CN216284576U - Soil eluviation mud-water separation device - Google Patents
Soil eluviation mud-water separation device Download PDFInfo
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- CN216284576U CN216284576U CN202220536003.7U CN202220536003U CN216284576U CN 216284576 U CN216284576 U CN 216284576U CN 202220536003 U CN202220536003 U CN 202220536003U CN 216284576 U CN216284576 U CN 216284576U
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Abstract
The utility model relates to a soil leaching mud-water separation device which structurally comprises a cylindrical pipe body, wherein a check valve consisting of a plurality of flexible valve clacks is arranged at the port of the pipe body, a filter layer is coated outside the port of the pipe body, and a water outlet is formed in the pipe body. The flexible valve clacks incline towards the inside of the pipe body, the flexible valve clacks are distributed around the axis of the pipe body, and in a natural state, the adjacent flexible valve clacks are in close contact with each other to seal the port of the pipe body. The utility model has simple structure, low cost and convenient manufacture and use; the device can bear larger pressure, and cannot deform when absorbing the in-situ aqueous solution; the volume is small, the volume weight in the soil column cannot be changed, and the accuracy of the leaching experiment result of the soil is ensured; the check valve can effectively isolate the contact of outside air and soil, prevents that soil and outside air from reacting, guarantees the accuracy of experiment.
Description
Technical Field
The utility model relates to a separation device, in particular to a soil leaching mud-water separation device.
Background
Heavy metal is an important factor of soil pollution, and agricultural measures such as rainfall, irrigation and the like can accelerate the migration of heavy metal ions to deep soil. In the experiment of research heavy metal longitudinal migration, carry out normal position collection and analysis to different soil degree of depth eluviation through eluviation earth pillar often, consequently every layer all needs a water intaking device, and the device need with soil intimate contact, collect moisture fast and can not cause the influence to soil property. Different liquid extractors are available in the market, such as a Rhizon soil solution sampler and a clay-shaped soil water extractor, and the sampling head part adopts a hydrophilic microporous filter membrane, so that the structure is complex and the price is high.
For example, the device for in-situ sampling of root soil solution of field crops (application No. CN 201520224898.0) and the device for in-situ extracting porous soil solution (application No. CN 200920172441.4) have simple structure and low cost, but when the device is used, external air is easy to contact with soil through a hose and a pipe body, and even if a water stop clip is added on a pipeline, the water stop clip is often failed or forgotten to clamp the water stop clip, so that the reaction between external air and soil occurs, which affects the experimental results.
Meanwhile, most of the existing separation liquid taking devices are large in size and placed in the soil column to change the volume weight inside the soil column, so that the inaccuracy and the difficult operability of the leaching experiment result are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a soil leaching mud-water separation device, which solves the problems that a liquid separation and extraction device in the existing leaching experiment is large in size, high in cost and prone to cause inaccurate experiment results.
The utility model is realized by the following steps: the utility model provides a soil eluviation mud-water separation device, includes cylindric body the port department of body is equipped with the check valve of constituteing by a plurality of flexible valve clacks, and the outside cladding of port of body has the filter layer the body is opened there is the delivery port.
Furthermore, the flexible valve clacks incline towards the interior of the pipe body, the flexible valve clacks are distributed around the axis of the pipe body, and in a natural state, the adjacent flexible valve clacks are in close contact with each other to seal the port of the pipe body.
Furthermore, the flexible valve clacks are arc-shaped, and a plurality of the flexible valve clacks form a hemispherical shell shape.
Furthermore, two ports of the pipe body are respectively provided with the one-way valve, and the water outlet is formed in the side wall of the middle of the pipe body.
Further, the filter layer is nylon cloth.
The main body of the utility model is a cylindrical pipe body which can bear larger pressure, thereby avoiding deformation caused by negative pressure of the inner cavity. The port of the pipe body is coated with the filter layer, when the soil separation and liquid extraction device is used for separating and extracting liquid from soil, the liquid enters the inner cavity of the pipe body through the filter layer, and soil particles are intercepted outside the pipe body. When extracting liquid through the negative pressure, the check valve that comprises a plurality of flexible valve clacks is opened under the pressure to in allowing liquid to get into the body, when not applying the negative pressure to the body inner chamber, the automatic closed port with the body of flexible valve clack is sealed, prevents that the outside air from passing through connecting pipe and body and soil contact, avoids the composition reaction in outside air and the soil, with the accuracy of guaranteeing the experiment.
The main body of the utility model is only provided with a cylindrical tube body, the volume of the tube body can be made very small, and the volume weight in the earth pillar can not be changed after the tube body is placed in the earth pillar, so that the leaching experiment result of the soil is more accurate.
Drawings
FIG. 1 is a block diagram of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is an end view of the present invention.
In the figure: 1. a pipe body; 2. a one-way valve; 3. a filter layer; 4. a water outlet; 5. a flexible flap.
Detailed Description
As shown in fig. 1, 2 and 3, the present invention includes a cylindrical pipe body 1, a check valve 2 composed of a plurality of flexible valve flaps 5 is disposed at a port of the pipe body 1, a filter layer 3 is coated outside the port of the pipe body 1, and a water outlet 4 is opened on the pipe body 1.
The main body of the utility model is a cylindrical pipe body 1, and the cylindrical pipe body 1 can bear larger pressure, thereby avoiding deformation caused by negative pressure of an inner cavity. Meanwhile, the main body is only provided with one cylindrical tube body 1, so that the volume of the tube body is very small, and when the leaching experiment of soil is carried out, the tube body is placed in the soil column, the volume weight inside the soil column cannot be changed, and the result of the leaching experiment is more accurate.
The flexible valve clacks 5 are made of flexible materials such as silica gel and the like, can deform to a certain extent under the action of external force, and can be tightly attached to the adjacent flexible valve clacks 5 to form sealing.
The flexible valve clacks 5 incline towards the inside of the pipe body 1, the flexible valve clacks 5 are distributed around the axis of the pipe body 1, and in a natural state, the adjacent flexible valve clacks 5 are in close contact with each other to seal the port of the pipe body 1.
Preferably, the flexible valve flap 5 is arc-shaped, and a plurality of flexible valve flaps 5 form a hemispherical shell shape, and the spherical shell structure has better structural strength and can bear larger pressure.
When receiving inward force, flexible valve clack 5 removes to body 1 is interior to open check valve 2, the liquid can get into body 1 inner chamber through check valve 2. When subjected to an outward force, the outward force will only press the flexible flaps 5 together, since the flexible flaps 5 are already attached together, and the one-way valve 2 will not open but will close more tightly, thereby preventing liquid or gas from escaping through the one-way valve 2 into the soil.
When using, through negative pressure extraction liquid, the check valve 2 that comprises a plurality of flexible valve clacks 5 is opened under the negative pressure effect to in allowing liquid to get into body 1, when not applying the negative pressure to body 1 inner chamber, flexible valve clack 5 self-closing is sealed with body 1's port, prevents that the outside air from passing through connecting pipe and body 1 and soil contact, avoids the composition reaction in outside air and the soil, with the accuracy of guaranteeing the experiment.
The port of the pipe body 1 is coated by the filter layer 3, liquid needs to pass through the filter layer 3 when entering the inner cavity of the pipe body 1 through the port of the pipe body 1, and solid particles of soil are intercepted by the filter layer 3, so that the liquid in the soil in the leaching experiment enters the pipe body 1 through the filter layer 3 and is pumped away by the hose and the injector connected with the water outlet 4.
Specifically, the filter layer 3 is made of nylon cloth, and the filter layer 3 is generally made of 100-mesh nylon cloth.
In this embodiment, the diameter of body 1 port is less than the external diameter of body 1, forms annular terminal surface at the port of body 1, can tailor filter layer 3 for circular, then fixes filter layer 3 bonding on the terminal surface of the jar body through glue to with the port cladding of body 1. Or the filter layer 3 can be made into a cylinder with a bottom, and the cylinder is sleeved at the port of the tube body 1 and then is arranged at the port of the tube body 1 in a bonding or hoop fixing mode.
In this embodiment, two ports of the pipe body 1 are respectively provided with the check valve 2, the water outlet 4 is arranged on the side wall of the middle part of the pipe body 1, and the liquid in the soil can enter the pipe body 1 through the ports at the two ends of the pipe body 1.
One end of the tube body 1 can be provided with a one-way valve 2, the other end is provided with a water outlet 4, one end of the tube body 1 is used for liquid to enter, and the other end of the tube body is used for liquid to flow out.
When the device is used, the hose is arranged at the water outlet 4 (in an inserting or bonding mode, and the like), the end part of the hose is communicated with the injector, then a plurality of devices are horizontally buried at different heights in the soil column of the leaching experiment, and in order to further ensure the tightness, a water stop clamp can be arranged on the hose. After leaching, extracting the liquid with the corresponding height of the soil through a corresponding injector to obtain the layered in-situ water solution.
The utility model has simple structure, low cost and convenient manufacture and use; the device can bear larger pressure, and cannot deform when absorbing the in-situ aqueous solution; the volume is small, the volume weight in the soil column cannot be changed, and the accuracy of the leaching experiment result of the soil is ensured; check valve 2 can effectively completely cut off outside air and soil contact, prevents that soil and outside air from taking place the reaction, guarantees the accuracy of experiment.
Claims (5)
1. The utility model provides a soil eluviation mud-water separation device, its characterized in that, includes cylindric body the port department of body is equipped with the check valve of constituteing by a plurality of flexible valve clacks, just is in the outside cladding of port of body has the filter layer open there is the delivery port on the body.
2. The soil leaching mud-water separation device of claim 1, wherein the flexible valve flaps are inclined towards the interior of the pipe body, and a plurality of the flexible valve flaps are distributed around the axial center of the pipe body, and in a natural state, the adjacent flexible valve flaps are in close contact with each other to seal the port of the pipe body.
3. The soil leaching mud-water separation device of claim 2, wherein the flexible valve flap is arc-shaped, and a plurality of the flexible valve flaps form a hemispherical shell shape.
4. The soil leaching mud-water separation device of claim 1, wherein the check valve is respectively arranged at two ports of the pipe body, and the water outlet is arranged on the side wall of the middle part of the pipe body.
5. The soil leaching mud-water separation device of claim 1, wherein the filter layer is nylon cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220536003.7U CN216284576U (en) | 2022-03-14 | 2022-03-14 | Soil eluviation mud-water separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220536003.7U CN216284576U (en) | 2022-03-14 | 2022-03-14 | Soil eluviation mud-water separation device |
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| Publication Number | Publication Date |
|---|---|
| CN216284576U true CN216284576U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220536003.7U Active CN216284576U (en) | 2022-03-14 | 2022-03-14 | Soil eluviation mud-water separation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076409A (en) * | 2022-08-11 | 2022-09-20 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | Multi-petal type isolation water valve |
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2022
- 2022-03-14 CN CN202220536003.7U patent/CN216284576U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076409A (en) * | 2022-08-11 | 2022-09-20 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | Multi-petal type isolation water valve |
| CN115076409B (en) * | 2022-08-11 | 2022-11-08 | 中国空气动力研究与发展中心设备设计与测试技术研究所 | Multi-petal type isolation water valve |
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