CN218725504U

CN218725504U - Soil sampling device for hydrogeological survey

Info

Publication number: CN218725504U
Application number: CN202222860042.5U
Authority: CN
Inventors: 王从山; 金红
Original assignee: Jiangsu Wanda Survey And Testing Design Co ltd
Current assignee: Jiangsu Wanda Survey And Testing Design Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-24
Anticipated expiration: 2032-10-28

Abstract

The utility model relates to the technical field of sampling devices, and discloses a soil sampling device for hydrogeological survey, which solves the problems that the overall structure size is larger, the occupied space is larger, and the carrying is inconvenient; the base is also uniformly connected with a positioning assembly, and the positioning assembly is used for improving the stability of the cylinder; the utility model discloses, through the spring and the protection piece that set up, can make the locating lever enter into the inside of protection piece and spring, play good safety isolation effect, locating component can fold simultaneously to be convenient for carry on wholly to it.

Description

Soil sampling device for hydrogeological survey

Technical Field

The utility model belongs to the technical field of sampling device, specifically be a soil sampling device is used in hydrogeology survey.

Background

According to the patent document of a soil sampling device with the publication number of CN215178773U, the sampler arranged at the end part of the power-assisted rod can be vertically inserted into a soil layer through the limiting and guiding effects of the through hole and the guide hole, and can not generate deviation after penetrating into the soil layer, when the sampler is inserted into the soil layer with the preset depth, the power-assisted rod is rotated, soil in the soil layer enters the sampling groove, the sampler is extracted from the soil layer through the power-assisted rod at the moment, and the sampler is taken down from the end part of the power-assisted rod, so that the soil sampling operation can be completed, and the soil sampling operation can be seen from the process; it still has the following drawbacks:

the whole structure has larger size, occupies larger space and is inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a soil sampling device is used in hydrogeology survey, the effectual overall structure size of having solved is great, and the space that occupies is great, the problem of carrying not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a soil sampling device for hydrogeological surveying comprises a base, wherein a cylinder is connected to the center of the base, a lead screw is connected to the inner thread of the cylinder, a rotating plate is connected to one end of the lead screw, and a sampling cylinder is rotatably connected to the other end of the lead screw; still evenly connected with locating component on the base, locating component is used for improving the stability of drum.

Preferably, one end of the sampling tube is connected with a column body, the other end of the screw rod is provided with a column groove, and the column body is rotatably connected with the column groove.

Preferably, the cross-sectional shape of the column and the cross-sectional shape of the column groove are both T-shaped structures, and a bearing is arranged at the joint of the two.

Preferably, the outer wall of the sampling tube is also symmetrically connected with sliding blocks, the inner wall of the cylinder is symmetrically provided with sliding grooves, and the sliding blocks are in sliding connection with the sliding grooves.

Preferably, locating component sets up and the locating plate of being connected with the base including the symmetry, and two locating plates all rotate with the strip shaped plate to be connected, have seted up the strip-shaped groove in the strip shaped plate.

Preferably, the inside in bar groove is provided with the locating lever, and the symmetric connection has the pivot on the locating lever, and the pivot is connected with the shaft hole rotation in the bar groove.

Preferably, a spring is connected inside the strip-shaped groove, one end of the spring is connected with a protection block, and a protection hole is formed in the center of the protection block; the protection block is symmetrically connected with limiting blocks, and the limiting blocks are connected with limiting grooves in the strip-shaped plates in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1) In the work, the screw rod, the sampling cylinder, the positioning assembly and the like are matched, so that the stability of the sampling cylinder during sampling can be improved through the positioning assembly, and the sampling process of soil is completed through the sampling cylinder;

2) The utility model discloses a safety isolation effect, including the locating lever, the locating lever is fixed on the spring, in operation, through the spring and the protection piece that set up, can make the locating lever enter into the inside of protection piece and spring, play good safety isolation effect, locating component can fold simultaneously to be convenient for carry on wholly it.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram in an embodiment of the present invention;

fig. 2 is a schematic view of the internal structure of the cylinder in the embodiment of the present invention;

fig. 3 is a schematic structural view of a positioning assembly in an embodiment of the present invention;

fig. 4 is an enlarged schematic structural diagram of a point a in fig. 3 according to an embodiment of the present invention;

in the figure: 1. a base; 2. a cylinder; 3. a screw rod; 4. rotating the plate; 5. a sampling tube; 6. a cylinder; 7. a column groove; 8. a slider; 9. a chute; 10. a positioning assembly; 11. positioning a plate; 12. a strip-shaped plate; 13. a strip-shaped groove; 14. positioning a rod; 15. a spring; 16. a protection block; 17. a limiting block; 18. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is given by figures 1-4, the utility model relates to a soil sampling device for hydrogeological survey, which comprises a base 1, wherein the center of the base 1 is connected with a cylinder 2, the cylinder 2 is internally threaded with a screw rod 3, one end of the screw rod 3 is connected with a rotating plate 4, the other end of the screw rod 3 is rotatably connected with a sampling cylinder 5, so that the sampling operation can be conveniently carried out through the sampling cylinder 5; the base 1 is also uniformly connected with positioning components 10, and the positioning components 10 are used for improving the stability of the cylinder 2; specifically, one end of the sampling cylinder 5 is connected with a column body 6, the other end of the screw rod 3 is provided with a column groove 7, and the column body 6 is rotatably connected with the column groove 7; the cross-sectional shape of the column body 6 and the cross-sectional shape of the column groove 7 are both T-shaped structures, and a bearing is arranged at the joint of the two, so that the friction force can be reduced; the outer wall of sampling tube 5 still symmetric connection has slider 8, and spout 9 has been seted up to the inner wall symmetry of drum 2, sliding connection between slider 8 and the spout 9 can play good limiting displacement to drum 2, makes its vertical motion.

Further, the positioning assembly 10 comprises positioning plates 11 which are symmetrically arranged and connected with the base 1, the two positioning plates 11 are rotatably connected with a strip-shaped plate 12, and a strip-shaped groove 13 is formed in the strip-shaped plate 12; a positioning rod 14 is arranged in the strip-shaped groove 13, the positioning rod 14 is symmetrically connected with a rotating shaft, and the rotating shaft is rotationally connected with a shaft hole in the strip-shaped groove 13; a spring 15 is connected inside the strip-shaped groove 13, one end of the spring 15 is connected with a protection block 16, and a protection hole is formed in the center of the protection block 16, so that the positioning rod 14 can be conveniently inserted into the protection hole; the protection block 16 is symmetrically connected with a limiting block 17, and the limiting block 17 is connected with a limiting groove 18 on the strip-shaped plate 12 in a sliding manner.

The working principle is as follows: when the sampling device is used, the positioning assembly 10 is unfolded firstly, then the strip-shaped plate 12 is pressed, so that the positioning rod 14 enters the ground, then the rotating plate 4 is rotated, the rotating plate 4 drives the screw rod 3 to rotate, the screw rod 3 drives the sampling cylinder 5 to move in a threaded mode, and the sampling cylinder 5 enters soil to be sampled; then taking out the soil from the interior of the sampling cylinder 5 through the rod body;

when not using, stir protection piece 16, then rotate locating lever 14, then loosen protection piece 16, under the effect of spring 15, make the protection hole site on protection piece 16 be located the outside of locating lever 14, the spine portion of locating lever 14 is located the inside of spring 15 to play the effect of safety isolation to locating lever 14 through spring 15, then rotate bar shaped plate 12, make bar shaped plate 12 laminating drum 2, thereby the space that reducing means occupy, be convenient for carry it.

Claims

1. A soil sampling device for hydrogeological surveying comprises a base (1) and is characterized in that a cylinder (2) is connected to the center of the base (1), a lead screw (3) is connected to the cylinder (2) in an internal thread manner, one end of the lead screw (3) is connected with a rotating plate (4), and the other end of the lead screw (3) is rotatably connected with a sampling cylinder (5); still evenly be connected with locating component (10) on base (1), locating component (10) are used for improving the stability of drum (2).

2. A soil sampling device for hydrogeological surveying as claimed in claim 1, wherein: one end of the sampling cylinder (5) is connected with a column body (6), the other end of the screw rod (3) is provided with a column groove (7), and the column body (6) is rotatably connected with the column groove (7).

3. A soil sampling device for hydrogeological surveying as claimed in claim 2, wherein: the cross-sectional shape of the column body (6) and the cross-sectional shape of the column groove (7) are both T-shaped structures, and a bearing is arranged at the joint of the two structures.

4. A soil sampling device for hydrogeological surveying as claimed in claim 1, wherein: the outer wall of the sampling tube (5) is further symmetrically connected with sliding blocks (8), sliding grooves (9) are symmetrically formed in the inner wall of the cylinder (2), and the sliding blocks (8) are connected with the sliding grooves (9) in a sliding mode.

5. A soil sampling device for hydrogeological surveying as claimed in claim 1, wherein: locating component (10) are including symmetry setting and locating plate (11) of being connected with base (1), and two locating plates (11) all rotate with strip shaped plate (12) and are connected, have seted up strip-shaped groove (13) in strip shaped plate (12).

6. A soil sampling device for hydrogeological surveying as claimed in claim 5, wherein: the inside in bar groove (13) is provided with locating lever (14), and the last symmetrical connection of locating lever (14) has the pivot, and the pivot rotates with the shaft hole on bar groove (13) to be connected.

7. The soil sampling device for hydrogeological surveying as defined in claim 6, wherein: a spring (15) is connected inside the strip-shaped groove (13), one end of the spring (15) is connected with a protection block (16), and a protection hole is formed in the center of the protection block (16); the protection block (16) is symmetrically connected with a limiting block (17), and the limiting block (17) is in sliding connection with a limiting groove (18) on the strip-shaped plate (12).