Sampling device for soil detection

Abstract

The utility model relates to the technical field of soil detection equipment, and provides a sampling device for soil detection, which comprises a protection assembly, the protection assembly comprises a sleeve, a built-in cavity and a top plate, and the built-in cavity is arranged in the sleeve. By arranging the sampling structure and starting the driving motor, the driving motor is started to drive the driving shaft to rotate, the driving shaft rotates to drive the rotating cylinder to rotate through the connecting plate, and the rotating cylinder is in threaded connection with the sleeve, so that the rotating cylinder can move downwards through the sleeve when rotating; when the rotating cylinder rotates, the sampling cylinder and the drill bit can be driven to rotate and move downwards at the same time, the bottom end of the drill bit can drill soil, when the soil is drilled to a proper depth, the electric push rod is started, the bottom end of the electric push rod contracts upwards, the sampling groove is opened, the soil enters the sampling cylinder, and sampling is completed; the sampling device for soil detection has the function of facilitating soil sampling, and the use convenience of the sampling device for soil detection is improved.

Description

Technical Field

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

[0002] Modern agriculture has increasingly higher requirements for soil, requiring fast, accurate, and large-scale soil sampling and analysis to support scientific fertilization, irrigation, and other agricultural production activities. Soil sampling devices can help farmers understand information such as nutrients, microorganisms, and heavy metals in the soil, thereby scientifically formulating fertilization plans and measures to prevent and control pests and diseases, and improving crop yields and quality.

[0003] Traditional manual sampling methods often require a lot of time and manpower, and their low efficiency is particularly prominent when a large number of samples need to be analyzed. Therefore, it is necessary to design a sampling device for soil testing. Utility Model Content

[0004] The purpose of the utility model is to provide a sampling device for soil testing, which is used to solve the defects of the existing manual sampling method, which often requires a lot of time and manpower and is particularly inefficient when a large number of samples need to be analyzed.

[0005] In order to solve the above technical problems, the present utility model provides the following technical solutions: a sampling device for soil detection, comprising a protective assembly;

[0006] The protective assembly includes a sleeve, a built-in cavity and a top plate. The built-in cavity is opened inside the sleeve, and the top plate is fixed on the outer wall of the top of the sleeve.

[0007] A guide structure is fixed on both sides of the top of the top plate, and the guide structure includes a guide rod, a guide plate and an anti-slip plate;

[0008] A sampling structure is provided inside the built-in cavity, and the sampling structure includes a driving motor, a driving shaft, a connecting plate, a rotating cylinder, a cavity, an electric push rod, a sampling cylinder, a sampling slot and a drill bit. The rotating cylinder is provided at the top of the built-in cavity, a connecting plate is fixed to the top of the rotating cylinder, a driving shaft is fixed to the top of the connecting plate, a cavity is provided inside the rotating cylinder, an electric push rod is fixed to the bottom of the cavity, a sampling cylinder is fixed to the bottom end of the rotating cylinder, a sampling slot is provided on one side of the bottom of the sampling cylinder, a sampling slot is fixed to the bottom end of the sampling cylinder, and the driving motor is mounted on the top end of the guide plate;

[0009] A supporting structure is fixed to the bottom end of the sleeve.

[0010] Furthermore, the guide plate is arranged above the top plate, guide rods are passed through both sides of the guide plate, and anti-slip plates are fixed to the top ends of the guide rods.

[0011] Furthermore, the guide rods are symmetrically distributed on both sides of the top plate, and the guide rods are slidably connected to the guide plate.

[0012] Furthermore, the top end of the driving shaft extends to the outside of the guide plate and is fixedly connected to the output end of the driving motor, and the bottom end of the electric push rod extends to the bottom of the sampling cylinder.

[0013] Furthermore, the inner diameter of the sampling tube is larger than the outer diameter of the bottom of the electric push rod, and the main cross-section of the drill bit is designed to be triangular.

[0014] Furthermore, the support structure includes a support plate, fixing nails and reserved grooves. The support plate is fixed to the bottom end of the sleeve. The bottom end of the support plate is evenly fixed with fixing nails, and the inside of the support plate is provided with reserved grooves.

[0015] Furthermore, the fixing pins are distributed at equal intervals on the bottom end of the support plate, and the central axis of the reserved groove and the central axis of the drill bit are collinear.

[0016] The utility model provides a soil sampling device for testing, which has the following advantages:

[0017] By providing a sampling structure, the driving motor is started, the driving motor drives the driving shaft to rotate, the driving shaft rotates and drives the rotating cylinder to rotate through the connecting plate, the rotating cylinder and the sleeve are threadedly connected, so that the rotating cylinder can move downward through the sleeve when rotating, and the rotating cylinder drives the sampling cylinder and the drill bit to move downward while rotating, and the bottom end of the drill bit can drill the soil. When drilling to a suitable depth, the electric push rod is started, and the bottom end of the electric push rod is retracted upward to open the sampling slot, and the soil will enter the interior of the sampling cylinder to complete the sampling, thereby realizing the function of facilitating soil sampling and improving the convenience of the soil detection sampling device when in use;

[0018] By providing a guide structure, when the rotating drum descends, the guide plate will descend along with the connecting plate. When descending, the guide plate will slide on the outside of the guide rod, ensuring the stability of the descent and preventing the rotating drum from deflecting when descending. This ensures the stability of the descent device and improves the stability of the soil testing sampling device during use.

[0019] By providing a support structure, fixing nails are inserted into the soil before sampling. After multiple groups of fixing nails are inserted into the soil, the stability of the support plate can be ensured, which facilitates the stable implementation of subsequent soil sampling. The device has the function of increasing support stability and improves the stability of the soil testing sampling device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1This is a schematic diagram of the overall three-dimensional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the main cross-sectional three-dimensional structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0023] Figure 4 It is a side cross-sectional structural schematic diagram of the utility model;

[0024] Figure 5 It is a schematic diagram of the top cross-sectional structure of the utility model.

[0025] Explanation of the reference numerals in the figure: 1. Protective component; 11. Sleeve; 12. Built-in cavity; 13. Top plate; 2. Guide structure; 21. Guide rod; 22. Guide plate; 23. Anti-slip plate; 3. Sampling structure; 31. Drive motor; 32. Drive shaft; 33. Connecting plate; 34. Rotating cylinder; 35. Cavity; 36. Electric push rod; 37. Sampling cylinder; 38. Sampling slot; 39. Drill bit; 4. Support structure; 41. Support plate; 42. Fixing nail; 43. Reserved slot. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] See also Figure 1-Figure 5 The utility model provides a soil sampling device for detection, which includes a protective component 1.

[0028] Reference Figure 1-Figure 3 and Figure 5 The protective component 1 includes a sleeve 11, a built-in cavity 12 and a top plate 13. The built-in cavity 12 is opened inside the sleeve 11. The top plate 13 is fixed on the outer wall of the top of the sleeve 11. Guide structures 2 are fixed on both sides of the top of the top plate 13. The guide structure 2 includes a guide rod 21, a guide plate 22 and an anti-slip plate 23. The guide plate 22 is arranged above the top plate 13. Guide rods 21 are passed through both sides of the inside of the guide plate 22. Anti-slip plates 23 are fixed on the top of the guide rods 21. The guide rods 21 are symmetrically distributed on both sides of the top plate 13, and the guide rods 21 and the guide plates 22 are slidably connected.

[0029] When the rotating cylinder 34 descends, the guide plate 22 will descend along with the connecting plate 33. When descending, the guide plate 22 will slide on the outside of the guide rod 21 to ensure the stability of the descent and avoid deviation of the rotating cylinder 34 when descending, thereby realizing the function of ensuring the stability of the descent of the device.

[0030] Reference Figure 1-Figure 5 The sampling structure 3 is provided inside the built-in cavity 12. The sampling structure 3 includes a driving motor 31, a driving shaft 32, a connecting plate 33, a rotating cylinder 34, a cavity 35, an electric push rod 36, a sampling cylinder 37, a sampling slot 38 and a drill bit 39. The rotating cylinder 34 is provided at the top of the built-in cavity 12. The top of the rotating cylinder 34 is fixed with a connecting plate 33. The top of the connecting plate 33 is fixed with a driving shaft 32. The interior of the rotating cylinder 34 is provided with a cavity 35. The bottom of the cavity 35 is fixed with an electric push rod 36. The rotating cylinder A sampling barrel 37 is fixed to the bottom end of 34, and a sampling groove 38 is opened on one side of the bottom of the sampling barrel 37. The sampling groove 38 is fixed to the bottom end of the sampling barrel 37, and the driving motor 31 is installed on the top end of the guide plate 22. The top end of the driving shaft 32 extends to the outside of the guide plate 22 and is fixedly connected to the output end of the driving motor 31. The bottom end of the electric push rod 36 extends to the bottom of the sampling barrel 37. The inner diameter of the sampling barrel 37 is larger than the outer diameter of the bottom of the electric push rod 36. The main cross-section of the drill bit 39 is triangular in design.

[0031] Connect an external power supply to start the drive motor 31. When the drive motor 31 is started, it will drive the drive shaft 32 to rotate. The rotation of the drive shaft 32 will drive the rotating cylinder 34 to rotate through the connecting plate 33. The rotating cylinder 34 is threadedly connected to the sleeve 11, so that the rotating cylinder 34 can move downward through the sleeve 11 when rotating. When the rotating cylinder 34 rotates, it will drive the sampling cylinder 37 and the drill bit 39 to move downward while rotating. The bottom end of the drill bit 39 can drill through the soil. When it reaches the appropriate depth, start the electric push rod 36. The bottom end of the electric push rod 36 will retract upward, which will open the sampling slot 38, and the soil will enter the interior of the sampling cylinder 37 to complete the sampling.

[0032] Reference Figure 1-Figure 5 A support structure 4 is fixed to the bottom end of the sleeve 11. The support structure 4 includes a support plate 41, a fixing nail 42 and a reserved groove 43. The support plate 41 is fixed to the bottom end of the sleeve 11. The fixing nails 42 are evenly fixed to the bottom end of the support plate 41. Reserved grooves 43 are opened inside the support plate 41. The fixing nails 42 are evenly distributed at the bottom end of the support plate 41. The central axis of the reserved groove 43 is collinear with the central axis of the drill bit 39.

[0033] Before sampling, the fixing nails 42 are inserted into the soil. After multiple groups of fixing nails 42 are inserted into the soil, the stability of the support plate 41 can be ensured, so that subsequent soil sampling can be carried out stably.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A soil sampling device for testing, comprising a protective assembly (1); Its characteristics are: The protective assembly (1) comprises a sleeve (11), a built-in cavity (12) and a top plate (13); the built-in cavity (12) is provided inside the sleeve (11), and the top plate (13) is fixed to the outer wall of the top of the sleeve (11); A guide structure (2) is fixed on both sides of the top end of the top plate (13), and the guide structure (2) includes a guide rod (21), a guide plate (22) and an anti-slip plate (23); A sampling structure (3) is provided inside the built-in cavity (12), and the sampling structure (3) comprises a driving motor (31), a driving shaft (32), a connecting plate (33), a rotating cylinder (34), a cavity (35), an electric push rod (36), a sampling cylinder (37), a sampling slot (38) and a drill bit (39). The rotating cylinder (34) is provided at the top of the built-in cavity (12), and a connecting plate (33) is fixed to the top of the rotating cylinder (34). A driving shaft (32) is fixed to the top of the rotating cylinder (33), a cavity (35) is provided inside the rotating cylinder (34), an electric push rod (36) is fixed to the bottom of the cavity (35), a sampling cylinder (37) is fixed to the bottom end of the rotating cylinder (34), a sampling groove (38) is provided on one side of the bottom of the sampling cylinder (37), and a sampling groove (38) is fixed to the bottom end of the sampling cylinder (37), and the driving motor (31) is installed on the top end of the guide plate (22); A supporting structure (4) is fixed to the bottom end of the sleeve (11).

2. A soil sampling device according to claim 1, characterized in that: The guide plate (22) is arranged above the top plate (13), and guide rods (21) are passed through both sides of the guide plate (22), and anti-slip plates (23) are fixed to the top ends of the guide rods (21).

3. A soil sampling device according to claim 2, characterized in that: The guide rods (21) are symmetrically distributed on both sides of the top plate (13), and the guide rods (21) and the guide plates (22) are slidably connected.

4. The soil sampling device according to claim 1, wherein: The top end of the driving shaft (32) extends to the outside of the guide plate (22) and is fixedly connected to the output end of the driving motor (31), and the bottom end of the electric push rod (36) extends to the bottom of the sampling cylinder (37).

5. The soil sampling device according to claim 1, characterized in that: The inner diameter of the sampling tube (37) is larger than the outer diameter of the bottom of the electric push rod (36), and the main cross-section of the drill bit (39) is designed to be triangular.

6. The soil sampling device according to claim 1, characterized in that: The support structure (4) comprises a support plate (41), a fixing nail (42) and a reserved groove (43); the support plate (41) is fixed to the bottom end of the sleeve (11); the fixing nail (42) is evenly fixed to the bottom end of the support plate (41); and the reserved groove (43) is opened inside the support plate (41).

7. The soil sampling device according to claim 6, characterized in that: The fixing pins (42) are distributed at equal intervals on the bottom end of the support plate (41), and the central axis of the reserved groove (43) and the central axis of the drill bit (39) are collinear.

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