Soil acidity and alkalinity sampling and detecting device for soil remediation

Abstract

The utility model discloses a soil acidity and alkalinity sampling and detecting device for soil remediation, which relates to the technical field of soil remediation sampling and comprises a base, a connecting plate and a mounting plate. Limiting assemblies are arranged on the left side and the right side of the opposite face of the connecting plate and the mounting plate correspondingly, a driving mechanism is arranged on the middle side of the bottom of the mounting plate, the bottom of the outer wall of the driving mechanism penetrates through the bottom of the connecting plate and is provided with a sampling barrel, and a sampling mechanism is arranged at the bottom of the sampling barrel. And the top of the sampling mechanism penetrates into the sampling barrel, and a switch is arranged on the front face of the connecting plate. According to the soil sampling device, the limiting assembly is controlled to drive the sampling barrel to rotate downwards along the communicating groove in the base, and meanwhile, the pointer on the supporting column is matched with the scale marks on the sampling barrel, so that the sampling barrel continuously moves downwards to be inserted into soil, and soil of different depths can be conveniently sampled.

Description

Technical Field

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

[0002] Soil pH sampling is an essential operation process for soil testing before soil remediation. Through the extraction and testing of soil samples, soil remediation can be more accurately positioned, and more accurate soil remediation technical solutions can be used to accelerate the speed and efficiency of soil remediation. The existing technology has the following problems:

[0003] The existing soil sampling method requires a large amount of manual labor and is inefficient when sampling at multiple locations. At the same time, the sampling depth of the equipment cannot be accurately controlled, and manual sampling is laborious and inconvenient. Secondly, when sampling soil, the soil sampled at the sampling point is not protected, resulting in the soil being mixed with soil at other depths when it is taken out, thereby affecting the detection of the soil sample. Utility Model Content

[0004] The utility model provides a soil pH sampling and detection device for soil remediation, so as to solve the problems existing in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0006] A soil pH sampling and detection device for soil remediation, comprising a base, a connecting plate and a mounting plate, wherein support columns are fixedly connected to the left and right sides of the opposite surfaces of the base and the connecting plate, and limit assemblies are respectively provided on the left and right sides of the opposite surfaces of the connecting plate and the mounting plate, and both of the limit assemblies pass through the top of the mounting plate, a driving mechanism is provided on the middle side of the bottom of the mounting plate, the bottom of the outer wall of the driving mechanism passes through the bottom of the connecting plate and is provided with a sampling barrel, the bottom of the sampling barrel is provided with a sampling mechanism, and the top of the sampling mechanism passes through the interior of the sampling barrel, and a switch is provided on the front of the connecting plate.

[0007] A further improvement of the technical solution of the present utility model is that: the left and right ends of the base are respectively fixedly connected with support plates, and the bottoms of the two support plates are provided with anti-slip tooth blocks. A connecting groove running through the top and bottom is opened on the middle side of the top of the base. The outer wall of the sampling tube passes through the upper and lower ends of the base through the connecting groove, and a pointer is fixedly connected to the lower side of the outer wall of the support column on the right side.

[0008] A further improvement of the technical solution of the present utility model is that: the limit assembly includes a guide rod, a limit block and a spring, the upper end of the outer wall of the guide rod passes through the upper and lower ends of the mounting plate and is fixedly connected to the bottom of the limit block, the bottom of the spring is sleeved on the outer wall of the guide rod, the upper end of the spring overlaps the lower surface of the mounting plate, the lower end of the spring overlaps the upper surface of the connecting plate, the guide rod is electrically connected to the connecting end of the switch through a wire, the left and right ends of the connecting plate are respectively fixedly connected to handles, and the middle part of the connecting plate is fixedly connected to an internal threaded tube.

[0009] A further improvement of the technical solution of the present utility model is that: the driving mechanism includes a stepper motor, a lead screw and a connecting block, the output shaft of the stepper motor is fixedly connected to the top of the lead screw, the bottom of the lead screw is fixedly connected to the top of the connecting block, the outer wall of the lead screw passes through the upper and lower ends of the internal threaded tube through the connecting plate and is threadedly connected therebetween, and the bottom of the connecting block is fixedly connected to the top of the sampling cylinder.

[0010] A further improvement of the technical solution of the present invention is that the outer wall of the sampling tube is provided with scale lines, a battery shell is fixedly connected to the side of the top of the outer wall of the sampling tube away from the scale lines, and a battery is provided inside the battery shell.

[0011] A further improvement of the technical solution of the present utility model is that the sampling mechanism includes an electric telescopic rod, a connecting rod, a ground cone and a collection assembly, the output end of the electric telescopic rod is fixedly connected to the top of the connecting rod, the interior of the collection assembly is arranged at the bottom of the outer wall of the connecting rod, and the ground cone is arranged at the bottom of the collection assembly.

[0012] A further improvement of the technical solution of the present invention is that: one end of the electric telescopic rod away from the output end is fixedly connected to the inner upper end of the sampling tube, and the electric telescopic rod is electrically connected to the battery in the battery shell through a wire.

[0013] A further improvement of the technical solution of the present utility model is that: a threaded groove is provided at the bottom of the outer wall of the connecting rod, the collecting assembly includes an internal threaded tube 2 and a collecting box, the inner wall of the collecting box is fixedly connected to the outer wall of the internal threaded tube 2, the outer wall of the connecting rod is threadedly connected to the inner wall of the internal threaded tube 2 through the threaded groove, the top of the ground cone is fixedly connected to a positioning plate with the same outer diameter as the sampling tube, and the bottom of the internal threaded tube 2 is fixedly connected to the top of the positioning plate.

[0014] Due to the adoption of the above technical solution, the present invention has achieved the following technical advancements compared to the prior art:

[0015] 1. The utility model provides a soil pH sampling and detection device for soil remediation, which adopts the cooperation among a base, a connecting plate, a mounting plate, a supporting column, a limiting component, a driving mechanism and a sampling barrel. By manipulating the limiting component, the sampling barrel is driven to rotate downward along the connecting groove on the base. At the same time, the pointer on the supporting column cooperates with the scale line on the sampling barrel, so that the sampling barrel is continuously moved downward and inserted into the soil, which is convenient for sampling soil at different depths. It solves the problems of large manual labor in soil sampling and low efficiency in sampling at multiple locations. At the same time, the sampling depth of the equipment cannot be accurately controlled during sampling, and manual sampling is relatively laborious and inconvenient to operate. The utility model achieves the beneficial effect of replacing manual labor for soil sampling by machinery, improving sampling efficiency and facilitating adjustment and control of the sampling depth.

[0016] 2. The present invention provides a soil pH sampling and detection device for soil remediation, which adopts the cooperation between a sampling tube and a sampling mechanism. After the sampling tube is inserted into a sampling point at a specified depth, the sampling mechanism is manipulated to move downward to sample the corresponding soil. After the sampling is completed, the sampling mechanism is retracted into the interior of the sampling tube. The sampled soil is protected by the closed space formed by the sampling tube and the sampling mechanism. This solves the problem that when sampling soil, the soil sampled at the sampling point is not protected, resulting in the soil being mixed with soil at other depths when it is taken out, thereby affecting the detection of the soil sample. This achieves the beneficial effect of facilitating the protection of the sampled soil, avoiding mixing with soil at other depths, and ensuring the accuracy of soil detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the soil pH sampling and detection device for soil remediation of the present utility model;

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure of the sampling and detection bracket of the present utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of the driving mechanism of the utility model;

[0020] Figure 4 Schematic diagram of the three-dimensional structure of the sampling mechanism of the utility model

[0021] Figure 5 This is a schematic diagram of the installation of the three-dimensional structure of the collection component of the present invention.

[0022] In the figure: 1. Base; 101. Connecting groove; 2. Connecting plate; 21. Handle; 22. Internal threaded tube 1; 3. Mounting plate; 4. Support column; 41. Pointer; 5. Limit assembly; 51. Guide rod; 52. Limit block; 53. Spring; 6. Driving mechanism; 61. Stepper motor; 62. Lead screw; 63. Connecting block; 7. Sampling tube; 71. Scale line; 72. Battery shell; 8. Sampling mechanism; 81. Electric telescopic rod; 82. Connecting rod; 820. Threaded groove; 83. Ground cone; 831. Positioning plate; 84. Collection assembly; 841. Internal threaded tube 2; 842. Collection box; 9. Switch; 10. Support plate; 11. Anti-slip tooth block. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods:

[0024] like Figure 1 As shown, the utility model provides a soil pH sampling and detection device for soil remediation, comprising a base 1, a connecting plate 2 and a mounting plate 3, wherein support columns 4 are fixedly connected to the left and right sides of the opposite surfaces of the base 1 and the connecting plate 2, and limit assemblies 5 are respectively provided on the left and right sides of the opposite surfaces of the connecting plate 2 and the mounting plate 3, and both limit assemblies 5 pass through the top of the mounting plate 3, and a driving mechanism 6 is provided on the middle side of the bottom of the mounting plate 3, and the bottom of the outer wall of the driving mechanism 6 passes through the bottom of the connecting plate 2 and is provided with a sampling cylinder 7, and a sampling mechanism 8 is provided at the bottom of the sampling cylinder 7, and the top of the sampling mechanism 8 passes through the interior of the sampling cylinder 7, and a switch 9 is provided on the front of the connecting plate 2;

[0025] A base 1, a connecting plate 2, a mounting plate 3, a support column 4, a limiting assembly 5, a driving mechanism 6, a sampling tube 7 and a sampling mechanism 8 are provided. Through the coordinated operation of the limiting assembly 5 and the driving mechanism 6, the driven sampling tube 7 is rotated and inserted into the soil to be tested. After being inserted to a suitable sampling depth, the sampling mechanism 8 is operated to collect and sample the soil at the sampling position, and it is ensured that the sampled soil is not mixed with soil at other depths.

[0026] like Figure 2As shown, the utility model provides a technical solution of a soil pH sampling and detection device for soil remediation: the left and right ends of the base 1 are fixedly connected with support plates 10 respectively, and the bottoms of the two support plates 10 are provided with anti-slip tooth blocks 11. The stability of the base 1 and the ground is increased by the support plates 10 and the anti-slip tooth blocks 11. A connecting groove 101 is opened on the top middle side of the base 1, and the outer wall of the sampling tube 7 passes through the upper and lower ends of the base 1 through the connecting groove 101. A pointer 41 is fixedly connected to the lower side of the outer wall of the right support column 4. By setting the pointer 41, it corresponds to the scale line 71 on the sampling tube 7, which is convenient for observing and adjusting the depth of the downward movement of the sampling tube 7. The limit assembly 5 It includes a guide rod 51, a limit block 52 and a spring 53. The upper end of the outer wall of the guide rod 51 passes through the upper and lower ends of the mounting plate 3 and is fixedly connected to the bottom of the limit block 52. The bottom of the spring 53 is sleeved on the outer wall of the guide rod 51. The upper end of the spring 53 overlaps the lower surface of the mounting plate 3, and the lower end of the spring 53 overlaps the upper surface of the connecting plate 2. By setting the mounting plate 3 and the limit assembly 5, the driving mechanism 6 is supported and limited, and the stability of the driving mechanism 6 during operation is improved. The guide rod 51 is electrically connected to the connecting end of the switch 9 through a wire. The left and right ends of the connecting plate 2 are respectively fixedly connected with handles 21, and the middle part of the connecting plate 2 is fixedly connected with an internal threaded tube 22.

[0027] like Figure 3 As shown, the utility model provides a technical solution of a soil pH sampling and detection device for soil remediation: the driving mechanism 6 includes a stepping motor 61, a lead screw 62 and a connecting block 63, the output shaft of the stepping motor 61 is fixedly connected to the top of the lead screw 62, the bottom of the lead screw 62 is fixedly connected to the top of the connecting block 63, the outer wall of the lead screw 62 passes through the upper and lower ends of the internal threaded tube 22 through the connecting plate 2 and is threadedly connected therebetween, the bottom of the connecting block 63 is fixedly connected to the top of the sampling barrel 7, the lead screw 62 is driven by the output shaft of the stepping motor 61 to rotate along the inner wall of the internal threaded tube 22, so as to drive the sampling barrel 7 to rotate and move down into the soil, the outer wall of the sampling barrel 7 is provided with a scale line 71, and the side of the top of the outer wall of the sampling barrel 7 away from the scale line 71 is fixedly connected to a battery shell 72, and a battery is provided inside the battery shell 72.

[0028] like Figure 4-5As shown, the utility model provides a technical solution of a soil pH sampling and detection device for soil remediation: the sampling mechanism 8 includes an electric telescopic rod 81, a connecting rod 82, a ground cone 83 and a collecting assembly 84, the output end of the electric telescopic rod 81 is fixedly connected to the top of the connecting rod 82, the interior of the collecting assembly 84 is arranged at the bottom of the outer wall of the connecting rod 82, and the ground cone 83 is arranged at the bottom of the collecting assembly 84. By setting the electric telescopic rod 81, the ground cone 83 and the collecting assembly 84 are telescopically moved through the connecting rod 82, the end of the electric telescopic rod 81 away from the output end is fixedly connected to the inner upper end of the sampling tube 7, and the electric telescopic rod 81 is electrically connected to the battery in the battery shell 72 through a wire. Connection, a threaded groove 820 is provided at the bottom of the outer wall of the connecting rod 82, the collecting assembly 84 includes an internal threaded tube 841 and a collecting box 842, the inner wall of the collecting box 842 is fixedly connected to the outer wall of the internal threaded tube 841, the outer wall of the connecting rod 82 is threadedly connected to the inner wall of the internal threaded tube 841 through the threaded groove 820, and is screwed together with the threaded groove 820 at the bottom of the connecting rod 82 through the internal threaded tube 841, so that the collecting assembly 84 can be removed and the soil in the collecting box 842 can be taken out for testing and cleaning. The top of the ground cone 83 is fixedly connected with a positioning plate 831 with the same outer diameter as the sampling tube 7, and the bottom of the internal threaded tube 841 is fixedly connected to the top of the positioning plate 831.

[0029] The following specifically describes the working principle of the soil pH sampling and detection device for soil remediation.

[0030] like Figure 1-5As shown, when in use, first, the device is placed at the position to be sampled through the handle 21 and the power is connected, the stability of the device is increased by the anti-slip tooth blocks 11 at the bottom of the support plates 10 on both sides, the control switch 9 starts the stepper motor 61 model 2HSS7, and the output shaft of the stepper motor 61 drives the screw 62 to rotate, so that the screw 62 drives the sampling tube 7 to rotate and move downward along the connecting groove 101 through the inner wall of the internal threaded tube 22. When the screw 62 moves downward, the stepper motor 61 moves downward along the guide rods 51 on both sides through the mounting plate 3 to compress the spring 53, and cooperates with the ground cone 83 to break the surface soil. The staff observes the scale line 71 on the sampling tube 7 through the pointer 41 on the support column 4, moves the sampling tube 7 down to the depth of the soil to be sampled, and then turns off the stepper motor 61, and then starts the electric telescopic rod 81 model LS-L35S. The output end of the electric telescopic rod 81 moves the ground cone 83 through the connecting rod 82 The soil sample in the inner threaded tube 841 is protected from mixing with the soil at other depths. The stepper motor 61 is then started to drive the lead screw 62 to rotate back, rotating the sampling tube 7 out of the soil and returning it to its original position, completing the soil sampling. Finally, the electric telescopic rod 81 is operated to push the collecting assembly 84 out of the sampling tube 7. The positioning disk 831 is then rotated to rotate the inner threaded tube 841 out along the threaded groove 820 at the bottom of the connecting rod 82, thereby taking out the soil in the collecting box 842 for pH testing.

[0031] The above generally describes the present invention in detail. However, it is obvious to those skilled in the art that modifications or improvements may be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A soil pH sampling and detection device for soil remediation, comprising a base (1), a connecting plate (2) and a mounting plate (3), characterized in that: The left and right sides of the opposite surfaces of the base (1) and the connecting plate (2) are respectively fixedly connected with support columns (4); the left and right sides of the opposite surfaces of the connecting plate (2) and the mounting plate (3) are respectively provided with limit assemblies (5), and both limit assemblies (5) pass through the top of the mounting plate (3); a driving mechanism (6) is provided on the middle side of the bottom of the mounting plate (3); the bottom of the outer wall of the driving mechanism (6) passes through the bottom of the connecting plate (2) and is provided with a sampling cylinder (7); a sampling mechanism (8) is provided at the bottom of the sampling cylinder (7), and the top of the sampling mechanism (8) passes through the interior of the sampling cylinder (7); a switch (9) is provided on the front of the connecting plate (2).

2. The soil pH sampling and detection device for soil remediation according to claim 1, characterized in that: The left and right ends of the base (1) are respectively fixedly connected with support plates (10), and the bottoms of the two support plates (10) are both provided with anti-slip tooth blocks (11). A connecting groove (101) is provided on the middle side of the top of the base (1), and the outer wall of the sampling tube (7) passes through the upper and lower ends of the base (1) through the connecting groove (101). A pointer (41) is fixedly connected to the lower side of the outer wall of the support column (4) on the right side.

3. The soil pH sampling and detection device for soil remediation according to claim 1, characterized in that: The limit assembly (5) includes a guide rod (51), a limit block (52) and a spring (53). The upper end of the outer wall of the guide rod (51) passes through the upper and lower ends of the mounting plate (3) and is fixedly connected to the bottom of the limit block (52). The bottom of the spring (53) is sleeved on the outer wall of the guide rod (51). The upper end of the spring (53) overlaps the lower surface of the mounting plate (3). The lower end of the spring (53) overlaps the upper surface of the connecting plate (2). The guide rod (51) is electrically connected to the connecting end of the switch (9) through a wire. The left and right ends of the connecting plate (2) are respectively fixedly connected to handles (21). The middle part of the connecting plate (2) is fixedly connected to an internal threaded tube (22).

4. The soil pH sampling and detection device for soil remediation according to claim 1, characterized in that: The driving mechanism (6) includes a stepper motor (61), a lead screw (62) and a connecting block (63), wherein the output shaft of the stepper motor (61) is fixedly connected to the top of the lead screw (62), the bottom of the lead screw (62) is fixedly connected to the top of the connecting block (63), the outer wall of the lead screw (62) passes through the upper and lower ends of the internal threaded tube (22) through the connecting plate (2) and the two ends are threadedly connected, and the bottom of the connecting block (63) is fixedly connected to the top of the sampling tube (7).

5. The soil pH sampling and detection device for soil remediation according to claim 1, characterized in that: The outer wall of the sampling cylinder (7) is provided with a scale line (71), and a battery shell (72) is fixedly connected to the top of the outer wall of the sampling cylinder (7) on a side away from the scale line (71), and a battery is provided inside the battery shell (72).

6. The soil pH sampling and detection device for soil remediation according to claim 1, characterized in that: The sampling mechanism (8) comprises an electric telescopic rod (81), a connecting rod (82), a ground cone (83) and a collecting assembly (84); the output end of the electric telescopic rod (81) is fixedly connected to the top of the connecting rod (82); the interior of the collecting assembly (84) is arranged at the bottom of the outer wall of the connecting rod (82); and the ground cone (83) is arranged at the bottom of the collecting assembly (84).

7. The soil pH sampling and detection device for soil remediation according to claim 6, characterized in that: One end of the electric telescopic rod (81) away from the output end is fixedly connected to the inner upper end of the sampling tube (7), and the electric telescopic rod (81) is electrically connected to the battery in the battery shell (72) through a wire.

8. The soil pH sampling and detection device for soil remediation according to claim 6, characterized in that: A thread groove (820) is provided at the bottom of the outer wall of the connecting rod (82), and the collecting assembly (84) includes an inner threaded tube (841) and a collecting box (842). The inner wall of the collecting box (842) is fixedly connected to the outer wall of the inner threaded tube (841). The outer wall of the connecting rod (82) is threadedly connected to the inner wall of the inner threaded tube (841) via the thread groove (820). The top of the ground cone (83) is fixedly connected to a positioning plate (831) having the same outer diameter as the sampling tube (7), and the bottom of the inner threaded tube (841) is fixedly connected to the top of the positioning plate (831).

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