CN105136222B - Valve-regulated ultrasonic reflections type water meter - Google Patents
Valve-regulated ultrasonic reflections type water meter Download PDFInfo
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- CN105136222B CN105136222B CN201510595172.2A CN201510595172A CN105136222B CN 105136222 B CN105136222 B CN 105136222B CN 201510595172 A CN201510595172 A CN 201510595172A CN 105136222 B CN105136222 B CN 105136222B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 85
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims description 29
- 238000002604 ultrasonography Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 239000013049 sediment Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The present invention provides a kind of valve-regulated ultrasonic reflections type water meters.Including table body, two ultrasonic transducers, two ultrasonic reflections columns and controller, table body includes sequentially connected water inlet flow channel, first runner, measure runner, second flow channel and outlet passage, water level sensor is equipped in water inlet flow channel, two ultrasonic transducers are respectively arranged on first runner and the table body of second flow channel lower end, two ultrasonic reflections columns are respectively arranged on first runner and the table body of second flow channel upper end and can stretch up and down, measurement runner is made of the first measurement pipeline and the second measurement pipeline, the flow of first measurement pipeline measures the flow of pipeline less than second and is located at the lower section of the second measurement pipeline, the first electrically-controlled valve is equipped in first measurement pipeline, the second electrically-controlled valve is equipped in second measurement pipeline, two ultrasonic transducers, water level sensor, two electrically-controlled valves are electrically connected with the controller.When using the present invention, no matter water flow amount is big or small, measuring accuracy is higher.
Description
Technical field
The present invention relates to water meter technical fields, more particularly to a kind of valve-regulated ultrasonic reflections type water meter.
Background technique
It is well known that controlling artificial waste water resource in order to save water source, usually being installed originally on the water inlet pipe of each household
Water meter.Ultrasonic water meter is generated when time and tide is propagated in water because speed changes by detection ultrasonic wave acoustic beam
The time difference, analysis handle water outlet flow velocity to further integrating water outlet flow a kind of new-type water meter, due to its range ratio
Width, the high the operation is stable of measurement accuracy and it is very popular.
Existing ultrasonic water meter is divided into correlation and reflective according to the arrangement of sound channel.Correlation type ultrasonic water meter
Ultrasonic direction of wave travel intersect with water (flow) direction angled, output signal is small, structure is complicated, at high cost.It is reflective super
Sound wave water meter pipeline below for 100mm bore, detecting distance is too short, and the signal resolution for sampling out is low, causes the steady of table
Qualitative difference, measuring accuracy is not high, and reflecting element weakens ultrasonic energy vulnerable to sediment incrustation, and ultrasonic water meter is adopted
It is measured, is got over hour in water flow, measuring accuracy is lower with single channel.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of valve-regulated ultrasonic reflections type water meters.
In order to solve the above technical problems, one technical scheme adopted by the invention is that：It is anti-to provide a kind of valve-regulated ultrasonic wave
Emitting water meter, including table body, the first ultrasonic transducer, the second ultrasonic transducer, the first ultrasonic reflections column, the second ultrasound
Wave reflection column and controller, the table body include water inlet flow channel, measurement runner, outlet passage, the connection water inlet flow channel and survey
Measure the first runner of runner and the second flow channel of the connection outlet passage and measurement runner, the water inlet flow channel and out water flow
Road is located on same axis, and the measurement runner is located above the water inlet flow channel and outlet passage, the water inlet flow channel, measurement
Runner, outlet passage, first runner and second flow channel are the runner of same cross-sectional, are equipped with level sensor in the water inlet flow channel
Device, the water level sensor are electrically connected with the controller, and first ultrasonic transducer is set to the first runner lower end
Table body on, second ultrasonic transducer be set to the second flow channel lower end table body on, first ultrasonic reflections
Column is installed on the table body of the first runner upper end by the first telescoping drive mechanism, and the second ultrasonic reflections column passes through
Second telescoping drive mechanism is installed on the table body of the second flow channel upper end, the first ultrasonic reflections column and described second
The lower end of ultrasonic reflections column is angled end-face, and the splay end of the first ultrasonic reflections column and the second ultrasonic reflections column
Face is oppositely arranged, and first telescoping drive mechanism and second telescoping drive mechanism can respectively drive first ultrasound
Wave reflection column and the second ultrasonic reflections column are flexible up and down, first ultrasonic transducer, second ultrasonic waves
Energy device, first telescoping drive mechanism and second telescoping drive mechanism are electrically connected with the controller, the measurement
Runner is made of the first measurement pipeline and the second measurement pipeline, and the flow of the first measurement pipeline is less than second measurement pipe
The flow in road and the first measurement pipeline are located at the lower section of the second measurement pipeline, are equipped with the in the first measurement pipeline
One electrically-controlled valve, described second measures in pipeline equipped with the second electrically-controlled valve, first electrically-controlled valve and second electrically-controlled valve and institute
State controller electrical connection；The first ultrasonic reflections column and the second ultrasonic reflections column all have first position and second
Position, when the first ultrasonic reflections column and the second ultrasonic reflections column stretch to the first position, described
The angled end-face of one ultrasonic reflections column and the second ultrasonic reflections column distinguishes the both ends of the first measurement pipeline described in face；When
When the first ultrasonic reflections column and the second ultrasonic reflections column stretch to the second position, first ultrasonic wave
The angled end-face of reflection pillar and the second ultrasonic reflections column distinguishes the both ends of the second measurement pipeline described in face；The water level passes
Sensor sends the first letter to the controller for detecting current level, and when detecting current level lower than preset water level
Number, and second signal is sent to the controller when detecting that current level is higher than the preset water level；The controller
Second electrically-controlled valve is simultaneously closed off for when receiving first signal, opening first electrically-controlled valve, and passes through institute
It states the first telescoping drive mechanism and second telescoping drive mechanism respectively drives the first ultrasonic reflections column and described
Two ultrasonic reflections columns stretch to the first position, and when receiving the second signal, and it is automatically controlled to open described second
Valve simultaneously closes off first electrically-controlled valve, and is distinguished by first telescoping drive mechanism and second telescoping drive mechanism
The first ultrasonic reflections column and the second ultrasonic reflections column is driven to stretch to the second position.
Preferably, the tilt angle of the angled end-face of the first ultrasonic reflections column and the second ultrasonic reflections column is
45 degree.
It is in contrast to the prior art, the beneficial effects of the invention are as follows：It measures runner and is set to water inlet flow channel and out water flow
Above road, so ultrasonic signal is strong and stablizes, and ultrasonic reflections column is not easy sediment incrustation in the highest point of water flow, and
And measurement runner is made of two measurement pipelines, a flow is small, and a flow is big, no matter so water flow amount is big or small,
Measuring accuracy is higher.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the valve-regulated ultrasonic reflections type water meter of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiments are merely a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It is the structural schematic diagram of the valve-regulated ultrasonic reflections type water meter of the embodiment of the present invention referring to Fig. 1.The valve of the present embodiment
Control formula ultrasonic reflections type water meter includes table body 1, the first ultrasonic transducer 2, the second ultrasonic transducer 3, the first ultrasonic wave
Reflection pillar 21, the second ultrasonic reflections column 22 and controller (meaning not shown).
Table body 1 includes water inlet flow channel 11, measurement runner 12, outlet passage 13, connection water inlet flow channel 11 and measurement runner 12
First runner 14 and connection outlet passage 13 and the second flow channel 15 for measuring runner 12, water inlet flow channel 11 and outlet passage 13
On same axis, measurement runner 12 is located at 13 top of water inlet flow channel 11 and outlet passage, water inlet flow channel 11, measurement runner
12, outlet passage 13, first runner 14 and second flow channel 15 are the runner of same cross-sectional, are equipped with water level in water inlet flow channel 11 and pass
Sensor 110, water level sensor 110 are electrically connected with the controller,.
First ultrasonic transducer 2 is set on the table body 1 of 14 lower end of first runner, and the second ultrasonic transducer 3 is set to the
On the table body 1 of two runners, 15 lower end, the first ultrasonic reflections column 21 is installed on first runner by the first telescoping drive mechanism 22
On the table body 1 of 14 upper ends, the second ultrasonic reflections column 31 is installed on 15 upper end of second flow channel by the second telescoping drive mechanism 32
Table body 1 on, the lower end of the first ultrasonic reflections column 21 and the second ultrasonic reflections column 31 is angled end-face, and the first ultrasonic wave is anti-
The angled end-face for penetrating column 21 and the second ultrasonic reflections column 31 is oppositely arranged, the first telescoping drive mechanism 22 and the second flexible driving machine
Structure 32 can respectively drive the first ultrasonic reflections column 21 and the second about 31 ultrasonic reflections column is flexible, the first ultrasonic wave transducer
Device 2, the second ultrasonic transducer 3, the first telescoping drive mechanism 22 and the second telescoping drive mechanism 32 are electrically connected with the controller.
First ultrasonic transducer 2 and the second ultrasonic transducer 3 are for sending and receiving ultrasonic wave.In the present embodiment, the first surpass
The tilt angle of the angled end-face of sound wave reflection pillar 2 and the second ultrasonic reflections column 3 is 45 degree.
Measurement runner 12 is made of the first measurement pipeline 121 and the second measurement pipeline 122, the stream of the first measurement pipeline 121
It measures the flow for measuring pipeline 122 less than second and the first measurement pipeline 121 is located at the lower section of the second measurement pipeline 122.First surveys
It is equipped with the first electrically-controlled valve 4 in buret road 121, is equipped with the second electrically-controlled valve 5, the first electrically-controlled valve 4 and second in the second measurement pipeline 122
Electrically-controlled valve 5 is electrically connected with the controller.
Wherein, the first ultrasonic reflections column 21 and the second ultrasonic reflections column 31 all have first position and the second position,
When the first ultrasonic reflections column 21 and the second ultrasonic reflections column 31 stretch to first position, 21 He of the first ultrasonic reflections column
The angled end-face difference face first of second ultrasonic reflections column 31 measures the both ends of pipeline 121；When the first ultrasonic reflections column 21
When stretching with the second ultrasonic reflections column 31 to the second position, the first ultrasonic reflections column 21 and the second ultrasonic reflections column 31
Angled end-face distinguishes the both ends that face second measures pipeline 122.
Water level sensor 110 is used to detect current level, and when detecting current level lower than preset water level to control
Device sends the first signal, and sends second signal to controller when detecting that current level is higher than preset water level.
Controller is used for when receiving the first signal, is opened the first electrically-controlled valve 4 and is simultaneously closed off the second electrically-controlled valve 5, and leads to
It crosses the first telescoping drive mechanism 22 and the second telescoping drive mechanism 32 respectively drives the first ultrasonic reflections column 21 and the second ultrasound
Wave reflection column 31 stretches to first position, and when receiving second signal, opens the second electrically-controlled valve 5 and simultaneously closes off the first electricity
Valve 4 is controlled, and the first ultrasonic reflections column 21 is respectively driven by the first telescoping drive mechanism 22 and the second telescoping drive mechanism 32
It stretches with the second ultrasonic reflections column 31 to the second position.
At work, water flow enters the valve-regulated ultrasonic reflections type water meter of the present embodiment from water inlet flow channel 11, logical upwards
First runner 14 is crossed, measurement runner 12 is entered back into, is downwardly into second flow channel 15 after measuring runner 12, then by going out water flow
Road 13 flows out, i.e. the flow direction of water flow is first level, then upwards, again it is horizontal, still further below, final level, track of stream forms one
" convex " shape.
Due to being equipped with water level sensor 110 in water inlet flow channel 11, if current level is lower than preset water level, illustrate water flow stream
Measure it is small, if current level be higher than preset water level, illustrate that water flow is big.In measurement runner 12, if water flow is small, control
Device opens the first electrically-controlled valve 4 and simultaneously closes off the second electrically-controlled valve 5, drives the first ultrasonic reflections column 21 and the second ultrasonic reflections column
31 angled end-face difference face first measures the both ends of pipeline 121, and the accurate meter of small flow is carried out using the first measurement pipeline 121
Amount；If water flow is big, controller opens the second electrically-controlled valve 5 and simultaneously closes off the first electrically-controlled valve 4, drives the first ultrasonic reflections
The angled end-face of column 21 and the second ultrasonic reflections column 31 distinguishes the both ends that face second measures pipeline 122, uses the second measurement pipe
The accurate metering of the progress of road 122 big flow.Specifically, the first ultrasonic transducer 2 issues ultrasonic wave, it is 45 degree through angled end-face
The first ultrasonic reflections column 21 be reflected into the second ultrasonic reflections column 31 that angled end-face is similarly 45 degree, it is anti-by the second ultrasonic wave
It penetrates column 31 and is reflected into the second ultrasonic transducer 3 and be converted into electric signal, fair current time difference t1 is calculated by controller；Again by
Two ultrasonic transducers 3 issue ultrasonic wave, and it is same to be reflected into angled end-face through the second ultrasonic reflections column 31 that angled end-face is 45 degree
For 45 degree of the first ultrasonic reflections column 21, the first ultrasonic transducer 2 is reflected by the first ultrasonic reflections column 21 and is converted into
Adverse current time difference t2 is calculated by controller in electric signal.After completing the above process, so that it may according to fair current time difference t1 and adverse current
The flow velocity that time difference t2 must be discharged.
By the above-mentioned means, the measurement runner of the valve-regulated ultrasonic reflections type water meter of the embodiment of the present invention is set to feed water flow
Above road and outlet passage, so ultrasonic signal is strong and stablizes, and ultrasonic transducer is not easy in the highest point of water flow
Sediment incrustation, and measure runner and be made of two measurement pipelines, a flow is small, and a flow is big, no matter so water flow
Measure big or small, measuring accuracy is higher.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (2)
1. a kind of valve-regulated ultrasonic reflections type water meter, which is characterized in that including table body, the first ultrasonic transducer, the second surpass
Acoustic wave transducer, the first ultrasonic reflections column, the second ultrasonic reflections column and controller, the table body include water inlet flow channel, survey
It measures runner, outlet passage, the connection water inlet flow channel and measures the first runner of runner and connect the outlet passage and survey
Measure the second flow channel of runner, the water inlet flow channel and outlet passage be located on same axis, the measurement runner described in into
Above water flow passage and outlet passage, the water inlet flow channel, measurement runner, outlet passage, first runner and second flow channel are phase
With the runner in section, water level sensor is equipped in the water inlet flow channel, the water level sensor is electrically connected with the controller, institute
The first ultrasonic transducer is stated on the table body of the first runner lower end, second ultrasonic transducer is set to described the
On the table body of two runner lower ends, the first ultrasonic reflections column is installed on the first runner by the first telescoping drive mechanism
On the table body of upper end, the second ultrasonic reflections column is installed on the second flow channel upper end by the second telescoping drive mechanism
On table body, the lower end of the first ultrasonic reflections column and the second ultrasonic reflections column is angled end-face, and described the first is surpassed
The angled end-face of sound wave reflection pillar and the second ultrasonic reflections column is oppositely arranged, first telescoping drive mechanism and described
Two telescoping drive mechanisms can respectively drive the first ultrasonic reflections column and the second ultrasonic reflections column is flexible up and down,
First ultrasonic transducer, second ultrasonic transducer, first telescoping drive mechanism and described second stretch
Driving mechanism is electrically connected with the controller, and the measurement runner is made of the first measurement pipeline and the second measurement pipeline, institute
The area of section for stating the first measurement pipeline is less than the area of section of the second measurement pipeline and the first measurement pipeline is located at
Described second measures the lower section of pipeline, and the first electrically-controlled valve is equipped in the first measurement pipeline, is set in the second measurement pipeline
There is the second electrically-controlled valve, first electrically-controlled valve and second electrically-controlled valve are electrically connected with the controller；
The first ultrasonic reflections column and the second ultrasonic reflections column all have first position and the second position, when described
When first ultrasonic reflections column and the second ultrasonic reflections column stretch to the first position, first ultrasonic reflections
The angled end-face of column and the second ultrasonic reflections column distinguishes the both ends of the first measurement pipeline described in face；When first ultrasound
When wave reflection column and the second ultrasonic reflections column stretch to the second position, the first ultrasonic reflections column and described
The both ends of second measurement pipeline described in the angled end-face difference face of second ultrasonic reflections column；
The water level sensor is used to detect current level, and when detecting current level lower than preset water level to the control
Device sends the first signal, and sends the second letter to the controller when detecting that current level is higher than the preset water level
Number；
The controller is used for when receiving first signal, is opened first electrically-controlled valve and is simultaneously closed off second electricity
Valve is controlled, and it is anti-by first telescoping drive mechanism and second telescoping drive mechanism to respectively drive first ultrasonic wave
It penetrates column and the second ultrasonic reflections column stretches to the first position, and when receiving the second signal, open
Second electrically-controlled valve simultaneously closes off first electrically-controlled valve, and is stretched by first telescoping drive mechanism and described second
Driving mechanism respectively drives the first ultrasonic reflections column and the second ultrasonic reflections column stretches to the second position.
2. valve-regulated ultrasonic reflections type water meter according to claim 1, which is characterized in that first ultrasonic reflections
The tilt angle of the angled end-face of column and the second ultrasonic reflections column is 45 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510595172.2A CN105136222B (en) | 2015-09-17 | 2015-09-17 | Valve-regulated ultrasonic reflections type water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510595172.2A CN105136222B (en) | 2015-09-17 | 2015-09-17 | Valve-regulated ultrasonic reflections type water meter |
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| Publication Number | Publication Date |
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| CN105136222A CN105136222A (en) | 2015-12-09 |
| CN105136222B true CN105136222B (en) | 2018-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510595172.2A Active CN105136222B (en) | 2015-09-17 | 2015-09-17 | Valve-regulated ultrasonic reflections type water meter |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383275A (en) * | 2012-05-03 | 2013-11-06 | 沈阳市航宇星仪表有限责任公司 | Square-wave runner ultrasonic water gauge |
| CN104198003A (en) * | 2014-09-22 | 2014-12-10 | 北京昌民技术有限公司 | Ultrasonic flowmeter |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5917372B2 (en) * | 1978-12-01 | 1984-04-20 | 三菱電機株式会社 | Internal combustion engine intake air amount measuring device |
| JPS58208622A (en) * | 1982-05-28 | 1983-12-05 | Mazda Motor Corp | Device for detecting amount of intake air for engine |
| JP3487974B2 (en) * | 1995-06-26 | 2004-01-19 | 松下電器産業株式会社 | Ultrasonic gas flow meter |
| JP2001082989A (en) * | 1999-09-14 | 2001-03-30 | Kansai Gas Meter Co Ltd | Flowmeter |
-
2015
- 2015-09-17 CN CN201510595172.2A patent/CN105136222B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383275A (en) * | 2012-05-03 | 2013-11-06 | 沈阳市航宇星仪表有限责任公司 | Square-wave runner ultrasonic water gauge |
| CN104198003A (en) * | 2014-09-22 | 2014-12-10 | 北京昌民技术有限公司 | Ultrasonic flowmeter |
Non-Patent Citations (1)
| Title |
|---|
| "UF-911超声波流量计在东改工程中的应用";魏雷花;《中国农村水利水电》;20030920(第09期);第72-74页 * |
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| CN105136222A (en) | 2015-12-09 |
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