CN211717810U

CN211717810U - Layered undisturbed soil synchronous sampling device

Info

Publication number: CN211717810U
Application number: CN201922116937.6U
Authority: CN
Inventors: 邹磊; 夏瑞
Original assignee: Chinese Research Academy of Environmental Sciences; Institute of Geographic Sciences and Natural Resources of CAS
Current assignee: Chinese Research Academy of Environmental Sciences; Institute of Geographic Sciences and Natural Resources of CAS
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-10-20
Anticipated expiration: 2029-12-02

Abstract

The utility model provides a layering original state soil synchronous sampling device, gather the storehouse including the soil layering, the storehouse is gathered in the soil layering includes: the body is a hollow cylinder; the longitudinal partition plate is positioned in the body and used for dividing the space in the body into a soil ascending area and a soil collecting area; a soil storage bin disposed within the soil collection area; the longitudinal partition plate is provided with a soil layered collection bin inlet which can be communicated with the soil storage bin; the utility model provides a storehouse is gathered in step to soil layering has reached the purpose of carrying out the collection simultaneously to the soil sample of a plurality of different degree of depth, and then has solved the soil destructive excavation sample of present stage and has carried out humidity measurement's technical problem to the precision low, can't carry out different soil layers simultaneously.

Description

Layered undisturbed soil synchronous sampling device

Technical Field

The utility model relates to a soil acquisition technical field especially relates to a synchronous sampling device of layering original state soil.

Background

In the fields of agriculture, ecology and environmental research, undisturbed soil sampling is very important and determines the accuracy, effectiveness and feasibility of an experiment. Soil sampling relates to geology, ecology, environmental science, agriculture and forestry production etc. a plurality of fields, and it is crucial to the accuracy of test result to rationally take the soil sample of different degree of depth department.

In agricultural production and scientific research, the migration and diffusion characteristics of fertilizers applied to soil and the growth and development conditions of plant roots are often required to be known so as to further improve crop cultivation technology, fertilization technology, water management measures and the like. The sampling method is the basis for developing the research, and the ideal sampling method can accurately reflect the actual situation. During sampling, researchers try to keep the soil as intact as possible, and hope that the soil at different depth levels (including horizontal distance and vertical depth) will be better understood. The existing commonly used soil sampling method is destructive excavation sampling or soil drilling sampling, and can only acquire the soil sample at a fixed depth every time, the excavation sampling method can seriously damage soil layers, the soil layers are easily mixed, the authenticity of sampling is influenced, the requirements of simultaneously acquiring high-precision and multi-layer soil samples are difficult to meet, and the time, labor and efficiency are low.

SUMMERY OF THE UTILITY MODEL

The features and advantages of the present invention are set forth in part in the description which follows, or may be obvious from the description, or may be learned by practice of the invention.

For overcoming prior art's problem, the utility model provides a synchronous sampling device of layering original state soil, gather the storehouse including the soil layering, the storehouse is gathered to the soil layering includes:

the body is a hollow cylinder;

the longitudinal partition plate is positioned in the body and used for dividing the space in the body into a soil ascending area and a soil collecting area;

a soil storage bin disposed within the soil collection area;

the longitudinal partition plate is provided with a soil layered collection bin inlet which can be communicated with the soil storage bin;

and the bottom of the soil collecting turning plate is rotatably connected to the bottom or the lower part of the inlet of the soil layered collecting bin.

Optionally, the longitudinal partition plate is composed of a first sub-portion provided with an inlet of the soil layering collection bin and a second sub-portion adjacent to the soil storage bin, a central axis of the first sub-portion and a central axis of the body form a first preset angle, and the first preset angle is an acute angle.

Optionally, the central axis of the second part is at a second predetermined angle or parallel to the central axis of the body.

Optionally, two sides of the first section extend along the inner wall of the body to form side enclosures.

Optionally, a turning plate stop dog is arranged on the inner wall of the body and used for providing a supporting point for the soil collecting turning plate.

Optionally, the soil collection flap is semi-circular or semi-elliptical.

Optionally, the lateral wall of body is equipped with soil storage door that has magnetic adsorption, soil storage door is used for taking out soil storage storehouse.

Optionally, both ends of the body are respectively provided with an internal thread and an external thread.

Optionally, the layered undisturbed soil synchronous sampling device further comprises a bearing shell and a pressing handle arranged on the bearing shell; wherein:

the inner cavity of the bearing shell is used for placing a heavy object;

at least one sampling portion is connected to the lower surface of bearing casing, every sampling portion includes at least two that link together from top to bottom soil layering collection storehouse.

The utility model provides a storehouse is gathered in step to soil layering, simple structure can gather the soil sample of a plurality of different degree of depth simultaneously.

The features and content of these solutions will be better understood by those skilled in the art from reading the present description.

Drawings

The advantages and mode of realisation of the invention will become more apparent hereinafter by describing in detail the invention with reference to the attached drawings, wherein the content shown in the drawings is only for explaining the invention, without constituting any limitation to the meaning of the invention, in which:

fig. 1 is the utility model discloses layering original state soil synchronous sampling device's of embodiment structural schematic diagram.

Fig. 2 is the utility model discloses the structural schematic diagram in storehouse is gathered in soil layering.

Fig. 3 is a perspective view of the stratified soil collection bin shown in fig. 2.

Fig. 4 is a schematic view of the soil stratified collection bin shown in fig. 2 taken out of the soil storage bin.

Fig. 5 is a schematic structural view of a longitudinal partition plate and a soil collection turning plate in the soil layered collection bin shown in fig. 2.

Fig. 6 is a perspective view of the soil stratified sampling chamber shown in fig. 2 in a soil-up state.

Detailed Description

As shown in fig. 1, the utility model provides a layered undisturbed soil synchronous sampling device, which comprises a bearing shell 50, a pressing handle 60 arranged on the bearing shell, and a plurality of soil layered collection bins 70 arranged on the bearing shell 50; wherein:

the inner cavity of the bearing shell 50 is used for placing heavy objects; preferably, the top of the bearing shell 50 is provided with a buckle plate, and a heavy object can be added into the inner cavity of the bearing shell after the buckle plate is opened, so that the sampler can conveniently enter the soil. The arrangement of pressing handle 60 is convenient for press the device for soil sample gets into in the soil layering collection storehouse.

At least one sampling portion is connected to the lower surface of bearing casing, every sampling portion includes at least two of link together from top to bottom the storehouse is gathered to soil layering. Preferably, be equipped with sealed partition plate between sample portion and bearing shell, sealed partition plate can separate bearing shell and soil layering collection storehouse, avoids soil sample to receive the influence. The end of the soil layering bin positioned at the lowest end in the sampling part is connected with a separation blade, and the separation blade can enable the whole device to cut into soil more easily. Generally, the number of the sampling parts can be multiple, for example, 2 or 3, and the sampling parts can be uniformly distributed on the lower surface of the bearing shell.

Referring to fig. 2 to 5, the soil layered collection bin includes: the soil collecting and turning device comprises a body 10, a longitudinal partition plate 20, a soil storage bin 30 and a soil collecting turning plate 40. Wherein:

the body 10 is a hollow cylinder; a longitudinal partition 20 is located within the body 10 for dividing the body into a soil rise region 11 and a soil collection region 13. A soil storage bin 30 is disposed within the soil collection area 13, the soil storage bin 30 being separable from the body 10. In this embodiment, the lateral wall of body is equipped with soil storage door 15 and with this soil storage door assorted opening, and when soil storage door 15 was opened, soil storage bin 30 can be taken out through this opening. One side of the soil storage door 15 is connected with the body through a rotating shaft, and the other side is provided with a magnetic adsorption surface. Generally, the height of the soil storage bin 30 is half of the height of the body 10, and it should be noted that the height of the soil storage bin 30 can be set according to the need. The height of the soil storage door 15 is greater than or equal to the height of the soil storage bin 30. In order to connect a plurality of bodies together from top to bottom so as to collect soil of different layers, both ends of the body 10 are respectively provided with an internal thread and an external thread. The soil ascending areas in the soil layered collection bins connected up and down are communicated with each other, that is, the soil ascending areas in the soil layered collection bins in one sampling part are communicated with each other.

The longitudinal clapboard 20 is provided with a soil layered collection bin inlet 25 which can be communicated with a soil storage bin; the shape of the inlet 25 of the stratified soil collection chamber may be the same as the soil collection flap 40, although a different shape is possible, and generally the area of the inlet 25 of the stratified soil collection chamber is smaller than or equal to the area of the soil collection flap 40.

In this embodiment, the longitudinal partition 20 is composed of a first part 21 having an inlet of the soil stratified collection bin and a second part 22 adjacent to the soil storage bin, the central axis of the first part 21 and the central axis of the body form a first predetermined angle, and the first predetermined angle is an acute angle, so that the first part 21 and the second part form an obtuse angle in the soil elevation zone 11. The central axis of the second part 22 is at a second predetermined angle or parallel to the central axis of the body 10. in an embodiment of the present invention, the second predetermined angle may be the same as the first predetermined angle. Generally, the second section 22 contacts the sidewall of the soil storage bin 30. The soil storage bin 30 has a semi-circular cross-section. The side wall of the soil storage bin 30 may be provided with a handle 31, and the handle 31 may be embedded in the side wall of the soil storage bin 30.

Preferably, the first section 21 has two sides extending along the inner wall of the body to form side fenders 23, the bottom of the side fenders 23 being adapted to contact the top of the soil storage bin 30.

The bottom of the soil collecting turning plate 40 is rotatably connected to the bottom or the lower part of the inlet of the soil layered collecting bin through a rotating shaft. The soil collecting turning plate is semicircular or semielliptical. When the sampling portion is inserted into the soil, as shown in fig. 6, soil collection flap 40 is adjacent the stratified soil collection bin inlet on longitudinal partition 20. The inner wall of the body 10 is provided with a turning plate stop dog 17 for providing a supporting point for the soil collecting turning plate, so that the soil collecting turning plate is finally inclined, and the soil on the upper part of the soil collecting turning plate directly enters the collecting and storing bin. When the soil layered collection bin is not inserted into the soil, the soil collection turning plate 40 is in contact with the turning plate stop 17. It should be noted that when soil collection flap 40 is supported by contact with the inner wall of body 10 by size and/or shape, flap stop 17 may not be provided.

The utility model provides a storehouse is gathered in step to soil layering, simple structure has reached the purpose of carrying out the collection simultaneously to the soil sample of a plurality of different degree of depth, and then has solved present stage soil destructive excavation sample low, can't carry out humidity measurement's technical problem to different soil layers simultaneously to the precision.

The preferred embodiments of the present invention have been described with reference to the accompanying drawings, and those skilled in the art can implement the present invention in various modifications without departing from the scope and spirit of the present invention. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the specification and the drawings of the present invention are included in the scope of the present invention.

Claims

1. The utility model provides a synchronous sampling device of layering original state soil, its characterized in that, including the soil layering storehouse of gathering, the storehouse is gathered in the soil layering includes:

the body is a hollow cylinder;

a soil storage bin disposed within the soil collection area;

2. The device for synchronously sampling layered undisturbed soil as claimed in claim 1 wherein the longitudinal partition is comprised of a first section having an inlet for a layered soil collection bin and a second section adjacent the soil storage bin, the central axis of the first section and the central axis of the body being at a first predetermined angle, the first predetermined angle being an acute angle.

3. The device for synchronously sampling stratified undisturbed soil as claimed in claim 2 wherein the central axis of the second section is at a second predetermined angle or parallel to the central axis of the body.

4. The device for synchronously sampling stratified undisturbed soil as in claim 2 wherein the sides of the first section extend along the interior wall of the body to form side enclosures.

5. The device for synchronously sampling layered undisturbed soil as claimed in claim 1 wherein a flap stop is provided on the inner wall of the body for providing a support point for the soil collection flap.

6. The device for synchronously sampling stratified undisturbed soil as in claim 1 wherein the soil-collecting flap is semi-circular or semi-elliptical in shape.

7. The device for synchronously sampling layered undisturbed soil as claimed in claim 1, wherein the side wall of the body is provided with a soil storage door with magnetic adsorption, and the soil storage door is used for taking out the soil storage bin.

8. The device for synchronously sampling layered undisturbed soil as claimed in claim 1 wherein both ends of the body are provided with an internal thread and an external thread respectively.

9. The device for synchronously sampling layered undisturbed soil as claimed in claim 1 wherein the device further comprises a load bearing housing, a push handle disposed on the load bearing housing; wherein:

the inner cavity of the bearing shell is used for placing a heavy object;