Sampling equipment for soil texture detection

Abstract

The utility model discloses sampling equipment for soil detection, which relates to the technical field of soil detection and comprises a pull rod, a rotating rod is fixedly mounted at the bottom of the pull rod, a sampling mechanism is arranged at the bottom of the rotating rod, and a quantitative component is arranged on the surface of the rotating rod. According to the drawing detection sampler, part of the structure can be rapidly disassembled, a worker can conveniently and timely transfer an obtained sample to a laboratory for an experiment, the operation steps of the worker are simplified by utilizing a simple mechanical clamping structure, the working efficiency of the worker is improved, and the quantitative assembly is arranged, so that when the drawing detection sampler is used for sampling, the sampling efficiency is improved. The number of samples obtained after sampling can be directly observed, quantitative sampling of workers is facilitated, the workers are further helped to use the sampler for sampling, direct observation of the workers is facilitated through the structure with scales, and the practicability of the sampler is improved.

Description

Technical Field

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

[0002] Soil quality testing refers to an important measure to understand the status of soil environmental quality. It aims to prevent and control the hazards of soil pollution. It dynamically analyzes and determines the degree of soil pollution and its development trend. It includes investigations on the current status of soil environmental quality, investigations on regional soil environmental background values, investigations on soil pollution accidents and dynamic observations of polluted soil. Soil environmental monitoring generally includes steps such as preparation, site layout, sampling, sample preparation, analysis and testing, and evaluation.

[0003] The patent document with publication number CN218546194U discloses a sampling device for soil testing, including a sampling device and a handle, the handle is located at the top of the sampling device, the bottom of the handle is fixedly connected to a sleeve, both sides of the sleeve are provided with a first through hole, both sides of the sampling device are provided with a second through hole, both sides of the sleeve are fixedly connected to a shell, a sliding assembly is arranged inside the shell, and the front and rear sides of the shell away from the sampling device are provided with a transmission assembly. In the above application document, when using the soil sampler for work, it is inconvenient to disassemble part of the structure, which will make the staff spend more time to disassemble the sampler during sampling, thereby reducing work efficiency, and it is difficult to determine the number of samples with a general sampler, so the practicality is low. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a soil quality testing sampling device, which solves the problems raised in the above background technology. To achieve the above purpose, the utility model is implemented through the following technical solutions: a soil quality testing sampling device, including a pull rod, a rotating rod is fixedly installed at the bottom of the pull rod, a sampling mechanism is provided at the bottom of the rotating rod, a quantitative component is provided on the surface of the rotating rod, the sampling mechanism includes a mounting box, a sampling tube is penetrated and slidably connected at the bottom of the mounting box, a fixing ring is fixedly installed at one end of the surface of the sampling tube close to the bottom, a plurality of teeth are fixedly installed at the bottom of the sampling tube, a rotating plate is rotatably connected to the top of the fixing ring, a plurality of limit rods are penetrated and slidably connected to the front of the rotating plate, a plug rod is penetrated and slidably connected to the left and right sides of the mounting box, a pull plate is fixedly installed at one end of the plug rod away from the mounting box, and a reset spring is fixedly installed on the left and right sides of the mounting box.

[0005] Preferably, the back side of the rotating plate contacts the front side of the sampling tube but has no connection therewith, and the limiting rod penetrates through and is slidably connected to the inside of the sampling tube. After the sampling is completed, the limiting rod can be slid to remove it if necessary, so that the limiting rod loses its restrictive effect on the rotating plate, allowing the rotating plate to rotate. Rotating the rotating plate opens the front side of the sampling tube, so that the collected soil can be transferred.

[0006] Preferably, both sides of the top of the sampling tube are provided with insertion holes that match the size of the insertion rod, and the end of the reset spring away from the installation box is fixedly connected to the end of the pull plate close to the insertion rod. Pulling the pull plate causes the pull plate to drive the two insertion rods to move away from each other, so that the insertion rod loses its restrictive effect on the sampling tube, allowing the sampling tube to be taken out. When installing again, the sampling tube is inserted into the interior of the installation box, and the pull plate is released. Under the elastic action of the reset spring, the pull plate is pulled back to the original position, so that the insertion rod is inserted into the interior of the sampling tube, thereby fixing the sampling tube.

[0007] Preferably, the quantitative component includes a mounting plate, the top of the mounting box is penetrated by and slidably connected with an extrusion plate, the top of the extrusion plate is fixedly mounted with a first slider, the right side of the first slider is fixedly mounted with a connecting rod, the bottom of the mounting plate close to the right end is fixedly mounted with a scale plate, the inside of the scale plate is penetrated by and slidably connected with a second slider, and the right side of the second slider is fixedly mounted with a pointer.

[0008] Preferably, the extrusion plate passes through and is slidably connected to the interior of the sampling tube, and the first slider is slidably connected to the surface of the rotating rod. During sampling, the collected soil will enter the interior of the sampling tube and push the extrusion plate to move upward. When the extrusion plate moves upward, it will push the first slider to slide upward.

[0009] Preferably, a slide groove is provided inside the scale plate, and the second slider passes through the slide groove and is slidably connected to the inside of the scale plate. The right side of the connecting rod is fixedly connected to the left side of the second slider. Driven by the first slider, the second slider is driven upward by the connecting rod, so that the pointer also moves upward, and the number of collected soil samples can be intuitively observed through the scale plate.

[0010] The utility model provides a soil sampling device for testing soil quality, which has the following beneficial effects:

[0011] (1) The setting of the sampling mechanism enables the soil sampler to quickly disassemble part of the structure after sampling is completed, which is convenient for the staff to transfer the samples to the laboratory for experiments in time. The simple mechanical clamping structure simplifies the operating steps of the staff and improves the work efficiency of the staff.

[0012] (2) The setting of the quantitative component enables the drawing detection sampler to directly observe the number of samples obtained after sampling, which is convenient for the staff to perform quantitative sampling and further helps the staff to use the sampler for sampling. The structure with scale is convenient for the staff to directly observe, which improves the practicality of the sampler. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of a three-dimensional structure of the utility model;

[0014] Figure 2 It is a schematic diagram of a cross-sectional view of the structure of the utility model;

[0015] Figure 3 It is a three-dimensional schematic diagram of the sampling mechanism of the utility model structure;

[0016] Figure 4 It is a three-dimensional schematic diagram of the structural quantitative components of the utility model.

[0017] In the figure: 1. pull rod; 2. rotating rod; 3. sampling mechanism; 31. mounting box; 32. sampling tube; 33. fixing ring; 34. teeth; 35. rotating plate; 36. limiting rod; 37. insert rod; 38. pull plate; 39. reset spring; 4. quantitative assembly; 41. mounting plate; 42. extrusion plate; 43. first slider; 44. connecting rod; 45. second slider; 46. pointer; 47. scale plate. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] For example, see Figure 1-4A soil testing sampling device includes a pull rod 1, a rotating rod 2 is fixedly installed at the bottom of the pull rod 1, a sampling mechanism 3 is provided at the bottom of the rotating rod 2, a quantitative component 4 is provided on the surface of the rotating rod 2, the sampling mechanism 3 includes a mounting box 31, a sampling tube 32 is penetrated and slidably connected at the bottom of the mounting box 31, a fixing ring 33 is fixedly installed at one end of the surface of the sampling tube 32 near the bottom, a plurality of teeth 34 are fixedly installed at the bottom of the sampling tube 32, a rotating plate 35 is rotatably connected to the top of the fixing ring 33, and a plurality of teeth 34 are penetrated and slidably connected at the front of the rotating plate 35 The limiting rod 36 and the back of the rotating plate 35 are in contact with the front of the sampling tube 32 but have no connection relationship. The limiting rod 36 passes through and is slidably connected to the inside of the sampling tube 32. After the sampling is completed, the limiting rod 36 can be slid to remove the limiting rod 36, so that the limiting rod 36 loses its limiting effect on the rotating plate 35, so that the rotating plate 35 can rotate. Rotating the rotating plate 35 opens the front of the sampling tube 32, so that the collected soil can be transferred. The left and right sides of the installation box 31 are penetrated and slidably connected with the insertion rod 37, and the insertion rod 37 is away from A pull plate 38 is fixedly installed at one end of the installation box 31, and reset springs 39 are fixedly installed on the left and right sides of the installation box 31. Plug holes matching the size of the plug rod 37 are opened on the left and right sides of the top of the sampling tube 32. The end of the reset spring 39 away from the installation box 31 is fixedly connected to the end of the pull plate 38 close to the plug rod 37. Pulling the pull plate 38 causes the pull plate 38 to drive the two plug rods 37 to move back to back, so that the plug rod 37 loses its restrictive effect on the sampling tube 32, so that the sampling tube 32 can be taken out. When installing again, the sampling tube 32 is 2 is inserted into the interior of the installation box 31, the pull plate 38 is released, and the pull plate 38 is pulled back to the original position under the elastic action of the reset spring 39, so that the insertion rod 37 is inserted into the interior of the sampling tube 32, thereby fixing the sampling tube 32. The setting of the sampling mechanism 3 enables the soil testing sampler to quickly disassemble part of the structure when the sampling is completed, so that the staff can transfer the obtained samples to the laboratory for experiments in time. The simple mechanical clamping structure simplifies the operating steps of the staff and improves the work efficiency of the staff.

[0020] When in use, if necessary after sampling is completed, the limit rod 36 can be slid to remove the limit rod 36, so that the limit rod 36 loses its limiting effect on the rotating plate 35, allowing the rotating plate 35 to rotate. Rotating the rotating plate 35 opens the front of the sampling tube 32, so that the collected soil can be transferred, and the pull plate 38 is pulled so that the pull plate 38 drives the two insertion rods 37 to move backwards, so that the insertion rod 37 loses its limiting effect on the sampling tube 32, so that the sampling tube 32 can be taken out. When installing again, the sampling tube 32 is inserted into the interior of the installation box 31, and the pull plate 38 is released. Under the elastic action of the reset spring 39, the pull plate 38 is pulled back to the original position, so that the insertion rod 37 is inserted into the interior of the sampling tube 32, thereby fixing the sampling tube 32.

[0021] For example 2, please refer to Figure 1-4 On the basis of the first embodiment, the quantitative component 4 includes a mounting plate 41, a squeezing plate 42 is penetrated through and slidably connected to the top of the mounting box 31, a first slider 43 is fixedly installed on the top of the squeezing plate 42, the squeezing plate 42 penetrates and is slidably connected to the inside of the sampling tube 32, the first slider 43 is slidably connected to the surface of the rotating rod 2, the soil collected during sampling will enter the inside of the sampling tube 32 and push the squeezing plate 42 to move upward, and the squeezing plate 42 will push the first slider 43 to slide upward when it moves upward, a connecting rod 44 is fixedly installed on the right side of the first slider 43, a scale plate 47 is fixedly installed on the bottom of the mounting plate 41 near the right end, a second slider 45 is penetrated through and slidably connected to the inside of the scale plate 47, and an indicator is fixedly installed on the right side of the second slider 45 The needle 46 and the scale plate 47 are provided with a slide groove, and the second slider 45 passes through the slide groove and is slidably connected to the inside of the scale plate 47. The right side of the connecting rod 44 is fixedly connected to the left side of the second slider 45. Driven by the first slider 43, the second slider 45 is driven by the connecting rod 44 to move upward, so that the pointer 46 also moves upward. The number of collected soil samples can be intuitively observed through the scale plate 47. The setting of the quantitative component 4 enables the drawing detection sampler to directly observe the number of samples obtained after sampling during sampling, which is convenient for the staff to perform quantitative sampling, and further helps the staff to use the sampler for sampling. The structure with scale is convenient for the staff to directly observe, which improves the practicality of the sampler.

[0022] When in use, based on the first embodiment, the soil collected during sampling will enter the interior of the sampling tube 32 and push the squeezing plate 42 to move upward. When the squeezing plate 42 moves upward, it will push the first slider 43 to slide upward. Driven by the first slider 43, the second slider 45 is driven upward by the connecting rod 44, so that the pointer 46 also moves upward, and the number of soil samples collected can be intuitively observed through the scale plate 47.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A soil sampling device for testing soil quality, comprising a pull rod (1), characterized in that: A rotating rod (2) is fixedly mounted at the bottom of the pull rod (1), a sampling mechanism (3) is provided at the bottom of the rotating rod (2), and a quantitative component (4) is provided on the surface of the rotating rod (2); The sampling mechanism (3) comprises a mounting box (31), a sampling tube (32) passing through the bottom of the mounting box (31) and being slidably connected thereto, a fixing ring (33) being fixedly mounted on the surface of the sampling tube (32) at one end close to the bottom, a plurality of teeth (34) being fixedly mounted on the bottom of the sampling tube (32), a rotating plate (35) being rotatably connected to the top of the fixing ring (33), a plurality of limiting rods (36) passing through the front of the rotating plate (35) and being slidably connected thereto, an insertion rod (37) passing through the left and right sides of the mounting box (31) and being slidably connected thereto, a pull plate (38) being fixedly mounted on the end of the insertion rod (37) away from the mounting box (31), and a return spring (39) being fixedly mounted on the left and right sides of the mounting box (31).

2. A soil sampling device for testing according to claim 1, characterized in that: The back side of the rotating plate (35) contacts the front side of the sampling tube (32) but is not connected thereto, and the limiting rod (36) penetrates through and is slidably connected to the interior of the sampling tube (32).

3. A soil sampling device for testing according to claim 2, characterized in that: The left and right sides of the top of the sampling tube (32) are provided with insertion holes matching the size of the insertion rod (37), and one end of the return spring (39) away from the installation box (31) is fixedly connected to one end of the pull plate (38) close to the insertion rod (37).

4. A soil sampling device for testing according to claim 3, characterized in that: The quantitative component (4) comprises a mounting plate (41), a top of the mounting box (31) penetrated by an extrusion plate (42) which is slidably connected thereto, a top of the extrusion plate (42) is fixedly mounted with a first slider (43), a right side of the first slider (43) is fixedly mounted with a connecting rod (44), a bottom of the mounting plate (41) is fixedly mounted with a scale plate (47) at one end close to the right side, a second slider (45) penetrates the inside of the scale plate (47) which is slidably connected thereto, and a pointer (46) is fixedly mounted on the right side of the second slider (45).

5. The soil sampling device for soil testing according to claim 4, characterized in that: The squeezing plate (42) penetrates through and is slidably connected to the interior of the sampling tube (32), and the first sliding block (43) is slidably connected to the surface of the rotating rod (2).

6. The soil sampling device for testing according to claim 5, characterized in that: The scale plate (47) has a slide groove formed inside, and the second slider (45) passes through the slide groove and is slidably connected to the inside of the scale plate (47). The right side of the connecting rod (44) is fixedly connected to the left side of the second slider (45).

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