CN112834282A - Soil solution extractor for ecological environment detection - Google Patents
Soil solution extractor for ecological environment detection Download PDFInfo
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- CN112834282A CN112834282A CN202110052474.0A CN202110052474A CN112834282A CN 112834282 A CN112834282 A CN 112834282A CN 202110052474 A CN202110052474 A CN 202110052474A CN 112834282 A CN112834282 A CN 112834282A
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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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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Abstract
The invention discloses a soil solution extractor for ecological environment detection, which relates to the technical field of environment detection and comprises a sampling rod, a sampling bottle and an evacuator, wherein the right side of the sampling rod is fixedly connected with the left side of the sampling bottle, and the right side of the sampling bottle is fixedly connected with the left side of the evacuator. According to the invention, by combining the ceramic sampling head and the magnetic kit, the soil in the collection pot hole is pressed to be in close contact with the periphery of the ceramic sampling head by utilizing the movable scraper and the telescopic piece, so that the absorption and extraction of the soil solution by the ceramic sampling head are facilitated, the solution is conveyed to the periphery of the ceramic sampling head by virtue of the permeation action of the soil far away from the ceramic sampling head, meanwhile, due to the soil magnetism, the strong magnet can attract nearby soil particles to approach and be in closer contact with the ceramic sampling head, the extraction speed of the soil solution is accelerated, and the soil at the top of the ceramic sampling head is loosened in advance by virtue of the magnetic kit, so that the ceramic sampling head is easier to take out of the pot hole and is not easy.
Description
Technical Field
The invention relates to a soil solution extractor, relates to the technical field of environmental detection, and particularly relates to a soil solution extractor for ecological environment detection.
Background
The soil solution sampler is used for extracting solutions of different levels of soil in situ in fields and is widely applied to forestry production and scientific research. Has important significance for the fields of environmental pollution monitoring, underground water utilization and the like.
The following problems exist in the prior art:
1. in the prior art, a soil solution extractor utilizes a negative pressure adsorption principle and utilizes a ceramic head with a plurality of micro holes to absorb solution in soil, so that the problem of low extraction efficiency caused by too low speed of extracting and absorbing the soil solution exists;
2. in the prior art, for some soil solution extractors, a ceramic sampling head is inserted into a pot hole on the sampling ground, but soil at the bottom of the pot hole becomes loose due to excavation, and the soil cannot be in close contact with the sampling head, so that the sampling speed is slow, the applicability of the soil solution extractor is poor, and therefore structural innovation is required to be performed to solve the specific problem.
Disclosure of Invention
The invention provides a soil solution extractor for ecological environment detection, which aims to have the function of improving the extraction speed of a soil solution and solve the problem that the extraction efficiency is low because the soil solution extractor absorbs the solution in soil by using a negative pressure adsorption principle and a ceramic head with a plurality of micro holes and the speed of extracting and absorbing the soil solution is too low; the other purpose is to solve the problem that the sampling speed is slow because the soil at the bottom of the pot hole becomes loose due to excavation and the soil cannot be in close contact with the sampling head so as to achieve the effect of enabling the sampling head to be in close contact with the collected soil.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides an ecological environment detects uses soil solution extractor, includes sampling pole, sampling bottle, evacuator, the left side of the right side fixedly connected with sampling bottle of sampling pole, the left side of the right side fixedly connected with evacuator of sampling bottle, the sampling head includes ceramic sampling head, plastic tubing and pushes down the magnetism piece, the top of ceramic sampling head is pegged graft with the bottom of plastic tubing, the outer wall of plastic tubing and the bottom inner wall swing joint who pushes down the magnetism piece.
The technical scheme of the invention is further improved as follows: the lower pressing magnetic part comprises a magnetic kit and a connecting rod, the bottom of the magnetic kit is fixedly connected with the bottom of the connecting rod, and the inner wall of the magnetic kit is movably connected with the outer wall of the plastic pipe.
The technical scheme of the invention is further improved as follows: the magnetism external member includes activity doctor-bar and strong magnet, the strong magnet is close to one side of axle center department and ceramic sampling head's outer wall swing joint, the opposite side of strong magnet evenly is provided with the top of activity doctor-bar.
The technical scheme of the invention is further improved as follows: the outer wall of the ceramic sampling head is uniformly provided with a sliding chute, the inner wall of the sliding chute is movably connected with one side of the strong magnet, and the outer wall of the ceramic sampling head is uniformly inserted with a telescopic piece.
The technical scheme of the invention is further improved as follows: the front end of a telescopic piece is arranged between every two strong magnets, and one side of the movable scraping piece is provided with one side of the telescopic piece.
The technical scheme of the invention is further improved as follows: the bottom of the movable scraper is fixedly connected with a first magnetic block, and the front end of the telescopic piece is fixedly connected with a second magnetic block.
The technical scheme of the invention is further improved as follows: the arc wall has been seted up to the rear end of extensible member, and the rear end of extensible member is ceramic material, the even swing joint of outer wall of extensible member has the upset piece, the front end of extensible member is provided with scrapes the piece, the one end of scraping the piece and the inner wall fixed connection of ceramic sampling head.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides a soil solution extractor for detecting ecological environment, which is ingenious in design and combines a ceramic sampling head and a magnetic kit, so that the magnetic kit at the top of a sampling rod is pressed downwards into the bottom of a pot hole through a connecting rod, in the downward moving process of the magnetic kit, because the front end of a movable scraping blade is in contact friction with soil around the inner wall of the pot hole, the front end of the movable scraping blade is opened away from a strong magnet to scrape the soil on the inner wall, the scraped soil covers the periphery of the ceramic sampling head at the bottom, the soil at the bottom is compacted downwards and is in close contact with the outer wall of the ceramic sampling head in the downward moving process of the strong magnet, and after the ceramic sampling head is tightly connected with the soil at the periphery, the absorption and extraction of the soil solution by the ceramic sampling head are facilitated, and the soil far away from the ceramic sampling head conveys the solution to the periphery of the ceramic sampling head through the.
2. The invention provides a soil solution extractor for ecological environment detection, which is characterized in that a ceramic sampling head and a magnetic kit are combined, so that soil magnetism can be caused by factors such as native mineral weathering, soil formation and erosion, and after a strong magnet is pressed to the top, magnetic attraction can attract nearby soil particles to approach, the soil particles are in closer contact with the ceramic sampling head, and the extraction speed of the soil solution is increased.
3. The invention provides a soil solution extractor for ecological environment detection, which is characterized in that a ceramic sampling head and a magnetic kit are combined, so that a second magnetic block is fixedly connected with the front end of a telescopic piece due to the magnetic attraction of a strong magnet, the telescopic piece arranged on the outer wall of the ceramic sampling head slowly extends outwards to be close to the strong magnet, soil around the ceramic sampling head is compacted again in the extending process of the telescopic piece, the extruded soil is favorable for separating out soil solution, the contact area of the ceramic sampling head and the soil is increased, and the extraction of the soil solution is accelerated.
4. The invention provides a soil solution extractor for ecological environment detection, which is characterized in that a ceramic sampling head and a magnetic sleeve are combined, so that when soil solution extraction is completed, a connecting rod is pulled upwards to extract the magnetic sleeve, in the process of extracting the magnetic sleeve, a movable scraper is attached to the outer wall of a strong magnet due to downward pressure and magnetic attraction with top soil, the magnetic sleeve is more conveniently taken out, and finally the top soil of the ceramic sampling head is loosened in advance due to the magnetic sleeve, so that the ceramic sampling head is easier to take out of a pot hole and is not easy to damage.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic view of the bottom structure of the sampling rod of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at B;
fig. 5 is a schematic structural view of the telescopic member of the present invention.
In the figure: 1. a sampling rod; 2. a sampling bottle; 3. an evacuator; 10. a ceramic sampling head; 11. a plastic tube; 12. pressing down the magnetic piece; 121. a magnetic kit; 122. a connecting rod; a1, movable blade; a2, strong magnet; 102. a chute; 101. a telescoping member; a3, a first magnetic block; b1, a second magnet; b3, an arc-shaped groove; b4, a turnover piece; b2, scraper.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1-5, the invention provides a soil solution extractor for detecting an ecological environment, comprising a sampling rod 1, a sampling bottle 2, and an evacuator 3, wherein the right side of the sampling rod 1 is fixedly connected with the left side of the sampling bottle 2, the right side of the sampling bottle 2 is fixedly connected with the left side of the evacuator 3, the sampling head 1 comprises a ceramic sampling head 10, a plastic tube 11, and a lower magnetic member 12, the top of the ceramic sampling head 10 is inserted into the bottom of the plastic tube 11, the outer wall of the plastic tube 11 is movably connected with the inner wall of the bottom of the lower magnetic member 12, the lower magnetic member 12 comprises a magnetic sleeve 121 and a connecting rod 122, the bottom of the magnetic sleeve 121 is fixedly connected with the bottom of the connecting rod 122, the inner wall of the magnetic sleeve 121 is movably connected with the outer wall of the plastic tube 11, the magnetic sleeve 121 comprises a movable scraper a1 and a strong magnet a2, one side of the strong magnet a2 near the axis, the opposite side of strong magnet a2 evenly is provided with the top of movable doctor-bar a1, spout 102 has evenly been seted up to the outer wall of ceramic sampling head 10, the inner wall of spout 102 and one side swing joint of strong magnet a2, the outer wall of ceramic sampling head 10 is evenly pegged graft and is had extensible member 101, all be provided with the front end of extensible member 101 between per two strong magnet a2, one side of movable doctor-bar a1 is provided with one side of extensible member 101, the equal first magnetic path a3 of the equal fixedly connected with in bottom of movable doctor-bar a1, the equal fixedly connected with second magnetic path b1 of front end of extensible member 101.
In this embodiment, a vertical hole slightly larger than the diameter of the sampling rod 1 is excavated from the collection ground, the sampling rod 1 is lowered along the excavated hole, then the magnetic sleeve 12 on the top of the sampling rod 1 is pressed downward into the bottom of the hole through the connecting rod 122, during the downward movement of the magnetic sleeve 12, the front end of the movable scraper a1 is in contact friction with the soil around the inner wall of the hole, the front end of the movable scraper a1 is opened away from the strong magnet a2 to scrape the soil on the inner wall, the scraped soil covers around the ceramic sampling head 10 on the bottom, during the downward movement of the strong magnet a2, the soil on the bottom is compacted downward and is in close contact with the outer wall of the ceramic sampling head 10, after the downward movement of the magnetic sleeve 121 is finished, the soil is then filled into the top of the hole, the evacuator 3 is opened to evacuate the interior of the plastic tube 11 and the micropores of the ceramic sampling head 10, and the second magnetic block b1 is fixedly connected to the magnetic attraction force of the strong magnet a2 and the front end of the expansion piece, the extensible member 101 that the outer wall of ceramic sampling head 10 set up will outwards stretch out slowly and be close to strong magnet a2, at the in-process that extensible member 101 stretches out, carry out the compaction to ceramic sampling head 10 soil all around once more, receive extruded soil and be favorable to appearing soil solution, and the area of contact of ceramic sampling head 10 with soil has been increased, soil solution extraction has been accelerated, because the primary mineral morals and manners, become soil, factor such as erosion can lead to soil magnetism, and push down to the top back at strong magnet a2, near soil particle can be attracted to the magnetic attraction, closer contact ceramic sampling head 10, accelerate soil solution extraction rate.
Increase the power of pump-out machine 3 after soil solution draws the completion, extensible member 101 rear end receives the suction increase, keep away from extensible member 101 strong magnet a2 and get back to initial position, upwards pull connecting rod 122 again and extract magnetism external member 121, extract the in-process at magnetism external member 121, activity doctor-bar a1 is because of with the decurrent pressure of top soil and magnetic attraction, will attach at the outer wall of strong magnet a2, take out magnetism external member 121 more conveniently, it is not hard up in advance because of the soil at magnetism external member 121 with ceramic sampling head 10 top at last, will change in ceramic sampling head 10 and take out from the pothole, and be difficult for receiving the damage.
Example 2
As shown in fig. 4 and 5, the present invention provides a technical solution based on embodiment 1: all be provided with the front end of extensible member 101 between per two strong magnet a2, one side of activity doctor-bar a1 is provided with one side of extensible member 101, the equal first magnetic path a3 of the equal fixedly connected with in bottom of activity doctor-bar a1, the equal fixedly connected with second magnetic path b1 in front end of extensible member 101, arc groove b3 has been seted up to the rear end of extensible member 101, and the rear end of extensible member 101 is ceramic material, the even swing joint of outer wall of extensible member 101 has upset b4, the front end of extensible member 101 is provided with scraper b2, scraper b 2's one end and the inner wall fixed connection of ceramic sampling head 10.
In this embodiment, increase 3 power backs of evacuation machine, when the extensible member 101 contracts to initial position because of the atmospheric pressure effect, the soil that extensible member 101 surface bonded can be scraped by scraper b2 that the front end set up, prevent to carry earth and block up the mounting hole of extensible member 101, so that extensible member 101 stretches out smoothly when using next time, extensible member 101 contracts after also having made things convenient for the sampling to end, extracts ceramic sampling head 10, prevents that extensible member 101 and pot hole inner wall chucking are difficult to extract.
The working principle of the soil solution extractor for ecological environment detection is described in detail below.
As shown in fig. 1-5, firstly, digging a vertical pit slightly larger than the diameter of the sampling rod 1 on the ground, putting down the sampling rod 1 along the dug pit, then pressing the magnetic sleeve 12 on the top of the sampling rod 1 downwards into the bottom of the pit through the connecting rod 122, in the process of moving the magnetic sleeve 12 downwards, because the front end of the movable scraper a1 contacts and rubs the soil around the inner wall of the pit, the front end of the movable scraper a1 opens the strong magnet a2 away from the inner wall, scrapes off the soil on the inner wall, the scraped soil covers around the ceramic sampling head 10 on the bottom, the strong magnet a2 compacts the soil on the bottom downwards and tightly contacts with the outer wall of the ceramic sampling head 10, after the magnetic sleeve 121 finishes moving downwards, then fills the soil into the top of the pit, opens the evacuator 3 to evacuate the inner of the plastic tube 11 and the micropores of the ceramic sampling head 10, because the strong magnet a2 and the front end of the telescopic piece 101 are fixedly connected with the second magnetic block 1, the extensible member 101 that the outer wall of ceramic sampling head 10 set up will outwards stretch out slowly and be close to strong magnet a2, at the in-process that extensible member 101 stretches out, carry out the compaction to ceramic sampling head 10 soil all around once more, receive extruded soil and be favorable to appearing soil solution, and the area of contact of ceramic sampling head 10 with soil has been increased, soil solution extraction has been accelerated, because the primary mineral morals and manners, become soil, factor such as erosion can lead to soil magnetism, and push down to the top back at strong magnet a2, near soil particle can be attracted to the magnetic attraction, closer contact ceramic sampling head 10, accelerate soil solution extraction rate.
Increase the power of pump-out machine 3 after soil solution draws the completion, extensible member 101 rear end receives the suction increase, keep away from extensible member 101 strong magnet a2 and get back to initial position, upwards pull connecting rod 122 again and extract magnetism external member 121, extract the in-process at magnetism external member 121, activity doctor-bar a1 is because of with the decurrent pressure of top soil and magnetic attraction, will attach at the outer wall of strong magnet a2, take out magnetism external member 121 more conveniently, it is not hard up in advance because of the soil at magnetism external member 121 with ceramic sampling head 10 top at last, will change in ceramic sampling head 10 and take out from the pothole, and be difficult for receiving the damage.
After 3 powers of the increasing pump-out machine, when the extensible member 101 retracts to the initial position because of the atmospheric pressure effect, the soil that the extensible member 101 surface cohered can be scraped by the scraping part b2 that the front end set up, prevent to carry earth and block up the mounting hole of extensible member 101, so that the extensible member 101 stretches out smoothly when using next time, after the extensible member 101 retracts and has also made things convenient for the sampling to end, extract ceramic sampling head 10, prevent that extensible member 101 and pot hole inner wall chucking are difficult to extract.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.
Claims (7)
1. The utility model provides an ecological environment detects uses soil solution extractor, includes sampling rod (1), sampling bottle (2), evacuator (3), the left side of the right side fixedly connected with sampling bottle (2) of sampling rod (1), the left side of the right side fixedly connected with evacuator (3) of sampling bottle (2), its characterized in that: sampling head (1) includes ceramic sampling head (10), plastic tubing (11) and pushes down magnetic part (12), the top of ceramic sampling head (10) is pegged graft with the bottom of plastic tubing (11), the outer wall of plastic tubing (11) and the bottom inner wall swing joint who pushes down magnetic part (12).
2. The soil solution extractor for detecting ecological environment as claimed in claim 1, wherein: the downward pressing magnetic part (12) comprises a magnetic kit (121) and a connecting rod (122), the bottom of the magnetic kit (121) is fixedly connected with the bottom of the connecting rod (122), and the inner wall of the magnetic kit (121) is movably connected with the outer wall of the plastic pipe (11).
3. The soil solution extractor for detecting ecological environment as claimed in claim 2, wherein: the magnetism external member (121) is including activity doctor-bar (a1) and strong magnet (a2), strong magnet (a2) are close to the outer wall swing joint of one side and ceramic sampling head (10) of axle center department, the opposite side of strong magnet (a2) evenly is provided with the top of activity doctor-bar (a 1).
4. The soil solution extractor for detecting ecological environment as claimed in claim 3, wherein: the outer wall of the ceramic sampling head (10) is uniformly provided with sliding grooves (102), the inner wall of each sliding groove (102) is movably connected with one side of a strong magnet (a2), and the outer wall of the ceramic sampling head (10) is uniformly inserted with telescopic pieces (101).
5. The soil solution extractor for ecological environment detection as claimed in claim 4, wherein: the front end of a telescopic piece (101) is arranged between every two strong magnets (a2), and one side of the movable scraping piece (a1) is provided with one side of the telescopic piece (101).
6. The soil solution extractor for detecting ecological environment as claimed in claim 4, wherein: the bottom of each movable scraper blade (a1) is fixedly connected with a first magnetic block (a3), and the front end of each telescopic piece (101) is fixedly connected with a second magnetic block (b 1).
7. The soil solution extractor for detecting ecological environment as claimed in claim 4, wherein: arc wall (b3) have been seted up to the rear end of extensible member (101), and the rear end of extensible member (101) is ceramic material, the even swing joint of outer wall of extensible member (101) has upset piece (b4), the front end of extensible member (101) is provided with scrapes piece (b2), the inner wall fixed connection of the one end of scraping piece (b2) and ceramic sampling head (10).
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| CN112649253A (en) * | 2021-01-15 | 2021-04-13 | 马永成 | Acid rain collector for ecological environment detection |
| CN116625752A (en) * | 2023-07-25 | 2023-08-22 | 江苏鑫翰环境监测科技有限公司 | Soil solution extractor for ecological environment detection |
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| CN112834282B (en) | 2023-01-06 |
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