Soil environment monitoring sampling device

Abstract

The utility model relates to the technical field of soil sampling, and discloses a soil environment monitoring and sampling device which comprises a sleeve, the bottom of the sleeve is open, an insertion hole is formed in the top of the sleeve, a fixing frame is arranged at the bottom in the sleeve, a driving motor is fixedly arranged on the fixing frame, and the output end of the driving motor is connected with a drill bit. A water receiving pipe penetrates through the wall of the sleeve in the vertical direction, a sampling barrel is inserted into the insertion hole, a plurality of screw grooves are formed in the outer side of the insertion hole in a surrounding mode, a fixing plate with the diameter larger than that of the insertion hole is arranged at the top of the sampling barrel, screw holes with the same size as the screw grooves are formed in the fixing plate, and a sealing cover plate capable of being pushed is arranged at the top of the sampling barrel. According to the device, through the arrangement of the drill bit and the water adding pipe, hard soil can be crushed and softened, so that sampling is convenient, the sampling efficiency is improved, meanwhile, the sampling barrel is designed to be detachable, and internal samples are convenient to detach and take out.

Description

Technical Field

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

[0002] Soil environmental monitoring refers to the process of monitoring and analyzing physical, chemical, biological and other environmental factors of soil through various technical means. Such monitoring can help understand information such as soil quality, pollution status, and suitable crop types for planting. Common monitoring items include soil pH value, organic matter content, heavy metal pollutant content, etc. Through these data, the health status and adaptability of the soil can be evaluated.

[0003] In the existing soil sampling device, the sampling cylinder is usually fixedly integrated with the device, which is inconvenient for disassembling and taking out the sample. Moreover, when manually sampling soil, it takes a lot of physical strength for hard-textured soil, causing fatigue to the staff after long-term work, and at the same time, the sampling efficiency is low. Content of the Utility Model

[0004] (1). Technical Problems to be Solved

[0005] The technical problem to be solved by the utility model is to overcome the defects that the sample is inconvenient to take out and it is difficult to sample hard-textured soil, and provide a soil environmental monitoring sampling device.

[0006] (2). Technical Solutions

[0007] To solve the above technical problems, the technical solution provided by the utility model is: a soil environmental monitoring sampling device, including a sleeve. The bottom of the sleeve is designed with an opening. There is a jack at the top of the sleeve. A fixed frame is provided at the inner bottom of the sleeve. A driving motor is fixedly provided on the fixed frame. The output end of the driving motor is connected with a drill bit. A water receiving pipe is provided vertically through the sleeve wall. A sampling cylinder is inserted into the jack. A plurality of screw grooves are arranged around the outside of the jack. A fixing plate with a diameter larger than the jack is provided at the top of the sampling cylinder. Screw holes with the same size as the screw grooves are provided on the fixing plate. A pushable sealing cover plate is provided at the top of the sampling cylinder.

[0008] As an improvement: a sealing groove is provided on the upper surface of the fixed frame. A protective pipe matched with the sealing groove is provided at the bottom end of the sampling cylinder. A sealing ring is sleeved outside the protective pipe. The protective pipe is clamped in the sealing groove, and the connection is sealed through the sealing ring, protecting the driving motor and avoiding contamination or damage to the driving motor during sampling.

[0009] As an improvement: A rotating groove is provided at the top of the sampling cylinder. Symmetrically arranged sliding grooves communicating with the rotating groove are provided inside the sampling cylinder. The sealing cover plate rotates within the rotating groove. A slider adapted to the sliding groove is provided on the sealing cover plate. When the slider rotates to the position of the sliding groove, it can push the sealing cover plate along the sliding groove towards the bottom of the sampling cylinder, facilitating the pushing out of the internal sample.

[0010] As an improvement: A positioning groove is provided at a ninety-degree position in the rotating groove relative to the sliding groove. A groove is provided inside the slider. A sliding hole communicating with the groove is provided on the sealing cover plate. A positioning rod cooperating with the positioning groove is connected in the groove through a telescopic spring. A push plate is provided on the positioning rod and slides within the sliding hole. The positioning rod is inserted into the positioning groove to fix the sealing cover plate, ensuring the fixed position of the sealing cover plate during sampling.

[0011] As an improvement: A sealing strip is provided at the edge of the sealing cover plate. The sampling cylinder is connected to the screw groove through a screw passing through a screw hole. The sealing strip ensures the sealing between the sealing cover plate and the sampling cylinder, preventing sample leakage. The connection of the sampling cylinder and the sleeve by screws is convenient for disassembly and assembly.

[0012] As an improvement: Auxiliary plates are symmetrically provided on the sleeve. Fixing nails are inserted into the auxiliary plates. During use, the auxiliary plates are placed horizontally, and the fixing nails are inserted into the soil to fix the sleeve, ensuring subsequent vertical sampling.

[0013] (III) Beneficial Effects

[0014] The advantages of the present utility model compared with the prior art are as follows:

[0015] 1. The soil is broken by the provided drill bit, and at the same time, water can be introduced into the water connection pipe to soften the soil, reducing the resistance of downward sampling, alleviating the sampling burden of the staff, and improving the sampling efficiency;

[0016] 2. The sampling cylinder is designed to be detachable, facilitating the disassembly and assembly of the sampling cylinder. At the same time, the sealing cover plate can be pushed towards the bottom of the sampling cylinder, thus facilitating the extraction of the sample. Description of the Drawings

[0017] Figure 1 It is a schematic structural diagram of the soil environment monitoring sampling device of the present utility model.

[0018] Figure 2 It is an exploded structural diagram of the soil environment monitoring sampling device of the present utility model.

[0019] Figure 3 It is an exploded structural diagram of the sampling cylinder of the soil environment monitoring sampling device of the present utility model.

[0020] Figure 4 It is a partially enlarged structural diagram of part A of the soil environment monitoring sampling device of the present utility model.

[0021] Figure 5 This is a schematic top view structure of the sleeve of the soil environment monitoring sampling device of the present utility model.

[0022] Figure 6 This is a schematic partial sectional structure of the sealing cover plate of the soil environment monitoring sampling device of the present utility model.

[0023] As shown in the figure: 1. Sleeve; 2. Socket; 3. Fixed frame; 4. Driving motor; 5. Drill bit; 6. Water connection pipe; 7. Sampling cylinder; 8. Thread groove; 9. Fixed plate; 10. Thread hole; 11. Sealing cover plate; 12. Sealing groove; 13. Protection pipe; 14. Sealing ring; 15. Rotating groove; 16. Sliding groove; 17. Slide block; 18. Positioning groove; 19. Groove; 20. Telescopic spring; 21. Slide hole; 22. Push plate; 23. Sealing strip; 24. Auxiliary plate; 25. Fixing nail; 26. Positioning rod. Specific embodiments

[0024] The following further describes the present utility model in detail with reference to the drawings. The same components are denoted by the same reference numerals.

[0025] It should be noted that the terms "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the terms "inner" and "outer" respectively refer to the directions towards or away from the geometric center of a specific component.

[0026] In order to make the content of the present utility model more clearly understood, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.

[0027] Embodiment 1

[0028] Combined with the attached Figure 1 、 Figure 2 and Figure 5 shown, the soil environment monitoring sampling device includes a sleeve 1, the bottom of the sleeve 1 is designed with an opening, a socket 2 is provided at the top of the sleeve 1, a fixed frame 3 is provided at the inner bottom of the sleeve 1, a driving motor 4 is fixedly provided on the fixed frame 3, a drill bit 5 is connected to the output end of the driving motor 4, a water connection pipe 6 is provided in the vertical direction through the wall of the sleeve 1, a sampling cylinder 7 is inserted into the socket 2, a plurality of thread grooves 8 are provided around the outside of the socket 2, a fixed plate 9 with a diameter larger than the socket 2 is provided at the top of the sampling cylinder 7, a thread hole 10 with the same size as the thread groove 8 is provided on the fixed plate 9, and a pushable sealing cover plate 11 is provided at the top of the sampling cylinder 7.

[0029] With the above structure, the driving motor 4 drives the drill bit 5 to break the soil, and water is introduced into the water connection pipe 6 to soften the soil, which facilitates the staff to press down for sampling, saves the physical effort for sampling, and improves the sampling efficiency at the same time. The sampling cylinder 7 and the sleeve 1 are designed as a split type, which is convenient for installation and disassembly, and the internal sample can be conveniently taken out through the pushable sealing cover plate 11.

[0030] Combined with the attached Figure 1 、 Figure 3 and Figure 5 shown, a sealing groove 12 is provided on the upper surface of the fixing frame 3, a protective pipe 13 matched with the sealing groove 12 is provided at the bottom end of the sampling cylinder 7, a sealing ring 14 is sleeved outside the protective pipe 13, a sealing strip 23 is provided at the edge of the sealing cover plate 11, the sampling cylinder 7 is connected to the screw groove 8 through a screw passing through the screw hole 10, auxiliary plates 24 are symmetrically provided on the sleeve 1, and fixing nails 25 are inserted into the auxiliary plates 24.

[0031] With the above structure, the protective pipe 13 is clamped in the sealing groove 12, and the connection is sealed by the sealing ring 14, protecting the driving motor 4 and avoiding contamination or damage to the driving motor 4 during sampling. The sealing strip 23 ensures the sealing between the sealing cover plate 11 and the sampling cylinder 7 and prevents sample leakage. The connection of the sampling cylinder 7 and the sleeve 1 by screws is convenient for disassembly and assembly. During use, the auxiliary plates 24 are placed horizontally, and the fixing nails 25 are inserted into the soil to fix the sleeve 1 to ensure subsequent vertical sampling.

[0032] Embodiment 2

[0033] On the basis of Embodiment 1, combined with the attached Figure 3 、 Figure 4 and Figure 6 shown, a rotating groove 15 is provided at the top of the sampling cylinder 7, sliding grooves 16 are symmetrically provided in the sampling cylinder 7 and communicate with the rotating groove 15, the sealing cover plate 11 rotates in the rotating groove 15, a sliding block 17 adapted to the sliding groove 16 is provided on the sealing cover plate 11, a positioning groove 18 is provided at a position of 90 degrees with the sliding groove 16 in the rotating groove 15, a groove 19 is provided in the sliding block 17, a sliding hole 21 communicating with the groove 19 is provided on the sealing cover plate 11, a positioning rod 26 matched with the positioning groove 18 is connected in the groove 19 through a telescopic spring 20, and a push plate 22 is provided on the positioning rod 26 and slides in the sliding hole 21.

[0034] With the above structure, when the sliding block 17 rotates to the position of the sliding groove 16, the sealing cover plate 11 can be pushed towards the bottom of the sampling cylinder 7 along the sliding groove 16, which is convenient for pushing out the internal sample, and the positioning rod 26 is inserted into the positioning groove 18 to fix the sealing cover plate 11, ensuring the fixed position of the sealing cover plate 11 during sampling.

[0035] The specific usage method is as follows:

[0036] First, install the sampling cylinder 7 on the sleeve 1. Align the screw hole 10 with the screw groove 8 and use screws to fix and connect them. At this time, the protective tube 13 is clamped in the sealing groove 12 to protect the drive motor 4. Then, horizontally place the auxiliary plate 24 on the soil layer where sampling is required, insert the fixing nails 25 into the soil, and fix the sleeve 1.

[0037] Start the drive motor 4, judge the hardness of the soil, and choose whether to connect water flow to the water connection pipe 6. If connected, the water flow will wet the soil along the water connection pipe 6 to reduce the downward pressure resistance. The drive motor 4 drives the drill bit 5 to break the soil. The staff presses down the sleeve 1 to make it vertically descend along the direction of the fixing nail 25 for sampling. After sampling, remove the screws, take out the sampling cylinder 7 from the sleeve 1, push the push plate 22 towards the slide hole 21 side to make the positioning rod 26 disengage from the positioning groove 18, and rotate the sealing cover plate 11 to align its slider 17 with the slide groove 16, then the sample can be pushed out towards the bottom direction of the sampling cylinder 7.

[0038] The above describes the present utility model and its implementation manners. This description is not restrictive. What is shown in the drawings is only one of the implementation manners of the present utility model, and the actual structure is not limited thereto. Generally speaking, if those of ordinary skill in the art are inspired by it and without departing from the creative purpose of the present utility model, they design similar structural manners and embodiments to this technical solution without creative efforts, which shall fall within the protection scope of the present utility model.

Claims

1. A soil environment monitoring sampling device, comprising a sleeve (1), characterized in that: The bottom of the sleeve (1) is designed to be open, the top of the sleeve (1) is provided with a plug hole (2), the bottom of the sleeve (1) is provided with a fixing frame (3), a driving motor (4) is fixed on the fixing frame (3), a drill bit (5) is connected to the output end of the driving motor (4), and a water connection pipe (6) is provided in the vertical direction through the wall of the sleeve (1); A sampling tube (7) is inserted into the insertion hole (2), a plurality of screw grooves (8) are arranged around the outside of the insertion hole (2), a fixing plate (9) having a diameter larger than the insertion hole (2) is arranged on the top of the sampling tube (7), a screw hole (10) having the same size as the screw groove (8) is arranged on the fixing plate (9), and a pushable sealing cover plate (11) is arranged on the top of the sampling tube (7).

2. The soil environment monitoring sampling device according to claim 1, characterized in that: The upper surface of the fixing frame (3) is provided with a sealing groove (12), the bottom end of the sampling tube (7) is provided with a protective tube (13) matched with the sealing groove (12), and the outer sleeve of the protective tube (13) is provided with a sealing ring (14).

3. The soil environment monitoring sampling device according to claim 1, characterized in that: The sampling tube (7) is provided with a rotating groove (15) at the top, and a slide groove (16) is symmetrically provided inside the sampling tube (7) and is connected to the rotating groove (15). The sealing cover plate (11) is rotatably located in the rotating groove (15), and a sliding block (17) adapted to the slide groove (16) is provided on the sealing cover plate (11).

4. The soil environment monitoring sampling device according to claim 3, characterized in that: A positioning groove (18) is provided in the rotating groove (15) at a position of 90 degrees to the sliding groove (16); a groove (19) is provided in the sliding block (17); a sliding hole (21) is provided on the sealing cover plate (11) and is communicated with the groove (19); a positioning rod (26) is provided in the groove (19) and is connected to the positioning groove (18) via a telescopic spring (20); a push plate (22) is provided on the positioning rod (26) and is slidably located in the sliding hole (21).

5. The soil environment monitoring sampling device according to claim 1, characterized in that: The edge of the sealing cover plate (11) is provided with a sealing strip (23), and the sampling tube (7) is connected to the screw groove (8) by means of screws passing through the screw holes (10).

6. The soil environment monitoring sampling device according to claim 1, characterized in that: The sleeve (1) is symmetrically provided with an auxiliary plate (24), and a fixing nail (25) is inserted into the auxiliary plate (24).

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