CN111896331A - Soil solution collection system - Google Patents
Soil solution collection system Download PDFInfo
- Publication number
- CN111896331A CN111896331A CN202010992845.9A CN202010992845A CN111896331A CN 111896331 A CN111896331 A CN 111896331A CN 202010992845 A CN202010992845 A CN 202010992845A CN 111896331 A CN111896331 A CN 111896331A
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- Prior art keywords
- pipe
- limiting
- water
- depth
- movable
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
Abstract
The invention discloses a soil solution collecting device, which relates to a collecting device and comprises a depth-limiting fixing bracket; the movable pipe is arranged on the depth limiting fixed bracket and can move up and down relative to the depth limiting fixed bracket, and a limiting notch is formed in the movable pipe; the collecting part comprises a guide pipe, a limiting pipe and a water seepage pipe, the guide pipe and the water seepage pipe are arranged in the movable pipe, and the limiting pipe can penetrate out of a limiting notch; an acquisition channel is formed inside the guide pipe, the limiting pipe and the water seepage pipe; the water seepage pipe is provided with a water inlet; the water storage pipe is connected with the water seepage pipe; one end of the water guide pipe is positioned at the water storage part, and the other end of the water guide pipe penetrates out of the limiting pipe along the direction of the collecting channel; a filtering part which is arranged on the permeation tube and can filter the soil solution passing through the water inlet; the invention has the functions of depth limitation and fixed anti-toppling, and can accurately sample at the preset depth.
Description
Technical Field
The invention relates to a collecting device, in particular to a soil solution collecting device.
Background
The soil solution refers to soil interstitial water containing solutes and dissolved gases, and is a main place for chemical reactions in soil, and the soil solution is also the most basic source of available nutrients of crops, and the content of the contained nutrients is an important basis for measuring the fertility of the soil. The soil solution intensively summarizes the complex reaction of the soil-crop-climate system for the growth of the left and right crops, so that the chemical research of the soil solution has great significance.
In experimental research, the content of various elements in a solution in soil at different depths is often required to be measured so as to obtain the vertical migration rule of the different elements in a soil layer. For the collection of soil solution, the method of burying underground drainage pipes and the rhizosphere soil solution collector invented in the 90 s of the twentieth century are commonly adopted at present. The existing method has the defects that the workload is large when soil solution is collected, the device is inconvenient to carry and transfer, the soil is disturbed greatly, impurities such as soil particles are easy to mix, additional auxiliary drilling is needed for soil layers with harder texture, and the soil solution with different depths can not be collected rapidly in the field.
Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art and provides a soil solution collecting device.
The technical solution of the invention is as follows:
a soil solution collection device, comprising:
fixing the bracket in a depth limiting manner;
the movable pipe is arranged on the depth limiting fixed support, can move up and down relative to the depth limiting fixed support, and is provided with a limiting notch;
the collecting part comprises a guide pipe, a limiting pipe and a water seepage pipe, the guide pipe and the water seepage pipe are arranged in the movable pipe, and the limiting pipe can penetrate out of the limiting notch; an acquisition channel is formed inside the guide pipe, the limiting pipe and the water seepage pipe; the water seepage pipe is provided with a water inlet;
the water storage pipe is connected with the water seepage pipe;
one end of the water guide pipe is positioned in the water storage pipe, and the other end of the water guide pipe penetrates out of the limiting pipe along the direction of the collecting channel;
a filter part disposed on the permeation tube, the filter part being capable of filtering the soil solution passing through the water inlet;
the movable pipe can move in the limiting notch so that the movable pipe can cover the filtering part or can not cover the filtering part;
preferably, the fixed support of depth limit includes the depth limit ring, and depth limit ring top is provided with fixed pipe, and the below is provided with fixed foot, be provided with a viewing aperture on the fixed pipe, the activity of activity pipe set up in fixed intraduct, fixed pipe still is provided with the nut, and the one end swing joint of nut has the knob, and when screwing the knob, the output of knob can pass the nut according to the preface and fix the wall portion of pipe with the activity pipe butt is in order to fix fixed pipe and activity pipe.
Preferably, a handle is arranged above the movable tube.
Preferably, the filter part includes a first filter part disposed on an outer sidewall of the permeate tube and a second filter part disposed in the permeate tube.
Preferably, first filter house adopts the filter screen, and it sets up in infiltration pipe outer wall, the filter screen can cover the water inlet, second filter house adopts the pellicle, and it is located in the infiltration pipe inner chamber.
Preferably, the water guide pipe is a water pumping hose which is fixed in the inner cavity of the water seepage pipe through a sealing plug.
Preferably, there are 2 sealing plugs and the semi-permeable membrane is mounted between the sealing plugs.
Preferably, the sealing plug is provided with a fan-shaped water inlet and a round hole which can allow the water guide pipe to pass through and be in tight fit with the water guide pipe.
Preferably, the movable tube is provided with scale marks, and the scale mark of '0' on the scale marks is positioned below the movable tube.
Preferably, the front end of the water storage pipe is of a conical structure.
The invention has at least one of the following beneficial effects:
1. the collecting device provided by the invention is provided with scales, so that the sampling can be accurately carried out at a preset depth.
2. The movable pipe can move up and down relative to the collecting part, the limiting pipe is positioned at the top of the L-shaped notch when the movable pipe enters the soil, the movable pipe effectively wraps the water seepage pipe, a filter screen and a semipermeable membrane on the collecting part can be effectively protected from being damaged, the limiting pipe is positioned at the bottom of the limiting notch when the movable pipe is used for sampling, the water seepage pipe is exposed in the soil by the movable pipe, and the collecting device can normally collect soil solution.
3. The head of the water storage pipe is conical, so that the soil resistance can be reduced, and the collected solution can be stored.
4. The depth limiting fixing support has the functions of limiting depth and preventing fixed falling, the depth limiting ring increases the contact area between the device and soil, the collection device cannot sink due to the action of gravity in long-term sampling, the depth limiting fixing support can prevent the collection part from falling in shallow sampling depth when people do not attend the long-term sampling, and the depth limiting fixing support is used for enabling the sampling to be more accurate.
Drawings
FIG. 1 is an isometric view of a preferred embodiment of the present invention;
FIG. 2 is a full sectional view of the preferred embodiment of the present invention;
FIG. 3 is an isometric view of a acquisition portion according to a preferred embodiment of the invention;
FIG. 4 is an isometric view of a movable tube according to a preferred embodiment of the present invention;
FIG. 5 is an isometric view of a reservoir in accordance with a preferred embodiment of the present invention;
FIG. 6 is an isometric view of a depth stop mounting bracket according to a preferred embodiment of the present invention;
fig. 7 is an isometric view of a preferred embodiment sealing plug of the invention;
wherein: 1-collection part, 11-guide tube, 12-limit tube, 13-water seepage tube, 131-water inlet, 132-external thread, 133-annular groove, 2-water pumping hose, 3-movable tube, 31-guide hole, 32-limit notch, 33-handle, 34-scale mark and 4-water storage tube; 41-hollow cylinder, 411-internal thread, 42-hollow cone; 5-depth limiting fixing support, 51-fixing tube; 511-viewport, 52-knob; 53-a nut; 54-depth-limiting ring, 55-fixing pin, 6-sealing plug, 61-round hole, 62-fan-shaped water inlet and 7-semipermeable membrane; 8-a filter screen.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 7, a preferred embodiment of the present invention:
a soil solution collection device, comprising:
a depth-limiting fixing bracket 5;
the movable pipe 3 is arranged on the depth limiting fixed bracket 5, the movable pipe 3 can move up and down relative to the depth limiting fixed bracket 5, and a limiting notch 32 is formed in the movable pipe 3;
the collecting part 1 comprises a guide pipe 11, a limiting pipe 12 and a water seepage pipe 13, wherein the guide pipe 11 and the water seepage pipe 13 are arranged inside the movable pipe 3, and the limiting pipe 12 can penetrate out of the limiting notch 32 and can move along the limiting notch 32; an acquisition channel is formed inside the guide pipe 11, the limiting pipe 12 and the water seepage pipe 13; the water seepage pipe 13 is provided with a water inlet 131;
and the water storage pipe 4 is connected with the water seepage pipe 13, and is in threaded connection with the water seepage pipe, so that the water storage pipe is convenient to disassemble and clean.
One end of the water guide pipe is positioned in the water storage pipe 4, and the other end of the water guide pipe penetrates out of the limiting pipe 12 along the direction of the collecting channel;
a filter unit disposed on the water penetration pipe 13, the filter unit being capable of filtering the soil solution passing through the water inlet 131;
The movable tube 3 of this embodiment can relative collection portion 1 up-and-down motion, spacing pipe 12 is in the top of spacing notch 32 during the unearthed, movable tube 3 effectively wraps up infiltration pipe 13, the filter house that can effectively protect on the collection portion 1 does not receive the damage, spacing pipe 12 is in the bottom of spacing notch 32 during the sampling, movable tube 3 exposes infiltration pipe 13 in soil, soil solution gets into last entering standpipe 4 in infiltration pipe 13 through the filter house, the soil solution in standpipe 4 is taken out, collection system can normally gather soil solution.
As a preferred embodiment of the present invention, it may also have the following additional technical features:
specifically, fixed support 5 of depth limit includes depth limit ring 54, and depth limit ring 54 top is provided with fixed pipe 51, and the below evenly is provided with 3 fixed feet 55, be provided with an viewing aperture 511 on the fixed pipe 51, preferably the rectangle viewing aperture, be convenient for observe the scale mark on the activity pipe 3, activity pipe 3 activity set up in inside fixed pipe 51, the one end swing joint of nut 53 has knob 52, when screwing knob 52, the output of knob 52 can pass nut and fixed pipe 51's wall portion according to the preface with activity pipe 3 butt is in order to fix fixed pipe 51 and activity pipe 3.
In particular, the movable tube 3 has a circular guide hole 31, through which the guide tube 11 can be guided 31.
A handle is arranged above the movable tube 3, so that the operation of collection personnel is facilitated.
The filter part comprises a first filter part and a second filter part, the first filter part adopts a filter screen 8 which is arranged on the outer wall of the water seepage pipe 13 and can cover the water inlet 131, and specifically, the guide pipe 11 is a round pipe with a sealed top and a transparent bottom; the limiting pipe 12 is a hollow round pipe and is vertical to the guide pipe 11; the infiltration pipe 13 has a plurality of water inlets 131, and the water inlet is the rectangle shape, and the both sides end of water inlet 131 sets up an annular groove 133 respectively, and filter screen 8 is installed in annular groove 133 to make filter screen 8 flush with infiltration pipe 13 lateral wall, the bottom of infiltration pipe 13 has one section external screw thread 132.
More specifically, the water storage tube 4 is composed of a hollow cylinder 41 and a hollow cone 42, the hollow cylinder 41 is internally provided with an internal thread 412 matched with the external thread 132, and the water seepage tube 13 and the water storage tube 4 are detachably connected, so that the water storage tube 4 is convenient to detach, clean and replace.
The second filter house adopts pellicle 7, and it is located in 13 inner chambers of infiltration pipe, through the two-stage filtration, filter fineness is high, and the soil solution of gathering is purer.
The water guide pipe is a water pumping hose and is fixed in the inner cavity of the water seepage pipe 13 through a sealing plug 6.
The sealing plug 6 is provided with 2, and the semipermeable membrane 7 is installed between 2 sealing plugs 6.
The sealing plug 6 has a fan-shaped water inlet 62 and a round hole 61 which can allow the water conduit to pass through and be tightly matched.
The movable tube 3 is provided with scale marks 34, and the scale marks of '0' on the scale marks 34 are positioned below the movable tube 3, namely the scale marks 34 are from bottom to top from small to large, so that the sampling at the preset depth can be accurately performed.
The specific working process of the invention is as follows: when the soil enters, the limit pipe 12 is positioned at the top end of the limit notch 32, the scale line of 0 of the movable pipe 3 is flush with the bottom edge of the rectangular water inlet of the infiltration pipe 13, namely the water inlet 131 is wrapped, the depth-limiting fixed support 5 is pressed into the soil to enable the depth-limiting ring 54 to be flush with the mud surface, the handle 33 is pressed to enable the movable pipe 3 and the acquisition rod 1 to enter the soil, when the scale on the movable pipe 3 is checked to reach the preset sampling depth through the observation port 511 on the fixed pipe 51, the movable pipe 3 is lifted along the limit notch 32 until the limit pipe 12 is flush with the bottom edge of the limit notch 32 and rotates 90 degrees along the limit notch 32, the rotation knob 52 fixes the relative position of the movable pipe 3 and the depth-limiting fixed support 5 to prevent the acquisition part 1 from toppling and sinking, at the moment, the bottom edge of the movable pipe 3 is flush with the top edge of the water inlet 131 of the infiltration pipe 13, the filter, the solution enters the water storage pipe 4 through the secondary filtration of the semipermeable membrane 7, and the solution in the water storage pipe 4 can be pumped out through the pumping hose 2.
The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict.
The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by basically the same means are all within the protection scope of the present invention.
Claims (10)
1. A soil solution collection device, comprising:
a depth-limiting fixing bracket (5);
the movable pipe (3) is arranged on the depth limiting fixed support (5), the movable pipe (3) can move up and down relative to the depth limiting fixed support (5), and a limiting notch (32) is formed in the movable pipe (3);
the collecting part (1) comprises a guide pipe (11), a limiting pipe (12) and a water seepage pipe (13), the guide pipe (11) and the water seepage pipe (13) are arranged inside the movable pipe (3), and the limiting pipe (12) can penetrate out of a limiting notch (32); a collecting channel is formed inside the guide pipe (11), the limiting pipe (12) and the water seepage pipe (13); a water inlet (131) is formed in the water seepage pipe (13);
the water storage pipe (4) is connected with the water seepage pipe (13);
one end of the water guide pipe is positioned in the water storage pipe (4), and the other end of the water guide pipe penetrates out of the limiting pipe (12) along the direction of the acquisition channel;
a filter unit provided on the water seepage pipe (13), the filter unit being capable of filtering the soil solution passing through the water inlet (131);
the limiting pipe (12) can move along the limiting notch (32) so that the movable pipe (3) can cover the filtering part or can not cover the filtering part.
2. The soil solution collecting device as recited in claim 1, wherein the depth-limiting fixing support (5) comprises a depth-limiting ring (54), a fixing tube (51) is arranged above the depth-limiting ring (54), a fixing foot (55) is arranged below the depth-limiting ring (54), a viewing port (511) is arranged on the fixing tube (51), the movable tube (3) is movably arranged inside the fixing tube (51), the fixing tube (51) is further provided with a nut (53), one end of the nut (53) is movably connected with a knob (52), and when the knob (52) is screwed, the output end of the knob (52) can sequentially penetrate through the wall parts of the nut (53) and the fixing tube (51) and abut against the movable tube (3) so as to fix the fixing tube (51) and the movable tube (3).
3. A soil solution collecting device according to claim 1, characterized in that a handle (33) is arranged above the movable tube (3).
4. A soil solution collection device according to claim 1, wherein the filter part comprises a first filter part disposed on an outer side wall of the permeate tube (13) and a second filter part disposed within the permeate tube (13).
5. A soil solution collection device according to claim 4, wherein the first filter part adopts a filter screen (8) which is arranged on the outer wall of the water seepage pipe (13), the filter screen (8) can cover the water inlet (131), and the second filter part adopts a semipermeable membrane (7) which is positioned in the inner cavity of the water seepage pipe (13).
6. A soil solution collecting device according to claim 5, wherein the water conduit is a water hose which is fixed in the inner cavity of the water seepage pipe (13) through a sealing plug (6).
7. A soil solution collecting device according to claim 6, wherein there are 2 sealing plugs (6) and the semi-permeable membrane (7) is mounted between the sealing plugs (6).
8. A soil solution collection device according to claim 6 wherein the sealing plug (6) has a fan-shaped water inlet (62) and a close fitting circular hole (61) through which a water conduit can pass.
9. A soil solution collection device according to claim 1, wherein the movable tube (3) is provided with graduation marks (34), and the '0' graduation mark on the graduation marks (34) is positioned below the movable tube (3).
10. The soil solution collecting device as claimed in claim 1, wherein the front end of the water storage pipe is of a tapered structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010992845.9A CN111896331A (en) | 2020-09-18 | 2020-09-18 | Soil solution collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010992845.9A CN111896331A (en) | 2020-09-18 | 2020-09-18 | Soil solution collection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111896331A true CN111896331A (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010992845.9A Pending CN111896331A (en) | 2020-09-18 | 2020-09-18 | Soil solution collection system |
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| CN (1) | CN111896331A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115493658A (en) * | 2022-11-21 | 2022-12-20 | 浙江省通信产业服务有限公司 | Device and method for acquiring field geographic information data |
-
2020
- 2020-09-18 CN CN202010992845.9A patent/CN111896331A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115493658A (en) * | 2022-11-21 | 2022-12-20 | 浙江省通信产业服务有限公司 | Device and method for acquiring field geographic information data |
| CN115493658B (en) * | 2022-11-21 | 2023-03-28 | 浙江省通信产业服务有限公司 | Device and method for acquiring field geographic information data |
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