CN108572015A - The ultrasonic water meter of deflection installation detecting pipe - Google Patents
The ultrasonic water meter of deflection installation detecting pipe Download PDFInfo
- Publication number
- CN108572015A CN108572015A CN201711495993.4A CN201711495993A CN108572015A CN 108572015 A CN108572015 A CN 108572015A CN 201711495993 A CN201711495993 A CN 201711495993A CN 108572015 A CN108572015 A CN 108572015A
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- China
- Prior art keywords
- ultrasonic
- module
- ultrasonic wave
- water meter
- detecting pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
A kind of ultrasonic water meter of deflection installation detecting pipe, it is managed including detecting, it is separately mounted to the two energy converter installing pipes at the detecting pipe both ends, module occurs for the ultrasonic wave for generating ultrasonic wave, ultrasonic detection module for detecting ultrasonic wave, first transducer and second transducer for receiving and dispatching ultrasonic wave and data processor.The axis of energy converter installing pipe and the angle of ray straight up not less than 45 degree and are not more than 180 degree.The present invention deflects the bubble that the energy converter being arranged avoids accumulating in liquid level, to avoid influence of the bubble to supersonic wave metering flow accuracy of measurement, improves measuring accuracy.
Description
Technical field
The present invention relates to metering devices, more particularly to water meter.
Background technology
The energy converter installing pipe of prior art ultrasonic water meter is vertically arranged, as shown in figure 8, since flow is in detecting pipe 10
Bubble 99 often is generated in liquid level H1H2 when interior flowing, bubble 99, which is gathered in around energy converter 30, will influence ultrasonic velocity
And influence the metric results of ultrasonic water meter.
Invention content
The technical problem to be solved in the present invention is to avoid the deficiencies in the prior art place and propose a kind of placement liquid level gas
Steep the ultrasonic water meter of the deflection installation detecting pipe influenced on energy converter.
The present invention, which solves the technical problem, to be realized by using following technical scheme：
It designs, manufacture a kind of ultrasonic water meter of deflection installation detecting pipe, including detecting pipe, be separately mounted to the detecting pipe both ends
Two energy converter installing pipes, for generate ultrasonic wave ultrasonic wave occur module, the ultrasonic detection mould for detecting ultrasonic wave
Block, the first transducer and second transducer for receiving and dispatching ultrasonic wave and data processor.The axis of energy converter installing pipe with
The axis for detecting pipe is orthogonal, and energy converter installing pipe is connected to detecting pipe.By two energy converter installing pipes, two energy converters are inserted
Enter quilt in detecting pipe and be fixedly mounted, the ultrasonic wave that an energy converter emits is enable to be received by another energy converter.Energy converter is pacified
The axis of tubulature and the angle of ray straight up not less than 45 degree and are not more than 180 degree.Data processor is electrically connected ultrasonic wave
Module and ultrasonic detection module occurs；First transducer is separately connected ultrasonic wave and module and ultrasonic detection module occurs.The
Two energy converters are also separately connected ultrasonic wave and module and ultrasonic detection module occur.When first transducer being made to emit ultrasonic wave, the
Two energy converters receive ultrasonic wave and measure the first ultrasonic propagation duration, when second transducer being made to emit ultrasonic wave, the first transducing
Device receives ultrasonic wave and measures the second ultrasonic propagation duration, when by the first ultrasonic propagation duration and the second ultrasonic propagation
The long current water flow velocity for obtaining flow in detecting pipe, and then obtain water flow.
Specifically, the axis of energy converter installing pipe and the angle of ray straight up are 45 degree.
Specifically, the ultrasonic water meter of the deflection installation detecting pipe further includes the power module for being capable of providing electric energy,
Power management module for controlling electric energy output, the input/output module for seing and displaying ultrasonic water meter parameter, with
And the data communication module for remote transmission data.Input/output module, data communication module and power management module are all electric
Connect data processing module.Power module is all being carried with electrical component in ultrasonic water meter by the control of power management module
For electric energy.
More specifically, the power module is high capacity cell, or it is capable of the rechargeable battery of multiple charge and discharge.
Specifically, the input/output module includes display screen and keyboard.Alternatively, the input/output module is to touch
Screen.
In addition, the data communication module includes the wire communication submodule and channel radio for being electrically connected data processor
Believe submodule.
Compared with the existing technology compared with the present invention " ultrasonic water meter of deflection installation detecting pipe " has technical effect that：
The energy converter of deflection setting avoids accumulating in the bubble of liquid level, to avoid bubble to supersonic wave metering flow accuracy of measurement
It influences, improves measuring accuracy.
Description of the drawings
Fig. 1 is the orthographic projection schematic front view of the present invention " ultrasonic water meter of deflection installation detecting pipe " preferred embodiment；
Fig. 2 is the orthographic projection left view schematic diagram of the preferred embodiment；
Fig. 3 is the decomposition state schematic diagram of the preferred embodiment；
Fig. 4 is the schematic diagram of the detecting pipe 1 of the preferred embodiment；
Fig. 5 is the schematic cross-sectional view of the detecting pipe 1 of the preferred embodiment；
Fig. 6 is the electric schematic block diagram of the preferred embodiment；
Fig. 7 is the rear apparent direction schematic cross-sectional view of the detecting pipe 1 of the preferred embodiment；
Fig. 8 is the schematic cross-sectional view of prior art detecting pipe 10.
Specific implementation mode
It is described in further detail below in conjunction with preferred embodiment shown in attached drawing.
The present invention proposes a kind of ultrasonic water meter of deflection installation detecting pipe.As shown in Figures 1 to 7, including detecting pipe 1,
The two energy converter installing pipes 2 at 1 both ends of detecting pipe are separately mounted to, module 41 occurs for the ultrasonic wave for generating ultrasonic wave, uses
In the ultrasonic detection module 42 of detecting ultrasonic wave, the first transducer 31 for receiving and dispatching ultrasonic wave and second transducer 32, with
And data processor 5.As shown in Figure 4 and Figure 5, axis of the axis Q1Q2 and Q3Q4 of energy converter installing pipe 2 all with detecting pipe 1
P1P2 is orthogonal, and energy converter installing pipe 2 is connected to detecting pipe 1.By two energy converter installing pipes 2, two energy converters 31,32 are inserted
Enter to detect in pipe 1 and be firmly fixed, the ultrasonic wave that an energy converter emits is enable to be received by another energy converter.Such as Fig. 3 institutes
Show, the axis of energy converter installing pipe and the angle β of ray straight up not less than 45 degree and are not more than 180 degree.The vertical side
It is the direction vertical with horizontal direction O3O4 to O1O2.The axis Q1Q2 and Q3Q4 and vertical line O1O2 of energy converter installing pipe 2 are deposited
In two complementary angles, the axis Q1Q2 and Q3Q4 and the angle of ray straight up of energy converter installing pipe 2 of the present invention are
β, rather than with the angle theta of ray straight down.Module 41 occurs and surpasses as shown in fig. 6, data processor 5 is electrically connected ultrasonic wave
Sound wave detecting module 42.First transducer 31 is separately connected ultrasonic wave and module 41 and ultrasonic detection module 42 occurs, and second changes
Energy device 32 is also separately connected ultrasonic wave and module 41 and ultrasonic detection module 42 occurs.Data processor 5 controls first and changes first
When energy device 31 emits ultrasonic wave, second transducer 32 is made to receive ultrasonic wave and measure the first ultrasonic propagation duration t1, then from
V1+v=s × t1 can be obtained in principle, v1 is ultrasonic wave water transmission speed in detecting pipe 1, and v is current water velocity, and s is two
Energy converter 31, the distance between 32.Data processor makes first transducer 31 when controlling the transmitting ultrasonic wave of second transducer 32
It receives ultrasonic wave and measures the second ultrasonic propagation duration t2, then-v1+v=s × t2 can be obtained from principle.Above-mentioned two formula is added
Ultrasonic wave water transmission speed v1 in detecting pipe 1 can be eliminated and obtain v=s (t1+t2)/2, i.e., data processor 5 is by the first ultrasound
Wave propagates duration t1 and the second ultrasonic propagation duration t2 and obtains current water flow velocity v of the flow in detecting pipe 1.It is above-mentioned to derive
Journey is that simplification obtains from principle, and practical calculating process needs the stream for combining water body physical characteristic and ultrasonic wave to be propagated in water body
Particular problem in terms of body dynamics is derived, complex, and details are not described herein again, and conclusion is exactly according to the first ultrasonic wave
Current water flow velocity v can be obtained by propagating duration t1 and the second ultrasonic propagation duration t2.Water flow velocity v has one-dimensional square tropism, v
Positive flow is represented when being positive value, and reverse flow is represented when v is negative value.Therefore, ultrasonic water meter of the present invention can detect flow
To, it will not be if the prior art be in the presence of can not detect backward flow problem, or need to put into the monitoring of bigger cost and flow backwards.The present invention passes through
Obtain current water flow velocity v, you can pass through the water flow that further converts.
Compare Fig. 7 and Fig. 8, for same water level, the i.e. liquid level of H1H2 marks, the preferred embodiment of the present invention passes through opposite
Direction deflects 45 degree or more of scheme straight up, and first transducer 31 and second transducer 32 is made to avoid accumulating in liquid level H1H2
Bubble 99, to avoid influence of the bubble 99 to supersonic wave metering flow accuracy of measurement.
The present invention preferably applies example, the angle β of the axis Q1Q2 and Q3Q4 of energy converter installing pipe 2 and ray O2O1 straight up
It is 45 degree.
The ultrasonic water meter further includes the shell 9 for installing hardware device.
The preferred embodiment of the present invention, as shown in fig. 6, ultrasonic water meter further includes the power module 82 for being capable of providing electric energy,
Power management module 81 for controlling electric energy output, the input/output module 6 for seing and displaying ultrasonic water meter parameter,
And the data communication module 7 for remote transmission data.Input/output module 6, data communication module 7 and power management module
81 are both electrically connected with data processing module 5.Power module 82 is all in ultrasonic water meter by the control of power management module 81
Electric energy is provided with electrical component.Power management module 81 is directed to the different corresponding discharge modes of operating mode and scene setting,
To control the discharge capacity of power module 82, power consumption efficiency is improved, extends the service life of power module 82.
The preferred embodiment of the present invention, the power module 82 are high capacity cells, or are capable of filling for multiple charge and discharge
Battery.
The preferred embodiment of the present invention, the input/output module 6 include display screen and keyboard.Alternatively, input/output module 6
It is touch screen.
The preferred embodiment of the present invention, the data communication module 7 include the wire communication for being electrically connected data processor 5
Submodule and wireless communication submodule, to realize long-range meter reading by data remote transmission and network transmission.The ultrasonic wave
Antenna casing 91 of the setting for placing antenna needed for wireless communication submodule on the shell 9 of water meter.
Prior art water meter can only measure the water flow installed in the water meter line, in order to obtain the water temperature number of degrees in pipeline
According to needing that temperature measurement device is arranged in pipeline, device deployment cost is high and fragile.In addition, some areas need basis
Water flow temperature adjusts water meter charging rate, it is therefore desirable to which water meter can obtain water temperature degrees of data while measuring water flow.For
Solve the problems, such as this, the ultrasonic water meter that detecting pipe is installed the present invention is based on above-mentioned deflection proposes to obtain water by the ultrasonic water meter
Flow the method for temperature.Since there are incidence relations, determining coolant-temperature gage just to have determining watertight between coolant-temperature gage and water density
Degree, vice versa.Therefore water density and coolant-temperature gage mapping table, following table only pass through the water of portion temperature in international standard
Density locally embodies water density and coolant-temperature gage mapping table.
Based on principles above, the method that the ultrasonic water meter that detecting pipe is installed by deflection obtains water flow temperature includes
Following steps：
A. in ultrasonic water meter memory water storage density and coolant-temperature gage mapping table；
B. current water volume flow rate u is calculated according to current water flow velocity v；
C. current water quality flow m is directly acquired；Directly acquiring here refers to that should not be obtained by calculating, i.e., does not answer
Current water quality flow is calculated by current water volume flow rate and current water density by acquisition；
D. the current water quality flow m obtained according to step the B current water volume flow rate u obtained and step C, calculates current water
Density p=m/u；
E. the current water density ρ calculated according to step D is inquired and current water in water density and coolant-temperature gage mapping table
The corresponding current water temperature degree T of density p；
F. the current water temperature degree T obtained according to step E completes data processing.The data processing includes will be warm by communication mode
Degrees of data uploads, or adjusts water flow charging rate in real time according to current water temperature degree T.
The preferred embodiment of the present invention by step B be specially it is following step by step：
B1. the bore r according to detecting pipe 1, by u=π vr2Calculate current water volume flow rate u.
The gravity sensitive of the first and second embodiments of the present invention at least one electrical connection data processor of setting in detecting is managed
Device, then step C be specially it is following step by step：
C1. the weight f that flow in detecting pipe 1 flows through water within the unit interval is detected by gravity sensor, you can pass through m=f/
It is terrestrial gravitation acceleration, that is, current water quality flow m that g, which calculates flow to flow through the weight m, g of water within the unit interval,.
The present invention also proposes to obtain the scheme of current water quality flow m by external device (ED), and ultrasonic water meter of the present invention is also
Data on flows input interface including being electrically connected data processor 5, data on flows input interface electrical connection can measure ultrasound
The off-balancesheet metering device of the water quality flow of wave water meter institute pipe laying, then step C include it is following step by step,
C2. the current water quality flow m of off-balancesheet metering device output is received by data on flows input interface.
Claims (7)
1. a kind of ultrasonic water meter of deflection installation detecting pipe, it is characterised in that：
It is managed including detecting, is separately mounted to the two energy converter installing pipes at the detecting pipe both ends, the ultrasonic wave for generating ultrasonic wave
Module, the ultrasonic detection module for detecting ultrasonic wave, the first transducer for receiving and dispatching ultrasonic wave and the second transducing occurs
Device and data processor；
The axis of energy converter installing pipe and the axis of detecting pipe are orthogonal, and energy converter installing pipe is connected to detecting pipe；
By two energy converter installing pipes, two energy converters are inserted into detecting pipe by and are fixedly mounted, the ultrasound for making an energy converter emit
Wave energy is enough to be received by another energy converter；
The axis of energy converter installing pipe and the angle of ray straight up not less than 45 degree and are not more than 180 degree；
Data processor is electrically connected ultrasonic wave and module and ultrasonic detection module occurs；First transducer is separately connected ultrasonic wave hair
Raw module and ultrasonic detection module；Second transducer is also separately connected ultrasonic wave and module and ultrasonic detection module occurs；Make
When first transducer emits ultrasonic wave, second transducer receives ultrasonic wave and measures the first ultrasonic propagation duration, makes second to change
When energy device transmitting ultrasonic wave, first transducer receives ultrasonic wave and measures the second ultrasonic propagation duration, by the first ultrasonic wave
It propagates duration and the second ultrasonic propagation duration obtains current water flow velocity of the flow in detecting pipe, and then obtain water flow.
2. the ultrasonic water meter of deflection installation detecting pipe according to claim 1, it is characterised in that：
The axis of energy converter installing pipe and the angle of ray straight up are 45 degree.
3. the ultrasonic water meter of deflection installation detecting pipe according to claim 1, it is characterised in that：
Further include the power module for being capable of providing electric energy, the power management module for controlling electric energy output, for being arranged and showing
Show the input/output module of ultrasonic water meter parameter, and the data communication module for remote transmission data；
Input/output module, data communication module and power management module are both electrically connected with data processing module；
Power module is provided electric energy for all in ultrasonic water meter by the control of power management module with electrical component.
4. the ultrasonic water meter of deflection installation detecting pipe according to claim 1, it is characterised in that：
The power module is high capacity cell, or is capable of the rechargeable battery of multiple charge and discharge.
5. the ultrasonic water meter of deflection installation detecting pipe according to claim 1, it is characterised in that：
The input/output module includes display screen and keyboard.
6. the ultrasonic water meter of deflection installation detecting pipe according to claim 1, it is characterised in that：
The input/output module is touch screen.
7. the ultrasonic water meter of deflection installation detecting pipe according to claim 1, it is characterised in that：
The data communication module includes the wire communication submodule and wireless communication submodule for being electrically connected data processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711495993.4A CN108572015A (en) | 2017-12-31 | 2017-12-31 | The ultrasonic water meter of deflection installation detecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711495993.4A CN108572015A (en) | 2017-12-31 | 2017-12-31 | The ultrasonic water meter of deflection installation detecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108572015A true CN108572015A (en) | 2018-09-25 |
Family
ID=63576402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711495993.4A Pending CN108572015A (en) | 2017-12-31 | 2017-12-31 | The ultrasonic water meter of deflection installation detecting pipe |
Country Status (1)
| Country | Link |
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| CN (1) | CN108572015A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1913341A1 (en) * | 2005-08-13 | 2008-04-23 | Flownetix Limited | A method op construction for a low cost plastic ultrasonic water meter |
| CN202382781U (en) * | 2011-12-14 | 2012-08-15 | 湖南威铭能源科技有限公司 | Reflecting ultrasonic water meter |
| CN105424110A (en) * | 2015-12-24 | 2016-03-23 | 东京计装株式会社 | Ultrasonic wave water meter |
| US20160223373A1 (en) * | 2015-01-26 | 2016-08-04 | Arad Ltd. | Ultrasonic Water Meter |
| CN106441471A (en) * | 2016-10-14 | 2017-02-22 | 青岛海威茨仪表有限公司 | Heavy caliber ultrasonic flowmeter |
| CN206321292U (en) * | 2017-01-03 | 2017-07-11 | 大连道盛仪表有限公司 | A kind of ultrasonic water meter with waterproof junction box |
| CN206469925U (en) * | 2017-02-23 | 2017-09-05 | 青岛海威茨仪表有限公司 | A kind of multichannel ultrasonic flow meter |
| CN207703270U (en) * | 2017-12-31 | 2018-08-07 | 深圳市前海海洋仪表科技有限公司 | The ultrasonic water meter of deflection installation detecting pipe |
-
2017
- 2017-12-31 CN CN201711495993.4A patent/CN108572015A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1913341A1 (en) * | 2005-08-13 | 2008-04-23 | Flownetix Limited | A method op construction for a low cost plastic ultrasonic water meter |
| CN202382781U (en) * | 2011-12-14 | 2012-08-15 | 湖南威铭能源科技有限公司 | Reflecting ultrasonic water meter |
| US20160223373A1 (en) * | 2015-01-26 | 2016-08-04 | Arad Ltd. | Ultrasonic Water Meter |
| CN105424110A (en) * | 2015-12-24 | 2016-03-23 | 东京计装株式会社 | Ultrasonic wave water meter |
| CN106441471A (en) * | 2016-10-14 | 2017-02-22 | 青岛海威茨仪表有限公司 | Heavy caliber ultrasonic flowmeter |
| CN206321292U (en) * | 2017-01-03 | 2017-07-11 | 大连道盛仪表有限公司 | A kind of ultrasonic water meter with waterproof junction box |
| CN206469925U (en) * | 2017-02-23 | 2017-09-05 | 青岛海威茨仪表有限公司 | A kind of multichannel ultrasonic flow meter |
| CN207703270U (en) * | 2017-12-31 | 2018-08-07 | 深圳市前海海洋仪表科技有限公司 | The ultrasonic water meter of deflection installation detecting pipe |
Non-Patent Citations (1)
| Title |
|---|
| 崔福义 等: "《给水排水工程仪表与控制》", 31 December 1999, 中国建筑工业出版社 * |
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Application publication date: 20180925 |