Soil remediation sampling device with layering function

Abstract

The utility model belongs to the technical field of soil sampling, and particularly relates to a soil remediation sampling device with a layering function, which comprises a connecting cylinder, the outer wall of the connecting cylinder is fixedly connected with a sampling frame, a connecting rod penetrates through the inner wall of the connecting cylinder, and the outer wall of the connecting rod is fixedly connected with a sampling groove plate. A rotary guide groove is formed in the connecting part of the sampling frame and the sampling groove plate, connecting blocks, clamping columns and clamping grooves are arranged, three groups of connecting cylinders are assembled through two groups of connecting blocks, then the connecting cylinders are in threaded connection with ejector pins through the other group of connecting blocks, then the connecting cylinders are connected with fixing blocks through threads, and meanwhile, the clamping columns and the clamping grooves are clamped through the clamping columns and the clamping grooves. A clamping column at the bottom end of a bottom connecting column is embedded with a clamping groove in the top end of a top connecting column, so that the three groups of connecting rods are fixedly connected, and similarly, the connecting rods are connected with a rotating block through the clamping column and the clamping groove, so that the three groups of sampling frames are quickly assembled, and stratified sampling operation of soil is conveniently realized.

Description

Technical Field

[0001] The utility model belongs to the technical field of soil sampling, and in particular relates to a soil remediation sampling device with a stratification function. Background Art

[0002] Soil remediation is a technical measure to restore the normal function of contaminated soil. In the soil remediation process, the first thing to do is to sample the soil in the contaminated area, and then inspect the collected soil samples to analyze the degree of contamination of the soil in the area, especially for sampling of soft soil. It is necessary to collect shallow and deep soil and analyze the degree of contamination of soil layers at different depths before effective remediation can be carried out.

[0003] For example, the patent with announcement number CN215338978U discloses a soil remediation sampling device with stratification function, including a hollow cylinder, a drill bit is provided at the bottom end of the hollow cylinder, a sleeve is provided at the top end of the hollow cylinder, a movable shaft is inserted and assembled at the bottom end of the hollow cylinder, a plurality of cam plates are fixedly sleeved on the outer wall of the movable shaft, a slideway is provided on the cam plate, a limited block is slidably connected on the slideway, and a pressure plate is fixedly connected on one side of the limited block. This soil remediation sampling device with stratification function, the utility model is used by the cooperation of the hollow cylinder, the movable shaft, the drill bit, the sleeve, the handle, the rotating block, the sampling tube, the card slot, the card block, the cam plate, the pressure plate, the limit cylinder, the spring, the limit block, the slideway, the fixed block, the bolt, the first threaded hole and the second threaded hole, because there are multiple sampling tubes and they are in different positions, they can be used for stratified soil sampling, which can simplify the sampling operation process and improve work efficiency.

[0004] When using the existing soil remediation sampling device with stratification function, it is sometimes necessary to sample according to different depths of the soil area, and multiple sets of sampling tubes need to be assembled, which is relatively cumbersome. In view of this, we propose a soil remediation sampling device with stratification function. Utility Model Content

[0005] The purpose of the utility model is to provide a soil remediation sampling device with a stratification function in view of the above-mentioned existing technical problems, so as to solve the problem that the assembly of multiple sets of sampling tubes proposed in the above-mentioned background technology is relatively complicated.

[0006] The cam is provided with a plurality of connecting rods, each of which is provided with a plurality of connecting rods, each of which is provided with a plurality of connecting rods, each of which is provided with a plurality of connecting rods, each of which is provided with a plurality of connecting rods.

[0007] Based on the above structure, the staff connects the connecting block and the connecting tube through the threads at the upper and lower ends of the connecting tube. Similarly, the three groups of connecting tubes are assembled through two groups of connecting blocks. Then, the connecting tube and the ejector pin are threadedly connected through the connecting block of the remaining group. Then, the connecting tube and the fixed block are connected through threads. At the same time, the engaging column at the bottom end of the bottom connecting column is engaged with the engaging groove at the top end of the top connecting column to realize the fixed connection operation of the three groups of connecting rods. Similarly, the connecting rod is connected to the rotating block through the engaging column and the engaging groove. By setting the connecting block, the engaging column and the engaging groove, the rapid assembly operation of the three groups of sampling frames can be realized.

[0008] Preferably, the cross-section of the sampling frame is fan-shaped, and two groups of the sampling frames are arranged, and the two groups of the sampling frames are centrally symmetrical about the connecting tube. During operation, by setting the sampling frame with a fan-shaped cross-section, it is beneficial for the sampling slot plate to rotate and drive the soil on one side of the sampling frame to enter the sampling slot plate, thereby realizing the sampling operation of the soil.

[0009] Preferably, the cross-section of the sampling slot plate is fan-shaped, and two groups of the sampling slot plates are provided. The sampling slot plates form a tightly fitting structure with the sampling frame through a rotating guide groove. During operation, the connecting rod rotates to drive the sampling slot plate to rotate along the rotating guide groove inside the sampling frame. The rotation of the sampling slot plate drives the soil on one side of the sampling frame to enter the sampling slot plate, thereby realizing a layered sampling operation of the soil.

[0010] Preferably, three groups of the connecting tubes and connecting blocks are provided, and the three groups of the connecting tubes are connected through the connecting blocks. During operation, the staff connects the connecting blocks and the connecting tubes through the threads at the upper and lower ends of the connecting tubes. Similarly, the three groups of connecting tubes are assembled through two groups of connecting blocks.

[0011] Preferably, threads are provided at both upper and lower ends of the connecting tube, and the connecting tube forms a fixed structure with the fixing block through the upper thread, and the connecting tube forms a fixed structure with the ejector pin through the lower thread. During operation, the connecting tube and the ejector pin are threadedly connected through the connecting block, and then the connecting tube and the fixing block are connected through the threads.

[0012] Preferably, the connecting rods are provided with three groups, and the three groups of connecting rods are interconnected by snap-fitting columns and snap-fitting grooves. The snap-fitting columns are cross-shaped in appearance. When working, the snap-fitting columns at the bottom end of the bottom connecting columns are engaged with the snap-fitting grooves at the top end of the top connecting columns to realize the fixed connection operation of the three groups of connecting rods.

[0013] Preferably, the connection mode between the rotating block and the connecting rod is the same as the connection mode between the engaging column and the engaging groove. When working, the connecting rod is connected to the rotating block through the engaging column and the engaging groove.

[0014] The beneficial effects of the utility model are:

[0015] 1. By setting the connecting block, the engaging column and the engaging groove, the staff connects the connecting block and the connecting tube through the threads at the upper and lower ends of the connecting tube. Similarly, the three groups of connecting tubes are assembled through two groups of connecting blocks. Then, the connecting tube and the ejector pin are threadedly connected through the connecting block of the remaining group. Then, the connecting tube is connected to the fixed block through the thread. At the same time, the engaging column at the bottom end of the bottom connecting column is engaged with the engaging groove at the top end of the top connecting column to realize the fixed connection operation of the three groups of connecting rods. Similarly, the connecting rod is connected to the rotating block through the engaging column and the engaging groove to realize the rapid assembly operation of the three groups of sampling frames, which is convenient for realizing the layered sampling operation of the soil.

[0016] 2. By setting up the sampling slot plate, the staff presses the fixed handle, and the movement of the fixed handle drives the ejector pin to be inserted into the sampling area. Then, the staff turns the rotating handle, and the rotation of the rotating handle drives the connecting rod to rotate through the rotating block. The rotation of the connecting rod drives the other two groups of connecting rods to rotate synchronously through the engaging column and the engaging groove. The rotation of the connecting rod drives the sampling slot plate to rotate along the rotating guide groove inside the sampling frame. The rotation of the sampling slot plate drives the soil on one side of the sampling frame to enter the sampling slot plate, thereby realizing the layered sampling operation of the soil. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the connection between the connecting tube and the fixing block of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the connection between the sampling frame and the sampling slot plate of the utility model;

[0020] Figure 4 This is a schematic diagram of the cross-sectional structure of the connection between the connection tube and the connection block of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional unfolded structure of the clamping column and the clamping groove of the utility model.

[0022] The symbols in the figure are:

[0023] 1. Connecting tube; 2. Sampling frame; 3. Connecting rod; 4. Sampling slot plate; 5. Rotating guide groove; 6. Connecting block; 7. Bottom connecting column; 8. Clamping column; 9. Top connecting column; 10. Clamping groove; 11. Ejector pin; 12. Fixed block; 13. Fixed handle; 14. Rotating block; 15. Rotating handle. DETAILED DESCRIPTION

[0024] The following is combined with Figure 1 - Figure 5 This application is described in further detail.

[0025] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0026] The embodiment of the present application discloses a sampling device for soil remediation with a stratification function, comprising a connecting tube 1, the outer wall of the connecting tube 1 is fixedly connected to a sampling frame 2, the inner wall of the connecting tube 1 is penetrated by a connecting rod 3, the outer wall of the connecting rod 3 is fixedly connected to a sampling slot plate 4, a rotating guide groove 5 is provided at the connecting portion between the sampling frame 2 and the sampling slot plate 4, the bottom end of the connecting tube 1 is threadedly connected to a connecting block 6, the bottom end of the connecting rod 3 is located inside the connecting block 6 and is fixedly connected to a bottom connecting column 7, the bottom end of the bottom connecting column 7 is fixedly connected to a clamping column 8, the outer wall of the clamping column 8 is embedded with a top connecting column 9 fixedly connected to the top end of the connecting rod 3, a clamping groove 10 is provided at the connecting portion between the top connecting column 9 and the clamping column 8, a thimble 11 is arranged at the bottom of the connecting tube 1, the top end of the connecting tube 1 is threadedly connected to a fixed block 12, the outer wall of the fixed block 12 is fixedly connected to a fixed handle 13, the top end of the connecting rod 3 is provided with a rotating block 14 screwed to the inner wall of the fixed block 12, and the outer wall of the rotating block 14 is screwed to a rotating handle 15.

[0027] Based on the above structure, the staff connects the connecting block 6 and the connecting tube 1 through the threads at the upper and lower ends of the connecting tube 1. Similarly, the three groups of connecting tubes 1 are assembled through two groups of connecting blocks 6. Then, the connecting tube 1 is threadedly connected to the ejector pin 11 through the remaining group of connecting blocks 6. Then, the connecting tube 1 is connected to the fixed block 12 through threads. At the same time, the engaging column 8 at the bottom end of the bottom connecting column 7 is engaged with the engaging groove 10 at the top end of the top connecting column 9 to realize the fixed connection operation of the three groups of connecting rods 3. Similarly, the connecting rod 3 is connected to the rotating block 14 through the engaging column 8 and the engaging groove 10. By setting the connecting block 6, the engaging column 8 and the engaging groove 10, the rapid assembly operation of the three groups of sampling frames 2 can be realized.

[0028] In one embodiment, the cross section of the sampling frame 2 is fan-shaped, and two groups of sampling frames 2 are provided. The two groups of sampling frames 2 are centrally symmetrical about the connecting tube 1 .

[0029] In this embodiment, by providing a sampling frame 2 with a fan-shaped cross section, it is convenient for the sampling slot plate 4 to rotate and drive the soil on one side of the sampling frame 2 to enter the sampling slot plate 4, thereby realizing the soil sampling operation.

[0030] In one embodiment, the cross section of the sampling slot plate 4 is fan-shaped, and two groups of sampling slot plates 4 are provided. The sampling slot plates 4 form a tightly fitting structure with the sampling frame 2 through the rotating guide groove 5 .

[0031] In this embodiment, the connecting rod 3 rotates to drive the sampling slot plate 4 to rotate along the rotating guide groove 5 inside the sampling frame 2. The rotation of the sampling slot plate 4 drives the soil on one side of the sampling frame 2 to enter the sampling slot plate 4, thereby realizing the layered sampling operation of the soil.

[0032] In one embodiment, three groups of connecting tubes 1 and connecting blocks 6 are provided, and the three groups of connecting tubes 1 are connected through the connecting blocks 6 .

[0033] In this embodiment, the staff connects the connecting block 6 to the connecting tube 1 through the threads at the upper and lower ends of the connecting tube 1. Similarly, the three groups of connecting tubes 1 are assembled through two groups of connecting blocks 6.

[0034] In one embodiment, threads are provided at both the upper and lower ends of the connecting tube 1 , and the connecting tube 1 forms a fixed structure with the fixing block 12 through the upper thread, and the connecting tube 1 forms a fixed structure with the ejector pin 11 through the lower thread.

[0035] In this embodiment, the connecting tube 1 is threadedly connected to the ejector pin 11 through the connecting block 6, and then the connecting tube 1 is threadedly connected to the fixing block 12.

[0036] In one embodiment, three groups of connecting rods 3 are provided, and the three groups of connecting rods 3 are connected to each other through the engaging columns 8 and the engaging grooves 10, and the outer shape of the engaging columns 8 is cross-shaped.

[0037] In this embodiment, the engaging column 8 at the bottom end of the bottom connecting column 7 is engaged with the engaging groove 10 at the top end of the top connecting column 9 to achieve a fixed connection operation of the three groups of connecting rods 3.

[0038] In one embodiment, the connection method between the rotating block 14 and the connecting rod 3 is the same as the connection method between the engaging column 8 and the engaging groove 10 .

[0039] In this embodiment, the connecting rod 3 is connected to the rotating block 14 via the engaging column 8 and the engaging groove 10 .

[0040] When the soil remediation sampling device with stratification function of this embodiment is used, first, the three groups of connecting tubes 1 are assembled, and the staff connects the connecting block 6 and the connecting tube 1 through the threads at the upper and lower ends of the connecting tube 1. Similarly, the three groups of connecting tubes 1 are assembled through two groups of connecting blocks 6. Then, the connecting tube 1 and the ejector pin 11 are threadedly connected through the connecting block 6 of the remaining group. Then, the connecting tube 1 is connected to the fixed block 12 through threads. At the same time, the engaging column 8 at the bottom end of the bottom connecting column 7 is engaged with the engaging groove 10 at the top end of the top connecting column 9 to achieve the fixed connection operation of the three groups of connecting rods 3. Similarly, the connecting rod 3 is connected to the rotating block 14 through the engaging column 8 and the engaging groove 10. By setting the connecting block 6, the engaging column 8 and the engaging groove 10, the rapid assembly operation of the three groups of sampling frames 2 is achieved, which is convenient for realizing the stratified sampling operation of the soil.

[0041] Finally, the staff presses the fixed handle 13, and the movement of the fixed handle 13 drives the ejector pin 11 to be inserted into the sampling area. Then, the staff rotates the rotating handle 15, and the rotating handle 15 drives the connecting rod 3 to rotate through the rotating block 14. The connecting rod 3 rotates through the engaging column 8 and the engaging groove 10 to drive the connecting rods 3 of the other two groups to rotate synchronously. The rotation of the connecting rod 3 drives the sampling slot plate 4 to rotate along the rotating guide groove 5 inside the sampling frame 2. The rotation of the sampling slot plate 4 drives the soil on one side of the sampling frame 2 to enter the sampling slot plate 4, thereby realizing the layered sampling operation of the soil.

[0042] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A soil remediation sampling device with stratification function, characterized in that: The invention comprises a connecting tube (1), the outer wall of the connecting tube (1) is fixedly connected to a sampling frame (2), the inner wall of the connecting tube (1) is penetrated by a connecting rod (3), the outer wall of the connecting rod (3) is fixedly connected to a sampling slot plate (4), a rotating guide groove (5) is provided at the connection portion between the sampling frame (2) and the sampling slot plate (4), the bottom end of the connecting tube (1) is threadedly connected to a connecting block (6), the bottom end of the connecting rod (3) is located inside the connecting block (6) and is fixedly connected to a bottom connecting column (7), the bottom end of the bottom connecting column (7) is fixedly connected to a snap-fit ​​column (8), and the The outer wall of the engaging column (8) is embedded with a top connecting column (9) fixedly connected to the top of the connecting rod (3); a engaging groove (10) is provided at the connecting portion between the top connecting column (9) and the engaging column (8); a top pin (11) is provided below the connecting tube (1); the top of the connecting tube (1) is threadedly connected to a fixing block (12); the outer wall of the fixing block (12) is fixedly connected to a fixing handle (13); the top of the connecting rod (3) is provided with a rotating block (14) screwed to the inner wall of the fixing block (12); the outer wall of the rotating block (14) is screwed to a rotating handle (15).

2. The soil remediation sampling device with stratification function according to claim 1 is characterized in that: The cross section of the sampling frame (2) is fan-shaped. The sampling frame (2) is provided in two groups, and the two groups of sampling frames (2) are centrally symmetrical about the connecting tube (1).

3. The soil remediation sampling device with stratification function according to claim 1 is characterized in that: The cross section of the sampling slot plate (4) is fan-shaped. Two groups of the sampling slot plates (4) are provided. The sampling slot plates (4) form a tightly fitting structure with the sampling frame (2) through the rotating guide groove (5).

4. The soil remediation sampling device with stratification function according to claim 1 is characterized in that: The connecting tubes (1) and the connecting blocks (6) are provided in three groups, and the three groups of connecting tubes (1) are connected via the connecting blocks (6).

5. The soil remediation sampling device with stratification function according to claim 1 is characterized in that: The upper and lower ends of the connecting tube (1) are both provided with threads, and the connecting tube (1) forms a fixed structure with the fixing block (12) through the upper thread, and the connecting tube (1) forms a fixed structure with the ejector pin (11) through the lower thread.

6. The soil remediation sampling device with stratification function according to claim 1 is characterized in that: The connecting rods (3) are provided in three groups, and the three groups of connecting rods (3) are connected to each other via a snap-fit ​​column (8) and a snap-fit ​​groove (10), and the snap-fit ​​column (8) has a cross-shaped appearance.

7. The soil remediation sampling device with stratification function according to claim 1 is characterized in that: The connection method between the rotating block (14) and the connecting rod (3) is the same as the connection method between the snap-fit ​​column (8) and the snap-fit ​​groove (10).

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