CN207703274U - Temperature measuring type ultrasonic water meter - Google Patents
Temperature measuring type ultrasonic water meter Download PDFInfo
- Publication number
- CN207703274U CN207703274U CN201820164232.4U CN201820164232U CN207703274U CN 207703274 U CN207703274 U CN 207703274U CN 201820164232 U CN201820164232 U CN 201820164232U CN 207703274 U CN207703274 U CN 207703274U
- Authority
- CN
- China
- Prior art keywords
- temperature measuring
- base table
- energy converter
- circuit board
- watchcase
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses temperature measuring type ultrasonic water meters, including base table, temperature measuring equipment, base table left and right ends are equipped with the ring flange for being connect with pipeline, base table side is equipped with the thermometer hole for temperature measuring equipment installation, temperature measuring equipment is mounted in thermometer hole, there are energy converter channels for base table front and rear sides, energy converter channel interior has energy converter by installation by adhering respectively, ultrasonic wave between energy converter is sent and acquisition uses correlation, base table is fixed with watchcase by watchcase base table attachment device, and circuit board is fixed with inside watchcase.Temperature measuring equipment connects circuit board, and temperature measuring equipment detection in real time passes through the water flow temperature of base table and is transferred to circuit board.Temperature signal real-time Transmission is added temperature-compensating link in metering, improves dosing accuracy to circuit board and the real-time display in display screen.
Description
Technical field
The utility model is related to product belong to flow metering device, especially temperature measuring type ultrasonic water meter.
Background technology
Ultrasonic water meter is to be produced when detecting ultrasonic wave acoustic beam time and tide propagation in water because speed changes
The raw time difference, flow velocity that analyzing processing must be discharged to the flow of further integrating water outlet a kind of new-type water meter.With it is mechanical
Water meter compares with precision height, and good reliability, range ratio is wide, and service life is long, without any movable part, it is not necessary that ginseng is arranged
The features such as number, any angle is installed.
Similar product is in that ultrasonic reflections are complicated, and crushing is big at present, and superior precision is low；Water meter at low ambient temperatures
It does not run or does not show, not temperature compensated link causes under different temperatures environment, and measuring accuracy is different, causes measurement deviation.
Utility model content
In order to solve the deficiencies in the prior art, the utility model proposes temperature measuring type ultrasonic water meters.
The utility model adopts the following technical solution：
Temperature measuring type ultrasonic water meter, including base table, temperature measuring equipment, base table left and right ends are equipped with the method for being connect with pipeline
Blue disk, base table side are equipped with the thermometer hole for temperature measuring equipment installation, and temperature measuring equipment is mounted in thermometer hole, and base table front and rear sides are stayed
There are energy converter channel, energy converter channel interior to have energy converter by installation by adhering respectively, the ultrasonic wave between energy converter is sent
And acquisition uses correlation, base table to be fixed by watchcase base table attachment device with watchcase, and circuit board is fixed with inside watchcase.
Temperature measuring equipment connects circuit board, and temperature measuring equipment detection in real time passes through the water flow temperature of base table and is transferred to circuit board.
Further, the circuit board is welded with infrared communication instruction device, display screen, infrared communication by contact pin
Instruction device, display screen connect circuit board.
Further, the energy converter is sealedly connected on by O-ring in energy converter channel.
Further, battery, battery connection circuitry plate are fixed with inside the watchcase.
Further, the watchcase top be equipped with upper cover, be clamped between upper cover and watchcase invaded for anti-water dust it is close
Seal.
Use the advantageous effects that technical solution as above obtains for：
Energy converter uses embedded design in pipeline, by device insertion inner wall of the pipe without other combiners, reduces crushing；
The ultrasonic wave of energy converter is sent and acquisition uses correlation, is reduced signal decaying, is enhanced metering precision and stability.
The independent trepanning in base table part accesses temperature measuring device, and temperature signal real-time Transmission is to circuit board and real-time in display screen
Display is added temperature-compensating link in metering, improves dosing accuracy.
Hardware circuit on circuit board and liquid-crystal display section, can be down to subzero 25 DEG C of rings using industrial rank component
Continuous service under border.Hardware circuit programming contains M-bus or RS485 remote transmissions part, can be according to data transmission needs
Access in radio upper management device.
The utility model reduces manifold pressure loss, improves energy utilization rate；Improve metering precision and stability；It is right
Good environmental adaptability can increase the service life of product.
Description of the drawings
Fig. 1 is temperature measuring type ultrasonic water meter structure top view.
Fig. 2 is temperature measuring type ultrasonic water meter structural side view.
Fig. 3 is temperature measuring type ultrasonic water meter internal structure chart.
In figure, 1, base table, 2, temperature measuring equipment, 3, O-ring, 4, energy converter, 5, energy converter channel, 6, watchcase, 7, battery, 8,
Circuit board, 9, infrared communication instruction device, 10, display screen, 11, upper cover, 12, sealing ring, 13, watchcase base table attachment device, 14,
Ring flange.
Specific implementation mode
It is described further in conjunction with 1 to 3 pair of specific embodiment of the present utility model of attached drawing：
Temperature measuring type ultrasonic water meter, including base table 1, temperature measuring equipment 2, base table left and right ends are equipped with for being connect with pipeline
Ring flange 14, base table side are equipped with the thermometer hole for temperature measuring equipment installation, and temperature measuring equipment is mounted in thermometer hole, two before and after base table
There are energy converter channel, 5 inside of energy converter channel, and energy converter 4 is housed for side, and base table passes through watchcase base table attachment device 13 with watchcase 6
It is fixed, it is fixed with circuit board 8 inside watchcase.Circuit board is equipped with hardware circuit, and hardware circuit is using industrial rank component.
Energy converter uses embedded design in pipeline, by device insertion inner wall of the pipe without other combiners, reduces crushing；
The ultrasonic wave of energy converter is sent and acquisition uses correlation, is reduced signal decaying, is enhanced metering precision and stability.
Temperature measuring equipment connects circuit board, and temperature measuring equipment detection in real time passes through the water flow temperature of base table and is transferred to circuit board.
The independent trepanning in base table part accesses temperature measuring device, temperature signal real-time Transmission to circuit board and the real-time display in display screen,
Temperature-compensating link is added when metering, improves dosing accuracy.
Circuit board is welded with infrared communication instruction device 9, display screen 10 by contact pin, infrared communication instruction device,
Display screen connects circuit board.Display screen is for showing the numerical value such as surveyed water temperature and water velocity.Hardware circuit on circuit board and
Liquid-crystal display section, can be down to continuous service under subzero 25 DEG C of environment using industrial rank component.Hardware circuit program is set
Meter contains M-bus or RS485 remote transmissions part, and access in radio upper management device can be needed according to data transmission, infrared logical
News instruction device is used to indicate the communication condition with upper management device.
Energy converter is sealedly connected on by O-ring 3 in energy converter channel.
Battery 7 is fixed with inside watchcase, battery connection circuitry plate is hardware circuit, temperature measuring equipment, infrared communication instruction dress
It sets, display screen power supply.
Watchcase top is equipped with upper cover 11, and the sealing ring 12 invaded for anti-water dust is clamped between upper cover and watchcase, can be opened
It opens upper cover and observes and measures result at any time.
What ultrasonic water meter mainly utilized is：When ultrasonic wave transmits in flow, the speed and temperature of flow can all influence
To ultrasonic wave receiving time.Ignore temperature influence under normal circumstances, thus influence at this time ultrasonic wave receiving time just only and water
The speed of stream is related.2 energy converters all emit and receive ultrasonic wave when measurement；It can then be calculated according to the time difference of upstream and downstream
Go out the speed of current flow, if it is known that the bore of water pipe can then calculate the flow of certain time.
Downstream formula：TUnder=L/ (VS+Vf)
Upstream formula：TOn=L/ (VS-Vf)
L is the distance of two energy converters, and VS is the ultrasonic propagation velocity in water, and Vf is the speed of flow.
Temperature measuring equipment detects water temperature in real time, and is transmitted to circuit board, and circuit board is according to the ultrasonic wave under different water temperature conditions
The value that spread speed corrects VS keeps the speed of the flow detected more accurate here it is temperature-compensating link.
Temperature measuring type ultrasonic water meter is used for the flow measurement of industrial water and city dweller's water.Transducer architecture embeds table
Body, crushing are small；Range ratio 200:1 measuring accuracy is high；It can be run in low temperature environment, it will not freezing water meter under low temperature environment；Fluid
Temperature acquires in real time, metered temperature-compensating, superior more accurate；Can by parameters wire transmission to higher level's management equipment,
With wide application space.
Certainly, the preferred embodiment of only the utility model described above, the utility model is not limited to enumerate above-mentioned
Embodiment, it should be noted that for any technical person familiar with the field under the guidance of this specification, that is made is all etc.
With replacement, apparent variant, all falls within the essential scope of this specification, ought to be protected by the utility model.
Claims (5)
1. temperature measuring type ultrasonic water meter, which is characterized in that including base table (1), temperature measuring equipment (2), base table (1) left and right ends are equipped with
Ring flange (14) for being connect with pipeline, base table (1) side are equipped with the thermometer hole for temperature measuring equipment (2) installation, temperature measuring equipment
(2) it is mounted in thermometer hole, there are energy converter channel (5) for base table (1) front and rear sides, pass through respectively inside energy converter channel (5)
Installation by adhering has energy converter (4), and the ultrasonic wave between energy converter (4) is sent and acquisition uses correlation, base table (1) and watchcase
(6) fixed by watchcase base table attachment device (13), it is fixed with circuit board (8) inside watchcase (6)；
Temperature measuring equipment (2) the connection circuit board (8), temperature measuring equipment (2) detection passes through base table (1) in real time water flow temperature and biography
It is defeated by circuit board (8).
2. temperature measuring type ultrasonic water meter according to claim 1, which is characterized in that by inserting above the circuit board (8)
Needle is welded with infrared communication instruction device (9), display screen (10), and infrared communication instruction device (9), display screen (10) connect circuit
Plate (8).
3. temperature measuring type ultrasonic water meter according to claim 1, which is characterized in that the energy converter (4) passes through O-ring
(3) it is sealedly connected in energy converter channel (5).
4. temperature measuring type ultrasonic water meter according to claim 1, which is characterized in that be fixed with electricity inside the watchcase (6)
Pond (7), battery (7) connect circuit board (8).
5. temperature measuring type ultrasonic water meter according to claim 1, which is characterized in that watchcase (6) top is equipped with upper cover
(11), the sealing ring (12) invaded for anti-water dust is clamped between upper cover (11) and watchcase (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820164232.4U CN207703274U (en) | 2018-01-31 | 2018-01-31 | Temperature measuring type ultrasonic water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820164232.4U CN207703274U (en) | 2018-01-31 | 2018-01-31 | Temperature measuring type ultrasonic water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703274U true CN207703274U (en) | 2018-08-07 |
Family
ID=63031402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820164232.4U Expired - Fee Related CN207703274U (en) | 2018-01-31 | 2018-01-31 | Temperature measuring type ultrasonic water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207703274U (en) |
-
2018
- 2018-01-31 CN CN201820164232.4U patent/CN207703274U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180807 Termination date: 20190131 |