CN219551897U

CN219551897U - Sand sampling device

Info

Publication number: CN219551897U
Application number: CN202223368457.7U
Authority: CN
Inventors: 胡成金; 赵颖; 章小慧
Original assignee: Jiangxi Zhike Detection Technology Co ltd
Current assignee: Jiangxi Zhike Detection Technology Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-08-18
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a sand sampling device, which comprises a sampling tube, wherein a sampling port of the sampling tube is provided with a half sealing piece, and a sampling hole is formed in the half sealing piece; the sampling tube is internally provided with a movable rod which can move along the length direction of the sampling tube; one end of the movable rod passes through the half sealing piece and is connected with the shielding piece outside the sampling tube; the shielding piece is spaced from the half sealing piece, and sand and soil passing holes are formed in the shielding piece; the shielding piece can be moved along with the movable rod until the shielding piece is attached to the semi-sealing piece, so that the shielding piece can correspondingly shield the sampling hole. The utility model can prevent sand samples from flowing out of the sampling tube and is beneficial to sand sampling work.

Description

Sand sampling device

Technical Field

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

Background

Soil detection is an important technical means for understanding soil ecology, and soil sampling is the basic work of soil detection. When the soft sandy soil is sampled, the sandy soil sample easily flows out of the sampling cylinder and falls off, so that little trouble is brought to the sandy soil sampling work.

Disclosure of Invention

The utility model aims to: in order to overcome the defects in the prior art, the utility model provides the sand sampling device which can prevent sand samples from flowing out of a sampling tube and is beneficial to sand sampling work.

The technical scheme is as follows: in order to achieve the above purpose, the sand sampling device of the utility model comprises a sampling tube, wherein a sampling port of the sampling tube is provided with a half sealing piece, and the half sealing piece is provided with a sampling hole; the sampling tube is internally provided with a movable rod which can move along the length direction of the sampling tube; one end of the movable rod passes through the half sealing piece and is connected with the shielding piece outside the sampling tube; the shielding piece is spaced from the half sealing piece, and sand and soil passing holes are formed in the shielding piece; the shielding piece can be moved along with the movable rod until the shielding piece is attached to the semi-sealing piece, so that the shielding piece can correspondingly shield the sampling hole.

Further, the end of the shielding piece far away from the sampling tube is a sharp broken earth end.

Further, the outer contour of the half sealing piece gradually narrows to be sharp towards the direction approaching the shielding piece; the shape of one end of the shielding piece, which is close to the sampling tube, is adapted to the shape of the outer contour of the half sealing piece, so that one end of the shielding piece, which is close to the sampling tube, can be attached to the outer contour surface of the half sealing piece.

Further, one end of the movable rod, which is far away from the shielding piece, penetrates through the sampling tube and is connected with a first operation handle outside the sampling tube, and one end of the sampling tube, which is far away from the sampling port, is also provided with a second operation handle.

Further, a first guide hole is formed in the semi-sealing piece, and a second guide hole is formed in one end, far away from the sampling port, of the sampling tube; the first guide hole and the second guide hole slide and guide the movable rod, so that the movable rod is corresponding and consistent with the length direction of the sampling tube.

Further, a plurality of sampling holes are circumferentially arranged on the semi-sealing piece, and a plurality of sand passing holes are circumferentially arranged on the shielding piece; when the shielding piece is attached to the semi-sealing piece, the sampling holes and the sand passing holes are staggered.

The beneficial effects are that: according to the sand sampling device, the half sealing piece is arranged at the barrel opening of the sampling barrel, and the sampling hole is formed in the half sealing piece; in the process of inserting the sampling tube into the sandy soil, the shielding piece is separated from the half sealing piece at intervals, and the sandy soil passes through the sandy soil passing hole and the sampling hole to be sampled in the sampling tube; in the process of taking out the sand from the sampling tube, the shielding piece is attached to the semi-sealing piece, so that the shielding piece correspondingly shields the sampling hole, the sand is prevented from flowing out of the sampling tube through the sampling hole, and the sand sampling work is facilitated.

Drawings

FIG. 1 is a schematic illustration of a shield spaced from a half seal;

FIG. 2 is a schematic view of the shield and the half-seal in engagement with each other;

FIG. 3 is a schematic structural view of a sampling tube;

fig. 4 is a schematic view of the structure of the movable rod and the shutter.

Detailed Description

The utility model will be further described with reference to the accompanying drawings.

The sand sampling device as described in fig. 1 to 4, comprising a sampling tube 1, wherein a half sealing member 2 is arranged at a sampling port at the lower end of the sampling tube 1, the half sealing member 2 partially seals the sampling port, a sampling hole 3 is arranged on the half sealing member 2, and sand can enter and exit the sampling tube 1 through the sampling hole 3. The sampling tube 1 is internally provided with a movable rod 4, and the movable rod 4 can movably displace along the length direction of the sampling tube 1. One end of the movable rod 4 passes through the half sealing piece 2 and is connected with the shielding piece 5 outside the sampling tube 1, and the movable rod 4 drives the shielding piece 5 to move together when being displaced.

In the process of inserting the sampling tube 1 into the sandy soil, the shielding piece 5 is spaced from the half sealing piece 2, the shielding piece 5 is provided with a sandy soil passing hole 6, and the sandy soil enters the sampling tube 1 after passing through the sandy soil passing hole 6 and the sampling hole 3. In the process of lifting the sampling tube 1 out of the sandy soil, the movable rod 4 moves upwards relative to the sampling tube 1, the shielding piece 5 can move to the joint semi-sealing piece 2 along with the movable rod 4, the shielding piece 5 correspondingly shields the sampling hole 3, and the sandy soil cannot flow out of the sampling hole 3 because the sampling hole 3 is shielded, so that the sandy soil sample is prevented from flowing out of the sampling tube 1, and the sandy soil sampling work is utilized.

The end of the shielding piece 5 far away from the sampling tube 1 is a sharp broken earth end, so that the shielding piece 5 is conveniently inserted into sandy soil. One embodiment is shown in fig. 1, in which the lower end of the shutter 5 is conical.

The outer contour of the half sealing piece 2 gradually narrows to be sharp towards the direction close to the shielding piece 5, so that the sampling tube 1 is conveniently inserted into sandy soil. The shape of one end of the shielding piece 5 close to the sampling tube 1 is adapted to the shape of the outer contour of the half sealing piece 2, so that one end of the shielding piece 5 close to the sampling tube 1 can be attached to the outer contour surface of the half sealing piece 2. One embodiment is shown in fig. 1, wherein the outer contour of the half-seal member 2 is in a conical shape, and the upper surface of the shielding member 5 is correspondingly in a concave conical surface.

One end of the movable rod 4 far away from the shielding piece 5 penetrates through the sampling tube 1 and is connected with a first operation handle 7 outside the sampling tube 1, and one end of the sampling tube 1 far away from the sampling port is further provided with a second operation handle 8. The insertion or extraction of the sampler barrel 1 into or from the sand can be controlled by the first operating handle 7 and the second operating handle 8. The first operating handle 7 can also drive the movable rod 4 to move so as to control the distance between the shielding piece 5 and the half sealing piece 2.

The half-seal member 2 is provided with a first guide hole 9. The sampling tube 1 is provided with a second guide hole 10 at one end far away from the sampling port. The first guiding hole 9 sets up in the sharp-pointed end center department of half sealing member 2, and the second guiding hole 10 sets up in the upper end center department of sampling tube 1, and first guiding hole 9 and second guiding hole 10 respectively with the upper and lower both ends sliding fit of movable rod 4, first guiding hole 9 and second guiding hole 10 slide the direction to movable rod 4, make movable rod 4 and the length direction correspondence of sampling tube 1.

A plurality of sampling holes 3 are circumferentially arranged on the half sealing piece 2, and a plurality of sand passing holes 6 are circumferentially arranged on the shielding piece 5. When the shielding member 5 is attached to the half-seal member 2, the sampling holes 3 and the sand passing holes 6 are staggered with each other. In one embodiment, as shown in fig. 1, the sampling hole 3 and the sand passing holes 6 are all fan-shaped, and when the shielding member 5 is attached to the semi-sealing member 2, the sampling hole 3 is correspondingly located between two adjacent sand passing holes 6, so that the shielding member 5 can shield the sampling hole 3, and prevent sand samples from flowing out of the sampling tube 1 through the sampling hole 3.

The second guiding hole 10 is a non-circular hole body, and the movable rod 4 is provided with a non-circular rod section corresponding to the second guiding hole 10, so that the second guiding hole 10 has a limiting function and prevents the movable rod 4 and the sampling tube 1 from rotating relatively, and therefore, when the shielding piece 5 is attached to the semi-sealing piece 2, the plurality of sampling holes 3 and the plurality of sand through holes 6 can be ensured to be in a mutually staggered state, and the shielding piece 5 can correspondingly shield the sampling holes 3.

The working mode of the utility model is described with reference to the accompanying drawings: the first operating handle 7 is composed of an a handle 701 and a B handle 702, and the second operating handle 8 is composed of a C handle 801 and a D handle 802; when it is necessary to insert the sampler 1 into the sandy soil, the state of the sampler 1 is as shown in fig. 1, then one hand of the operator holds the a handle 701 and the C handle 801 simultaneously, the other hand of the operator holds the B handle 702 and the D handle 802 simultaneously, the sampler 1 is inserted into the sandy soil, and the sandy soil passes through the sandy soil passing hole 6 and the sampling hole 3 to be sampled into the sampler 1; before the sampling tube 1 is lifted out of sandy soil, one hand of an operator holds the D handle 802, one hand of the operator holds the A handle 701 and lifts up, the movable rod 4 moves upwards relative to the sampling tube 1, the sampling tube 1 is converted into a structure shown in fig. 2, at the moment, the shielding piece 5 is attached to the semi-sealing piece 2, the shielding piece 5 correspondingly shields the sampling hole 3, and sandy soil can be prevented from flowing out of the sampling tube 1; then, the operator holds the handle A701 and the handle B702 with two hands respectively, lifts the movable rod 4, drives the sampling tube 1 to lift out of the sandy soil, and when the sandy soil sample in the sampling tube 1 needs to be taken out, moves the movable rod 4 downwards to enable the shielding piece 5 to leave the sampling hole 3, so that the sandy soil flows out of the sampling hole 3.

The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.

Claims

1. A sand sampling device, its characterized in that: the sampling device comprises a sampling tube (1), wherein a sampling port of the sampling tube (1) is provided with a half sealing piece (2), and a sampling hole (3) is formed in the half sealing piece (2); a movable rod (4) is arranged in the sampling tube (1), and the movable rod (4) can move along the length direction of the sampling tube (1); one end of the movable rod (4) passes through the half sealing piece (2) and is connected with a shielding piece (5) outside the sampling tube (1); the shielding piece (5) is spaced from the semi-sealing piece (2), and sand and soil passing holes (6) are formed in the shielding piece (5); the shielding piece (5) can move along with the movable rod (4) to be attached to the semi-sealing piece (2), so that the shielding piece (5) correspondingly shields the sampling hole (3).

2. A sand sampling apparatus as claimed in claim 1, wherein: the end of the shielding piece (5) far away from the sampling tube (1) is a sharp earth breaking end.

3. A sand sampling apparatus as claimed in claim 2, wherein: the outer contour of the half sealing piece (2) gradually narrows to be sharp towards the direction approaching the shielding piece (5); the shape of one end of the shielding piece (5) close to the sampling tube (1) is matched with the shape of the outer contour of the semi-sealing piece (2), so that one end of the shielding piece (5) close to the sampling tube (1) can be attached to the outer contour surface of the semi-sealing piece (2).

4. A sand sampling apparatus as claimed in claim 1, wherein: one end of the movable rod (4) far away from the shielding piece (5) penetrates through the sampling tube (1) and is connected with a first operation handle (7) outside the sampling tube (1), and one end of the sampling tube (1) far away from the sampling port is further provided with a second operation handle (8).

5. A sand sampling apparatus as claimed in claim 1, wherein: a first guide hole (9) is formed in the semi-sealing piece (2), and a second guide hole (10) is formed in one end, far away from the sampling port, of the sampling tube (1); the first guide hole (9) and the second guide hole (10) slide and guide the movable rod (4), so that the movable rod (4) is corresponding and consistent with the length direction of the sampling tube (1).

6. A sand sampling apparatus as claimed in claim 1, wherein: a plurality of sampling holes (3) are circumferentially arranged on the semi-sealing piece (2), and a plurality of sand passing holes (6) are circumferentially arranged on the shielding piece (5); when the shielding piece (5) is attached to the semi-sealing piece (2), the sampling holes (3) and the sand passing holes (6) are staggered.