CN206756481U - Suitable for the geotome of a variety of soil - Google Patents

Abstract

The utility model discloses a soil-borrowing drill suitable for various soils, which comprises a handle, a drill body and a shell; the lower part of the handle is connected with the upper part of the shell through the thread of the handle and the thread of the shell, and the drill body is arranged inside the shell and connected with the handle. catch. The drill body has a cylindrical structure, and a long rectangular notch is opened along the longitudinal direction, and the outer wall of the drill body is marked with a scale. The lower edge of the casing is sharp, and the outer wall of the casing is marked with scales. The casing is longitudinally equipped with four steel needles, and the four steel needles are evenly distributed along the circumference of the casing. It solves the problems of poor applicability and time-consuming and labor-intensive problems of traditional soil drills, and is simple and practical, with wide applicability and high efficiency.

Description

Earth augers for a variety of soils

technical field

The utility model relates to a soil sampling device in the field, in particular to a soil auger suitable for various soils.

Background technique

In many academic fields such as ecology, soil science, environmental engineering, agronomy, etc., it is often necessary to sample and analyze soil during field investigation experiments, and the tools used are generally soil augers. The traditional soil drill is a single T-shaped structure. When using it, the operator needs to force the soil drill into the soil, and the operation is simple and quick. However, the traditional soil drill has poor adaptability and is mainly aimed at loam soil, because the soil particles of loam soil are dense and not easy to scatter. When taking soil in sandy areas, due to the poor cohesiveness of the sand and less water, the sand is easy to leak when taking soil, and the sand layer near the drill hole is easy to collapse, burying the drill hole, and affecting deep sand sampling; in rocky mountainous areas When taking soil, there are many gravels in the soil. When drilling deep soil, if you encounter rocks, you need to re-select the sampling point, resulting in wasted efforts, and the deeper you drill, the greater the resistance you encounter, which is time-consuming and labor-intensive, affecting efficiency.

Utility model content

The purpose of the utility model is to provide a soil auger suitable for various soils which is simple and practical, has wide applicability and high efficiency.

The purpose of this utility model is achieved by the following technical solutions:

The utility model is suitable for a soil-borrowing drill for various soils, including a handle, a drill body and a casing;

The lower part of the handle is connected with the upper part of the shell through the handle thread and the shell thread, and the drill body is arranged inside the shell and connected with the handle.

It can be seen from the above-mentioned technical solution provided by the utility model that the soil auger suitable for a variety of soils provided by the embodiment of the utility model solves the problems of poor applicability, time-consuming and labor-intensive problems of the traditional soil auger, and is simple, practical and applicable. wider and more efficient.

Description of drawings

Fig. 1 is a structural schematic diagram of a soil-borrowing drill suitable for various soils provided by an embodiment of the utility model.

Fig. 2 is the front view of the handle in the embodiment of the utility model.

Fig. 3 is a schematic diagram of the drill body in the embodiment of the utility model.

Fig. 4 is a cross-sectional view of the housing in the embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. . Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present utility model.

The utility model is applicable to the earth-borrowing drill of various soils, and its preferred embodiment is:

Including handle, drill body, shell;

The lower part of the handle is connected with the upper part of the shell through the handle thread and the shell thread, and the drill body is arranged inside the shell and connected with the handle.

The drill body is a cylindrical structure, and has a long rectangular notch along the longitudinal direction, and a scale is marked on the outer wall of the drill body.

The lower edge of the shell is sharp, and the outer wall of the shell is marked with scales. The shell is longitudinally equipped with four steel needles, and the four steel needles are evenly distributed along the circumference of the shell.

The soil auger suitable for various soils of the utility model solves the problems of poor applicability, time-consuming and labor-consuming of the traditional auger, and is simple and practical, has wide applicability and high efficiency.

The embodiment of the utility model will be further described in detail below in conjunction with the accompanying drawings.

The utility model provides a novel earth-borrowing drill with high efficiency and wide application range, which comprises a handle, a drill body and a casing arranged outside the drill body. The handle adopts a "┬"-shaped structure, the horizontal part is the operating force part of the handle, and the vertical part adopts a thread shape. When it is difficult to fetch soil or deep soil, the lever principle can be used to rotate the handle. Improve sampling efficiency. The drill body is a cylindrical structure as a whole. The overall cylindrical structure of the shell has a certain thickness, and the inside of the upper end is engraved with threads, which are connected with the threads of the handle of the earth drill. At the same time, there are four steel needles in different directions on the shell, which can be closely connected with the shell when not in use, and can be protruded downward from the shell when in use, for the detection of gravel in earth-rock mountainous areas. When taking soil in rocky mountainous areas, the steel needle can be inserted into the soil at the sample point first, and if no stones are encountered, the soil drill can be used for sampling.

Further, the horizontal and vertical parts of the handle are both cylindrical, which can be hollow or solid. The length of the horizontal part is about 30cm, the length of the vertical part is slightly longer than 20cm, and the thread depth is 2mm. The diameter of the vertical part is consistent with the inner diameter of the shell or slightly smaller than.

Further, in order to save material, the drill body can be designed as hollow, and the drill body has a 1-2 cm long door-shaped gap on one side, and the scale is marked on the outside of the drill body.

Further, the thickness of the shell should be greater than 2mm, and there is a 2mm concave thread on the upper end, which matches the thread of the handle. The shell is a hollow structure, and the inner diameter is slightly larger than the drill body, so that the drill body can move up and down in the shell. The lower end of the shell The edges are sharp and the outside of the case should be marked from bottom to top.

In some embodiments, the handle may be attached directly to the housing for operation in a conventional manner, suitable for loam, clay, etc. types.

In some embodiments, after the sampling point is selected, the steel needle in the shell can be inserted into the soil first, and if there is no stone obstacle, sampling can be done here, which is suitable for soils such as rocky mountainous areas and saline-alkali river banks Soils containing more rocks.

In some embodiments, when it is difficult to collect deep soil, the handle can be rotated to use the principle of leverage to push the drill body down, saving time and effort and improving efficiency.

In some embodiments, if the soil particles are loose and the cohesion is poor, and the particles near the drill hole are easy to collapse and bury the drill hole, then the shell is left in the soil, and the inner drill body is taken out separately to obtain the soil in it, and then put back inside the enclosure to collect soil at different depths.

Specific examples:

In order to make the purposes and advantages of the utility model more detailed, the following will further describe in detail in conjunction with specific embodiments of the utility model.

An earth drill provided by the utility model comprises a handle, a drill body and a shell. The handle has threads and is connected with the shell, and the vertical part of the handle can be completely submerged in the shell by rotation. The length of the drill body is slightly smaller than the casing, and the outer diameter is slightly smaller than the casing, so that the drill body can move up and down in the casing without slipping. The scale is marked on the outside of the drill body, which is convenient for layering after soil extraction. The upper part of the casing has threads matching the handle, and the overall length is slightly longer than the drill body, and the longer part is used to connect with the threads of the handle. The scale is marked on the outside of the casing, which is convenient for observing the depth when taking soil.

As shown in Figure 1, Figure 2, Figure 3 and Figure 4, it includes: a handle 1, a drill body 2, and a casing 3, wherein the handle 1 is connected to the casing thread 8 through the handle thread 4, and the rectangular notch 5 of the drill body is convenient for removing the soil after sampling. The soil in the drill is taken out, the scale 6 of the drill body and the scale 9 of the shell help to prepare the soil for stratification when taking soil for sampling, and the sharp edge 7 of the shell is convenient for the soil drill to be inserted into the soil, reducing resistance.

The new soil drill of the utility model not only satisfies the requirements for taking soil from different soil types, but also solves the difficulties encountered in the sampling of traditional soil drills. sampling efficiency.

Specific embodiment 1:

When taking samples in rocky mountainous areas or areas with many rocks in the soil, insert the soil drill vertically into a part of the soil at the sample point, and first insert the steel needle 10 carried by the casing into the soil as deep as possible. It is very smooth without encountering stones, then the selected sample point is suitable. Now the drill body 2 is packed in the shell 3, then the handle thread 4 is connected with the shell thread 8, and the drilling soil sampling is carried out according to the traditional method. According to different analysis requirements, multiple samples can be taken at different depths, and soil samples at different depths can also be taken at one time, and then stratified through the rectangular gap 5 of the drill body. When drilling deep soil, if the resistance is large, the handle 1 can be rotated along the downward direction of the thread, and the principle of leverage can be used to push the drill body down.

Specific embodiment 2:

When taking soil samples with poor cohesiveness or strong fluidity of soil particles such as sandy soil or river bank wetlands, the drill body 2 is packed into the casing 3, and then inserted into the soil at the sample point perpendicular to the ground, by observing The casing scale 9 is used to control the depth of the soil drill inserted into the soil. When the required depth is reached, the handle 2 is removed, and then the casing 3 is kept in the soil to take out the drill body 2, and the casing 3 is used to protect the hole. The soil sample in the drill body 2 is taken out and then loaded into the shell 3 to continue drilling deep soil. If layered sampling is not required, the soil drill can be directly inserted into the soil, and the depth inserted into the soil can be controlled by observing the scale 9 of the shell. When drilling deep soil, if the resistance is large, the handle 1 can be rotated along the downward direction of the thread, and the principle of leverage can be used to push the drill body down.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of All changes or replacements should fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (3)

1. a kind of geotome suitable for a variety of soil, it is characterised in that including handle (1), bore body (2), shell (3)；

The bottom of the handle (1) is connected with the top of shell (3) by handle threads (4) and outer casing screw (8), the brill body (2) it is located at shell (3) inside and connects with the handle (1).

2. the geotome according to claim 1 suitable for a variety of soil, it is characterised in that the brill body (2) is tubular Structure, and elongated rectangular shape breach (5) is opened along longitudinal direction, there is mark scale (6) on described brill body (2) outer wall.

3. the geotome according to claim 1 or 2 suitable for a variety of soil, it is characterised in that under the shell (3) Edge (7) is sharp, and the outer wall of the shell (3) has mark scale (9), and the shell (3) is equipped with four draw points along longitudinal direction (10), circumference uniform distribution of four draw points (10) along shell (3).