CN106680031A - Automatic sampling and monitoring system based on ocean station temperature-salinity well - Google Patents
Automatic sampling and monitoring system based on ocean station temperature-salinity well Download PDFInfo
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- CN106680031A CN106680031A CN201611027817.3A CN201611027817A CN106680031A CN 106680031 A CN106680031 A CN 106680031A CN 201611027817 A CN201611027817 A CN 201611027817A CN 106680031 A CN106680031 A CN 106680031A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B2022/006—Buoys specially adapted for measuring or watch purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N2001/002—Devices for supplying or distributing samples to an analysing apparatus
Abstract
The invention relates to an automatic sampling and monitoring system based on an ocean station temperature-salinity well. The automatic sampling and monitoring system based on the ocean station temperature-salinity well comprises a water sampling-monitoring device and a water sample distribution device; the water sampling-monitoring device comprises a plurality of guide rails and a floating ring frame which is lifted along the guide rails, a floating ring and a plurality of monitoring instruments are mounted on the floating ring frame, the water sampling-monitoring device further comprises a peristaltic pump and a filter; the water sample distribution device comprises a water sample tank and a pure water tank, the water inlet in the top of the water sample tank is connected to a water taking pipeline, and the water inlet in the top of the pure water tank is connected to a pure water source through a pure water pipeline; the water inlet of the water sample tank is connected to a first water outlet in the bottom of the side wall of the pure water tank through a pipeline, and a cleaning pump is arranged on the pipeline. The water sample distribution device further comprises a water sample connecting pipe connected to a sampling pipeline and a pure water connecting pipe connected to the pure water pipeline, the water outlet in the bottom of the side wall of the water sample tank is connected to the water sample connecting pipe through a pipeline, and the second water outlet in the bottom of the side wall of the pure water tank is connected to the pure water connecting pipe through a pipeline; an electromagnetic valve is arranged on each pipeline.
Description
Technical field
The invention belongs to multi-sensor equipment technical field, more particularly to it is a kind of based on the automatic of oceanographic station thermohaline well
Sampling and monitoring system.
Background technology
China is ocean big country, and marine monitoring is relation Ocean Surveying, marine environment, early warning of marine disasters, marine safety
With the vital task of marine resources development.Buoy, subsurface buoy, ship base and bank base platform and it is made up of various parameters monitor etc.
Marine monitoring system, all kinds of ocean engineerings that carry current China extensively and carrying out for a long time and Science Research Project.
The temperature and salinity of sea water are the important parameters in multi-sensor, surface seawater temperature, the monitoring side of salinity
Method develops into continuous, real-time robot monitoring by artificial routine monitoring.Thermohaline well is exactly to install temperature, salt automated monitor
Important infrastructure, in the evolution of history, general oceanographic station is designed with Indoor Temperature salt well.However, traditional thermohaline well
Facility single function, the general function only with tidal level measurement, temperature and salimity measurement, i.e., do not give full play of thermohaline well
The potential function of this kind of infrastructure.
At the same time, water quality data such as pH value, dissolved oxygen, turbidity, chlorophyll, nutritive salt, the biological consumption to marine environment
The monitoring of oxygen amount BOD, chemical oxygen demand cod, total organic carbon TOC etc. is becoming increasingly important.These parameters coordinate traditional temperature
Degree and Salinity Data etc., can more reflect the change of seawater quality, marine monitoring is had great significance.It is related to These parameters
During monitoring, some can be completed by water quality sensor, and then needing of having is acquired to the water sample of sea water, by special
Analytical tool is analyzed to the water sample after collection, obtains above-mentioned Monitoring Data.
Therefore the collection to seawater sample becomes one of important step of marine monitoring, and can the water sample after collection reflect
The sea water original appearance of sampled point becomes the key of data acquisition, and whether whether water sample timely measured analysis, water sample in collection
After be contaminated, all directly determine the accuracy of measurement data.Traditional employing hydrophore carries out the operation of artificial sample
Mode also has larger room for improvement, by the rational above-mentioned sampling of setting structure and monitoring analysis system, is conducive to sea
The automatization of foreign monitoring, accuracy, promptness and the convenience to lifting marine monitoring suffer from highly important meaning.
The content of the invention
The present invention provides a kind of high degree of automation, ensures collection water to solve technical problem present in known technology
The not contaminated automatic sampling and monitoring system based on oceanographic station thermohaline well of sample, lifts water sampling and subsequent analysis monitoring
Automaticity, lifted hydrographic data monitoring degree of accuracy and rapidity.
The present invention is adopted the technical scheme that by solving technical problem present in known technology：Based on oceanographic station thermohaline
The automatic sampling of well includes water sampling and monitoring device and water sample distribution unit with monitoring system；Water sampling and monitoring dress
Put including by multiple guide rails being from top to bottom sequentially connected with and the buoyancy ring box frame along lifting rail, on buoyancy ring box frame
Buoyancy circle and multiple monitoring instruments are installed；Also include sampling peristaltic pump and filter, be connected with the entrance of filter
Sample lines, sample lines extend to buoyancy ring box frame, and water intaking pipeline is connected with the outlet of filter, and water intaking pipeline extends
To sampling peristaltic pump；Water sample distribution unit includes water sample tank and pure water tank, and the water inlet of water sample tank top is connected to water intaking pipeline,
The water inlet of pure water tank top is connected to pure water source by pure water pipeline；The water inlet of water sample tank is connected to pure water by pipeline
First outlet of pot sidewall bottom, is provided with cleaning pump on the pipeline；Also include be connected to water intaking pipeline water sample adapter with
And the pure water adapter of pure water pipeline is connected to, the outlet of water sample pot sidewall bottom is connected to water sample adapter, pure water by pipeline
Second outlet of pot sidewall bottom is connected to pure water adapter by pipeline；In the discharge outlet of both water sample tank and pure water tank bottom
On be respectively connected with discharge pipe line；Electromagnetic valve is equipped with each pipeline；Also include many with what water sample adapter and pure water adapter were connected
Individual water sample allotter, each water sample allotter of each analytical tool Jing access water sample and pure water.
Advantages of the present invention and good effect are：The invention provides a kind of reasonable in design based on oceanographic station thermohaline
The automatic sampling of well and monitoring system, compare with monitoring facilities and mode with existing sampling, and the technical program takes full advantage of
The existing thermohaline well infrastructure of oceanographic station.By thermohaline well infantile tic hang put following water-level lifting, with multiple monitors
The buoyant device of device, provides good water intaking platform for whole system and provides the water quality data of various real-time measurements；Pass through
In the building of oceanographic station, water sample distribution unit is set, realize the automatic extraction to water sample with storage, coordinate pure water source and
Pipeline, the in-situ water quality analyzer device for oceanographic station provides easily pure water and water sample takes passage, greatly improves water sample
The convenience and rapidity of monitoring.By electromagnetic valve being arranged on each pipeline and being controlled by controller unified allocation of resources, connect different
Pipeline after can realize the several functions such as assimilation to water sample tank, cleaning, emptying, note pure water protection.In general, this sampling
Pollution remain water sample and go mouldy situations such as to water sample in water sample tank is avoided with monitoring system to greatest extent can, directly
The accuracy of water sample Monitoring Data is improved, i.e., the water sample for accessing from water sample tank more can fully reflect the water quality letter of sampling location
Breath.
Preferably：Also include water purification machine, on the pipeline between its outlet and pure water tank water inlet, be provided with pure water pump.
Preferably：Exhaustor is equipped with the top of the wall of both water sample tank and pure water tank side；In water sample tank and pure water tank two
Liquid level charactron is mounted on the outer wall of person；Two position sensing is mounted on the inwall of both water sample tank and pure water tank
Device.
Preferably：Also include the water pot support and the integrated bearing for being fixed on ground, water sample tank and pure water installed in metope
Both tanks are fixed on water pot support, and sampling peristaltic pump, filter, pure water pump and cleaning pump are fixed on integrated bearing
On.
Preferably：Buoyancy ring box frame includes the center square tube positioned at center, and at center, the middle and upper part of square tube is mounted with
Supporting plate disk, bottom are mounted with bottom annulus using multiple radiation tendons；It is provided with multiple between supporting plate disk and bottom annulus
Vertical rod, is mounted with middle part annulus in the middle part of each vertical rod.
Preferably：Buoyancy circle is fixed on above supporting plate disk, is welded with 4 screw threads in the upper surface of supporting plate disk
Bar；The center of buoyancy circle be provided with center square hole, center square hole be formed around axially through 4 cable holes and 4
Thread rod bores, the upper end of center square tube are located in the square hole of center, and 4 threaded rods point are located in each screw hole, each monitoring instrument
Wiring and sample lines are located in each cable hole.
Preferably：Thermohaline sensor that monitoring instrument includes being fixed on the alien invasion of center square tube middle and lower part three,
Turbidity and chlorophyll sensor and multi-parameter water quality instrument；It is also equipped with another alien invasion of center square tube middle and lower part
Sampling bottom valve, the end of sample lines is connected on the sampling bottom valve.
Preferably：Top guardrail is mounted with also in the top of buoyancy circle, top guardrail includes top above
Annulus and underlying base plate, both are welded together by 8 circumferentially distributed connecting upright poles；Open at the center of base plate
Be provided with square vias, offer 4 circular cable vias and 4 thread rod bores around square vias, center square tube it is upper
End passes the square vias of base plate, and 4 threaded rods use nut check after passing 4 thread rod bores of base plate.
Preferably：Guide rail includes square tube, is provided with upper hinge, lower end in the upper end of square tube and is provided with lower hinge, each guide rail
Lower hinge is hinged with the upper hinge of guide rail below, is passed through bearing pin positioned at the upper hinge of the guide rail of the top and is arranged on ocean
The fender bracket of the fixed pulley on roof of standing is hinged, and the guide rail being sequentially hinged is applied in the center square tube of buoyancy ring box frame, by upper
Bearing pin to lower two adjacent groups hinge is orthogonal.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the cross section structure diagram of Fig. 1 middle guides；
Fig. 3 is the structural representation of Fig. 1 middle and upper parts guardrail guardrail；
Fig. 4 is the structural representation of buoyancy circle in Fig. 1；
Fig. 5 is the structural representation of buoyancy ring box frame in Fig. 1；
Fig. 6 is the structural representation of water sample distribution unit in Fig. 1；
Fig. 7 is the system flow chart of sampling and monitoring system in Fig. 1.
In figure：1st, water sampling and monitoring device；1-1, hanging disk；1-2, fixed pulley；1-3, guide rail；1-3-1, upper hinge
Chain；1-3-2, upper lifting pipe；1-3-3, square tube；1-3-4, lower lifting pipe；1-3-5, lower hinge；1-4, top guardrail；1-
4-1, top annulus；1-4-2, connecting upright pole；1-4-3, base plate；1-4-4, suspension ring；1-5, buoyancy circle；1-6, buoyancy ring box frame；
1-6-1, center square tube；1-6-2, threaded rod；1-6-3, supporting plate disk；1-6-4, middle part annulus；1-6-5, vertical rod；1-6-6, bottom
Portion's annulus；1-6-7, radiation tendon；1-7, sampling peristaltic pump；1-8, filter；2nd, water sample distribution unit；2-1, water sample tank；2-2、
Exhaustor；2-3, electromagnetic valve；2-4, liquid level charactron；2-5, pure water tank；2-6, water pot support；2-7, water sample allotter；2-8、
Pure water pump；2-9, integrated bearing；2-10, cleaning pump；3rd, water purification machine；4th, distributor socket；5th, analytical tool.
Specific embodiment
For the content of the invention, feature and effect of the present invention can be further appreciated that, following examples detailed description is hereby lifted as follows：
Refer to Fig. 1, the automatic sampling based on oceanographic station thermohaline well and the monitoring system of the present invention include water sampling and
Monitoring device 1 and water sample distribution unit 2.Wherein, water sampling and monitoring device 1 are divided into buoyancy and monitoring in thermohaline well again
Two parts of sampling pump and filter assemblies outside component and thermohaline well.Buoyancy and monitoring assembly in thermohaline well is with water
Position lifting and lift.Water sample distribution unit 2 is arranged on the indoor wall of oceanographic station, for the seawater sample for collecting is led to
Cross a series of distribution ducts and be safely conveyed to each analytical instrument of water quality use.
Refer to Fig. 2 to Fig. 5, it can be seen that：The buoyancy and monitoring assembly of water sampling and monitoring device 1 include it is multiple by
The guide rail 1-3 being up to the sequentially connected with down and buoyancy ring box frame 1-6 along guide rail 1-3 liftings, installs on buoyancy ring box frame 1-6
There are buoyancy circle 1-5 and multiple monitoring instruments.Wherein, on the one hand guide rail 1-3 is used for eliminating buoyancy ring box frame 1-6 and buoyancy circle 1-
5 rotation, on the other hand and as the track of both buoyancy ring box frame 1-6 and buoyancy circle 1-5 lifting moving.Specifically：
Buoyancy ring box frame 1-6 is a welding combiner, and it includes center square tube 1-6-1 positioned at center, at center
The middle and upper part of square tube 1-6-1 is mounted with supporting plate disk 1-6-3, bottom and is mounted with bottom using multiple radiation tendon 1-6-7
Portion annulus 1-6-6；Multiple vertical rod 1-6-5 are provided between supporting plate disk 1-6-3 and bottom annulus 1-6-6, each vertical rod 1-6-5's
Middle part is mounted with middle part annulus 1-6-4.Above-mentioned supporting plate disk 1-6-3, middle part annulus 1-6-4, bottom annulus 1-6-6 with it is each
Vertical rod 1-6-5 constitutes protection mouse cage, provides protection to internal multiple monitoring instruments.The external diameter of protection mouse cage is less than thermohaline well
Internal diameter, during tidal undulation, the buoyancy lower edge thermohaline well of buoyancy ring box frame 1-6 and its appurtenances in buoyancy circle 1-5
Axial direction vertical lifting is moved, and protects mouse cage to efficiently avoid the collision that each monitoring instrument may occur with the borehole wall, to prison
Survey instrument and serve protective action.
In the present embodiment, monitoring instrument includes the temperature being fixed on the alien invasion of center square tube 1-6-1 middle and lower part three
Salt sensor, turbidity and chlorophyll sensor and multi-parameter water quality instrument；Outside another of center square tube 1-6-1 middle and lower part
Bottom valve of sampling is also equipped with facade.Above-mentioned thermohaline sensor, turbidity and chlorophyll sensor and multi-parameter water quality instrument are used for
The multiple-quality water parameters such as pH value, dissolved oxygen, temperature, salinity, turbidity and the chlorophyll of sea water are monitored, sampling bottom valve is able to ensure that well
Sea water in interior vertical sampling tube is not drained, beneficial to sampling peristaltic pump pumps sea water.It also has filtering function in addition, uses
In the bulk particulate matter for filtering sampling waters.
Buoyancy circle 1-5 is the cylinder with center square hole, is base material by the light-duty floating body material of polyethylene foam, outside spray
Apply certain thickness polyureas protective layer.Buoyancy circle 1-5 is fixed on above supporting plate disk 1-6-3, supporting plate disk 1-6-3's
Upper surface is welded with multiple 4 threaded rod 1-6-2；Center square hole is provided with the center of buoyancy circle 1-5, in the surrounding of center square hole
Be provided with axially through 4 cable holes and 4 screw holes, the upper end of center square tube 1-6-1 is located in the square hole of center, each screw thread
Bar 1-6-2 point is located in each screw hole, and the wiring of each monitoring instrument and sample lines are located in each cable hole.
As shown in FIG., around center square hole, 4 screw holes and 4 cable holes are dispersed with perpendicular to cross-sectional uniformity.
Buoyancy circle 1-5 is exactly to be arranged on the top of supporting plate disk 1-6-3 by threaded rod 1-6-2 through screw hole.Further, float
Mutual angle at 45 ° in circumferential direction between the cable hole and adjacent screw hole of power circle 1-5, the cable of each monitoring instrument and adopts
Sample pipeline converges into a branch of after passing through from cable hole, wrapping is neat, around guide rail 1-3 spiral some circles after go out thermohaline well, connect
To electric control system.
The color of buoyancy circle 1-5 is Exocarpium Citri Rubrum or crocus, and the inwall of each cable hole should be smoothed, should be arranged down at both ends
Angle, can so avoid the wiring cable of monitoring instrument that jam occurs.
When water level is high, the cable of winding can be packed together；When water level is low, the pitch of the cable for spiraling can be increased.China
The tidal range in most of sea area at 4~5 meters, enclose, and remaining cable and sample lines are stretched by the number of turns 5~6 of winding.Top guardrail
1-4 is to collect the pipeline of winding, it is to avoid because scratching or jam with the borehole wall caused by loose.Top guardrail 1-4 is a weldering
Connect molectron, including top annulus 1-4-1 above and underlying base plate 1-4-3, top annulus 1-4-1 and bottom
Welded together by 8 circumferentially distributed connecting upright pole 1-4-2 between plate 1-4-3.Cut out in the center of base plate 1-4-3
The center square hole that Neng Rang centers square tube 1-6-1 is passed through, offer around the square hole of center with the cable hole on buoyancy circle 1-5 and
4 cable holes of position identical of screw hole and 4 screw holes.Buoyancy circle 1-5 top guardrail 1-4 base plate 1-4-3 and
Fixed by threaded rod 1-6-2 between the supporting plate disk 1-6-3 of buoyancy ring box frame 1-6.The external diameter of top guardrail 1-4 and buoyancy circle
The external diameter equivalent of 1-5, buoyancy ring box frame 1-6, but the respectively less than internal diameter of thermohaline well.
On top, the plate body upper surface of the base plate 1-4-3 of guardrail 1-4 is provided with two suspension ring 1-4-4, fastens and is connected on suspension ring 1-4-4
On hoist cable Jing fixed pulley 1-2 be connected on coiler, when needing to be serviced operation, hoist cable can be carried out by coiler
Wind and unreel, the buoyancy and monitoring assembly of water sampling and monitoring device 1 are lifted or put down.
The main body of guide rail 1-3 is square tube 1-3-3 of thin-wall stainless steel material, is provided with upper hinge in the upper end of square tube 1-3-3
1-3-1, lower end are provided with lower hinge 1-3-5, upper hinge 1- of lower hinge 1-3-5 of each guide rail 1-3 and guide rail 1-3 below
3-1 is hinged.The fender bracket of fixed pulley 1-2 is connected to by bearing pin positioned at upper hinge 1-3-1 of the first segment guide rail 1-3 of the top
On.Fixed pulley 1-2 is also to be arranged on hanging disk 1-1 by bearing pin, and hangs disk 1-1 and be fixed on sea by expansion bolt
On the roof at ocean station, the center of disk 1-1 and the central coaxial of thermohaline well are hung.Positioned at the end of the minor details guide rail 1-3 of bottom
An anticreep ring flange is welded perpendicular to guide rail 1-3 in end, it is ensured that the buoyancy ring box frame 1-6 on guide rail 1-3 is applied in water level pole
It is unlikely to from guide rail 1-3 to come off when low.Whole piece guide rail is suspended in thermohaline well, from top to bottom the pin of two adjacent groups hinge
Axle is orthogonal.Purpose is to ensure that guide rail 1-3, on any one horizontal plane, left and right or has certain degree of freedom in front and back, soft
The guide rail of property can offset the impact of wave.Additionally, every guide rail 1-3 is hollow sealing design, it is therefore an objective to mitigate weight, and
Certain buoyancy is provided in water.
The buoyancy ring box frame 1-6 for being applied in suspention guide rail 1-3 carries various monitoring instruments and its cable, by buoyancy circle
The buoyancy that 1-5 is provided is swum on the water surface.By buoyancy calculations, it is ensured that various monitoring instruments and sampling bottom valve are in surface seawater
Within.With the lifting of tidal level, move up and down along guide rail.Guide rail 1-3 can only left and right or in front and back slight oscillatory and can not rotate, this is just
Efficiently avoid buoyancy ring box frame 1-6 by gush in thermohaline well and wave impact and rotating for may occurring, so as to avoid
The damage for being attached to the improper winding of various pipelines on buoyancy ring box frame 1-6 and causing.Additionally, guide rail 1-3 and buoyancy circle
There is certain fit clearance between center square tube 1-6-1 on framework 1-6, be unlikely to make to swim in the buoyancy ring box frame on the water surface
1-6 produces inclination because of itself and external factor, and this also causes the vertical lifting of whole buoyancy ring box frame 1-6 to move more smooth.
Need to lift guide rail 1-3, for the ease of lifting in system initially installation and follow-up maintenance process
Operation, is provided with lifting pipe 1-3-2 and lower lifting pipe 1-3-4, upper lifting pipe 1- in square tube 1-3-3 of guide rail 1-3
3-2 is vertical with the axis of both lower lifting pipe 1-3-4, each extend transversely through square tube 1-3-3.
Also include sampling peristaltic pump 1-7 and filter 1-8, sample lines are connected with the entrance of filter 1-8, sample
Pipeline extends to buoyancy ring box frame 1-6, and specifically sample lines are connected on the sampling bottom valve on buoyancy ring box frame 1-6, sea water
Sample lines are entered after sampled bottom valve initial filter.Water intaking pipeline is connected with the outlet of filter 1-8, water intaking pipeline is extended to
Sampling peristaltic pump 1-7.
Sampling peristaltic pump 1-7 has pollution-free, high precision, safeguards the simple and spy with two-way equal flow conveying capacity
Point, is prevented effectively from impact of the pump housing to water sample by non-contacting mode.
Refer to Fig. 6, it can be seen that：Water sample distribution unit 2 includes water sample tank 2-1 and pure water tank 2-5, water sample tank 2-1 tops
The water inlet in portion is connected to water intaking pipeline.Wherein, water sample tank 2-1 is used to store water sample, pure water tank 2-5 for storing pure water, by
The sea water that sample lines are extracted enters water sample tank 2-1 via filter 1-8 and sampling peristaltic pump 1-7.In the present embodiment, filter
1-8 includes the grade one filter for arranging in front and back and secondary filter, and filtering accuracy is respectively 100 microns and 50 microns.It is such
Water sample had both retained sea water original appearance to greatest extent, alleviated the pressure that some analytical tool carry superfinishing filter again.
In the present embodiment, also including water purification machine 3, set on the pipeline between the water inlet of its outlet and pure water tank 2-5
There is pure water pump 2-8.Water purification machine 3 be used for prepare pure water, by pure water pump 2-8 be pumped into stored in pure water tank 2-5.
The water inlet of water sample tank 2-1 is connected to the first outlet of pure water tank 2-5 sidewall bottoms by pipeline, in the pipeline
It is provided with cleaning pump 2-10.Also include the water sample adapter for being connected to sample lines and the pure water adapter for being connected to pure water pipeline,
The outlet of water sample tank 2-1 sidewall bottoms is connected to water sample adapter, the second outlet of pure water tank 2-5 sidewall bottoms by pipeline
Pure water adapter is connected to by pipeline.
Discharge pipe line is respectively connected with the discharge outlet of both water sample tank 2-1 and pure water tank 2-5 bottom.In water sample tank 2-1
Exhaustor 2-2 is equipped with the top of both pure water tank 2-5 side wall；On the outer wall of both water sample tank 2-1 and pure water tank 2-5
Liquid level charactron 2-4 is installed；Two position sensor is mounted on the inwall of both water sample tank 2-1 and pure water tank 2-5.
Wherein, outside discharge pipe line is for discharging tank body by internal liquid, skies of the exhaustor 2-2 for the discharge epicoele when water level rises
Gas and unnecessary water sample or pure water, liquid level charactron 2-4 are used to show the internal water yield that two position sensor to be used for control automatically
Liquid level in tank body processed, sends liquid level signal to controller.
Electromagnetic valve 2-3 is equipped with each pipeline；Also include controller, each electromagnetic valve 2-3, sampling peristaltic pump 1-7, cleaning
Pump 2-10 and pure water pump 2-8 are connected with controller, and controller realizes water sample tank 2- by the break-make of each electric element of control
The several functions such as 1 assimilation, cleaning, emptying, the protection of note pure water and the injection and emptying of pure water tank.
Also include the multiple water sample allotter 2-7 for taking over water sample and pure water adapter is connected；The each water samples of 5 Jing of each analytical tool
Allotter 2-7 accesses water sample and pure water.As shown in FIG., multiple water sample allotter 2-7 are to be parallel-connected to water sample to take over and pure
On the pipeline of water adapter.In sampling is stood, both water sample adapter and pure water adapter constitute the water intaking of each analytical tool 5 parallel and do
Line, therefore each water sample allotter 2-7 should include two interfaces, (be connected to thin on water sample allotter 2-7 by intake pipe respectively
Pipe) it is connected to the sample water inlet and pure water entrance of correspondence analysis instrument 5.Specifically, when the analytical tool 5 need to take water sample and
During pure water, then corresponding intake pipe is connected, and water sample or pure water can be flowed into or be entered analytical tool 5 by the pumping that instrument is carried
It is interior.
Whole system is capable of achieving whole-course automation sampling and monitors.Controller can arrange communication unit, by above-mentioned monitoring
Hydrographic information be quickly uploaded to main control platform, oceanographic station is capable of achieving unmanned.
Each water sample allotter 2-7 is fixed in distributor socket 4, and distributor socket 4 should be located at suitable position, be easy to water
Sample and pure water are taken.
In the present embodiment, also include the water pot support 2-6 and the integrated bearing 2-9 for being fixed on ground, water installed in metope
Sample tank 2-1, pure water tank 2-5 and section solenoid valve 2-3 are fixed on water pot support 2-6；Sampling peristaltic pump 1-7, pure water
Pump 2-8, filter 1-8 and cleaning pump 2-10 are fixed on integrated bearing 2-9.
Fig. 7 is the system flow chart that this is sampled automatically with monitoring system, it can be seen that the working method of whole system：
Whole system automated tos respond to operating under the control of PLC, opens sampling and monitoring process daily for several times.
(1) prepare pure water：Water purification machine prepares pure water, pumps into pure water by pure water pump and is stored in pure water tank；
(2) assimilate：Electromagnetic valve in PLC control sample lines is opened, the electromagnetic valve of water sample pot bottom discharge outlet
Open, remaining closed electromagnetic valve, start sampling pump and substantial amounts of sea water is pumped into water sample tank, to sample lines and water sample tank
Inner chamber is rinsed, and realizes assimilation；
(3) sample：After the fixed duration of assimilation, controller controls the closed electromagnetic valve of water sample pot bottom discharge outlet, water sample
It is stored in water sample tank, until the full signal of liquid level sensor sending cans, stops the operating of sampling pump；
(4) monitor：Each analytical tool is either automatically or manually fetched water and completes a series of predetermined registration operations such as monitoring, obtains water quality number
It is believed that ceasing, above- mentioned information is preserved and is uploaded by controller；
(5) draining protect：The electromagnetic valve of controller control water sample pot bottom discharge outlet is opened, and internal water sample passes through draining
Pipeline is discharged；The pure water of controller control afterwards enters water sample tank, and water sample tank and sample lines are rinsed, in flushing process,
The electromagnetic valve of water sample pot bottom discharge outlet is constantly in open mode；After rinsing preset duration, by water sample pot bottom discharge outlet
Closed electromagnetic valve, pure water is stored in water sample tank until the full signal of liquid level sensor sending cans；Now fill in water sample tank
Pure water, air-out effectively prevent growing and mouldy for algae；
(6) open next sampling operation：Pure water in water sample tank is emptied, the above-mentioned assimilation of repetition, sampling, monitoring and row
Water conservation process.
Claims (9)
1. a kind of automatic sampling and monitoring system based on oceanographic station thermohaline well, is characterized in that：Including water sampling and monitoring dress
Put (1) and water sample distribution unit (2)；
Water sampling and monitoring device (1) are risen including multiple guide rails (1-3) being from top to bottom sequentially connected with and along guide rail (1-3)
Buoyancy ring box frame (1-6) of drop, is provided with buoyancy circle (1-5) and multiple monitoring instruments on buoyancy ring box frame (1-6)；Also wrap
Sampling peristaltic pump (1-7) and filter (1-8) are included, sample lines are connected with the entrance of filter (1-8), sample lines are prolonged
Buoyancy ring box frame (1-6) is extended, water intaking pipeline is connected with the outlet of filter (1-8), it is compacted that water intaking pipeline extends to sampling
Dynamic pump (1-7)；
Water sample distribution unit (2) includes water sample tank (2-1) and pure water tank (2-5), and the water inlet at the top of water sample tank (2-1) is connected to
Water intaking pipeline, the water inlet at the top of pure water tank (2-5) are connected to pure water source by pure water pipeline；The water inlet of water sample tank (2-1)
Mouth is connected to the first outlet of pure water tank (2-5) sidewall bottom by pipeline, and cleaning pump (2-10) is provided with the pipeline；Also
Take over including the water sample adapter for being connected to water intaking pipeline and the pure water for being connected to pure water pipeline, water sample tank (2-1) sidewall bottom
Outlet water sample adapter is connected to by pipeline, the second outlet of pure water tank (2-5) sidewall bottom is connected to by pipeline
Pure water is taken over；Discharge pipe line is respectively connected with the discharge outlet of water sample tank (2-1) and pure water tank (2-5) both bottoms；In each pipe
Electromagnetic valve (2-3) is equipped with road；
Also include taking over multiple water sample allotters (2-7) for being connected with water sample adapter and pure water, each water sample of each analytical tool (5) Jing
Allotter (2-7) accesses water sample and pure water.
2. the automatic sampling and monitoring system based on oceanographic station thermohaline well as claimed in claim 1, is characterized in that：Also include pure
Water dispenser (3), is provided with pure water pump (2-8) on the pipeline between its outlet and pure water tank (2-5) water inlet.
3. the automatic sampling and monitoring system based on oceanographic station thermohaline well as claimed in claim 1, is characterized in that：In water sample tank
(2-1) and at the top of pure water tank (2-5) both side walls it is equipped with exhaustor (2-2)；In water sample tank (2-1) and pure water tank (2-5)
Liquid level charactron (2-4) is mounted on both outer walls；On the inwall of both water sample tank (2-1) and pure water tank (2-5)
Two position sensor is installed.
4. the automatic sampling based on oceanographic station thermohaline well as described in any one of claims 1 to 3 and monitoring system, its feature
It is：Also include installed in metope water pot support (2-6) and be fixed on the integrated bearing (2-9) on ground, water sample tank (2-1) and pure
Both water pots (2-5) are fixed on water pot support (2-6), sampling peristaltic pump (1-7), filter (1-8), pure water pump (2-
8) it is fixed on integrated bearing (2-9) with cleaning pump (2-10).
5. the automatic sampling based on oceanographic station thermohaline well as described in any one of claims 1 to 3 and monitoring system, its feature
It is：Buoyancy ring box frame (1-6) includes the center square tube (1-6-1) positioned at center, and at center, the middle and upper part of square tube (1-6-1) is installed
Be fixed with supporting plate disk (1-6-3), bottom bottom annulus (1-6-6) is mounted with using multiple radiation tendons (1-6-7)；Supporting plate
Multiple vertical rods (1-6-5) are provided between disk (1-6-3) and bottom annulus (1-6-6), are installed at the middle part of each vertical rod (1-6-5)
It is fixed with middle part annulus (1-6-4).
6. the automatic sampling and monitoring system based on oceanographic station thermohaline well as claimed in claim 5, is characterized in that：Buoyancy circle
(1-5) be fixed on above supporting plate disk (1-6-3), 4 threaded rods are welded with the upper surface of supporting plate disk (1-6-3)
(1-6-2)；The center of buoyancy circle (1-5) be provided with center square hole, center square hole be formed around axially through 4 cables
Hole and 4 thread rod bores, the upper end of center square tube (1-6-1) are located in the square hole of center, and 4 threaded rods (1-6-2) point are located at
In each screw hole, the wiring of each monitoring instrument and sample lines are located in each cable hole.
7. the automatic sampling and monitoring system based on oceanographic station thermohaline well as claimed in claim 6, is characterized in that：Monitoring instrument
Including thermohaline sensor, the turbidity and chlorophyll sensing being fixed on the alien invasion of center square tube (1-6-1) middle and lower part three
Device and multi-parameter water quality instrument；Bottom valve of sampling is also equipped with another alien invasion of center square tube (1-6-1) middle and lower part,
The end of sample lines is connected on the sampling bottom valve.
8. the automatic sampling and monitoring system based on oceanographic station thermohaline well as claimed in claim 6, is characterized in that：In buoyancy circle
(1-5) top is also mounted with top guardrail (1-4), and top guardrail (1-4) includes top annulus (1-4- above
1) and underlying base plate (1-4-3), both are welded together by 8 circumferentially distributed connecting upright poles (1-4-2)；
The center of base plate (1-4-3) offers square vias, and 4 circular cable vias and 4 spiral shells are offered around square vias
Rasp bar hole, the upper end of center square tube (1-6-1) pass the square vias of base plate (1-4-3), and 4 threaded rods (1-6-2) pass bottom
Nut check is used after 4 thread rod bores of plate (1-4-3).
9. the automatic sampling and monitoring system based on oceanographic station thermohaline well as claimed in claim 8, is characterized in that：Guide rail (1-
3) including square tube (1-3-3), upper hinge (1-3-1), lower end are provided with the upper end of square tube (1-3-3) and are provided with lower hinge (1-3-5),
The lower hinge (1-3-5) of each guide rail (1-3) is hinged with the upper hinge (1-3-1) of guide rail (1-3) below, positioned at the top
Guide rail (1-3) upper hinge (1-3-1) by bearing pin be arranged on oceanographic station roof on fixed pulley (1-2) fender bracket hinge
Connect, the guide rail (1-3) being sequentially hinged is applied in the center square tube (1-6-1) of buoyancy ring box frame (1-6), from top to bottom adjacent two
The bearing pin of group hinge is orthogonal.
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| CN201611027817.3A CN106680031B (en) | 2016-11-21 | 2016-11-21 | Automatic sampling and monitoring system based on ocean station Wen Yanjing |
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| CN106680031B CN106680031B (en) | 2023-08-01 |
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