CN106895992A - A kind of sand ground undisturbed soil sampling device and its sampling method - Google Patents
A kind of sand ground undisturbed soil sampling device and its sampling method Download PDFInfo
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- CN106895992A CN106895992A CN201710211559.2A CN201710211559A CN106895992A CN 106895992 A CN106895992 A CN 106895992A CN 201710211559 A CN201710211559 A CN 201710211559A CN 106895992 A CN106895992 A CN 106895992A
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- cutting ring
- sand ground
- undisturbed soil
- push
- plate
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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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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to soil sampling apparatus, specifically a kind of sand ground undisturbed soil sampling device and its sampling method, sampler includes cutting ring, boost motor and shoveling device, cutting ring is hollow structure, lower end is sword end, boost motor is detachably connected with the upper end of cutting ring, cutting ring is pressed into sand ground undisturbed soil in sampling by boost motor, and boost motor is pulled down after cutting ring press-in sand ground undisturbed soil by cutting ring；Shoveling device includes push-plate, top tray, lower tray and handle post A, top tray is connected with the upper and lower ends of push-plate respectively with one end of lower tray, top tray is sword end with the other end of lower tray, handle post A is arranged on push-plate, shoveling device after boost motor is pulled down in sand ground undisturbed soil is cut, and top tray covers the upper and lower ends of cutting ring with lower tray respectively, cutting ring takes out with shoveling device.The present invention can disposably obtain large volume of undisturbed soil, and cost-effective, simple and practical, and the integrality of soil texture can be well kept again, and the analysis to soil physico-chemical property and hydraulic parameters brings convenience.
Description
Technical field
The present invention relates to soil sampling apparatus, specifically a kind of sand ground undisturbed soil sampling device and its sampling method,
Fetch earth to determine its physicochemical property and hydraulic parameters suitable for sand ground undisturbed soil.
Background technology
The acquisition of Sandy Soil physicochemical property and hydraulic parameters is semiarid region soil water movement rule and solute transfer
The theoretical foundation and parameter of law study are supported, are also the important indicator of desertification indication, this to the revegetation of desertification area and
Management has important scientific value and theory significance.In the related experiment that sand ground physicochemical property and hydraulic parameters are obtained is carried out,
The soil for needing sampling is larger volume and the undisturbed soil not being damaged.The core cutter method of tradition sampling is not suitable for unsaturation water guide
The acquisition of larger volume undisturbed soil needed for the parameter studies such as rate.Further, since the characteristics of sandy soil are loose, conventional method can be caused
Original-state soil structure is destroyed.Therefore, obtain large volume undisturbed soil and there is certain difficulty.
The content of the invention
In order to solve the above mentioned problem that tradition sampling is present, it is an object of the invention to provide a kind of sampling of sand ground undisturbed soil
Device and its sampling method.
The purpose of the present invention is achieved through the following technical solutions：
Sampler of the invention include cutting ring, boost motor and shoveling device, wherein cutting ring be hollow structure, lower end be sword
End, the boost motor is detachably connected with the upper end of the cutting ring, and it is former that the cutting ring is pressed into sand ground in sampling by boost motor
In shape soil, the boost motor is pulled down after cutting ring press-in sand ground undisturbed soil by the cutting ring；The shoveling device includes push-plate, pop-up
Disk, lower tray and handle post A, the upper and lower ends of one end of the top tray and lower tray respectively with the push-plate are connected, the pop-up
Disk is sword end with the other end of lower tray, and the handle post A is arranged on push-plate, and the shoveling device is cut after boost motor is pulled down
In sand ground undisturbed soil, and the top tray covers the upper and lower ends of cutting ring with lower tray respectively, and the cutting ring takes with the shoveling device
Go out；
Wherein：One end of the top tray and lower tray is vertical with the upper and lower ends of push-plate one side respectively to be connected, described
Handle post is vertically connected at the bottom of push-plate another side；The push-plate, top tray and lower tray are tabular, the handle post A
Longitudinal center line it is vertical with push-plate, and positioned at the bottom at the push-plate center；The length of the push-plate is more than the height of cutting ring, pushes away
More than the diameter of cutting ring, the length of the top tray, the length of width and lower tray, width are all higher than the straight of cutting ring to the width of disk
Footpath；
The boost motor includes handle post B, force application rod and orifice ring, and the orifice ring is the hollow structure of lower ending opening, the force
The lower end of bar is connected with the upper surface of orifice ring, and the upper end of the force application rod is vertical with the handle post B to be connected；The orifice ring is hollow
It is cylindric, multiple through holes are evenly equipped with its periphery；The longitudinal center line of the force application rod is total to the longitudinal center line of orifice ring
Line, and it is perpendicular with the longitudinal center line of the handle post B；The cutting ring is the cylindrical-shaped structure that two ends are open.
The sampling method of sand ground undisturbed soil sampling device of the present invention, step is：
Step A：First, take vertical section in pilot region, the sword end of the cutting ring lower end is placed on adjacent institute down
State the sample position of vertical section, the boost motor be connected with the non-sword end of cutting ring upper end, by the boost motor to cutting ring to
Lower applying pressure, makes the cutting ring vertically be pressed into sand ground undisturbed soil；
Step B：The boost motor is pulled down by one end of cutting ring, handle post A is then held, by the shoveling device along cutting ring
Upper and lower ends cut sandy soil undisturbed soil, until the push-plate is abutted with the vertical section；
Step C：The movement shoveling device, the cutting ring end that will fill sand ground undisturbed soil is risen, and is placed on flat position；
Step D：The non-sword end lid A of the cutting ring upper end is sealed, is then inverted the shoveling device and cutting ring, by institute
State cutting ring the upside down of lid A sealings, then the sword end that the cutting ring lower end is sealed with lid B；
Step E：The shoveling device is withdrawn from, sampling is completed.
Wherein：The shoveling device cuts sand ground undisturbed soil perpendicular to the vertical section.
Advantages of the present invention is with good effect：
1. sampler of the invention can obtain quantitative and large volume of under conditions of original-state soil structure is not destroyed
Soil column, it is ensured that the integrality of soil texture.
2. in sampler of the invention, 45 ° of cutting edges are carried so that cutting ring in cutting ring lower end, top tray and lower tray
Surrounding soil is easily peeled off, so that soil column is not damaged in cutting ring, and shoveling device cut process is also easier.
3. the boost motor in inventive sampling device can fill soil column in order to apply pressure to cutting ring beneficial to cutting ring,
And it is difficult disturbed destruction.
4. the boost motor in inventive sampling device, uniform multiple through holes, unnecessary during cutting ring is pushed on orifice ring
Soil can be gushed out by through hole, reduce soil to the resistance that pushes.
5. the shoveling device in inventive sampling device, push-plate, top tray, the length and width of lower tray are all higher than the diameter of cutting ring,
The shake of cutting ring during shoveling is reduced, is destroyed so as to avoid soil texture in cutting ring.
6. sampling method of the invention can be on the basis of the soil texture integrality that maintains the original state by quantitative large volume
Take out on original-state soil post disposable and convenient ground.
Brief description of the drawings
Fig. 1 is the structural representation of cutting ring in inventive sampling device；
Fig. 2 is the structural representation of boost motor in inventive sampling device；
Fig. 3 is the dimensional structure diagram of shoveling device in inventive sampling device；
Fig. 4 is the structural front view of shoveling device in inventive sampling device；
Fig. 5 is the working state figure of cutting ring sample in inventive sampling device；
Fig. 6 is the working state figure of Booster separation soil sample in inventive sampling device；
Fig. 7 is the schematic diagram that inventive sampling device preserves soil sample；
Wherein：1 is cutting ring, and 2 is boost motor, and 3 is shoveling device, and 4 is push-plate, and 5 is top tray, and 6 is lower tray, and 7 is handle post
A, 8 is handle post B, and 9 is force application rod, and 10 is orifice ring, and 11 is lid A, and 12 is lid B, and 13 is through hole.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in figures 1-4, sampler of the invention includes cutting ring 1, boost motor 2 and shoveling device 3, during wherein cutting ring 1 is
Empty cylindrical-shaped structure, upper and lower ends are open, and upper end is non-sword end, is formed with external screw thread, and lower end is sword end, with 45 ° of cutting edges.
Cutting ring 1 is mainly used in the amount of setting soil column.
Boost motor 2 is easy to for cutting ring 1 to be uniformly pressed into soil.The boost motor 2 is detachably connected with the upper end of cutting ring 1.Help
Thruster 2 includes handle post B8, force application rod 9 and orifice ring 10, and orifice ring 10 is the hollow structure of lower ending opening, the interior table of the lower end of orifice ring 10
Face is formed with internal thread, is connected for the threaded upper ends with cutting ring 1.The lower end of force application rod 9 is connected with the upper surface of orifice ring 10, and this is applied
The upper end of power bar 9 is vertical with handle post B8 to be connected.The longitudinal center line of force application rod 9 is conllinear with the longitudinal center line of orifice ring 10, and with
The longitudinal center line of handle post B8 is perpendicular.Orifice ring 10 is hollow cylindric, and multiple through holes 13 are evenly equipped with its periphery.
Shoveling device 3 is that the cutting ring 1 that will fill undisturbed soil is shoveled out, and the disturbance of soil column is reduced, so as to avoid in cutting ring 1
Original state soil structure is destroyed.Shoveling device 3 includes push-plate 4, top tray 5, lower tray 6 and handle post A7, the push-plate 4, top tray 5 and subiculum
Disk 6 is tabular, is square；One end of top tray 5 and lower tray 6 is vertical with the upper and lower ends of the one side of push-plate 4 respectively to be connected
Connect, top tray 5 is sword end with the other end of lower tray 6, with 45 ° of cutting edges.Handle post 7 is vertically connected at the another side of push-plate 4
Bottom, the longitudinal center line of handle post A7 is vertical with push-plate 4, and positioned at the bottom at the center of push-plate 4.The length of push-plate 4 is more than
The height of cutting ring 1, the width of push-plate 4 are more than the diameter of cutting ring 1, the length of top tray 5, the length of width and lower tray 6, width
It is all higher than the diameter of cutting ring 1.
The sampling method of inventive sampling device, concretely comprises the following steps：
Step A：First, vertical section is taken in pilot region, according to test plan by the sword end of the lower end of cutting ring 1 towards decentralization
In the sample position of adjacent vertical section, the orifice ring 10 of boost motor 2 is threadedly coupled with the non-sword end of the upper end of cutting ring 1, by this
Boost motor 2 applies pressure to cutting ring 1 is uniform downwards, makes the vertically press-in sand ground undisturbed soil of cutting ring 1；During press-in, cutting ring 1
In soil sample have its upper end and enter into orifice ring 10, because equably having opened up multiple through holes 13, soil sample on the periphery of orifice ring 10
Have each through hole 13 to gush out, so reduce the resistance of soil sample during cutting ring 1 is pressed downward to.
Step B：Boost motor 2 is pulled down by one end of cutting ring 1, handle post A7 is then held, by shoveling device 3 along the upper of cutting ring 1
Sandy soil undisturbed soil is vertically cut at lower two ends, until push-plate 4 be close to vertical section.
Step C：Slow mobile shoveling device 3, the cutting ring 1 that will fill sand ground undisturbed soil is gently held, and is placed on required height
Flat position.
Step D：The non-sword end lid A11 of the upper end of cutting ring 1 is sealed, then shoveling device 3 and cutting ring 1 is slowly at the uniform velocity fallen
Put, by the upside down of lid A11 sealings of cutting ring 1, then the sword end that the lower end of cutting ring 1 is sealed with lid B12.
Step E：Shoveling device 3 is withdrawn from, sampling is completed.
The sampling method of inventive sampling device is applied to semiarid region different landforms soil types physicochemical property and waterpower
The acquisition of parameter, and then to the research offer parameter support of soil moisture and solute motion rule, also for desertification process is provided
Parameter index.The present invention is to instructing revegetation and management, and then prevention desertification has important theory significance.
Claims (10)
1. a kind of sand ground undisturbed soil sampling device, it is characterised in that：Including cutting ring (1), boost motor (2) and shoveling device (3), wherein
Cutting ring (1) is hollow structure, lower end is sword end, and the boost motor (2) is detachably connected with the upper end of the cutting ring (1), described
Cutting ring (1) is pressed into sand ground undisturbed soil in sampling by boost motor (2), and the boost motor (2) is former in cutting ring (1) press-in sand ground
Pulled down by the cutting ring (1) after shape soil；The shoveling device (3) includes push-plate (4), top tray (5), lower tray (6) and handle post A (7),
Upper and lower ends of the one end of the top tray (5) and lower tray (6) respectively with the push-plate (4) are connected, and the top tray (5) is with
The other end of pallet (6) is sword end, and on push-plate (4), the shoveling device (3) is in boost motor (2) for the handle post A (7)
After pulling down in incision sand ground undisturbed soil, and the top tray (5) covers the upper and lower ends of cutting ring (1) with lower tray (6) respectively, should
Cutting ring (1) takes out with the shoveling device (3).
2. sand ground undisturbed soil sampling device according to claim 1, it is characterised in that：The top tray (5) and lower tray
(6) one end is vertical with the upper and lower ends of push-plate (4) one side respectively to be connected, and it is another that the handle post (7) is vertically connected at push-plate (4)
The bottom of one side.
3. sand ground undisturbed soil sampling device according to claim 2, it is characterised in that：The push-plate (4), top tray (5)
And lower tray (6) is tabular, the longitudinal center line of the handle post A (7) is vertical with push-plate (4), and in the push-plate (4)
The bottom of the heart.
4. sand ground undisturbed soil sampling device according to claim 1, it is characterised in that：The length of the push-plate (4) is more than
The height of cutting ring (1), the width of push-plate (4) more than cutting ring (1) diameter, the length of the top tray (5), width and lower tray
(6) length, width are all higher than the diameter of cutting ring (1).
5. sand ground undisturbed soil sampling device according to claim 1, it is characterised in that：The boost motor (2) includes handle post B
(8), force application rod (9) and orifice ring (10), the orifice ring (10) is the hollow structure of lower ending opening, the lower end of the force application rod (9) with
The upper surface of orifice ring (10) is connected, and the upper end of the force application rod (9) is vertical with the handle post B (8) to be connected.
6. sand ground undisturbed soil sampling device according to claim 5, it is characterised in that：The orifice ring (10) is hollow circle
Column, is evenly equipped with multiple through holes (13) on its periphery.
7. sand ground undisturbed soil sampling device according to claim 5, it is characterised in that：In the axial direction of the force application rod (9)
Heart line is conllinear and perpendicular with the longitudinal center line of the handle post B (8) with the longitudinal center line of orifice ring (10).
8. sand ground undisturbed soil sampling device according to claim 1, it is characterised in that：The cutting ring (1) is to open at two ends
The cylindrical-shaped structure of mouth.
9. a kind of sampling method of the sand ground undisturbed soil sampling device described in claim 1 to 8 any claim, its feature exists
In：Step is：
Step A：First, take vertical section in pilot region, the sword end of the cutting ring (1) lower end is placed on down adjacent described
The sample position of vertical section, the boost motor (2) is connected with the non-sword end of cutting ring (1) upper end, by the boost motor (2) to
Cutting ring (1) is downwardly applied to pressure, makes the cutting ring (1) vertically press-in sand ground undisturbed soil；
Step B：The boost motor (2) is pulled down by one end of cutting ring (1), handle post A (7) is then held, by the shoveling device (3)
Sandy soil undisturbed soil is cut along the upper and lower ends of cutting ring (1), until the push-plate (4) is abutted with the vertical section；
Step C：The movement shoveling device (3), the cutting ring (1) that will fill sand ground undisturbed soil is held, and is placed on flat position；
Step D：The non-sword end of the cutting ring (1) upper end is covered into A (11) to seal, then by the shoveling device (3) and cutting ring (1)
It is inverted, by the cutting ring (1) the upside down of lid A (11) sealing, then the cutting ring (1) lower end is sealed with lid B (12)
Sword end；
Step E：The shoveling device (3) is withdrawn from, sampling is completed.
10. sampling method according to claim 9, it is characterised in that：The shoveling device (3) is perpendicular to the vertical section
Incision sand ground undisturbed soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710211559.2A CN106895992A (en) | 2017-04-01 | 2017-04-01 | A kind of sand ground undisturbed soil sampling device and its sampling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710211559.2A CN106895992A (en) | 2017-04-01 | 2017-04-01 | A kind of sand ground undisturbed soil sampling device and its sampling method |
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| Publication Number | Publication Date |
|---|---|
| CN106895992A true CN106895992A (en) | 2017-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710211559.2A Pending CN106895992A (en) | 2017-04-01 | 2017-04-01 | A kind of sand ground undisturbed soil sampling device and its sampling method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465979A (en) * | 2021-06-21 | 2021-10-01 | 吴薇 | Farmland environment soil condition monitoring system |
| CN114235469A (en) * | 2021-12-03 | 2022-03-25 | 毛叶军 | Soil sampling device for geological exploration |
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| CN205317513U (en) * | 2015-12-31 | 2016-06-15 | 黑龙江省农垦科学院 | Cutting ring pedestal fetches earth |
| CN206002337U (en) * | 2016-08-26 | 2017-03-08 | 水利部牧区水利科学研究所 | A kind of undisturbed soil drawing out soil equipment of the simulation soil erosion |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201903458U (en) * | 2010-12-24 | 2011-07-20 | 石河子大学 | Portable sectional type undisturbed soil sampler |
| CN202648984U (en) * | 2012-04-23 | 2013-01-02 | 西安理工大学 | Bottom plate cutting-in device for sampling large-volume undisturbed soil |
| CN204241255U (en) * | 2014-11-28 | 2015-04-01 | 内蒙古自治区农牧业科学院 | Root system sampler |
| CN204314091U (en) * | 2014-12-24 | 2015-05-06 | 西南交通大学 | A kind of cutting ring sampler for sandy soil density test |
| CN204594730U (en) * | 2015-04-29 | 2015-08-26 | 中交第一公路勘察设计研究院有限公司 | The original state frozen soil sampler of a kind of field boring with sampling |
| CN205317513U (en) * | 2015-12-31 | 2016-06-15 | 黑龙江省农垦科学院 | Cutting ring pedestal fetches earth |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465979A (en) * | 2021-06-21 | 2021-10-01 | 吴薇 | Farmland environment soil condition monitoring system |
| CN114235469A (en) * | 2021-12-03 | 2022-03-25 | 毛叶军 | Soil sampling device for geological exploration |
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Application publication date: 20170627 |