CN101545831B - Original-state soil sampler - Google Patents
Original-state soil sampler Download PDFInfo
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- CN101545831B CN101545831B CN2009100260169A CN200910026016A CN101545831B CN 101545831 B CN101545831 B CN 101545831B CN 2009100260169 A CN2009100260169 A CN 2009100260169A CN 200910026016 A CN200910026016 A CN 200910026016A CN 101545831 B CN101545831 B CN 101545831B
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Abstract
The invention relates to an original-state soil sampler comprising a soil sample collecting system and a soil sample pushing system. The original-state soil sampler is characterized in that the soil sample collecting system is formed by connecting a manual handle, an extension rod and a sampling head; the soil sample pushing system is formed by a shoving screw, a shoving rod, a shoving base and a shoving sheet, wherein the shoving screw is connected with the shoving rod inside the extension rod, and the shoving sheet is located inside the sampling head. In the invention, the sampling amount for one time can meet the requirement for monitoring regular pollutant index in soil, thereby greatly improving the sampling efficiency; the sampling head can be easily pushed out of the soil sample so as to ensure convenient and simple discharging process; the sample can be directly pushed out of the sampling head by the shoving sheet without using consumptive materials such as a circular ring, and the like, thereby saving resources; and the original soil level can be maintained and the sampling effect is ensured by controlling the whole process of sampling and discharging effectively.
Description
Technical field
The present invention relates to gather the sampler of place soil such as farmland, vegetable plot, contaminated site.
Background technology
In recent years, along with China's rapid development of economy, living standards of the people progressively improve, but meanwhile, Human's production and life have brought certain negative effect also for the environment of depending on for existence, and the soil environment quality problem is exactly one of them emphasis.Soil has very big difference as media such as a kind of important surrounding medium and atmosphere, water, and the soil flowability is less, and the migration conversion rate was slow relatively after pollutant entered soil, will be difficult to repair in case be subjected to polluting.China is populous, per capita land area few (have only people from world mean 29%), the soil pollution overall situation is quite severe, soil environment quality presents the situation that progressively descends, so soil environment problem (especially moving the soil in places such as place with people produce, life is in close relations farmland, city neighborhood, industry) has become the focus that people pay close attention to.
Along with the raising of people to soil environment problem attention rate, to the research of soil environment aspect also progressively deeply, the pedotheque collecting work is the basis of soil environment Study on Problems, sample collecting science, representativeness and standardization most important.There are not respective standard and regulation in China as yet for the instrument of pedotheque collection at present, relevant exploitation is also less relatively, using comparatively widely at present, the pedotheque collector has cardinal principle can be divided into two types, a kind of is to use more stainless steel tubular sampler in the soil pollution investigation work, promptly be about 20～30cm, the stainless-steel tube side of the about 2cm of diameter excises about 1/3, and (two respectively stays about 1～2cm), be connected to then on the band T-shape handle, though this sampler is easy to carry, but technology is simple, in use run into a lot of practical problemss, as: 1. because the compaction in when sampling, sample is difficult to take out pack to sample in sampler; 2. the single sampling amount is less, and single sampling point need be gathered for several times usually, inefficiency; 3. sampling depth is limited, can only gather top layer 0～20cm soil usually, especially runs into when the stronger soil of viscosity is gathered comparatively to require great effort; 4. can't guarantee to keep that soil is former has levels during sample collecting.Another kind of soil sample collector is then comparatively complicated, is made up of parts such as cartridge type rotary head, the rotary head of heart type and T-shape handle, extension rod, scraper, hammering head, sampling annulus.Though this sampler can solve first kind of problem that sampler in use runs into to a certain extent, but because parts are more, carry inconvenience, and in use need often to change rotary head, it is convenient inadequately to use, this sampler need be used the sampling annulus when gathering original-state soil in addition, and certain consumptive material loss is arranged.
Summary of the invention
1, the technical matters that will solve
The problem that in use runs at existing soil sample collector: change soil during sampling formerly have levels, sampling depth control is bad, the sampling equipment carries inconvenience and unloads the sample inconvenience; The invention provides the original-state soil sampling thief, can guarantee not pollute the pedotheque of collection in the time of can making sampling, also can guarantee that disturbed soil is original not inferior layer by layer simultaneously, reach the purpose of gathering original-state soil.Further purpose of the present invention is to make that the sampler use is easy simultaneously, reduces dismounting and assembling in the use; Sampling is convenient, can realize the one man operation under no external force assistance condition; The sample bottle (or sample sack) of packing under the condition that sample can maintain the original state.
2, technical scheme
Original-state soil sampler comprises that pedotheque acquisition system and pedotheque release system, it is characterized in that the pedotheque acquisition system by manual handle, extension rod and sampling head by being formed by connecting; Pedotheque is released system and is made of pushing screw rod, charging ram, feeding seat and pushing sheet, and wherein pushing screw rod and charging ram join in extension rod inside, and pushing sheet is positioned at sampling head inside.
Before the sampling, at first rotating the pusher handwheel makes pushing sheet retreat to the cylindrical shell top, press down during sampling and suitable rotation manual handle, make pedotheque enter cylindrical shell, extracting sampler is placed on the feeding seat, rotate the drive of pusher handwheel and press down pushing sheet, make the interior pedotheque of cylindrical shell withdraw from cylindrical shell and enter in the collection container.
Above-mentioned pushing screw rod is fixedlyed connected with the pusher handwheel.The sampling head profile is a tubular, and front end face is the ripple tangent plane.
Increase extension rod, for being threaded, the length of extension rod is generally 1m between the extension rod, is easy to carry, and 1～5 such extension rod can be arranged.
Manual handle is symmetrically distributed in the both sides of extension rod, makes firmly less and evenly.Be connected with extension rod sampling head on be distributed with pore, when being convenient to take a sample in the sampler barrel gas discharge smoothly, reduce pressure resistance down, need not the first-class external force of hammering association group and can realize light sampling.
The feeding seat that discharging is used also comprises three foot-supporting frames, and available screw is fixed on the feeding seat.
3, beneficial effect
Original-state soil sampler of the present invention has beneficial effect at sample effect, sampling efficiency, operating process, aspect such as economize on resources.Specific as follows:
(1) sample effect aspect: the original-state soil sampler sampling head adopts the tubular design, barrel is thin, the sampling head front end adopts the design of ripple tangent plane, has reduced the contact area of sampling head and soil profile greatly, has reduced sampling process to the former disturbance that has levels of soil on largely; Withdraw from sampling head and the unloading rack below placement sampling bottle (or sampler bag) of directly packing into by pushing sheet promotion pedotheque in the tube after original-state soil sampler is placed on the unloading rack, reduced discharge process the former disturbance that has levels of soil.Therefore, original-state soil sampler can keep original soil layer preferably by the effective control to sampling and the whole process of discharging, has guaranteed sample effect.
(2) sampling efficiency aspect: original-state soil sampler sampling head front end adopts the design of ripple tangent plane, has improved the effect that presses down when taking a sample; The interior gas of sampler barrel was discharged smoothly when the vent port that sampling head connection extension rod place leaves was convenient to take a sample, and reduced pressure resistance down; Original-state soil sampler sampling head single sampling amount generally can both satisfy the monitoring requirement of conventional pollutant index in the soil, has improved sampling efficiency greatly.
(3) after the original-state soil sampler installation, in sampling process, need not to change the first-class parts of sampling, but continuous sampling, and operating process is easy; Original-state soil sampler can easily easily be released sampling head with pedotheque by pushing sheet in the sampler barrel, and discharge process is convenient simple and direct.
(4) have pushing sheet in the original-state soil sampler sampling head, can directly sample be released sampling head by pushing sheet, the consumptive materials such as annulus that need not to sample economize on resources.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Further specify the present invention below in conjunction with accompanying drawing
Embodiment 1:
The original-state soil sampler structural representation comprises that pedotheque acquisition system and pedotheque release system as shown in Figure 1, the pedotheque acquisition system by manual handle 3, extension rod 4 and sampling head 7 by being formed by connecting; Pedotheque is released system and is made of pushing screw rod 2, charging ram 5, feeding seat 6 and pushing sheet 8, and wherein pushing screw rod 2 is joined in extension rod 4 inside with charging ram 5, and pushing sheet 8 is positioned at sampling head 7 inside.Pushing screw rod 2 is fixedlyed connected with pusher handwheel 1.
The quantity of each parts of original-state soil sampler is: 1 sampling head, 3 extension rods, 1 pusher handle, 1 pushing screw rod, 1 unloading rack (foot-supporting frame that discharging is used) and 2 manual handles.Except that unloading rack, miscellaneous part is stainless steel, light weight, simultaneously original-state soil sampler need not parts such as hammering head, hairbrush, sampling annulus, significantly reduced quality and and volume, easy to carry.Sampling head cylindrical shell (long is 20cm, and internal diameter is 6cm, and barrel thickness is 1mm).
Its concrete step of using is:
The sampling head of sampler is caught up with by being threaded onto to prolong, and extension rod is a hollow stem, manual handle is installed after putting into charging ram therein, and the pusher handwheel is installed on manual handle at last again.
1. earlier the original-state soil sampling thief is installed on request, then the pusher handwheel is rotated counterclockwise to the top, the interior pushing sheet of cylindrical shell this moment rises to the cylindrical shell upper end, and the original-state soil sampling thief is in running order.
2. select smooth soil surface to carry out operation as far as possible.Sampled point requires the hard residual body of thing such as no fragment of brick, cement, metal, avoids the place of rubbish or ponding as far as possible.Original-state soil sampler has 3 long extension rods of 1m, and every extension rod can be gathered different depth soil as required by being threaded, and sampling depth can reach 3m.
3. vertically place sampling thief at sampled point,, make an end grain evenly cut soil, retrograde rotation manual handle when reaching predetermined depth, the vertical sampling thief that takes out from soil by the rotation manual handle.Be difficult for more by force taking out as soil stickiness, can slightly shake and rotate sampling thief, can take out.
4. unloading rack need be placed on smooth solid ground, and on unloading rack, nozzle connects sampling plastic packaging bag or sample bottle with the sampling thief vertical card of having adopted soil sample, clockwise rotates the pusher handle and until pushing sheet the earth pillar of gathering is extruded fully.
5. on request pedotheque is put into sampler bag or sampling bottle and taken back the lab analysis preservation.
6. using up the back has pedo relict as pushing sheet or nozzle, needs can carry out operation again after the cleaning.
7. finish the finishing tool cartonning of once sampling.
Embodiment 2:
Its basic composition just lacks the pusher handwheel with embodiment 1, and is firmly bigger when making pusher like this.
Its basic composition is with embodiment 1, and the quantity of manual handle is 1, exerts oneself inhomogeneous when making sampling and effort.
Claims (7)
1. original-state soil sampler comprises that pedotheque acquisition system and pedotheque release system, it is characterized in that the pedotheque acquisition system by manual handle (3), extension rod (4) and sampling head (7) by being formed by connecting; Pedotheque is released system and is made of pushing screw rod (2), charging ram (5), feeding seat (6) and pushing sheet (8), and wherein pushing screw rod (2) is joined in extension rod (4) inside with charging ram (5), and pushing sheet (8) is positioned at sampling head (7) inside.
2. original-state soil sampler according to claim 1 is characterized in that pushing screw rod (2) fixedlys connected with pusher handwheel (1).
3. original-state soil sampler according to claim 2 is characterized in that sampling head (7) profile is a tubular, and front end face is the ripple tangent plane.
4. according to each described original-state soil sampler in the claim 1～3, it is characterized in that increasing extension rod (4), between the extension rod (4) for being threaded.
5. according to each described original-state soil sampler in the claim 1～3, it is characterized in that manual handle (3) is symmetrically distributed in the both sides of extension rod (4).
6. according to each described original-state soil sampler in the claim 1～3, it is characterized in that on the sampling head that connects extension rod (4), being distributed with pore.
7. according to each described original-state soil sampler in the claim 1～3, it is characterized in that feeding seat (6) connects foot-supporting frame, foot-supporting frame is fixed on the feeding seat (6) with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100260169A CN101545831B (en) | 2009-03-17 | 2009-03-17 | Original-state soil sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100260169A CN101545831B (en) | 2009-03-17 | 2009-03-17 | Original-state soil sampler |
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| Publication Number | Publication Date |
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| CN101545831A CN101545831A (en) | 2009-09-30 |
| CN101545831B true CN101545831B (en) | 2011-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100260169A Expired - Fee Related CN101545831B (en) | 2009-03-17 | 2009-03-17 | Original-state soil sampler |
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Cited By (1)
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| CN107765091A (en) * | 2016-08-18 | 2018-03-06 | 国家电网公司 | A kind of original position soil sample resistance rate measurement apparatus |
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| CN101545831A (en) | 2009-09-30 |
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