CN216955237U

CN216955237U - Forestry ecological soil sampler

Info

Publication number: CN216955237U
Application number: CN202123198462.3U
Authority: CN
Inventors: 徐国良; 曾晓辉; 丁雪松
Original assignee: Jiangxi Jiulianshan National Nature Reserve Administration
Current assignee: Jiangxi Jiulianshan National Nature Reserve Administration
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-12
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a forestry ecological soil sampler, relates to the technical field of forestry maintenance, and solves the problem that an accurate layered soil sample cannot be obtained in the current soil sampling process, wherein the technical scheme is as follows: the drill bit is arranged at the lower end of the drill cylinder, threaded ends are fixedly arranged at the upper end and the lower end of the drill cylinder, the drill cylinder is in threaded connection with the upper end of the drill bit through the threaded ends, and a handle frame is fixedly arranged at the upper end of the movable sleeve; in the soil sampling process, the soil samples of different depths can be accurately obtained, and the sampling work is simplified.

Description

Forestry ecological soil sampler

Technical Field

The utility model relates to the technical field of forestry maintenance, in particular to a forestry ecological soil sampler.

Background

Forestry, which is a production department that protects the ecological environment to maintain ecological balance, cultivates and protects forests to obtain woods and other forest products, and utilizes the natural characteristics of the forests to play a role in protection, is one of the important components of national economy, is used in the human and biosphere to cultivate, protect and utilize forest resources through advanced scientific technology and management means, fully exerts various benefits of the forests, can continuously manage forest resources, and promotes the fundamental industry and social public welfare of the coordinated development of population, economy, society, environment and resources.

In forestry maintenance work, mainly aiming at multiple elements such as soil quality, air quality and the like in the surrounding environment, especially aiming at the soil quality, the normal production of vegetation can be influenced by data such as water content, pH value and trace elements in soil, and therefore soil sampling detection needs to be carried out regularly.

In the sampling process, can take a sample to the soil of different degree of depth, the drilling sample valve of the mode of mainly taking is a bore section of thick bamboo to obtain the soil sample of different degree of depth, but in concrete operation process, the soil sample of different degree of depth can concentrate on boring the section of thick bamboo, if take the mode of pushing and extrude the soil sample, that just can't obtain the soil sample of accurate degree of depth, the process of boring the section of thick bamboo is being extracted in addition, because the viscidity of soil itself, the soil sample can drop from boring the section of thick bamboo, also can cause the inconvenience of soil sampling work, consequently, for solving this type of problem, we propose a forestry ecological soil sampler.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a forestry ecological soil sampler which can accurately obtain soil samples at different depths in the soil sampling process and simplify the sampling work.

The technical purpose of the utility model is realized by the following technical scheme: the drilling machine comprises a supporting foot frame, wherein a thread block is arranged at the upper end of the supporting foot frame, a movable sleeve is in threaded connection with the center of the thread block, a drilling barrel is arranged at the lower end of the movable sleeve, a spiral sheet is fixedly installed on the outer wall of the circumference of the drilling barrel, the drilling barrel is divided into two parts along the plane of the center point of the movable sleeve, and a drill bit is arranged at the lower end of the drilling barrel;

the drill bit is characterized in that threaded ends are fixedly mounted at the upper end and the lower end of the drill cylinder, the drill cylinder is in threaded connection with the lower end of the movable sleeve and the upper end of the drill bit through the threaded ends, and a handle frame is fixedly mounted at the upper end of the movable sleeve.

Through adopting above-mentioned technical scheme, the overall device uses the drill barrel as the primary structure of soil sample to make the soil of different layering extrude into the drill barrel with auger drilling's mode, and the drill barrel through threaded connection's mode can with drill bit and the free combination installation between the movable sleeve, so after extracting the drill barrel, through dismantling the drill barrel, can be light and complete obtain the soil sample of different layering.

The utility model is further configured to: the drill bit lower extreme is the radius platform form, just the chamfer has been seted up to the outer fringe limit of drill bit lower surface.

Through adopting above-mentioned technical scheme, the drill bit can more conveniently enter into soil with the mode of radius platform to the vegetation root hair that probably exists in the soil can be amputated to the mode that sets up of chamfer.

The utility model is further configured to: the inner wall of the drill cylinder is provided with a sticky groove.

Through adopting above-mentioned technical scheme, at the in-process of pulling out the bore section of thick bamboo, because the viscidity of soil self to under the effect of gluing the groove, absorption that can stabilize is inside the bore section of thick bamboo, thereby avoids the problem that the soil sample breaks away from the bore section of thick bamboo is inside.

The utility model is further configured to: the upper end of the movable sleeve is open, and the movable sleeve is communicated with the drill cylinder and the drill bit.

Through adopting above-mentioned technical scheme, in the sample process, because activity sleeve upper end is the opening form to can prevent that soil from being crowded into and bore a section of thick bamboo, because the inconvenient problem of taking a sample that the atmospheric pressure difference that produces caused.

The utility model is further configured to: the outer diameters of the movable sleeve, the drill cylinder and the drill bit are equal, and the threaded ends are located inside the movable sleeve and the drill cylinder.

Through adopting above-mentioned technical scheme, at the in-process of the equipment brill section of thick bamboo to the mode that sets up of screw thread end except can freely dismantling, can also guarantee the firm type between the brill section of thick bamboo.

The utility model is further configured to: the outer surface of the movable sleeve is in threaded connection with a blocking piece, and the diameter of the blocking piece is larger than that of the threaded block.

By adopting the technical scheme, the sampling depth is limited by changing the position of the baffle plate in the drilling process.

The utility model is further configured to: the top end of the movable sleeve is symmetrically and fixedly provided with connecting frames, the top ends of the two connecting frames are fixedly provided with rotating sleeves, rotating balls are arranged in the rotating sleeves, and gravity blocks are bound at the lower ends of the rotating balls.

By adopting the technical scheme, the sampling angle is observed by the direction change of the gravity block under the action of the gravity field in the sampling process.

Compared with the prior art, the utility model has the following beneficial effects: the whole device takes the drill cylinder as a main structure of soil sampling, soil with different layers is extruded into the drill cylinder in a spiral drilling mode, and the drill cylinder can be freely combined and installed with the drill bit and the movable sleeve in a threaded connection mode, so that after the drill cylinder is pulled out, the drill cylinder can be detached to easily and completely obtain soil samples with different layers

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic diagram of the construction of the drill bit assembly of the present invention;

FIG. 3 is a cut-away view of a drill bit component of the present invention;

fig. 4 is a schematic structural view of a movable sleeve member of the present invention.

Reference numbers and corresponding part names in the drawings:

1. a supporting foot rest; 2. drilling a barrel; 3. a drill bit; 4. a movable sleeve; 5. a baffle plate; 6. a thread block; 7. a threaded end; 8. a spiral sheet; 9. sticking a groove; 10. rotating the ball; 11. a gravity block; 12. rotating the sleeve; 13. a handle frame; 14. and a connecting frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following examples and accompanying fig. 1-4, wherein the exemplary embodiments and descriptions of the present invention are only used for explaining the present invention and are not used as limitations of the present invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example (b): as shown in fig. 1, a forestry ecological soil sampler comprises a supporting foot frame 1, wherein a thread block 6 is arranged at the upper end of the supporting foot frame 1, a movable sleeve 4 is in threaded connection with the center of the thread block 6, a drill cylinder 2 is arranged at the lower end of the movable sleeve 4, a spiral sheet 8 is fixedly arranged on the circumferential outer wall of the drill cylinder 2, the drill cylinder 2 is divided into two parts along the plane of the center point of the movable sleeve 4, and a drill bit 3 is arranged at the lower end of the drill cylinder 2;

the upper end and the lower end of the drill barrel 2 are fixedly provided with threaded ends 7, the drill barrel 2 is respectively in threaded connection with the lower end of the movable sleeve 4 and the upper end of the drill bit 3 through the threaded ends 7, and the upper end of the movable sleeve 4 is fixedly provided with a handle frame 13.

As shown in fig. 2 and 3, the lower end of the drill bit 3 is in the shape of an inverted circular truncated cone, the outer edge of the lower surface of the drill bit 3 is provided with an inverted bevel, the inner wall of the drill cylinder 2 is provided with a sticky groove 9, the upper end of the movable sleeve 4 is in the shape of an opening, the movable sleeve 4 is communicated with the drill cylinder 2 and the drill bit 3, the outer diameters of the movable sleeve 4, the drill cylinder 2 and the drill bit 3 are equal, and the threaded end 7 is located inside the movable sleeve 4 and the drill cylinder 2.

As shown in fig. 4, the outer surface of the movable sleeve 4 is in threaded connection with a blocking piece 5, the diameter of the blocking piece 5 is larger than that of the threaded block 6, the top ends of the movable sleeve 4 are symmetrically distributed and fixedly provided with connecting frames 14, the top ends of the two connecting frames 14 are fixedly provided with rotating sleeves 12, rotating balls 10 are arranged inside the rotating sleeves 12, and the lower ends of the rotating balls 10 are bound with gravity blocks 11.

The working principle is as follows: in the using process, firstly, a support foot stand 1 is supposed, two drilling cylinders 2 are combined into a whole, the lower end of a movable sleeve 4 is installed at the lower end of the upper end of the drilling cylinder 2 through a threaded end 7 of the upper end of the drilling cylinder, a drill bit 3 is installed at the lower end of the drilling cylinder 2, a handle frame 13 is rotated to enable the lower end of the drill bit 3 to be in contact with the ground, a separation blade 5 is rotated, and the distance between the separation blade 5 and a threaded block 6 is adjusted and is equal to the sampling depth of the drilling cylinder 2;

in addition, under the action of a gravity field, the rotating ball 10 freely rotates in the rotating sleeve 12, and the setting direction of the gravity block 11 is consistent with the direction of the gravity field, so that the angle between the drill barrel 2 and the ground is reflected and represents a sampling angle;

finally, the handle frame 13 is rotated, the movable sleeve 4 drives the drill barrel 2 and the drill bit 3 to move downwards under the action of the thread block 6 until the blocking piece 5 reaches the thread block 6 and slowly extends into the ground under the action of the spiral piece 8, so that soil is squeezed into the drill barrel 2, the lower end of the drill barrel 3 is provided with a chamfer angle, root hairs in the soil can be cut, after the soil is squeezed into the drill barrel 2, the soil is concentrated in the drill barrel 2 due to the viscosity of the soil and the matching of the viscous groove 9, the drill barrel 2 is rotated reversely, the drill barrel 2 is separated from the ground, and the drill barrel 2 is detached from the movable sleeve 4, so that a complete layered soil sample can be moved.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The forestry ecological soil sampler is characterized by comprising a supporting foot frame (1), wherein a thread block (6) is arranged at the upper end of the supporting foot frame (1), a movable sleeve (4) is in threaded connection with the center of the thread block (6), a drill cylinder (2) is arranged at the lower end of the movable sleeve (4), a spiral sheet (8) is fixedly installed on the circumferential outer wall of the drill cylinder (2), the drill cylinder (2) is divided into two parts along the plane of the center point of the movable sleeve (4), and a drill bit (3) is arranged at the lower end of the drill cylinder (2);

the drill bit is characterized in that threaded ends (7) are fixedly mounted at the upper end and the lower end of the drill cylinder (2), the drill cylinder (2) is in threaded connection with the lower end of the movable sleeve (4) and the upper end of the drill bit (3) through the threaded ends (7), and a handle frame (13) is fixedly mounted at the upper end of the movable sleeve (4).

2. The sampling device for the forestry ecological soil according to claim 1, wherein the lower end of the drill bit (3) is in an inverted frustum shape, and an inverted bevel is formed on the outer edge of the lower surface of the drill bit (3).

3. The forestry ecological soil sampler according to claim 1, wherein the inner wall of the drill cylinder (2) is provided with a sticky groove (9).

4. The sampling device for the forestry ecological soil according to claim 1, wherein the upper end of the movable sleeve (4) is open, and the movable sleeve (4) is communicated with the drill cylinder (2) and the drill bit (3).

5. A sampler for forestry ecological soil according to claim 1, characterized in that the movable sleeve (4), the drill cylinder (2) and the drill bit (3) have the same outer diameter, and the threaded end (7) is located inside the movable sleeve (4) and the drill cylinder (2).

6. The sampling device for the forestry ecological soil according to claim 1, wherein a blocking piece (5) is connected to the outer surface of the movable sleeve (4) in a threaded manner, and the diameter of the blocking piece (5) is larger than that of the threaded block (6).

7. The forestry ecological soil sampler according to claim 1, wherein the top end of the movable sleeve (4) is symmetrically and fixedly provided with connecting frames (14), the top ends of the two connecting frames (14) are fixedly provided with rotating sleeves (12), rotating balls (10) are arranged in the rotating sleeves (12), and gravity blocks (11) are bound at the lower ends of the rotating balls (10).