CN220872118U

CN220872118U - Self-elevating soil sampling device

Info

Publication number: CN220872118U
Application number: CN202322458061.XU
Authority: CN
Inventors: 马锐
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-30
Anticipated expiration: 2033-09-11

Abstract

The utility model discloses a self-elevating soil sampling device which comprises a support, wherein a limit groove is formed in one side of the support, a connecting rod is slidably installed in the limit groove, a power motor is fixedly installed at the other end of the connecting rod, a threaded sleeve is fixedly installed at the output end of the power motor, a soil sampling sleeve is arranged below the threaded sleeve, the soil sampling sleeve comprises a first sleeve and a second sleeve, half-threaded columns are fixedly installed on the first sleeve and the second sleeve, and mounting grooves are formed below the first sleeve and the second sleeve. The limiting bolt can be driven to move out of the limiting hole by pulling the pull ring, the limit of the threaded column spliced by the two half threaded columns is relieved, the soil taking sleeve can be rotated to drive the threaded column to rotate, the threaded column is screwed out of the threaded sleeve, the limit of the threaded sleeve is avoided, the first sleeve and the second sleeve can be staggered, the first sleeve and the second sleeve are separated from each other, and the soil sample inside can be taken out conveniently.

Description

Self-elevating soil sampling device

Technical Field

The utility model relates to a soil sampling device, in particular to a self-lifting soil sampling device.

Background

Soil collection is the basis of soil composition analysis, and the form of existing soil sample collection is various, wherein the manual collection is gradually replaced by semi-automatic collection due to time and effort consumption.

The self-elevating soil sampling device disclosed in China patent publication No. CN219265745U comprises a positioning unit and a soil sampling unit, wherein the positioning unit is movably connected with the soil sampling unit and comprises a positioning plate, a positioning sleeve in the form of an internal thread pipe is arranged on the positioning plate, an assembling rod is arranged on the side edge of the positioning plate, and a chute is formed in the assembling rod; the end head of the sliding connecting rod in the chute is fixedly connected with a motor; the motor output end is provided with the sleeve that fetches earth, realizes automatic soil taking and sample breaking away from ground through motor positive and negative rotation. The utility model has simple structure, convenient use, quick disassembly, quick assembly and easy maintenance, and realizes the automatic lifting of the soil sampling sleeve by the simple structure, namely by the positive and negative rotation of the motor, namely the implementation process of automatically completing the sampling and separating the sample from the soil.

The above-mentioned current self-elevating soil sampling device discovers some problems when using, firstly adopts the sleeve that fetches earth and takes out the back with soil, and soil card is inside the sleeve, is difficult to empty, and secondly fetches earth sleeve bottom is provided with bores the tooth, and it is unavoidable to meet hard material such as stone at the in-process of fetching earth, leads to boring the tooth to damage, can't change alone vulnerable brill tooth, leads to the problem that needs whole change sleeve that fetches earth.

Disclosure of utility model

The utility model aims to provide a self-lifting soil sampling device, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a self-elevating soil sampling device, includes the support, the spacing groove has been seted up to support one side, sliding mounting has the connecting rod in the spacing groove, connecting rod other end fixed mounting has power motor, power motor output fixed mounting has the screw thread sleeve, screw thread sleeve below is provided with the sleeve that fetches earth, the sleeve that fetches earth includes first sleeve, second sleeve, all fixed mounting has half screw thread post above first sleeve, the second sleeve, the mounting groove has been seted up below first sleeve, the second sleeve, it is provided with the brill tooth to fetch earth the sleeve below, fixed mounting has the fixed foot above the brill tooth, the fixed foot mutually support with the mounting groove.

Preferably, the threaded sleeve is fixedly provided with a limiter, a limiting groove is formed in the limiter, a limiting bolt is slidably mounted in the limiting groove, a limiting hole is formed in the half threaded column, and the limiting hole is matched with the limiting bolt.

Preferably, the limiting bolt is fixedly provided with a spring cushion block, the limiting bolt is sleeved with a return spring, and the tail end of the limiting bolt is fixedly provided with a pull ring.

Preferably, a dovetail sliding block is fixedly installed below the first sleeve, a dovetail sliding groove is formed in the second sleeve, and the dovetail sliding block is in sliding fit with the dovetail sliding groove.

Preferably, the spiral sheets are fixedly arranged on the outer surfaces of the first sleeve and the second sleeve.

Preferably, counter bores are formed in the first sleeve and the second sleeve and close to the edge of the lower end, and fixing screws are arranged in the counter bores and are in threaded fit with the fixing feet.

Compared with the prior art, the utility model has the beneficial effects that:

1. Pulling pull ring can drive spacing bolt and shift out spacing downthehole portion, removes the screw thread post restriction to two half screw thread posts amalgamation, can rotate the soil sampling sleeve at this moment and drive screw thread post rotation, with screw thread post unscrew screw thread sleeve inside, does not have screw thread telescopic restriction this moment, and first sleeve and second sleeve can stagger, makes first sleeve and second sleeve mutually separate, is convenient for take out inside soil sample.

2. After the drilling teeth are damaged, the fixing screw can be screwed off by using the tool, the limit on the fixing feet can be relieved, the drilling teeth can be directly detached to be independently replaced, and the maintenance cost is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a partial cross-sectional view of the present utility model;

FIG. 3 is an exploded view of the soil sampling sleeve of the present utility model;

fig. 4 is an enlarged view of fig. 3a in accordance with the present utility model.

In the figure: 1. a bracket; 101. a limit groove; 102. a connecting rod; 103. a power motor; 2. a threaded sleeve; 201. a limiter; 202. a limit groove; 203. a limit bolt; 204. a spring cushion block; 205. a return spring; 206. a pull ring; 3. a soil sampling sleeve; 301. a first sleeve; 302. dovetail slide blocks; 303. a second sleeve; 304. dovetail grooves; 305. a spiral sheet; 306. a mounting groove; 307. countersink; 308. a set screw; 4. a half-threaded post; 401. a limiting hole; 5. drilling teeth; 501. and fixing the feet.

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: the utility model provides a self-elevating soil sampling device, including support 1, spacing groove 101 has been seted up to support 1 one side, sliding mounting has connecting rod 102 in spacing groove 101, connecting rod 102 other end fixed mounting has power motor 103, power motor 103 output fixed mounting has screw thread sleeve 2, screw thread sleeve 2 below is provided with soil sampling sleeve 3, soil sampling sleeve 3 includes first sleeve 301, second sleeve 303, all fixed mounting has half screw thread post 4 above first sleeve 301, second sleeve 303, mounting groove 306 has been seted up below first sleeve 301, second sleeve 303, soil sampling sleeve 3 below is provided with bores tooth 5, fixed mounting has fixed foot 501 above the brill tooth 5, fixed foot 501 and mounting groove 306 mutually support.

In this embodiment, a threaded column can be formed by combining two half threaded columns 4, the threaded sleeve 2 is in threaded fit with the threaded column, a formed stud is screwed into the threaded sleeve 2, firstly, the soil taking sleeve 3 is connected with the threaded sleeve 2, secondly, the first sleeve 301 and the second sleeve 303 of the two parts of the soil taking sleeve 3 can be limited to slide, the first sleeve 301 and the second sleeve 303 are fixed together, the first sleeve 301 and the second sleeve 303 can be separated from each other by releasing the limitation of the threaded column from the soil taking sleeve 3, the soil sample in the soil taking sleeve is conveniently taken out, the fixing feet 501 are fixed in the mounting grooves 306 by using the fixing screws 308, so that the drill teeth 5 are fixed at the lower end of the soil taking sleeve 3, after the drill teeth 5 are damaged, the drill teeth 5 can be independently replaced by screwing the fixing screws 308, and the maintenance cost is reduced.

In order to achieve the purpose of limiting the rotation of the half-threaded column 4 in the threaded sleeve 2, the device is achieved by adopting the following technical scheme: the threaded sleeve 2 is fixedly provided with a limiter 201, the limiter 201 is internally provided with a limiting groove 202, the limiting groove 202 is internally provided with a limiting bolt 203 in a sliding mode, the semi-threaded column 4 is internally provided with a limiting hole 401, the limiting hole 401 is matched with the limiting bolt 203, the limiting bolt 203 is fixedly provided with a spring cushion block 204, the limiting bolt 203 is sleeved with a return spring 205, and the tail end of the limiting bolt 203 is fixedly provided with a pull ring 206.

Can provide certain thrust for spring spacer 204 through return spring 205, spring spacer 204 receives the thrust and can drive spacing bolt 203 and move into spacing hole 401 inside to restrict half screw thread post 4 at screw thread sleeve 2 inside rotatory, avoid screw thread sleeve 2 to drive when getting native sleeve 3 rotatory, half screw thread post 4 unscrews screw thread sleeve 2 inside, pull ring 206 can drive spacing bolt 203 and shift out spacing hole 401 inside.

In order to achieve the purpose of fixing the drill teeth 5, the device is achieved by adopting the following technical scheme: the lower surface of the first sleeve 301 is fixedly provided with a dovetail sliding block 302, the upper surface of the second sleeve 303 is provided with a dovetail sliding groove 304, the dovetail sliding block 302 is in sliding fit with the dovetail sliding groove 304, the outer surfaces of the first sleeve 301 and the second sleeve 303 are fixedly provided with spiral sheets 305, the edges of the first sleeve 301 and the second sleeve 303, which are close to the lower end, are provided with counter bores 307, the counter bores 307 are internally provided with fixing screws 308, and the fixing screws 308 are in threaded fit with the fixing legs 501.

Through the sliding fit of the dovetail sliding block 302 and the dovetail sliding groove 304, the first sleeve 301 and the second sleeve 303 are connected together, when the first sleeve 301 and the second sleeve 303 are required to be separated, the first sleeve 301 is required to be pushed to move upwards, the first sleeve 301 and the second sleeve 303 are required to be staggered mutually, the counter bore 307 is in threaded fit with the fixing screw 308, the fixing foot 501 is inserted into the mounting groove 306, and after the fixing screw 308 is screwed into the fixing foot 501 through the counter bore 307, the fixing foot 501 can be fixed in the mounting groove 306.

The working principle and the using flow of the utility model are as follows: when the device is used, the device is required to be placed at a proper position, the power motor 103 is started to drive the threaded sleeve 2 to rotate, the threaded sleeve 2 can rotate to drive the soil taking sleeve 3 to rotate, so that soil is taken out by automatic lifting, the pull ring 206 is pulled to drive the limiting plug 203 to move out of the limiting hole 401, the limit of the threaded columns formed by splicing the two half threaded columns 4 is relieved, at the moment, the soil taking sleeve 3 can be rotated to drive the threaded columns to rotate, the threaded columns are screwed out of the threaded sleeve 2, at the moment, the limit of the threaded sleeve 2 is not existed, the first sleeve 301 and the second sleeve 303 can be staggered, the first sleeve 301 and the second sleeve 303 are separated conveniently, after the drilling teeth 5 are damaged, the tool can be used for screwing down the fixing screw 308, the limit of the fixing leg 501 can be relieved, and at the moment, the drilling teeth 5 can be directly disassembled for replacement.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a self-elevating soil sampling device, includes support (1), its characterized in that: the utility model discloses a soil sampler for a soil sampler, including support (1), fixed slot (101) have been seted up to support (1) one side, sliding mounting has connecting rod (102) in spacing groove (101), connecting rod (102) other end fixed mounting has power motor (103), power motor (103) output fixed mounting has screw sleeve (2), screw sleeve (2) below is provided with soil sampling sleeve (3), soil sampling sleeve (3) include first sleeve (301), second sleeve (303), all fixed mounting has half screw post (4) above first sleeve (301), second sleeve (303), mounting groove (306) have been seted up below first sleeve (301), second sleeve (303), soil sampling sleeve (3) below is provided with bores tooth (5), fixed mounting has fixed foot (501) above bores tooth (5), fixed foot (501) and mounting groove (306) cooperate each other.

2. A self-elevating soil sampling device as claimed in claim 1, wherein: the novel threaded sleeve is characterized in that a limiter (201) is fixedly arranged on the threaded sleeve (2), a limiting groove (202) is formed in the limiter (201), a limiting plug pin (203) is slidably arranged in the limiting groove (202), a limiting hole (401) is formed in the semi-threaded column (4), and the limiting hole (401) is matched with the limiting plug pin (203).

3. A self-elevating soil sampling device as claimed in claim 2, wherein: the limiting bolt (203) is fixedly provided with a spring cushion block (204), the limiting bolt (203) is sleeved with a return spring (205), and the tail end of the limiting bolt (203) is fixedly provided with a pull ring (206).

4. A self-elevating soil sampling device as claimed in claim 1, wherein: the novel dovetail sliding device is characterized in that a dovetail sliding block (302) is fixedly installed below the first sleeve (301), a dovetail sliding groove (304) is formed in the second sleeve (303), and the dovetail sliding block (302) is in sliding fit with the dovetail sliding groove (304).

5. A self-elevating soil sampling device as claimed in claim 1, wherein: spiral sheets (305) are fixedly arranged on the outer surfaces of the first sleeve (301) and the second sleeve (303).

6. A self-elevating soil sampling device as claimed in claim 1, wherein: the first sleeve (301) and the second sleeve (303) are provided with counter bores (307) near the edges of the lower ends, fixing screws (308) are arranged in the counter bores (307), and the fixing screws (308) are in threaded fit with the fixing feet (501).