CN220380776U

CN220380776U - Soil multilayer sampling device

Info

Publication number: CN220380776U
Application number: CN202321449797.4U
Authority: CN
Inventors: 于雪峰; 王刚; 张鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2024-01-23
Anticipated expiration: 2033-06-08

Abstract

The utility model discloses a soil multilayer sampling device, which comprises a supporting plate, a fixing mechanism, a lifting mechanism and a sampling assembly, wherein the supporting plate is arranged above the ground of soil to be sampled through the fixing mechanism; from this, can realize taking a sample simultaneously to the soil of different degree of depth, effectively improve the sampling efficiency to soil to can also carry out the layering to the soil of different degree of depth and preserve, in order to avoid the soil mix of different degree of depth together, improve the accuracy that soil sampling detected, the soil monitoring of the ecological environment is carried out to the relevant personnel of being more convenient for.

Description

Soil multilayer sampling device

Technical Field

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

Background

Soil sampling is an important link in geological exploration and environmental monitoring, and in order to completely reflect the distribution characteristics of pollutants in a section, a multi-layer sampling method is often needed when soil sampling is carried out, namely, multi-layer sampling is carried out at the same soil sampling site.

In the related art, the sampling method includes the following ways: 1. directly sampling soil by a shovel; the sample obtained in the mode has a large range, so that the final measurement result is inaccurate, and the sampling efficiency is low; 2. sampling is performed by using a soil sampling device.

However, the existing soil sampling device is not easy to perform layering treatment after soil is taken, and is not easy to separate and store after soil is taken, so that when soil with different depths is required to be detected, a worker is often required to perform multiple sampling, and the soil sampling device is very inconvenient.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent.

Therefore, an object of the present utility model is to provide a soil multi-layer sampling device, which can realize simultaneous sampling of soil with different depths, effectively improve the sampling efficiency of soil, and can also perform layered preservation of soil with different depths, so as to avoid mixing of soil with different depths, improve the accuracy of soil sampling and detection, and facilitate the soil monitoring of ecological environment by related personnel.

To achieve the above object, a first aspect of the present utility model provides a soil multi-layer sampling device, which comprises a support plate, a fixing mechanism, a lifting mechanism and a sampling assembly, wherein the support plate is arranged above the ground of the soil to be sampled through the fixing mechanism; the lifting mechanism is arranged on the supporting plate; the sampling assembly comprises a drilling mechanism, a sampling mechanism and a sampling driving mechanism, wherein the drilling mechanism is arranged on the lifting mechanism; the sampling mechanism and the sampling driving mechanism are respectively arranged in the drilling mechanism, and the sampling driving mechanism is connected with the sampling mechanism.

According to the soil multilayer sampling device, the lifting mechanism is arranged to drive the drilling mechanism to drill into the underground, the sampling driving mechanism drives the sampling mechanism to sample, so that the purpose of simultaneously sampling soil with different depths is achieved, the sampling mechanism stores the soil with different depths in a layered manner, the problem that the soil with different depths is mixed together is avoided, the accuracy of soil sampling detection is improved, and the soil monitoring of ecological environment is facilitated for related personnel.

In addition, the soil multilayer sampling device proposed according to the application above may further have the following additional technical features:

specifically, the fixing mechanism comprises two movable rods, two fixing plates and a plurality of fixing bolts, wherein the two movable rods are respectively and pivotably arranged on two sides of the supporting plate; one end of the two movable rods, which is far away from the supporting plate, is respectively and pivotally connected with the two fixed plates; the two fixing plates are fixed with the ground through a plurality of fixing bolts.

Specifically, the lifting mechanism comprises a lifting plate, a screw rod and a sliding rod, wherein the lifting plate is arranged below the supporting plate; the screw rod is rotatably arranged at the top of the lifting plate; one end of the screw rod, which is far away from the lifting plate, penetrates through the supporting plate and is in threaded connection with the supporting plate; the sliding rod is fixedly connected to the top of the lifting plate, and one end, far away from the lifting plate, of the sliding rod penetrates through the supporting plate and is in sliding connection with the supporting plate.

Specifically, the lifting mechanism further comprises two mounting plates, a first motor, a first worm and a first worm wheel, wherein the two mounting plates are respectively arranged on the top of the lifting plate, and the two mounting plates are arranged on two sides of the screw rod; the first worm is rotatably arranged between the two mounting plates; the first worm gear is sleeved on the screw rod and meshed with the first worm gear; the first motor is fixedly arranged on the lifting plate, and an output shaft of the first motor is coaxially connected with one end of the first worm through a coupler.

Specifically, the drilling mechanism comprises a mounting frame, a second motor and a drill rod, wherein the mounting frame is fixedly connected to the bottom of the lifting plate; the drill rod is rotatably arranged on the mounting frame; the second motor is fixedly installed in the installation frame, and an output shaft of the second motor is coaxially connected with one end of the drill rod through a coupler.

Specifically, a cavity is formed in the drill rod, and the sampling mechanism is arranged in the cavity; the sampling mechanism comprises a rotating rod and a plurality of sampling pipes, wherein the rotating rod is eccentrically arranged in the cavity, and the rotating rod is rotatably arranged in the cavity; the sampling pipes are respectively and fixedly connected to different heights of the rotating rod, and the drill rod is provided with sampling grooves for the plurality of sampling pipes to extend out.

Specifically, the sampling driving mechanism comprises a second worm, a second worm wheel and a rotating seat, wherein the second worm is rotatably arranged between two inner side walls of the cavity; the second worm wheel is sleeved on the rotating rod and meshed with the second worm; one end of the second worm wheel penetrates through the drill rod and is fixedly connected with the rotating seat; the rotating seat is provided with a through hole in a penetrating way.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic view of a soil multi-layer sampling apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a lifting mechanism of a soil multi-layer sampling apparatus according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a sampling assembly of a soil multi-layer sampling apparatus according to an embodiment of the present utility model;

FIG. 4 is an enlarged view of the utility model at A in FIG. 3;

FIG. 5 is an enlarged view of the utility model at B in FIG. 3;

FIG. 6 is a schematic view of a partial top sectional structure of a soil multi-layer sampling apparatus according to an embodiment of the present utility model.

As shown in the figure: 1. a support plate; 2. a fixing mechanism; 201. a movable rod; 202. a fixing plate; 203. a fixing bolt; 3. a lifting mechanism; 301. a lifting plate; 302. a screw; 303. a slide bar; 304. a mounting plate; 305. a first motor; 306. a first worm; 307. a first worm wheel; 4. a sampling assembly; 41. a drilling mechanism; 411. a mounting frame; 412. a second motor; 413. a drill rod; 42. a sampling mechanism; 421. a rotating lever; 422. a sampling tube; 423. a sampling groove; 424. a cavity; 43. a sampling driving mechanism; 431. a second worm; 432. a second worm wheel; 433. and a rotating seat.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model. On the contrary, the embodiments of the utility model include all alternatives, modifications and equivalents as may be included within the spirit and scope of the appended claims.

The soil multi-layer sampling apparatus according to the embodiment of the present utility model will be described below with reference to the accompanying drawings.

As shown in fig. 1 to 6, the soil multi-layer sampling apparatus according to the embodiment of the present utility model may include a support plate 1, a fixing mechanism 2, a lifting mechanism 3, and a sampling assembly 4.

Wherein, backup pad 1 sets up in the ground top of waiting the soil of taking a sample through fixed establishment 2, and elevating system 3 sets up on backup pad 1.

The sampling assembly 4 may include a drilling mechanism 41, a sampling mechanism 42, and a sampling drive mechanism 43.

Wherein the drilling mechanism 41 is arranged on the lifting mechanism 3, the sampling mechanism 42 and the sampling driving mechanism 43 are respectively arranged in the drilling mechanism 41, and the sampling driving mechanism 43 is connected with the sampling mechanism 42.

Specifically, in the ecological environment monitoring process, sampling, detection and analysis are required to be performed on the soil, and in order to completely reflect the distribution characteristics of pollutants in the profile, multi-layer sampling is required to be performed on the soil.

When the multilayer sampling operation is carried out on the soil, relevant personnel firstly determine the soil place to be sampled, then the supporting plate 1 is arranged above the ground of the sampling point through the fixing mechanism 2, then the lifting mechanism 3 and the drilling mechanism 41 are respectively started, the lifting mechanism 3 drives the drilling mechanism 41 to descend and drill into the lower part of the sampling point, after the drilling mechanism 41 moves to the appointed depth of the ground, the lifting mechanism 3 and the drilling mechanism 41 are closed, and the sampling mechanism 42 is driven by the sampling driving mechanism 43 to sample the soil with different depths simultaneously so as to improve the sampling efficiency, and the sampling mechanism 42 sorts and stores the soil with different depths, so that the soil with different depths is prevented from being mixed together, and the accuracy of soil sampling detection is improved.

After the sampling is completed, the related personnel start the lifting mechanism 3 again to drive the drilling mechanism 41 to ascend, and after the drilling mechanism 41 is reset, the related personnel take out the soil samples from the sampling mechanism 42 and store the soil samples in a classified mode so as to perform classified detection analysis on the soil samples with different depths.

In one embodiment of the present utility model, as shown in fig. 1, the fixing mechanism 2 may include two movable rods 201, two fixing plates 202, and a plurality of fixing pins 203.

Wherein, two movable rods 201 are respectively and pivotably arranged on two sides of the supporting plate 1, one ends of the two movable rods 201 away from the supporting plate 1 are respectively and pivotably connected with two fixed plates 202, and the two fixed plates 202 are fixed with the ground through a plurality of fixed bolts 203.

It should be noted that, in order to improve the stability of supporting the support plate 1, the fixing mechanism 2 described in this embodiment may be provided in plural, and the plural fixing mechanisms 2 are uniformly provided on the support plate 1.

Specifically, after determining the soil site to be sampled, the related personnel place the support plate 1 right above the site to be sampled, then rotate the fixing plate 202 to a state of being attached to the ground, fix the fixing plate 202 to the ground through the fixing bolts 203, and fix the plurality of fixing plates 202, so that the support plate 1 needs to be ensured to be in a horizontal state.

In one embodiment of the present utility model, as shown in fig. 2, the lifting mechanism 3 may include a lifting plate 301, a screw 302, and a slide bar 303.

Wherein, lifter plate 301 sets up in the below of backup pad 1, and screw rod 302 rotationally sets up at lifter plate 301's top, and the one end that lifter plate 301 was kept away from to screw rod 302 runs through backup pad 1 and with backup pad 1 threaded connection, and sliding rod 303 fixed connection is at lifter plate 301's top, and the one end that lifter plate 301 was kept away from to sliding rod 303 runs through backup pad 1 and with backup pad 1 slidable connection.

It will be appreciated that the sliding rods 303 described in this embodiment are provided in plural numbers to prevent the lifting plate 301 from rotating along with the screw rod 302 and to provide auxiliary support for the lifting plate 301, and to improve the stability of the lifting plate 301 in lifting movement.

In one embodiment of the present utility model, as shown in fig. 2, the lifting mechanism 3 may further include two mounting plates 304, a first motor 305, a first worm 306, and a first worm wheel 307.

Wherein, two mounting plates 304 are respectively arranged on the top of the lifting plate 301, and two mounting plates 304 are arranged on two sides of the screw rod 302, a first worm 306 is rotatably arranged between the two mounting plates 304, a first worm wheel 307 is sleeved on the screw rod 302 and meshed with the first worm wheel 307, a first motor 305 is fixedly arranged on the lifting plate 301, and an output shaft of the first motor 305 is coaxially connected with one end of the first worm 306 through a coupling.

Specifically, when the drilling mechanism 41 needs to be driven to descend, the related personnel first starts the first motor 305, so that the first motor 305 drives the first worm 306 to rotate, and the first worm wheel 307 meshed with the first motor 305 drives the screw 302 to rotate, and the screw 302 rotationally drives the lifting plate 301 to descend at the same time, so as to drive the drilling mechanism 41 arranged on the lifting plate 301 to descend, and when the drilling mechanism 41 needs to be driven to ascend, the first motor 305 is controlled to reversely rotate.

In one embodiment of the present utility model, as shown in FIG. 3, the drilling mechanism 41 may include a mounting bracket 411, a second motor 412, and a drill pipe 413.

Wherein, mounting bracket 411 fixed connection is on the bottom of lifter plate 301, and drilling rod 413 rotationally sets up on mounting bracket 411, and second motor 412 fixed mounting is in mounting bracket 411, and the output shaft of second motor 412 passes through shaft coupling and the one end coaxial coupling of drilling rod 413.

As a possible scenario, in order to facilitate a more intuitive recording of soil samples of different depths, the drill pipe 413 described in this embodiment is also provided with graduation marks (not shown) along its length.

Specifically, when soil multi-layer sampling is performed, the second motor 412 drives the drill rod 413 to rotate, and the lifting mechanism 3 drives the drill rod 413 to descend so that the drill rod 413 is screwed deep into the ground.

In one embodiment of the present utility model, as shown in fig. 4 and 6, the interior of the drill pipe 413 is provided with a cavity 424, and the sampling mechanism 42 is disposed within the cavity 424.

The sampling mechanism 42 includes a rotation lever 421 and a plurality of sampling tubes 422.

Wherein, the rotary rod 421 is eccentrically disposed in the cavity 424, and the rotary rod 421 is rotatably disposed in the cavity 424, the plurality of sampling tubes 422 are respectively and fixedly connected at different heights of the rotary rod 421, and the drill pipe 413 is provided with a sampling slot 423 in which the plurality of sampling tubes 422 extend.

It should be noted that, in the embodiment, the sampling tube 422 is coiled on the rotary rod 421 in a snail shell shape, and in order to facilitate the plurality of sampling tubes 422 to dig the soil, the sampling ends of the plurality of sampling tubes 422 are respectively provided with a sharp portion (not specifically identified in the figure), and in addition, in a natural state, the sampling ends of the sampling tubes 422 are always located inside the cavity 424.

In order to allow sampling tube 422 to extend through sampling slot 423 out of drill rod 413, rotation rod 421 in the embodiment depicted is eccentrically positioned within cavity 424 adjacent sampling slot 423.

Specifically, after the drill pipe 413 drills into the designated depth, the related personnel rotates the rotary rod 421 to enable the sampling pipes 422 to extend out through the sampling grooves 423 respectively, and dig out soil with different depths through the sharp portions respectively, so that soil samples with different depths are stored in the sampling pipes 422 respectively, and the soil with different depths is prevented from being mixed together, so that multi-layer sampling of the soil is realized.

In one embodiment of the present utility model, as shown in fig. 5, the sampling driving mechanism 43 may include a second worm 431, a second worm wheel 432, and a rotating seat 433.

The second worm 431 is rotatably disposed between two inner sidewalls of the cavity 424, the second worm wheel 432 is sleeved on the rotation rod 421 and meshed with the second worm 431, one end of the second worm wheel 432 penetrates through the drill rod 413 and is fixedly connected with the rotation seat 433, and a through hole (not specifically identified in the figure) is formed in the rotation seat 433 in a penetrating manner.

Specifically, when the sampling tube 422 needs to be controlled to dig out the soil sample, a related person inserts an external inserted rod (not shown in the figure) into the through hole on the rotating seat 433, and then drives the rotating seat 433 and the second worm 431 to rotate through the inserted rod, so that the second worm 431 drives the rotating rod 421 to rotate through the second worm wheel 432 meshed with the second worm 431 when rotating, and after the sampling is completed, the rotating rod 421 is continuously driven to rotate, so that the sampling tubes 422 are placed in the cavity 424 again, and the falling of the soil sample caused by the collision of the sampling tube 422 and the well wall when the drilling mechanism 41 is reset is avoided.

In conclusion, the soil multilayer sampling device provided by the embodiment of the utility model can realize simultaneous sampling of soil with different depths, effectively improve the sampling efficiency of the soil, and can also realize layered preservation of the soil with different depths so as to prevent the soil with different depths from being mixed together, improve the accuracy of soil sampling detection, and be more convenient for related personnel to monitor the soil of ecological environment.

In the description of this specification, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. A soil multilayer sampling device is characterized by comprising a supporting plate, a fixing mechanism, a lifting mechanism and a sampling assembly, wherein,

the supporting plate is arranged above the ground of the soil to be sampled through the fixing mechanism;

the lifting mechanism is arranged on the supporting plate;

the sampling assembly comprises a drilling mechanism, a sampling mechanism and a sampling driving mechanism, wherein,

the drilling mechanism is arranged on the lifting mechanism;

the sampling mechanism and the sampling driving mechanism are respectively arranged in the drilling mechanism, and the sampling driving mechanism is connected with the sampling mechanism;

the lifting mechanism comprises a lifting plate, a screw rod and a sliding rod, wherein,

the lifting plate is arranged below the supporting plate;

the screw rod is rotatably arranged at the top of the lifting plate;

one end of the screw rod, which is far away from the lifting plate, penetrates through the supporting plate and is in threaded connection with the supporting plate;

the sliding rod is fixedly connected to the top of the lifting plate, and one end of the sliding rod, which is far away from the lifting plate, penetrates through the supporting plate and is in sliding connection with the supporting plate;

the lifting mechanism further comprises two mounting plates, a first motor, a first worm and a first worm wheel, wherein the two mounting plates are respectively arranged on the top of the lifting plate, and the two mounting plates are arranged on two sides of the screw rod;

the first worm is rotatably arranged between the two mounting plates;

the first worm gear is sleeved on the screw rod and meshed with the first worm gear;

the first motor is fixedly arranged on the lifting plate, and an output shaft of the first motor is coaxially connected with one end of the first worm through a coupler.

2. The soil multi-layer sampling apparatus of claim 1, wherein the securing mechanism comprises two movable rods, two securing plates, and a plurality of securing pegs, wherein,

the two movable rods are respectively and pivotably arranged on two sides of the supporting plate;

one end of the two movable rods, which is far away from the supporting plate, is respectively and pivotally connected with the two fixed plates;

the two fixing plates are fixed with the ground through a plurality of fixing bolts.

3. The soil multi-layer sampling apparatus of claim 1, wherein the drilling mechanism comprises a mounting frame, a second motor, and a drill rod, wherein,

the mounting frame is fixedly connected to the bottom of the lifting plate;

the drill rod is rotatably arranged on the mounting frame;

the second motor is fixedly installed in the installation frame, and an output shaft of the second motor is coaxially connected with one end of the drill rod through a coupler.

4. A soil multi-layer sampling apparatus as claimed in claim 3, wherein a cavity is provided within the drill rod and the sampling mechanism is provided within the cavity;

the sampling mechanism comprises a rotating rod and a plurality of sampling tubes, wherein,

the rotating rod is eccentrically arranged in the cavity, and the rotating rod is rotatably arranged in the cavity;

the sampling pipes are respectively and fixedly connected to different heights of the rotating rod, and the drill rod is provided with sampling grooves for the plurality of sampling pipes to extend out.

5. The soil multi-layer sampling apparatus of claim 4, wherein the sampling drive mechanism comprises a second worm, a second worm gear, and a rotating mount, wherein,

the second worm is rotatably arranged between two inner side walls of the cavity;

the second worm wheel is sleeved on the rotating rod and meshed with the second worm;

one end of the second worm wheel penetrates through the drill rod and is fixedly connected with the rotating seat;

the rotating seat is provided with a through hole in a penetrating way.