CN220356695U

CN220356695U - Portable soil sampler

Info

Publication number: CN220356695U
Application number: CN202320202026.9U
Authority: CN
Inventors: 周自强; 李丁; 洪扬; 邓蕾
Original assignee: Anhui Xingtian Environmental Remediation Engineering Co ltd
Current assignee: Anhui Xingtian Environmental Remediation Engineering Co ltd
Priority date: 2023-01-30
Filing date: 2023-01-30
Publication date: 2024-01-16
Anticipated expiration: 2033-01-30

Abstract

The utility model provides a portable soil sampler, which relates to the field of sampling and comprises a sampling tube, wherein an upper cavity is arranged on the top end surface of the sampling tube; a lower cavity arranged at the bottom end surface of the sampling tube; a push rod and a fixed block with one end fixed at the bottom end of the push rod; the motor and the inner block with the top end fixed on the output shaft of the motor are fixed on the fixed block, and the lower surface of the inner block is provided with a plurality of saw teeth; the inner block is connected with the inner wall of the bottom cylinder in a sliding way; the top end of the transmission cylinder extends into the upper cavity, and the bottom end of the transmission cylinder extends to the lower part of the sampling cylinder; the top of the first straight rod is rotationally connected with the inner plate, and the first straight rod penetrates through the transmission cylinder; installing a helical blade with a first straight-bar side surface; a rotating part for driving the first straight rod to rotate; the soil loosening is performed on harder lands, so that staff does not need to carry other equipment, sampling work can be completed, and convenience is brought to the work of the staff.

Description

Portable soil sampler

Technical Field

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

Background

When analyzing the composition, physical and chemical properties of soil, a part of soil sample needs to be taken, then the soil sample is brought back to an experiment and detected by a special instrument, and when the soil is sampled, the soil is loosened on harder soil, so that other equipment such as soil loosening and the like are required to be carried with the soil, and the carrying equipment is too much, so that the soil sample is extremely inconvenient for staff.

In the patent of application number CN202221816401.0, patent name is a soil sampling device, including sleeve and telescopic link, the sleeve is erect on the ridge body along vertical direction, the telescopic link wears to establish in the sleeve, install the rack on the telescopic link pole wall, install slewing mechanism in the sleeve, slewing mechanism with the rack meshing drives the telescopic link moves along vertical direction, drilling mechanism is installed to the telescopic link near-earth end, drilling mechanism installs sampling mechanism in the mechanism tip, sampling mechanism includes the sampler, during the telescopic link moves to the soil layer, drilling mechanism drives the sampler rotates and drills, the sampler cooperation sampling mechanism other subassemblies are carried out soil sampling to required soil layer, the device can reduce the effect of the destruction to the ridge body structure when soil sampling, but still need carry a large amount of equipment to the harder soil of soil, can't solve above-mentioned technical problem.

Disclosure of Invention

In view of the foregoing, it is an object of one or more embodiments of the present disclosure to provide a portable soil sampler, so as to solve the technical problem that in the prior art, a relatively large amount of equipment needs to be carried when the soil is loosened on a relatively hard land, which is inconvenient for staff.

Based on the above object, one or more embodiments of the present specification provide a portable soil sampler, including the sampling tube, the top end face of sampling tube is equipped with the upper chamber, portable soil sampler still includes:

a lower cavity arranged at the bottom end surface of the sampling tube;

the push rod and the fixed block are fixed at one end at the bottom end of the push rod, the push rod penetrates through the bottom wall of the upper cavity, the push rod extends into the lower cavity, and the fixed block is positioned in the lower cavity;

the motor and the inner block of which the top end is fixed on the output shaft of the motor are fixed on the fixed block, and a plurality of saw teeth are arranged on the lower surface of the inner block;

the inner block is connected with the inner wall of the bottom cylinder in a sliding way;

a plurality of side blocks arranged on the side surfaces of the fixed blocks;

the other end of the spring is fixed on the top wall of the lower cavity;

the top end of the transmission cylinder extends into the upper cavity, and the bottom end of the transmission cylinder extends to the lower part of the sampling cylinder;

the first straight rod and the inner plate arranged on the inner wall of the upper cavity are in one-to-one correspondence, the top of the first straight rod is rotationally connected with the inner plate, the first straight rod passes through the transmission cylinder, and the bottom end of the first straight rod extends to the lower part of the transmission cylinder;

installing a helical blade with a first straight-bar side surface;

and the rotating part is used for driving the first straight rod to rotate.

Further, the lower end face of the inner block is in a downward convex arc shape.

Further, the portable soil sampler further comprises an inner rod, the bottom end of the inner rod is fixed to the bottom wall of the upper cavity, an inner hole penetrating through the upper end face and the lower end face of the inner rod is formed in the inner rod, and the push rod is in sliding connection with the inner hole.

Further, the portable soil sampler further comprises a top plate, and the lower end face of the top plate is fixed on the upper end face of the push rod.

Further, a plurality of transmission drums are arranged.

Further, the rotating part includes:

the first gear is arranged on the first straight rod;

the top end of the second straight rod is rotationally connected with the inner plate, the second straight rod penetrates through the bottom wall of the upper cavity, the second straight rod extends into the lower cavity, and the second gear is meshed with the first gear;

the third gear is matched with the fourth gear, and is positioned above the fourth gear.

According to the portable soil sampler provided by the utility model, when the soil sampler is used for sampling, the first straight rod is propped against the soil, and the sampling personnel applies downward external force to the push rod, so that the motor overcomes the elasticity of the spring to move downwards, at the moment, the motor is started, after the saw teeth on the inner block are contacted with the soil, the soil is loosened through the saw teeth, after the peripheral soil is loosened, the rotating part drives the first straight rod to rotate, so that the soil is gradually conveyed into the upper cavity through the helical blade, and thus, sampling work is completed.

Drawings

For a clearer description of one or more embodiments of the present description or of the solutions of the prior art, the drawings that are necessary for the description of the embodiments or of the prior art will be briefly described, it being apparent that the drawings in the description below are only one or more embodiments of the present description, from which other drawings can be obtained, without inventive effort, for a person skilled in the art.

FIG. 1 is a front cross-sectional view of an embodiment of the present utility model;

FIG. 2 is an enlarged view of a transfer drum in an embodiment of the present utility model;

FIG. 3 is a top view of a sampling cartridge according to an embodiment of the present utility model;

fig. 4 is a bottom view of a bottom chassis according to an embodiment of the present utility model.

1, a sampling tube; 2. an upper chamber; 3. a lower cavity; 4. a motor; 5. a fixed block; 6. a spring; 7. a side block; 8. a third gear; 9. an inner plate; 10. a second straight rod; 11. a first straight rod; 12. a first gear; 13. a second gear; 14. a transmission cylinder; 15. a helical blade; 16. a fourth gear; 17. an inner rod; 18. a push rod; 19. an inner bore; 20. a top plate; 21. a bottom cylinder; 22. an inner block.

Detailed Description

The present utility model will be further described in detail below with reference to specific embodiments and with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent.

It should be noted that unless otherwise defined, technical or scientific terms used in the embodiments of the present utility model should be given the ordinary meaning as understood by one of ordinary skill in the art to which the present disclosure pertains. The terms "first," "second," and the like, as used in this disclosure, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

In view of the above object, a first aspect of the present utility model proposes an embodiment of a portable soil sampler, as shown in fig. 1, 2, 3 and 4, comprising a sampling tube 1, a top end surface of the sampling tube 1 is provided with an upper cavity 2, and the portable soil sampler further comprises:

a lower cavity 3 arranged on the bottom end surface of the sampling tube 1;

the push rod 18 and the fixed block 5 with one end fixed at the bottom end of the push rod 18, the push rod 18 passes through the bottom wall of the upper cavity 2, the push rod 18 extends into the lower cavity 3, and the fixed block 5 is positioned in the lower cavity 3;

the motor 4 and the inner block 22 with the top end fixed on the output shaft of the motor 4 are fixed on the fixed block 5, and a plurality of saw teeth are arranged on the lower surface of the inner block 22;

the bottom cylinder 21 is arranged at the bottom of the lower cavity 3, and the inner block 22 is in sliding connection with the inner wall of the bottom cylinder 21;

a plurality of side blocks 7 provided on the side surfaces of the fixed block 5;

a spring 6 with one end fixed on the upper surface of the side block 7, and the other end of the spring 6 is fixed on the top wall of the lower cavity 3;

a transfer cylinder 14 located in the lower cavity 3, wherein the top end of the transfer cylinder 14 extends into the upper cavity 2, and the bottom end of the transfer cylinder 14 extends to the lower part of the sampling cylinder 1;

the first straight rod 11 and the inner plate 9 arranged on the inner wall of the upper cavity 2 are in one-to-one correspondence, the top of the first straight rod 11 is rotationally connected with the inner plate 9, the first straight rod 11 passes through the transmission cylinder 14, and the bottom end of the first straight rod 11 extends to the lower part of the transmission cylinder 14;

a helical blade 15 attached to a side surface of the first straight rod 11;

a rotation part for driving the first straight bar 11 to rotate.

In this embodiment, when taking a sample, at first with first straight bar 11 support soil to apply decurrent external force to push rod 18 by the sampler, thereby make motor 4 overcome spring 6's elasticity downward movement, motor 4 starts this moment, after the sawtooth on interior piece 22 will become flexible with soil through the sawtooth after contacting, after loosening peripheral soil, rotation portion drive first straight bar 11 rotates, soil passes through helical blade 15 like this, gradually convey in the upper chamber 2, thereby accomplish the sample work, through this device, loosen the soil to harder soil, the staff need not carry other equipment, also can accomplish the sample work, the work of staff has brought the convenience.

Here, preferably, as shown in fig. 1, the lower end surface of the inner block 22 has a circular arc shape protruding downward, so that the soil loosening effect is better.

As an embodiment, as shown in fig. 1, the portable soil sampler further includes an inner rod 17 with a bottom end fixed to the bottom wall of the upper cavity 2, the inner rod 17 is provided with an inner hole 19 penetrating through the upper and lower end surfaces of the inner rod, and the push rod 18 is slidably connected with the inner hole 19, so that stability of the push rod 18 in the sampling tube 1 is ensured.

As an embodiment, as shown in fig. 1, the portable soil sampler further includes a top plate 20, and a lower end surface of the top plate 20 is fixed to an upper end surface of the push rod 18, so that a worker can more conveniently apply an external force to the push rod 18.

Here, as shown in fig. 1, a plurality of the transfer drums 14 are preferably provided to increase sampling efficiency.

As an embodiment, as shown in fig. 1, the rotating part includes:

a first gear 12 mounted to the first straight bar 11;

the top end of the second straight rod 10 is rotationally connected with the inner plate 9, the second straight rod 10 passes through the bottom wall of the upper cavity 2, the second straight rod 10 extends into the lower cavity 3, and the second gear 13 is meshed with the first gear 12;

the third gear 8 is matched with the fourth gear 16, and the third gear 8 is positioned above the fourth gear 16.

In this embodiment, when the motor 4 is not started, the first straight rod 11 will not rotate even if the third gear 8 and the fourth gear 16 are in a separated state, so that the situation that the motor 4 rotates due to misoperation to cause the helical blade 15 to rotate when the motor 4 is not sampled is avoided, thereby increasing the risk, which is equivalent to adding a layer of safety protection, when the motor 4 moves downwards, the third gear 8 and the fourth gear 16 are finally meshed, and the helical blade 15 is driven to rotate at this time, thereby completing the soil transmission process.

Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the disclosure, including the claims, is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity.

The embodiments of the utility model are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a portable soil sampler, includes sampling tube (1), the top face of sampling tube (1) is equipped with upper chamber (2), its characterized in that, portable soil sampler still includes:

a lower cavity (3) arranged at the bottom end surface of the sampling tube (1);

the push rod (18) and a fixed block (5) with one end fixed at the bottom end of the push rod (18), the push rod (18) passes through the bottom wall of the upper cavity (2), the push rod (18) extends into the lower cavity (3), and the fixed block (5) is positioned in the lower cavity (3);

the motor (4) and an inner block (22) with the top end fixed on an output shaft of the motor (4), the motor (4) is fixed on a fixed block (5), and a plurality of saw teeth are arranged on the lower surface of the inner block (22);

the bottom cylinder (21) is arranged at the bottom of the lower cavity (3), and the inner block (22) is in sliding connection with the inner wall of the bottom cylinder (21);

a plurality of side blocks (7) provided on the side surfaces of the fixed blocks (5);

a spring (6) with one end fixed on the upper surface of the side block (7), and the other end of the spring (6) is fixed on the top wall of the lower cavity (3);

the top end of the transmission cylinder (14) extends into the upper cavity (2), and the bottom end of the transmission cylinder (14) extends to the lower part of the sampling cylinder (1);

the device comprises a first straight rod (11) and an inner plate (9) arranged on the inner wall of an upper cavity (2), wherein the first straight rod (11) corresponds to the transmission cylinders (14) one by one, the top of the first straight rod (11) is rotationally connected with the inner plate (9), the first straight rod (11) penetrates through the transmission cylinders (14), and the bottom end of the first straight rod (11) extends to the lower part of the transmission cylinders (14);

a helical blade (15) mounted on the side surface of the first straight rod (11);

and a rotation part for driving the first straight rod (11) to rotate.

2. A portable soil sampler according to claim 1, characterized in that the lower end surface of said inner block (22) is in the shape of a downwardly convex circular arc.

3. A portable soil sampler according to claim 2, and further comprising an inner rod (17) having a bottom end fixed to the bottom wall of the upper chamber (2), said inner rod (17) being provided with an inner hole (19) penetrating the upper and lower end surfaces thereof, said push rod (18) being slidably connected to said inner hole (19).

4. A portable soil sampler according to claim 3, characterized in that the portable soil sampler further comprises a top plate (20), the lower end face of the top plate (20) being fixed to the upper end face of the push rod (18).

5. A portable soil sampler according to claim 4, wherein said transfer drum (14) is provided with a plurality of.

6. The portable soil sampler of claim 5, wherein said rotating portion comprises:

a first gear (12) mounted on the first straight rod (11);

the second straight rod (10) and a second gear (13) arranged on the second straight rod (10), the top end of the second straight rod (10) is rotationally connected with the inner plate (9), the second straight rod (10) penetrates through the bottom wall of the upper cavity (2), the second straight rod (10) extends into the lower cavity (3), and the second gear (13) is meshed with the first gear (12);

the device comprises a fourth gear (16) arranged at the bottom end of a second straight rod (10) and a third gear (8) arranged on an output shaft of the motor (4), wherein the third gear (8) is matched with the fourth gear (16), and the third gear (8) is positioned above the fourth gear (16).