Sampling device for water environment monitoring

Abstract

The utility model relates to the technical field of water environment monitoring, in particular to a sampling device for water environment monitoring, the upper end of a supporting plate is fixedly connected with a top box, the middle position in the top box is rotatably connected with a wind-up roller, the outer side of the wind-up roller is wound with a supporting and hanging rope, the lower end of the supporting and hanging rope is fixedly connected with a waterproof box, and the waterproof box is fixedly connected with a water pump. The upper end of the waterproof box is fixedly connected with a supporting plate, the lower end of the waterproof box is fixedly connected with a lifting supporting plate, the lower end of the lifting supporting plate is fixedly connected with a sampling pipe, the supporting plate can float on the water surface under the action of a floating plate, and meanwhile a worm can drive a worm gear to rotate through rotation of a first motor; and meanwhile, the lifting supporting plate can be limited and supported under the action of the arranged telescopic supporting rod, and the sampling pipe can stably move up and down under the action of the balancing weight, so that water samples at different water levels can be conveniently sampled, and the water environment monitoring effect is improved.

Description

Technical Field

[0001] The utility model relates to a sampling device for water environment monitoring, belonging to the technical field of water environment monitoring. Background Art

[0002] Water environment monitoring takes the water environment as the object, and uses physical, chemical and biological technical means to conduct qualitative, quantitative and systematic comprehensive analysis of the pollutants and their related components in it, in order to explore and study the changing patterns of water environment quality. Water environment monitoring provides reliable basic data for water environment management and a scientific basis for the evaluation of the effectiveness of control measures.

[0003] During use, the existing water environment monitoring sampling equipment is difficult to adjust the penetration depth of the sampling equipment, so that water samples can only be collected on the water surface, and it is difficult to sample and process bottom or deep water samples, which reduces the overall water environment monitoring effect; and when collecting water samples, only single-layer water level water samples can be extracted, and it is difficult to collect water samples from multiple water levels at the same time, and thus repeated sampling and comparison are required, which reduces the convenience of multi-water level monitoring of water sources. Utility Model Content

[0004] The purpose of the utility model is to provide a sampling device for water environment monitoring to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A sampling device for water environment monitoring comprises a support plate, a top box and a waterproof box, wherein the upper end of the support plate is fixedly connected to the top box, a winding roller is rotatably connected to the middle position inside the top box, a supporting rope is wrapped around the outer side of the winding roller, the lower end of the supporting rope is fixedly connected to the waterproof box, the lower end of the waterproof box is fixedly connected to a lifting support plate, the lower end of the lifting support plate is fixedly connected to a sampling tube, the front end of the sampling tube is sealingly connected to a water inlet end tube, and the interior of the sampling tube is slidably connected to a suction piston.

[0007] Furthermore, a draw rope is fixedly connected at the middle position of the upper end of the top box.

[0008] Furthermore, a first motor is fixedly connected to the right rear end inside the top box, a worm is fixedly connected to the front end of the output shaft of the first motor, the upper end of the worm is meshingly connected to a worm wheel, and the worm wheel is fixedly connected to the winding roller.

[0009] Furthermore, the front and rear ends of the support plate are fixedly connected with floating plates.

[0010] Furthermore, a telescopic support rod is fixedly connected at a corner position of the lower end of the support plate, and the telescopic support rod is fixedly connected to the lifting support plate.

[0011] Furthermore, a counterweight is fixedly connected to the lower end of the sampling tube.

[0012] Furthermore, a second motor is provided inside the waterproof box, the second motor is fixedly connected to the lifting support plate, a transmission screw is fixedly connected to the lower end of the output shaft of the second motor, a lifting sleeve is spirally connected to the outer side of the transmission screw, and the lifting sleeve is slidably connected to the sampling tube.

[0013] Furthermore, there are three suction pistons, the suction piston at the upper end is fixedly connected to the lifting sleeve, a connecting rod is fixedly connected between the three suction pistons, and the connecting rod is slidably connected to the sampling tube.

[0014] The beneficial effects of the utility model are:

[0015] The utility model provides a floating plate to enable the support plate to float on the water surface and to fix it to the shore by a pull rope. At the same time, the worm can drive the worm wheel to rotate by rotating the first motor, so that the winding roller can release or reel in the supporting rope. At the same time, the telescopic support rod can be used to limit the lifting support plate, and under the action of the counterweight block, the sampling tube can be moved up and down stably, which is convenient for sampling water samples at different water levels and improves the water environment monitoring effect. The utility model utilizes the rotation of the second motor to enable the transmission screw to drive the lifting sleeve to move up and down, and the convex strips on the side of the lifting sleeve can be used to limit the lifting sleeve, so that the lifting sleeve can drive the suction piston at the upper end to move up and down, and the two suction pistons on the lower side can follow the up and down movement through the provided connecting pull rod, so that water samples from multiple water levels can be extracted at the same time, so as to monitor and process samples at multiple water levels. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the specific embodiments of the present invention and do not constitute a limitation to the present invention.

[0017] Figure 1 This is a front view of a sampling device for water environment monitoring of the utility model;

[0018] Figure 2 This is a schematic cross-sectional view of the installation structure of a waterproof box, a lifting support plate and a sampling tube of a sampling device for water environment monitoring of the utility model;

[0019] Figure 3This is a cross-sectional view of the installation structure of a top box of a sampling device for water environment monitoring of the utility model;

[0020] Numbers in the figure: 1. Support plate; 2. Top box; 3. Winding roller; 4. Support rope; 5. Waterproof box; 6. Lifting support plate; 7. Sampling tube; 8. Water inlet pipe; 9. Suction piston; 10. Pull rope; 11. First motor; 12. Worm; 13. Worm gear; 14. Floating plate; 15. Telescopic support rod; 16. Counterweight; 17. Second motor; 18. Transmission screw; 19. Lifting sleeve; 20. Connecting rod. DETAILED DESCRIPTION

[0021] 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.

[0022] Example 1 Please refer to Figure 1-Figure 3 , the utility model provides a technical solution:

[0023] A sampling device for water environment monitoring, comprising a support plate 1, a top box 2 and a waterproof box 5, wherein the upper end of the support plate 1 is fixedly connected to the top box 2, a winding roller 3 is rotatably connected to the middle position inside the top box 2, a supporting rope 4 is wrapped around the outer side of the winding roller 3, a pull rope 10 is fixedly connected to the middle position of the upper end of the top box 2, a first motor 11 is fixedly connected to the right rear end inside the top box 2, a worm 12 is fixedly connected to the front end of the output shaft of the first motor 11, a worm 12 is meshingly connected to the upper end of the worm 12, and a worm wheel 13 is fixedly connected to the winding roller 3, the worm wheel 13 is fixedly connected to the winding roller 3, the front and rear ends of the support plate 1 are fixedly connected to a floating plate 14, and the lower end corners of the support plate 1 are fixedly connected to a telescopic support. Rod 15, the telescopic support rod 15 is fixedly connected with the lifting support plate 6, and the lower end of the sampling tube 7 is fixedly connected with a counterweight block 16. By setting the floating plate 14, the support plate 1 can float on the water surface and be fixed to the shore by the pull rope 10. At the same time, by rotating the first motor 11, the worm 12 can drive the worm wheel 13 to rotate, so that the winding roller 3 can release or reel in the supporting rope 4. At the same time, the lifting support plate 6 can be limited by the telescopic support rod 15, and the sampling tube 7 can be stably moved up and down under the action of the counterweight block 16, so as to facilitate the sampling of water samples at different water levels and improve the water environment monitoring effect.

[0024] Example 2 Please refer to Figure 1 and Figure 2The difference between this embodiment and embodiment 1 is that: the lower end of the supporting rope 4 is fixedly connected to the waterproof box 5, the lower end of the waterproof box 5 is fixedly connected to the lifting support plate 6, the lower end of the lifting support plate 6 is fixedly connected to the sampling tube 7, the front end of the sampling tube 7 is sealed and connected to the water inlet end tube 8, the inside of the sampling tube 7 is slidably connected to the suction piston 9, the inside of the waterproof box 5 is provided with a second motor 17, the second motor 17 is fixedly connected to the lifting support plate 6, the lower end of the output shaft of the second motor 17 is fixedly connected to the transmission screw 18, the outer side of the transmission screw 18 is spirally connected to the lifting sleeve 19, the lifting sleeve 19 is slidably connected to the sampling tube 7, the number of the suction piston 9 is three, the suction piston 9 located at the upper end The piston 9 is fixedly connected to the lifting sleeve 19, and a connecting rod 20 is fixedly connected between the three suction pistons 9. The connecting rod 20 is slidably connected to the sampling tube 7. The transmission screw 18 can drive the lifting sleeve 19 to move up and down by rotating the second motor 17, and the lifting sleeve 19 can be limited by the convex strips on the side of the lifting sleeve 19, so that the lifting sleeve 19 can drive the upper suction piston 9 to move up and down. At the same time, the two suction pistons 9 on the lower side can move up and down with the action of the set connecting rod 20, so that water samples at multiple water levels can be extracted at the same time, so as to monitor and process samples at multiple water levels.

[0025] Working principle of the utility model: when the device is in use, the support plate 1 can float on the water surface by setting the floating plate 14, and is fixed to the shore by the pull rope 10, and at the same time, the worm 12 can drive the worm wheel 13 to rotate by rotating the first motor 11, so that the winding roller 3 can release or reel in the supporting rope 4, and at the same time, the lifting support plate 6 can be limited by the telescopic support rod 15, and the sampling tube 7 can be stably moved up and down under the action of the counterweight block 16, so as to facilitate the sampling of water samples at different water levels. Sampling is carried out to improve the water environment monitoring effect, and the transmission screw 18 is used to drive the lifting sleeve 19 to move up and down by rotating the second motor 17, and the lifting sleeve 19 can be limited by the convex strips on the side of the lifting sleeve 19, so that the lifting sleeve 19 can drive the upper suction piston 9 to move up and down, and at the same time, the two suction pistons 9 on the lower side can move up and down with the action of the connecting pull rod 20, so that water samples at multiple water levels can be extracted at the same time, so as to monitor and process samples at multiple water levels.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sampling device for water environment monitoring, comprising a support plate (1), a top box (2) and a waterproof box (5), characterized in that: The upper end of the support plate (1) is fixedly connected to a top box (2), a winding roller (3) is rotatably connected to the middle position inside the top box (2), a supporting rope (4) is wrapped around the outer side of the winding roller (3), the lower end of the supporting rope (4) is fixedly connected to a waterproof box (5), the lower end of the waterproof box (5) is fixedly connected to a lifting support plate (6), the lower end of the lifting support plate (6) is fixedly connected to a sampling tube (7), the front end of the sampling tube (7) is sealed to a water inlet end tube (8), and the interior of the sampling tube (7) is slidably connected to a suction piston (9).

2. A sampling device for water environment monitoring according to claim 1, characterized in that: A drawstring (10) is fixedly connected to the middle position of the upper end of the top box (2).

3. A sampling device for water environment monitoring according to claim 1, characterized in that: A first motor (11) is fixedly connected to the right rear end of the top box (2); a worm (12) is fixedly connected to the front end of the output shaft of the first motor (11); a worm wheel (13) is meshingly connected to the upper end of the worm wheel (12); and the worm wheel (13) is fixedly connected to the winding roller (3).

4. A sampling device for water environment monitoring according to claim 1, characterized in that: The front and rear ends of the support plate (1) are both fixedly connected to a floating plate (14).

5. A sampling device for water environment monitoring according to claim 1, characterized in that: A telescopic support rod (15) is fixedly connected at a corner position of the lower end of the support plate (1), and the telescopic support rod (15) is fixedly connected to the lifting support plate (6).

6. A sampling device for water environment monitoring according to claim 1, characterized in that: A counterweight (16) is fixedly connected to the lower end of the sampling tube (7).

7. A sampling device for water environment monitoring according to claim 1, characterized in that: A second motor (17) is provided inside the waterproof box (5); the second motor (17) is fixedly connected to the lifting support plate (6); a transmission screw (18) is fixedly connected to the lower end of the output shaft of the second motor (17); a lifting sleeve (19) is spirally connected to the outer side of the transmission screw (18); and the lifting sleeve (19) is slidably connected to the sampling tube (7).

8. A sampling device for water environment monitoring according to claim 1, characterized in that: There are three suction pistons (9), the suction piston (9) at the upper end is fixedly connected to the lifting sleeve (19), a connecting rod (20) is fixedly connected between the three suction pistons (9), and the connecting rod (20) is slidably connected to the sampling tube (7).

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