Seawater quality sampling device for ocean monitoring

Abstract

The utility model discloses a seawater quality sampling device for ocean monitoring, relates to the technical field of water quality sampling devices, and aims to solve the problems that in the prior art, seawater at different depths cannot be sampled at one time, a sampler needs to be put into the sea for sampling for multiple times, the sampling efficiency is low, and the loss degree of the sampler in use is large. According to the scheme, the sampling device comprises a base, a movable rod is rotationally connected to the top of the base, a first push rod motor is connected between the movable rod and the base, a winding wheel is installed at the top end of the movable rod, the winding wheel is connected with a sampling mechanism through a rope, and the sampling mechanism comprises a fixed cylinder. According to the utility model, the sampling mechanism connected with the rope sinks into the sea with different depths through the winding wheel, the second servo motor enables the second push rod motor to rotate to be below different sampling assemblies, and the mounting seat pushes the sampling cylinder to extend out of the fixed cylinder in cooperation with the extension of the second push rod motor, so that the sea water enters the sampling cylinder.

Description

TECHNICAL FIELD

[0001] The utility model relates to water quality sampling device technical field especially relates to a seawater quality sampling device for marine monitoring. BACKGROUND

[0002] The main role of the seawater quality sampling device is to collect and analyze various physical, chemical and biological parameters in seawater to evaluate the quality and environmental conditions of seawater, which plays a key role in environmental pollution monitoring. By collecting seawater samples and analyzing the concentration of pollutants therein, the environmental pollution degree of the sea area and its surrounding areas can be evaluated to provide a scientific basis for formulating and implementing environmental protection measures.

[0003] The existing seawater quality sampling device on the market cannot sample seawater at different depths at one time, and needs to be put into the sea for sampling multiple times, which is low in sampling efficiency and large in loss degree of the sampler. UTILITY MODEL CONTENT

[0004] In view of the defects of the prior art, the utility model provides a seawater quality sampling device for marine monitoring, which overcomes the defects of the prior art and effectively solves the problems of the prior art that the seawater at different depths cannot be sampled at one time, the sampler needs to be put into the sea for sampling multiple times, the sampling efficiency is low, and the loss degree of the sampler is large.

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

[0006] A seawater quality sampling device for marine monitoring, comprising a base, a movable rod rotatably connected to the top of the base, and a first push rod motor connected between the movable rod and the base, a winding wheel installed at the top end of the movable rod, and a sampling mechanism connected to the winding wheel through a rope, the sampling mechanism comprising a fixed cylinder, a connecting rod fixed to the top end of the fixed cylinder, a counterweight cone fixed to the bottom end of the fixed cylinder, a drive assembly installed at the bottom of the fixed cylinder, a partition disc fixed in the fixed cylinder, and a sampling assembly equidistantly inserted into the top of the partition disc, the drive assembly comprising a rotating rod, a second servo motor arranged on one side of the rotating rod, a connecting frame fixed to the wall of the rotating rod, and a second push rod motor fixed in the connecting frame, the sampling assembly comprising a mounting seat, a connecting shell fixed to the top of the mounting seat, a telescopic spring sleeved movably on the outer wall of the connecting shell, and a sampling cylinder connected in the connecting shell.

[0007] The releasing of the rope by the winding wheel makes the sampling mechanism connected with the rope sink into the sea at different depths, the rotating rod is driven to rotate by the second servo motor, the connecting frame and the second push rod motor are rotated to the lower side of different sampling assemblies, the second push rod motor pushes the bottom of the mounting seat upward, the mounting seat pushes the sampling cylinder to extend out of the fixed cylinder, the seawater enters the sampling cylinder through the water inlet hole of the sampling cylinder, after the seawater sampling is completed, the second push rod motor is retracted, the mounting seat is pushed by the extension spring, and the sampling cylinder is retracted into the fixed cylinder, and the seawater sampling at the current depth is completed.

[0008] Preferably, the rod wall of the movable rod and the top of the base are both provided with a connecting head, and the two ends of the first push rod motor are respectively rotatably connected with the two connecting heads.

[0009] The first push rod motor is rotatably connected with the movable rod and the base through the connecting heads.

[0010] Preferably, the top end of the movable rod is provided with a first servo motor, and the output shaft of the first servo motor is fixedly connected with the rotating shaft of the winding wheel.

[0011] The rotating shaft of the winding wheel is driven by the first servo motor to realize the winding or releasing of the rope.

[0012] Preferably, the bottom end of the rotating rod is rotatably connected with the bottom of the fixed cylinder, and the output shaft of the second servo motor and the rod wall of the rotating rod are both fixedly sleeved with intermeshing gears.

[0013] The output shaft of the second servo motor drives the rotating rod to rotate through the intermeshing gears, and then drives the second push rod motor to be located below different through holes.

[0014] Preferably, the fixed cylinder and the top of the partition disc are both provided with equidistantly distributed through holes, and the sampling cylinder and the mounting seat are both in plug-in cooperation with the through holes.

[0015] The bottom of the mounting seat is pushed upward by the second push rod motor, the mounting seat drives the sampling assembly to extend out of the fixed cylinder, and the seawater enters the sampling cylinder.

[0016] Preferably, the bottom of the connecting shell is fixedly provided with a screw block, and the bottom of the sampling cylinder is provided with a screw groove in threaded cooperation with the screw block.

[0017] The sampling cylinder is fixed in the connecting shell through the connection of the screw block and the screw groove.

[0018] Preferably, the top of the annular outer wall of the sampling cylinder is provided with equidistantly distributed water inlet holes, and the top of the sampling cylinder is fixedly provided with a twist cap.

[0019] The sampling cylinder of the fixed cylinder collects seawater through the water inlet hole, and the sampling cylinder is fixed in the connecting shell by rotating the twist cover.

[0020] The utility model discloses the beneficial effects that:

[0021] The sampling mechanism connected with the rope sinks into the sea of different depths by the winding wheel, the second push rod motor is rotated to the lower side of different sampling assemblies by the second servo motor, the extension of the second push rod motor is matched, the mounting seat pushes the sampling cylinder to extend from the fixed cylinder, the seawater is entered into the sampling cylinder, after the seawater sampling is completed, the second push rod motor is retracted, the mounting seat is pushed by the extension spring, the sampling cylinder is retracted into the fixed cylinder, the seawater sampling of the current depth is completed, effectively solve the problem that the seawater of different depths cannot be sampled at one time in the prior art, the sampler needs to be put into the sea for sampling for many times, the sampling efficiency is low, and the loss degree of the sampler is large. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The utility model proposes a kind of overall structure schematic diagram of seawater quality sampling device for ocean monitoring;

[0023] Figure 2 The utility model proposes a kind of fixed cylinder internal structure schematic diagram of seawater quality sampling device for ocean monitoring;

[0024] Figure 3 The utility model proposes a kind of drive assembly structure schematic diagram of seawater quality sampling device for ocean monitoring;

[0025] Figure 4 The utility model proposes a kind of sampling assembly structure schematic diagram of seawater quality sampling device for ocean monitoring.

[0026] In the drawing: 1, base;2, movable rod;3, first push rod motor;4, winding wheel;5, first servo motor;6, sampling mechanism;7, fixed cylinder;8, connecting rod;9, counterweight cone;10, drive assembly;11, rotating rod;12, second servo motor;13, connecting frame;14, second push rod motor;15, baffle;16, sampling assembly;17, mounting seat;18, connecting shell;19, screw block;20, extension spring;21, sampling cylinder. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0028] Embodiment:

[0029] Refer toFigures 1-4 The utility model provides a seawater quality sampling device for ocean monitoring, including base 1, the top of base 1 is rotatably connected with movable rod 2, first push rod motor 3 is connected between movable rod 2 and base 1, the top of movable rod 2 is installed with winding wheel 4, winding wheel 4 is connected with sampling mechanism 6 through rope, sampling mechanism 6 includes fixed cylinder 7, connecting rod 8 fixed in the top of fixed cylinder 7, counterweight cone 9 fixed in the bottom of fixed cylinder 7, drive assembly 10 is installed in the bottom of fixed cylinder 7, partition disc 15 is fixed in fixed cylinder 7, sampling assembly 16 is inserted in the top of partition disc 15 at equal distance;

[0030] Drive assembly 10 includes rotating rod 11, second servo motor 12 is arranged in one side of rotating rod 11, connecting frame 13 is fixed in the wall of rotating rod 11, second push rod motor 14 is fixed in connecting frame 13, sampling assembly 16 includes mounting seat 17, connecting shell 18 is fixed in the top of mounting seat 17, telescopic spring 20 is sleeved movably in the outer wall of connecting shell 18, sampling cylinder 21 is connected in connecting shell 18;

[0031] The wall of movable rod 2 and the top of base 1 are both installed with connecting head, the both ends of first push rod motor 3 are rotatably connected with two connecting heads respectively, first push rod motor 3 is rotatably connected with movable rod 2 and base 1 through connecting head, first servo motor 5 is installed at the top of movable rod 2, the output shaft of first servo motor 5 is connected and fixed with the rotating shaft of winding wheel 4, the rotating shaft of winding wheel 4 is driven by first servo motor 5, realizes the winding or release of rope;

[0032] The bottom of rotating rod 11 is rotatably connected with the bottom in fixed cylinder 7, the wall of rotating rod 11 is all sleeved with intermeshing gear fixedly with the output shaft of second servo motor 12, the output shaft of second servo motor 12 drives rotating rod 11 to rotate through intermeshing gear, in turn drives second push rod motor 14 to be located below different through holes, the top of fixed cylinder 7 and partition disc 15 are all provided with equidistantly distributed through holes, sampling cylinder 21 and mounting seat 17 all form the insertion fit with through hole, the bottom of mounting seat 17 is pushed upward by second push rod motor 14 through the elongation of second push rod motor 14, makes mounting seat 17 drive sampling assembly 16 to stretch out from fixed cylinder 7, makes seawater enter sampling cylinder 21;

[0033] The bottom in connecting shell 18 is fixed with screw block 19, the bottom of sampling cylinder 21 is provided with screw groove and forms the screw thread cooperation with screw block 19, makes sampling cylinder 21 fixed in connecting shell 18 through screw block 19 and screw groove connection, the top of annular outer wall of sampling cylinder 21 is provided with equidistantly distributed water inlet holes, the top of sampling cylinder 21 is fixed with twist cover, sampling cylinder 21 that stretches out fixed cylinder 7 collects seawater through water inlet hole, makes sampling cylinder 21 through rotating twist cover, makes sampling cylinder 21 fixed in connecting shell 18.

[0034] Working principle:

[0035] In operation, the rope is released by the winding wheel 4, so that the sampling mechanism 6 connected with the rope sinks into the sea at different depths. The rotating rod 11 is driven by the second servo motor 12 to rotate, so that the connecting frame 13 and the second push rod motor 14 rotate to the lower side of the different sampling assemblies 16. The second push rod motor 14 is extended, and the bottom of the mounting seat 17 is pushed upward by the second push rod motor 14, so that the mounting seat 17 pushes the sampling cylinder 21 to extend out of the fixed cylinder 7. The seawater enters the sampling cylinder 21 through the water inlet hole of the sampling cylinder 21. After the seawater sampling is completed, the second push rod motor 14 is retracted, and the mounting seat 17 is pushed by the extension spring 20, so that the sampling cylinder 21 is retracted into the fixed cylinder 7, and the seawater sampling at the current depth is completed.

[0036] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A seawater quality sampling device for ocean monitoring, comprising a base (1), characterized in that: The top of the base (1) is rotatably connected to a movable rod (2), and a first push rod motor (3) is connected between the movable rod (2) and the base (1). A reel (4) is installed at the top of the movable rod (2), and the reel (4) is connected to a sampling mechanism (6) through a rope. The sampling mechanism (6) includes a fixed cylinder (7), a connecting rod (8) fixed to the top of the fixed cylinder (7), a counterweight cone (9) fixed to the bottom of the fixed cylinder (7), a driving assembly (10) installed at the bottom of the fixed cylinder (7), a spacer (15) fixed in the fixed cylinder (7), and an equidistant insert (16). A sampling assembly (16) is connected to the top of the partition plate (15), wherein the driving assembly (10) includes a rotating rod (11), a second servo motor (12) arranged on one side of the rotating rod (11), a connecting frame (13) fixed to the rod wall of the rotating rod (11), and a second push rod motor (14) fixed in the connecting frame (13); the sampling assembly (16) includes a mounting seat (17), a connecting shell (18) fixed to the top of the mounting seat (17), a telescopic spring (20) sleeved and movable on the outer wall of the connecting shell (18), and a sampling cylinder (21) connected to the inside of the connecting shell (18).

2. A seawater quality sampling device for ocean monitoring according to claim 1, characterized in that: Connectors are installed on the rod wall of the movable rod (2) and the top of the base (1), and both ends of the first push rod motor (3) are rotatably connected to the two connectors respectively.

3. The seawater quality sampling device for ocean monitoring according to claim 1, characterized in that: A first servo motor (5) is installed at the top end of the movable rod (2), and the output shaft of the first servo motor (5) is connected and fixed to the rotating shaft of the winding wheel (4).

4. The seawater quality sampling device for ocean monitoring according to claim 1, characterized in that: The bottom end of the rotating rod (11) is rotatably connected to the bottom of the fixed cylinder (7), and the output shaft of the second servo motor (12) and the rod wall of the rotating rod (11) are both sleeved and fixed with mutually meshing gears.

5. The seawater quality sampling device for ocean monitoring according to claim 1, characterized in that: The tops of the fixing cylinder (7) and the spacer (15) are both provided with through holes distributed at equal distances, and the sampling cylinder (21) and the mounting seat (17) are both plug-fitted with the through holes.

6. The seawater quality sampling device for ocean monitoring according to claim 1, characterized in that: A screw block (19) is fixed to the bottom of the connection shell (18), and a screw groove is provided at the bottom of the sampling tube (21) to form a threaded fit with the screw block (19).

7. The seawater quality sampling device for ocean monitoring according to claim 1, characterized in that: The top of the annular outer wall of the sampling cylinder (21) is provided with water inlet holes distributed at equal distances, and a twist cover is fixed on the top of the sampling cylinder (21).

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