Water quality monitoring stratified sampling device

Abstract

The utility model discloses a water quality monitoring stratified sampling device, which particularly relates to the technical field of water quality sampling, and comprises a vehicle body, a vertical plate is fixedly arranged at the top of the vehicle body, a top plate is fixedly arranged at the top of the vertical plate, a long plate is arranged at the front end of the top plate, and a plurality of sampling components which are connected up and down are arranged at the bottom of the long plate. Each sampling assembly comprises a first cylinder and a second cylinder which are distributed up and down, and a plurality of connecting plates are fixedly arranged between each first cylinder and each second cylinder. According to the water quality stratified sampling device, the steel wire rope is loosened through the winch to enable the sampling assembly to fall into water, then the first electric push rod is used for adjusting the distance between the second cylinder and the first cylinder which are vertically adjacent, and the waterproof motor is used for driving the sleeve to rotate, so that stratified sampling of water quality is achieved; the water inlet hole is sequentially communicated with the four sampling grooves, and a worker can translate the vehicle body to collect water at different positions at the same depth, so that the monitoring accuracy of the water quality can be improved.

Description

Technical Field

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

[0002] Water quality monitoring is an important part of environmental monitoring. It can accurately, timely and comprehensively reflect the current status of water quality, and provide important scientific basis for water environment management, pollution source control, environmental planning, etc. It plays an important role in the overall water environment protection, water pollution control, and water environment health. Since samples need to be taken from different levels of water to ensure the accuracy of the final experimental data, the existing sampling device usually sets up multiple sampling slots for sampling.

[0003] For example, a water quality monitoring stratified sampling device with a prior art publication number of CN220207183U, the utility model achieves the purpose of strong practicality through the arrangement of a second counterweight block, a fixing frame, a shell, an exhaust head, a vacuum pump, a first servo motor, a motor box, a sealing block, a second servo motor, a mounting plate, a connecting rope, a winding wheel and a connecting ring, and solves the problem that the existing water quality monitoring stratified sampling device is cumbersome in practice, resulting in the inability to quickly complete sampling during use, thus affecting the practicality.

[0004] However, the above-mentioned prior art still has the following problems when in use: multiple sampling boxes are stacked together for sampling, each sampling box can only store part of the water, the monitoring accuracy is low, and the spacing between the multiple sampling boxes cannot be adjusted, and water at different depths cannot be collected. Based on this, the utility model provides a water quality monitoring stratified sampling device with high monitoring accuracy and easy adjustment of the sampling box position. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a stratified sampling device for water quality monitoring, which adjusts the distance between the upper and lower adjacent second cylinder and first cylinder through a first electric push rod, and then drives the sleeve to rotate by a waterproof motor to realize stratified sampling of water quality, and sets four sampling slots for sampling, and the water inlet holes are connected with the four sampling slots in sequence. The staff can translate the vehicle body to collect water at different positions at the same depth, thereby improving the monitoring accuracy of water quality and solving the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stratified sampling device for water quality monitoring, comprising a body, a vertical plate fixedly provided on the top of the body, a top plate fixedly provided on the top of the vertical plate, a long plate provided at the front end of the top plate, a plurality of sampling components connected up and down provided at the bottom of the long plate, each sampling component comprising a first cylinder and a second cylinder distributed up and down, a plurality of connecting plates fixedly provided between each first cylinder and each second cylinder, an annular groove provided on the outer wall of the second cylinder, a plurality of sampling grooves provided on the inner wall of the annular groove, a sleeve slidably provided in the annular groove, a water inlet hole provided on the outer wall of the sleeve, a waterproof motor fixedly embedded at the bottom of each first cylinder, the bottom end of the output shaft of the waterproof motor is fixed to the top of the sleeve for driving the sleeve to rotate.

[0007] In a preferred embodiment, a first electric push rod is fixedly embedded in the bottom of each second cylinder, and adjacent second cylinders are fixed to the first cylinders via the first electric push rods to adjust the distance between the adjacent second cylinders and the first cylinders.

[0008] In a preferred embodiment, a rechargeable battery electrically connected to the waterproof motor is provided inside each first cylinder, and a charging port electrically connected to the rechargeable battery is fixedly embedded on the outer wall of each first cylinder, and a rubber plug is clamped on the outside of the charging port for sealing the charging port.

[0009] In a preferred embodiment, a wire management hole is opened on the top of the long board, and a winch is fixedly provided on the top of the long board. A steel wire rope is wound on the winch, and the bottom end of the steel wire rope passes through the wire management hole and is fixed to the top of the first cylinder near the bottom of the long board. The winch is used to reel in the steel wire rope, so as to facilitate the adjustment of the height of the first cylinder.

[0010] In a preferred embodiment, a second electric push rod is fixedly embedded in the front end of the top plate, and the front end of the second electric push rod is fixed to the rear end of the long board for adjusting the position of the long board.

[0011] In a preferred embodiment, a controller for controlling the waterproof motor, the first electric push rod, the second electric push rod and the winch is fixedly provided at the rear end of the vehicle body, so as to facilitate the staff to operate the device.

[0012] In a preferred embodiment, armrests are fixedly provided on both sides of the rear end of the vehicle body, and the two armrests are distributed on both sides of the controller for pushing the vehicle body to move.

[0013] Technical effects and advantages of the utility model:

[0014] The utility model uses a winch to release a steel wire rope to make the sampling component fall into the water, then uses a first electric push rod to adjust the distance between a second cylinder and a first cylinder adjacent to each other, and then uses a waterproof motor to drive the sleeve to rotate, so as to realize stratified sampling of water quality. Four sampling slots are set for sampling, and the water inlet holes are connected with the four sampling slots in sequence. The staff can translate the vehicle body to collect water at different positions at the same depth, so as to improve the monitoring accuracy of water quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a side view of the overall structure of the utility model;

[0017] Figure 3 This is a structural diagram of the second cylinder and the first cylinder of the utility model;

[0018] Figure 4 It is a cross-sectional view of the first cylinder and the second cylinder of the utility model;

[0019] Figure 5 It is a cross-sectional view of the first cylinder and the second cylinder of the utility model;

[0020] Figure 6 It is a first cylindrical cross-sectional view of the utility model;

[0021] Figure 7 It is a partial schematic diagram of the utility model.

[0022] The reference numerals are: 1, vehicle body; 2, vertical plate; 3, top plate; 4, long plate; 5, sampling assembly; 6, water inlet hole; 7, waterproof motor; 8, first electric push rod; 9, rechargeable battery; 10, charging port; 11, cable management hole; 12, winch; 13, wire rope; 14, second electric push rod; 15, controller;

[0023] 501, first cylinder; 502, second cylinder; 503, connecting plate; 504, annular groove; 505, sampling groove; 506, sleeve. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Refer to the instruction manual Figure 1-7The utility model provides a stratified sampling device for water quality monitoring, comprising a vehicle body 1, a vertical plate 2 is fixedly arranged on the top of the vehicle body 1, a top plate 3 is fixedly arranged on the top of the vertical plate 2, a long plate 4 is arranged at the front end of the top plate 3, a plurality of sampling assemblies 5 connected up and down are arranged at the bottom of the long plate 4, each sampling assembly 5 comprises a first cylinder 501 and a second cylinder 502 distributed up and down, and a plurality of connecting plates 503 are fixedly arranged between each first cylinder 501 and each second cylinder 502;

[0026] The outer wall of the second cylinder 502 is provided with an annular groove 504, the inner wall of the annular groove 504 is provided with a plurality of sampling grooves 505, a sleeve 506 is slidably provided in the annular groove 504, the outer wall of the sleeve 506 is provided with a water inlet hole 6, and a waterproof motor 7 is fixedly embedded at the bottom of each first cylinder 501, and the bottom end of the output shaft of the waterproof motor 7 is fixed to the top of the sleeve 506, so as to drive the sleeve 506 to rotate;

[0027] Furthermore, a first electric push rod 8 is fixedly embedded at the bottom of each second cylinder 502, and the adjacent second cylinders 502 and the first cylinder 501 are fixed by the first electric push rod 8, so as to adjust the distance between the adjacent second cylinders 502 and the first cylinder 501;

[0028] Moreover, a wire management hole 11 is opened on the top of the long board 4, and a winch 12 is fixedly installed on the top of the long board 4. A steel wire rope 13 is wound on the winch 12. The bottom end of the steel wire rope 13 passes through the wire management hole 11 and is fixed to the top of the first cylinder 501 near the bottom of the long board 4. The winch 12 is used to reel in the steel wire rope 13, which is convenient for adjusting the height of the first cylinder 501. The rear end of the vehicle body 1 is fixedly provided with a controller 15 for controlling the waterproof motor 7, the first electric push rod 8, the second electric push rod 14 and the winch 12, so that the staff can operate the device conveniently.

[0029] When in use, the staff first pushes the vehicle body 1 to move, and then uses the controller 15 to control the winch 12 to loosen the wire rope 13, so that the sampling component 5 falls into the water, and then uses the waterproof motor 7 to drive the sleeve 506 to rotate, so that the water inlet hole 6 on the sleeve 506 is connected with the multiple sampling slots 505 in sequence, and after the water flows into the sampling slots 505, the waterproof motor 7 is used to drive the sleeve 506 to rotate, so that the water inlet hole 6 and the multiple sampling slots 505 are staggered, so that the multiple sampling slots 505 are sealed, and four sampling slots 505 are set for sampling. The staff can translate the vehicle body 1 to collect water at different positions at the same depth, so as to improve the monitoring accuracy of the water quality, and can also use the first electric push rod 8 to adjust the distance between the upper and lower adjacent second cylinder 502 and the first cylinder 501, so as to realize stratified sampling of water quality. The structure is simple, no manual operation is required, and it is time-saving and labor-saving to use.

[0030] Refer to the instruction manual Figure 1-7 , each first cylinder 501 is provided with a rechargeable battery 9 electrically connected to the waterproof motor 7, and each first cylinder 501 is fixedly embedded with a charging port 10 electrically connected to the rechargeable battery 9 on the outer wall, and a rubber plug is clamped on the outer side of the charging port 10 for sealing the charging port 10, and a second electric push rod 14 is fixedly embedded at the front end of the top plate 3, and the front end of the second electric push rod 14 is fixed to the rear end of the long board 4 for adjusting the position of the long board 4;

[0031] In addition, handrails 16 are fixedly provided on both sides of the rear end of the vehicle body 1, and a worker can grasp the handrails 16 to facilitate pushing the vehicle body 1 to move.

[0032] The position of the long board 4 is adjusted by telescopically adjusting the second electric push rod 14. When not in use, the long board 4 and the sampling assembly 5 are driven to retract to the top of the vehicle body 1 by means of the second electric push rod 14, so as to facilitate the storage of the sampling assembly 5 and facilitate the staff to push the vehicle body 1 to move and perform sampling at different positions.

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A water quality monitoring stratified sampling device, comprising a vehicle body (1), characterized in that: A vertical plate (2) is fixedly provided on the top of the vehicle body (1), a top plate (3) is fixedly provided on the top of the vertical plate (2), and a long plate (4) is provided at the front end of the top plate (3); The bottom of the long plate (4) is provided with a plurality of sampling assemblies (5) connected in an upper and lower manner, each sampling assembly (5) comprises a first cylinder (501) and a second cylinder (502) distributed in an upper and lower manner, a plurality of connecting plates (503) are fixedly provided between each first cylinder (501) and each second cylinder (502), an annular groove (504) is provided on the outer wall of the second cylinder (502), a plurality of sampling grooves (505) are provided on the inner wall of the annular groove (504), a sleeve (506) is slidably provided in the annular groove (504), and a water inlet hole (6) is provided on the outer wall of the sleeve (506); A waterproof motor (7) is fixedly embedded at the bottom of each first cylinder (501), and the bottom end of the output shaft of the waterproof motor (7) is fixed to the top of the sleeve (506) for driving the sleeve (506) to rotate.

2. A water quality monitoring stratified sampling device according to claim 1, characterized in that: A first electric push rod (8) is fixedly embedded at the bottom of each second cylinder (502), and adjacent second cylinders (502) and first cylinders (501) are fixed by the first electric push rod (8) to adjust the distance between adjacent second cylinders (502) and first cylinders (501).

3. A water quality monitoring stratified sampling device according to claim 1, characterized in that: Each first cylinder (501) is provided with a rechargeable battery (9) electrically connected to the waterproof motor (7) inside, and a charging port (10) electrically connected to the rechargeable battery (9) is fixedly embedded on the outer wall of each first cylinder (501), and a rubber plug is clamped on the outer side of the charging port (10).

4. A water quality monitoring stratified sampling device according to claim 2, characterized in that: A wire management hole (11) is provided on the top of the long board (4), a winch (12) is fixedly provided on the top of the long board (4), a steel wire rope (13) is wound around the winch (12), and the bottom end of the steel wire rope (13) passes through the wire management hole (11) and is fixed to the top of a first cylinder (501) near the bottom of the long board (4) for adjusting the height of the first cylinder (501).

5. A water quality monitoring stratified sampling device according to claim 4, characterized in that: A second electric push rod (14) is fixedly embedded in the front end of the top plate (3); the front end of the second electric push rod (14) is fixed to the rear end of the long plate (4) and is used to adjust the position of the long plate (4).

6. A water quality monitoring stratified sampling device according to claim 5, characterized in that: A controller (15) for controlling the waterproof motor (7), the first electric push rod (8), the second electric push rod (14) and the winch (12) is fixedly provided at the rear end of the vehicle body (1).

7. A water quality monitoring stratified sampling device according to claim 1, characterized in that: Handrails (16) are fixedly provided on both sides of the rear end of the vehicle body (1) for pushing the vehicle body (1) to move.

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