CN111624038A

CN111624038A - Sample collection and water quality monitoring integrated device

Info

Publication number: CN111624038A
Application number: CN202010466742.9A
Authority: CN
Inventors: 夏玉宝; 王�华; 袁伟皓; 曾一川; 李丰铎
Original assignee: Hohai University HHU
Current assignee: Hohai University HHU
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-09-04

Abstract

The invention discloses an integrated device for sample collection and water quality monitoring, which comprises a water sample collecting pipe, a sediment collecting pipe and a monitor, the water sample collecting pipe, the sediment collecting pipe and the monitor are all connected with the control center, the water sample collecting pipe comprises a pipe body, the upper part of the pipe body is provided with a pipe cover, one end of the pipe cover is connected with the pipe body through a bearing body, the other end of the pipe cover is contacted with a blocking valve fixed on the pipe wall, the joint of the pipe cover and the stop valve is provided with a magnet, two sides of the inner wall of the pipe body are embedded with floating latches, wherein the second floating bolt is positioned below the blocking valve, the first floating bolt is positioned below the bearing body, the bottom of the bearing body is provided with a first push switch, the periphery of the first push switch is provided with a magnet different from the first floating bolt, and a second push switch is arranged below the blocking valve, and a magnet different from the second floating latch is arranged around the second push switch. The invention can collect water samples and bottom mud at different depths at the position where the pollutant exceeds the standard while monitoring the water quality.

Description

Sample collection and water quality monitoring integrated device

Technical Field

The invention relates to an integrated device, in particular to an integrated device for sample collection and water quality monitoring.

Background

In water quality monitoring, when water sampling is carried out, different water layer water samples in the same place need to be collected frequently and are brought back to a laboratory to be detected. Meanwhile, the concentration of pollutants in water is largely related to the sediment, so the collection of sediment samples is also an essential task. The traditional collecting equipment is an iron dredging bucket matched with a starter, is heavy, exceeds the weight born by normal people, and is manually thrown and excavated, thereby wasting time and energy. And the traditional water sample collection method can not accurately determine the specific depth of the collected water sample, and if the method for determining the water depth by using equipment such as sonar and the like is large, the material is small, and the resources are wasted. And the traditional collection method can not achieve the effect of automatic collection and sealing, and the water sample may run off on the way of returning to the water surface and be mixed into other layers of water samples, thereby causing disorder.

Disclosure of Invention

The purpose of the invention is as follows: the invention aims to provide a sample collection and water quality monitoring integrated device which can collect water samples and sediment at different depths at positions where pollutants exceed standards while monitoring water quality.

The technical scheme is as follows: the invention comprises an integrated device, wherein the integrated device is provided with a plurality of water sample collecting pipes, sediment collecting pipes and monitors, the water sample collecting pipes, the sediment collecting pipes and the monitors are all connected with a control center, the water sample collecting pipes comprise pipe bodies, pipe covers are arranged on the upper portions of the pipe bodies, one ends of the pipe covers are connected with the pipe bodies through bearing bodies, the other ends of the pipe covers are in contact with blocking valves fixed on pipe walls, magnets are arranged at the joint parts of the pipe covers and the blocking valves, floating latches are embedded on two sides of the inner walls of the pipe bodies, second floating latches are arranged below the blocking valves, first floating latches are arranged below the bearing bodies, first press switches are arranged at the bottoms of the bearing bodies, magnets different from the first floating latches are arranged around the first press switches, second press switches are arranged below the blocking valves, and magnets different from the second floating latches are arranged around the second press switches.

The sediment collecting pipe include a pair of symmetric distribution's mud storage pipe, one side of storing up the mud pipe is connected with the handle through hydraulic stretching machine respectively, the handle passes through the nylon rope to be connected with the sediment motor, through the electric wire in the nylon rope for hydraulic stretching machine circular telegram.

The bottom of storing up the mud pipe is equipped with the slope, and the upper portion design of storing up the mud pipe is the bolt form, ensures that the mud pipe can not slide from top to bottom.

The blocking valve is positioned above the pipe cover.

A sealing gasket is arranged between the bottom of the blocking valve and the pipe cover, so that the sealing effect is improved.

The floating latch is less dense than water and floats on the water surface in the tube as water is drawn.

The tail part of the second floating bolt is embedded into the groove in the pipe wall, so that the second floating bolt stably ascends, and the pipe cover is further precisely sealed.

The bottom of the tube body is provided with a battery box for supplying power to the electromagnet in the tube body.

The lower part of the integrated device is provided with a ship anchor.

Has the advantages that: the invention can collect water samples and sediment at different depths at the position where the pollutant exceeds the standard while monitoring the water quality, and is beneficial to disclosing the relation of the pollutant along with the water depth and the relation of the pollutant and the sediment, thereby being beneficial to accurately considering the water pollution distribution condition and the pollutant balance analysis of the water body and laying a solid foundation for making an accurate pollution treatment scheme.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a water sample collection tube according to the present invention;

FIG. 3 is a schematic view of a bottom sludge collection tube of the present invention.

Detailed Description

The invention will be further explained with reference to the drawings.

As shown in fig. 1 to 3, the integrated device of the present invention is provided with a plurality of water sample collecting pipes 4, sediment collecting pipes 5 and monitors 6, and the water sample collecting pipes 4, the sediment collecting pipes 5 and the monitors 6 are all connected with a control center 7. The monitor 6 can detect the water body in real time, and transmit the detected data to the internet through the control center 7, and when the pollutant monitor detects the water body pollution, the control center 7 can collect the vertical water sample of the position at that time. And the integrated device is also provided with a power device 3 for providing power for the device. The device has solar cell panel 1, can be with solar energy transformation electric energy storage in battery 2, for the device operation provides required electric energy, solar cell panel 1 is controlled by solar controller 8. The lower part of the device is provided with a ship anchor 21, the ship anchor 21 is connected with a motor 15 through a nylon rope 20, the motor 15 is controlled by a control center 7, and the ship anchor 21 is provided with a speed sensor 22. Before the deepwater collection pipe is used, the boat anchor 21 is weighted to ensure that the device does not deviate from the designated position. When the sampled signal is received, the control system 7 stops the power device 3, energizes the motor 15 of the boat anchor 21, lowers the boat anchor 21, fixes the device at a corresponding position, and prevents wind waves from bringing the device away from a specified position. After all the collecting pipes are fully collected, the gravity borne by the device is far smaller than the buoyancy of the device.

As shown in fig. 2, the water sample collecting pipe includes a pipe body, a pipe cover 9 placed in an inclined manner is arranged on the upper portion of the pipe body, one end of the pipe cover 9 is connected with the pipe body through a bearing body 10, the other end of the pipe cover is in contact with a blocking valve 11 fixed on the pipe wall, the blocking valve 11 is located on the pipe cover 9 placed in an inclined manner in a sealing manner, the pipe cover 9 is fixed before and after water is taken, and magnets are arranged at the joint of the pipe cover 9 and the blocking valve 11. Floating latches are embedded on two sides of the inner wall of the pipe body, wherein a second floating latch 12B is positioned below the blocking valve 11, a first floating latch 12A is positioned below the bearing body 10, a first press switch 13A is arranged at the bottom of the bearing body 10, permanent magnets different from the first floating latch 12A are arranged around the first press switch 13A, and the pressure generated by attraction is enough to press the first press switch 13A; a second push switch 13B is provided below the check valve 11, and a permanent magnet different from the second floating latch 12B is provided around the second push switch 13B. The tail part of the second floating latch 12B is embedded into a groove in the pipe wall, so that the second floating latch 12B stably ascends and accurately pushes up the pipe cap 9. The density of the floating latch is less than that of water, the floating latch floats on the water surface in the pipe along with the water taking process, and when the pipe body is filled with water, the second floating latch 12B in the pipe pushes up to clamp the pipe cover 9 at the position of the stop valve 11. Meanwhile, the tail part of the second floating bolt 12B reaches the deep part of the groove of the side wall of the pipe body, and is restored to the original shape by the slightly compressed tail part, so that the tail part is clamped in the deep part of the groove and is matched with a sealing gasket around the pipe opening to achieve the sealing effect. After pouring out the water sample, the floating latch is pushed to the bottom of the groove by fingers for the next use.

Have accurate to centimeter-level's scale mark on the body, make things convenient for the collection personnel to roughly interpret the depth of water, block valve 11 on the body and be connected with the water sample motor through nylon rope 20, gather the electro-magnet circular telegram in personnel's accessible operating end on-off control block valve 11, when reacing the predetermined degree of depth, cut-off switch, the electro-magnet outage, tube cap 9 opens the water intaking. The bottom of the tube is provided with a battery box 14 for placing a button cell for supplying power to the electromagnet.

As shown in fig. 3, the bottom mud collecting pipe 5 includes two symmetrically disposed mud storing pipes 18, the bottom of the mud storing pipe 18 is designed with a slope shaped like a shovel, so that the bottom mud can be shoveled into the mud storing pipe 18, and the upper part of the mud storing pipe 18 is designed in a form of a bolt, so as to ensure that the bottom mud cannot slide up and down. The mud storage pipe 18 is connected with the handle 16 through the hydraulic telescopic machine 17, the hydraulic telescopic machine 17 and the mud storage pipe 18 are fixed through screws 19, and the handle 16 is connected with the bottom mud motor through a nylon rope 20. After collection, the sediment collecting pipe 5 is taken down, the power supply is cut off, the screw 19 is removed, the sediment storing pipe 18 is opened, the sample is taken out, and meanwhile, the sediment storing pipe 18 is cleaned for the next use.

Before using, the vertical distance apart when the user need set for the water sampling, and guarantee that the length of high strength nylon rope 20 is greater than the deepest depth of water, then place the device in the water of monitoring, detector 6 can real-time detection water, and transmit the data that detect to the internet through control center 7, when the pollutant monitor detected water pollution, control center 7 can stop power device 3, energize for ship anchor 21's motor 15 simultaneously, put down ship anchor 21, when ship anchor 21 contacted the bottom, speed can reduce to 0 in the twinkling of an eye, built-in speedtransmitter 22 of ship anchor 21 can transmit this moment for control center 7, control center 7 notes the sunken distance of ship anchor 21 this moment, confirm the depth of water at this position, ship anchor 21 can also fix the device simultaneously, prevent that the stormy waves from causing the influence to the sampling. The control center 7 sends a signal for collecting samples, the water sample collecting pipe 4 can collect water samples with different depths according to the set depth, and the sediment collecting pipe 5 can collect sediment samples.

The control center 7 is used for electrifying the water sample motor, the nylon rope 20 is put down, the water sample collecting pipe 4 sinks, when the target depth is reached, the control center 7 is used for electrifying the electromagnet in the pipe orifice blocking valve 11, and the pipe cover 9 is slightly opened by the rotation of the bearing body 10 under the water pressure. The inner side of the pipe mouth and the lower part of the stop valve 11 are provided with sealing gaskets which are matched with the inclined pipe cover 9. The lower part of the bearing body 10 is provided with a first push switch 13A, and the periphery is provided with a permanent magnet having a magnetic pole opposite to that of the first floating latch 12A. The first floating bolt 12A of embedding pipe wall floats on the intraductal surface of water along with the water intaking process, and after water filled the body, first floating bolt 12A is because opposite poles attract and the bearing body 10 is inhaled together, presses the bottom and opens first press switch 13A, and this switch makes and blocks 11 circular telegrams of valve and form little electromagnet, attracts pipe cap 9 and the magnet that blocks 11 laminating parts of valve, forms the short-time laminating. At the moment, the second floating latch 12B in the pipe is pushed upwards to clamp the pipe cover 9 at the position of the blocking valve 11, meanwhile, the tail part of the second floating latch 12B reaches the deep part of the groove of the side wall, and the slightly compressed tail part is restored to the original shape, so that the pipe cover is clamped at the deep part of the groove, and then the sealing gasket around the pipe orifice is matched to achieve the sealing effect, meanwhile, the second press switch 13B at the position is pressed down to cut off the power supply, and the control center 7 can electrify the water sample motor again to enable the water sample motor to rotate reversely, so that the collecting pipe.

Before use, whether the screw 19 between the mud storage pipe 18 and the hydraulic telescopic machine 17 is in place or not is checked, when receiving a sampling signal, the control system 7 energizes the bottom sediment motor of the bottom sediment collecting pipe 5, the motor puts down the nylon rope 20, the nylon rope 20 is made of high-strength nylon wrapped by an electric wire, the other end of the nylon rope 20 is connected with the handle 16, when the bottom mud motor puts down the nylon rope 20 which is slightly longer than the water depth, the mud storage pipe 18 reaches the water bottom at the moment, the control center 7 energizes the hydraulic telescopic machine 17 through the electric wire in the nylon rope 20, the hydraulic telescopic machine 17 generates thrust to push the two mud storage pipes 18 together, the bottoms of the two mud storage pipes 18 are designed with slopes shaped like shovels to shovel the bottom mud into the mud storage pipes 18, the upper part of the mud storage pipe 18 is designed into a bolt form to ensure that the mud storage pipe cannot slide up and down, thereby achieving the dual purposes of dredging and closing. After the hydraulic compressor 17 is powered on for 10 seconds, the control system 7 starts the sediment motor again to enable the sediment motor to run reversely, the nylon rope 20 is retracted, the sediment storage pipe 18 is slowly lifted to the device, and once sampling is completed. After the collection is completed, the control center 7 energizes the motor 15 of the boat anchor 21 to reverse the motor 15 and pull the boat anchor 21 out of the water. Returning to the laboratory, taking down the sediment collecting pipe 5, cutting off the power supply, dismounting the screw 19, opening the sediment storing pipe 18, taking out the sample, and simultaneously cleaning the sediment storing pipe 18 for the next use. And after the water is taken out, the water sample collecting pipe 4 is taken out after the water returns to the laboratory, and the water sample is poured out through the sliding pipe cover 9. After pouring out the water sample, push the floating bolt to the bottom of the groove for the next use. The interlayer between the water sample collecting pipes 4 contains condensed substances for reducing the biological activity in the sample and reducing the chemical reaction.

Claims

1. The utility model provides a sample collection and water quality monitoring integrated device, its characterized in that, includes integrated device, integrated device on be equipped with a plurality of water sample collecting pipe (4), sediment collecting pipe (5) and monitor (6), water sample collecting pipe (4), sediment collecting pipe (5) and monitor (6) all be connected with control center (7), water sample collecting pipe (4) include the body, body upper portion is equipped with tube cap (9), tube cap (9) one end is passed through bearing body (10) and is connected with the body, the other end and the fixed stop valve (11) contact on the pipe wall, tube cap (9) and stop valve (11) laminating department all be equipped with the magnet, the showy bolt has all been inlayed to the both sides of body inner wall, wherein second showy bolt (12B) is located and blocks valve (11) below, first showy bolt (12A) is located bearing body (10) below, the bottom of the bearing body (10) is provided with a first press switch (13A), magnets different from the first floating latch (12A) are arranged around the first press switch (13A), a second press switch (13B) is arranged below the blocking valve (11), and magnets different from the second floating latch (12B) are arranged around the second press switch (13B).

2. The integrated device for sample collection and water quality monitoring according to claim 1, wherein the sediment collection pipe (5) comprises a pair of symmetrically distributed sediment storage pipes (18), one side of each sediment storage pipe (18) is connected with a handle (16) through a hydraulic compressor (17), and the handle (16) is connected with a sediment motor through a nylon rope (20).

3. The integrated device for sample collection and water quality monitoring as claimed in claim 2, wherein the bottom of the sludge storage pipe (18) is provided with a slope, and the upper part of the sludge storage pipe (18) is designed in a bolt form.

4. The integrated device for sample collection and water quality monitoring as claimed in claim 1, wherein the blocking valve (11) is located above the tube cover (9).

5. The integrated device for sample collection and water quality monitoring as claimed in claim 1 or 4, wherein a sealing gasket is arranged between the bottom of the blocking valve (11) and the pipe cover (9).

6. The integrated sample collection and water quality monitoring device of claim 1, wherein the floating latch is less dense than water.

7. The integrated sample collection and water quality monitoring device according to claim 1, wherein the tail of the second floating latch (12B) is embedded in a groove in the pipe wall.

8. The integrated device for sample collection and water quality monitoring as claimed in claim 1, wherein a battery box (14) is arranged at the bottom of the tube body.

9. The integrated device for sample collection and water quality monitoring as claimed in claim 1, wherein a boat anchor (21) is arranged at the lower part of the integrated device.