Sampling device for marine environment monitoring

Abstract

The utility model relates to a sampling device for marine environment monitoring, which belongs to the marine water quality sampling technology and comprises a floating plate, a winch is fixedly mounted in the middle of the upper surface of the floating plate, a winding and unwinding rope is fixedly mounted on a rotating shaft of the winch in a winding manner, a balancing weight is fixedly mounted at the lower end of the winding and unwinding rope, and a sampling component is fixedly connected to the winding and unwinding rope in a clamping manner. Each sampling assembly comprises a sampling barrel, a connecting base and a sealing cover, the upper end of each sampling barrel is matched with the corresponding connecting base and the corresponding sealing cover, the multiple sampling assemblies are adopted, water samples of water layers with different depths can be efficiently collected at a time, the sampling efficiency is improved, and the sampling efficiency is improved by flexibly adjusting the distance between the sampling assemblies. The water sampling device can easily meet the sampling requirements of water bodies with different water depths, after the sampling operation is completed, the sampling barrel and the sealing cover are connected, a water sample can be quickly and effectively sealed, the original state of the water sample is guaranteed, the operation process is simplified, and the whole sampling process is more convenient and easy to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to marine water quality sampling technical field especially is concerned about a kind of sampling device for marine environment monitoring. BACKGROUND

[0002] Marine environment monitoring refers to the monitoring and investigation activities of marine water, sediments, organisms, atmosphere, weather, hydrology, sea ice and other ecological health environments, which is the basis of marine environmental management and protection. For water monitoring, water sample collector is needed to collect seawater for subsequent analysis. The current seawater sampling device is inconvenient for sampling deep water during sampling and collecting different water layers at one time. After sampling is completed, the sample needs to be transferred to the sample storage device, which is inconvenient and troublesome to use. SUMMARY

[0003] To overcome the technical defects of the prior art, the utility model provides a sampling device for marine environment monitoring, which has the advantages of convenient simultaneous sampling of different depth water layers, high sampling efficiency, and convenient rapid packaging after sampling, convenient storage of samples.

[0004] The utility model discloses a technical solution is: a kind of sampling device for marine environment monitoring, including float plate, the upper surface middle position of float plate is fixedly installed with winch, the rotating shaft of winch is fixedly installed with take-up rope winding, the lower end of take-up rope is fixedly installed with counterweight, and the take-up rope is clamped and fixedly connected with sampling assembly, the sampling assembly includes sampling cylinder, connecting seat and sealing cover, the upper end of sampling cylinder is consistent with the connecting seat and the sealing cover, the lower end of sampling cylinder is fixedly installed with check valve, and the upper end of connecting seat is fixedly installed with electric push rod, the telescopic end of electric push rod is fixedly installed with piston, the piston extends into the inside of sampling cylinder, when using, first the connecting seat in the sampling assembly is connected with the take-up rope, and the sampling cylinder is threadedly connected at the lower end of the connecting seat, the piston is pushed by the electric push rod, so that the piston enters the inside bottom of the sampling cylinder, the take-up rope is lowered by the winch, the take-up rope drives the sampling cylinder into the inside of water body by the counterweight, by flexibly adjusting the spacing between each sampling assembly, it can easily adapt to the water sampling demand of different water depth, ensure the comprehensiveness and accuracy of water sample collection, when sampling, the piston is pulled by the electric push rod, so that seawater enters the inside of the sampling cylinder through the check valve, when taking out, the sampling cylinder is pulled out from water body by the reeling of the take-up rope, and the sampling cylinder is threadedly connected with the sealing cover, reach the effect of sealing water sample, convenient for storing sample, both ensure the original state of water sample, and simplify the operation process, so that the whole sampling process is more convenient and easy to use.

[0005] Preferably, the lower surface of the float plate is fixedly installed with an inflatable float, and the upper surface of the float plate is fixedly installed with a power supply control module on one side of the winch, and the power supply control module is electrically connected to the winch. After inflating, the float plate is floated on the sea surface through the inflatable float, and the winch is controlled and powered through the power supply control module.

[0006] Preferably, the upper surface of the float plate is fixedly installed with a placing frame on both sides for placing the sampling assembly. When in use, the sampling assembly can be placed to improve the storage effect.

[0007] Preferably, a threaded groove is formed in the upper end of the sampling cylinder, and the sampling cylinder is threadedly connected with the connecting seat or the sealing cover through the threaded groove. The sampling cylinder is threadedly connected with the connecting seat during sampling, and the sampling cylinder is threadedly connected with the sealing cover during sample storage through the threaded groove.

[0008] Preferably, the upper end of the connecting seat is provided with water passing holes in an array, and the electric push rod is an electric telescopic rod provided with a battery and a remote control module.

[0009] Preferably, one side of the connecting seat is fixedly provided with a clamping seat, and the connecting seat is clamped on the rope through the clamping seat, so that the connecting seat and the rope are fixed during connection.

[0010] Preferably, the lower end of the sampling cylinder is fixedly provided with a ring-shaped counterweight placing seat, and the one-way valve is located at the middle position of the counterweight placing seat, so that the sampling assembly remains in a vertical state during sampling, and the stability of the sampling cylinder during placement is improved.

[0011] Preferably, the sealing cover is used after sampling is completed, and the upper end of the sealing cover is fixedly provided with a handle, so as to seal and carry the collected sample.

[0012] The beneficial effects of the utility model are: multiple sampling assemblies are adopted, so that water samples of different depths can be collected efficiently at one time, and the sampling efficiency is greatly improved. By flexibly adjusting the spacing between the sampling assemblies, the water sampling demand of different water depths can be easily adapted, and the comprehensiveness and accuracy of water sample collection are ensured. After sampling operation is completed, the sampling cylinder and the sealing cover are connected, so that the water sample can be quickly and effectively stored, the original state of the water sample is ensured, the operation process is simplified, and the whole sampling process is more convenient and easy to use. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic structural view of the whole utility model.

[0014] Figure 2 It is a schematic structural view of the whole utility model Figure 1 It is a schematic structural view of the position A of the whole utility model.

[0015] Figure 3 It is a schematic structural view of the position B of the whole utility model. Figure 1 It is a schematic structural view of the position B of the whole utility model.

[0016] Figure 4 It is an explosion structural schematic view of the sampling assembly of the utility model during sampling.

[0017] Figure 5 It is another angle explosion structural schematic view of the sampling assembly of the utility model during sampling.

[0018] Figure 6 It is a structural schematic view of the sampling assembly of the utility model during sample storage.

[0019] Explanation of reference numerals in the attached drawings: 1. Float; 2. Winch; 3. Winding rope; 4. Counterweight; 5. Sampling assembly; 501. Sampling cylinder; 502. Connecting seat; 503. Sealing cover; 504. Check valve; 505. Electric push rod; 506. Piston; 507. Threaded groove; 508. Water passage hole; 509. Card holder; 5010. Counterweight placement seat; 6. Inflatable float; 7. Power supply control module; 8. Placement frame. Detailed Implementation

[0020] The present invention will be further described below with reference to the accompanying drawings:

[0021] like Figures 1-6 As shown, this embodiment provides a sampling device for marine environmental monitoring, including a float 1. A winch 2 is fixedly installed at the middle position of the upper surface of the float 1. A take-up rope 3 is wound and fixedly installed on the rotating shaft of the winch 2. A counterweight 4 is fixedly installed at the lower end of the take-up rope 3, and a sampling assembly 5 is clamped and fixedly connected to the take-up rope 3. The sampling assembly 5 includes a sampling cylinder 501, a connecting seat 502, and a sealing cover 503. The upper end of the sampling cylinder 501 matches the connecting seat 502 and the sealing cover 503. A one-way valve 504 is fixedly installed at the lower end of the sampling cylinder 501, and an electric push rod 505 is fixedly installed at the upper end of the connecting seat 502. A piston 506 is fixedly installed at the telescopic end of the electric push rod 505. The piston 506 extends into the interior of the sampling cylinder 501. In use, the connecting seat 502 in the sampling assembly 5 is first connected to the take-up rope 3, and the sampling cylinder 501 is threaded onto the connecting seat 501. At the lower end of the connecting seat 502, the electric push rod 505 pushes the piston 506, causing the piston 506 to enter the bottom of the sampling tube 501. The winch 2 lowers the take-up rope 3, and the counterweight 4 causes the take-up rope 3 to drive the sampling tube 501 into the water body. Multiple sampling components 5 are used to facilitate simultaneous sampling of water layers at different depths. During sampling, the electric push rod 505 pulls the piston 506, causing the piston 506 to move towards the electric push rod 505, thereby allowing seawater to enter the sampling tube 501 through the one-way valve 504. When removing the sample, the sampling tube 501 is pulled out of the water body by rewinding the take-up rope 3, and the sampling tube 501 is disengaged from the connecting seat 502. The sealing cap 503 is threaded onto the sampling tube 501 to achieve the effect of sealing the water sample, which facilitates sample storage.

[0022] As a technical optimization solution of this utility model, specifically as follows: Figure 2As shown, the lower surface of the floating plate 1 is fixedly installed with the inflatable floating bag 6, the upper surface of the floating plate 1 is fixedly installed with the power supply control module 7 on one side of the winch 2, the power supply control module 7 is electrically connected with the winch 2, through the inflatable floating bag 6, after inflation, the floating plate 1 is floated on the sea surface, and through the power supply control module 7, the winch 2 is controlled and powered, the upper surface of the floating plate 1 is fixedly installed with the placing frame 8 for placing the sampling assembly 5 on both sides, when in use, the sampling assembly 5 is placed, and the storage effect is improved.

[0023] As a technical optimization scheme of the utility model, specifically as Figures 3 to 6 As shown, the upper end of the sampling cylinder 501 is provided with a threaded groove 507, the sampling cylinder 501 is threadedly connected with the connecting seat 502 or the sealing cover 503 through the threaded groove 507, through the threaded groove 507, the sampling cylinder 501 is threadedly connected with the connecting seat 502 during sampling, and the sampling cylinder 501 is threadedly connected with the sealing cover 503 during sample storage, the upper end of the connecting seat 502 is arrayed with water passing holes 508, the electric push rod 505 adopts an electric telescopic rod with a built-in battery and a remote control module, through the water passing holes 508, air in the sampling assembly 5 is avoided when the sampling assembly 5 is inserted into seawater, a buoyancy is generated, and through the electric push rod 505, the movement of the piston 506 is controlled, the connecting seat 502 is fixedly installed with a clamping seat 509 on one side, the connecting seat 502 is clamped on the retractable rope 3 through the clamping seat 509, the clamping seat 509 is composed of a clamping body, a pressing plate and a threaded column in a U-shaped structure, the threaded column is threadedly connected with the clamping body, and the pressing plate is rotatably installed at one end of the threaded column, when connected, the pressing plate and the inner side of the clamping body press the retractable rope 3, so that the retractable rope 3 is fixed, the lower end of the sampling cylinder 501 is fixedly installed with a ring-shaped weight placing seat 5010, the one-way valve 504 is located at the middle position of the weight placing seat 5010, through the weight placing seat 5010, the sampling assembly 5 is kept in a vertical state during sampling, and the stability of the sampling cylinder 501 during placement is improved, the sealing cover 503 is used after sampling is completed, and a handle is fixedly installed at the upper end of the sealing cover 503, so that the collected sample is sealed and carried.

[0024] The basic principle, main features and advantages of the application are shown and described above, and those skilled in the art should understand that the application is not limited by the above examples, the above examples and descriptions in the specification are only to illustrate the principle of the application, and various changes and improvements can be made to the application without departing from the spirit and scope of the application, and these changes and improvements all fall within the scope of the application claimed, and the scope of protection of the application is defined by the appended claims and their equivalents.

Claims

1. A sampling device for marine environmental monitoring, characterized in that: The system includes a float (1), a winch (2) fixedly installed at the middle of the upper surface of the float (1), a take-up rope (3) fixedly wound around the rotating shaft of the winch (2), a counterweight (4) fixedly installed at the lower end of the take-up rope (3), and a sampling component (5) clamped and fixedly connected to the take-up rope (3). The sampling component (5) includes a sampling cylinder (501), a connecting seat (502) and a sealing cover (503). The upper end of the sampling cylinder (501) matches the connecting seat (502) and the sealing cover (503). A one-way valve (504) is fixedly installed at the lower end of the sampling cylinder (501), and an electric push rod (505) is fixedly installed at the upper end of the connecting seat (502). A piston (506) is fixedly installed at the telescopic end of the electric push rod (505), and the piston (506) extends into the interior of the sampling cylinder (501).

2. The sampling device for marine environmental monitoring according to claim 1, characterized in that: An inflatable float (6) is fixedly installed on the lower surface of the float (1), and a power supply control module (7) is fixedly installed on the upper surface of the float (1) on one side of the winch (2). The power supply control module (7) is electrically connected to the winch (2).

3. A sampling device for marine environmental monitoring according to claim 1, characterized in that: Both sides of the upper surface of the float (1) are fixedly installed with placement frames (8) for placing the sampling component (5).

4. A sampling device for marine environmental monitoring according to claim 1, characterized in that: The upper end of the sampling tube (501) is provided with a threaded groove (507), and the sampling tube (501) is threadedly connected to the connecting seat (502) or the sealing cover (503) through the threaded groove (507).

5. A sampling device for marine environmental monitoring according to claim 1, characterized in that: The upper end of the connecting seat (502) is provided with an array of water passage holes (508), and the electric push rod (505) is an electric telescopic rod with its own battery and remote control module.

6. A sampling device for marine environmental monitoring according to claim 1, characterized in that: A retainer (509) is fixedly installed on one side of the connecting seat (502), and the connecting seat (502) is engaged with the take-up and release rope (3) through the retainer (509).

7. A sampling device for marine environmental monitoring according to claim 1, characterized in that: The lower end of the sampling tube (501) is fixedly installed with a ring-shaped counterweight placement seat (5010), and the one-way valve (504) is located in the middle of the counterweight placement seat (5010).

8. A sampling device for marine environmental monitoring according to claim 1, characterized in that: The sealing cap (503) is used after sampling is completed, and a handle is fixedly installed on the upper end of the sealing cap (503).

Images