CN220583805U

CN220583805U - Soil sampling device

Info

Publication number: CN220583805U
Application number: CN202321678022.4U
Authority: CN
Inventors: 李文洪; 黄杰; 郭显伟; 沈小双; 朱科霖
Original assignee: Sichuan Nuclear Industry Radiation Testing And Protection Institute Yibin Testing Center Co ltd
Current assignee: Sichuan Nuclear Industry Radiation Testing And Protection Institute Yibin Testing Center Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2024-03-12
Anticipated expiration: 2033-06-29

Abstract

The utility model discloses a soil sampling device, which comprises a roll-over stand and a sampling assembly, wherein the roll-over stand is positioned on a support frame, and the sampling assembly is positioned in the roll-over stand; the both sides of roll-over stand are provided with the scale, and the top of this roll-over stand still is provided with the spirit level. According to the utility model, the ground stay bar is arranged on the support frame, and the level gauge is matched to horizontally adjust the sampling assembly, so that the sampling assembly cannot incline in the tunneling process, and the accuracy of an obtained sample is ensured to be higher.

Description

Soil sampling device

Technical Field

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

Background

Soil is a loose layer of matter on the earth's surface, which is composed of various granular minerals, organic matter, moisture, air, microorganisms, etc., and can grow plants. The soil is composed of minerals, animals and plants formed by rock weathering, organic matters generated by microbial residue decomposition, soil organisms, moisture, air, oxidized humus and the like, however, deep soil stratified sampling devices in soil investigation and sampling appear on the market still have various defects, and can not meet the production requirements.

The existing published patent name is "soil sampling device", publication number is CN219142294U, this patent is equipped with the roll-over stand through the upset on the support frame, there is the auger bit that rotates the setting along vertical lift on the roll-over stand, the roll-over stand has the sampling sleeve of detachable setting along vertical lift, sampling sleeve and auger bit coaxial setting, and auger bit suit is in sampling sleeve, and sample the soil sample of required degree of depth through lifting sampling sleeve, and the sample storage of gathering is at sampling sleeve's front end, and then realized the effect of soil accurate sample.

However, the soil sampling device in the above patent cannot sample on uneven soil surface, so that the uneven soil surface can cause the screw bit to tilt and turn the hole, thereby making the sample obtained by the sampling sleeve inaccurate.

Disclosure of Invention

In order to solve the problems, the utility model provides a soil sampling device which solves the problem that the soil sampling device cannot sample uneven soil surface.

The embodiment of the utility model is realized by the following technical scheme:

the utility model provides a soil sampling device, includes the roll-over stand that is located on the support frame and is located the sample subassembly in the roll-over stand, the support frame is L type structure to the one side of this support frame contact ground is along vertical threaded connection ground vaulting pole.

In one embodiment of the present utility model, the bottom of the ground stay is pointed.

In an embodiment of the utility model, the roll-over stand is hinged on the support frame through a hinge shaft, and a speed reducer for driving the hinge shaft to rotate is fixedly connected on the support frame.

In an embodiment of the utility model, scales are arranged on two sides of the roll-over stand, and a level gauge is further arranged on the top of the roll-over stand.

In an embodiment of the utility model, an upper lifting plate horizontally arranged is vertically arranged on the roll-over stand in a sliding manner, and a lower lifting plate is vertically arranged on the roll-over stand in a sliding manner and is positioned below the upper lifting plate.

In an embodiment of the utility model, the sampling assembly includes a sampling sleeve, a screw drill and a rotating motor, wherein the rotating motor is fixed on the lower surface of the upper lifting plate, the output end of the rotating motor is connected with the screw drill, the sampling sleeve and the screw drill are coaxially arranged, and the screw drill is sleeved in the sampling sleeve.

In an embodiment of the utility model, an upper lifting cylinder is fixed at the top of the roll-over stand and is connected with an upper lifting plate; the lower surface of the upper lifting plate is fixedly provided with a lower lifting cylinder, and the lower lifting cylinder is connected with the lower lifting plate.

In an embodiment of the utility model, an external thread section is arranged on the outer wall of the upper end part of the sampling sleeve, and a threaded hole matched with the external thread section is arranged on the upper lifting plate.

In an embodiment of the utility model, the lower end of the sampling sleeve is provided with a soil sampling section.

The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:

according to the embodiment of the utility model, the ground stay bar is arranged on the support frame, and the level gauge is matched to horizontally adjust the sampling assembly, so that the sampling assembly cannot incline in the tunneling process, and the acquired sample is ensured to be higher in accuracy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of FIG. 1;

fig. 3 is a schematic top view of fig. 1.

Icon: 1-supporting frame, 2-ground supporting rod, 3-speed reducer, 4-roll-over stand, 5-spout, 6-level, 7-upper lift cylinder, 8-upper lift plate, 9-rotating electrical machines, 10-lower lift cylinder, 11-lower lift plate, 12-sampling sleeve, 13-auger bit, 14-soil sampling section, 15-scale.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the azimuth or positional relationship indicated by the terms "inner", "outer", etc. appears to be based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "configured," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, the present embodiment provides a soil sampling device structure, which includes a roll-over stand 4 located on a support frame 1 and a sampling assembly located in the roll-over stand 4, wherein the support frame 1 is of an L-shaped structure, one side of the support frame 1 contacting the ground is connected with a ground support rod 2 along a vertical thread, the bottom of the ground support rod 2 is pointed, the ground support rod 2 is provided with two groups and is respectively arranged on the support frames 1 on the left side and the right side, and the heights of the support frames 1 on the two sides are adjusted by arranging the ground support rod 2, so that the heights of the support frames 1 can be adjusted in a targeted manner according to the flatness of the ground, and the sampling assembly is enabled to be horizontal, so that oblique tunneling and sampling of the sampling assembly is avoided; and the bottom of the ground stay bar 2 is pointed, so that the ground stay bar 2 can be penetrated into the ground, the support frame 1 is more stably installed, and the situation that the ground stay bar falls down is avoided.

Further, the roll-over stand 4 is hinged to the support frame 1 through a hinge shaft, and the support frame 1 is fixedly connected with a speed reducer 3 for driving the hinge shaft to rotate.

Furthermore, the two sides of the roll-over stand 4 are provided with the graduated scales 15, and the top of the roll-over stand 4 is also provided with the level gauge 6, so that the descending distance of the sampling assembly can be conveniently observed by arranging the graduated scales 15 on the two sides of the roll-over stand 4, thereby realizing the function of accurate acquisition; by arranging the level 6 on the top of the roll-over stand 4, the level 6 can be adjusted to be level with the adjusting of the stay bar 2 in cooperation with the ground, and the sampling assembly can be adjusted to be level more accurately.

Further, an upper lifting plate 8 horizontally arranged is arranged on the roll-over stand 4 in a vertical sliding manner, a lower lifting plate 11 is arranged on the roll-over stand 4 in a vertical sliding manner, and the lower lifting plate 11 is positioned below the upper lifting plate 8, wherein an upper lifting cylinder 7 is fixed at the top of the roll-over stand 4, and the upper lifting cylinder 7 is connected with the upper lifting plate 8; a lower lifting cylinder 10 is fixed on the lower surface of the upper lifting plate 8, and the lower lifting cylinder 10 is connected with a lower lifting plate 11; that is, the roll-over stand 4 is provided with a chute 5, and the upper lifting plate 8 and the lower lifting plate 11 can slide along the chute 5.

Further, this sampling assembly includes sampling sleeve 12, auger bit 13 and rotating electrical machines 9, and wherein this rotating electrical machines 9 is fixed in the lower surface of upper lift plate 8, and the output and the auger bit 13 of this rotating electrical machines 9 are connected, and this sampling sleeve 12 and this auger bit 13 coaxial setting to this auger bit 13 suit in the sampling sleeve 12, and be provided with the external screw thread section on the outer wall of this sampling sleeve 12 upper end, just offer on the upper lift plate 8 with external screw thread section assorted screw hole to the lower tip of this sampling sleeve 12 is provided with the section 14 that fetches earth.

The working principle of the utility model is as follows:

when in use, the ground stay bar 2 is inserted into the ground, and the height of the ground stay bar 2 is adjusted through the cooperation of the level gauge 6, so that the horizontal adjustment of the sampling assembly is realized; then the turnover frame 4 is rotated anticlockwise to be horizontal through the speed reducer 3, the sampling sleeve 12 passes through the spiral drill bit 13 to be fixed on the lower lifting plate 11 through threads, and then the turnover frame 4 is rotated clockwise to be vertical; then, the rotary motor 9 is started again to drive the spiral drill bit 13 to rotate, the upper lifting cylinder 7 is started to extend and drive the upper lifting plate 8 and the lower lifting plate 11 to synchronously move downwards, so that the spiral drill bit 13 and the sampling sleeve tunnel towards the ground, and the tunneling depth of the spiral drill bit 13 is determined through the graduated scale 15 on the roll-over stand 4, so that the function of accurately collecting the depth is realized; when tunneling is performed to the sampling depth, the upper lifting cylinder 7 stops moving, at the moment, the lower lifting cylinder is started to extend and drives the lower lifting plate 11 and the sampling sleeve 12 to move downwards until the soil sample with the required depth is stored at the front end of the resampling sleeve 12 after being lowered to the proper depth, and the rest soil is at the upper layer part of the spiral drill bit 13 and the sampling sleeve 12, so that the function of immediately sampling after tunneling of the spiral drill bit 13 is realized, and the problems of tunneling and back-and-forth replacement of a sampling device are reduced; after the sampling is completed, the upper lifting cylinder 7 and the lower lifting cylinder 10 are started simultaneously to be recycled to the original positions, and the roll-over stand 4 is rotated anticlockwise to be horizontal, so that the sampling sleeve 12 is separated from the lower lifting plate 11, when the sampling sleeve 12 is taken out, upper soil is brought out through the blades of the spiral drill bit 13 and separated from the soil at the front end of the sampling sleeve 12, the functions of quickly separating soil samples at different depths and ensuring difficult confusion are realized, and then after the sampling sleeve 12 is taken out, the roll-over stand 4 is rotated clockwise to be vertical, so that the sampling flow is completed.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The soil sampling device comprises a roll-over stand and a sampling assembly, wherein the roll-over stand is positioned on a support frame, and the sampling assembly is positioned in the roll-over stand;

the turnover frame is hinged to the support frame through a hinge shaft, and a speed reducer for driving the hinge shaft to rotate is fixedly connected to the support frame; the both sides of roll-over stand are provided with the scale, and the top of this roll-over stand still is provided with the spirit level.

2. The soil sampling apparatus of claim 1, wherein the bottom of the ground strut is pointed.

3. The soil sampling apparatus according to claim 1, wherein the roll-over stand is provided with an upper lifting plate horizontally arranged in a vertical sliding manner, and the roll-over stand is provided with a lower lifting plate vertically arranged in a sliding manner, and the lower lifting plate is positioned below the upper lifting plate.

4. The soil sampling apparatus according to claim 1, wherein the sampling assembly comprises a sampling sleeve, a screw bit and a rotating motor, wherein the rotating motor is fixed on the lower surface of the upper lifting plate, the output end of the rotating motor is connected with the screw bit, the sampling sleeve and the screw bit are coaxially arranged, and the screw bit is sleeved in the sampling sleeve.

5. A soil sampling apparatus according to claim 3, wherein an upper lifting cylinder is fixed to the top of the roll-over stand and is connected to the upper lifting plate; the lower surface of the upper lifting plate is fixedly provided with a lower lifting cylinder, and the lower lifting cylinder is connected with the lower lifting plate.

6. The soil sampling apparatus according to claim 4, wherein an external thread section is provided on an outer wall of an upper end portion of the sampling sleeve, and the upper lifting plate is provided with a threaded hole matched with the external thread section.

7. The soil sampling apparatus of claim 6, wherein the lower end of the sampling sleeve is provided with a soil sampling section.