CN110987582A - Circulating centrifugal extraction device and extraction method for organic matters in soil - Google Patents
Circulating centrifugal extraction device and extraction method for organic matters in soil Download PDFInfo
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- CN110987582A CN110987582A CN201911413627.9A CN201911413627A CN110987582A CN 110987582 A CN110987582 A CN 110987582A CN 201911413627 A CN201911413627 A CN 201911413627A CN 110987582 A CN110987582 A CN 110987582A
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01D11/02—Solvent extraction of solids
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Abstract
The invention discloses a circulating centrifugal extraction device and method for organic matters in soil, and the device comprises an extracting solution collecting container, a centrifugal container, a rotary driving mechanism, a solution circulating mechanism and a stirring mechanism, wherein a centrifugal solution is arranged in an inner cavity of the extracting solution collecting container, the rotary driving mechanism is arranged at the bottom of the extracting solution collecting container, the centrifugal container is arranged at the driving end of the rotary driving mechanism, the stirring mechanism is arranged on an opening at the top end of the extracting solution collecting container, the stirring mechanism extends into the inner cavity of the centrifugal container, the water inlet end of the solution circulating mechanism is communicated with the inner cavity of the extracting solution collecting container, and the water outlet end of the solution circulating mechanism is communicated with the inner cavity of the centrifugal container, so that organic matters in a soil sample can be fully extracted, and the detection accuracy is improved.
Description
Technical Field
The invention belongs to the field of soil detection, and particularly relates to a circulating centrifugal extraction device and an extraction method for organic matters in soil.
Background
In soil detection, extraction of organic matters in soil is a basic step, sample soil is generally subjected to solution extraction through an extraction solution and then is subjected to centrifugal separation through a centrifugal mechanism and the like to obtain an extraction solution, but the extraction process of the extraction solution is only once at present, and soil slurry still contains part of organic matters which are not completely separated, so that detection errors exist.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the circulating centrifugal extraction device and the extraction method for the organic matters in the soil, which can fully extract the organic matters in the soil sample and improve the detection accuracy.
The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides an organic matter circulation centrifugation extraction element in soil, collects container, centrifugal container, rotary driving mechanism, solution circulation mechanism and rabbling mechanism including the extract, centrifugal solution sets up in the extract collects the container inner chamber, the bottom that the container was collected to the extract is provided with rotary driving mechanism, just centrifugal container sets up the drive end at rotary driving mechanism, rabbling mechanism sets up on the top end opening of container is collected to the extract, just rabbling mechanism stretches into in the centrifugal container inner chamber, the end intercommunication of intaking of solution circulation mechanism is in the inner chamber of container is collected to the extract, the play water end of solution circulation mechanism communicates in the centrifugal container inner chamber.
Further, solution circulation mechanism includes the suction pump and sets up the suction pump is intake and is served inlet tube, setting and be in the outlet pipe that the suction pump goes out water on the end, the end of intaking of inlet tube extends its interval in the bottom setting of extraction liquid collection container to the bottom of extraction liquid collection container.
Further, the top of extract collecting container is the opening setting, just extract collecting container's top detachable is provided with the backup pad, rabbling mechanism is fixed to be set up in the backup pad.
Furthermore, be provided with first limit structure in the backup pad, be provided with on the outer wall body in the top of extract collecting container corresponding to first limit structure's second limit structure, the displacement of second limit structure limit backup pad in the circumferencial direction.
Furthermore, first limit structure is the protrusion setting spacing picture peg in the backup pad outer fringe, second limit structure is the protrusion setting dog on the extraction liquid container outer wall, spacing slot has been seted up to the dog from top to bottom, spacing picture peg is inserted and is established in spacing slot.
Further, centrifugal container is top open-ended barrel container, just link up on centrifugal container's the outer circumferential wall and seted up a plurality of separation micropores, correspond on centrifugal container's the inner wall separation micropore region is provided with first filter screen.
Furthermore, a second filter screen is transversely arranged between the extracting solution collecting container and the separating container, and the second filter screen 13 is higher than the water inlet end of the solution circulating mechanism.
Furthermore, the stirring mechanism comprises a rotating rod, a transfusion channel is axially and concavely arranged on the rotating rod from the top end, a plurality of high-pressure seepage holes are formed in the circumferential wall body of the rotating rod in a communicating mode through the transfusion channel, and the top end opening of the rotating rod is communicated with the liquid outlet end of the solution circulating mechanism; the water flow flowing out of the water outlet end of the water pump flows out of the separation container through a plurality of high-pressure seepage holes and impacts in the mixed solution.
A method for circularly and centrifugally extracting organic matters in soil comprises the steps of putting a soil sample into a separation container, adding a proper extraction solution, buckling a supporting plate, enabling a stirring mechanism to be located in an inner cavity of the separation container, starting a rotary driving mechanism to enable the separation container to rotate at a low speed, enabling the stirring mechanism and the separation container to rotate relatively, stirring the soil sample solution, and fully and uniformly mixing an extraction liquid and the soil sample;
and then, rotating the separation container at a high speed, simultaneously starting the solution circulating mechanism, filtering and separating the extraction solution from the separation container into an extraction solution collecting container, refluxing the extraction solution into the separation container through the solution circulating mechanism, properly adding the extraction solution again in the process, stopping the container circulating mechanism after circulating for multiple times, taking out the stirring mechanism, continuously rotating the separation container to filter and separate the mixed solution, and opening a liquid outlet after solid and liquid are obviously layered to discharge the extraction solution.
Has the advantages that: according to the invention, the soil extraction mixed solution is uniformly stirred by the stirring mechanism, the uniformly mixed solution is subjected to centrifugal filtration and separation by the centrifugal container, the extraction solution enters the extraction solution collecting container, and the extraction solution is subjected to multiple times of circulating filtration and separation in the centrifugal container and the extraction solution collecting container by the solution circulating mechanism, so that the extraction sufficiency of organic matters in soil is improved, and the detection accuracy is improved.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is an internal cross-sectional view of the overall structure of the present invention;
fig. 3 is a schematic view of another embodiment of the overall structure of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, a circulating centrifugal extraction device for organic matters in soil comprises an extracting solution collection container 1, a centrifugal container 2, a rotary driving mechanism 8, a solution circulating mechanism and a stirring mechanism 3, wherein a centrifugal solution 2 is arranged in an inner cavity of the extracting solution collection container 1, the rotary driving mechanism 8 is arranged at the bottom of the extracting solution collection container 1, the rotary driving mechanism 8 is a driving motor, a driving end of the rotary driving mechanism 8 extends into the inner cavity of the extracting solution collection container 1, the centrifugal container 2 is arranged at a driving end of the rotary driving mechanism 8, and the rotary driving mechanism drives the centrifugal container 2 to rotate. The stirring mechanism 3 is arranged on an opening at the top end of the extracting solution collecting container 1, the stirring mechanism 3 extends into an inner cavity of the centrifugal container 2, the stirring mechanism 3 and the extracting solution collecting container 1 are relatively fixed, the stirring mechanism 3 and the centrifugal container 2 perform relative rotary motion, a water inlet end of the solution circulating mechanism is communicated with the inner cavity of the extracting solution collecting container 1, and a water outlet end of the solution circulating mechanism is communicated with the inner cavity of the centrifugal container 2; mix the mixing through the stirring mechanism 3 to the soil extraction mixed solution, and carry out centrifugal filtration separation through centrifuge vessel 2 to the solution after the mixing, extract the solution and enter into extract collecting container 1 to will extract the solution through solution circulation mechanism and carry out many times circulation filtration separation in centrifuge vessel 2 and extract collecting container 1, with the extraction sufficiency of organic matter in the promotion soil, promote and detect the accuracy.
Solution circulation mechanism includes suction pump 6 and sets up inlet tube 5, the setting that suction pump 6 intake and serve is in outlet pipe 7 on the water outlet end of suction pump 6 to make the extract can the circulation flow, inlet tube 5's the end of intaking extends its interval in the bottom setting of extract collection container 1 to the bottom of extract collection container 1, so that inlet tube 5's the end of intaking can keep the interval with the aqueous solution of infiltration in extract collection container 1, so that the impurity in the solution can deposit in extract collection container bottom.
Preferably, transversely put second filter screen 13 between extract collection container 1 and separation container 2, second filter screen 13 is higher than the end of intaking of solution circulation mechanism, and the aqueous solution of separating from separation container 2 filters through second filter screen 13, then flows back to separation container through inlet tube 5 again, just liquid outlet 9 has been seted up to the bottom of extract collection container 1, be provided with out the liquid valve on liquid outlet 9, and the liquid outlet is located the below of second filter screen 13, and the extract after the complete separation flows out from liquid outlet 9.
The top of extract collecting container 1 is the opening setting, just the top detachable of extract collecting container 1 is provided with backup pad 4, rabbling mechanism 3 is fixed to be set up in backup pad 4, can dismouting rabbling mechanism through dismouting backup pad 4, and whole check out test set easily dismouting, and makes overall structure compactness stronger. Be provided with first limit structure 10 on the backup pad 4, be provided with on the outer wall body in top of extract collecting container 1 corresponding to second limit structure 11 of first limit structure 10, the displacement of the spacing backup pad 10 of second limit structure 11 on the circumferencial direction to make rabbling mechanism 3 and centrifugal container 2 produce relative meeting rotary motion.
As shown in fig. 3, the stirring mechanism 3 includes a rotating rod 20, a fluid-feeding channel 22 is axially recessed from the top end of the rotating rod 20, a plurality of high-pressure seepage holes 21 are formed on the circumferential wall body of the rotating rod 20 in a communication manner with the fluid-feeding channel 22, and the top end opening of the rotating rod 20 is communicated with the liquid outlet end of the solution circulating mechanism; the water flow from the water outlet of the water pump 6 flows out into the separation container 2 through a plurality of high-pressure seepage holes 21 and impacts in the mixed solution.
The specific working mode is as follows: the soil sample is put into the separation container 2, a proper extraction solution is added, then the supporting plate 4 is buckled, the stirring mechanism is positioned in the inner cavity of the separation container 2, the rotary driving mechanism 8 is started to enable the separation container 2 to rotate at a low speed, the stirring mechanism and the separation container rotate relatively, the soil sample solution is stirred, and the extraction liquid and the soil sample are fully and uniformly mixed. And then, rotating the separation container 2 at a high speed, starting the solution circulating mechanism at the same time, filtering and separating the extraction solution from the separation container into an extraction solution collection container 1, refluxing the extraction solution into the separation container through the solution circulating mechanism, properly adding extraction solution again in the process, stopping the container circulating mechanism after circulating for multiple times, taking out the stirring mechanism, continuously rotating the separation container to filter and separate the mixed solution, and opening a liquid outlet 9 after solid and liquid are obviously layered to discharge the extraction solution.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (9)
1. The utility model provides an organic matter circulation centrifugation extraction element in soil which characterized in that: including extract collection container (1), centrifugal container (2), rotary driving mechanism (8), solution circulation mechanism and rabbling mechanism (3), centrifugal solution (2) set up in extract collection container (1) inner chamber, the bottom of extract collection container (1) is provided with rotary driving mechanism (8), just centrifugal container (2) set up the drive end at rotary driving mechanism (8), rabbling mechanism (3) set up on the top opening of extract collection container (1), just rabbling mechanism (3) stretch into in centrifugal container (2) inner chamber, the end of intaking of solution circulation mechanism communicates in the inner chamber of extract collection container (1), the play water end of solution circulation mechanism communicates in centrifugal container (2) inner chamber.
2. The circulating centrifugal extraction device for the organic matters in the soil as claimed in claim 1, wherein: solution circulation mechanism includes suction pump (6) and sets up suction pump (6) are intake and are served inlet tube (5), set up and be in outlet pipe (7) on the water outlet end of suction pump (6), the end of intaking of inlet tube (5) extends its interval in the bottom setting of extraction liquid collection container (1) to the bottom of extraction liquid collection container (1).
3. The circulating centrifugal extraction device for the organic matters in the soil as claimed in claim 1, wherein: the top of extraction liquid collecting container (1) sets up for the opening, just the top detachable of extraction liquid collecting container (1) is provided with backup pad (4), rabbling mechanism (3) are fixed to be set up on backup pad (4).
4. The circulating centrifugal extraction device for the organic matters in the soil according to claim 3, characterized in that: be provided with first limit structure (10) on backup pad (4), be provided with on the outer wall body in top of extract collecting container (1) corresponding to second limit structure (11) of first limit structure (10), the displacement of second limit structure (11) spacing backup pad (10) on the circumferencial direction.
5. The device for circulating, centrifuging and extracting the organic matters in the soil according to claim 4, wherein: first limit structure (10) are the protrusion setting spacing picture peg in backup pad (4) outer fringe, second limit structure (11) are the protrusion setting dog on extract container (1) outer wall, spacing slot has been seted up to the dog from top to bottom, spacing picture peg is inserted and is established in spacing slot.
6. The circulating centrifugal extraction device for the organic matters in the soil as claimed in claim 1, wherein: centrifugal container (2) are top open-ended barrel container, just link up on the outer circumferential wall of centrifugal container (2) and seted up a plurality of separation micropores, correspond on the inner wall of centrifugal container (2) the separation micropore region is provided with first filter screen (14).
7. The circulating centrifugal extraction device for the organic matters in the soil as claimed in claim 1, wherein: a second filter screen (13) is transversely arranged between the extracting solution collecting container (1) and the separating container (2), and the second filter screen (13) is higher than the water inlet end of the solution circulating mechanism.
8. The circulating centrifugal extraction device for the organic matters in the soil as claimed in claim 1, wherein: the stirring mechanism (3) comprises a rotating rod (20), a transfusion channel (22) is axially recessed from the top end of the rotating rod (20), a plurality of high-pressure seepage holes (21) are formed in the circumferential wall body of the rotating rod (20) in a communicating mode through the transfusion channel (22), and an opening in the top end of the rotating rod (20) is communicated with the liquid outlet end of the solution circulating mechanism; the water flow from the water outlet end of the water pump (6) flows out to the separation container (2) through a plurality of high-pressure seepage holes (21) and impacts in the mixed solution.
9. The method for recycling and centrifuging organic matters in soil according to any one of claims 1 to 8, wherein the method comprises the following steps: putting a soil sample into a separation container (2), adding a proper extraction solution, then buckling a support plate (4), positioning a stirring mechanism in an inner cavity of the separation container (2), starting a rotary driving mechanism (8) to enable the separation container (2) to rotate at a low speed, rotating the stirring mechanism and the separation container (2) relatively to stir the soil sample solution, and fully and uniformly mixing an extraction liquid and the soil sample;
and then, rotating the separation container (2) at a high speed, starting the solution circulating mechanism at the same time, filtering and separating the extraction solution from the separation container into an extraction solution collecting container (1), refluxing into the separation container through the solution circulating mechanism, properly adding extraction solution again in the process, stopping the container circulating mechanism after circulating for multiple times, taking out the stirring mechanism, continuously rotating the separation container to filter and separate the mixed solution, and opening a liquid outlet (9) after solid and liquid are obviously layered to discharge the extraction solution.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911413627.9A CN110987582A (en) | 2019-12-31 | 2019-12-31 | Circulating centrifugal extraction device and extraction method for organic matters in soil |
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| CN201911413627.9A CN110987582A (en) | 2019-12-31 | 2019-12-31 | Circulating centrifugal extraction device and extraction method for organic matters in soil |
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| CN110987582A true CN110987582A (en) | 2020-04-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112683640A (en) * | 2021-03-13 | 2021-04-20 | 山东胜工检测技术有限公司 | Soil sample extraction device and method for environmental monitoring |
| CN112939634A (en) * | 2021-03-08 | 2021-06-11 | 胡伟峰 | Centralized farm organic bio-fertilizer preparation system and preparation method thereof |
-
2019
- 2019-12-31 CN CN201911413627.9A patent/CN110987582A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112939634A (en) * | 2021-03-08 | 2021-06-11 | 胡伟峰 | Centralized farm organic bio-fertilizer preparation system and preparation method thereof |
| CN112683640A (en) * | 2021-03-13 | 2021-04-20 | 山东胜工检测技术有限公司 | Soil sample extraction device and method for environmental monitoring |
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