CN220602979U - Dry soil sampling device - Google Patents

Abstract

The utility model discloses a dry soil sampling device, which belongs to the technical field of air-dried soil sampling and comprises a sampling barrel, wherein a sampling port for soil to enter is formed in the bottom of the sampling barrel, a plurality of triangular bottom plates are hinged to the bottom of the sampling port, the bottom plates are completely overlapped and shielded with the cross section of the sampling port when rotating to a horizontal state, an adjusting component for controlling the bottom plates to rotate to the horizontal or vertical state is arranged in the sampling barrel, the adjusting component penetrates through the sampling barrel, and a control component for controlling the sampling amount of the sampling barrel is arranged on the sampling barrel.

Description

Dry soil sampling device

Technical Field

The utility model relates to the technical field of air-dried soil sampling, in particular to a dry soil sampling device.

Background

Soil sampling refers to a method for collecting soil samples, which comprises the steps of arranging sampling and sampling technology, wherein the profile is firstly refurbished and cleaned before sampling, the floating soil on the outermost layer is scraped off, and then the sample is sampled from the central typical part layer by layer from top to bottom according to layers.

In environmental monitoring, a lot of items are needed for analyzing the soil sample after air drying, the current sampling tool is a metal or plastic sampling spoon, and if the opening of a sampling container for measurement is smaller and the required soil amount is larger, the sampling time of the sampling spoon is longer, so that the sampling efficiency is reduced; in addition, as the medicine spoon can only take a surface layer sample, the deviation of parallel sample measurement is larger, and a solution is provided below aiming at the problems.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model aims to provide a dry soil sampling device which can rapidly acquire samples with required quality, can acquire non-surface samples and improves the efficiency.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a dry soil sampling device, includes the sample bucket, the sampling mouth that is used for soil to get into is offered to the bottom of sample bucket, the sampling mouth goes out to articulate has the film of a plurality of triangular, a plurality of the film rotates to the cross section of sampling mouth when the horizontality overlap completely and shelter from, the inside adjusting part that is used for controlling the film and rotates to level or vertical state that is provided with of sample bucket, adjusting part passes the sample bucket, be provided with the control assembly of control sample bucket sample volume on the sample bucket.

Preferably, the adjusting part comprises a guide pipe, a guide rod, a connecting rod and a locking part, wherein the guide pipe is fixed on the upper surface of the sampling barrel, the inner cavity of the guide pipe and the inner cavity of the sampling barrel are mutually communicated, the guide rod penetrates through the guide pipe and is in sliding fit, the connecting rod is provided with a plurality of connecting rods and films in one-to-one correspondence, one sides of the connecting rods and the corresponding films are hinged, the other ends of the connecting rods are hinged to the same connecting seat, the connecting seat and one end of the guide rod, which are located inside the sampling barrel, are in running fit, the locking part is arranged at the top of the guide pipe, and the locking part and the guide rod are mutually matched.

Preferably, the locking component comprises a bracket, a half pipe and a fixing ring, wherein the bracket is fixed at the top of the catheter, the half pipes are provided with two, the two half pipes are symmetrical and are rotationally arranged on the upper end face of the bracket, the fixing ring is sleeved outside the two half pipes and is in sliding fit with the two half pipes, the guide rod is positioned inside the bracket and the half pipes, the inner threads are formed inside the half pipes, and the outer side face of the guide rod is provided with the outer threads.

Preferably, the control assembly comprises a limiting plate, a scale plate, a fastening bolt and a fastening nut, wherein the limiting plate is arranged inside the sampling barrel in a sliding mode, the scale plate is fixed at the top of the limiting plate, the limiting plate penetrates through the upper surface of the sampling barrel and is in sliding fit, the support plate is fixedly connected to the top of the sampling barrel, and the fastening bolt penetrates through the support plate and the scale plate to be matched with the fastening nut for fixing the position of the scale plate.

Preferably, a chute is formed in the scale plate, and the fastening bolt penetrates through the chute and is in sliding fit with the chute.

Preferably, the sampling barrel is in a quadrangular shape, and the bottom plate is provided with four sides which are respectively hinged with the four sides of the sampling barrel.

Compared with the prior art, the utility model has the advantages that:

1. this scheme is through adjusting the inside volume control sample volume of sample bucket how much, conveniently pierces through soil under the vertical state of triangular form's the film, can play sealed effect to sample bucket bottom when rotating to the horizontality simultaneously, avoids the scattering of sample soil, adopts the sample bucket can once only accomplish the sample, raises the efficiency, can not only sample the surface course simultaneously.

2. The adjusting component can control the state of the bottom plate, so that the sampling barrel can be inserted into and taken out of the sampling barrel.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the bottom view of the present utility model;

fig. 4 is an enlarged schematic view of the structure a of the present utility model.

The reference numerals in the figures illustrate:

1. a sampling barrel; 2. a sampling port; 3. a negative; 4. an adjustment assembly; 5. a control assembly; 6. a conduit; 7. a guide rod; 8. a connecting rod; 9. a locking assembly; 10. a bracket; 11. a half pipe; 12. a fixing ring; 13. a limiting plate; 14. a scale plate; 15. a fastening bolt; 16. a fastening nut; 17. a chute; 18. a support plate; 19. and a connecting seat.

Detailed Description

Example 1:

referring to fig. 1-4, a dry soil sampling device comprises a quadrangular sampling barrel 1, a sampling port 2 for soil to enter is formed in the bottom of the sampling barrel 1, supporting blocks are fixed at four corners of the bottom of the sampling barrel 1, triangular bottom plates 3 hinged with the supporting blocks are arranged between two adjacent supporting blocks, and when a plurality of bottom plates 3 rotate to be in a horizontal state, the bottom plates are completely overlapped with the cross section of the sampling port 2 for shielding.

The inside adjusting part 4 that is used for controlling film 3 to rotate to level or vertical state that is provided with of sample barrel 1, adjusting part 4 includes pipe 6, guide arm 7, connecting rod 8 and locking subassembly 9, the perforation has been seted up at sample barrel 1 top center, pipe 6 is fixed at sample barrel 1's top, and the perforation is concentric with the inside groove of pipe 6, guide arm 7 passes pipe 6 and sliding fit, connecting rod 8 is provided with a plurality of, and connecting rod 8 and film 3 one-to-one, one side of connecting rod 8 and film 3 that corresponds articulates through articulated seat, the one end rotation of guide arm 7 is provided with connecting seat 19, four change grooves have been seted up to the bottom of connecting seat 19, the other end of four connecting rod 8 is located change inslot portion and articulates, locking subassembly 9 includes support 10, halfpipe 11 and solid fixed ring 12, support 10 is fixed at the top to pipe 6, halfpipe 11 is provided with two, two halfpipe 11 symmetry and through the up end of hinge articulated arrangement at support 10, gudger 12 cover is established in the outside of two halfpipe 11 and sliding fit, 7 is located support 10 and halfpipe 11 inside, the outside screw thread is seted up to the guide arm outside of halfpipe 11 inside 7.

Be provided with the control assembly 5 of control sampling bucket 1 sample volume on the sampling bucket 1, control assembly 5 includes limiting plate 13, scale plate 14, fastening bolt 15 and fastening nut 16, limiting plate 13 sliding arrangement is inside sampling bucket 1, the top at limiting plate 13 is fixed to scale plate 14, evenly there are a plurality of scales on the scale plate 14, limiting plate 13 has passed through the upper surface and sliding fit of sampling bucket 1, sampling bucket 1 top fixedly connected with extension board 18, spout 17 has been seted up on the scale plate 14, fastening bolt 15 passes extension board 18 and spout 17 and is used for the position of fixed scale plate 14 through the cooperation with fastening nut 16.

Working principle:

firstly, moving a scale plate 14, driving a limiting plate 13 to move in a sampling barrel 1 by the scale plate 14 to adjust the volume of sampling, reading the scale on the scale plate 14 by matching with the upper edge of a support plate 18, and fixing the volume by matching a fastening bolt 15 with a fastening nut 16 after the required volume is adjusted;

the fixing ring 12 is moved upwards, the fixing ring 12 is moved out of the two half pipes 11, at the moment, the two half pipes 11 can rotate through a hinge between the fixing ring and the bracket 10, so that internal threads on the half pipes 11 are separated from external threads on the outer part of the guide rod 7, the guide rod 7 can be directly pushed to move along the guide pipe 6, the guide rod 7 pushes the bottom plate 3 through the connecting rod 8, the bottom plate 3 is rotated from horizontal to vertical, the connection of the threads is removed through rotation, the time of the guide rod 7 is reduced when the bottom plate 3 is pushed, at the moment, the tip of the triangular bottom plate 3 faces the ground, and the sampling barrel 1 is pushed into dry soil by moving the sampling barrel 1;

reset locking component 9 realizes the restriction to guide arm 7, through the screw thread cooperation between 7 guide arms 7 of rotation guide arm and the half pipe 11, can make guide arm 7 upwards move to pulling film 3 resets and sealing up the sampling mouth 2 of sampling bucket 1, accomplish the sample, because sampling bucket 1 is arranged in the dry soil, direct pulling guide arm 7 is comparatively laborious, and through the cooperation of external screw thread and internal screw thread, comparatively laborsaving when pulling film 3, can accomplish the auto-lock to film 3 simultaneously, avoid soil to fall out from sampling bucket 1 inside.

Claims (6)

1. A dry soil sampling device, characterized in that: including sample bucket (1), sample port (2) that are used for soil to get into are offered to the bottom of sample bucket (1), sample port (2) go out and articulate have negative film (3) of a plurality of triangular forms, a plurality of negative film (3) overlap completely with the cross section of sample port (2) when rotatory to the horizontality and shelter from, sample bucket (1) inside is provided with and is used for controlling negative film (3) to rotate adjusting part (4) to the horizontality or vertical state, adjusting part passes sample bucket (1), be provided with control assembly (5) of control sample bucket (1) sample volume on sample bucket (1).

2. A dry soil sampling apparatus as claimed in claim 1, wherein: the utility model provides an adjustable subassembly (4) is including pipe (6), guide arm (7), connecting rod (8) and locking subassembly (9), pipe (6) are fixed at sample barrel (1) upper surface and pipe (6) inner chamber and sample barrel (1) inner chamber intercommunication each other, guide arm (7) pass pipe (6) and sliding fit, connecting rod (8) are provided with a plurality of, just connecting rod (8) and film (3) one-to-one, one side of connecting rod (8) and film (3) that corresponds articulates, a plurality of the other end of connecting rod (8) articulates on same connecting seat (19), connecting seat (19) and one end normal running fit inside being located sample barrel (1) with guide arm (7), locking subassembly (9) are arranged at the top of pipe (6), locking subassembly (9) and guide arm (7) cooperate each other.

3. A dry soil sampling apparatus as claimed in claim 2, wherein: the locking assembly (9) comprises a support (10), a half pipe (11) and a fixing ring (12), wherein the support (10) is fixed at the top of a guide pipe (6), the half pipe (11) is provided with two symmetrical and rotating fixing rings (12) are sleeved on the outer parts of the two half pipes (11) and are in sliding fit, the guide rod (7) is located inside the support (10) and the half pipe (11), internal threads are formed inside the half pipe (11), and external threads are formed on the outer side faces of the guide rod (7).

4. A dry soil sampling apparatus as claimed in claim 1, wherein: the control assembly (5) comprises a limiting plate (13), a scale plate (14), a fastening bolt (15) and a fastening nut (16), wherein the limiting plate (13) is arranged inside the sampling barrel (1) in a sliding mode, the scale plate (14) is fixed at the top of the limiting plate (13), the limiting plate (13) penetrates through the upper surface of the sampling barrel (1) and is in sliding fit, a support plate (18) is fixedly connected to the top of the sampling barrel (1), and the fastening bolt (15) penetrates through the support plate (18) and the scale plate (14) to be matched with the fastening nut (16) for fixing the position of the scale plate (14).

5. The dry soil sampling apparatus of claim 4, wherein: a chute (17) is formed in the scale plate (14), and the fastening bolt (15) penetrates through the chute (17) and is in sliding fit.

6. A dry soil sampling apparatus as claimed in claim 1, wherein: the sampling barrel (1) is in a quadrangular shape, and the bottom plate (3) is provided with four sides which are respectively hinged with the four sides of the sampling barrel (1).