Deep soil sampling device for soil detection

Abstract

The utility model relates to a deep soil sampling device for soil detection, which comprises a fixing frame (1) and is characterized in that the fixing frame (1) is U-shaped, a first connecting shaft block (2) is fixedly mounted on the inner wall of the fixing frame (1) in a penetrating manner, and a second connecting shaft block (3) is fixedly mounted in an inner cavity of the fixing frame (1); a ground drilling column (4) is movably installed in the first connecting shaft block (2) and the second connecting shaft block (3) in a penetrating mode, a spiral part (5) is arranged on the outer side of the ground drilling column (4), a fixing plate (6), a fixing frame (7) and a handle (8) are fixedly installed on the outer side of the ground drilling column (4), the spiral part (5) is located below the fixing plate (6), and the fixing frame (7) is located above the fixing plate (6). The handle (8) is located above the fixing frame (7), and a soil inlet cavity (12) is formed in the ground drilling column (4).

Description

Technical Field

[0001] The utility model relates to the technical field of soil detection, in particular to a deep soil sampling device for soil detection. Background Art

[0002] With the advancement of science and technology, soil environmental testing refers to determining the quality of soil by measuring the representative values ​​of factors affecting soil environmental quality, determining the environmental quality or degree of pollution and its changing trend. Therefore, the main purpose of our soil testing is to test the quality standards of soil. For the items that require testing, various instruments will be used to determine whether the soil is polluted or to what extent it is polluted. This will help us better understand the quality of the soil, carry out scientific planting, and apply balanced fertilization.

[0003] In order to solve the problem of soil environmental quality, people have carried out many related studies. Analysis and determination of collected soil samples can provide a data basis for soil pollution investigation and research. Therefore, the scientificity, representativeness and standardization of sample collection are crucial. Soil samplers have been widely used in soil, geology, water conservancy, environmental protection and other fields. The use of reasonably designed soil samplers can not only greatly reduce the workload of soil investigation and shorten the investigation cycle, but also provide a scientific data basis for soil investigation and research. However, the existing soil sampling devices cannot sample soil at different depths. Utility Model Content

[0004] The purpose of the utility model is to provide a deep soil sampling device for soil detection to solve the problems raised in the above background technology.

[0005] Technical Solution

[0006] The utility model provides the following technical solution: a deep soil sampling device for soil detection, comprising a fixing frame, the fixing frame is in a U-shape, the inner wall of the fixing frame is penetrated and fixedly installed with a first connecting shaft block, the inner cavity of the fixing frame is fixedly installed with a second connecting shaft block, the interior of the first connecting shaft block and the second connecting shaft block is penetrated and movably installed with a drilling column, the outer side of the drilling column is provided with a spiral portion, the outer side of the drilling column is respectively fixedly installed with a fixing plate, a fixing frame and a handle, the spiral portion is located below the fixing plate, the fixing frame is located above the fixing plate, and the handle is located above the fixing frame, the interior of the drilling column is provided with a soil entry cavity, the interior of the soil entry cavity is respectively movably installed with a first connecting column and a second connecting column, the bottom end of the second connecting column is fixedly installed with a drill bit, the drill bit is located below the drilling column, and the interior of the fixing frame is movably installed with a plug-in column, and the plug-in column is movably connected to the first connecting column.

[0007] Preferably, a first limit block and a second limit block are fixedly installed in the soil entry cavity, a sliding block is movably installed between the first limit block and the second limit block, the top end of the second connecting column is fixedly connected to the top end of the sliding block, and the top end of the sliding block is fixedly connected to the bottom end of the first connecting column.

[0008] Preferably, a third limiting block is fixedly mounted on the side edge of the top end of the drill bit, and a limiting groove matching the third limiting block is formed at the bottom end of the drilling column, and the limiting groove is located below the second limiting block.

[0009] Preferably, the top end of the first connecting column passes through the top inner wall of the drilling column and extends outward, and a hand-held handle is fixedly mounted on the top end of the first connecting column.

[0010] Preferably, a fixing column is fixedly installed inside the fixing frame, and a sliding plate and a compression spring are movably installed on the outer side of the fixing column. The sliding plate and the compression spring are fixedly connected, and the other end of the compression spring is fixedly connected to the inner wall of the fixing frame.

[0011] Preferably, a movable column is fixedly installed on one side of the sliding plate close to the compression spring, the movable column passes through the inner wall of the fixed frame and is fixedly installed with a pulling handle, and the other end of the sliding plate is fixedly connected to the plug-in column.

[0012] Beneficial Effects

[0013] Compared with the prior art, the utility model provides a deep soil sampling device for soil detection, which has the following beneficial effects:

[0014] 1. The deep soil sampling device for soil testing solves the problem.

[0015] 2. The deep soil sampling device for soil testing solves the problem. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0017] Figure 1 This is a front view of the overall structure of the utility model;

[0018] Figure 2 This is the internal diagram of the ground drilling column of the utility model;

[0019] Figure 3 This is a cross-sectional view of the ground drilling column of the utility model;

[0020] Figure 4 This is a partial cross-sectional enlarged view of the ground drilling column of the utility model;

[0021] Figure 5 This is a schematic diagram of the drill bit and the ground drilling column being separated according to the utility model;

[0022] Figure 6 This is a cross-sectional connection diagram of the ground drilling column and the first connecting column of the utility model.

[0023] In the figure: 1, fixed frame; 2, first connecting shaft block; 3, second connecting shaft block; 4, drilling column; 5, spiral part; 6, fixed plate; 7, fixed frame; 8, handle; 9, first connecting column; 10, pull handle; 11, drill bit; 12, into the soil cavity; 13, sliding block; 14, first limit block; 15, second limit block; 16, second connecting column; 17, third limit block; 18, limit groove; 19, fixed column; 20, sliding plate; 21, compression spring; 22, movable column; 23, plug-in column. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1:

[0026] See also Figure 1-Figure 5 A deep soil sampling device for soil detection comprises a fixing frame 1, the fixing frame 1 is in a U-shape, a first connecting shaft block 2 is fixedly installed on the inner wall of the fixing frame 1, a second connecting shaft block 3 is fixedly installed in the inner cavity of the fixing frame 1, a drilling column 4 is movably installed in the first connecting shaft block 2 and the second connecting shaft block 3, a spiral portion 5 is arranged on the outer side of the drilling column 4, a fixing plate 6, a fixing frame 7 and a handle 8 are respectively fixedly installed on the outer side of the drilling column 4, the spiral portion 5 is located below the fixing plate 6, the fixing frame 7 is located above the fixing plate 6, and the handle 8 is located above the fixing frame 7, a soil entry cavity 12 is opened in the drilling column 4, a first connecting column 9 and a second connecting column 16 are movably installed in the soil entry cavity 12, a drill bit 11 is fixedly installed at the bottom end of the second connecting column 16, and the drill bit 11 is located below the drilling column 4, a plug-in column 23 is movably installed in the fixing frame 7, and the plug-in column 23 is movably connected to the first connecting column 9.

[0027] In this embodiment, a first limit block 14 and a second limit block 15 are fixedly installed in the soil cavity 12, a sliding block 13 is movably installed between the first limit block 14 and the second limit block 15, the top end of the second connecting column 16 is fixedly connected to the top end of the sliding block 13, and the top end of the sliding block 13 is fixedly connected to the bottom end of the first connecting column 9.

[0028] In this embodiment, a third limit block 17 is fixedly installed on the top side of the drill bit 11 , and a limit groove 18 matching the third limit block 17 is opened at the bottom end of the drilling column 4 , and the limit groove 18 is located below the second limit block 15 .

[0029] In this embodiment, the top end of the first connecting column 9 passes through the top inner wall of the drilling column 4 and extends outward, and a hand-held handle is fixedly installed on the top end of the first connecting column 9 .

[0030] Working principle of this embodiment: When in use, the fixing frame 1 is placed on the ground, the drilling column 4 is rotated by the handle 8, the first connecting shaft block 2 and the second connecting shaft block 3, and a spiral portion 5 is provided on the outer side of the drilling column 4 to facilitate the drilling of the drilling column 4 in the soil and deep underground to take soil samples.

[0031] During use, when taking soil samples, the drilling column 4 is pulled upward by the handle, and the first connecting column 9 is pressed, so that the soil at the bottom end of the drilling column 4 will enter the soil cavity 12, and then the first connecting column 9 is pulled upward in the drilling column 4, and the first connecting column 9 will drive the sliding block 13 to move upward in the soil cavity 12, and drive the drill bit 11 into the soil cavity 12 through the second connecting column 16, and the drill bit 11 will be connected to the limiting groove 18 through the third limiting block 17, so that the soil entering the soil cavity 12 will not fall out of the drilling column 4, because the soil enters the drilling column 4 from the bottom end of the drilling column 4, thereby facilitating deep soil sampling.

[0032] Embodiment 2:

[0033] See also Figure 1-Figure 3 , Figure 6A deep soil sampling device for soil detection comprises a fixing frame 1, the fixing frame 1 is in a U-shape, a first connecting shaft block 2 is fixedly installed on the inner wall of the fixing frame 1, a second connecting shaft block 3 is fixedly installed in the inner cavity of the fixing frame 1, a drilling column 4 is movably installed in the first connecting shaft block 2 and the second connecting shaft block 3, a spiral portion 5 is arranged on the outer side of the drilling column 4, a fixing plate 6, a fixing frame 7 and a handle 8 are respectively fixedly installed on the outer side of the drilling column 4, the spiral portion 5 is located below the fixing plate 6, the fixing frame 7 is located above the fixing plate 6, and the handle 8 is located above the fixing frame 7, a soil entry cavity 12 is opened in the drilling column 4, a first connecting column 9 and a second connecting column 16 are movably installed in the soil entry cavity 12, a drill bit 11 is fixedly installed at the bottom end of the second connecting column 16, and the drill bit 11 is located below the drilling column 4, a plug-in column 23 is movably installed in the fixing frame 7, and the plug-in column 23 is movably connected to the first connecting column 9.

[0034] In this embodiment, a fixed column 19 is fixedly installed inside the fixed frame 7, and a sliding plate 20 and a compression spring 21 are movably installed on the outside of the fixed column 19. The sliding plate 20 and the compression spring 21 are fixedly connected, and the other end of the compression spring 21 is fixedly connected to the inner wall of the fixed frame 7.

[0035] In this embodiment, a movable column 22 is fixedly installed on one side of the sliding plate 20 close to the compression spring 21. The movable column 22 passes through the inner wall of the fixed frame 7 and is fixedly installed with a pulling handle 10. The other end of the sliding plate 20 is fixedly connected to the plug-in column 23.

[0036] The working principle of this embodiment is as follows: when taking soil samples, the pulling handle 10 is pulled toward the side away from the fixed frame 7. The pulling handle 10 will drive the sliding plate 20 to slide on the fixed column 19 through the movable column 22, compress the compression spring 21, and drive the plug-in column 23 and the first connecting column 9 to separate from each other, so that the first connecting column 9 can move in the drilling column 4, making it easier for the drilling column 4 to take soil samples.

[0037] When the plug-in column 23 and the first connecting column 9 are connected to each other, the drill bit 11 will be fixed together with the ground-drilling column 4 through the third limiting block 17 and the limiting groove 18, so as to facilitate the ground-drilling work of the ground-drilling column 4.

Claims

1. A deep soil sampling device for soil detection, comprising a fixing frame (1), characterized in that: The fixing frame (1) is in a U-shape, a first connecting shaft block (2) is fixedly installed through the inner wall of the fixing frame (1), a second connecting shaft block (3) is fixedly installed in the inner cavity of the fixing frame (1), a ground drilling column (4) is movably installed through the interior of the first connecting shaft block (2) and the second connecting shaft block (3), a spiral portion (5) is arranged on the outer side of the ground drilling column (4), a fixing plate (6), a fixing frame (7) and a handle (8) are respectively fixedly installed on the outer side of the ground drilling column (4), the spiral portion (5) is located below the fixing plate (6), and the fixing plate (6) is fixedly installed on the outer side of the fixing frame (7). The fixing frame (7) is located above the fixing plate (6), the handle (8) is located above the fixing frame (7), the inside of the drilling column (4) is provided with a soil entry cavity (12), the inside of the soil entry cavity (12) is movably provided with a first connecting column (9) and a second connecting column (16), the bottom end of the second connecting column (16) is fixedly provided with a drill bit (11), the drill bit (11) is located below the drilling column (4), and the inside of the fixing frame (7) is movably provided with a plug-in column (23), the plug-in column (23) is movably connected to the first connecting column (9).

2. A deep soil sampling device for soil detection according to claim 1, characterized in that: A first limit block (14) and a second limit block (15) are fixedly installed in the soil entry cavity (12), a sliding block (13) is movably installed between the first limit block (14) and the second limit block (15), the top end of the second connecting column (16) is fixedly connected to the top end of the sliding block (13), and the top end of the sliding block (13) is fixedly connected to the bottom end of the first connecting column (9).

3. A deep soil sampling device for soil detection according to claim 2, characterized in that: A third limiting block (17) is fixedly mounted on the top side of the drill bit (11), and a limiting groove (18) matching the third limiting block (17) is provided at the bottom end of the drilling column (4), and the limiting groove (18) is located below the second limiting block (15).

4. A deep soil sampling device for soil detection according to claim 1, characterized in that: The top end of the first connecting column (9) passes through the inner wall of the top end of the drilling column (4) and extends outwards, and a hand-held handle is fixedly mounted on the top end of the first connecting column (9).

5. A deep soil sampling device for soil detection according to claim 1, characterized in that: A fixing column (19) is fixedly installed inside the fixing frame (7), and a sliding plate (20) and a compression spring (21) are movably installed on the outer side of the fixing column (19), the sliding plate (20) and the compression spring (21) are fixedly connected, and the other end of the compression spring (21) is fixedly connected to the inner wall of the fixing frame (7).

6. A deep soil sampling device for soil detection according to claim 5, characterized in that: A movable column (22) is fixedly installed on one side of the sliding plate (20) close to the compression spring (21); the movable column (22) passes through the inner wall of the fixed frame (7) and is fixedly installed with a pulling handle (10); the other end of the sliding plate (20) is fixedly connected to the plug column (23).

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