CN108120814A - Portable, multiple parameter water quality testing meter - Google Patents
Portable, multiple parameter water quality testing meter Download PDFInfo
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- CN108120814A CN108120814A CN201711458826.2A CN201711458826A CN108120814A CN 108120814 A CN108120814 A CN 108120814A CN 201711458826 A CN201711458826 A CN 201711458826A CN 108120814 A CN108120814 A CN 108120814A
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
A kind of Portable, multiple parameter water quality testing meter has touch-screen, PLC programmable controller, DC power supply, cable, wire spool, multi-parameter water quality detector.Multi-parameter water quality detector has shell, multiple water quality sensors, micro power, waterproof cover.Shell has upper shell, middle casing, lower housing, and the front end of cable is connected with the top of upper shell；Multiple water quality sensors and micro power are installed in waterproof cover；The bottom of lower housing has the axially extending bore of circulation aqueous medium, has multiple open slots for the aqueous medium that circulates on the lateral wall of lower housing, and the probe of multiple water quality sensors stretches out from waterproof cover and enters in the cavity of lower housing and contact aqueous medium.The present invention can outdoors without alternating current in the case of, many kinds of parameters detection effectively and rapidly is carried out to aqueous medium in well, easy to use, easy to operate, practical, testing result is accurate, is used convenient for field, solves the needs of problems of underground water quality many kinds of parameters detection.
Description
Technical field
The present invention relates to a kind of instruments that water quality detection is carried out under well, are specifically a kind of Portable, multiple parameter water quality inspection
Instrument is surveyed, used in fields such as hydrogeology, engineering geology, environmental geologies.
Background technology
At present, mainly there are two classes in field of water quality detection detection mode, one type is mainly detected by multi-parameter water quality
The compositions such as instrument, cuvette, reaction tube, when detecting water quality, it is necessary to first gather water sample, the water sample parameter then detected as needed
Different reagents is added in, is handled as requested, is finally placed in detector and measures simultaneously reading, deposited in survey engineering
It is complicated, cumbersome in operating process, the problems such as detection time is long.Another kind of multi-parameter water quality detector is by multiple single-sensors
With the compositions such as transmitter, in the case that this mode consumes that power is larger when detecting water quality outdoor can not be accomplished without alternating current
It uses.
Inventor retrieves following Patents documents：CN104110253A discloses a kind of portable anti-sticking auto-manual water
There is bit test instrument plumb bob, wire spool, survey line, stent, survey line distributor, survey line to count collector, the first motor, the first electricity
Machine drive module, the second motor, the second motor drive module, PLC programmable controller, encoder, touch-screen, brush, 24V are straight
Galvanic electricity source.Plumb bob is made of a plastic flexible pipe and iron powder, and the front end of survey line is fixedly connected with plastic flexible pipe.It is wrapped in coiling
Survey line on the reel of disk is electrically connected to be connected with PLC programmable controller with brush by its tail end, the signal of encoder
Output terminal is connected with the input terminal of PLC programmable controller, and the output terminal of PLC programmable controller is electric with first and second respectively
The input terminal of machine drive module is connected, and the output terminal of first and second motor drive module is electrically connected with first and second motor.
CN104678065A discloses a kind of mine water inrush on-line monitoring intelligent early-warning system, and there is Workstation host, acousto-optic early warning to fill
It puts, transmitter, integrated intelligent water quality sensor monitoring case, the monitoring case has cylinder, multiple water quality sensors, arranged on cylinder
The filter screen at body both ends, be installed on cylinder it is in vivo in laterally set and extend to the upper stabilier at the filter screen of cylinder both ends and under
Stabilier is installed on that cylinder is in vivo in longitudinal arrangement and to extend to multiple rows of split stabilier at the filter screen of cylinder both ends, upper steady
Multiple deflector holes are all distributed in flowing plate and lower stabilier and multiple rows of split stabilier, multiple rows of split stabilier is located at upper current stabilization
Between plate and lower stabilier, often arrange split stabilier all there is left section of plate and right section of plate and the left section of plate and right section of plate it is separated
And connect the cavity between the upper stabilier of cylinder and lower stabilier.CN2611897Y discloses a kind of Industrial Boiler water quality electronics inspection
Instrument is surveyed, equipped with chlorine ion concentration sensor, amplification circuit of electrical signal is connected to chlorine ion concentration sensor, is amplified with electric signal
Circuit is connected to discriminating comparison circuit, with differentiating that comparison circuit is connected to water quality condition indicating circuit.CN2498608Y is disclosed
A kind of pipe style water pollution index tester, it includes pipe fitting, valve, voltage-stablizer, pressure gauge and filter, and feature exists
It is made of in described filter upper cover, lower cover and its attaching nut, it is interlaced between cover to fasten and form chamber, chamber
Indoor setting filter membrane, porous supporting plate and sealing ring, filter membrane are clamped between supporting plate, and the connection of attaching nut and cover is spiral shell
Line connects, and the deflation valve nozzle there are one interior cavity room is set in described upper cover;Quick change is additionally provided between filter and pressure gauge
Connector.CN205691171U discloses a kind of online multi-parameter sensor Water Test Kits, is mounted on and accommodates water Jie to be monitored
In the device of matter, for monitoring the water quality parameter of aqueous medium to be monitored, surveyed including first shell, second shell, multiple water quality
Measure unit and the cleaning unit for cleaning water quality measuring unit；It is provided in first shell multiple for being situated between by water to be monitored
The through hole of matter；There is accommodating chamber in first shell；Accommodating chamber has openend, the first end of second shell and the opening of accommodating chamber
End is connected to and in communication with, and the second end of second shell is provided with cover board；Multiple water quality measurement units and the cleaning unit accommodate
In accommodating chamber, and on the inner wall of multiple water quality measurement units and the cleaning unit first end that is mounted on second shell；Second
Signal wire is provided in housing, signal wire is connected with water quality measurement unit waterproof.
How more than technology effectively and rapidly solves the problems, such as that well multi-parameter water quality detects for the present invention, and
Specific guidance program is not provided.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of Portable, multiple parameter water quality testing meter, it can be outdoors
In the case of without alternating current, many kinds of parameters detection is effectively and rapidly carried out to aqueous medium in well, it is easy to use, it is easy to operate, real
With testing result is accurate, is used convenient for field, is readily achieved the task that multi-parameter water quality detects in well, solves underground water quality
The needs of problems of many kinds of parameters detection.
In order to solve the above technical problems, the technical solution adopted by the present invention is as follows：
A kind of Portable, multiple parameter water quality testing meter has touch-screen, PLC programmable controller, DC power supply, cable, coiling
Disk, multi-parameter water quality detector, the wire spool have reel, cable locking device, stent, motor, and cable winds are in coiling
On the reel of disk, the left shaft head of above-mentioned wire spool（Outside spindle nose）It is connected with the power output end of motor, motor is fixedly mounted on
On stent；Above-mentioned cable locking device is rack-mount and is located at the lower section of reel, and cable locking device is by two spool bodies
With support the two spool bodies supporting framework into.The inner end of supporting rack is fixed on stent.The output terminal and PLC of touch-screen
The input terminal of programmable controller is connected, and the output terminal of PLC programmable controller is connected with the input terminal of motor drive module
Connect, the output terminal of motor drive module is electrically connected with motor, DC power supply respectively with touch-screen, PLC programmable controller, electricity
The feeder ear of mechanical, electrical machine drive module is connected.The cable being wrapped on the reel of wire spool passes through its tail end（End）With electricity
Brush is electrically connected and is connected with PLC programmable controller（This structure is prior art, be can refer to disclosed in CN104110253A
Patent specification [0024] section）, the tail end of cable is connected with reel.PLC programmable controller control motor operating, into
And the drawing cable line on the reel of wire spool is controlled, touch-screen can record and store data.Its technical solution is described
Multi-parameter water quality detector has shell, multiple water quality sensors of detectable water quality different parameters, is passed for the multiple water quality
The micro power of sensor power supply（Minicell）, protection the multiple water quality sensor（Sealing）Waterproof cover can detect water quality
Multiple water quality sensors of different parameters can include TDS sensors, pH sensor, temperature sensor.Shell has upper casing
Body, middle casing, lower housing, the lower end of upper shell and the threaded upper ends of middle casing connect, the upper end of lower housing and middle case
The bottom of body is threadedly coupled；The front end of above-mentioned cable be connected with the top of upper shell and make the front end of cable with it is the multiple
Water quality sensor is connected（Waterproof connects, electrical connection）, the front end of cable is with the concrete structure that the top of upper shell is connected,
The through hole on the top that the front end of cable passes through upper shell is connected on the in vivo locking device of upper casing；It is equipped in waterproof cover described
Multiple water quality sensors and micro power, waterproof cover are arranged in middle casing；The bottom of lower housing has the sky with lower housing
Chamber be connected for the axially extending bore of aqueous medium of circulating, have on the lateral wall of lower housing along its circumferencial direction for the water that circulates
Multiple open slots of medium, the probe of the multiple water quality sensor（Probe）It is stretched out from waterproof cover and enters the sky of lower housing
Intracavitary and contact the in vivo aqueous medium of lower casing（Aqueous medium is detected）.
In above-mentioned technical proposal, preferred embodiment of the invention can be：The shell is preferably made of metal material,
For shell preferably in fusiformis, the length of shell is preferably 150 ~ 200mm.The quantity of above-mentioned multiple water quality sensors is preferably 3 ~ 4
It is a.The quantity of above-mentioned open slot is preferably 4, and the length of each open slot is preferably 10mm, and width is preferably 2mm.It is above-mentioned
The internal diameter of middle casing be preferably 20mm.The axially extending bore of the bottom of above-mentioned lower housing is preferably rounded, and diameter is preferably 3 ~
4mm, to prevent the destruction of big suspended particulate and biology to water quality sensor probe.Above-mentioned locking device be preferably nut or
Person's limit body, the front end of cable and the top junction of upper shell are preferably provided with waterproof gasket cement（It is sealed）.It is above-mentioned
Current stabilization disk is preferably provided with below the probe of multiple water quality sensors, current stabilization disk is fixed on the madial wall of lower housing, current stabilization disk tool
Have in horizontally disposed bottom plate, the multiple flap plates being fixedly connected with multiple edges of bottom plate, bottom plate has in water inlet
Heart hole, multiple flap plates are uniformly arranged and are all folded upward at compared with bottom plate in interval, the outer edge of each flap plate（That is outside
Edge, outer edge）It is all fixedly connected with the madial wall of lower housing, angle, that is, bending angle β of each flap plate and bottom plate is 53 o
~ 55o, adjacent two flap plates（18b）Between gap（Gap）Form water inlet（Outlet pass）, the diameter of above-mentioned centre bore
The ratio between internal diameter D of d and lower housing 10c preferably 1:5.The quantity of above-mentioned multiple flap plates is preferably 8.
The present invention has touch-screen, PLC programmable controller, DC power supply, cable, wire spool, multi-parameter water quality detection
Device, the wire spool have reel, cable locking device, stent, motor, and cable winds are described on the reel of wire spool
Multi-parameter water quality detector has shell, multiple water quality sensors of detectable water quality different parameters, is passed for the multiple water quality
Micro power, the waterproof cover of the multiple water quality sensor of protection of sensor power supply.In this way, the multi-parameter water quality detection of the present invention
Device gathers water sample in well, and multiple water quality sensors are detected water sample, and detection data are transmitted on touch-screen, and
Display is as a result, the Portable, multiple parameter water quality testing meter of the present invention is easy to use on the touchscreen, and easy to operate, testing result is accurate
Really.Compared with existing water quality testing meter, the beneficial effects of the invention are as follows fast and accurately provide water quality detection as a result, operation
It is easier.
In conclusion the present invention can outdoors without alternating current in the case of, effectively and rapidly in well aqueous medium carry out it is more
Kind parameter detecting, easy to use, easy to operate, practical, testing result is accurate, uses, is readily achieved more in well convenient for field
The task of parameter water quality detection solves the needs of problems of underground water quality many kinds of parameters detection.
Description of the drawings
Fig. 1 is the structural diagram of the present invention（Stereogram）.
Fig. 2 is the structure diagram that motor, stent, wire spool, reel, cable locking device are connected in the present invention.
Fig. 3 is the structure diagram of multi-parameter water quality detector in the present invention.
Fig. 4 is along the sectional view of line A-A in Fig. 3.
Fig. 5 is along the sectional view of line B-B in Fig. 3.
Fig. 6 is along the sectional view of line C-C in Fig. 3.
Fig. 7 is the structure diagram of current stabilization disk in the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in Figure 1, Figure 2, it is of the invention shown in Fig. 3, Fig. 4, Fig. 5（Portable, multiple parameter water quality testing meter）First implementation
Example has（Intelligence）Touch-screen 1, PLC programmable controller 3,24V DC power supplies 2, cable（Signal wire, survey line, can by copper core and
Insulating materials is made, connecting line）9th, wire spool 6, multi-parameter water quality detector 10.Without current stabilization disk in the present embodiment.The coiling
Disk 6 has reel 7, cable locking device 8, stent 5, motor 4, and cable 9 is wrapped on the reel 7 of wire spool.Above-mentioned wire spool 6
The left shaft head（Outside spindle nose）It is connected with the power output end of motor 4, motor 4 is fixedly mounted on stent 5.Above-mentioned cable locking
Device 8 is mounted on stent 5 and positioned at the lower section of reel 7, cable locking device 8 is by two spool bodies 802 and supports the two
The supporting rack 801 of spool body is formed.The inner end of supporting rack 801 is fixed on stent 5.The output terminal of touch-screen 1 can be compiled with PLC
The input terminal of range controller 3 is connected, and the output terminal of PLC programmable controller 3 is connected with the input terminal of motor drive module,
The output terminal of motor drive module is electrically connected with motor 4, DC power supply 2 respectively with touch-screen 1, PLC programmable controller 3, electricity
Machine 4, the feeder ear of motor drive module are connected.The cable 9 being wrapped on the reel of wire spool passes through its tail end（End）With
Brush be electrically connected and with PLC programmable controller 3（Signal input part）It is connected（This structure is prior art, be can refer to
Patent specification [0024] section disclosed in CN104110253A）, the tail end of cable 9 is connected with reel,.PLC may be programmed
Controller 3 controls the drawing cable line on the reel of the operating of motor and then control wire spool, and touch-screen 1 is recordable and stores
Data.The multi-parameter water quality detector 10 has shell 10 ', multiple water quality sensors of detectable water quality different parameters
12nd, it is the micro power of the multiple water quality sensor power supply（Minicell）11st, the multiple water quality sensor is protected（It is close
Envelope）Waterproof cover 15, can detect multiple water quality sensors 12 of water quality different parameters can include dissolved oxygen sensor, pH value sensing
Device, temperature sensor etc..Shell 10 ' has upper shell 10a, middle casing 10b, lower housing 10c, the lower end of upper shell 10a
It is connected with the threaded upper ends of middle casing 10b, the upper end of lower housing 10c is threadedly coupled with the bottom of middle casing 10b.Above-mentioned line
The front end 9a of cable 9 is connected with the top of upper shell 10a and the front end of cable is made to be connected with the multiple water quality sensor 12
（Waterproof connects, electrical connection）.The front end 9a of cable is the front end of cable with the concrete structure that the top of upper shell 10a is connected
9a is connected to by the through hole on the top of upper shell 10a on the in vivo locking device 16 of upper casing.It is equipped in waterproof cover 15 described
Multiple water quality sensors 12 and micro power 11, waterproof cover 15 are arranged in middle casing 10b.The bottom of lower housing 10c has
Be connected with the cavity of lower housing for the axially extending bore 14 of aqueous medium of circulating, along its circumference on the lateral wall of lower housing 10c
Direction has multiple open slots 13 for the aqueous medium that circulates, and multiple open slots 13 are preferably along the lateral wall circumferencial direction of lower housing
It is evenly distributed.The probe of the multiple water quality sensor 12（Probe）It is stretched out from waterproof cover 15 and into lower housing 10c's
The in vivo aqueous medium of lower casing is contacted in cavity（Aqueous medium is detected）.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, above-mentioned shell 10 ' is made of metal material, and shell is in fusiformis, shell
Length be 150 ~ 200mm（Select 180mm）.The quantity of above-mentioned multiple water quality sensors 12 is 3 ~ 4.Above-mentioned open slot
13 quantity is 4, and the length of each open slot is 10mm, width 2mm.Above-mentioned middle casing（10b）Internal diameter be
20mm.The axially extending bore 14 of the bottom of above-mentioned lower housing 10c is rounded, a diameter of 3 ~ 4mm, to prevent big suspended particulate and life
Destruction of the object to water quality sensor probe.Above-mentioned locking device 16 be nut or limit body, the front end 9a and upper casing of cable
The top junction of body 10a is equipped with waterproof gasket cement 17（It is sealed）.
It is of the invention as shown in Fig. 6, Fig. 7, Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5（Portable, multiple parameter water quality testing meter）The
Two embodiments are close with one embodiment, the difference is that multiple water quality sensors 12 described in second embodiment
Probe below be equipped with current stabilization disk 18, current stabilization disk 18 is fixed on the madial wall of lower housing 10c, and current stabilization disk 18 has to be set in level
The bottom plate 18a put, the multiple flap plate 18b being fixedly connected with multiple edges of bottom plate, the quantity of flap plate 18b is 8.
Bottom plate 18a has centre bore 18c, a diameter of d of centre bore 18c for water inlet, and multiple flap plate 18b are in interval
It is uniformly arranged and is all folded upward at compared with bottom plate, the madial wall of the outer edge of each flap plate 18b all with lower housing 10c is fixed
Connection（Can be each flap plate 18b outer edge by the elastic card of its own on the madial wall of lower housing 10c）, each
Angle, that is, bending angle β of flap plate 18b and bottom plate 18a is 53 o ~ 55o（Select 54o）, between two adjacent flap plate 18b
Gap form water inlet 18d.The internal diameter of lower housing 10c（Circumference where the outer edge of each flap plate 18b is straight in other words
Footpath）For D, d: D=1:5.The present invention is provided with current stabilization disk 18, current stabilization disk 18 and lower housing 10c, open slot 13, axially extending bore 14
Collective effect so that water sample is more uniform, stable in the probe positions of multiple water quality sensors 12, through experiment, with existing water
Quality detection（Early warning）Instrument is compared, and accuracy of detection improves more than 30% after the present invention sets current stabilization disk 18, and accuracy of detection higher is gone back
Time and the manpower of detection are saved（Detection time is saved more than 30%）, improve detection efficiency（Detection efficiency improves
More than 30%）.Above-mentioned shell 10 ', current stabilization disk 18 can be made of sheet metal, and waterproof cover 15 can be non-metal shell（Such as modeling
Material, organic glass etc.）.
Essence of the invention is divided into three parts, and a part is power pack, is powered using 24V DC power supplies；Another part is
Water quality detection part is made of cable, wire spool, multi-parameter water quality detector；A part is intelligent control part again, by（Intelligence
Energy）Touch-screen, PLC programmable controller composition.Touch screen interface is divided into two parts：A part is another to be automatically brought into operation part
Part is manual operation section.
Be automatically brought into operation for：The detector of the present invention is placed near well, and by multi-parameter water quality detector and wire spool
Well mouth is placed on, cable is fixedly attached on multi-parameter water quality detector.Zero point is set on the touchscreen first, and automatic
In operation interface, automatic unwrapping wire, detector are clicked on（Instrument）It starts to work.When multi-parameter water quality detector（Detectable water quality is not
Multiple water quality sensors of same parameter）When reaching the water surface, system receives signal output order simultaneously, is automatically stopped unwrapping wire.System
It receives water quality parameter signal and preserves data, detector automatic takeup, which reaches, sets zero point, completes the detection work of water quality parameter.
In some uncertain water borehole measurement quality of groundwater, manual operation can also be used, equally, by detector
It is placed on well side, zero point is set, on touch-screen manual operation interface, click on manual unwrapping wire, instrument is started to work.When to
During up to the water surface, system is present with prompting interface, may be selected to continue unwrapping wire or stopping, when reaching the water level that user needs, system
Stop unwrapping wire, underground multi-parameter water quality detector（Multiple water quality sensors of detectable water quality different parameters）It is concurrent to detect water quality
The number of delivering letters, system receive water quality parameter signal and preserve data, and user can click on manual take-up or automatic takeup, when arrival zero point
When, system is automatically stopped.The smart water quality sensor of 3-4 detectable different parameters can be accommodated in multi-parameter water quality detector,
It may be implemented in underground and multi-parameter detection carried out to water quality, be conveniently operated and reduce user cost.It is a feature of the present invention that it is examining
Overall process full automatic working can be realized when surveying quality of groundwater, and easy to operate, operation interface is friendly, and there is provided multi-parameter water
Quality detector, it is waterproof and dismantle, the work efficiency of user is improved, reduces the testing cost of user.
The present invention can outdoors without alternating current in the case of, effectively and rapidly in well aqueous medium carry out many kinds of parameters inspection
It surveys, easy to use, easy to operate, practical, testing result is accurate, is used convenient for field, is readily achieved multi-parameter water quality in well
The task of detection solves the needs of problems of underground water quality many kinds of parameters detection.
Claims (9)
1. a kind of Portable, multiple parameter water quality testing meter has touch-screen（1）, PLC programmable controller（3）, DC power supply
（2）, cable（9）, wire spool（6）, multi-parameter water quality detector（10）, the wire spool（6）With reel（7）, cable locking
Device（8）, stent（5）, motor（4）, cable（9）It is wrapped in the reel of wire spool（7）On, it is characterised in that the multi-parameter
Water quality detector（10）With shell（10′）, detectable water quality different parameters multiple water quality sensors（12）, to be the multiple
The micro power of water quality sensor power supply（11）, the multiple water quality sensor of protection waterproof cover（15）, shell（10′）Have
Upper shell（10a）, middle casing（10b）, lower housing（10c）, upper shell（10a）Lower end and middle casing（10b）Upper end
It is threadedly coupled, lower housing（10c）Upper end and middle casing（10b）Bottom be threadedly coupled；Above-mentioned cable（9）Front end（9a）
With upper shell（10a）Top be connected and make the front end of cable and the multiple water quality sensor（12）It is connected, cable
Front end（9a）With upper shell（10a）The concrete structure that is connected of top be the front end of cable（9a）Pass through upper shell（10a）'s
The through hole on top is connected to the in vivo locking device of upper casing（16）On；Waterproof cover（15）The multiple water quality sensor is inside installed
（12）And micro power（11）, waterproof cover（15）Arranged on middle casing（10b）It is interior；Lower housing（10c）Bottom have under
The axially extending bore for the aqueous medium that circulates that the cavity of housing is connected（14）, lower housing（10c）Lateral wall on along its circumference
Direction has multiple open slots for the aqueous medium that circulates（13）, the multiple water quality sensor（12）Probe from waterproof cover
（15）It is middle to stretch out and enter lower housing（10c）Cavity in and contact the in vivo aqueous medium of lower casing.
2. Portable, multiple parameter water quality testing meter according to claim 1, it is characterised in that above-mentioned shell（10′）By gold
Belong to material to be made, shell is in fusiformis, and the length of shell is 150 ~ 200mm.
3. Portable, multiple parameter water quality testing meter according to claim 1, it is characterised in that above-mentioned multiple water quality sensing
Device（12）Quantity be 3 ~ 4.
4. Portable, multiple parameter water quality testing meter according to claim 1, it is characterised in that above-mentioned open slot（13）'s
Quantity is 4, and the length of each open slot is 10mm, width 2mm.
5. Portable, multiple parameter water quality testing meter according to claim 1, it is characterised in that above-mentioned middle casing（10b）
Internal diameter be 20mm.
6. Portable, multiple parameter water quality testing meter according to claim 1, it is characterised in that above-mentioned lower housing（10c）Bottom
The axially extending bore at end（14）It is rounded, a diameter of 3 ~ 4mm.
7. Portable, multiple parameter water quality testing meter according to claim 1, it is characterised in that above-mentioned locking device（16）
For nut or limit body, the front end of cable（9a）With upper shell（10a）Top junction be equipped with waterproof gasket cement（17）.
8. Portable, multiple parameter water quality testing meter according to claim 1, it is characterised in that above-mentioned multiple water quality sensors
（12）Probe below be equipped with current stabilization disk（18）, current stabilization disk（18）It is fixed on lower housing（10c）Madial wall on, current stabilization disk（18）
With in horizontally disposed bottom plate（18a）, multiple flap plates for being fixedly connected with multiple edges of bottom plate（18b）, bottom plate（18a）
With the centre bore (18c) for water inlet, multiple flap plates（18b）It is uniformly arranged in interval and is all bent up compared with bottom plate
Folding, each flap plate（18b）Outer edge all with lower housing（10c）Madial wall be fixedly connected, each flap plate（18b）The bottom of with
Plate（18a）Angle, that is, bending angle（β）For 53 o ~ 55o, adjacent two flap plates（18b）Between gap formed water inlet
（18d）, above-mentioned centre bore（18c）Diameter（d）With lower housing（10c）Internal diameter（D）The ratio between be 1:5.
9. Portable, multiple parameter water quality testing meter according to claim 8, it is characterised in that above-mentioned multiple flap plates（18b）
Quantity be 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711458826.2A CN108120814B (en) | 2017-12-28 | 2017-12-28 | Portable multi-parameter water quality detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711458826.2A CN108120814B (en) | 2017-12-28 | 2017-12-28 | Portable multi-parameter water quality detector |
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| Publication Number | Publication Date |
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| CN108120814A true CN108120814A (en) | 2018-06-05 |
| CN108120814B CN108120814B (en) | 2020-03-31 |
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| CN201711458826.2A Expired - Fee Related CN108120814B (en) | 2017-12-28 | 2017-12-28 | Portable multi-parameter water quality detector |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872522A (en) * | 2018-08-22 | 2018-11-23 | 泰豪慧水（北京）科技有限公司 | Portable, multiple parameter water quality testing meter |
| CN109061092A (en) * | 2018-10-08 | 2018-12-21 | 北京市水产科学研究所（国家淡水渔业工程技术研究中心） | Mobile water quality monitors sensor delivery device |
| CN110804838A (en) * | 2018-08-02 | 2020-02-18 | 青岛海尔洗衣机有限公司 | Washing system and control method thereof |
| CN110804837A (en) * | 2018-08-02 | 2020-02-18 | 青岛海尔洗衣机有限公司 | Water quality detection device and control method of washing system |
| WO2020141505A1 (en) * | 2019-01-02 | 2020-07-09 | Kando Environmental Services Ltd | Lifting unit and basket for monitoring of a fluid in a transport channel |
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| CN201787998U (en) * | 2010-05-18 | 2011-04-06 | 中国地质调查局水文地质环境地质调查中心 | Portable Electronic Water Level and Temperature Meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110804838A (en) * | 2018-08-02 | 2020-02-18 | 青岛海尔洗衣机有限公司 | Washing system and control method thereof |
| CN110804837A (en) * | 2018-08-02 | 2020-02-18 | 青岛海尔洗衣机有限公司 | Water quality detection device and control method of washing system |
| CN108872522A (en) * | 2018-08-22 | 2018-11-23 | 泰豪慧水（北京）科技有限公司 | Portable, multiple parameter water quality testing meter |
| CN109061092A (en) * | 2018-10-08 | 2018-12-21 | 北京市水产科学研究所（国家淡水渔业工程技术研究中心） | Mobile water quality monitors sensor delivery device |
| CN109061092B (en) * | 2018-10-08 | 2023-11-03 | 北京市水产科学研究所（国家淡水渔业工程技术研究中心） | Device is put in to removal water quality monitoring sensor |
| WO2020141505A1 (en) * | 2019-01-02 | 2020-07-09 | Kando Environmental Services Ltd | Lifting unit and basket for monitoring of a fluid in a transport channel |
| US11667500B2 (en) | 2019-01-02 | 2023-06-06 | Kando Environmental Services Ltd | Fluid monitoring system and support arrangement thereof |
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