CN219495708U

CN219495708U - Collecting equipment for soil detection

Info

Publication number: CN219495708U
Application number: CN202320431351.2U
Authority: CN
Inventors: 黎海平; 周德平; 邱芸
Original assignee: Sichuan Spectrum Detection Technology Co ltd
Current assignee: Sichuan Spectrum Detection Technology Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-08-08
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses a collecting device for soil detection, which comprises a shell, wherein the inner wall of the shell is rotationally connected with a connecting rod, one end of the connecting rod is fixedly connected with an arc plate, a depth adjusting mechanism is arranged below the arc plate, the other end of the connecting rod is rotationally connected with an auxiliary sampling mechanism, the depth adjusting mechanism comprises a first motor and a connecting pipe, and the side wall of the first motor is fixedly connected with the inner wall of the shell. The collecting device for soil detection provided by the utility model is provided with the depth adjusting mechanism, so that the problem that the soil with different depths cannot be sampled due to the fact that the soil sampler cannot be fixed at a certain depth after extending into the soil in the comparison patent is solved, the adjustment of the depth of the drill extending into the soil is realized, the drill can stay at a certain depth and drill the soil with a certain depth, and the auxiliary sampling mechanism is provided, so that the problems that the soil sampler needs manual pressing in the comparison patent, and is high in difficulty and low in efficiency are solved.

Description

Collecting equipment for soil detection

Technical Field

The utility model relates to the technical field of soil detection, in particular to a collecting device for soil detection.

Background

Soil environment detection refers to determining environmental quality or pollution degree and variation trend thereof by measuring representative values of factors affecting the soil environment quality. The soil detection generally refers to soil environment detection, and generally comprises the technical contents of point distribution sampling, sample preparation, analysis methods, result characterization, data statistics, quality evaluation and the like.

In the prior art, the soil sampler needs to be pressed by hands when in use, is not easy to exert force during operation, and limits the operation of a user, so that the Chinese patent application number is: 2022210292503.8 discloses a soil collecting device for soil detection which solves the above-mentioned problems by providing a sleeve, a soil sampler, a groove and the like.

However, the soil collecting device for soil detection in the patent is still problematic in that the soil sampler of the collecting device cannot be fixed at a certain depth after extending into the depth of the soil, so that the soil at different depths cannot be sampled, the practicability is insufficient, and in addition, the soil sampler of the collecting device needs to be manually pressed into the soil, so that the difficulty is high and the efficiency is low.

Disclosure of Invention

The utility model aims to provide a collecting device for soil detection, which solves the problems that a drill bit proposed in the background art cannot be fixed at a certain depth and the drill bit needs to be manually drilled.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the collecting device for soil detection comprises a shell, wherein the inner wall of the shell is rotationally connected with a connecting rod, one end of the connecting rod is fixedly connected with an arc-shaped plate, a depth adjusting mechanism is arranged below the arc-shaped plate, and the other end of the connecting rod is rotationally connected with an auxiliary sampling mechanism;

the depth adjustment mechanism comprises a motor and a connecting pipe, the side wall of the motor is fixedly connected with the inner wall of a shell, an output shaft surface of the motor is fixedly connected with an electric telescopic rod, an outer circular surface of one end of the electric telescopic rod is fixedly connected with a stop block, the side wall of the connecting pipe is fixedly connected with the inner wall of one side of the shell, the side wall of the connecting pipe is sequentially provided with a cam, a second cam and a third cam, the side walls of the three cams are all connected through rotation of the connecting pipe, communication grooves are formed in the side walls of the first cam, the second cam and the third cam, and the inner wall of the three communication grooves is fixedly connected with a baffle.

Further, supplementary sampling mechanism includes sampling pole, reset spring and decline hole, the lateral wall of sampling pole passes through hinge rotation with the lateral wall of lever and is connected, the bottom fixedly connected with sampling shell of sampling pole, the inner wall fixedly connected with No. two motors of sampling shell, the output shaft axial face fixedly connected with drill bit of No. two motors, reset spring's one end and shell inner wall fixed connection, reset spring's the other end and the diapire fixed connection of connecting rod, the diapire at the shell is seted up to the decline hole.

Further, the lateral wall of connecting rod is connected with the shell inner wall rotation through the pivot to the length of pivot to arc equals half pivot to the length of sampling pole, the length of arc is greater than the distance between cam No. one and the cam No. three.

Further, the stretching length of the electric telescopic rod is equal to the distance between the side wall of the motor and the side wall of the cam, the diameter of the electric telescopic rod is smaller than that of the communicating groove, and the size of the stop block is smaller than the distance between the communicating groove and the telescopic rod.

Further, the first cam, the second cam and the third cam are sequentially reduced in size, the axes of the first cam, the second cam and the third cam are located on the same horizontal plane, and the upper walls of the three cams are located on the same horizontal plane.

Further, the limiting groove is formed in the inner wall of the shell, the limiting block is fixedly connected to the rear wall of the sampling rod, the sampling rod is in sliding connection with the limiting groove through the limiting block, the reset spring is in a compressed state in the initial state, the diameter of the descending hole is larger than that of the drill bit, and the length of the drill bit is twice that of the first cam.

Compared with the comparison patent, the utility model has the beneficial effects that: this collecting device for soil detection is reasonable, has following advantage:

(1) According to the utility model, by arranging the depth adjusting mechanism, the problem that in the comparison patent, after the soil sampler stretches into soil, the soil sampler cannot be fixed at a certain depth, so that the soil at different depths cannot be sampled is solved, the adjustment of the depth of the drill bit stretching into the soil is realized, the drill bit can stay at a certain depth and drill the soil at a certain depth, the practicability is higher, and the operation mode is faster and simpler;

(2) According to the utility model, by arranging the auxiliary sampling mechanism, the problems that in the comparison patent, the soil sampler needs manual pressing in, the difficulty is high and the efficiency is low are solved, the drill bit is automatically drilled in, the sampling difficulty is reduced, the sampling efficiency is improved, and the practicability of the device is further improved.

Drawings

FIG. 1 is a schematic view in elevation and cross-section of the overall structure of the present utility model;

FIG. 2 is an enlarged partial schematic view of a cam in accordance with the present utility model;

FIG. 3 is a schematic diagram of the overall side view in cross-section of the present utility model;

fig. 4 is a schematic cross-sectional view of the auxiliary sampling mechanism of the present utility model.

In the figure: 1. a housing; 2. a connecting rod; 3. an arc-shaped plate; 4. a depth adjustment mechanism; 401. a motor I; 402. an electric telescopic rod; 403. a stop block; 404. a connecting pipe; 405. a cam number one; 406. a cam number two; 407. a cam No. three; 408. a communication groove; 409. a baffle; 5. an auxiliary sampling mechanism; 501. a sampling rod; 502. a sampling shell; 503. a motor II; 504. a drill bit; 505. a return spring; 506. descending the hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

example 1:

the collecting device for soil detection comprises a shell 1, wherein the inner wall of the shell 1 is rotationally connected with a connecting rod 2, one end of the connecting rod 2 is fixedly connected with an arc-shaped plate 3, a depth adjusting mechanism 4 is arranged below the arc-shaped plate 3, and the other end of the connecting rod 2 is rotationally connected with an auxiliary sampling mechanism 5;

the depth adjustment mechanism 4 includes a motor 401 and a connecting pipe 404, the lateral wall of the motor 401 is fixedly connected with the inner wall of the shell 1, the shaft surface of the output shaft of the motor 401 is fixedly connected with an electric telescopic rod 402, an outer circular surface of one end of the electric telescopic rod 402 is fixedly connected with a stop 403, the lateral wall of the connecting pipe 404 is fixedly connected with the inner wall of one side of the shell 1, a cam 405, a cam 406 and a cam 407 are sequentially arranged on the lateral wall of the connecting pipe 404, the lateral walls of the cams are rotationally connected through the connecting pipe 404, a communication groove 408 is formed in the lateral walls of the cam 405, the cam 406 and the cam 407, and a baffle 409 is fixedly connected to the inner wall of the communication groove 408.

The auxiliary sampling mechanism 5 comprises a sampling rod 501, a reset spring 505 and a descending hole 506, wherein the side wall of the sampling rod 501 is rotationally connected with the side wall of the lever through a hinge, the bottom end of the sampling rod 501 is fixedly connected with a sampling shell 502, the inner wall of the sampling shell 502 is fixedly connected with a second motor 503, the axial surface of an output shaft of the second motor 503 is fixedly connected with a drill bit 504, one end of the reset spring 505 is fixedly connected with the inner wall of the shell 1, the other end of the reset spring 505 is fixedly connected with the bottom wall of the connecting rod 2, the descending hole 506 is formed in the bottom wall of the shell 1, and the problems that the drill bit 504 needs manual drilling in a comparison patent, and the drilling difficulty is large and the drilling efficiency is low are solved.

The lateral wall of connecting rod 2 rotates with shell 1 inner wall through the pivot to the length of pivot to arc 3 equals half pivot to the length of sampling rod 501, and the length of arc 3 is greater than the distance between cam 405 and No. three cam 407, and when the connecting rod 2 of arc 3 upper wall fixed connection one end rose, the other end of connecting rod 2 descends, and the decline degree of depth equals twice of cam length.

The stretching length of the electric telescopic rod 402 is equal to the distance between the side wall of the first motor 401 and the side wall of the first cam 405, the diameter of the electric telescopic rod 402 is smaller than the diameter of the communication groove 408, the size of the stop block 403 is smaller than the distance between the communication groove 408 and the telescopic rod, and when the electric telescopic rod 402 stretches, the stop block 403 fixedly connected with one end of the electric telescopic rod 402 moves between the first cam 405 and the third cam 407.

The first cam 405, the second cam 406 and the third cam 407 are sequentially reduced in size, the axes of the first cam 405, the second cam 406 and the third cam 407 are in the same horizontal plane, the upper walls of the three cams are in the same horizontal plane, and the arc-shaped plate 3 is lifted to different heights when the cams with different sizes rotate.

The limiting groove is formed in the inner wall of the shell 1, the limiting block is fixedly connected to the rear wall of the sampling rod 501, the sampling rod 501 is in sliding connection with the limiting groove through the limiting block, the reset spring 505 is in a compressed state in the initial state, the diameter of the descending hole 506 is larger than that of the drill bit 504, the length of the drill bit 504 is twice that of the first cam 405, and when one end of the connecting rod 2 ascends, the other end of the connecting rod 2 is rotationally connected with the sampling rod 501 to bear force vertically downwards.

Working principle: when the device is used, firstly, an operator places the device on the soil surface to be sampled and controls the electric telescopic rod 402 to stretch, because the stretching length of the electric telescopic rod 402 is equal to the distance between the side wall of the first motor 401 and the side wall of the first cam 405, and the diameter of the electric telescopic rod 402 is smaller than the diameter of the communication groove 408, a stop 403 fixedly connected with one end of the electric telescopic rod 402 moves between the first cam 405 and the third cam 407, and because the sizes of the first cam 405, the second cam 406 and the third cam 407 are sequentially reduced, the arc plate 3 is lifted to different heights when the cams with different sizes rotate, when the stop 403 stays on the inner wall of the proper cam communication groove 408, the operator starts the device, the first motor 401 is started, the electric telescopic rod 402 rotates, the stop 403 fixedly connected with the external assistance surface of the electric telescopic rod 402 rotates and is abutted against a baffle 409 on the inner wall of the cam, and simultaneously drives the cams to rotate, and when the cams rotate, the arc plate 3 abutted above the cams are lifted;

simultaneously, the second motor 503 is started, and the drill bit 504 fixedly connected with the output shaft of the second motor rotates, the arc plate 3 ascends to enable one end of the connecting rod 2 fixedly connected with the upper wall of the arc plate 3 to ascend, because the side wall of the connecting rod 2 is rotationally connected with the inner wall of the shell 1 through a rotating shaft, and the length from the rotating shaft to the arc plate 3 is equal to the length from one half of the rotating shaft to the sampling rod 501, the other end of the connecting rod 2 descends, and the descending depth is equal to twice the length of a cam, because the inner wall of the shell 1 is provided with a limit groove, the rear wall of the sampling rod 501 is fixedly connected with a limit block, and the sampling rod 501 is slidingly connected with the limit groove through the limit block, the other end of the connecting rod 2 is rotationally connected with the sampling rod 501 under the stress vertically downwards, the drill bit 504 gradually descends to the target depth, an operator closes the first motor 401, and the drill bit 504 collects soil at the target depth;

after the collection is completed, the operator starts the motor 401 again, the connecting rod 2 returns to the original position due to the restoring action of the restoring spring 505, and the drill bit 504 is returned to the original position away from the soil layer.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Collecting device for soil detection, including shell (1), its characterized in that: the inner wall of the shell (1) is rotationally connected with a connecting rod (2), one end of the connecting rod (2) is fixedly connected with an arc-shaped plate (3), a depth adjusting mechanism (4) is arranged below the arc-shaped plate (3), and the other end of the connecting rod (2) is rotationally connected with an auxiliary sampling mechanism (5);

the depth adjustment mechanism (4) comprises a motor (401) and a connecting pipe (404), the side wall of the motor (401) is fixedly connected with the inner wall of the shell (1), an output shaft surface of the motor (401) is fixedly connected with an electric telescopic rod (402), an outer circular surface of one end of the electric telescopic rod (402) is fixedly connected with a stop block (403), the side wall of the connecting pipe (404) is fixedly connected with the inner wall of one side of the shell (1), a cam (405), a cam (406) and a cam (407) are sequentially arranged on the side wall of the connecting pipe (404), the side walls of the cams are all connected through the connecting pipe (404) in a rotating mode, communication grooves (408) are formed in the side walls of the cam (405), the cam (406) and the cam (407), and baffle plates (409) are fixedly connected to the inner walls of the communication grooves (408).

2. The collecting apparatus for soil detection of claim 1, wherein: the auxiliary sampling mechanism (5) comprises a sampling rod (501), a reset spring (505) and a descending hole (506), wherein the side wall of the sampling rod (501) is connected with the side wall of the lever through a hinge in a rotating mode, the bottom end of the sampling rod (501) is fixedly connected with a sampling shell (502), the inner wall of the sampling shell (502) is fixedly connected with a No. two motor (503), the axial surface of an output shaft of the No. two motor (503) is fixedly connected with a drill bit (504), one end of the reset spring (505) is fixedly connected with the inner wall of the housing (1), the other end of the reset spring (505) is fixedly connected with the bottom wall of the connecting rod (2), and the descending hole (506) is formed in the bottom wall of the housing (1).

3. The collecting apparatus for soil detection of claim 1, wherein: the side wall of connecting rod (2) is connected with the inner wall of shell (1) through the pivot rotation to the length of pivot to arc (3) equals half pivot to the length of sampling rod (501), the length of arc (3) is greater than the distance between cam (405) and cam (407) No. three.

4. The collecting apparatus for soil detection of claim 1, wherein: the stretching length of the electric telescopic rod (402) is equal to the distance between the side wall of the first motor (401) and the side wall of the first cam (405), the diameter of the electric telescopic rod (402) is smaller than the diameter of the communication groove (408), and the size of the stop block (403) is smaller than the distance between the communication groove (408) and the telescopic rod.

5. The collecting apparatus for soil detection of claim 1, wherein: the size of the first cam (405), the second cam (406) and the third cam (407) is reduced in sequence, the axes of the first cam (405), the second cam (406) and the third cam (407) are in the same horizontal plane, and the upper walls of the three cams are in the same horizontal plane.

6. The collecting apparatus for soil detection according to claim 2, wherein: limiting grooves are formed in the inner wall of the shell (1), limiting blocks are fixedly connected to the rear wall of the sampling rod (501), the sampling rod (501) is in sliding connection with the limiting grooves through the limiting blocks, the reset spring (505) is in a compressed state in an initial state, the diameter of the descending hole (506) is larger than that of the drill bit (504), and the length of the drill bit (504) is twice that of the first cam (405).