down on lift lever make it is past
Multiple plug falls on the bottom of memotron, slowly rotation sampling handle, and applies a downward power simultaneously, and memotron is made to go deep into soil
In, reservoir outer wall graduation mark is observed, after the sample for getting required depth, stop operating handle, and locking and fixing device is fixed
Lift lever makes it that can not move down, firmly lifting sampling handle, and extraneous atmospheric pressure acts on the top back and forth filled at this time,
Since fixing device has fixed the relative position of lift lever, imporosity between the lower part back and forth filled in and sample is equivalent to vacuum,
As whole device is raised, external atmosphere pressure supports the sample in entire reservoir as device is carried over ground together,
Sample is taken out of without falling down, unloads cutter, sample lid in torsion seals sample.Unload the steel ring at the top of memotron
With sampling handle, the sampling work for being undisturbed sample is completed.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the scope of the present invention
It is defined, under the premise of not departing from design spirit of the present invention, those of ordinary skill in the art are to technical scheme of the present invention
The various modifications made and improvement should all be fallen into the protection domain of claims of the present invention determination.
Claims (7)
1. a kind of undisturbed soil column sample sampler of salt marshes, which is characterized in that including memotron, lift lever, reciprocal plug,
Rubber plug, steel ring, fixing device；The reciprocal plug of inside setting of the memotron, reciprocal plug are fixedly connected with the front end of lift lever, store up
Setting rubber plug at the upper end tube nozzle of pipe is deposited, the middle part of rubber plug is equipped with the hole moved up and down for lift lever, ventilation is also set up on rubber plug
Hole；Fixing device is arranged in the top of lift lever top cement plug；Steel ring is also set up on the upper end outer wall of memotron, the steel ring is by two
Half-turn is screwed, and the outside of steel ring is symmetrical arranged handle；The lower end of memotron is sample tap, is arranged at sample tap
Ring cutter or sample lid.
2. sampler according to claim 1, which is characterized in that sample tap is threadedly coupled with cutter or sample lid.
3. sampler according to claim 1, which is characterized in that the edge of a knife of the cutter is serrated.
4. sampler according to claim 1, which is characterized in that the fixing device is made of sliding sleeve and bolt, sliding sleeve
It is sleeved on lift lever, the side of sliding sleeve is threaded hole, and bolt coordinates with threaded hole.
5. sampler according to claim 1, which is characterized in that the reciprocal ring filled in by two hard setting up and down
Shape body and the elastomeric pad composition being arranged between ring bodies, the centre back and forth filled in is threaded hole, is threadedly coupled with lift lever.
6. according to claim 1-5 any one of them samplers, which is characterized in that the surface of the memotron is equipped with scale
Ruler.
7. sampler according to claim 6, which is characterized in that the material of the memotron is transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532744.6A CN108426736A (en) | 2018-05-29 | 2018-05-29 | The undisturbed soil column sample sampler of salt marshes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532744.6A CN108426736A (en) | 2018-05-29 | 2018-05-29 | The undisturbed soil column sample sampler of salt marshes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108426736A true CN108426736A (en) | 2018-08-21 |
Family
ID=63164486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810532744.6A Pending CN108426736A (en) | 2018-05-29 | 2018-05-29 | The undisturbed soil column sample sampler of salt marshes |
Country Status (1)
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| CN (1) | CN108426736A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655309A (en) * | 2019-02-01 | 2019-04-19 | 东北林业大学 | A kind of drawing out soil equipment and method suitable for the acquisition of forest fieid soil monolith |
| CN111024439A (en) * | 2020-01-10 | 2020-04-17 | 西京学院 | Soil environment sampling monitoring devices with portable energy |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109655309A (en) * | 2019-02-01 | 2019-04-19 | 东北林业大学 | A kind of drawing out soil equipment and method suitable for the acquisition of forest fieid soil monolith |
| CN111024439A (en) * | 2020-01-10 | 2020-04-17 | 西京学院 | Soil environment sampling monitoring devices with portable energy |
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