Soil sampling device

Abstract

The utility model provides a soil sampling device, including a horizontal plate and a sampling tube, wherein a control box is fixedly installed on the top of the horizontal plate, a metal rod is rotatably connected to the bottom end of the horizontal plate, a cleaning ring is sleeved on the surface of the metal rod, a connecting seat is fixedly provided on the top end of the sampling tube, and the bottom end of the metal rod is fixedly connected to the connecting seat. The metal rod and the sampling tube of the utility model are fixedly connected through the connecting seat, and the metal rod and the connecting seat are fixed and disassembled through the cooperation of a connecting block, a fixing column, a reset spring and a limiting plate, so that the disassembly and replacement of the sampling tube is convenient, and sampling tubes of different sizes can be replaced according to sampling requirements, thereby improving the practicality of the sampling device.

Description

Technical Field

[0001] The utility model belongs to the technical field of soil sampling and relates to a soil sampling device. Background Art

[0002] Currently in the field of agricultural planting technology, in order to determine the suitability of soil in the planting area, technicians need to conduct soil sampling and analysis in the planting area to ensure that the soil in the planting area can adapt to the growth environment of the planted plants.

[0003] Traditional soil sampling is mainly carried out by manually carrying a shovel. This method of sampling is time-consuming and labor-intensive, and damages the surrounding environment, leading to soil erosion. Soil samplers are currently available on the market for sampling. During the use of existing soil samplers, we found that the sampling tube and the metal rod are fixedly welded. When sampling, different sampling tubes cannot be selected according to the sampling volume requirements, which affects the practicality of the soil sampler. For this reason, we designed a soil sampling device to solve the above technical problems. Summary of the invention

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

[0005] The purpose of the utility model can be achieved through the following technical solutions: a soil sampling device, including a horizontal plate and a sampling barrel, a control box is fixedly installed on the top of the horizontal plate, a metal rod is rotatably connected to the bottom end of the horizontal plate, a cleaning ring is sleeved on the surface of the metal rod, a connecting seat is fixedly provided on the top of the sampling barrel, the bottom end of the metal rod is fixedly connected to the connecting seat, a cover plate is snap-connected to one side of the sampling barrel, and a ring-distributed tooth block is fixedly provided on the bottom end of the sampling barrel.

[0006] In the above-mentioned soil sampling device, a driving motor is fixedly installed at the bottom end of the control box, the output shaft of the driving motor is fixedly connected to the top of the metal rod, and electric push rods are fixedly installed on both sides of the top of the control box. The telescopic ends of the two electric push rods pass through the cross plate and are fixedly connected to the two sides of the top of the cleaning ring.

[0007] In the above-mentioned soil sampling device, both sides of the top of the horizontal plate are provided with hand-gripping grooves.

[0008] In the above-mentioned soil sampling device, the surface of the metal rod is engraved with evenly distributed scale lines.

[0009] In the above-mentioned soil sampling device, a connecting block is fixedly provided at the bottom end of the metal rod, a connecting groove is provided at the top end of the connecting seat, and the connecting block is nested and connected with the connecting groove.

[0010] In the above-mentioned soil sampling device, a through hole is opened in the middle of the connecting block, installation grooves are opened on both sides of the inner wall of the connecting groove, a through fixing column is inserted and connected in the middle of the installation groove, and one end of the fixing column is nested and connected with the through hole.

[0011] In the above-mentioned soil sampling device, a limit plate is fixedly installed in the middle of the fixed column, and the limit plate is placed inside the mounting groove. A return spring is nested and connected on the surface of the fixed column, one end of the return spring is fixedly connected to the wall of the mounting groove, and the other end of the return spring is fixedly connected to the side of the limit plate.

[0012] Compared with the prior art, the advantages of the soil sampling device of the utility model are:

[0013] 1. The metal rod and the sampling tube are fixedly connected through a connecting seat. The metal rod and the connecting seat are fixed and disassembled through the cooperation of a connecting block, a fixing column, a reset spring and a limit plate, which facilitates the disassembly and replacement of the sampling tube. Sampling tubes of different sizes can be replaced according to sampling requirements, thereby improving the practicality of the sampling device.

[0014] 2. A cleaning ring is provided on the surface of the metal rod. After sampling is completed, the dirt on the surface of the metal rod can be cleaned through the cleaning ring, thereby improving the cleanliness of the surface of the metal rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a structural schematic diagram of a soil sampling device.

[0016] Figure 2 The utility model is a schematic diagram of the connection structure of a metal rod and a sampling tube of a soil sampling device.

[0017] Figure 3 The utility model is a soil sampling device Figure 2 A partial enlarged view of point A in the middle.

[0018] Figure 4 The utility model is a schematic diagram of the internal structure of a control box of a soil sampling device.

[0019] In the figure, 1. horizontal plate; 2. control box; 3. cleaning ring; 4. metal rod; 5. scale line; 6. connecting seat; 7. sampling tube; 8. cover plate; 9. fixing column; 10. gear block; 11. connecting block; 12. through hole; 13. connecting groove; 14. mounting groove; 15. reset spring; 16. limit plate; 17. drive motor; 18. electric push rod. DETAILED DESCRIPTION

[0020] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0021] like Figure 1-4 As shown, the utility model is a soil sampling device, comprising a horizontal plate 1 and a sampling tube 7, a control box 2 is fixedly installed on the top of the horizontal plate 1, a metal rod 4 is rotatably connected to the bottom end of the horizontal plate 1, a cleaning ring 3 is sleeved on the surface of the metal rod 4, a connecting seat 6 is fixedly provided on the top of the sampling tube 7, the bottom end of the metal rod 4 is fixedly connected to the connecting seat 6, a cover plate 8 is snap-connected on one side of the sampling tube 7, and a ring-shaped tooth block 10 is fixedly provided on the bottom end of the sampling tube 7.

[0022] Specifically, a cleaning ring 3 is provided on the surface of the metal rod 4, which facilitates cleaning of the surface of the metal rod 4 after sampling is completed. The metal rod 4 and the sampling tube 7 are detachably fixedly connected, which facilitates replacement of sampling tubes 7 of different sizes for sampling.

[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model is a soil sampling device, a driving motor 17 is fixedly installed at the bottom end of the control box 2, the output shaft of the driving motor 17 is fixedly connected to the top of the metal rod 4, and electric push rods 18 are fixedly installed on both sides of the top of the control box 2, and the telescopic ends of the two electric push rods 18 pass through the cross plate 1 and are fixedly connected to the two sides of the top of the cleaning ring 3.

[0024] Hand grip grooves are provided on both sides of the top of the horizontal plate 1. Specifically, the hand grip grooves are provided to facilitate personnel to hold the horizontal plate 1 when taking samples.

[0025] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model is a soil sampling device, and the surface of the metal rod 4 is engraved with evenly distributed scale lines 5.

[0026] Specifically, the engraved scale line 5 facilitates observation of the sampling depth.

[0027] A connecting block 11 is fixedly provided at the bottom end of the metal rod 4 , a connecting groove 13 is provided at the top end of the connecting seat 6 , and the connecting block 11 is nested and connected with the connecting groove 13 .

[0028] A through hole 12 is formed in the middle of the connecting block 11 , and mounting grooves 14 are formed on both sides of the inner wall of the connecting groove 13 . A through fixing column 9 is inserted and connected in the middle of the mounting groove 14 , and one end of the fixing column 9 is nested and connected with the through hole 12 .

[0029] A limiting plate 16 is fixedly installed in the middle of the fixed column 9, and the limiting plate 16 is placed inside the mounting groove 14. A return spring 15 is nested and connected on the surface of the fixed column 9. One end of the return spring 15 is fixedly connected to the groove wall of the mounting groove 14, and the other end of the return spring 15 is fixedly connected to the side of the limiting plate 16.

[0030] Specifically, the expansion and contraction of the fixing column 9 is controlled by the cooperation of the return spring 15 and the limit plate 16 , so that the fixing column 9 and the through hole 12 are nested and separated, which facilitates the connection and separation of the metal rod 4 and the connecting seat 6 .

[0031] Specifically, when using the sampling device, first select a sampling tube 7 of a suitable size according to the sampling requirements, then assemble the sampling tube 7 with the metal rod 4, manually pull the fixing column 9 outward to move the end of the fixing column 9 into the installation groove 14, then insert the connecting block 11 at the bottom end of the metal rod 4 into the connecting groove 13 opened at the top end of the connecting seat 6, manually release the fixing column 9, and the fixing column 9 is nested with the through hole 12 opened at the center of the connecting block 11 through the reset thrust of the reset spring 15, thereby completing the connection between the metal rod 4 and the sampling tube 7;

[0032] When sampling, the power is turned on to turn on the drive motor 17, and the metal rod 4 is driven to rotate by the drive motor 17, and the sampling tube 7 is driven to rotate by the rotation of the metal rod 4 to take samples. After the sampling is completed, the electric push rod 18 can be opened, and the cleaning ring 3 is pushed by the electric push rod 18 to reciprocate on the surface of the metal rod 4, and the surface of the metal rod 4 is cleaned by the cleaning ring 3.

[0033] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A soil sampling device, comprising a horizontal plate (1) and a sampling tube (7), wherein a control box (2) is fixedly mounted on the top of the horizontal plate (1), and a metal rod (4) is rotatably connected to the bottom of the horizontal plate (1), characterized in that: The surface of the metal rod (4) is sleeved with a cleaning ring (3), the top of the sampling tube (7) is fixedly provided with a connecting seat (6), the bottom of the metal rod (4) is fixedly connected to the connecting seat (6), one side of the sampling tube (7) is snap-fitted with a cover plate (8), and the bottom of the sampling tube (7) is fixedly provided with annularly distributed tooth blocks (10); A connecting block (11) is fixedly provided at the bottom end of the metal rod (4), a connecting groove (13) is provided at the top end of the connecting seat (6), and the connecting block (11) is nested and connected with the connecting groove (13); A through hole (12) is provided in the middle of the connection block (11), mounting grooves (14) are provided on both sides of the inner wall of the connection groove (13), a through fixing column (9) is inserted and connected in the middle of the mounting groove (14), and one end of the fixing column (9) is nested and connected with the through hole (12); A limiting plate (16) is fixedly installed in the middle of the fixing column (9), and the limiting plate (16) is placed inside the mounting groove (14). A return spring (15) is nested and connected on the surface of the fixing column (9), and one end of the return spring (15) is fixedly connected to the groove wall of the mounting groove (14), and the other end of the return spring (15) is fixedly connected to the side of the limiting plate (16).

2. A soil sampling device according to claim 1, characterized in that: A driving motor (17) is fixedly mounted at the bottom end of the control box (2), and the output shaft of the driving motor (17) is fixedly connected to the top end of the metal rod (4). Electric push rods (18) are fixedly mounted on both sides of the top end of the control box (2), and the telescopic ends of the two electric push rods (18) pass through the cross plate (1) and are fixedly connected to both sides of the top end of the cleaning collar (3).

3. A soil sampling device according to claim 1, characterized in that: Hand grip grooves are provided on both sides of the top end of the horizontal plate (1).

4. A soil sampling device according to claim 1, characterized in that: The surface of the metal rod (4) is engraved with evenly distributed scale lines (5).

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