CN215865912U

CN215865912U - Soybean root system sampling device

Info

Publication number: CN215865912U
Application number: CN202122332082.8U
Authority: CN
Inventors: 柳开楼; 张景云; 黄庆海; 宋惠洁; 胡丹丹; 胡志华
Original assignee: VEGETABLE AND FLOWER INSTITUTE JIANGXI ACADEMY OF AGRICULTURAL SCIENCES; JIANGXI INSTITUTE OF REO SOIL
Current assignee: VEGETABLE AND FLOWER INSTITUTE JIANGXI ACADEMY OF AGRICULTURAL SCIENCES; JIANGXI INSTITUTE OF REO SOIL
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-02-18
Anticipated expiration: 2031-09-26

Abstract

The application discloses soybean root system sampling device, including supporting component, lifting unit and sampling subassembly, supporting component includes supporting disk and a plurality of support column, a plurality of support columns are annular array and install in the lower part of supporting disk, the lower part of a plurality of support columns is provided with sharp pyramis respectively, lifting unit includes threaded rod and hand wheel, threaded rod threaded mounting is in the middle part of supporting disk, the hand wheel is installed in the upper portion of threaded rod, sampling component includes sampling cylinder and cyclic annular edge of a knife, sampling cylinder installs in the lower part of threaded rod, cyclic annular edge of a knife sets up in the lower part of sampling cylinder. This scheme, with the inside that sharp pyramis and support column inserted soil, then manual rotation hand wheel, the rotation of hand wheel drives the threaded rod and rotates to go up and down under the internal screw thread cooperation of supporting disk, drive the sampling cylinder rotation and go up and down, cyclic annular edge of a knife and soil contact, and screw in soil gradually realizes the sampling process, need not the rotatory in-process and applys the holding down force, can realize the sampling process.

Description

Soybean root system sampling device

Technical Field

The application relates to the technical field of soybean root system sampling, in particular to a soybean root system sampling device.

Background

The root system is a dynamic interface of the soil and the plants and has important significance to the plants and the soil. However, the root system is deep underground and obstructed by opaque medium soil, so that observation and research are very inconvenient, and the root system research lags behind the overground part in the aspects and the depths. The moving distance of nutrient substances such as water, nutrients and the like in the soil is very small, and the distribution characteristics of the plant root system determine the supply condition of the water and the nutrients of the plant. The soybean root system is mainly sampled by an excavation method, a root drilling method, a section method, a mesh bag method and the like, wherein the root drilling method is a more common sampling method which saves time and labor.

At present, the root drilling mode is generally to insert the sampling head into soil by a heavy hammer knocking or pressing rotation mode for sampling. Adopt the weight to strike, the manpower amount of labour is great, adopts to press rotatory mode, still needs the manual work to press the connecting rod of sampling head, then rotates again, and it strikes to compare in the weight, presses rotatory used power littleer, but, the duration is longer, and the time that needs to press is longer, and the sampling is inconvenient.

SUMMERY OF THE UTILITY MODEL

The main aim at of this application provides soybean root system sampling device to in improving correlation technique, the manpower amount of labour is too big, the inconvenient problem of sampling.

In order to achieve the above object, the present application provides a soybean root system sampling device, including supporting component, lifting unit and sampling component.

The supporting component includes supporting disk and a plurality of support column, and is a plurality of the support column is annular array install in the lower part of supporting disk, it is a plurality of the lower part of support column is provided with sharp pyramis respectively, lifting unit includes threaded rod and hand wheel, threaded rod screw thread install in the middle part of supporting disk, the hand wheel install in the upper portion of threaded rod, the sampling subassembly includes cartridge and cyclic annular edge of a knife, the cartridge install in the lower part of threaded rod, cyclic annular edge of a knife set up in the lower part of cartridge.

In the embodiment of the application, an inclined strut is connected between the lower wall of the supporting disk and the side wall of the supporting column, and a threaded section matched with the threaded rod is arranged in the center of the supporting disk.

In the embodiment of the application, the outer side of at least one supporting column is sleeved with a supporting ring, and the pedal is installed on the side part of the supporting ring.

In the embodiment of the application, the upper wall of the support ring is connected with the lower wall of the support disc through a chain, and a reinforcing part is arranged between the support ring and the pedal.

In the embodiment of this application, the outside cover of threaded rod is equipped with the spring, the outside cover of threaded rod is equipped with the lag, the upper end of spring with the lower wall of supporting disk is inconsistent, the lower extreme of spring with the upper wall of lag is contradicted mutually, the lower part of lag with the upper wall of sampling cartridge is contradicted mutually.

In the embodiment of the application, a sealing ring is arranged between the lower wall of the protecting sleeve and the sampling cylinder, and a groove matched with the spring is arranged on the upper part of the protecting sleeve.

In the embodiment of the application, the lower part of the sampling cylinder is in an opening arrangement, and the center of the upper wall of the sampling cylinder is coaxially arranged with the center of the threaded rod.

In an embodiment of the present application, the annular knife edge is of unitary construction with the cartridge.

Compared with the prior art, the beneficial effects of this application are: through the soybean root system sampling device of above-mentioned design, during the use, select the position of treating the sample, step on the mode of supporting disk through the foot, insert the inside of soil with sharp pyramis and support column, then manual rotation hand wheel, the rotation of hand wheel drives the threaded rod and rotates, and go up and down under the supporting disk internal screw thread cooperation, it is rotatory and go up and down to drive the cartridge, cyclic annular edge of a knife and soil contact, and screw in soil gradually, make soil and soybean root system enter into the inside of cartridge, reverse threaded rod, can realize the sampling process, only initial foot is stepped on the supporting disk, need not to exert the downforce at the in-process of sampling, reduce the amount of manpower, be convenient for sample.

Drawings

Fig. 1 is a schematic view of a first perspective of a soybean root system sampling device provided in accordance with an embodiment of the present application;

fig. 2 is a schematic view of a second perspective view of a soybean root system sampling device provided in accordance with an embodiment of the present application;

FIG. 3 is a schematic sectional view of a part of a sampling cylinder of a soybean root system sampling device provided by the embodiment of the application;

fig. 4 is a schematic top view of a pedal portion structure of a soybean root system sampling device provided in an embodiment of the present application.

In the figure: 100. a support assembly; 110. a support disc; 111. bracing; 120. a support pillar; 121. a support ring; 122. a pedal; 123. a reinforcing portion; 130. a tapered section; 200. a lifting assembly; 210. a threaded rod; 211. a spring; 212. a protective sleeve; 213. a seal ring; 214. a groove; 220. a hand wheel; 300. a sampling component; 310. a sampling cartridge; 320. an annular knife edge.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

Referring to fig. 1-4, the present application provides a soybean root system sampling apparatus, which includes a supporting member 100, a lifting member 200, and a sampling member 300, wherein the lifting member 200 is installed at the middle portion of the supporting member 100, and the sampling member 300 is installed at the lower portion of the lifting member 200.

Referring to fig. 1, 2, 3 and 4, the support assembly 100 includes a support plate 110 and a plurality of support pillars 120, wherein the support pillars 120 are mounted at the lower portion of the support plate 110 in an annular array, and when the support assembly is specifically configured, in order to enhance the connection strength between the support plate 110 and the support pillars 120, a diagonal brace 111 is connected between the lower wall of the support plate 110 and the side wall of the support pillars 120; the lower parts of the support pillars 120 are respectively provided with a tapered part 130, and the tapered parts 130 and the support pillars 120 are of an integrated structure, so that the support pillars can be conveniently inserted into soil.

In this embodiment, a support ring 121 is sleeved on the outer side of at least one support column 120, a pedal 122 is installed on the side of the support ring 121, when the support ring is specifically installed, the upper wall of the support ring 121 is connected with the lower wall of the support disc 110 through a chain, a reinforcing part 123 is arranged between the support ring 121 and the pedal 122, the support ring 121 conveniently slides along the support column 120, the support column 120 is conveniently moved to the surface layer of the ground after being partially inserted into the soil, and then the foot treads on the pedal 122, so that the situation that the sampling is affected due to the fact that the insertion depth of the support column 120 is too shallow when the lifting assembly 200 is subsequently operated is prevented; the reinforcement part 123 enhances the coupling strength between the support ring 121 and the reinforcement part 123.

Referring to fig. 1, 2 and 3, the lifting assembly 200 includes a threaded rod 210 and a hand wheel 220, the threaded rod 210 is threadedly mounted in the middle of the support plate 110, and when specifically configured, a threaded section matched with the threaded rod 210 is provided in the center of the support plate 110; a hand wheel 220 is mounted on the upper portion of the threaded rod 210.

In this embodiment, the outer side of the threaded rod 210 is sleeved with a spring 211, the outer side of the threaded rod 210 is sleeved with a protective sleeve 212, the upper end of the spring 211 is abutted to the lower wall of the supporting plate 110, the lower end of the spring 211 is abutted to the upper wall of the protective sleeve 212, the lower part of the protective sleeve 212 is abutted to the upper wall of the sampling cylinder 310, in the specific setting, a sealing ring 213 is arranged between the lower wall of the protective sleeve 212 and the sampling cylinder 310, the upper part of the protective sleeve 212 is provided with a groove 214 matched with the spring 211, in the specific use process, in the lifting process of the threaded rod 210, the spring 211 always extrudes the protective sleeve 212, so that the protective sleeve 212 covers the lower section of the threaded rod 210, in the sampling and using processes, the possibility that soil enters the lower section of the threaded rod 210 is reduced, and the threaded rod 210 is ensured to rotate normally; the sealing performance of the lower wall of the protective sleeve 212 and the sampling cylinder 310 is enhanced through a sealing ring 213; the groove 214 is used for partially limiting the spring 211, ensuring the deformation direction of the spring 211 and reducing the possibility of lateral deflection of the spring 211.

Referring to fig. 1, 2 and 3, the sampling assembly 300 includes a sampling cylinder 310 and an annular knife edge 320, wherein the sampling cylinder 310 is mounted on the lower portion of the threaded rod 210, and when the sampling cylinder 310 is specifically arranged, in order to prevent the occurrence of the eccentric condition, the lower portion of the sampling cylinder 310 is in an open arrangement, and the center of the upper wall of the sampling cylinder 310 is coaxially arranged with the center of the threaded rod 210; the annular knife edge 320 is disposed at the lower portion of the sampling cylinder 310, and in particular, when disposed, the annular knife edge 320 and the sampling cylinder 310 are integrated.

Specifically, the working principle of the soybean root system sampling device is as follows: during the use, select the position of treating the sample, the mode of supporting disk 110 is stepped on to the foot, insert the inside of soil with pointed pyramis 130 and support column 120, then manual rotation hand wheel 220, the rotation of hand wheel 220 drives threaded rod 210 and rotates, and go up and down under the internal screw-thread cooperation of supporting disk 110, it is rotatory and go up and down to drive cartridge 310, annular edge of a knife 320 and soil contact, and screw in soil gradually, make soil and soybean root system enter into the inside of cartridge 310, reverse threaded rod 210, can take out cartridge 310, realize the sampling process, only initial foot is stepped on supporting disk 110, need not to exert the overdraft at the in-process of sampling, reduce the manpower amount of labour, be convenient for sample.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. Soybean root system sampling device, its characterized in that includes:

the supporting component (100) comprises a supporting disk (110) and a plurality of supporting columns (120), the supporting columns (120) are installed on the lower portion of the supporting disk (110) in an annular array, and the lower portions of the supporting columns (120) are respectively provided with a pointed cone portion (130);

the lifting assembly (200) comprises a threaded rod (210) and a hand wheel (220), the threaded rod (210) is installed in the middle of the supporting plate (110) in a threaded mode, and the hand wheel (220) is installed on the upper portion of the threaded rod (210);

a sampling assembly (300), said sampling assembly (300) comprising a sampling cartridge (310) and an annular knife edge (320), said sampling cartridge (310) mounted to a lower portion of said threaded rod (210), said annular knife edge (320) disposed on a lower portion of said sampling cartridge (310).

2. The soybean root system sampling device of claim 1, characterized in that an inclined strut (111) is connected between the lower wall of the support disk (110) and the side wall of the support column (120), and a threaded section matched with the threaded rod (210) is arranged in the center of the support disk (110).

3. The soybean root system sampling device of claim 1, characterized in that a support ring (121) is sleeved on the outer side of at least one support column (120), and a pedal (122) is installed on the side of the support ring (121).

4. The soybean root system sampling device according to claim 3, characterized in that the upper wall of the support ring (121) is connected with the lower wall of the support disc (110) through a chain, and a reinforcing part (123) is arranged between the support ring (121) and the pedal (122).

5. The soybean root system sampling device according to claim 1, wherein a spring (211) is sleeved on the outer side of the threaded rod (210), a protective sleeve (212) is sleeved on the outer side of the threaded rod (210), the upper end of the spring (211) abuts against the lower wall of the supporting plate (110), the lower end of the spring (211) abuts against the upper wall of the protective sleeve (212), and the lower portion of the protective sleeve (212) abuts against the upper wall of the sampling cylinder (310).

6. The soybean root system sampling device of claim 5, characterized in that a sealing ring (213) is arranged between the lower wall of the protective sleeve (212) and the sampling cylinder (310), and a groove (214) matched with the spring (211) is arranged at the upper part of the protective sleeve (212).

7. The soybean root system sampling device of claim 1, wherein the lower part of the sampling cylinder (310) is provided with an opening, and the center of the upper wall of the sampling cylinder (310) is coaxially arranged with the center of the threaded rod (210).

8. The soybean root sampling device of claim 1, wherein the annular knife edge (320) is integral with the cartridge (310).