CN205506141U - Wireless valve accuse ultrasonic water meter - Google Patents
Wireless valve accuse ultrasonic water meter Download PDFInfo
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- CN205506141U CN205506141U CN201620335258.1U CN201620335258U CN205506141U CN 205506141 U CN205506141 U CN 205506141U CN 201620335258 U CN201620335258 U CN 201620335258U CN 205506141 U CN205506141 U CN 205506141U
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Abstract
Wireless valve accuse ultrasonic water meter relates to the water gauge field. The utility model relates to a solve the problem that there is multiple drawback in mechanical water meter that present resident family used. The utility model discloses an ultrasonic wave time difference principle adopts industrial grade electronic components to make the full electronic water meter who forms, and it has the precision height to compare with the mechanical type water gauge, the good reliability, and the range is than wide, and long service life does not have any movable part, need not setting parameters, characteristics such as arbitrary angle installation. On the basis of ultrasonic water meter metering method, the characteristics that wireless collection was copied and the valve is controlled have been increased again. A pair of ultrasonic transducer of flow measurement partial application receives and dispatches the ultrasonic wave in opposite directions, comes the indirect measurement fluidic velocity of flow through surveing the following current of ultrasonic wave in the medium and adverse current propagation time difference, and the rethread velocity of flow comes calculated flow rate. But the wide application is in the water supply metering of running -water company.
Description
Technical field
This utility model belongs to water meter field, particularly relates to a kind of wireless valve control ultrasonic water meter.
Background technology
Water meter is the equipment that every household is required, and what current resident family used is mechanical water meter, and ties according to water meter instruction
Calculation expense, but, but occur in that existing how insoluble dispute and drawback when utilizing existing machinery water meter to settle accounts.Such as: because of
Mechanical water meter uses serious wear to cause heat energy meter accuracy all the year round, and then causes user need to repeatedly provide funds to safeguard, causes
Insoluble dispute between user and Running-water Company；Running-water Company staff periodically arrives user house and knocks at the door and check water meter
Data on flows, check meter Degree of Success and accuracy low, and Running-water Company management high cost, waste time and energy and can't return in time
Copy data and charge delayed.Sum it up, existing standard machinery water meter crushing blocking, serious wear, use longevity big, easy
Order short, measuring accuracy is low.
Utility model content
This utility model is the problem that the mechanical water meter used to solve existing resident family exists various disadvantages, now provides wireless valve
Control ultrasonic water meter.
Wireless valve control ultrasonic water meter, it includes: ultrasound wave base table 1, wireless transmission circuit one 2-1, wireless transmission circuit two
2-2, motor 4, main circuit 5, ultrasonic transducer 7, temperature sensor 8, battery 1 and battery 2 10；
Having three openings on the sidewall of ultrasound wave base table 1, two ultrasound wave correlation ends of ultrasonic transducer 7 and temperature pass
The thermometric end of sensor 8 is each passed through three openings and is positioned at ultrasound wave base table 1 inside, and is sealed by place opening, ultrasonic waves
Two ultrasound wave correlation ends of energy device 7 are facing each other, and it is internal that the thermometric end of temperature sensor 8 is used for gathering ultrasound wave base table 1
Water temperature,
The ultrasonic signal outfan of ultrasonic transducer 7 connects the ultrasonic signal input of main circuit 5, temperature sensor
The temperature signal outfan of 8 connects the temperature signal input of main circuit 5, and the driving signal output part of main circuit 5 connects electricity
The driving signal input of machine 4, motor 4 is used for driving the ball valve 6 on ultrasound wave base table 1 to be switched on or off, main circuit 5
Wireless signal input/output terminal connect wireless transmission circuit two 2-2 wireless signal I/O, wireless transmission circuit one
2-1 is connected with PC with wireless transmission method, realizes nothing between wireless transmission circuit one 2-1 and wireless transmission circuit two 2-2
Line signal transmits,
Battery 1 is for powering for main circuit 5, and battery 2 10 is for powering for ball valve 6 and wireless transmission circuit two 2-2.
Under the promotion of Internet of Things big data social need, it is achieved intelligent flow detection and management technique become the heat of research at present
Point.And the flow measurement precision of ultrasonic flow detection technique is little affected by detected fluid temperature, pressure, viscosity, density etc.
The impact of parameter.Wireless valve control ultrasonic water meter described in the utility model, measures accurately with ultrasonic flowmeter and controls
User's water, and have reliable data acquisition management system, effective management user's data of water meter.
This utility model uses ultrasound wave time difference principle, uses the all-electronin water meter that technical grade electronic devices and components are fabricated by, with
Mechanical water meter compares and has precision height, and good reliability, range ratio width, service life is long, without any movable part, nothing
The features such as parameter, arbitrarily angled installation need to be set.On the basis of ultrasonic water meter metering method, add again wireless meter-reading
And the feature of valve control.Flow measurement section applies a pair ultrasonic transducer to receive and dispatch ultrasound wave in opposite directions, is existed by observation ultrasound wave
Following current in medium and adverse current propagation time difference measure the flow velocity of fluid indirectly, then carry out calculated flow rate by flow velocity.
It is remote controlled with valve control device that this utility model is integrated with Intelligent supersonic water meter measurement, and this product overcomes
Ultrasonic water meter only measures the shortcoming without management；Product have aesthetic in appearance, accurate measurement, convenient management, stable,
Anti-soil antiseptic power is strong, length in service life, the feature such as safe and reliable, economical and practical, can be widely applied to Running-water Company
In water measurement.Compare with traditional mechanical flow instrument, electromagnetic flow instrument, this utility model measuring accuracy height,
To the strong adaptability of caliber, noncontact fluid, easy to use, be prone to digital management etc..This utility model is applicable to right
The water supply pipe water yield measures.
Accompanying drawing explanation
Fig. 1 is the perspective view of wireless valve control ultrasonic water meter described in the utility model；
Fig. 2 is the front view of wireless valve control ultrasonic water meter described in the utility model；
Fig. 3 is that the A-A of Fig. 2 is to sectional view；
Fig. 4 is that the B-B of Fig. 2 is to sectional view；
Fig. 5 is ultrasound wave base table and temperature sensor and the installation diagram of ultrasonic transducer；
Fig. 6 is the electrical structure schematic diagram of wireless valve control ultrasonic water meter described in the utility model.
Detailed description of the invention
Detailed description of the invention one: illustrate present embodiment referring to figs. 1 through Fig. 6, the wireless valve control described in present embodiment
Ultrasonic water meter, it includes: ultrasound wave base table 1, wireless transmission circuit one 2-1, wireless transmission circuit two 2-2, motor 4,
Main circuit 5, ultrasonic transducer 7, temperature sensor 8, battery 1 and battery 2 10；
Having three openings on the sidewall of ultrasound wave base table 1, two ultrasound wave correlation ends of ultrasonic transducer 7 and temperature pass
The thermometric end of sensor 8 is each passed through three openings and is positioned at ultrasound wave base table 1 inside, and is sealed by place opening, ultrasonic waves
Two ultrasound wave correlation ends of energy device 7 are facing each other, and it is internal that the thermometric end of temperature sensor 8 is used for gathering ultrasound wave base table 1
Water temperature,
The ultrasonic signal outfan of ultrasonic transducer 7 connects the ultrasonic signal input of main circuit 5, temperature sensor
The temperature signal outfan of 8 connects the temperature signal input of main circuit 5, and the driving signal output part of main circuit 5 connects electricity
The driving signal input of machine 4, motor 4 is used for driving the ball valve 6 on ultrasound wave base table 1 to be switched on or off, main circuit 5
Wireless signal input/output terminal connect wireless transmission circuit two 2-2 wireless signal I/O, wireless transmission circuit one
2-1 is connected with PC with wireless transmission method, realizes nothing between wireless transmission circuit one 2-1 and wireless transmission circuit two 2-2
Line signal transmits,
Battery 1 is for powering for main circuit 5, and battery 2 10 is for powering for ball valve 6 and wireless transmission circuit two 2-2.
In present embodiment, ultrasound wave base table 1 is internal uses latus rectum formula structure, areflexia post；Ultrasonic transducer 7 uses
Card edge type is fixed on pipe interior, it is achieved signal correlation；Mechanical moving component in structure, the interference of water field is little, be difficult to
By aeration, improve certainty of measurement and stability.And there is rectification, flow stabilizing function, not by water field stricture of vagina to measuring water field
Stream, the interference of flow-disturbing, make actual metered more accurately and reliably, without installing straight length before and after table.During actual application, ultrasonic
Ripple base table 1 and ball valve 6 in integral structure, compact conformation, it is simple to install；Duct length is optimal choice, convenient scene
Change the water meter of original size.And ball valve 6 valve handle uses two-layer to seal, prevent from leaking；Ball valve 6 hermetic unit uses import
Tetrafluoro material, it is ensured that while sealing, is difficult to again make valve stuck, it is ensured that durability uses.
Main circuit 5 is the control end of motor 4, and motor 4 is the actuating station of ball valve 6, and it completes the ON/OFF behaviour of ball valve 6
Make.By said structure, present embodiment can control watermeter flowing rate at far-end, and monitoring water meter ball valve state in real time controls
Flow, flow velocity or break-make, adjust watermeter flowing rate as required, additionally it is possible to solves seepy question in time at far-end.
Main circuit 5, ultrasonic transducer 7, temperature sensor 8 form the main measurement part of effusion meter, ultrasound wave base table with
The combination of ultrasonic transducer, playing acoustic wave transducer is plug-in type encapsulating structure, is directly installed in base table pipeline, with correlation
Mode works, and main circuit 5 and ultrasonic transducer 7 obtain discharge, and the temperature that temperature sensor 8 gathers is as flow
Correction factor, it is achieved that the function of signal return will be measured, thus reach function of measuring.After ultrasonic transducer is installed, change
The middle of pipeline drift diameter can be directly installed on by device, it is to avoid what semicanal or have caused under bubble regime when hydraulic pressure deficiency cannot
Measure, and initial-flow can be accomplished the lowest by this metering system.
It is to use 470MHz wireless communication technology, wireless transmission circuit between wireless transmission circuit one and wireless transmission circuit two
One and PC employing is GPRS wireless communication technology, and wireless transmission circuit one is an independent data acquisition equipment.
Detailed description of the invention two: present embodiment is to make the wireless valve control ultrasonic water meter described in detailed description of the invention one into one
Step explanation, in present embodiment, it also includes: display screen 3, and the display signal output part of main circuit 5 connects display screen 3
Signal input part.
In present embodiment, display screen 3 is LCD display, can show integrated flow, water temperature, instantaneous velocity, valve shape
The information such as state, arrearage information, clock, address.
Detailed description of the invention three: illustrate present embodiment with reference to Fig. 5, present embodiment is to detailed description of the invention one institute
The wireless valve control ultrasonic water meter stated is described further, in present embodiment, and two ultrasound wave pair of ultrasonic transducer 7
Place opening is sealed by thermometric end respectively that penetrate end and temperature sensor 8 by sealing ring 11.
Sealing ring 11 is to prevent water to be arranged on ball valve 6, ultrasonic transducer 7 and temperature sensing from ultrasound wave base table 1 seepage
Device 8 and the interstitial site of ultrasound wave base table 1, as shown in Figure 5.
Detailed description of the invention four: present embodiment is to make the wireless valve control ultrasonic water meter described in detailed description of the invention one into one
Step explanation, in present embodiment, battery 1 is ER26500H lithium battery, and battery 2 10 is ER18505M lithium battery.
Detailed description of the invention five: present embodiment is to make the wireless valve control ultrasonic water meter described in detailed description of the invention one into one
Step explanation, in present embodiment, wireless transmission circuit one 2-1 and wireless transmission circuit two 2-2 is 470M and is wirelessly transferred electricity
Road.
In present embodiment, valve control, communication module, be equipped with two kinds control interfaces: Wireless remote control pattern and hander mould
Formula.
Wireless remote control pattern: wireless 470MHz frequency range, uses LORA technology, has the advantages that communication distance is remote,
Unidirectional spacious communication distance ＞ 8km, two-way data communication spaciousness distance ＞ 3km, indoor communication≤300 meter, it is possible to meet the people
Copy with the long distance wireless data set of instrument, and remotely control.
Wireless mode of operation: table end is by wireless 470MHz and building or unit wireless harvester both-way communication, for power consumption
Considering, table end wireless module every 5s unlatching wireless module once continues 20ms and intercepts whether wireless collection device has instruction to issue；
And wireless collection device can forward at any time the checking meter of Managing system of above position machine, supplement with money, the instruction such as switch valve.
Detailed description of the invention six: present embodiment is to make the wireless valve control ultrasonic water meter described in detailed description of the invention one into one
Step explanation, in present embodiment, temperature sensor 8 is NTC temperature sensor.
Using high accuracy NTC temperature sensor 8 in present embodiment, mainly test fluid temperature (F.T.) is to calibrate sonication times value,
And then accurate measurement flow；When measuring water temperature, when temperature occurs abnormal, can recording exceptional warning message.
Detailed description of the invention seven: present embodiment is to make the wireless valve control ultrasonic water meter described in detailed description of the invention one into one
Step explanation, in present embodiment, the center resonant frequency of ultrasonic transducer 7 is 1.0MHZ ± 5%；Overall sensitivity is
-30dBmin；Transmitted wave beam angle is-3dB full opened corner；Electrostatic capacitance is 1200PF ± 20%；Maximum working voltage impulse wave ＜
300V；Operating temperature is between 0 DEG C～95 DEG C.
The piezoelectric ceramic piece of the ultrasonic transducer 7 described in present embodiment uses Φ 8mm, and performance is more stable, resistance to pressure
Degree height.Sheathing material is polysulfones PSF, has wear-resisting, impact resistance, ageing-resistant, high temperature resistant, corrosion resistance.
Detailed description of the invention eight: present embodiment is to make the wireless valve control ultrasonic water meter described in detailed description of the invention one into one
Step explanation, in present embodiment, motor 4 drives motor for 3.6V, and gearbox speed reduction ratio is 3600:1.
It is high that motor 4 described in present embodiment has torsion, the feature of resistance to use.Master gear uses specific alloy steel,
Wear-resistant.Band limit switch, can export the information of putting in place, prevents stuck.Motor 4 uses waterproof machine, prevents because of condensation
Water or dampness are to motor gear, the damage of electronic section.
Detailed description of the invention nine: present embodiment is to make the wireless valve control ultrasonic water meter described in detailed description of the invention one into one
Step explanation, in present embodiment, main circuit 5 is MSP430 series 4481 chips.
Master chip uses low-power scm MSP430 series 4481 chips, ensures the long-time reliably working of ultrasonic water meter.
By the particular design to software, make appointing in product arbitrary temp point in different pressures, temperature range, range of flow
Measuring accuracy value can be ensured, measuring accuracy grade: 2 grades under meaning flow point.Through the signal sample circuit of particular design,
Ensure that signal is all without being distorted at different conditions, thus ensure measurement parameter accurately and reliably；Online by computer
Calibrating mode, it is ensured that calibration process is accurately and reliably；Main circuit 5 processes through strict processing technique, it is ensured that when circuit is long
Between reliability of operation；With pin-saving chip E2PROM, parameter preserves: flow calibration parameter, temperature calibration parameter,
Table address, bore etc. are saved in independent region.Real time data preserves: the data such as integrated flux, flow velocity will regularly preserve.
18 months storage of history data Ps: in every month 0 time 0 point of integrated flux preserving upper month in 0 second, data such as maximum stream flow.
Having the function of wash-out valve of automatically staggering the time, valve is closed in arrearage prompting, arrearage, it is ensured that water supply rate of charge, and the system that manages can
Remotely control.Flow collection part uses High-precision time-to-digital converter special chip, and certainty of measurement is high, good stability.
The main performance index of wireless valve control ultrasonic water meter described in the utility model enters shown in table 1:
Table 1 main performance index
Wireless valve control ultrasonic water meter described in the utility model compares with existing gauge table:
1 structurally: mechanical water meter uses wheel rotation metered flow, and in pipeline, choked flow device causes the low circulation of mechanical water meter
Ability, is very easy to blocking, and abrasion is more serious, and service life is the longest, changes frequently.Ultrasonic water meter measuring mechanism
Movement-less part, never wornout.
2 on initial-flow: Ultrasonic water meter initial-flow is low, greatly reduces the leakage meter phenomenon of mechanical water meter low discharge, makes
Water rate metering loss reduces to minimum.
3 in the pressure loss: Ultrasonic water meter low pressure loss, greatly reduces power consumption penalty, reduces water supply consumption.
4 are measuring functionally: Ultrasonic water meter can determine whether that fluid flows to, and can be distributed the positive and negative flow number of metering, and can survey
Amount flow velocity, instantaneous delivery, integrated flux, writing task time and fault time etc. many kinds of parameters.Mechanical water meter then cannot be sentenced
Disconnected reversely installation, causes metering loss, provides chance to illegal water, and can only measure integrated flux.
5 are checking meter and in communication: most of mechanical water meters use theory of mechanics counting, though unpowered requirement, but also carry simultaneously
To configure output, it is impossible to realize the New technical use such as data acquisition computer management, radio meter register.Ultrasonic water meter can
Employing battery is powered, and is operated in continuously about 6 years, and configurable multiple output is such as, M-BUS, pulse, 470MHz without
Line, GPRS kilowatt meter reading-out system and wireless write by hand device.
6 in measuring accuracy: Ultrasonic water meter does not exist wearing terrain due to structure, as long as caliber is constant, its precision would not
Change.Owing to there is easy-abrasion part in mechanical water meter, its degree of wear can be gradually increased along with the use time in structure,
Cause precision growth over time to reduce, increase the error of metering.
7 are controlling in management: standard machinery formula water meter is without controlling the means of current.Wireless valve control ultrasonic water meter uses flow
Meter and control integral structure, and remote control can be completed, add way to manage, it is simple to maintenance management.
Claims (3)
- The most wireless valve control ultrasonic water meter, it is characterised in that it includes: ultrasound wave base table (1), wireless transmission circuit one (2-1), Wireless transmission circuit two (2-2), motor (4), main circuit (5), ultrasonic transducer (7), temperature sensor (8), Battery one (9) and battery two (10)；Have three openings on the sidewall of ultrasound wave base table (1), two ultrasound wave correlation ends of ultrasonic transducer (7) and The thermometric end of temperature sensor (8) is each passed through three openings and is positioned at ultrasound wave base table (1) inside, and by close for place opening Envelope, two ultrasound wave correlation ends of ultrasonic transducer (7) are facing each other, and the thermometric end of temperature sensor (8) is used for adopting Collection ultrasound wave base table (1) water temperature inside,The ultrasonic signal outfan of ultrasonic transducer (7) connects the ultrasonic signal input of main circuit (5), temperature The temperature signal outfan of sensor (8) connects the temperature signal input of main circuit (5), the driving letter of main circuit (5) Number outfan connects the driving signal input of motor (4), and motor (4) is used for driving the ball valve on ultrasound wave base table (1) (6) being switched on or off, the wireless signal input/output terminal of main circuit (5) connects the wireless of wireless transmission circuit two (2-2) Signal I/O, wireless transmission circuit one (2-1) is connected with PC with wireless transmission method, wireless transmission circuit one (2-1) and transmission of wireless signals is realized between wireless transmission circuit two (2-2),Battery one (9) is for powering for main circuit (5), and battery two (10) is used for as ball valve (6) and wireless transmission circuit Two (2-2) powers.
- Wireless valve control ultrasonic water meter the most according to claim 1, it is characterised in that it also includes: display screen (3), The display signal output part of main circuit (5) connects the signal input part of display screen (3).
- Wireless valve control ultrasonic water meter the most according to claim 1, it is characterised in that ultrasonic transducer (7) Place opening is sealed by the thermometric end of two ultrasound wave correlation ends and temperature sensor (8) respectively by sealing ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620335258.1U CN205506141U (en) | 2016-04-20 | 2016-04-20 | Wireless valve accuse ultrasonic water meter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620335258.1U CN205506141U (en) | 2016-04-20 | 2016-04-20 | Wireless valve accuse ultrasonic water meter |
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| CN205506141U true CN205506141U (en) | 2016-08-24 |
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| CN201620335258.1U Active CN205506141U (en) | 2016-04-20 | 2016-04-20 | Wireless valve accuse ultrasonic water meter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758477A (en) * | 2016-04-20 | 2016-07-13 | 哈尔滨圣昌科技开发有限公司 | Wireless valve control ultrasonic water meter |
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2016
- 2016-04-20 CN CN201620335258.1U patent/CN205506141U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758477A (en) * | 2016-04-20 | 2016-07-13 | 哈尔滨圣昌科技开发有限公司 | Wireless valve control ultrasonic water meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181019 Address after: 150001 Room 302, unit 2, 16 woodworking street, Nangang District, Harbin, Heilongjiang. Patentee after: Cui Chongmin Address before: 150086 388 Xuefu Road, Nangang District, Harbin, Heilongjiang. Patentee before: Harbin Shengchang Technology Development Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190312 Address after: 150060 No. 1 Songhua Road, Ping Fang Economic Development Zone, Harbin, Heilongjiang Patentee after: Harbin Shengchang Technology Development Co., Ltd. Address before: 150001 Room 302, unit 2, 16 woodworking street, Nangang District, Harbin, Heilongjiang. Patentee before: Cui Chongmin |