CN219890762U - a sampling device - Google Patents

Abstract

The utility model relates to the technical field of environmental engineering soil sampling, in particular to a sampling device. Including the mount, the upper end of mount rotates and is connected with the pivot, and the outside of pivot is provided with spacing subassembly, and the upper end of pivot is provided with the hydraulic press, and the output of hydraulic press rotates and is connected with the connector, and the lower extreme threaded connection of connector has first collection pipe, and the lower extreme threaded connection of first collection pipe has the second collection pipe, and the inside of first collection pipe and second collection pipe all is provided with stores up mud subassembly, and the inboard of first collection pipe sets up and is located the outside of bolt and is provided with scrapes mud subassembly. According to the utility model, through the matched design of the integral structure, the device can store the collected soil samples in the hollow box, so that the device can collect soil with different depths, and after the device is used, the residual soil in the first collecting pipe and the second collecting pipe can be cleaned.

Description

a sampling device

Technical field

The utility model relates to the technical field of soil sampling in environmental protection projects, and in particular to a sampling device.

Background technique

Environmental protection projects refer to projects specifically designed for environmental protection. Due to the development of industry, etc., environmental pollution is caused. Based on a certain set of envisioned goals, relevant scientific knowledge and technical means are applied to reduce environmental pollution through the organized activities of a group of people. Problem-solving engineering. One of them is to determine the factors affecting soil environmental quality through soil sampling and testing, and to determine the environmental quality or pollution level and its changing trends;

For example, an environmental engineering soil detection sampling device with the publication number CN214149962U solves the problem of existing sampling devices, which have complicated sampling operations and are inconvenient to clean the sampling rod. At the same time, it is inconvenient to take out the soil inside the sampling rod, and its use has limitations. Technical problems, but it does not solve the technical problem that such equipment is easy to fall off from the collection tube when the collected soil samples are taken out of the soil layer;

Based on the above, it can be seen that there are the following technical problems in the prior art: the existing sampling device easily falls off from the collection tube when the collected soil sample is taken out from the soil layer. To this end, a sampling device is designed. To solve the above technical problems.

Utility model content

The purpose of this utility model is to provide a sampling device. Generally speaking, it is aimed at the technical problem: the existing sampling device easily falls off from the collection tube when the collected soil sample is taken out from the soil layer.

In order to solve the above technical problems, the present utility model adopts the following technical solutions:

A sampling device includes a fixed frame. The upper end of the fixed frame is rotatably connected to a rotating shaft. A limiting component is provided on the outside of the rotating shaft. The upper end of the rotating shaft is provided with a hydraulic press. The output end of the hydraulic press is connected to a rotating shaft. The connector has a pressing hole at the center of the fixing frame. The lower end of the connector is threadedly connected to a first collection pipe. The lower end of the first collection pipe is threadedly connected to a second collection pipe. The first collection pipe is threadedly connected to the lower end of the connector. A mud storage assembly is provided inside the collecting pipe and the second collecting pipe. Bolts are threadedly connected to the upper end and opposite positions of the first collecting pipe. A mud storage assembly is provided inside the first collecting pipe and outside the bolt. Mud scraper assembly.

Preferably, the limiting assembly includes a connecting block, a pull rod and a contraction spring. A connecting block is fixed on the outside of the rotating shaft, and a pull rod is slidably connected on the inside of the connecting block. The inside of the fixing frame is located between the connecting block and the connecting block. A limit hole is opened at the lower end, the lower end of the pull rod fits with the limit hole, the upper end of the pull rod is provided with a contraction spring, one end of the contraction spring is fixed to the connecting block, and the other end of the contraction spring is fixed to the pull rod .

Preferably, each of the mud storage components includes a hollow box, a rotating baffle, a pressure spring and a downward pressure steel ball, and a hollow box is detachably connected to the inside of the first collection pipe and the second collection pipe. The box is located on one side of the inner wall of the first collection tube and the second collection tube and is connected with a rotating baffle. Pressure springs are fixed on the inside of the top and bottom ends of the hollow box, and a downward pressure is fixed on the inside of each pressure spring. Steel balls, the first collection pipe and the second collection pipe are provided with square holes at positions corresponding to the pressure spring, and the side of each of the downward pressure steel balls away from the pressure spring is located inside the square hole.

Preferably, the mud scraper assembly includes a handle, a threaded telescopic rod and an extrusion block. One end of each bolt located inside the first collection pipe is threadedly connected to the handle. The lower end of the handle is provided with a threaded telescopic rod, so The bottom end of the threaded telescopic rod is fixed with an extrusion block.

Preferably, a soil separating cutter head is threadedly connected to the lower end of the second collection pipe, and the soil dividing cutter head is made of alloy.

Preferably, a battery is provided inside the fixed frame, and the battery is electrically connected to the hydraulic device.

It can be seen without any doubt that the technical problems to be solved by this application can certainly be solved through the above technical solutions of this application.

At the same time, through the above technical solutions, the present utility model at least has the following beneficial effects:

Through the coordinated design of the overall structure, the device can store the collected soil samples inside the hollow box. When the soil collection is completed and the collection tube is taken out, the soil collected inside the collection tube is prevented from falling off, reducing the risk of collection failure, and Through the structural coordination design of the connector, the first collection pipe and the second collection pipe, the device can collect soil at different depths.

And through the structural coordination design of the mud scraper assembly, after the device is used, the residual soil inside the first collection pipe and the second collection pipe can be cleaned to avoid mixing with the soil collected next time, reducing the possibility of soil sampling failure. risk.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present utility model more clearly, the drawings needed to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the utility model. Those of ordinary skill in the art can also obtain other drawings based on these drawings without exerting creative efforts.

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic structural diagram of the limiting component of the present invention;

Figure 3 is a schematic structural diagram of the mud storage assembly of the present utility model;

Figure 4 is a schematic structural diagram of the pressure spring and the downward pressure steel ball of the present invention;

Figure 5 is a schematic structural diagram of the mud scraper assembly of the present utility model;

Figure 6 is a schematic structural diagram of the bolt of the present utility model.

In the picture: 1. Fixed frame; 2. Rotating shaft; 3. Hydraulic device; 4. Connector; 5. Pressure hole; 6. Connecting block; 7. Pull rod; 8. Contraction spring; 9. First collection tube; 10 , the second collection tube; 11. Hollow box; 12. Rotating baffle; 13. Pressure spring; 14. Pressure steel ball; 15. Handle; 16. Threaded telescopic rod; 17. Extrusion block; 18. Bolt; 19. Soil dividing cutter head; 20. Battery.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clear, the utility model will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention and are not intended to limit the present invention.

Referring to Figures 1-6, a sampling device includes a fixed frame 1. In order to facilitate the use of the device in places without power supply, a hydraulic press 3 is provided at the upper end of the rotating shaft 2, and a battery is provided inside the fixed frame 1. 20. The battery 20 is electrically connected to the hydraulic device 3 . The output end of the hydraulic machine 3 is rotatably connected with a connector 4. A depression hole 5 is provided in the center of the fixed frame 1. The lower end of the connector 4 is threadedly connected with a first collection pipe 9. In order to facilitate the collection of deeper soil, the The lower end of a collection pipe 9 is threadedly connected to a second collection pipe 10. In order to facilitate the second collection pipe 10 to be pressed down into the soil layer, the lower end of the second collection pipe 10 is threadedly connected to a soil dividing cutter head 19. The soil dividing cutter head 19 is Made of alloy, the upper end of the first collection pipe 9 and the opposite positions are threadedly connected with bolts 18;

In order to facilitate the rotation of the hydraulic device 3, the upper end of the fixed frame 1 is rotatably connected to a rotating shaft 2, and a limiting component is provided on the outside of the rotating shaft 2;

Specifically, the limiting assembly includes a connecting block 6, a pull rod 7 and a contraction spring 8. The connecting block 6 is fixed on the outside of the rotating shaft 2, the pull rod 7 is slidingly connected on the inside of the connecting block 6, and the fixing frame 1 is inside and located with the connecting block 6 The lower end of the pull rod 7 is provided with a limit hole, and the lower end of the pull rod 7 fits the limit hole. In order to facilitate the automatic reset of the pull rod 7 after releasing it, the upper end of the pull rod 7 is provided with a contraction spring 8, and one end of the contraction spring 8 is connected to the connecting block 6 Fixed, the other end of the contraction spring 8 is fixed with the pull rod 7;

In order to facilitate the storage of soil entering the first collection pipe 9 and the second collection pipe 10, a limiting component is provided on the outside of the rotating shaft 2;

Specifically, each mud storage assembly includes a hollow box 11, a rotating baffle 12, a pressure spring 13 and a pressing steel ball 14. In order to facilitate the fixation and removal of the hollow box 11, the first collection pipe 9 and the second collection pipe 10 are There is a hollow box 11 removably connected inside. In order to facilitate entry, the soil inside the first collection pipe 9 and the second collection pipe 10 enters the hollow box 11. The hollow box 11 is located on the inner wall of the first collection pipe 9 and the second collection pipe 10. One side is rotatably connected with a rotating baffle 12. A pressure spring 13 is fixed on the inside of the top and bottom ends of the hollow box 11. A pressing steel ball 14 is fixed on the inside of each pressure spring 13. In order to facilitate the pressing of the pressing steel ball 14, The first collection pipe 9 and the second collection pipe 10 are provided with square holes at positions corresponding to the pressure spring 13, and the side of each pressing steel ball 14 away from the pressure spring 13 is located inside the square hole;

In order to facilitate the cleaning of the residual soil on the inner wall of the first collection pipe 9, a mud scraper assembly is provided on the inside of the first collection pipe 9 and on the outside of the bolt 18;

Specifically, the mud scraper assembly includes a handle 15, a threaded telescopic rod 16 and an extrusion block 17. One end of each bolt 18 located inside the first collection pipe 9 is threadedly connected to the handle 15. The lower end of the handle 15 is provided with a threaded telescopic rod 16. , the bottom end of the threaded telescopic rod 16 is fixed with an extrusion block 17.

Based on the above, it can be seen that:

The utility model aims at the technical problem: the existing sampling device is easy to fall off from the collection tube when the collected soil sample is taken out from the soil layer; the technical solutions of the above embodiments are adopted. At the same time, the implementation process of the above technical solution is:

Place the device horizontally on the ground where soil needs to be collected, turn on the power of the device, and pull the pull rod 7 away from the fixed frame 1 so that 07 is no longer in contact with the limit hole, thereby releasing the limit on the hydraulic device 3, and then Rotate the hydraulic press 3 to move to the outside of the fixed frame 1, put the second collection pipe 10 into the lower pressure hole 5, so that the soil scraper head 19 is in contact with the ground, and then return the hydraulic press 3 to its original position and release it. The pull rod 7 slides into the limit hole and fits it through the elastic characteristics of the contraction spring 8, thereby limiting the position of the hydraulic device 3;

After the hydraulic machine 3 returns to its original position, fit the second collecting pipe 10 and the connecting head 4 together, and rotate the connecting head 4 downward so that the connecting head 4 and the second collecting pipe 10 are threadedly connected. By setting the position of the hydraulic machine 3 The output end moves downward, thereby driving the second collection pipe 10 to move downward into the soil layer. When the second collection pipe 10 is completely submerged into the soil layer, the connection head 4 is rotated upward to release the connection between 04 and the second collection pipe 10. connection, and then set the output end of the hydraulic press 3 to move upward, and rotate the hydraulic press 3 to the outside of the fixed frame 1 through the cooperation of the connecting block 6, the pull rod 7 and the contraction spring 8, and then put the first collection tube 9 into the downward pressure Hole 5, by rotating the first collection pipe 9 downward, the first collection pipe 9 and the second collection pipe 10 are threadedly connected and fixed, by returning the hydraulic device 3 to its original position, and then through the connecting block 6, the pull rod 7 and the contraction spring 8 The hydraulic device 3 is limited by the cooperation, and the connector 4 is rotated downward so that the connector 4 and the first collection pipe 9 are threaded and fixed. By setting the output end of the hydraulic device 3 to move downward, the second collection pipe 10 is driven. moving toward deeper soil layers;

When the second collection pipe 10 moves downward in the soil layer, the soil will enter the inside of the first collection pipe 9 and the second collection pipe 10. When the soil inside the second collection pipe 10 reaches the position of the hollow box 11, it will pass through The squeezing force of the soil causes the rotating baffle 12 to rotate toward the inside of the hollow box 11, thereby causing the soil inside the second collection pipe 10 to enter the inside of the hollow box 11, thereby preventing the second collection pipe from being removed when the collection is completed. The soil inside the tube 10 breaks away, causing collection failure;

After the collection is completed and the second collection tube 10 is taken out, the steel ball 14 is pressed in the direction of the hollow box 11 so that the steel ball 14 shrinks into the inside of the hollow box 11 and then pulls the hollow box away from the second collection tube 10 11. Detach the hollow box 11 from the second collection tube 10, and then take out the soil inside the hollow box 11 to complete the sampling;

After the soil collection is completed, the bolt 18 is rotated in a direction away from the first collection pipe 9 to release the restriction on the handle 15, and then the handle 15 is pulled, so that the handle 15, the threaded telescopic rod 16 and the extrusion block 17 are separated from the first collection pipe 9. Inside the collection tube 9, by rotating the threaded telescopic rod 16 in the direction of the extrusion block 17, so that the length of the threaded telescopic rod 16 is longer than the first collection tube 9, and then the extrusion block 17 is placed inside the first collection tube 9, By pressing the handle 15 downward, the extrusion block 17 is driven to clean the residual soil inside the first collection pipe 9 to prevent the residual soil inside the first collection pipe 9 from being mixed with the soil collected next time, causing collection failure;

Through the above settings, this application can certainly solve the above technical problems, and at the same time, achieve the following technical effects:

Through the coordinated design of the overall structure, the device can store the collected soil samples inside the hollow box. When the soil collection is completed and the first collection tube is taken out, it can avoid the soil collected inside the first collection tube from falling off and reduce collection failures. risk, and through the structural coordination design of the connector, the first collection pipe and the second collection pipe, the device can collect soil at different depths.

And through the structural coordination design of the mud scraper assembly, after the device is used, the residual soil inside the first collection pipe and the second collection pipe can be cleaned to avoid mixing with the soil collected next time, reducing the possibility of soil sampling failure. risk.

The basic principles, main features and advantages of the present utility model are shown and described above. Those skilled in the industry should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and instructions is only the principle of the present utility model. The present utility model can also be used without departing from the spirit and scope of the present utility model. Various changes and improvements are possible, which fall within the scope of the claimed invention. The protection scope required by the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a sampling device, includes mount (1), its characterized in that, the upper end of mount (1) rotates and is connected with pivot (2), the outside of pivot (2) is provided with spacing subassembly, the upper end of pivot (2) is provided with hydraulic press (3), the output rotation of hydraulic press (3) is connected with connector (4), push down hole (5) have been seted up in the center department of mount (1), the lower extreme threaded connection of connector (4) has first collection pipe (9), the lower extreme threaded connection of first collection pipe (9) has second collection pipe (10), the inside of first collection pipe (9) and second collection pipe (10) all is provided with the mud storage subassembly, the equal threaded connection in upper end and the relative position of first collection pipe (9) has bolt (18), the inboard of first collection pipe (9) sets up and is located the outside of bolt (18) and is provided with scrapes mud subassembly.

2. The sampling device according to claim 1, wherein the limiting component comprises a connecting block (6), a pull rod (7) and a contraction spring (8), the connecting block (6) is fixed on the outer side of the rotating shaft (2), the pull rod (7) is slidably connected to the inner side of the connecting block (6), a limiting hole is formed in the fixing frame (1) and located at the lower end of the connecting block (6), the lower end of the pull rod (7) is attached to the limiting hole, the contraction spring (8) is arranged at the upper end of the pull rod (7), one end of the contraction spring (8) is fixed with the connecting block (6), and the other end of the contraction spring (8) is fixed with the pull rod (7).

3. The sampling device according to claim 1, wherein each mud storage component comprises a hollow box (11), a rotary baffle (12), a pressure spring (13) and a pressing steel ball (14), the hollow boxes (11) are detachably connected to the inside of the first collecting tube (9) and the inside of the second collecting tube (10), the hollow boxes (11) are located on one side of the inner walls of the first collecting tube (9) and the second collecting tube (10) and are rotationally connected with the rotary baffle (12), the pressure springs (13) are fixed on the inner sides of the top end and the bottom end of the hollow boxes (11), the pressing steel balls (14) are fixed on the inner sides of the pressure springs (13), square holes are formed in positions of the first collecting tube (9) and the second collecting tube (10) corresponding to the pressure springs (13), and one side, far away from the pressure springs (13), of each pressing steel ball (14) is located on the inner side of each square hole.

4. A sampling device according to claim 1, wherein the mud scraping assembly comprises a handle (15), a threaded telescopic rod (16) and an extrusion block (17), one end of each bolt (18) located inside the first collecting tube (9) is in threaded connection with the handle (15), the lower end of the handle (15) is provided with the threaded telescopic rod (16), and the extrusion block (17) is fixed at the bottom end of the threaded telescopic rod (16).

5. A sampling device according to claim 1, wherein the lower end of the secondary collection tube (10) is screwed with a soil dividing cutter head (19), and the soil dividing cutter head (19) is made of alloy material.

6. A sampling device according to claim 5, characterized in that the inside of the holder (1) is provided with a battery (20), the battery (20) being electrically connected with the hydraulic means (3).