CN107655721A - A kind of water quality sampling equipment on unmanned environmental monitoring ship - Google Patents

Abstract

The invention discloses a water quality sampling device on an unmanned environment monitoring boat, comprising a cylindrical box, a water collection pipe, a needle, a needle tube, a needle tube fixing frame, a horizontal electric push rod, a horizontal electric push rod fixed frame, a column guide rail, a support Frame, bottom plate, vertical electric push rod, water suction pipe, direct drive motor; the cylindrical box is fixed on the bottom plate, several water collection pipes are fixed on the front of the cylindrical box, the rear of the cylindrical box is connected to the direct drive motor, and the column guide rail is fixed On the bottom plate, the bracket is installed on the column guide rail, the vertical electric push rod is fixed on the bottom of the bracket, the horizontal electric push rod is fixed on the bracket through the horizontal electric push rod fixing frame, and the needle tube is installed on the bracket through the needle tube fixing frame The front end of the needle tube is fixedly connected with the horizontal electric push rod, the head of the needle tube is provided with a needle head, and the tail is connected with a water suction pipe. The water quality sampling equipment is installed on the unmanned boat and does not need to be lowered into the water. The water collection pipe uses a vacuum tube to realize water collection through pressure difference.

Description

A water quality sampling device on an unmanned environmental monitoring boat

technical field

The invention belongs to the field of water quality sampling equipment and relates to a water quality sampling equipment on an unmanned environment monitoring boat.

Background technique

Marine monitoring aims to monitor and maintain the safety of my country's marine environment. Due to the harsh conditions of working at sea, large ships are currently carrying professional monitoring equipment to go to sea to perform operational tasks. The cost of a single trip is high, and the corresponding supporting resources and facilities required are as high as hundreds of thousands. Even so, the detection task still requires a large number of professionals to classify and process the collected water samples. The seawater automatic sampling system aims to reduce the operational risk and work intensity of the offshore water quality sampling staff, and gradually improve the automation level of the monitoring of the surrounding sea areas of the sub-bureau's islands. Therefore, an automatic sampling system at sea is necessary.

Contents of the invention

Aiming at the deficiency of the current water quality sampling equipment, the invention provides a water quality sampling equipment on an unmanned environment monitoring boat. The water collector of the device is installed on the unmanned boat, and does not need to be lowered into the water, but collects water through the suction pipe. What the water collection pipe uses is the vacuum tube, realizes the water collection work through the pressure difference.

The technical scheme that the present invention solves its technical problem adopts is:

A water quality sampling device on an unmanned environmental monitoring boat, including a cylindrical box, a water collection pipe, a needle, a needle tube, a needle tube fixing frame, a horizontal electric push rod, a horizontal electric push rod fixing frame, a column guide rail, a bracket, a bottom plate, Vertical electric push rod, water suction pipe, direct drive motor; the cylindrical box is fixed on the bottom plate, several water collection pipes are fixed on the front of the cylindrical box, and the rear of the cylindrical box is connected to the direct drive motor, which is driven by the direct drive motor While rotating, the column guide rail is fixed on the base plate, the bracket is installed on the column guide rail, the vertical electric push rod is fixed on the bottom of the bracket, and the bracket is driven to move up and down along the column guide rail, and the horizontal electric push rod passes through the horizontal electric push rod. The push rod fixing frame is fixed on the bracket, and the needle tube is installed on the front end of the bracket through the needle tube fixing frame. The horizontal electric push rod is fixedly connected with the needle tube, drives the needle tube to move back and forth, and can be docked with the water collection pipe. The head of the needle tube There is a needle, and the tail is connected with a suction tube.

Further, the water collection pipe is a vacuum pipe, and when the needle pipe is connected with the water collection pipe, the needle is inserted into the vacuum pipe, and the automatic water collection work is realized through the pressure difference.

Further, the water collection pipes are arranged on three inner and outer circumferences of the cylindrical box body, wherein 18 water collection pipes are arranged on the outer circumference, with an interval of 20° between each two, and 9 water collection pipes are arranged on the middle circumference, each The interval between the two is 40°. There are 3 water collection pipes on the inner circumference, and the interval between each two is 120°. The radius of the circumference is set according to different needs.

Further, both the needle tube and the needle tube fixing frame are cylinders, and the needle tube can move back and forth in the needle tube fixing frame, and a cylindrical protrusion is arranged above the needle tube, and is fixedly connected with the horizontal electric push rod after extending out of the needle tube fixing frame.

Lower the water suction pipe to a certain depth underwater, and control the vertical and horizontal electric push rods through PLC equipment, so that the needle tubes are connected to each water collection pipe in turn, and the needle is inserted into the water collection pipe to realize automatic water collection through pressure difference .

Compared with prior art, the beneficial effect of the present invention is:

The equipment of the invention is installed on the unmanned boat without being lowered into the water. The equipment is simple and the cost is low; the water collection pipe adopts a vacuum tube, and the water collection is realized through the pressure difference, and the electric water collection device is not required, and the power consumption is low.

Description of drawings

Fig. 1 is a structural schematic diagram of the device of the present invention.

Fig. 2 is the water collecting pipe and the cylinder box device of the device of the present invention.

Fig. 3 is a needle pipette device of the device of the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solution of the present invention more clearly, but not to limit the protection scope of the present invention.

As shown in Figure 1, a water quality sampling device on an unmanned environmental monitoring boat includes a cylindrical box 1, a water collection tube 2, a needle 3, a needle tube 4, a needle tube fixing frame 5, a horizontal electric push rod 6, a horizontal electric push rod Rod fixing frame 7, column guide rail 8, bracket 9, base plate 10, vertical electric push rod 11, water suction pipe 12, direct drive motor 13; the cylindrical box 1 is fixed on the base plate 10, and several water collection pipes 2 are fixed on The front part of the cylindrical box body 1 and the rear part of the cylindrical box body 1 are connected to a direct drive motor 13, and are driven to rotate by the direct drive motor 13. The column guide rail 8 is fixed on the bottom plate 10, and the bracket 9 is installed on the column guide rail 8. The vertical electric push rod 11 is fixed on the bottom of the bracket 9, the drive bracket 9 moves up and down along the column guide rail 8, the horizontal electric push rod 6 is fixed on the bracket 9 through the horizontal electric push rod fixing frame 7, and the needle tube 4 passes through The needle tube fixed frame 5 is installed on the front end of the bracket 9, the horizontal electric push rod 6 is fixedly connected with the needle tube 4, drives the needle tube 4 to move back and forth, and can be docked with the water collection tube 2, the head of the needle tube 4 is provided with a needle head 3, Afterbody connects suction pipe 12.

The water collection pipe 2 is a vacuum pipe. When the needle pipe 4 is docked with the water collection pipe 2, the needle head 3 is inserted into the vacuum pipe, and the automatic water collection work is realized through the pressure difference.

The water collection pipes 2 are arranged on three inner and outer circumferences of the cylindrical box body 1, wherein 18 water collection pipes 2 are arranged on the outer circumference, with an interval of 20° between each two, and 9 water collection pipes 2 are arranged on the middle circumference, Every two intervals are 40°, and three water collection pipes 2 are arranged on the inner circumference, and the intervals between each two are 120°, and the radius of the circumference is set according to different needs.

Both the needle tube 4 and the needle tube fixing frame 5 are cylinders, and the needle tube 4 can move back and forth in the needle tube fixing frame 5. A cylindrical protrusion is arranged above the needle tube 4, and after extending out of the needle tube fixing frame 5, it is connected with the horizontal electric push rod. 6 fixed connections.

The use process of the present invention is as follows:

When the unmanned boat arrives at the predetermined water collection area, the upper controller of the unmanned boat sends instructions to the PLC on the water quality sampling device. PLC controls the two electric push rods and the direct drive motor to work after receiving the instruction. The vertical electric push rod 11 is elongated, aligned with the center of the outermost water collection pipe 2 on the cylindrical box body 1, and the horizontal electric push rod 6 is extended to insert the needle 3 into the vacuum tube to realize automatic water collection through pressure difference. When the water in the outermost water collection pipe 2 is full, the direct drive motor 13 rotates 20° clockwise to collect water for the next water collection pipe 2; when the outermost water collection pipe 2 is full of water, The vertical electric push rod 11 descends, aligns with the center of the water collection pipe 2 in the middle layer, and then repeats the above work; when the water in a water collection pipe 2 of the middle layer is full, the direct drive motor 13 rotates 40° clockwise to perform The water collection of the next water collection pipe 2; when the water collection pipe 2 of the middle layer is full of water, the vertical electric push rod 11 is lowered, aligned with the center of the inner water collection pipe 2, and the water collection work is carried out; when the innermost one After the water in the water collection pipe 2 is full, the direct drive motor 13 rotates 120° clockwise to carry out the water collection of the next water collection pipe 2; after all the water collection pipes 2 are full of water, they stop working.

Claims (4)

1. A water quality sampling device on an unmanned environmental monitoring boat, characterized in that it includes a cylindrical box (1), a water collection pipe (2), a needle (3), a needle tube (4), and a needle tube fixing frame (5) , Horizontal electric push rod (6), horizontal electric push rod fixing frame (7), column guide rail (8), bracket (9), bottom plate (10), vertical electric push rod (11), water suction pipe (12) . Direct drive motor (13); the cylindrical box (1) is fixed on the bottom plate (10), and several water collection pipes (2) are fixed on the front of the cylindrical box (1), and the rear of the cylindrical box (1) Connect the direct drive motor (13), and rotate through the drive of the direct drive motor (13), the column guide rail (8) is fixed on the bottom plate (10), the bracket (9) is installed on the column guide rail (8), vertical The electric push rod (11) is fixed on the bottom of the bracket (9), and the drive bracket (9) moves up and down along the column guide rail (8), and the horizontal electric push rod (6) fixes the frame (7) through the horizontal electric push rod Fixed on the bracket (9), the needle tube (4) is installed on the front end of the bracket (9) through the needle tube fixing frame (5), and the horizontal electric push rod (6) is fixedly connected with the needle tube (4) to drive the needle tube ( 4) Move back and forth and be able to dock with the water collection pipe (2). The head of the needle pipe (4) is provided with a needle (3), and the tail is connected to the water suction pipe (12). 2. The water quality sampling device on the unmanned environmental monitoring boat according to claim 1, characterized in that, the water collection pipe (2) is a vacuum pipe, and when the needle tube (4) is docked with the water collection pipe (2), the needle (3) Insert it into the vacuum tube to realize automatic water collection through pressure difference. 3. The water quality sampling device on the unmanned environmental monitoring boat according to claim 1, characterized in that, the water collection pipe (2) is arranged on three inner and outer circumferences of the cylindrical box (1), wherein the outer circumference There are 18 water collection pipes (2) on the top, with an interval of 20° between each two, and 9 water collection pipes (2) on the middle circumference, with an interval of 40° between each two, and 3 collection pipes (2) on the inner circumference. The water pipes (2) are separated by 120° between each two, and the radius of the circumference is set according to different needs. 4. The water quality sampling device on the unmanned environmental monitoring boat according to claim 1, characterized in that, both the needle tube (4) and the needle tube fixing frame (5) are cylinders, and the needle tube (4) can be placed in the needle tube The fixed frame (5) moves back and forth, and the needle tube (4) is provided with a cylindrical protrusion, which extends out of the needle tube fixed frame (5) and is fixedly connected with the horizontal electric push rod (6).