CN219870365U

CN219870365U - Soil sampling device

Info

Publication number: CN219870365U
Application number: CN202320806480.5U
Authority: CN
Inventors: 孙璐; 唐雪源; 朱丹
Original assignee: Jiuquan Iron and Steel Group Co Ltd
Current assignee: Jiuquan Iron and Steel Group Co Ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-10-20
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a soil sampling device which comprises a handheld rod and a sampling cylinder, wherein a movable rod is arranged in the handheld rod in a penetrating way, the bottom end of the sampling cylinder is open, the top end of the sampling cylinder is provided with a through hole, the movable rod is arranged in the through hole in a penetrating way, the bottom end of the movable rod is provided with a push plate, the push plate is round, the movable rod and the handheld rod are provided with a limiting mechanism, the sampling cylinder is sleeved with a sleeve, the bottom end of the sleeve is provided with a pedal, a chute is arranged in the pedal in a penetrating way, a baffle is arranged in the chute, one end, close to each other, of the two baffles is provided with a semicircular groove, and the shape of the semicircular groove is matched with the push plate. According to the utility model, the handheld rod pushes the sampling tube downwards, the sampling tube penetrates through the sleeve and inserts into the soil layer for sampling, the movable rod is pushed downwards to push the push plate to push the soil sample in the sampling tube, the soil sample is only extruded from the circular groove in the central area above the circular groove under the blocking of the baffle, and the extruded soil sample is only contacted with the baffle and the push plate of the nonmetallic material, so that the microelements in the soil sample keep the original values as much as possible, and the representativeness and the effectiveness of the soil sample detection result are improved.

Description

Soil sampling device

Technical Field

The utility model belongs to the technical field of soil detection, and particularly relates to a soil sampling device.

Background

Soil sampling refers to a method of collecting a soil sample, including the layout and sampling techniques of sampling, and the obtained soil sample is generally used for soil analysis. Soil sampling is generally applicable to various soil tests, such as soil organic matter content tests, soil trace element content tests, soil heavy metal content tests, and the like.

Soil samples which are contacted with a metal sampling device are generally avoided before the trace element content of the soil is detected, especially before the metal element content in the soil is detected. In the prior art, when collecting a soil sample, a metal sampling device is usually used for obtaining the soil sample, in order to ensure that the finally obtained soil sample is not contacted with a metal appliance, the periphery of the originally obtained soil sample is scraped by a wood shovel, so that the required soil sample is obtained, the wood shovel is usually manually carried out, the time is very long, and the detection result is influenced by the soil sample at the edge easily remained during the scraping.

Disclosure of Invention

The utility model aims to provide a soil sampling device for solving the problems.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a soil sampling device, including holding the pole and holding the sampling tube that the pole bottom set up, wear to establish the movable rod in holding the pole, the bottom of sampling tube is open, the top sets up the through-hole, the movable rod wears to locate in the through-hole, the bottom of movable rod sets up the push pedal, the push pedal is circular, the centre of a circle of push pedal overlaps with the centre of a circle of sampling tube, the diameter of push pedal is less than the internal diameter of sampling tube, set up stop gear on movable rod and the handheld pole and be used for spacing to the movable rod, the sleeve is established to the sampling tube overcoat, telescopic bottom symmetry sets up the footboard, wear to establish the spout in the footboard, set up the baffle in the spout, the one end that two baffles are close to each other sets up semicircle groove respectively, semicircle groove's shape and the shape cooperation of push pedal.

In order to further realize the utility model, the limiting mechanism comprises a connecting column arranged on the movable rod and a limiting groove penetrating through the handheld rod, wherein the connecting column penetrates through the limiting groove, the limiting groove is and comprises a fixed groove and a movable groove which are arranged in parallel, one ends of the fixed groove and the movable groove are provided with the connecting groove for communication, the fixed groove is shorter than the movable groove, and the fixed groove and the movable groove are parallel to the central axis of the movable rod.

In order to further realize the utility model, the length of the movable groove is not less than the length from the push plate to the bottom end of the sampling cylinder.

In order to further realize the utility model, the periphery of the through hole is provided with an annular accommodating groove, and the shape and the size of the accommodating groove are matched with those of the push plate.

In order to further realize the utility model, limit flanges are symmetrically arranged on the inner wall of the chute far away from one end of the sleeve, guide blocks are symmetrically arranged on two sides of the baffle, and the distance between the limit flanges is matched with the width of the baffle.

In order to further realize the utility model, one end of the baffle plate, which is close to each other, is respectively provided with a clamping groove or a clamping block, the clamping groove and the clamping block are mutually matched, and the clamping groove or the clamping block are symmetrically arranged at two sides of the semicircular arc groove.

In order to further realize the utility model, the top end of the movable rod is provided with a handle.

In order to further realize the utility model, one end of the baffle, which is far away from the semicircular arc groove, is provided with a limiting plate.

In order to further realize the utility model, the baffle and the pushing plate are made of nonmetallic materials.

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

the utility model sets the sampling tube, the sleeve and the pedal for soil sampling, when sampling, only the pedal is needed to be stepped on, the sampling tube is pushed downwards through the handheld rod, so that the sampling tube can be used for completing sampling by penetrating the sampling tube from the sleeve into the soil layer, then the handheld rod is pulled up, the sampling tube is pulled back into the sleeve, the push plate and the baffle are arranged for taking out the soil sample, the baffle is pushed to the semicircular groove in opposite directions to be combined into a complete circular groove, the clamping groove and the clamping block are clamped in pairs, the movable rod is pushed downwards to push the push plate to push the soil sample in the sampling tube, under the blocking of the baffle, only the soil sample in the central area above the circular groove is extruded from the circular groove, namely, the extruded soil sample is only contacted with the baffle and the push plate of the nonmetallic material, so that the collected soil sample is not contacted with a metal product, trace elements in the soil sample are kept as much as possible, and the representativeness and the effectiveness of the soil sample detection result are improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is a cross-sectional view of B-B of FIG. 1;

FIG. 4 is a cross-sectional view of C-C of FIG. 1;

FIG. 5 is a cross-sectional view of D-D of FIG. 4;

the reference numerals have the following meanings: 1. a hand-held lever; 2. a sampling cylinder; 3. a movable rod; 4. a through hole; 5. a push plate; 6. a limiting mechanism; 7. a sleeve; 8. a pedal; 9. a chute; 10. a baffle; 11. a semicircular arc groove; 12. a connecting column; 13. a limit groove; 13-1, a fixing groove; 13-2, a movable groove; 13-3, a connecting groove; 14. a receiving groove; 15. a limit flange; 16. a guide block; 17. a clamping groove; 18. a clamping block; 19. a grip; 20. a limiting plate; 21. an anti-skid sleeve.

Detailed Description

The utility model is further described below with reference to the drawings and the detailed description.

As shown in fig. 1-5, a soil sampling device, including holding the sampling tube 2 that pole 1 and holding pole 1 bottom set up, wear to establish movable rod 3 in holding pole 1, the bottom of sampling tube 2 is opened, the top sets up through-hole 4, movable rod 3 wears to locate in the through-hole 4, the top of movable rod 3 sets up grip 19, the bottom of movable rod 3 sets up push pedal 5, push pedal 5 is circular, the centre of a circle of push pedal 5 overlaps with the centre of a circle of sampling tube 2, the diameter of push pedal 5 is less than the internal diameter of sampling tube 2, the periphery of through-hole 4 sets up annular holding tank 14, holding tank 14's shape and size and push pedal 5 looks adaptation, set up stop gear 6 on movable rod 3 and the holding pole 1 and be used for spacing to movable rod 3, sleeve 7 is established to the sampling tube 2 overcoat, the bottom symmetry of sleeve 7 sets up footboard 8, wear to establish spout 9 in the footboard 8, set up baffle 10 in the spout 9, the one end that two baffles 10 are close to each other sets up semicircle groove 11 respectively, the shape cooperation of semicircle groove 11, the spout 9 is kept away from the inner wall symmetry of sleeve 7 one end and is set up limit flange 15, the both sides of baffle 10 diameter is less than the internal diameter of sampling tube 2, setting up the draw-in block 16 and limit groove 18 looks joint piece is close to each other, setting up the limit groove 18, the draw-in groove is set up 18, the joint groove is set up 18 is close to the limit groove is set up to the limit groove respectively with the limit groove 17, the joint 18 between the two ends of baffle 10, the mutual joint piece is set up 18.

The limiting mechanism 6 comprises a connecting column 12 arranged on the movable rod 3 and a limiting groove 13 penetrating through the handheld rod 1, the connecting column 12 penetrates through the limiting groove 13, the limiting groove 13 is and comprises a fixing groove 13-1 and a movable groove 13-2 which are arranged in parallel, one ends of the fixing groove 13-1 and the movable groove 13-2 are provided with the connecting groove 13-3 and used for being communicated, the fixing groove 13-1 is shorter than the movable groove 13-2, the fixing groove 13-1 and the movable groove 13-2 are parallel to the central axis of the movable rod 3, and the length of the movable groove 13-2 is not less than that of the push plate 5 to the bottom end of the sampling cylinder 2.

Wherein the baffle 10 and the push plate 5 are non-metallic materials.

An anti-slip sleeve 21 is arranged on the outer wall of one end of the hand-held rod close to the grip 19.

When the device is used, the sleeve 7 is vertically placed on the soil surface to be sampled, the limiting plate 20 is pulled to enable the bottom end of the sampling cylinder 2 to be completely opened, the pedal 8 is stepped on, the movable rod 3 is pulled upwards to enable the connecting column 12 to move to the top end from the bottom end of the movable groove 13-2, the movable rod 3 is rotated to enable the connecting column 12 to slide into the fixed groove 13-1 from the connecting groove 13-3, at the moment, the movable rod 3 and the handheld rod 1 form a linkage relation, the grip 19 is held to enable the movable rod 3 to drive the handheld rod 1 to move downwards, the bottom end of the sampling cylinder 2 is inserted into the soil to obtain a soil sample, after the sampling cylinder 2 is filled with the soil sample, the sampling cylinder 2 is lifted and held at the position of the anti-skid sleeve 21 on the handheld rod 1, the movable rod 3 is lifted and rotated to enable the connecting column 12 to return into the movable groove 13-2, the limiting plate 20 is pushed into the chute 9, the clamping groove 17 and the clamping block 18 of the limiting plate 20 are mutually clamped, the two semicircular arc grooves 11 are spliced into a circular groove with the push plate 5 and the like, the grip 19 is held to drive the movable rod 3 to move downwards, and the push plate 5 downwards to enable the handheld rod 1 to move downwards, and the bottom end of the sampling cylinder 2 to be inserted into the soil sample, namely the soil sample is conveniently detected, and the soil sample is not contacted with the soil sample in the soil sample to be detected.

Claims

1. A soil sampling device, characterized in that: including holding the sampling tube (2) that pole (1) and hand held the pole (1) bottom set up, wear to establish movable rod (3) in holding pole (1), the bottom of sampling tube (2) is open, the top sets up through-hole (4), in movable rod (3) wear to locate through-hole (4), the bottom of movable rod (3) sets up push pedal (5), push pedal (5) are circular, the centre of a circle of push pedal (5) overlaps with the centre of a circle of sampling tube (2), the diameter of push pedal (5) is less than the internal diameter of sampling tube (2), set up stop gear (6) on movable rod (3) and hand held pole (1) and be used for spacing to movable rod (3), sleeve (7) are established to the overcoat of sampling tube (2), the bottom symmetry of sleeve (7) sets up footboard (8), wear to establish spout (9) in footboard (8), set up baffle (10) in spout (9), the one end that two baffles (10) are close to each other sets up semicircle groove (11) respectively, the shape of semicircle groove (11) cooperates with the shape of push pedal (5).

2. The soil sampling apparatus of claim 1, wherein: the limiting mechanism (6) comprises a connecting column (12) arranged on the movable rod (3) and a limiting groove (13) penetrating through the handheld rod (1), the connecting column (12) penetrates through the limiting groove (13), the limiting groove (13) is , the limiting mechanism comprises a fixing groove (13-1) and a movable groove (13-2) which are arranged in parallel, the connecting groove (13-3) is arranged at one end of the fixing groove (13-1) and one end of the movable groove (13-2) and is used for communicating, the fixing groove (13-1) is shorter than the movable groove (13-2), and the fixing groove (13-1) and the movable groove (13-2) are parallel to the central axis of the movable rod (3).

3. The soil sampling apparatus of claim 2, wherein: the length of the movable groove (13-2) is not less than the length from the push plate (5) to the bottom end of the sampling cylinder (2).

4. A soil sampling apparatus as claimed in claim 3, wherein: the periphery of the through hole (4) is provided with an annular containing groove (14), and the shape and the size of the containing groove (14) are matched with those of the push plate (5).

5. The soil sampling apparatus of claim 4, wherein: limiting flanges (15) are symmetrically arranged on the inner wall, far away from one end of the sleeve (7), of the sliding groove (9), guide blocks (16) are symmetrically arranged on two sides of the baffle (10), and the distance between the limiting flanges (15) is matched with the width of the baffle (10).

6. The soil sampling apparatus of claim 5, wherein: one end that baffle (10) are close to each other sets up joint groove (17) or joint piece (18) respectively, and joint groove (17) and joint piece (18) mutually support and set up, and joint groove (17) or joint piece (18) symmetry set up in the both sides of semicircle groove (11).

7. The soil sampling apparatus of claim 6, wherein: the top end of the movable rod (3) is provided with a handle (19).

8. The soil sampling apparatus of claim 7, wherein: one end of the baffle (10) far away from the semicircular arc groove (11) is provided with a limiting plate (20).

9. The soil sampling apparatus of claim 8, wherein: the baffle (10) and the pushing plate (5) are made of nonmetallic materials.