CN220625827U - Soil sampler - Google Patents

Abstract

The utility model discloses a soil sampler, which relates to the technical field of soil sampling equipment and comprises a cylinder body and a broken soil tip, wherein one end of the cylinder body is provided with a grip, a containing cavity for containing a soil sample is arranged in the cylinder body, and a sampling port is arranged on the side part of the cylinder body and communicated with the containing cavity; the broken earth tip is arranged at one end of the cylinder body far away from the grip; wherein, hold the chamber and be provided with the discharge gate towards the one side of tip that breaks earth, the discharge gate is used for pouring out the soil sample that holds the intracavity, breaks earth tip and barrel main part detachably link to each other to can seal the discharge gate. The soil sampler has the advantages of convenient soil breaking, simple structure and convenient use, can reduce the falling of soil samples, and has better application prospect.

Description

Soil sampler

Technical Field

The utility model relates to the technical field of soil sampling equipment, in particular to a soil sampler.

Background

Currently, in the field of soil analysis, it is generally necessary to sample soil in a region to be tested and assayed, and then to perform physical or chemical analysis such as composition on the sampled soil.

Currently available soil sampling devices include:

1. the split soil volume weight sampler disclosed in China patent reference 201310290596.9 mainly comprises a cylindrical sampling tube, wherein the lower end part of the sampling tube is provided with a sharp blade for breaking soil to sample; however, as the lower end of the sampling tube is open, when the sampling tube is pulled out of the ground after sampling is completed, the phenomenon that soil falls off from the front end of the sampling tube can occur, so that sampling failure occurs and the sampling efficiency is low;

2. further, as disclosed in chinese patent application No. 202011308898.0, a closing mechanism is provided to sample soil and prevent the sample from falling; however, the sampler is inconvenient to break the soil, has a complex structure and poor applicability.

Therefore, a new soil sampler is needed to meet the actual use needs.

Disclosure of Invention

In order to overcome at least one of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a soil sampler, so as to solve the problems of complex structure and sample drop existing in the soil sampler of the prior art.

The utility model adopts the technical proposal for solving the problems that:

according to an embodiment of the present utility model, there is provided a soil sampler including: a handle is arranged at one end of the cylinder body, a containing cavity for containing soil samples is arranged in the cylinder body, a sampling port is formed in the side part of the cylinder body, and the sampling port is communicated with the containing cavity; the broken soil tip is arranged at one end of the cylinder body far away from the grip; wherein, hold the chamber and be provided with the discharge gate towards the one side of tip that breaks earth, the discharge gate is used for pouring out the soil sample that holds the intracavity, breaks earth tip and barrel main part detachably link to each other to can seal the discharge gate.

Optionally, the sampling ports are provided in plurality and distributed around the circumference of the cylinder body.

Optionally, the sampling port is a long strip-shaped through groove, and the sampling port extends along the length direction of the cylinder body.

Optionally, the sampling ports are distributed in the middle of the cavity.

Optionally, a first inclined guide surface is arranged on the inner side wall of the sampling port close to the breaking tip, a second inclined guide surface is arranged on the inner side wall of the sampling port close to the grip, the first inclined guide surface faces the outer side of the cylinder body, and the second inclined guide surface faces the inner side of the cylinder body.

Optionally, the sampling device further comprises a sampling core barrel, wherein one end of the sampling core barrel is provided with an open end, the other end of the sampling core barrel is provided with a closed end, the closed end seals a sample discharging port of the cavity, the outer wall of the sampling core barrel is attached to the inner wall of the cavity, and the projection of the sampling core barrel on the inner wall of the cavity is not overlapped or partially overlapped with the sample discharging port.

Optionally, the closed end is provided with a grip protruding from its surface.

Optionally, an inclined sample guiding surface is arranged at the opening end, and the sample guiding surface is inclined towards the outer wall of the sampling core barrel from the inner wall of the sampling core barrel.

Optionally, the closed end is provided with a positioning shoulder, and the sample discharging port is provided with a positioning groove matched with the positioning shoulder.

Optionally, the broken earth tip is a hard metal piece, the barrel body is a transparent piece, and the upper surface layer of the grip is made of a flexible material.

As can be seen from the technical scheme, the embodiment of the utility model has at least the following advantages and positive effects:

according to the structure of the sampler, the soil is broken by the broken soil tip, the sampler is suitable for a hard sampling scene on the surface layer of the soil, the sampling applicability is improved, after the soil breaking is finished, the soil can enter the inner containing cavity of the cylinder body from the sampling port for sampling in the process of continuing to penetrate into the soil, and the soil discharge port of the containing cavity is sealed by the broken soil tip, so that the soil sample can be reserved in the containing cavity of the cylinder body in the process of pulling out the sampler from the soil after the sampling is finished, the phenomenon that the collected soil sample falls off is reduced or even avoided, and the sampling convenience and reliability are improved; through the separation of breaking tip and barrel main part, open the soil sample that can take out in the appearance chamber with the discharge gate, get rid of the soil sample of holding intracavity portion and can used repeatedly after the clean up, simple structure.

Drawings

FIG. 1 is a three-dimensional schematic view of the overall structure of a soil sampler according to embodiment 1 of the present utility model;

FIG. 2 is an exploded view showing the overall structure of a soil sampler according to embodiment 1 of the present utility model;

FIG. 3 is a schematic longitudinal sectional view of a soil sampler according to embodiment 1 of the utility model;

fig. 4 is an enlarged view of a portion a in fig. 3;

fig. 5 is an enlarged view of a portion B in fig. 3;

FIG. 6 is a schematic view of a soil sampler according to an embodiment 1 of the present utility model sampling in soil;

FIG. 7 is an exploded view showing the overall structure of a soil sampler according to embodiment 2 of the present utility model;

FIG. 8 is a schematic longitudinal cross-sectional view of a soil sampler according to embodiment 2 of the utility model;

fig. 9 is an enlarged view of a portion C in fig. 8;

fig. 10 is an enlarged view of a portion D in fig. 8;

fig. 11 is a schematic view showing a soil sampler according to embodiment 2 of the present utility model sampling in soil.

Wherein the reference numerals have the following meanings:

1. a cylinder body; 101. a grip; 102. a cavity; 1021. a sample discharge port; 10211. a positioning groove; 103. a sampling port; 1031. a first inclined guide surface; 1032. a second inclined guide surface; 2. a breaking tip; 3. sampling a core barrel; 301. an open end; 3011. a sample guiding surface; 302. a closed end; 3021. a grip; 3022. positioning the shoulder; 4. soil; 5. soil samples.

Detailed Description

For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.

In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Example 1

Referring to fig. 1 to 6, the present utility model discloses a soil sampler comprising: barrel body 1 and tip 2, wherein:

one end of the cylinder body 1 is provided with a grip 101, a containing cavity 102 for containing the soil sample 5 is arranged in the cylinder body 1, a sampling port 103 is arranged on the side part of the cylinder body 1, and the sampling port 103 is communicated with the containing cavity 102.

The broken soil tip 2 is arranged at one end of the cylinder body 1 far away from the grip 101, and a sample discharging opening 1021 is arranged at one side of the containing cavity 102 towards the broken soil tip 2, and the sample discharging opening 1021 is communicated with the outside of the cylinder body 1 and used for pouring out the soil sample 5 in the containing cavity 102.

The breaking tip 2 is detachably connected to the barrel body 1 and can close the discharge port 1021 to reduce or prevent the soil sample 5 from being detached from the cavity 102 during the process of pulling out the soil 4.

The detachable connection of the breaking tip 2 and the cylinder body 1 is not limited to a threaded structure connection, a plug connection or a snap connection.

Referring to fig. 1 and 2, in some alternative embodiments, a plurality of sampling ports 103 are provided and distributed circumferentially around the cartridge body 1.

The plurality of sampling ports 103 are arranged to facilitate the soil sample 5 to enter the accommodating cavity 102, so that the convenience of sampling is improved, the soil 4 can be sampled in a plurality of directions, and the effectiveness of the collected sample is improved.

Referring to fig. 1, in some alternative embodiments, the sampling port 103 is an elongated through slot, and the sampling port 103 extends along the length of the barrel body 1.

The sampling port 103 is arranged to be long and extends along the direction of the cylinder body 1, so that the strength of the cylinder body 1 is maintained while convenient sampling is ensured, and the phenomenon that the cylinder body 1 is bent, deformed and even broken in the process of deep soil 4 sampling is avoided.

It should be noted that, the number of sampling ports 103 needs to be set in consideration of the strength of the material used in the cylinder body 1, and the number of actual sampling ports 103 needs to be selected in combination with the actual material because too many sampling ports 103 tend to reduce the strength of the cylinder body 1, which is not illustrated herein, and those skilled in the art may make an adaptive selection according to the teachings herein.

Referring to fig. 3, in some alternative embodiments, sampling ports 103 are distributed in a central portion of chamber 102.

The sampling port 103 is arranged in the middle of the cavity 102, so that the soil sample 5 can fill the cavity 102 more quickly; in the process of taking out the soil sample 5 from the accommodating cavity 102, the sampling ports 103 are distributed at the middle part of the accommodating cavity, so that the soil sample 5 is not too tightly pressed, the soil sample 5 is separated from the accommodating cavity 102, and the soil sample is convenient to discharge; in addition, in the cleaning process, the sampling port 103 can be used for an operator to clean the inside of the containing cavity 102 from the outside of the cylinder body 1 by lateral direction through clear water, the sampling port 103 is arranged in the middle of the containing cavity 102, so that the inner space of the containing cavity 102 can be conveniently cleaned, and the adhesion residue of the soil sample 5 on the inner wall of the containing cavity 102 is reduced.

Referring to fig. 3 to 5, in some alternative embodiments, a first inclined guide surface 1031 is provided on an inner side wall of the sampling port 103 near the soil breaking tip 2, and a second inclined guide surface 1032 is provided on an inner side wall of the sampling port 103 near the grip 101, the first inclined guide surface 1031 facing the outside of the barrel body 1, and the second inclined guide surface 1032 facing the inside of the barrel body 1.

Since the second inclined guide surface 1032 faces the inner side of the cylinder body 1, the second inclined guide surface 1032 can guide the soil sample 5 into the cavity 102 during the process of inserting the sampler into the soil 4, thereby facilitating the completion of sampling; and in the process of pulling out the soil 4 by the sampler, the first inclined surface can be arranged towards the outer side of the cylinder body 1, so that the moving resistance of the sampler can be reduced, and the sampler is convenient to pull out the soil 4.

The included angle a between the second inclined guide surface 1032 and the outer wall of the cylinder body ranges from 10 degrees to 60 degrees, and is selected from 15 degrees, 20 degrees, 25 degrees, 30 degrees, 35 degrees, 40 degrees, 45 degrees, 50 degrees, 55 degrees and the like.

The included angle b between the first inclined guiding surface 1031 and the outer wall of the cylinder body ranges from 10 ° to 60 °, and is selected from 15 °, 20 °, 25 °, 30 °, 35 °, 40 °, 45 °, 50 °, 55 and the like.

In some alternative embodiments, the earth breaking tip 2 is a hard metal piece, the barrel body 1 is a transparent piece, and the upper surface layer of the grip 101 is a flexible material.

The soil breaking tip 2 is arranged to be a hard metal piece, so that the soil breaking is facilitated, a sampler is convenient to insert into the soil 4, the barrel body 1 is arranged to be a transparent piece, such as a transparent plastic piece, so that the filling condition of the soil sample 5 in the accommodating cavity 102 and the residual condition of the soil sample 5 can be observed conveniently, and when the filling condition of the soil sample 5 is insufficient, the operator can select resampling conveniently; after the cleaning is completed, if the soil sample 5 still remains in the cavity 102, the operator can visually observe and judge to continue cleaning the cavity 102, and the convenience of observing the condition inside the cavity 102 is higher.

The upper surface layer of the grip 101 is made of a flexible material, such as cotton, leather, rubber, etc., which is beneficial to improving comfort of use and avoiding damaging hands of operators.

In some alternative embodiments, the cylinder body 1 is cylindrical and the earth breaking tip 2 is conical overall.

In other embodiments, the cylinder body 1 is prismatic, and the entire earth breaking tip 2 is pyramid-shaped.

The use process of the soil sampler of the embodiment is as follows:

when in use, the sampler is inserted into the soil 4 in the area to be sampled through the grip 101, and the sampler breaks the soil 4 through the arranged breaking tip 2 in the process of inserting the sampler into the soil 4; after the soil breaking is completed, the sampler continues to penetrate into the soil 4, and the soil 4 can enter the inner cavity 102 of the cylinder body 1 through the sampling port 103 due to the gravity and the fluidity of the soil 4 and along with the movement of the sampler, so that the sampling process is realized.

After the sampling is completed, the sampler is pulled out of the soil 4, and as the soil breaking tip 2 of the sampler seals the discharge port 1021 of the accommodating cavity 102, the soil sample 5 collected in the accommodating cavity 102 is reserved in the process that the sampler is separated from the soil 4, the phenomenon that the collected soil sample 5 falls off is reduced or even avoided, and the convenience and reliability of sampling are improved.

The sample taking out process is as follows: the soil breaking tip 2 is separated from the cylinder body 1, the sample discharge port 1021 is opened, the soil sample 5 in the cavity 102 is poured or the soil sample 5 is taken out from the cavity 102 in combination with vibration stimulation such as knocking.

After the soil sample 5 is taken out, the residual soil sample 5 in the accommodating cavity 102 can be repeatedly used after being cleaned up by fresh water or by matching with tools such as a hairbrush, so that the recycling of the resource is realized, and the soil sampler has the advantage of simple structure and is convenient to process, manufacture and carry.

Example 2

The present embodiment provides another soil sampler, based on embodiment 1, the difference between this embodiment and embodiment 1 is that:

referring to fig. 7 to 11, the soil sampler of the present embodiment further includes a sampling core barrel 3, one end of the sampling core barrel 3 is provided with an open end 301, the other end is provided with a closed end 302, the closed end 302 seals a sample discharging port 1021 of the cavity 102, an outer wall of the sampling core barrel 3 is attached to an inner wall of the cavity 102, and a projection of the sampling core barrel 3 on the inner wall of the cavity 102 is not coincident with or partially coincident with the sample discharging port 103.

In the use process, the difference with the embodiment 1 is that the closed end 302 of the sampling core barrel 3 seals the sample discharging port 1021 of the accommodating cavity 102, the soil sample 5 can be remained in the sampling core barrel 3 after entering the accommodating cavity 102, after the sampling is completed, the broken soil tip 2 is separated from the barrel body 1, the sampling core barrel 3 can be directly separated from the barrel body 1 and taken out, the soil sample 5 can be taken out from the accommodating cavity 102, and the soil sample 5 remained on the inner wall of the accommodating cavity 102 can be directly washed by clean water and the like.

The projection of the sampling core barrel 3 on the inner wall of the cavity 102 is not overlapped with the sampling opening 103 or is partially overlapped with the projection, referring to fig. 8, that is, in the standing state, the end face of the opening end 301 of the sampling core barrel 3 is lower than the second inclined guiding surface 1032, so that the purpose of the structural arrangement is to avoid that the sampling core barrel 3 seals the sampling opening 103, and the soil sample 5 cannot enter the cavity 102.

Referring to fig. 7, in some alternative embodiments, closed end 302 is provided with a grip 3021 protruding from its surface.

By arranging the protruding holding member 3021 on the closed end 302 of the sampling cartridge 3, the operator can conveniently withdraw the sampling cartridge 3 from the sample discharge port 1021 of the container 102, and the convenience of operation is improved.

Referring to fig. 8 and 9, in some alternative embodiments, an inclined sample guiding surface 3011 is provided at the open end 301, and the sample guiding surface 3011 is inclined from the inner wall of the sampling cartridge 3 toward the outer wall thereof.

Through setting up the guide appearance face 3011 that the slope set up, be convenient for to the soil sample 5 water conservancy diversion to the sampling core section of thick bamboo 3 that gets into in the appearance chamber 102 through sampling port 103, easily soil sample 5 fills the accommodation space of sampling core section of thick bamboo 3 fast.

Referring to fig. 7, 8 and 10, in some alternative embodiments, the closed end 302 is provided with a positioning shoulder 3022 and the drain port 1021 is provided with a positioning groove 10211 that mates with the positioning shoulder 3022.

Through setting up positioning groove 10211 and location convex shoulder 3022, when adorning sample core barrel 3 back in barrel main part 1, through location convex shoulder 3022 and positioning groove 10211 cooperation to fix a position sample core barrel 3, conveniently install sample core barrel 3 in place.

As shown in fig. 7, the cylinder body 1 and the sampling core 3 have a columnar shape, and the positioning shoulder 3022 may have a disk shape.

Of course, in other possible embodiments, the positioning shoulders 3022 are provided in a block shape, and the positioning shoulders 3022 are evenly distributed at least two around the center of the sampling cartridge 3.

In summary, the soil sampler provided by the utility model has the advantages of convenience in breaking soil, capability of reducing falling of the soil sample 5, simple structure and convenience in use, and has a better application prospect.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (10)

1. A soil sampler, comprising:

a handle (101) is arranged at one end of the cylinder body (1), a containing cavity (102) for containing a soil sample (5) is arranged in the cylinder body (1), a sampling port (103) is formed in the side part of the cylinder body (1), and the sampling port (103) is communicated with the containing cavity (102); and

a breaking tip (2) provided at one end of the cylinder body (1) remote from the grip (101);

the soil breaking device comprises a barrel body (1), a soil breaking tip (2) and a soil sample (5) arranged in the barrel body, wherein the soil breaking tip (1) is arranged on one side of the soil breaking tip (2), a sample discharging opening (1021) is formed in the side of the soil breaking tip (102), the sample discharging opening (1021) is used for pouring out the soil sample (5) in the soil breaking tip (2), and the soil breaking tip (2) is detachably connected with the barrel body (1) and can seal the sample discharging opening (1021).

2. Soil sampler according to claim 1, characterized in that a plurality of sampling ports (103) are provided and distributed around the circumference of the cylinder body (1).

3. Soil sampler according to claim 1, characterized in that the sampling mouth (103) is an elongated through slot, the sampling mouth (103) extending in the length direction of the cylinder body (1).

4. A soil sampler according to claim 3, characterized in that the sampling ports (103) are distributed in a central position of the cavity (102).

5. A soil sampler according to claim 3, characterized in that the sampling mouth (103) is provided with a first inclined guiding surface (1031) against an inner side wall of one end of the breaking tip (2), the sampling mouth (103) is provided with a second inclined guiding surface (1032) against an inner side wall of one end of the grip (101), the first inclined guiding surface (1031) faces the outside of the cylinder body (1), and the second inclined guiding surface (1032) faces the inside of the cylinder body (1).

6. The soil sampler of any one of claims 1-5, further comprising a sampling core barrel (3), wherein one end of the sampling core barrel (3) is provided with an open end (301), the other end is provided with a closed end (302), the closed end (302) seals a sampling outlet (1021) of the cavity (102), the outer wall of the sampling core barrel (3) is attached to the inner wall of the cavity (102), and the projection of the sampling core barrel (3) on the inner wall of the cavity (102) is not overlapped or partially overlapped with the sampling outlet (103).

7. Soil sampler according to claim 6, characterized in that the closed end (302) is provided with a grip (3021) protruding from its surface.

8. Soil sampler according to claim 6, characterized in that the open end (301) is provided with an inclined sample guiding surface (3011), which sample guiding surface (3011) is arranged inclined from the inner wall of the sampling cartridge (3) towards its outer wall.

9. The soil sampler of claim 6, wherein the closed end (302) is provided with a positioning shoulder (3022), and the discharge port (1021) is provided with a positioning groove (10211) cooperating with the positioning shoulder (3022).

10. Soil sampler according to claim 1, 2, 3, 4, 5, 7, 8 or 9, characterized in that the breaking tip (2) is a hard metal piece, the barrel body (1) is a transparent piece, and the upper surface layer of the grip (101) is a flexible material.