CN211061227U

CN211061227U - Multilayer soil sampling device

Info

Publication number: CN211061227U
Application number: CN201921818990.4U
Authority: CN
Inventors: 敬志明; 丁洪兰; 刘旭; 刘亮; 朱春兰
Original assignee: Sichuan Liangce Testing Technology Co ltd
Current assignee: Sichuan Liangce Testing Technology Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-21
Anticipated expiration: 2029-10-28

Abstract

A multi-layered soil sampling device comprising: the casing, the casing is hollow cylinder, connect closed limiting plate through the horizontal pole in the casing, form the sampling chamber between casing and the limiting plate, a plurality of sampling holes have been seted up to the casing, the spacing hole that corresponds with the sampling hole is seted up to the limiting plate, wear to establish the sampling rod in the spacing hole, the spacing post that sampling rod one end axle moves the connection and is located the limiting plate, the sampling head is connected to the sampling rod other end, the sampling hole can be passed to the sampling head, the casing top is equipped with the clamp plate, spacing post passes the clamp plate, casing bottom end threaded connection conical drill bit. The utility model discloses when carrying out soil sampling, prevent it from receiving soil pressure to damage through adjusting the sampling head position, rotary press plate makes sampling device rotate, and the soil sample of the sampling head collection of the different degree of depth is piled up in sampling chamber bottom, takes off the sampling that the drill bit was accomplished soil promptly, convenient operation, and the practicality is strong.

Description

Multilayer soil sampling device

Technical Field

The utility model relates to a soil detects technical field, is relevant with a multilayer soil sampling device very much.

Background

Soil environment monitoring is to determine the environment quality (or pollution degree) and the change trend thereof by measuring the representative value of the factors influencing the soil environment quality. The basic work of soil generation and development, fertility evolution, soil resource evaluation, soil improvement and reasonable fertilization research is carried out by qualitatively and quantitatively measuring the components and (or) physical and chemical properties of the soil, and the method is an important means for environment quality evaluation in environmental science.

With the rapid development of social economy, the chemical fertilizer is used in the soil fertility increasing process, so that the soil is seriously damaged, and the environmental protection is greatly influenced. In order to promote good development of ecological environment, the soil environment of China needs to be monitored, and good development of the soil environment of China and effective implementation of environmental protection are promoted.

Soil analysis necessarily requires sampling of soil, especially study on soil pollution degree. The existing soil sampler can only sample the soil in a single stratum depth, and if the soil in different stratum depths needs to be sampled at the same sampling point, the soil sampler needs to sample for many times, so that the problem is not only troublesome, but also the soil sample is easily polluted by the soil in other strata, and the analysis accuracy is influenced. Meanwhile, the interval control of the sampling time of the soil sample is not accurate enough, and when the soil water with different soil depths is collected, because testers are limited, the soil with different depths cannot be collected synchronously, so that various problems occur in the later period of data processing.

SUMMERY OF THE UTILITY MODEL

The problem to relevant prior art exists, the utility model provides a multilayer soil sampling device, during the soil sampling, prevent that it from receiving soil pressure to damage through adjusting sampling head position, rotary press plate makes sampling device rotate, and the soil sample of the sampling head collection of the different degree of depth is piled up in sampling chamber bottom, takes off the drill bit and accomplishes the sampling of soil promptly, convenient operation, and the practicality is strong.

In order to achieve the above purpose, the utility model adopts the following technology:

a multi-layered soil sampling device comprising: the casing, the casing is hollow cylinder, connect closed limiting plate through the horizontal pole in the casing, form the sampling chamber between casing and the limiting plate, a plurality of sampling holes have been seted up to the casing, the spacing hole that corresponds with the sampling hole is seted up to the limiting plate, wear to establish the sampling rod in the spacing hole, the spacing post that sampling rod one end axle moves the connection and is located the limiting plate, the sampling head is connected to the sampling rod other end, the sampling hole can be passed to the sampling head, the casing top is equipped with the clamp plate, spacing post passes the clamp plate, casing bottom end threaded connection conical drill bit.

Further, the shell is sleeved with a blocking plate, the shell and the blocking plate slide in the circumferential direction, and the blocking plate is provided with a through hole with the same size as the sampling hole.

Furthermore, horizontal clamping grooves are formed in the two ends of the blocking plate, and clamping blocks matched with the clamping grooves are arranged on the outer wall of the shell.

Furthermore, the sampling head is provided with a sampling plate, the sampling plate is connected with a bearing plate, and the bearing plate inclines towards the sampling cavity.

Furthermore, the top end of the limiting column is provided with a lifting block.

Further, the drill bit is of a hollow structure.

The utility model discloses beneficial effect:

1. during the soil sampling, prevent that it from receiving soil pressure to damage through adjusting sampling head position, rotary press plate makes sampling device rotate, and the soil sample of the sampling head collection of the different degree of depth is piled up in sampling chamber bottom, takes off the sampling that the drill bit accomplished soil promptly, convenient operation, and the practicality is strong.

2. When adjusting the sampling head to the sampling intracavity, rotatable baffler seals the sampling hole, prevents that sampling device from deepening soil in-process soil and getting into the sampling chamber by the sampling hole, influences the sampling effect, and when sampling device reachd the assigned position, make perforation and sampling hole coincidence, the regulation of the sampling head position of being convenient for.

3. The fixture block joint that the casing outer wall set up can keep the baffler to follow casing circumference rotation all the time in the draw-in groove, improves structural stability.

4. The bearing plate is inclined towards the sampling cavity, so that soil samples are effectively prevented from being accumulated in the sampling head, and the working efficiency is improved; the hollow part of the drill bit can collect the soil sample falling along the sampling cavity, and the scattering of the sample in the transferring process is avoided.

Drawings

Fig. 1 is a schematic view of the cross-section structure of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic view of the sampling structure of the present invention.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, a multi-layer soil sampling device includes:

casing

1, 1 top of casing is equipped with

clamp plate

103, 1 in-connection limiting plate 2 of casing, form sampling chamber 3 between casing 1 and the limiting plate 2, sampling hole 102 is seted up to casing 1, limiting plate 2 is seted up spacing hole 201, wear to establish sampling rod 4 in the spacing hole 201, spacing post 202 is connected to 4 one ends of sampling rod, spacing post 202 passes clamp plate 103, sampling head 401 is connected to the 4 other ends of sampling rod, sampling hole 102 can be passed to

sampling head

401, 1 bottom threaded connection conical drill bit 6 of casing.

The working mode is as follows: during soil sampling, adjust sampling pole 4 positions through spacing post 202, make sampling head 401 pass sampling hole 102 and get into sampling chamber 3 in, prevent that sampling head 401 from receiving soil pressure damage, utilize clamp plate 103 to deepen casing 1 and wait the sample soil layer, adjust sampling pole 4 positions, make sampling head 401 partly stretch out sampling hole 102 and get into in the soil, another part is located sampling chamber 3, make sampling device rotate through spinning plate 103, the soil sample of the first 401 collection of the sampling of the different degree of depth gets into sampling chamber 3 in, the soil sample is fallen in sampling chamber 3 bottom by the action of gravity, take off drill bit 6 and accomplish the sampling of soil promptly.

Preferably, in this embodiment, on the basis of example 1, the blocking plate 5 is sleeved outside the housing 1, the housing 1 and the blocking plate 5 slide circumferentially, the blocking plate 5 is provided with a through hole 501 having the same size as the sampling hole 102, two ends of the blocking plate 5 are provided with horizontal clamping grooves 502, and the outer wall of the housing 1 is provided with clamping blocks 104 matched with the clamping grooves 502.

The working mode is as follows: when soil is sampled, the sampling head 401 is adjusted into the sampling cavity 3, the blocking plate 5 is rotated to seal the sampling hole 102, the situation that soil enters the sampling cavity 3 from the sampling hole 102 in the process that the sampling device penetrates into the soil to affect the sampling effect can be prevented, and when the sampling device reaches a specified position, the blocking plate 5 is rotated to enable the perforation 501 to be overlapped with the sampling hole 102, so that the position of the sampling head 401 can be adjusted conveniently; the fixture block 104 arranged on the outer wall of the shell 1 is clamped in the clamping groove 502, so that the blocking plate 5 can be kept to rotate all the time along the circumferential direction of the shell 1, and the structural stability is improved.

As a further preferred embodiment of the present invention, in example 1, the sampling head 401 has a sampling plate 402, the sampling plate 402 is connected to a receiving plate 403, and the receiving plate 403 is inclined into the sampling chamber 3; the top end of the limiting column 202 is provided with a lifting block 203; the drill 6 is a hollow structure.

The working mode is as follows: the sampling plate 402 mainly functions as a scraper, and can accelerate the sampling speed; the bearing plate 403 inclines towards the sampling cavity 3, so that soil samples are effectively prevented from being accumulated in the sampling head 401, and the working efficiency is improved; the hollow part of the drill bit 6 can collect the soil sample falling along the sampling cavity 3, and the sample is prevented from scattering in the transferring process.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A multi-layered soil sampling device, comprising: the sampling device comprises a shell (1), wherein the shell (1) is a hollow cylinder, a closed limiting plate (2) is connected in the shell (1) through a cross rod (101), a sampling cavity (3) is formed between the shell (1) and the limiting plate (2), the shell (1) is provided with a plurality of sampling holes (102), the limiting plate (2) is provided with a limiting hole (201) corresponding to the sampling hole (102), a sampling rod (4) penetrates through the limiting hole (201), one end of the sampling rod (4) is in axial motion connection with a limiting column (202) located in the limiting plate (2), the other end of the sampling rod (4) is connected with a sampling head (401), and the sampling head (401) can penetrate through the sampling hole (102);

the top end of the shell (1) is provided with a pressing plate (103), and the limiting column (202) penetrates through the pressing plate (103);

the bottom end of the shell (1) is in threaded connection with a conical drill bit (6).

2. The multi-layered soil sampling device of claim 1, wherein: the shell (1) is sleeved with a blocking plate (5), the shell (1) and the blocking plate (5) slide in the circumferential direction, and the blocking plate (5) is provided with a through hole (501) with the same size as the sampling hole (102).

3. The multi-layered soil sampling device of claim 2, wherein: horizontal clamping grooves (502) are formed in the two ends of the blocking plate (5), and clamping blocks (104) matched with the clamping grooves (502) are arranged on the outer wall of the shell (1).

4. The multi-layered soil sampling device of claim 1, wherein: the sampling head (401) is provided with a sampling plate (402), the sampling plate (402) is connected with a bearing plate (403), and the bearing plate (403) inclines towards the sampling cavity (3).

5. The multi-layered soil sampling device of claim 1, wherein: the top end of the limit column (202) is provided with a lifting block (203).

6. The multi-layered soil sampling device of claim 1, wherein: the drill bit (6) is of a hollow structure.