CN114152466A - Secondary salinization soil leachate sampling device - Google Patents
Secondary salinization soil leachate sampling device Download PDFInfo
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- CN114152466A CN114152466A CN202111414241.7A CN202111414241A CN114152466A CN 114152466 A CN114152466 A CN 114152466A CN 202111414241 A CN202111414241 A CN 202111414241A CN 114152466 A CN114152466 A CN 114152466A
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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
- G01N1/04—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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/02—Extraction using liquids, e.g. washing, leaching, flotation
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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
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- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Hydrology & Water Resources (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of soil remediation and discloses a secondary salinization soil leacheate sampling device which comprises a sampling pipe, wherein the sampling pipe is in a circular drill rod shape, a cylindrical cavity is coaxially formed in the sampling pipe, a plurality of circles of guide holes are axially distributed in a shell of the sampling pipe, and all the guide holes in the same circle are uniformly distributed in the circumferential direction. A high-pressure water pipe is coaxially fixed in the cavity, and one end of the high-pressure water pipe extends out of the sampling pipe and is connected with a liquid inlet pipe. The tail end of the insertion tube can be inserted into soil to inject leacheate, the operation is simple and convenient, the sampling tube provided by the invention can be used for sampling the leached soil by using the insertion tube inserted into the soil, so that a soil sample and the leacheate in the soil can be conveniently taken back, and meanwhile, the shell of the sampling tube is provided with the draining holes, so that more leacheate can conveniently enter the cavity, the sample leached from the soil can be stably and effectively obtained, and the detection and the use are convenient.
Description
Technical Field
The invention relates to the technical field of soil remediation, in particular to a secondary salinization soil leacheate sampling device.
Background
Because of different planting habits, fertilizing amount and mode, irrigation and the like, the contents of main salt ions in soil are different, and therefore the salt damage of the facility land should be repaired according to time and local conditions. At present, the secondary salinization of facility soil is mainly prevented and controlled domestically through engineering measures, biological measures, agricultural measures and the like.
The in-situ soil leaching is to apply a leaching agent to the soil through an injection well and the like, so that the leaching agent permeates downwards, passes through a pollution zone to be combined with pollutants, and finally becomes a migratable compound.
However, the in-situ soil leaching has the disadvantage that no special sampling device is used for sampling and analyzing the removal effect.
Disclosure of Invention
The invention aims to provide a secondary salinization soil leacheate sampling device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a secondary salinization soil leachate sampling device, includes the sampling pipe, the sampling pipe for circular drilling rod shape, and the inside coaxial columniform cavity of having seted up of sampling pipe, the casing of sampling pipe is along a plurality of rings guiding holes of axial distribution, along circumference evenly distributed with each guiding hole of round.
A high-pressure water pipe is coaxially fixed in the cavity, and one end of the high-pressure water pipe extends out of the sampling pipe and is connected with a liquid inlet pipe.
Every all slide in the guiding hole and insert and be equipped with the intubate, the one end of intubate and high pressure water pipe pass through the stretch-shrink pipe and connect, and the other end of intubate has the plug of toper structure, and the intubate is inside to have the infusion passageway with high pressure water pipe intercommunication, just the plug surface set up a plurality of with the notes liquid hole of infusion passageway intercommunication, the one end that the intubate is close to the plug still has and is used for collecting the mechanism.
A plurality of telescopic driving mechanisms with the same number of turns as the guide holes are distributed in the cavity to drive the insertion tubes in the same circle of guide holes to slide.
As a further improvement of the above scheme, the telescopic driving mechanism comprises two movable sleeves which are slidably sleeved on the outer side of the high-pressure water pipe and a driving piece which is fixed on the outer side of the high-pressure water pipe, wherein the driving piece is provided with two output ends and is respectively connected with the two movable sleeves, the outer side of each movable sleeve is hinged with a rotary rod, and the other end of the rotary rod is hinged with the outer wall of the insertion pipe.
As a further improvement of the scheme, a plurality of circles of liquid distribution pipes are axially distributed on the outer wall of the high-pressure water pipe, and the liquid distribution pipes are connected with the corresponding insertion pipes through the telescopic pipes.
As a further improvement of the above scheme, the collecting mechanism includes a plurality of annular grooves distributed along the axial direction of the insertion tube, wherein the annular grooves and the insertion tube are eccentrically arranged, a sampling plate is rotatably sleeved in each annular groove, and the sampling plate rotates in the annular grooves: the part of sampling plate can stretch out the ring channel and the sampling plate can be acceptd completely in the ring channel, and the sampling plate side that can stretch out the ring channel has the thief hole, collect the mechanism still including the rotatory drive unit of drive sampling plate.
As a further improvement of the above scheme, the driving unit comprises a through hole arranged in the cannula shell and a driving rod movably arranged in the through hole, the through hole is an arc-shaped hole and is coaxially arranged with the annular groove, the through hole penetrates through each annular groove, an annular mounting groove is further formed in the cannula shell positioned in the cavity, the mounting groove is communicated with one end of the through hole, and the cannula outer wall positioned in the cavity is further provided with a power module driving the driving rod to move along the through hole.
As a further improvement of the above scheme, the power module comprises a driving motor fixed on the outer wall of the insertion tube and a driven gear rotatably mounted on the outer side of the mounting groove, and a driving gear meshed with the driven gear is fixed on an output shaft of the driving motor.
As a further improvement of the scheme, the guide hole is arranged along the radial direction of the sampling pipe, the inner wall of the guide hole is circumferentially provided with a sliding groove, and the outer wall of the insertion pipe is circumferentially provided with sliding blocks matched with the sliding groove.
As a further improvement of the scheme, a plurality of draining holes are distributed on the upper part of the shell of the sampling pipe along the circumferential direction so as to collect leacheate into the cavity.
As a further improvement of the scheme, a pressing plate is fixed at the top of the sampling tube so as to be convenient to hold by hand for use.
The invention has the beneficial effects that:
according to the invention, the drilling rod-shaped sampling pipe is conveniently inserted into soil, then high-pressure water flow injected into the high-pressure water pipe enters different insertion pipes through the liquid distribution pipes, and finally is injected into different positions of the soil from the insertion pipes.
The sampling tube provided by the invention can be used for sampling the leached soil by using the insertion tube inserted into the soil, so that the soil sample and the leacheate in the soil can be conveniently taken back, and meanwhile, the sampling tube shell is provided with the draining holes, so that more leacheate can conveniently enter the cavity, the sample leached by the soil can be stably and effectively obtained, and the detection and the use are convenient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of FIG. 2 at B of the present invention;
fig. 5 is a schematic cross-sectional view of the present invention at the annular groove.
In the figure: the sampling device comprises a sampling pipe 1, a cavity 2, a water injection mechanism 3, a high-pressure water pipe 4, a pressing plate 5, a liquid inlet pipe 6, an extension pipe 7, a driving piece 8, a movable sleeve 9, a rotating rod 10, an insertion pipe 11, a through hole 12, a sampling plate 13, a plug 14, a sampling hole 15, an annular groove 16, a transfusion channel 17, a driving rod 18, a driving motor 19, a driving gear 20, a mounting groove 21, a driven gear 22, a guide hole 23 and a liquid distribution pipe 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1-5, a secondary salinization soil leachate sampling device, includes sampling tube 1, sampling tube 1 is circular drilling rod shape, and sampling tube 1 is inside to have seted up columniform cavity 2 coaxially, and a plurality of circles of guiding holes 23 of axial distribution are followed to the casing of sampling tube 1, and each guiding hole 23 of same round is along circumference evenly distributed.
A high-pressure water pipe 4 is coaxially fixed in the cavity 2, and one end of the high-pressure water pipe 4 extends out of the sampling pipe 1 and is connected with a liquid inlet pipe 6. Wherein, the high-pressure water pipe 4 is introduced with high-pressure leacheate through the liquid inlet pipe 6 and is injected into the soil through the insertion pipe 11 in the guide hole 23.
An insertion pipe 11 is inserted into each guide hole 23 in a sliding mode, one end of the insertion pipe 11 is connected with the high-pressure water pipe 4 through an extension pipe 7, the other end of the insertion pipe 11 is provided with a plug 14 with a conical structure, an infusion channel 17 communicated with the high-pressure water pipe 4 is arranged inside the insertion pipe 11, a plurality of infusion holes communicated with the infusion channel 17 are formed in the outer surface of the plug 14, and a collecting mechanism is further arranged at one end, close to the plug 14, of the insertion pipe 11. Through the structure, the plug 14 of the insertion tube 11 can be conveniently extended out of the corresponding guide hole 23 to be inserted into the soil around, the injection of the leacheate is completed, and the use is more convenient.
A plurality of telescopic driving mechanisms with the same number of turns as the guide holes 23 are distributed in the cavity 2 so as to drive the insertion tube 11 in the same turn of the guide holes 23 to slide. The driving mechanism can drive the movable sleeve 9 to slide along the outer surface of the high-pressure water pipe 4 along the axial direction.
As a further improvement of the above scheme, the telescopic driving mechanism comprises two movable sleeves 9 which are slidably sleeved on the outer side of the high-pressure water pipe 4 and a driving piece 8 which is fixed on the outer side of the high-pressure water pipe 4, wherein the driving piece 8 is provided with two output ends and is respectively connected with the two movable sleeves 9, the outer side of each movable sleeve 9 is hinged with a rotary rod 10, and the other end of each rotary rod 10 is hinged with the outer wall of the insertion pipe 11. The driving member 8 is a bidirectional electric push rod, and two telescopic ends of the driving member are respectively connected with the two movable sleeves 9 to drive the movable sleeves to slide along the axial direction of the high-pressure water pipe 4.
As a further improvement of the above solution, several circles of liquid distribution pipes 24 are distributed on the outer wall of the high-pressure water pipe 4 along the axial direction, and the liquid distribution pipes 24 are connected with the corresponding insertion pipes 11 through the telescopic pipes 7. Can be easy to assemble dismantlement through above-mentioned structure, the intubate 11 of being convenient for removes, and the both ends of flexible pipe 7 are connected through pipe connection ware with liquid distribution pipe 24 and intubate 11 respectively.
As a further improvement of the above scheme, the collecting mechanism includes a plurality of annular grooves 16 distributed along the axial direction of the insertion tube 11, wherein the annular grooves 16 and the insertion tube 11 are eccentrically arranged, a sampling plate 13 is rotatably sleeved in each annular groove 16, and in the process of rotating the sampling plate 13 in the annular groove 16: the annular groove 16 can stretch out in the part of sampling plate 13, and sampling plate 13 can be acceptd completely in annular groove 16, and the sampling plate 13 side that can stretch out annular groove 16 has sampling hole 15, the mechanism of collecting still includes the rotatory drive unit of drive sampling plate 13.
Collect the mechanism and can collect the soil after pouring the leacheate all around, conveniently collect go on in 2 to the cavity of sampling pipe 1, after sampling pipe takes out soil, be convenient for take out the soil sample of gathering and carry out the analysis.
In an optional embodiment of the present invention, the driving unit includes a through hole 12 formed in the casing of the insertion tube 11 and a driving rod 18 movably disposed in the through hole 12, the through hole 12 is an arc-shaped hole and is disposed coaxially with the annular grooves 16, the through hole 12 penetrates through each annular groove 16, an annular mounting groove 21 is further formed in the casing of the insertion tube 11 located in the cavity 2, the mounting groove 21 is communicated with one end of the through hole 12, and a power module for driving the driving rod 18 to move along the through hole 12 is further disposed on the outer wall of the insertion tube 11 located in the cavity 2. When the actuating lever 18 removed along curved through-hole 12, can drive the sampling plate 13 rotation in the ring channel 16 to the part that stretches out the ring channel when sampling plate 13, can scrape the soil all around, thereby take a sample to in the thief hole 15 with soil.
As a further improvement of the scheme, the power module comprises a driving motor 19 fixed on the outer wall of the insertion pipe 11 and a driven gear 22 rotatably installed outside the installation groove 21, and a driving gear 20 meshed with the driven gear 22 is fixed on an output shaft of the driving motor 19. The driving gear 20 is driven to rotate by the operation of the driving motor 19 connected to the external power source, and the driven gear 22 engaged with the driving gear 20 rotates to drive the driving rod 18 to rotate, and thus the gear and the through hole 12 are coaxially arranged, and rotate around the curvature center line of the through hole 12 to conveniently drive the driving rod 18 to move along the arc-shaped through hole 12.
In order to enable the structure to be matched more closely, the guide hole 23 is arranged along the radial direction of the sampling pipe 1, a sliding groove is formed in the circumferential direction of the inner wall of the guide hole 23, and sliding blocks matched with the sliding groove are distributed in the circumferential direction of the outer wall of the insertion pipe 11.
In the invention, in order to collect the leacheate injected into the soil in the cavity 2, a plurality of water draining holes are distributed on the upper part of the shell of the sampling pipe 1 along the circumferential direction so as to collect the leacheate into the cavity 2.
For more convenient use, a pressing plate 5 is fixed on the top of the sampling tube 1 so as to be convenient for hand-held use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a secondary salinization soil leachate sampling device, includes sampling tube (1), its characterized in that: the sampling pipe (1) is in a circular drilling rod shape, a cylindrical cavity (2) is coaxially formed in the sampling pipe (1), a plurality of circles of guide holes (23) are axially distributed in a shell of the sampling pipe (1), and the guide holes (23) in the same circle are uniformly distributed in the circumferential direction;
a high-pressure water pipe (4) is coaxially fixed in the cavity (2), and one end of the high-pressure water pipe (4) extends out of the sampling pipe (1) and is connected with a liquid inlet pipe (6);
an insertion pipe (11) is inserted into each guide hole (23) in a sliding manner, one end of the insertion pipe (11) is connected with the high-pressure water pipe (4) through an extension pipe (7), the other end of the insertion pipe (11) is provided with a plug (14) with a conical structure, an infusion channel (17) communicated with the high-pressure water pipe (4) is arranged inside the insertion pipe (11), the outer surface of the plug (14) is provided with a plurality of infusion holes communicated with the infusion channel (17), and one end, close to the plug (14), of the insertion pipe (11) is also provided with a collecting mechanism;
a plurality of telescopic driving mechanisms with the same number of turns as the guide holes (23) are distributed in the cavity (2) to drive the insertion tubes (11) in the same turn of guide holes (23) to slide.
2. The secondary salinization soil leachate sampling device of claim 1, wherein: flexible actuating mechanism includes that two slip covers establish movable sleeve (9) in the high-pressure water pipe (4) outside, fixes driving piece (8) in the high-pressure water pipe (4) outside, and driving piece (8) have two outputs and are connected with two movable sleeve (9) respectively, and the outside of every movable sleeve (9) all articulates there is rotary rod (10), and the other end of rotary rod (10) and the outer wall of intubate (11) are articulated.
3. The secondary salinization soil leachate sampling device of claim 2, wherein: the outer wall of the high-pressure water pipe (4) is axially distributed with a plurality of circles of liquid distributing pipes (24), and the liquid distributing pipes (24) are connected with the corresponding insertion pipes (11) through the telescopic pipes (7).
4. The secondary salinization soil leachate sampling device of claim 3, wherein: collect mechanism includes annular groove (16) that intubate (11) axial distributes are followed to a plurality of, wherein, annular groove (16) and intubate (11) eccentric settings, all rotate in every annular groove (16) and cup jointed sampling board (13), and sampling board (13) are at the in-process of annular groove (16) internal rotation: the part of sampling plate (13) can stretch out ring channel (16) and sampling plate (13) can be acceptd completely in ring channel (16), and sampling plate (13) side that can stretch out ring channel (16) has sampling hole (15), collect the drive unit that the mechanism still includes drive sampling plate (13) rotation.
5. The secondary salinization soil leachate sampling apparatus of claim 4, wherein: drive unit locates actuating lever (18) in through-hole (12) including seting up through-hole (12) in intubate (11) casing and activity, through-hole (12) are the arc hole, and with the coaxial setting of ring channel (16), through-hole (12) link up each ring channel (16), and lie in and still seted up annular mounting groove (21) on intubate (11) casing in cavity (2), the one end intercommunication of mounting groove (21) and through-hole (12), intubate (11) outer wall that lies in cavity (2) still has the power module that drives actuating lever (18) and remove along through-hole (12).
6. The secondary salinization soil leachate sampling apparatus of claim 5, wherein: the power module comprises a driving motor (19) fixed on the outer wall of the insertion pipe (11) and a driven gear (22) rotatably installed on the outer side of the installation groove (21), and a driving gear (20) meshed with the driven gear (22) is fixed on an output shaft of the driving motor (19).
7. The secondary salinization soil leachate sampling apparatus of claim 6, wherein: the guide hole (23) is arranged along the radial direction of the sampling pipe (1), the sliding groove is formed in the circumferential direction of the inner wall of the guide hole (23), and sliding blocks matched with the sliding groove are distributed in the circumferential direction of the outer wall of the insertion pipe (11).
8. The secondary salination soil leacheate sampling device of any one of claims 1 to 7, wherein: a plurality of draining holes are distributed in the upper portion of the shell of the sampling pipe (1) along the circumferential direction, so that leacheate can be collected into the cavity (2).
9. The secondary salinization soil leachate sampling apparatus of claim 8, wherein: the top of the sampling tube (1) is fixed with a pressing plate (5) so as to be convenient for handheld use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111414241.7A CN114152466B (en) | 2021-11-25 | 2021-11-25 | Sampling device for secondary salinized soil leaching solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111414241.7A CN114152466B (en) | 2021-11-25 | 2021-11-25 | Sampling device for secondary salinized soil leaching solution |
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| CN114152466A true CN114152466A (en) | 2022-03-08 |
| CN114152466B CN114152466B (en) | 2023-08-25 |
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Cited By (4)
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| CN115041516A (en) * | 2022-06-13 | 2022-09-13 | 重庆市固体废物管理服务中心有限公司 | Solid waste treatment device |
| CN115326480A (en) * | 2022-10-11 | 2022-11-11 | 巢湖学院 | Water pollution source detection device and detection method |
| CN115415306A (en) * | 2022-09-15 | 2022-12-02 | 四川发展环境科学技术研究院有限公司 | Pre-buried formula soil repair system |
| CN117680484A (en) * | 2024-01-31 | 2024-03-12 | 甘肃省农业科学院林果花卉研究所 | Orchard soil repair equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041516A (en) * | 2022-06-13 | 2022-09-13 | 重庆市固体废物管理服务中心有限公司 | Solid waste treatment device |
| CN115415306A (en) * | 2022-09-15 | 2022-12-02 | 四川发展环境科学技术研究院有限公司 | Pre-buried formula soil repair system |
| CN115415306B (en) * | 2022-09-15 | 2023-05-26 | 四川发展环境科学技术研究院有限公司 | Pre-buried soil remediation system |
| CN115326480A (en) * | 2022-10-11 | 2022-11-11 | 巢湖学院 | Water pollution source detection device and detection method |
| CN117680484A (en) * | 2024-01-31 | 2024-03-12 | 甘肃省农业科学院林果花卉研究所 | Orchard soil repair equipment |
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| Publication number | Publication date |
|---|---|
| CN114152466B (en) | 2023-08-25 |
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