CN102004142B - Water quality parameter measuring instrument arranged in super buoy and water quality parameter measuring method - Google Patents
Water quality parameter measuring instrument arranged in super buoy and water quality parameter measuring method Download PDFInfo
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- CN102004142B CN102004142B CN 201010556903 CN201010556903A CN102004142B CN 102004142 B CN102004142 B CN 102004142B CN 201010556903 CN201010556903 CN 201010556903 CN 201010556903 A CN201010556903 A CN 201010556903A CN 102004142 B CN102004142 B CN 102004142B
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Abstract
The invention relates to a water quality parameter measuring instrument arranged in a super buoy and a water quality parameter measuring method. The water quality parameter measuring instrument arranged in the super buoy comprises a buoy body and a water quality parameter measuring instrument, wherein the buoy body comprises an underwater instrument mounting well, and the water quality parameter measuring instrument comprises a water quality sensor and a collection controller which controls an effluent peristaltic pump, an intake peristaltic pump and an electromagnetic valve through cables. The water quality parameter measuring instrument is characterized in that the water quality parameter measuring instrument is mounted in the buoy body and also comprises a disinfectant container, a purified water container and a storage liquid container which are communicated with an integrated container through the electromagnetic valve, and the water quality sensor is arranged in the integrated container. In the invention, the water quality sensor is mounted in the integrated container, the integrated container is arranged in the buoy body of the super buoy, the sensor is soaked in sweater only when water quality data is measured, and the sensor is arranged a cleaning and soaking environment after sampling is finished so as to prolong the life cycle of various underwater sensors in the seawater and decrease the maintenance cost of marine equipment.
Description
Technical field
The invention belongs to the marine environment detection range, be specifically related to a kind of water quality parameter measuring instrument and measuring method that places in the high focal plane buoy.
Background technology
Being applied in the instrument under water that various water quality sensors on the high focal plane buoy all are placed on the buoy float at present installs in the trap, still in dormancy, all be exposed in the outside marine environment fully in the course of the work, because maritime environment very severe, sensor is very easy to wreck, thereby causes very big economic loss.And owing to be placed in the ocean for a long time, various underwater sensors are adhered to by sea life very easily, thereby influence measuring accuracy.Such as, dissolved oxygen DO and pH sensor are owing to the restriction of popped one's head in material and measuring principle under the conventional state, and life cycle generally about 1 month, can cause measuring accuracy inaccurate because of biological attachment afterwards.The data that get access to of sensor just lose reference value so.Therefore must regularly go to sea and safeguard, and the expense of safeguarding is very huge.
In addition, most of underwater sensor is when big buoy is installed, because the size shape of various sensors all has nothing in common with each other.Therefore need be fixed on the different stainless steel erecting frames, the installation process complexity, and if sensor at sea go wrong, dismounting is inconvenience very, and the site operation personnel is had threat safely.Therefore, be badly in need of a kind ofly can guaranteeing measuring accuracy, again measurement mechanism that can be easy for installation.
Summary of the invention
The purpose of this invention is to provide a kind of water quality parameter measuring instrument and measuring method that places in the high focal plane buoy, device of the present invention can effectively solve the halobiontic pollution problem of adhering to, can prolong the serviceable life of water quality sensor, improve long-time accuracy and the reliability of measuring of the water quality sensor that is applied on the big buoy, to remedy the deficiencies in the prior art.
The present invention is arranged at high focal plane buoy inside with the water quality parameter measuring instrument, and adopt new measuring method, can stablize, finish the collection of sea area marine eco-environment factor data in real time, continuously, exactly, and monitor the dynamic change of each regional marine eco-environment and the interregional transfer of material.
Technical scheme of the present invention is as follows:
Comprise the buoy float that contains instrument room and the trap of instrument installation under water, and water quality parameter measuring instrument main body; Wherein water quality parameter measuring instrument main body includes water quality sensor and the acquisition controller that is connected water outlet peristaltic pump, water inlet peristaltic pump and solenoid valve by cable, it is characterized in that, water quality parameter measuring instrument main body is installed in the instrument room of buoy float, and water quality parameter measuring instrument main body also includes respectively by solenoid valve and is communicated to disinfectant container, pure water container and preservation liquid container on the integrated container, and above-mentioned water quality sensor is arranged in the integrated container.
Above-mentioned integrated container also is provided with the water inlet pipe and the rising pipe that is connected by the water outlet peristaltic pump that connects by the water inlet peristaltic pump.
Above-mentioned water inlet pipe and rising pipe are installed in instrument and install in the trap.
Above-mentioned integrated container is provided with and is no less than one level electrode.
The using method of measuring instrument of the present invention is as follows:
1) DATA REASONING: at first, acquisition controller starts the water inlet peristaltic pump, and seawater to be detected is extracted in the integrated container by water inlet pipe; Acquisition controller sends to water quality sensor and gathers the seawater quality data command then; After data acquisition finished, acquisition controller was restarted the water outlet peristaltic pump, by rising pipe the seawater in the integrated container was extracted out;
2) clean, preserve water quality sensor: after level electrode was delivered to acquisition controller with the information of seawater emptying, acquisition controller was at first opened the solenoid valve that connects disinfectant container, makes thimerosal flow into the immersion that carries out disinfection in the integrated container; Acquisition controller was opened the water outlet peristaltic pump after sterilization finished, and by rising pipe thimerosal was discharged; Acquisition controller is opened the solenoid valve that connects pure water container more then, pure water is flowed in the integrated container clean; After cleaning finishes, connect the solenoid valve of preserving liquid container and open, will preserve liquid and inject integrated container, with the long preservation water quality sensor.
The present invention is installed in water quality sensor in the integrated container, and integrated container is arranged in the buoy float of high focal plane buoy.Utilize measurement mechanism of the present invention and measuring method, only when measuring water quality data, just sensor is immersed in the seawater, and sampling end back sensor enters the cleaning and dipping environment, can reduce the time of water quality sensor in seawater greatly like this, thereby also reduce the growth time of marine growth on sensor; Medicining liquid dipping sensor by fresh water and the growth of inhibition marine growth, also the marine growth that is attached on the sensor can be killed, thereby cleaned the probe of sensor, thereby prolonged the afloat life cycle of various underwater sensors, reduced the maintenance cost of offshore set-up.
Description of drawings
Fig. 1: apparatus of the present invention whole structure synoptic diagram.
Fig. 2: water quality parameter measuring instrument structural representation of the present invention.
Wherein: 1 buoy float; 2 instrument rooms; 3 traps of instrument installation under water; 4 liquid injection port; 5 vent ports; 6 preserve liquid container; 7 solenoid valves; 8 air holes; 9 water quality sensors; 10 integrated containers; 11 level electrodes; 12 water outlet peristaltic pumps; 13 water inlet peristaltic pumps; 14 acquisition controllers; 15 cables; 16 disinfectant containers; 17 pure water containers; 18 rising pipes; 19 water inlet pipes; 20 water quality parameter measuring instrument main bodys.
Embodiment
Because marine environment is abominable, load mechanism of action complexity, seawater is more serious to the corrosion failure of works, will consider anticorrosionly when selecting measuring vessel, and enough intensity will be arranged, and waits other devices with protection water quality sensor 9.The present invention is installed in water quality sensor 9 in the integrated container 10, can take full advantage of cleaning fluid like this; And integrated container 10 is arranged in the instrument room 2 of buoy float 1 of high focal plane buoy.And this device only just is immersed in water quality sensor 9 in the seawater when measuring water quality data, and sampling end back water quality sensor 9 enters the cleaning and dipping environment, can prevent marine corrosion effectively in measuring process.
As Fig. 1, the entire measuring device welding is placed in the instrument room 2 of buoy float 1, and the water inlet pipe and water outlet pipe of seawater is placed in the trap 3 of instrument installation under water.
As Fig. 2: place the water quality parameter measuring instrument of high focal plane buoy instrument room 2 to include the bulk container of three stainless steels, be respectively preservation liquid container 6, the pure water container 17 that is loaded with the 4M Klorvess Liquid and the disinfectant container 16 that the liquor natrii hypochloritis is housed, each container lower end is connected with solenoid valve 7, is connected on the integrated container 10 by solenoid valve 7 then.These 3 containers will be tried one's best greatly, and to satisfy the needs of measuring, what the present invention adopted is the cuboid container of 500mm * 400mm * 210mm, and liquid capacity surpasses 50L under the situation of filled with fluid.The unification of 3 container the latter halfs is designed to pyramidal structure, to make things convenient for flowing of liquid, each bulk container bottom connects a solenoid valve 7, makes liquid under the control of 3 solenoid valves 7, relying on self gravitation, is in the integrated container 10 of PPR pipe injection of 10mm by caliber.All there is elongated vent port 5 upper end of three bulk containers, communicates with atmosphere with assurance, and liquid can be flowed in the integrated container 10 smoothly, is unlikely to again liquid is overflowed.Each container has a slightly little liquid injection port 4 again, with the convenient liquid that injects, with screwed lid sealing.
In the integrated container 10 various water quality sensors 9 can be installed, can take full advantage of cleaning fluid like this.Water quality sensor 9 is fixed on by screw thread on the end cap of integrated container 10, and water quality sensor 9 is one or more in pH sensor, conductivity sensor, the dissolved oxygen sensor.Integrated container 10 is made stepped, and caliber the latter half is thin slightly, can put down water quality sensor 9 and get final product, the first half caliber is big slightly, is in order to be connected with four external pipes, namely when guaranteeing to reach the measurement purpose, make container enough little, to prolong the working time of this system.Water quality sensor 9 is apart from container bottom 20mm, and adjacent two sensors is at a distance of 12mm, and this kind layout has namely been saved vessel space and cleaning fluid, can well reach measurement effect again.The upper and lower side of integrated container 10 is all used screwed gland bonnet, cleans, dismantles more convenient.Being stamped the air hole 8 of an elongated tubular product such in the upper end, is in order to guarantee that integrated container 10 communicates with ambient atmosphere, to make things convenient for flowing of liquid, being unlikely to make liquid again because rocking of buoy float overflowed.Integrated container 10 upper ends are connected with water inlet pipe 19 by water inlet peristaltic pump 13, the lower end is connected with rising pipe 18 by water outlet peristaltic pump 12, seawater inlet tube and outlet tube 19,18 all is placed in the trap 3 of instrument installation under water, send for water inlet peristaltic pump 13 and water outlet peristaltic pump 12 by acquisition controller 14 and start or stop order, thus the turnover of control seawater.On the inwall of integrated container 10 more than one level electrode 11 is installed simultaneously, is used for monitoring the amount of liquid in the integrated container 10.
Above-mentioned water quality sensor 9, solenoid valve 7 and water inlet, water outlet peristaltic pump 13,12 all use cable 15 to be connected on the acquisition controller 14, this acquisition controller 14 adopts existing 8051F020 single-chip microcomputer to control peripheral components as CPU, and acquisition controller 14 is mainly used to gather the storage data and the various instruments of control add outage.
Because it is bigger that buoy float 1 rocks, must consider whole system device fixing in instrument room 2, if deal with improperly, might cause water inlet in the instrument room 2, thereby influence the normal use of buoy.Can be in cuboid container of above-mentioned integrated container 10 bottom fixed placement, these cuboid container five face closure recording quantity are welded on the buoy base plate, in case leak-stopping water normally moves in order to avoid influence buoyage.
Embodiment 2: using method of the present invention
The present invention is in order to prolong the afloat life cycle of various water quality sensors, reduce the maintenance cost of offshore set-up, do not adopt the conventional detection method that sensor is placed directly in the water, but underwater sensor is installed in the integrated container 10 of the above appropriate location of waterline, and integrated container 10 is arranged in the buoy float 1 of high focal plane buoy, just touch seawater when having only measurement data.Under the control of acquisition controller 14, seawater is extracted in the integrated container 10 that various water quality sensors 9 are housed by water inlet peristaltic pump 13; Acquisition controller 14 sends startup command to various water quality sensors 9, gathers the various water quality datas of seawater; After collection is finished, with each data storage.Whole sampling finishes, and starts water outlet peristaltic pump 12, and the seawater in the integrated container 10 is extracted out; The situation that level electrode 11 is arranged light with seawater feeds back to acquisition controller 14, and acquisition controller 14 is opened the solenoid valve 7 of disinfectant container 16 then, and thimerosal is injected integrated container 10, and water quality sensor 9 is washed, soaks; Adopt sodium hypochlorite as thimerosal.According to its disinfection principle, after this chemical substance is decomposed environment is had no to pollute, therefore used thimerosal directly can be discharged in the seawater, needn't do any processing.
After the emptying thimerosal, acquisition controller 14 is opened the solenoid valve 7 of the pure water container 17 that pure water is housed, and pure water is injected integrated container 10, and whole integrated container 10 and water quality sensor 9 flushings are soaked.This process mainly is that integrated container 10 and water quality sensor 9 are cleaned again, prevents the last residual thimerosal that has of integrated container 10 inwalls and water quality sensor 9 probes, avoids the corrosion of residual disinfectancy liquid.It is found time with pure water at last.Finish to this flush cycle.But, it should be noted that owing to the sensor that obtains seawater pH value can not be exposed in the air, must be immersed in the neutral solution, guarantee its probe stable performance.After flushing finishes, need open the solenoid valve 7 that the preservation liquid container 6 of preserving liquid is housed so, will preserve liquid and fill with integrated container 10.Before sampling beginning next time, find time preserving liquid earlier, and then inject seawater and measure.
The present invention only just is immersed in sensor in the seawater when measuring water quality data, and sampling end back sensor enters the cleaning and dipping environment, can reduce the time of water quality sensor in seawater greatly like this, thereby also reduce the growth time of marine growth on sensor; Antiseptic solution immersion sensor by fresh water and the growth of inhibition marine growth also can kill the marine growth that is attached on the sensor, thereby has cleaned the probe of sensor, the life cycle that can effectively prolong all kinds of underwater sensors.
Claims (4)
1. one kind places the water quality parameter measuring instrument in the high focal plane buoy, comprise containing instrument room (2) and the buoy float (1) of instrument installation trap (3) under water, and water quality parameter measuring instrument main body (20); Wherein water quality parameter measuring instrument main body (20) includes water quality sensor (9) and is connected water outlet peristaltic pump (12) by cable (15), the acquisition controller (14) of water inlet peristaltic pump (13) and solenoid valve (7), it is characterized in that, water quality parameter measuring instrument main body (20) is installed in the instrument room (2) of buoy float (1), and water quality parameter measuring instrument main body (20) also includes respectively by solenoid valve (7) and is communicated to disinfectant container (16) on the integrated container (10), pure water container (17) and preservation liquid container (6), above-mentioned water quality sensor (9) is arranged in the integrated container (10); Integrated container (10) connects water inlet pipe (19) by water inlet peristaltic pump (13), is connected with rising pipe (18) by water outlet peristaltic pump (12), and wherein water inlet pipe (19) and rising pipe (18) are installed under water in the instrument installation trap (3); And the inwall of integrated container (10) is provided with the level electrode (11) that is no less than, and integrated container (10) top is provided with air hole (8).
2. water quality parameter measuring instrument as claimed in claim 1 is characterized in that above-mentioned water quality sensor (9) is connected on the acquisition controller (14) by cable (15).
3. water quality parameter measuring instrument as claimed in claim 1 is characterized in that above-mentioned disinfectant container (16), pure water container (17) and preserves on the liquid container (6) all being provided with vent port (5) and liquid injection port (4) respectively.
4. the detection method of the described water quality parameter measuring instrument of claim 1 is characterized in that detection method is as follows:
1) DATA REASONING: at first, acquisition controller (14) starts water inlet peristaltic pump (13), and seawater to be detected is extracted in the integrated container (10) by water inlet pipe (19); Acquisition controller (14) sends to water quality sensor (9) and gathers the water quality data order then; After data acquisition finished, acquisition controller (14) was restarted water outlet peristaltic pump (12), by rising pipe (18) seawater in the integrated container (10) was extracted out;
2) clean, preserve water quality sensor: after level electrode (11) is delivered to acquisition controller (14) with the information of seawater emptying, acquisition controller (14) is at first opened the solenoid valve (7) that connects disinfectant container (16), makes thimerosal flow into the immersion that carries out disinfection in the integrated container (10); Acquisition controller (14) was opened water outlet peristaltic pump (12) after sterilization finished, and by rising pipe (18) thimerosal was discharged; Acquisition controller (14) is opened the solenoid valve (7) that connects pure water container more then, pure water is flowed in the integrated container (10) clean; After cleaning finishes, the solenoid valve (7) of unlatching connection preservation liquid container (6) will be preserved liquid and inject integrated container (10), with long preservation water quality sensor (9); Wherein thimerosal is the liquor natrii hypochloritis, and preservation liquid is Klorvess Liquid.
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| CN 201010556903 CN102004142B (en) | 2010-11-24 | 2010-11-24 | Water quality parameter measuring instrument arranged in super buoy and water quality parameter measuring method |
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| CN 201010556903 CN102004142B (en) | 2010-11-24 | 2010-11-24 | Water quality parameter measuring instrument arranged in super buoy and water quality parameter measuring method |
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| CN102004142B true CN102004142B (en) | 2013-07-10 |
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Application publication date: 20110406 Assignee: SHANDONG PROVINCE OCEANOGRAPHIC INSTRUMENTATION TECHNOLOGY CENTER Assignor: Inst. of Marine Apparatus & Instruments, Shandong Prov. Academy of Sciences Contract record no.: 2015370000135 Denomination of invention: Water quality parameter measuring instrument arranged in super buoy and water quality parameter measuring method Granted publication date: 20130710 License type: Exclusive License Record date: 20150804 |
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