CN220063436U

CN220063436U - Soil sample sampling device

Info

Publication number: CN220063436U
Application number: CN202321020703.1U
Authority: CN
Inventors: 梁柱; 刘志方; 张伟; 许瀚升; 黄厚赞; 贺冰
Original assignee: Guangzhou Urban Planning Survey and Design Institute
Current assignee: Guangzhou Urban Planning Survey and Design Institute
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-11-21
Anticipated expiration: 2033-04-28

Abstract

The utility model relates to the technical field of soil sample collection, and discloses a soil sample sampling device which comprises a bracket, a ground drilling part, a lifting mechanism and a sampling part, wherein the bracket is arranged on the ground drilling part; the bottom of the ground drilling piece is provided with a first through hole communicated with the mounting cavity; the lifting mechanism is arranged on the bracket, is connected with the ground drilling piece and can drive the ground drilling piece to ascend or descend; the sampling piece is detachably connected in the mounting cavity, a sampling cavity extending along the length direction of the sampling piece is formed in the sampling piece, and a sampling hole communicated with the sampling cavity is formed in the bottom of the sampling piece; the soil sample sampling device provided by the utility model can finish the soil loosening operation and the sampling operation at the same time, and is convenient to use.

Description

Soil sample sampling device

Technical Field

The utility model relates to the technical field of soil sample collection, in particular to a soil sample sampling device.

Background

The collection of soil samples enables the foundation of the fields of soil scientific research and geological investigation, provides a material foundation for the determination of physical and chemical properties of the soil samples, and the soil sampling has a plurality of methods.

The Chinese patent with publication number of CN207717412U discloses a sampling device for collecting soil samples, wherein a pedal pipe is inserted into soil, soil is loosened around the soil to be sampled, and then a soil sampling pipe is inserted into the soil for sampling, so that time and labor are saved; in this patent, the whole sampling step is performed by two steps of soil loosening and sampling, and the instrument and tool are required to be replaced repeatedly during use, which is very inconvenient to operate.

Disclosure of Invention

The utility model aims to provide a soil sample sampling device which can finish the soil loosening operation and the sampling operation at the same time and is convenient to use.

In order to achieve the above object, the present utility model provides an earth sample sampling device, comprising a bracket, an earth boring part, a lifting mechanism and a sampling part; the bottom of the ground drilling piece is provided with a first through hole communicated with the mounting cavity; the lifting mechanism is arranged on the bracket, is connected with the ground drilling piece and can drive the ground drilling piece to ascend or descend; the sampling piece can be dismantled and connect in the installation cavity, the inside of sampling piece is seted up and is followed the sampling cavity that the length direction of sampling piece extends, the bottom of sampling piece seted up with the sampling hole that the sampling cavity is linked together.

In some embodiments, the bracket includes a mounting plate, a connection post, and a support plate; the mounting plate is positioned above the supporting plate and is connected with the supporting plate through the connecting column; the mounting plate is provided with a second through hole for the ground drilling part to pass through from top to bottom, and the support plate is provided with a third through hole for the ground drilling part to pass through from top to bottom.

In some embodiments, the support further comprises a pedal, the pedal being coupled to the support plate.

In some embodiments, the lifting mechanism comprises a lifter and a top plate, the lifter is mounted on the bracket, the top plate is connected to the upper end of the lifter, the ground drilling element is connected to the top plate, and the lifter drives the top plate to ascend or descend so as to drive the ground drilling element to ascend or descend.

In some embodiments, the apparatus further comprises a drive member mounted to the top plate, the drive member being coupled to the earth-boring member and capable of driving the earth-boring member to rotate about the first axis.

In some embodiments, the earth-boring element comprises a connection portion, a cylindrical portion, a helical scarification portion, and an earth-boring portion; the connecting part, the column body part and the earth drilling part are sequentially connected from top to bottom, the connecting part is connected with the driving piece, and the spiral soil loosening part is connected to the outer wall of the column body part; the installation cavity is arranged in the column body, the upper end of the installation cavity extends to the inside of the connecting portion, and the first through hole is formed in the ground drilling portion.

Further, the spiral soil loosening portion is formed to extend spirally while maintaining a predetermined distance in the axial direction of the cylindrical portion.

In some embodiments, the armrest further comprises an armrest frame coupled to the top of the top plate.

In some embodiments, the sampling hole comprises a first hole section and a second hole section which are sequentially connected from top to bottom, and the second hole section is in a conical arrangement with a large top and a small bottom.

In some embodiments, the sampling member comprises a sampling tube and a sampling head detachably connected to the lower end of the sampling tube, the sampling cavity is arranged in the sampling tube, and the sampling hole is arranged in the sampling head.

In some embodiments, the sampling tube is threadably coupled to the sampling head.

In some embodiments, the sampling member further comprises a connecting pin by which the sampling member is detachably connected within the mounting cavity;

the first connecting hole communicated with the installation cavity is formed in the ground drilling part, the second connecting hole is formed in the sampling part, and the connecting pin penetrates through the first connecting hole and the second connecting hole.

Compared with the prior art, the soil sample sampling device provided by the embodiment of the utility model has the beneficial effects that: the sampling piece is detachably connected in the installation cavity of the ground drilling piece, in the process that the lifting mechanism drives the ground drilling piece to descend so as to be inserted into a soil layer, the ground drilling piece can break the soil layer to finish soil loosening operation, the soil can enter the sampling cavity through the sampling hole to finish soil sampling operation, and after the sampling operation is finished, the sampling piece can be detached from the installation cavity and taken out from the installation cavity, so that the sampling soil can be conveniently taken out from the sampling cavity and collected; therefore, the soil sample sampling device provided by the utility model can finish the soil loosening operation and the sampling operation at the same time, saves the operation time, improves the operation efficiency and is convenient to use.

Drawings

FIG. 1 is a block diagram of a soil sample sampling device according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of an earth sample sampling device according to an embodiment of the present utility model;

FIG. 3 is a block diagram of an earth-boring element according to an embodiment of the present utility model;

FIG. 4 is a block diagram of a sample member provided by an embodiment of the present utility model;

FIG. 5 is a block diagram of a drill bit provided by an embodiment of the present utility model;

fig. 6 is a cross-sectional view of a drill bit provided by an embodiment of the present utility model.

1. A bracket; 11. a mounting plate; 12. a connecting column; 13. a support plate; 14. stepping on the pedal; 111. a second through hole; 131. a third through hole;

2. an earth boring element; 21. a connection part; 22. a column portion; 23. an earth boring part; 24. a spiral soil loosening part; 200. a mounting cavity; 201. a first through hole; 202. a first connection hole;

3. a lifting mechanism; 31. a lifter; 32. a top plate;

4. sampling a sample piece; 41. a sampling tube; 42. a sampling head; 421. a mounting part; 422. a drill part; 401. a sampling cavity; 402. a sampling hole; 403. a second connection hole; 4021. a first bore section; 4022. a second bore section;

5. a driving member; 51. a speed reducer;

6. a handrail frame;

7. and (5) a connecting pin.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question 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.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

As shown in fig. 1-2, a soil sample sampling device according to an embodiment of the present utility model preferably includes a bracket 1, an earth boring part 2, a lifting mechanism 3 and a sampling part 4; the interior of the ground drilling member 2 is provided with an installation cavity 200, and the bottom of the ground drilling member 2 is provided with a first through hole 201 communicated with the installation cavity 200; the lifting mechanism 3 is arranged on the bracket 1, and the lifting mechanism 3 is connected with the ground drilling member 2 and can drive the ground drilling member 2 to ascend or descend; sample piece 4 can be dismantled and connect in installation cavity 200, and sample cavity 401 that extends along the length direction of sample piece 4 has been seted up to sample piece 4's inside, and sample hole 402 that is linked together with sample cavity 401 has been seted up to sample piece 4's bottom.

Based on this technical scheme, in the in-process that elevating system 3 drive bore ground spare 2 descends in order to insert the soil layer, bore ground spare 2 can break open soil in order to accomplish the operation of loosening the soil, and soil can get into sample chamber 401 through sample hole 402 in order to accomplish the sampling operation of soil, after accomplishing the sampling operation, can also dismantle sample piece 4 from installation cavity 200 and take out sample piece 4 from installation cavity 200, be convenient for take out sample soil from sampling cavity 401 and collect, consequently, a soil sample sampling device can accomplish the operation of loosening the soil simultaneously and sample the operation, save operating time, promote operating efficiency, and convenient use.

Referring to fig. 1 and 2, a bracket 1 according to an embodiment of the present utility model includes a mounting plate 11, a connection post 12, and a support plate 13; the mounting plate 11 is positioned above the supporting plate 13, and the mounting plate 11 is connected with the supporting plate 13 through the connecting column 12; the mounting plate 11 is provided with a second through hole 111 for the ground penetrating member 2 to pass through from top to bottom, and the supporting plate 13 is provided with a third through hole 131 for the ground penetrating member 2 to pass through from top to bottom.

The support 1 further comprises a pedal 14, the pedal 14 being connected to the support plate 13. The pedal 14 is used for facilitating the user to pedal and stabilize the soil sample sampling device by feet so as to fix the soil sample sampling device on the sampled soil, thereby ensuring the smooth proceeding of the soil sample collection.

In the present embodiment, the number of pedal plates 14 is two, and the two pedal plates 14 are symmetrically connected to the support plate 13.

Referring to fig. 1 and 2, the lifting mechanism 3 provided in the embodiment of the utility model includes a lifter 31 and a top plate 32, the lifter 31 is mounted on the bracket 1, the top plate 32 is connected to the upper end of the lifter 31, the earth-boring part 2 is connected to the top plate 32, and the lifter 31 drives the top plate 32 to rise or fall so as to drive the earth-boring part 2 to rise or fall.

In this embodiment, the lifters 31 are hydraulic telescopic rods, the number of which is three, and the three hydraulic telescopic rods are sequentially arranged at intervals around the third through hole at the top of the mounting plate 11.

In other embodiments, the lifter 31 may be a motor, a cylinder, a hydraulic cylinder, or other driving devices capable of driving the top plate 32 to rise or fall, which is not limited herein.

Referring to fig. 1 and 2, the soil sample sampling device provided by the embodiment of the utility model further includes a driving member 5, wherein the driving member 5 is mounted on the top plate 32, and the driving member 5 is connected with the earth-boring member 2 and is capable of driving the earth-boring member 2 to rotate around the first axis. The driving member 5 is used for driving the earth-boring member 2 to rotate around the first axis, so that the earth-boring member 2 can quickly and smoothly drill into the sampled land to a preset depth.

The first axis is the central axis of the driver 5.

In the present embodiment, the driving member 5 is a driving motor.

Referring to fig. 1 and 2, the soil sample sampling device provided by the embodiment of the utility model further includes a speed reducer 51, and the driving member 5 is connected with the earth-boring member 2 through the speed reducer 51.

Referring to fig. 1 and 2, the soil sample sampling device according to the embodiment of the present utility model further includes a handrail frame 6, wherein the handrail frame 6 is connected to the top of the top plate 32. The handrail frame 6 is adopted to facilitate the holding of the soil sample sampling device by a user, thereby facilitating the smooth proceeding of soil sample collection and sampling. The number of the armrest frames 6 is two, and the two armrest frames 6 are respectively connected to the tops of both ends of the top plate 32.

Referring to fig. 1 and 2, the soil sample sampling device according to the embodiment of the present utility model further includes a connection pin 7, and the sampling member 4 is detachably connected to the installation cavity 200 through the connection pin 7.

In other embodiments, the sampling member 4 may be further connected to the mounting cavity 200 by a screw connection, a magnet attraction, or other detachable connection, which is not limited herein.

Referring to fig. 3, the earth-boring part 2 according to the embodiment of the present utility model includes a connecting portion 21, a cylindrical portion 22, a spiral soil loosening portion 24, and an earth-boring portion 23; the connecting part 21, the column part 22 and the earth boring part 23 are sequentially connected from top to bottom, the connecting part 21 is connected with the driving piece 5, and the spiral soil loosening part 24 is connected to the outer wall of the column part 22; the installation cavity 200 is disposed in the column portion 22, and the upper end of the installation cavity 200 extends into the connection portion 21, and the first through hole 201 is disposed in the ground drilling portion 23. The helical scarification section 24 is adapted such that the ground penetrating member 2 has a greater scarification range when the driving member 5 drives the ground penetrating member 2 to rotate about the first axis into the earth.

The connecting portion 21 is cylindrical, the cylindrical portion 22 is cylindrical, and the ground drilling portion 23 is conical with a large upper part and a small lower part.

The spiral soil loosening portion 24 is formed to extend spirally while maintaining a predetermined pitch in the axial direction of the cylindrical portion 22.

The earth-boring part 2 is provided with a first connection hole 202 communicating with the installation cavity 200.

The first connection hole 202 is provided in the connection portion 21.

Referring to fig. 4, 5 and 6, the sampling member 4 according to the embodiment of the present utility model includes a sampling tube 41 and a sampling head 42 detachably connected to the lower end of the sampling tube 41, the sampling cavity 401 is disposed inside the sampling tube 41, and the sampling hole 402 is disposed in the sampling head 42.

The axial direction of the sampling tube 41 is the longitudinal direction of the sampling member 4.

In this embodiment, the sampling tube 41 is located inside the mounting chamber 200 and the sampling head 42 is located outside the mounting chamber 200.

In other embodiments, both the sampling tube 41 and the sampling head 42 are located inside the mounting cavity 200.

The sampling tube 41 is screwed with the sampling head 42.

In this embodiment, the inner wall of the lower end of the sampling cavity 401 is provided with an internal thread, and the outer wall of the upper end of the sampling head 42 is provided with an external thread matched with the internal thread.

In other embodiments, the outer wall of the lower end of the sampling tube 41 is provided with external threads, and the inner wall of the upper end of the sampling hole 402 is provided with internal threads matching the external threads.

In other embodiments, the sampling head 42 may be connected to the lower end of the sampling tube 41 by a screw connection, a snap connection, or other detachable connection, which is not limited herein.

The sampling member 4 is provided with a second connection hole 403, and the connection pin 7 is provided through the first connection hole 202 and the second connection hole 403.

The sampling hole 402 includes a first hole section 4021 and a second hole section 4022 connected in sequence from top to bottom, and the second hole section 4022 is tapered with a large top and a small bottom. That is, the second hole section 4022 is a tapered hole with a large top and a small bottom, and the tapered hole with a large top and a small bottom is adopted, so that the outflow speed of the soil sample in the sampling cavity 401 can be slowed down when the earth-boring part 2 withdraws from the soil layer from the bottom to the top.

The sampling head 42 comprises a mounting part 421 and a drill part 422 connected to the lower end of the mounting part 421, the mounting part 421 is in a cylindrical shape, and the drill part 422 is in a truncated cone shape with a big top and a small bottom; the mounting portion 421 is detachably connected to the sampling tube 41.

In the present embodiment, the mounting portion 421 is provided with a first hole section 4021, and the bit portion 422 is provided with a second hole section 4022.

In this embodiment, the inner wall of the lower end of the sampling cavity 401 is provided with an internal thread, and the outer wall of the mounting portion 421 is provided with an external thread matched with the internal thread.

The working process of the utility model is as follows: the support 1 is placed above a soil layer at a sampling position, pedals 14 on two sides are stepped on by feet to fix the support, the driving piece 5 is started, the handrail frame 6 is held to be pressed down, the hydraulic telescopic rod of the lifting mechanism 3 is utilized to press the ground drilling piece into the soil, the ground drilling piece is driven to rotate by the driving piece 5, after the ground drilling piece 2 breaks the soil layer and enters the soil layer, the soil of the soil layer in the central area can enter the sampling cavity 401 of the sampling tube 41 through the sampling hole 402 of the sampling head 42, after sampling is completed, the ground drilling piece 2 is withdrawn from the soil layer, then the connecting pin 7 is pulled out of the first connecting hole 202 and the second connecting hole 403, the sampling piece 4 is taken out of the installation cavity 200, and the sampling head 42 is unscrewed, so that a soil sample in the sampling cavity 401 of the sampling tube 41 can be obtained.

In summary, the soil sample sampling device provided by the embodiment of the utility model has the following beneficial effects:

1. the soil-boring part 2 and the sampling part 4 are adopted, the sampling part 4 is arranged in the installation cavity 200 of the soil-boring part 2, the soil-boring part can break the soil to finish the soil loosening operation in the process that the lifting mechanism 3 drives the soil-boring part 2 to descend to be inserted into the soil layer, and the soil can enter the sampling cavity 401 through the sampling hole 402 to finish the sampling operation, so that the soil sample sampling device provided by the utility model can finish the soil loosening operation and the sampling operation at the same time, and is convenient to use.

2. The sampling piece 4 is arranged in the installation cavity 200 in a detachable connection mode, after soil sampling is completed and the ground drilling piece 2 is driven to ascend through the lifting mechanism 3 so as to leave the soil layer, the sampling piece 4 can be detached from the installation cavity 200 and the soil sample in the sampling cavity 401 is taken away, so that the soil sample is conveniently collected.

3. The sampling head 42 is arranged at the lower end of the sampling tube 41 in a detachable connection mode, the sampling head 42 can be detached from the sampling tube 41, and then the soil sample is taken out from the sampling cavity 401 of the sampling tube 41, so that the soil sample is conveniently collected.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims

1. An earth sample sampling device, comprising:

a bracket;

the device comprises an earth drilling piece, wherein an installation cavity is formed in the earth drilling piece, and a first through hole communicated with the installation cavity is formed in the bottom of the earth drilling piece;

the lifting mechanism is arranged on the bracket, is connected with the ground drilling piece and can drive the ground drilling piece to ascend or descend;

can dismantle connect in sample piece in the installation cavity, the inside of sample piece is seted up and is followed the sample cavity that the length direction of sample piece extends, the bottom of sample piece seted up with the sample hole that the sample cavity is linked together.

2. The soil sample sampling device of claim 1, wherein the bracket comprises a mounting plate, a connecting post, and a support plate; the mounting plate is positioned above the supporting plate and is connected with the supporting plate through the connecting column; the mounting plate is provided with a second through hole for the ground drilling part to pass through from top to bottom, and the support plate is provided with a third through hole for the ground drilling part to pass through from top to bottom.

3. The soil sample sampling device of claim 2, wherein the support further comprises a pedal coupled to the support plate.

4. The soil sample sampling device of claim 1, wherein the lifting mechanism comprises a lifter mounted on the support and a top plate connected to an upper end of the lifter, the earth boring element connected to the top plate, the lifter driving the top plate to rise or fall to drive the earth boring element to rise or fall.

5. The soil sample sampling device of claim 4, further comprising a drive member mounted to the top plate, the drive member being coupled to the earth-boring member and capable of driving the earth-boring member to rotate about the first axis.

6. The soil sample sampling device of claim 5, wherein the earth boring element comprises a connection portion, a cylindrical portion, a helical scarification portion, and an earth boring portion; the connecting part, the column body part and the earth drilling part are sequentially connected from top to bottom, the connecting part is connected with the driving piece, and the spiral soil loosening part is arranged on the outer wall of the column body part;

the installation cavity is arranged in the column body, the upper end of the installation cavity extends to the inside of the connecting portion, and the first through hole is formed in the ground drilling portion.

7. The soil sample sampling device according to claim 6, wherein the spiral soil loosening portion is formed so as to extend spirally while maintaining a predetermined distance in an axial direction of the cylindrical portion.

8. The soil sample sampling device of claim 4, further comprising a handle frame coupled to a top portion of the top plate.

9. The soil sample sampling device of claim 1, wherein the sampling bore comprises a first bore section and a second bore section connected in sequence from top to bottom, the second bore section being tapered in a top-to-bottom size.

10. The soil sample sampling device of any one of claims 1 to 9, wherein the sampling member comprises a sampling tube and a sampling head detachably connected to the lower end of the sampling tube, the sampling chamber is disposed inside the sampling tube, and the sampling hole is disposed in the sampling head.