A hand-held soil sampling device for environmental monitoring

Abstract

This utility model relates to the field of environmental monitoring technology and discloses a handheld soil sampling device for environmental monitoring, including a fixing plate. A fixing cylinder is fixedly sleeved on the inner wall of the fixing plate, and a sampling cylinder is slidably sleeved on the inner wall of the fixing cylinder. A cylindrical part is fixedly mounted on the outer edge of the fixing cylinder. The sampling cylinder is slidably sleeved in the inner wall of the fixing cylinder. Then, the cylindrical part is rotated at the top of the push plate, thereby assisting the outer edge of the positioning plate to pass through the inner wall of the auxiliary groove to the inner wall of the positioning groove. Then, the cylindrical part is pushed by an arc spring, and the bottom of the cylindrical part assists in limiting the top of the positioning plate. Then, the locking plate is moved, and the auxiliary locking plate separates from the locking groove. Then, the push plate is moved in the inner wall of the sampling cylinder, thereby facilitating the adjustment of the push plate height according to the required amount of soil to be sampled. Then, the locking plate is released, thereby using the second spring to push the toothed plate to move, thereby assisting the locking plate to engage with the locking groove, and thus assisting the sampling cylinder and the push plate to adapt and adjust the soil storage volume.

Description

Technical Field

[0001] This utility model relates to the field of environmental monitoring technology, specifically a handheld soil sampling device for environmental monitoring. Background Technology

[0002] Environmental monitoring soil sampling involves collecting a small number of representative soil samples from a target area to analyze their physical properties, chemical composition, biological characteristics, and other indicators. To facilitate convenient soil sampling for environmental monitoring, a handheld soil sampling device for environmental monitoring is needed.

[0003] Traditional handheld environmental monitoring soil sampling devices mostly involve connecting the sampling tube to the soil, rotating the tube, and using a cutting blade at the bottom of the tube to cut the soil for collection. However, traditional devices are not suitable for adjusting the internal storage space of the sampling tube to meet specific needs, nor are they ideal for efficiently collecting and storing multiple samples based on environmental location requirements, thus affecting the device's overall efficiency. Utility Model Content

[0004] To address the shortcomings of existing technologies, this invention provides a handheld soil sampling device for environmental monitoring, thereby solving the problems mentioned in the background section.

[0005] This utility model provides the following technical solution: a handheld soil sampling device for environmental monitoring, comprising a fixing plate, a fixing cylinder fixedly sleeved on the inner wall of the fixing plate, a sampling cylinder slidably sleeved on the inner wall of the fixing cylinder, a cylindrical tube fixedly mounted on the outer edge of the fixing cylinder, a sliding groove formed on the side of the cylindrical tube, a clamping plate slidably connected to the inner wall of the fixing cylinder, and the side of the clamping plate slidably connected to the inner wall of the sampling cylinder, a push plate slidably sleeved on the inner wall of the sampling cylinder, a circular plate rotatably connected to the top of the push plate, an adjusting rod provided on the top of the circular plate, and a slot formed on the outer edge of the adjusting rod.

[0006] As a preferred embodiment of this utility model, a round rod is fixedly mounted on the side of the clamping plate, and a limiting plate is rotatably connected to the side of the round rod. The shape and size of the outer edge of the limiting plate are adapted to the shape and size of the inner wall of the slide groove. A pull rod is fixedly mounted on the side of the limiting plate, and a spring is fixedly connected to the side of the inner wall of the cylinder. The end of the spring away from the inner wall of the cylinder is fixedly connected to the side of the clamping plate.

[0007] As a preferred technical solution of this utility model, the top of the push plate is provided with a positioning groove, the top of the circular plate is provided with an auxiliary groove, the inner wall of the positioning groove is slidably connected with a positioning plate, and the shape and size of the outer edge of the positioning plate are adapted to the shape and size of the inner wall of the auxiliary groove. The top of the positioning plate is fixedly assembled with the bottom of the adjusting rod.

[0008] As a preferred embodiment of this utility model, an auxiliary plate is fixedly mounted on the top of the push plate, an arc-shaped spring is fixedly connected to the side of the auxiliary plate, and a connecting plate is fixedly connected to the end of the arc-shaped spring away from the auxiliary plate, and the side of the connecting plate is fixedly mounted to the outer edge of the circular plate.

[0009] As a preferred embodiment of this utility model, a top frame is fixedly mounted on the top of the fixed cylinder, a second spring is fixedly connected to the side of the inner wall of the top frame, and a toothed plate is fixedly connected to the end of the second spring away from the top frame. The side of the toothed plate is slidably connected to the side of the inner wall of the top frame. A toothed ring is rotatably connected to the top of the fixed cylinder, and the protruding teeth on the outer edge of the toothed ring mesh with the protruding teeth of the toothed plate. A clamping plate is fixedly mounted on the top of the toothed plate, and the side of the clamping plate is slidably connected to the inner wall of the clamping groove.

[0010] As a preferred embodiment of this utility model, a pull bracket is fixedly mounted on the top of the fixing plate, a handle is fixedly mounted on the side of the fixing plate, a placement tube is fixedly mounted on the bottom of the fixing plate, a rubber tube is fixedly sleeved on the inner wall of the placement tube, and the outer edge of the rubber tube is fixedly sleeved with the inner wall of the fixing plate. The shape and size of the inner wall of the rubber tube are adapted to the shape and size of the outer edge of the sampling tube.

[0011] Compared with the prior art, the present invention has the following beneficial effects: 1. This handheld environmental monitoring soil sampling device uses a fixed cylinder and a sampling cylinder in conjunction. The sampling cylinder is slidably fitted into the inner wall of the fixed cylinder. Then, the circular plate is rotated at the top of the push plate, thereby assisting the outer edge of the positioning plate to pass through the inner wall of the auxiliary groove to the inner wall of the positioning groove. Then, the circular plate is pushed by an arc spring, and the bottom of the circular plate assists in limiting the top of the positioning plate. Then, the locking plate is moved, and the auxiliary locking plate separates from the locking groove. Then, the push plate is moved in the inner wall of the sampling cylinder, so as to facilitate the adjustment of the push plate height according to the required amount of soil to be sampled. Then, the locking plate is released, and the toothed plate is pushed by the second spring to move, thereby assisting the locking plate to align with the locking groove, and thus assisting the sampling cylinder and the push plate to adapt and adjust the soil storage volume.

[0012] 2. This handheld environmental monitoring soil sampling device, through the cooperation of a pull rod and a limiting plate, uses the pull rod to drive the outer edge of the limiting plate through the inner wall of the chute to the side of the cylinder, and then rotates the pull rod, thereby assisting the side of the limiting plate to overlap with the side of the cylinder, thereby assisting the side of the clamping plate to move away from the inner wall of the sampling cylinder, thereby assisting the sampling cylinder to move away from the inner wall of the fixed cylinder, thereby assisting the sampling cylinder to be set up in the inner wall of the rubber cylinder, and thereby assisting the sampling barrel to be limited and set up. Attached Figure Description

[0013] Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is a cross-sectional view of the sampling tube of this utility model; Figure 3 This is a cross-sectional structural diagram of the rubber cylinder of this utility model; Figure 4 This utility model Figure 3 Enlarged structural diagram at point A in the middle; Figure 5 This is a schematic cross-sectional view of the toothed ring structure of this utility model; Figure 6 This is a partial disassembly diagram of the present invention; Figure 7 This utility model Figure 6 Enlarged structural diagram at point B.

[0014] In the diagram: 1. Fixing plate; 2. Fixing cylinder; 3. Sampling cylinder; 4. Cylinder; 5. Slide groove; 6. Spring 1; 7. Clamping plate; 8. Round rod; 9. Limiting plate; 10. Pull rod; 11. Placement cylinder; 12. Rubber cylinder; 13. Push plate; 14. Auxiliary plate; 15. Arc spring; 16. Connecting plate; 17. Round plate; 18. Positioning groove; 19. Auxiliary groove; 20. Positioning plate; 21. Adjusting rod; 22. Slot; 23. Top frame; 24. Spring 2; 25. Toothed plate; 26. Toothed ring; 27. Handle; 28. Clamping plate; 29. ​​Pull frame. Detailed Implementation

[0015] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0016] Please see Figures 1-7 A handheld soil sampling device for environmental monitoring includes a fixing plate 1, a fixing cylinder 2 fixedly sleeved on the inner wall of the fixing plate 1, a sampling cylinder 3 slidably sleeved on the inner wall of the fixing cylinder 2, a cylinder 4 fixedly mounted on the outer edge of the fixing cylinder 2, a sliding groove 5 opened on the side of the cylinder 4, a clamping plate 7 slidably connected to the inner wall of the fixing cylinder 2, and the side of the clamping plate 7 slidably connected to the inner wall of the sampling cylinder 3, a push plate 13 slidably sleeved on the inner wall of the sampling cylinder 3, a circular plate 17 rotatably connected to the top of the push plate 13, an adjusting rod 21 provided on the top of the circular plate 17, and a slot 22 opened on the outer edge of the adjusting rod 21. By cooperating with the fixing cylinder 2, the sampling cylinder 3 is slidably sleeved in the inner wall of the fixing cylinder 2. Then, the side of the clamping plate 7 is connected to the inner wall of the fixing cylinder 2 and the inner wall of the sampling cylinder 3, thereby assisting the sampling cylinder 3 to be limited in the inner wall of the fixing cylinder 2.

[0017] In a preferred embodiment, a round rod 8 is fixedly mounted on the side of the clamping plate 7. A limiting plate 9 is rotatably connected to the side of the round rod 8, and the shape and size of the outer edge of the limiting plate 9 are adapted to the shape and size of the inner wall of the slide groove 5. A pull rod 10 is fixedly mounted on the side of the limiting plate 9. A spring 6 is fixedly connected to the side of the inner wall of the cylinder 4, and the end of the spring 6 away from the inner wall of the cylinder 4 is fixedly connected to the side of the clamping plate 7. Through the cooperation of the spring 6 and the clamping plate 7, the spring 6 pushes the clamping plate 7 to move in the inner wall of the cylinder 4, thereby using the side of the clamping plate 7 to stably limit the position with the inner wall of the sampling cylinder 3. Through the cooperation of the limiting plate 9 and the slide groove 5, the pull rod 10 drives the outer edge of the limiting plate 9 through the inner wall of the slide groove 5 to the side of the cylinder 4. Then, the pull rod 10 is rotated to assist the limiting plate 9 in being limited to the side of the cylinder 4.

[0018] In a preferred embodiment, the top of the push plate 13 is provided with a positioning groove 18, and the top of the circular plate 17 is provided with an auxiliary groove 19. The inner wall of the positioning groove 18 is slidably connected to a positioning plate 20, and the shape and size of the outer edge of the positioning plate 20 are adapted to the shape and size of the inner wall of the auxiliary groove 19. The top of the positioning plate 20 is fixedly assembled with the bottom of the adjusting rod 21. Through the cooperation of the positioning plate 20 and the positioning groove 18, the circular plate 17 is rotated on the top of the push plate 13, and the inner wall of the auxiliary positioning groove 18 is aligned with the inner wall of the auxiliary groove 19. Then, the outer edge of the auxiliary positioning plate 20 passes through the inner wall of the auxiliary groove 19 to the inner wall of the positioning groove 18. After that, the circular plate 17 is rotated on the top of the push plate 13, thereby using the bottom of the circular plate 17 to assist in limiting the positioning plate 20.

[0019] In a preferred embodiment, an auxiliary plate 14 is fixedly mounted on the top of the push plate 13, an arc-shaped spring 15 is fixedly connected to the side of the auxiliary plate 14, and a connecting plate 16 is fixedly connected to the end of the arc-shaped spring 15 away from the auxiliary plate 14. The side of the connecting plate 16 is fixedly mounted to the outer edge of the circular plate 17. Through the cooperation of the arc-shaped spring 15 and the connecting plate 16, the arc-shaped spring 15 pushes the connecting plate 16 to move, and then the connecting plate 16 drives the circular plate 17 to rotate on the top of the push plate 13, thereby assisting the bottom of the circular plate 17 to limit the positioning plate 20.

[0020] In a preferred embodiment, a top frame 23 is fixedly mounted on the top of the fixed cylinder 2. A second spring 24 is fixedly connected to the side of the inner wall of the top frame 23, and a toothed plate 25 is fixedly connected to the end of the second spring 24 away from the top frame 23. The side of the toothed plate 25 is slidably connected to the side of the inner wall of the top frame 23. A toothed ring 26 is rotatably connected to the top of the fixed cylinder 2, and the protruding teeth on the outer edge of the toothed ring 26 mesh with the protruding teeth of the toothed plate 25. A locking plate 28 is fixedly mounted on the top of the toothed plate 25, and the side of the locking plate 28 is slidably connected to the inner wall of the locking groove 22. Through the cooperation of the second spring 24 and the toothed plate 25, there are two toothed plates 25. The second spring 24 pushes the toothed plate 25 to move in the inner wall of the top frame 23. Then, the toothed plate 25 assists the other toothed plate 25 to move towards the other through the toothed ring 26. Then, the two toothed plates 25 drive the two locking plates 28 to dock with the inner wall of the locking groove 22, thereby assisting the adjusting rod 21 to be limited.

[0021] In a preferred embodiment, a pull bracket 29 is fixedly mounted on the top of the fixing plate 1, a handle 27 is fixedly mounted on the side of the fixing plate 1, and a placement cylinder 11 is fixedly mounted on the bottom of the fixing plate 1. A rubber cylinder 12 is fixedly sleeved on the inner wall of the placement cylinder 11, and the outer edge of the rubber cylinder 12 is fixedly sleeved with the inner wall of the fixing plate 1. The shape and size of the inner wall of the rubber cylinder 12 are adapted to the shape and size of the outer edge of the sampling cylinder 3. Through the cooperation of the placement cylinder 11 and the rubber cylinder 12, the sampling cylinder 3 is slidably sleeved in the inner wall of the rubber cylinder 12, thereby assisting the sampling cylinder 3 in being limited and erected.

[0022] Working principle: When the device is in use, the pull rod 10 drives the outer edge of the limiting plate 9 through the inner wall of the slide groove 5 to the side of the cylinder 4. Then, the pull rod 10 is rotated, thereby assisting the side of the limiting plate 9 to overlap with the side of the cylinder 4. Then, the sampling cylinder 3 is slidably sleeved into the inner wall of the fixed cylinder 2. Then, the pull rod 10 is rotated, thereby assisting the outer edge of the limiting plate 9 through the inner wall of the slide groove 5 to the inner wall of the cylinder 4. Then, the side of the auxiliary clamping plate 7 limits the inner wall of the fixed cylinder 2 and the inner wall of the sampling cylinder 3. The circular plate 17 is rotated at the top of the push plate 13, and the inner wall of the auxiliary positioning groove 18 aligns with the inner wall of the auxiliary groove 19. Then, the outer edge of the auxiliary positioning plate 20 passes through the inner wall of the auxiliary groove 19 to the inner wall of the positioning groove 18. The arc-shaped spring is used to... Spring 15 pushes connecting plate 16 to move, thereby using connecting plate 16 to drive circular plate 17 to rotate on top of push plate 13, thereby assisting the bottom of circular plate 17 to limit positioning plate 20. Then, move clamping plate 28, thereby using clamping plate 28 to drive another toothed plate 25 to move through toothed plate 25 and toothed ring 26, thereby assisting push plate 13 to adjust height on inner wall of sampling cylinder 3. Then release clamping plate 28, using spring 24 to push toothed plate 25, thereby using clamping plate 28 to connect with inner wall of slot 22, assisting adjustment rod 21 to limit, and assisting sampling cylinder 3 to separate from inner wall of fixed cylinder 2 through outer edge, assisting sampling cylinder 3 to be placed in inner wall of rubber cylinder 12, thereby assisting sampling cylinder 3 to be temporarily stored.

[0023] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A hand-held soil sampling device for environmental monitoring comprising a fixing plate (1), characterized in that: A fixed cylinder (2) is fixedly sleeved on the inner wall of the fixed plate (1), and a sampling cylinder (3) is slidably sleeved on the inner wall of the fixed cylinder (2). A cylinder (4) is fixedly mounted on the outer edge of the fixed cylinder (2). A sliding groove (5) is provided on the side of the cylinder (4). A clamping plate (7) is slidably connected to the inner wall of the fixed cylinder (2), and the side of the clamping plate (7) is slidably connected to the inner wall of the sampling cylinder (3). A push plate (13) is slidably sleeved on the inner wall of the sampling cylinder (3). A circular plate (17) is rotatably connected to the top of the push plate (13). An adjusting rod (21) is provided on the top of the circular plate (17), and a slot (22) is provided on the outer edge of the adjusting rod (21).

2. The soil sampling device for environmental monitoring according to claim 1, wherein: A round rod (8) is fixedly mounted on the side of the clamping plate (7). A limiting plate (9) is rotatably connected to the side of the round rod (8). The shape and size of the outer edge of the limiting plate (9) are adapted to the shape and size of the inner wall of the slide groove (5). A pull rod (10) is fixedly mounted on the side of the limiting plate (9). A spring (6) is fixedly connected to the side of the inner wall of the cylinder (4). The end of the spring (6) away from the inner wall of the cylinder (4) is fixedly connected to the side of the clamping plate (7).

3. The soil sampling device for environmental monitoring according to claim 1, wherein: The top of the push plate (13) is provided with a positioning groove (18), and the top of the circular plate (17) is provided with an auxiliary groove (19). The inner wall of the positioning groove (18) is slidably connected with a positioning plate (20), and the shape and size of the outer edge of the positioning plate (20) are adapted to the shape and size of the inner wall of the auxiliary groove (19). The top of the positioning plate (20) is fixedly assembled with the bottom of the adjusting rod (21).

4. The soil sampling device for environmental monitoring of claim 1, wherein: An auxiliary plate (14) is fixedly mounted on the top of the push plate (13). An arc-shaped spring (15) is fixedly connected to the side of the auxiliary plate (14). A connecting plate (16) is fixedly connected to the end of the arc-shaped spring (15) away from the auxiliary plate (14). The side of the connecting plate (16) is fixedly mounted to the outer edge of the circular plate (17).

5. The soil sampling device for environmental monitoring of claim 1, wherein: The top of the fixed cylinder (2) is fixedly fitted with a top frame (23), and a spring (24) is fixedly connected to the side of the inner wall of the top frame (23). A toothed plate (25) is fixedly connected to the end of the spring (24) away from the top frame (23). The side of the toothed plate (25) is slidably connected to the side of the inner wall of the top frame (23). A toothed ring (26) is rotatably connected to the top of the fixed cylinder (2), and the protruding teeth on the outer edge of the toothed ring (26) mesh with the protruding teeth of the toothed plate (25). A clamping plate (28) is fixedly fitted to the top of the toothed plate (25), and the side of the clamping plate (28) is slidably connected to the inner wall of the clamping groove (22).

6. The soil sampling device for environmental monitoring of claim 1, wherein: A puller (29) is fixedly mounted on the top of the fixed plate (1), a handle (27) is fixedly mounted on the side of the fixed plate (1), a placement tube (11) is fixedly mounted on the bottom of the fixed plate (1), a rubber tube (12) is fixedly sleeved on the inner wall of the placement tube (11), and the outer edge of the rubber tube (12) is fixedly sleeved on the inner wall of the fixed plate (1). The shape and size of the inner wall of the rubber tube (12) are adapted to the shape and size of the outer edge of the sampling tube (3).

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