CN108225460A - A kind of intellectual water meter that can check the number of degrees immediately - Google Patents
A kind of intellectual water meter that can check the number of degrees immediately Download PDFInfo
- Publication number
- CN108225460A CN108225460A CN201711482271.5A CN201711482271A CN108225460A CN 108225460 A CN108225460 A CN 108225460A CN 201711482271 A CN201711482271 A CN 201711482271A CN 108225460 A CN108225460 A CN 108225460A
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- Prior art keywords
- pipe
- water
- water meter
- intellectual
- check
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/068—Indicating or recording devices with electrical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
- G01F15/185—Connecting means, e.g. bypass conduits
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The present invention provides a kind of intellectual water meter that can check the number of degrees immediately,Including intellectual water meter main body and intelligent processing system,The side of the intellectual water meter main body is provided with water inlet pipe,Fairing is provided on the water inlet pipe,Rectification through-hole is provided in the fairing,Internal thread one is provided on the madial wall of described water inlet pipe one end,One end of the water inlet pipe is provided with into water pipe connector,Fixing threaded hole one is provided on the water inlet pipe connector,The other end of the intellectual water meter main body is provided with outlet pipe,Shunt pipe one and shunt pipe two are provided on the outlet pipe,Chlorination equipment is provided on the shunt pipe one,The bottom of the chlorination equipment is connect by water pipe with outlet pipe,Electrolysis unit is provided on the shunt pipe two,The top of the electrolysis unit is connect by water pipe with outlet pipe,This can check the intellectual water meter reasonable design of the number of degrees immediately,It is safe,Functional diversities.
Description
Technical field
The present invention is a kind of intellectual water meter that can check the number of degrees immediately, belongs to flow instrument technical field.
Background technology
Water is one of essential element in people's daily life, with the development of the social economy, modern society is
Huge water supply network is established, intellectual water meter also gradually substitutes old-fashioned water meter, and intellectual water meter is a kind of using modern micro-
Electronic technology, Modern Transducer Technology, intellective IC card technology measure water consumption and carry out water data transmission and settle accounts to hand over
Easy new water meter is very compared with conventional water meter generally only has the function of flow collection and mechanical indicator shows water consumption
Big progress, still, intellectual water meter function currently on the market are often relatively simple, and present tap water is because of water source or pipe
Sometimes quality can not allow people to be satisfied with or even can smell apparent peculiar smell to road problem, be brought to people's daily life very big
Puzzlement, prevent people from trust use tap water, and currently on the market intellectual water meter installation when must be on water inlet pipe
Rectifier is installed to eliminate the vortex phenomenon of flow in the turning of trip, non-so as to make intellectual water meter more accurate to the measurement of flow
Normal inconvenience makes the installment work of intellectual water meter increase very big workload, if intellectual water meter is mounted on outdoor very
It is possible that freezing because of region and weather reason, damaged so as to cause intellectual water meter, if intellectual water meter can select again
Purified water and electrolysis water make tap water rich in oxygen, and included fairing, then can make people use trust it is safe from
Water provides facility for daily life, for this purpose, the present invention provides a kind of intellectual water meter that can check the number of degrees immediately, this
Intellectual water meter increases fairing compared with intellectual water meter in the market, avoids also needing in water pipe during installation intellectual water meter
Upstream installation fairing work, improve the installation effectiveness of intellectual water meter, and this intellectual water meter can select to supply water
Pattern, can select to sterilize water supply, normal water supply and electrolysis water supply Three models again, if felt when using tap water
There are peculiar smell or impurity that can then select to sterilize water supply again, offer convenience for daily life, energy after selection electrolysis is supplied water
Enough make rich in oxygen in tap water, if there is disease in oral cavity, heavy-oxygen-enriched water can promote the recovery in people oral cavity, and heavy-oxygen-enriched water has
There is certain disinfection.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of intellectual water meter that can check the number of degrees immediately,
To solve the problems mentioned in the above background technology, this can check the intellectual water meter reasonable design of the number of degrees, safe, work(immediately
It can diversification.
To achieve these goals, the present invention is to realize by the following technical solutions：One kind can check the number of degrees immediately
Intellectual water meter, including intellectual water meter main body and intelligent processing system, the side of the intellectual water meter main body is provided with water inlet pipe,
Fairing is provided on the water inlet pipe, rectification through-hole, the inside of described water inlet pipe one end are provided in the fairing
It is provided with internal thread one on wall, one end of the water inlet pipe is provided with into water pipe connector, is set on the water inlet pipe connector
There is fixing threaded hole one, the other end of the intellectual water meter main body is provided with outlet pipe, shunt pipe is provided on the outlet pipe
One and shunt pipe two, it is provided with chlorination equipment on the shunt pipe one, the bottom of the chlorination equipment is by water pipe with going out
Water pipe connects, and electrolysis unit is provided on the shunt pipe two, and electrolysis unit switch is provided on the electrolysis unit, described
The top of electrolysis unit is connect by water pipe with outlet pipe, and one valve of shunt pipe, institute are additionally provided on the shunt pipe one
It states and two valve of shunt pipe is additionally provided on shunt pipe two, water outlet tube valve, the water outlet are additionally provided on the outlet pipe
Tube valve is arranged between shunt pipe one and water pipe, and one end of the outlet pipe is provided with ring baffle, is discharged pipe connector
One end of outlet pipe is set in, internal thread two, the water outlet pipe connector are provided on the madial wall of the water outlet pipe connector
One end be provided with fixing threaded hole two, button is provided at the top of the intellectual water meter main body, the intelligent processing system includes
Control panel, monitoring modular, display module, data memory module and instruction module, the monitoring modular include water flow sensing unit, pH
Sensor and temperature sensor, the display module include display screen, and the display screen is mounted on the top of intellectual water meter main body,
The data memory module include PC ends, database, server and data processing platform (DPP), described instruction module include warning light and
Electrically operated valve, the electrically operated valve are arranged on water inlet pipe.
As a kind of preferred embodiment of the present invention, the quantity of the fixing threaded hole one and fixing threaded hole two is 4.
As a kind of preferred embodiment of the present invention, the control panel by instruction circuit respectively with warning light and electronic
Valve is electrically connected.
As a kind of preferred embodiment of the present invention, the control panel includes intelligent processor and control switchs, described
Intelligent processor includes printed circuit mainboard and the microprocessor and processing chip that are arranged on printed circuit mainboard, described micro-
Processor and processing chip are electrically connected.
As a kind of preferred embodiment of the present invention, the control panel passes through flow sensing circuit and water flow sensing unit electricity
Property connection, the control panel is electrically connected by pH sensing circuits and pH sensors, and the control panel passes through temperature sensing circuit
It is electrically connected with temperature sensor.
As a kind of preferred embodiment of the present invention, one valve of shunt pipe, two valve of shunt pipe and water outlet
Valve handle is both provided on tube valve.
As a kind of preferred embodiment of the present invention, the control panel is electrically connected by key circuit and button.
As a kind of preferred embodiment of the present invention, the electrolysis unit switch is connect by electric wire with electrolysis unit.
As a kind of preferred embodiment of the present invention, the control panel is electrically connected by display circuit and display screen.
Beneficial effects of the present invention：A kind of intellectual water meter that can check the number of degrees immediately of the present invention, including intellectual water meter master
Body, water inlet pipe, outlet pipe, electrically operated valve, fairing, rectification through-hole, water inlet pipe connector, shunt pipe one, shunt pipe
2nd, chlorination equipment, electrolysis unit, one valve of shunt pipe, two valve of shunt pipe, water pipe, water outlet tube valve, outlet pipe connection
Head, ring baffle, control panel, monitoring modular, display module, data memory module, instruction module, intelligent processor, control are opened
Pass, water flow sensing unit, pH sensors, temperature sensor, display screen, PC ends, database, server, data processing platform (DPP), prompting
Lamp, button and fixing threaded hole two；
1. this intellectual water meter can select the pattern to supply water, can select to sterilize water supply, normal water supply and electrolysis confession again
Water Three models can select to sterilize water supply again if feeling to have peculiar smell or impurity when using tap water, be people's
Daily life offers convenience, and selection electrolysis can make after supplying water rich in oxygen in tap water, if there are disease, heavy-oxygen-enriched water energy in oral cavity
Enough promote the recovery in people oral cavity, and heavy-oxygen-enriched water has certain disinfection；
2. this intellectual water meter increases fairing compared with intellectual water meter in the market, when avoiding installation intellectual water meter
The work in the upstream of water pipe installation fairing is also needed to, improves the installation effectiveness of intellectual water meter；
3. being provided with electrically operated valve on this intellectual water meter when temperature sensor monitors are too low to temperature, control panel can be controlled
Electrically operated valve processed is closed, and prevents from damaging due to icing inside intellectual water meter, convenient and practical；
4. this intellectual water meter is provided with warning light, when the acid-base value exception of pH Sensor monitorings to tap water, control panel
Warning light can be controlled to open, and pH value is shown on a display screen, be then passed to data processing platform (DPP) and do further place
Reason and record.
Description of the drawings
Fig. 1 is a kind of structure diagram for the intellectual water meter that can check the number of degrees immediately of the present invention；
Fig. 2 is a kind of vertical view for the intellectual water meter that can check the number of degrees immediately of the present invention；
Fig. 3 is a kind of front view for the intellectual water meter that can check the number of degrees immediately of the present invention；
Fig. 4 is a kind of fairing sectional view for the intellectual water meter that can check the number of degrees immediately of the present invention；
Fig. 5 is a kind of fairing cross-sectional view for the intellectual water meter that can check the number of degrees immediately of the present invention；
Fig. 6 is a kind of water outlet pipe connector connection diagram for the intellectual water meter that can check the number of degrees immediately of the present invention；
Fig. 7 is a kind of chlorination equipment sectional view for the intellectual water meter that can check the number of degrees immediately of the present invention；
Fig. 8 is a kind of intelligent processing system schematic diagram for the intellectual water meter that can check the number of degrees immediately of the present invention；
In figure：1- intellectual water meters main body, 2- water inlet pipes, 3- outlet pipes, 4- electrically operated valves, 5- fairings, 6- rectifications are led to
Hole, 7- water inlets pipe connector, 8- shunt pipes one, 9- shunt pipes two, 10- chlorination equipments, 11- electrolysis units, 12- shunting branch
One valve of pipe, two valve of 13- shunt pipes, 14- water pipes, 15- water outlet tube valve, 16- water outlet pipe connector, 17- ring baffles,
18- control panels, 19- monitoring modulars, 20- display modules, 21- data memory modules, 22- instruction modules, 23- intelligent processors,
24- controls switch, 25- water flow sensing units, 26-pH sensors, 27- temperature sensors, 28- display screens, 29-PC ends, 30- data
Library, 31- servers, 32- data processing platform (DPP)s, 33- warning lights, 34- buttons, 35- fixing threaded holes two.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, with reference to
Specific embodiment, the present invention is further explained.
It please refers to Fig.1 to Fig. 8, the present invention provides a kind of technical solution：A kind of intellectual water meter that can check the number of degrees immediately, packet
Intellectual water meter main body 1 and intelligent processing system are included, the side of the intellectual water meter main body 1 is provided with water inlet pipe 2, the water inlet pipe
Fairing 5 is provided on 2, rectification through-hole 6 is provided in the fairing 5, is set on the madial wall of described 2 one end of water inlet pipe
It is equipped with internal thread one, one end of the water inlet pipe 2 is provided with into water pipe connector 7, is provided on the water inlet pipe connector 7 solid
Determine screw hole one, the other end of the intellectual water meter main body 1 is provided with outlet pipe 3, shunt pipe one is provided on the outlet pipe 3
8 and shunt pipe 29, chlorination equipment 10 is provided on the shunt pipe 1, and the bottom of the chlorination equipment 10 passes through water pipe
14 connect with outlet pipe 3, and electrolysis unit 11 is provided on the shunt pipe 29, electrolysis is provided on the electrolysis unit 11
Device switchs, and the top of the electrolysis unit 11 is connect with outlet pipe 3 by water pipe 14, also set up on the shunt pipe 1
There is one valve 12 of shunt pipe, two valve 13 of shunt pipe is additionally provided on the shunt pipe 29, is gone back on the outlet pipe 3
Water outlet tube valve 15 is provided with, the water outlet tube valve 15 is arranged between shunt pipe 1 and water pipe 14, the outlet pipe 3
One end be provided with ring baffle 17, water outlet pipe connector 16 is set in one end of outlet pipe 3, the water outlet pipe connector 16
Internal thread two is provided on madial wall, one end of the water outlet pipe connector 16 is provided with fixing threaded hole 2 35, the intelligent water
The top of table main body 1 is provided with button 34, the intelligent processing system include control panel 18, monitoring modular 19, display module 20,
Data memory module 21 and instruction module 22, the monitoring modular 19 include water flow sensing unit 25, pH sensors 26 and temperature and pass
Sensor 27, the display module 20 include display screen 28, and the display screen 28 is mounted on the top of intellectual water meter main body 1, described
Data memory module 21 includes PC ends 29, database 30, server 31 and data processing platform (DPP) 32, and described instruction module 22 includes
Warning light 33 and electrically operated valve 4, the electrically operated valve 4 are arranged on water inlet pipe 2.
As a kind of preferred embodiment of the present invention, the quantity of the fixing threaded hole one and fixing threaded hole 2 35 is 4
It is a.
As the present invention a kind of preferred embodiment, the control panel 18 by instruction circuit respectively with warning light 33 and
Electrically operated valve 4 is electrically connected.
As a kind of preferred embodiment of the present invention, the control panel 18 includes intelligent processor 23 and control switchs
24, the intelligent processor 23 includes printed circuit mainboard and the microprocessor being arranged on printed circuit mainboard and processing core
Piece, the microprocessor and processing chip are electrically connected.
As a kind of preferred embodiment of the present invention, the control panel 18 passes through flow sensing circuit and water flow sensing unit
25 are electrically connected, and the control panel 18 is electrically connected by pH sensing circuits and pH sensors 26, and the control panel 18 passes through temperature
Degree sensing circuit is electrically connected with temperature sensor 27.
As a kind of preferred embodiment of the present invention, one valve 12 of shunt pipe, two valve of shunt pipe, 13 and
Valve handle is both provided on water outlet tube valve 15.
As a kind of preferred embodiment of the present invention, the control panel 18 is electrically connected by key circuit and button 34
It connects.
As a kind of preferred embodiment of the present invention, the electrolysis unit switch is connected by electric wire with electrolysis unit 11
It connects.
As a kind of preferred embodiment of the present invention, the control panel 18 is electrically connected by display circuit and display screen 28
It connects.
Operation principle：When using this that can check the intellectual water meter of the number of degrees immediately, intellectual water meter is connected by water inlet pipe
First 7 are mounted on water outlet pipe connector 16 on feed pipe, and water flow sensing unit 25 can monitor the flow velocity of flow, water flow sensing unit
The flow velocity of flow is passed to control panel 18 by 25, obtains the flow of water after the processing of control panel 18, then the control of control panel 18 display
Screen 28 comes out flow indication, and temperature sensor 27 can monitor the temperature of flow, and temperature sensor 27 passes the temperature of monitoring
Control panel 18 is passed, control panel 18 is further analyzed and handles, and when temperature reaches, and flow may be made to freeze, control panel 18 is controlled
Electrically operated valve 4 processed is closed, and pH sensors 26 can monitor the pH value of tap water, and control panel 18, which can be controlled, when pH value is exceeded carries
Show that lamp 33 is opened, this intellectual water meter can select the pattern to supply water, can select to sterilize water supply, normal water supply and electrolysis confession again
Water Three models can select to sterilize water supply again if feeling to have peculiar smell or impurity when using tap water, be people's
Daily life offers convenience, and selection electrolysis can make after supplying water rich in oxygen in tap water, if there are disease, heavy-oxygen-enriched water energy in oral cavity
Enough promote the recovery in people oral cavity, and heavy-oxygen-enriched water has certain disinfection, this intellectual water meter and intelligent water in the market
Table is compared, and increases fairing 5, avoids also needing to the work in the upstream of water pipe installation fairing 5 during installation intellectual water meter
Make, improve the installation effectiveness of intellectual water meter, be provided with electrically operated valve 4 on this intellectual water meter, monitored in temperature sensor 27
When temperature is too low, control panel 18 can control electrically operated valve 4 to close, and prevent intellectual water meter from being damaged due to inner icing, facilitate reality
With when pH sensors 26 monitor the acid-base value exception of tap water, control panel 18 can control warning light 33 to open, and will
PH value is shown on the display 28, is then passed to data processing platform (DPP) 32 and is further processed and remembers, this can degree of checking immediately
Several intellectual water meter reasonable designs, safe, functional diversities.
The basic principles, main features and the advantages of the invention have been shown and described above, for this field skill
For art personnel, it is clear that the present invention is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes falling within the meaning and scope of the equivalent requirements of the claims in the present invention
It is interior.Any reference numeral in claim should not be considered as to the involved claim of limitation.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (9)
1. a kind of intellectual water meter that can check the number of degrees immediately, exists including intellectual water meter main body (1) and intelligent processing system, feature
In, the side of the intellectual water meter main body (1) is provided with water inlet pipe (2), and fairing (5) is provided on the water inlet pipe (2),
Rectification through-hole (6) is provided in the fairing (5), internal thread one is provided on the madial wall of described water inlet pipe (2) one end,
One end of the water inlet pipe (2) is provided with into water pipe connector (7), and fixing threaded hole is provided on the water inlet pipe connector (7)
One, the other end of the intellectual water meter main body (1) is provided with outlet pipe (3), and shunt pipe one is provided on the outlet pipe (3)
(8) and shunt pipe two (9) chlorination equipment (10), the bottom of the chlorination equipment (10), are provided on the shunt pipe one (8)
Portion is connect by water pipe (14) with outlet pipe (3), and electrolysis unit (11), the electrolysis are provided on the shunt pipe two (9)
Electrolysis unit switch is provided on device (11), the top of the electrolysis unit (11) is connected by water pipe (14) and outlet pipe (3)
It connects, one valve of shunt pipe (12) is additionally provided on the shunt pipe one (8), is additionally provided on the shunt pipe two (9)
Two valve of shunt pipe (13), water outlet tube valve (15) is additionally provided on the outlet pipe (3), and the water outlet tube valve (15) sets
It puts between shunt pipe one (8) and water pipe (14), one end of the outlet pipe (3) is provided with ring baffle (17), outlet pipe
Connector (16) is set in one end of outlet pipe (3), and internal thread two is provided on the madial wall of the water outlet pipe connector (16),
One end of the water outlet pipe connector (16) is provided with fixing threaded hole two (35), the top setting of the intellectual water meter main body (1)
There is button (34), the intelligent processing system includes control panel (18), monitoring modular (19), display module (20), data storage
Module (21) and instruction module (22), the monitoring modular (19) include water flow sensing unit (25), pH sensors (26) and temperature
Sensor (27), the display module (20) include display screen (28), and the display screen (28) is mounted on intellectual water meter main body (1)
Top, the data memory module (21) includes PC ends (29), database (30), server (31) and data processing platform (DPP)
(32), described instruction module (22) includes warning light (33) and electrically operated valve (4), and the electrically operated valve (4) is arranged on water inlet pipe
(2) on.
2. a kind of intellectual water meter that can check the number of degrees immediately according to claim 1, it is characterised in that：The fixing threaded hole
One and the quantity of fixing threaded hole two (35) be 4.
3. a kind of intellectual water meter that can check the number of degrees immediately according to claim 1, it is characterised in that：The control panel
(18) it is electrically connected respectively with warning light (33) and electrically operated valve (4) by instruction circuit.
4. a kind of intellectual water meter that can check the number of degrees immediately according to claim 1, it is characterised in that：The control panel
(18) including intelligent processor (23) and control switch (24), the intelligent processor (23) is including printed circuit mainboard and sets
Microprocessor and processing chip on printed circuit mainboard are put, the microprocessor and processing chip are electrically connected.
5. a kind of intellectual water meter that can check the number of degrees immediately according to claim 1, it is characterised in that：The control panel
(18) it is electrically connected by flow sensing circuit and water flow sensing unit (25), the control panel (18) passes through pH sensing circuits and pH
Sensor (26) is electrically connected, and the control panel (18) is electrically connected by temperature sensing circuit and temperature sensor (27).
6. a kind of intellectual water meter that can check the number of degrees immediately according to claim 1, it is characterised in that：The shunt pipe
Valve handle is both provided on one valve (12), two valve of shunt pipe (13) and water outlet tube valve (15).
7. a kind of intellectual water meter that can check the number of degrees immediately according to claim 1, it is characterised in that：The control panel
(18) it is electrically connected by key circuit and button (34).
8. a kind of intellectual water meter that can check the number of degrees immediately according to claim 1, it is characterised in that：The electrolysis unit
Switch is connect by electric wire with electrolysis unit (11).
9. a kind of intellectual water meter that can check the number of degrees immediately according to claim 1, it is characterised in that：The control panel
(18) it is electrically connected by display circuit and display screen (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482271.5A CN108225460A (en) | 2017-12-29 | 2017-12-29 | A kind of intellectual water meter that can check the number of degrees immediately |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482271.5A CN108225460A (en) | 2017-12-29 | 2017-12-29 | A kind of intellectual water meter that can check the number of degrees immediately |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108225460A true CN108225460A (en) | 2018-06-29 |
Family
ID=62646342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711482271.5A Pending CN108225460A (en) | 2017-12-29 | 2017-12-29 | A kind of intellectual water meter that can check the number of degrees immediately |
Country Status (1)
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| CN (1) | CN108225460A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839158A (en) * | 2019-03-14 | 2019-06-04 | 天津中德应用技术大学 | A kind of combination commutation system of ultrasonic flowmeter |
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| CN106115863A (en) * | 2015-12-29 | 2016-11-16 | 马金燕 | The preparation facilities of a kind of continuous way life disinfecting water and control method thereof |
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| CN206114013U (en) * | 2016-10-13 | 2017-04-19 | 成都碧蓝环保工程有限公司 | Flowmeter of dirty function of taking |
| CN106441485A (en) * | 2016-12-15 | 2017-02-22 | 中国科学院半导体研究所 | Water meter with ultraviolet sterilization and disinfection functions |
| CN106768132A (en) * | 2016-12-19 | 2017-05-31 | 湖北正源智能科技有限公司 | A kind of intelligent water meter |
| CN206683705U (en) * | 2016-12-22 | 2017-11-28 | 西安天衡计量仪表有限公司 | A kind of water meter with water quality monitoring function |
| CN206756244U (en) * | 2017-04-18 | 2017-12-15 | 福建强闽信息科技有限公司 | A kind of intelligent watermeter based on low-power consumption wide area network and detectable water quality |
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| CN109839158A (en) * | 2019-03-14 | 2019-06-04 | 天津中德应用技术大学 | A kind of combination commutation system of ultrasonic flowmeter |
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