CN106679753A - Water meter sensor - Google Patents

Water meter sensor Download PDF

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Publication number
CN106679753A
CN106679753A CN201510743251.3A CN201510743251A CN106679753A CN 106679753 A CN106679753 A CN 106679753A CN 201510743251 A CN201510743251 A CN 201510743251A CN 106679753 A CN106679753 A CN 106679753A
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CN
China
Prior art keywords
water meter
optical information
sensor
light
photosensitive electronic
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.)
Granted
Application number
CN201510743251.3A
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Chinese (zh)
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CN106679753B (en
Inventor
李中华
郎学政
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Ji'nan Analytical Information Technology Co Ltd
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Ji'nan Analytical Information Technology Co Ltd
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Application filed by Ji'nan Analytical Information Technology Co Ltd filed Critical Ji'nan Analytical Information Technology Co Ltd
Priority to CN201510743251.3A priority Critical patent/CN106679753B/en
Priority to PCT/CN2016/099420 priority patent/WO2017076132A1/en
Publication of CN106679753A publication Critical patent/CN106679753A/en
Application granted granted Critical
Publication of CN106679753B publication Critical patent/CN106679753B/en
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/06—Indicating or recording devices
    • G01F15/068—Indicating or recording devices with electrical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/06—Indicating or recording devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/07—Integration to give total flow, e.g. using mechanically-operated integrating mechanism

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Details Of Flowmeters (AREA)

Abstract

A water meter sensor is used for sensing accumulated flow, instantaneous flow and forward and backward rotating status of a mechanical water meter. The water meter sensor is fixed on the glass over a water meter dial plate and contains a light-concentrating light emitting diode and two parallel photographic electronic members; the light emitting diode irradiates on the dial plate to form a light spot covering the sensing area of the two photographic electronic members; the two photographic electronic members receive optical information of the reflected light of each sensing area and converts the optical information into electronic signals; the rotation of the pointer on the dial plate can cause obvious feature changes in optical information of the reflected light; through identifying the feature changes, the accumulated flow, instantaneous flow and forward and backward rotating status are calculated.

Description

Sensor of water meter
Technical field
The present invention relates to a kind of sensor of water meter, the sensor of water meter of the integrated flow, instantaneous delivery and positive-negative rotation state of water meter especially can be gathered in the case where any repacking is not carried out to mechanical water meter.
Background technology
At present, known sensor of water meter type has magnetic strength sensor of water meter and photoelectricity sensor of water meter.Magnetic strength sensor of water meter needs to install magnetic element additional in water meter, then perceives the rotation of magnetic element, is converted into on-off model output.Photoelectricity sensor of water meter is that water meter character wheel position is perceived using multiple photoelectric sensors, obtains the reading of water meter.The problem that two kinds of sensor of water meter are all present is to need the water meter to be gathered to reequip, and changes the original frame for movement of water meter, affects the measuring accuracy of water meter.Magnetic strength sensor of water meter does not directly export integrated flow, instantaneous delivery and positive-negative rotation state；Photoelectricity sensor of water meter does not directly export instantaneous delivery and positive-negative rotation state.
The content of the invention
In order to overcome the shortcomings of that existing sensor of water meter needs that water meter is carried out reequiping to gather data of water meter, the invention provides a kind of optics sensor of water meter, the optics sensor of water meter can not only gather integrated flow, instantaneous delivery and the positive-negative rotation state of water meter, and easily install and use by need not carrying out any repacking to water meter.
The technical solution adopted for the present invention to solve the technical problems is：Optics sensor of water meter is fixed on glass outside mechanical water meter dial plate, with light-focusing type light emitting diode and two photosensitive electronic components on the sensor of water meter, light-focusing type light emitting diode irradiates the round hot spot that a luminosity uniformly covers photosensitive electronic component sensing region in the pointer rotating range of water meter dial, and photosensitive electronic component receives the optical information of sensing region reflected light.When the pointer of rotation enters the sensing region of photosensitive electronic component, refer to and produce diffusing reflection and absorbing phenomenon for light, the optical information of reflected light when reflected light now is introduced into sensing region with pointer has very big difference, according to the difference characteristic, detects the position of pointer；Two photosensitive electronic components have been arranged in juxtaposition along pointer rotational trajectory on the sensor of water meter, when indicator of water gauge forward or reverse, first it is detected that the photosensitive electronic component of pointer is different, so as to identify the positive-negative rotation state of pointer.Pointer positive-negative rotation state, speed and cumulative number according to detecting can calculate the integrated flow and instantaneous delivery of water meter.
The invention has the beneficial effects as follows：Without the need for carrying out any repacking to mechanical water meter, you can while gather the integrated flow of water meter, instantaneous delivery and positive-negative rotation state, water meter precision and easy to use is not affected.
Description of the drawings
With reference to the accompanying drawings and examples the present invention is further described：Shown in Fig. 1, the present invention is the sensor of water meter that a profile is cylinder（2）, cylinder is a height of 5 centimeters, a diameter of 2 centimeters, and bottom is optical information collecting unit（3）, the circuit board of enclosure packaging belt signal processing unit, top is powered communication cable（1）, include power supply electric wire and communication wire.By sensor of water meter（2）The optical information collecting unit of bottom（3）End is fixed on water meter dial plate（4）A certain dial（5）Surface glass on, light-focusing type light emitting diode（7）In dial（5）On irradiate a luminosity and uniformly cover photosensitive electronic component（10）The round hot spot of sensing region.Fig. 2 is optical information collecting unit of the present invention（3）Face outline drawing, including a light-focusing type light emitting diode（7）With two photosensitive electronic components（10）, respectively by light insulation pad（8）Separate.Two condenser lenses（9）By two photosensitive electronic components（10）The light that sensing region is reflected is respectively focused on two photosensitive electronic components（10）On, to strengthen photosensitive electronic component（10）Resolving power.
Specific embodiment
As shown in fig. 1, the present invention is the sensor of water meter that a profile is cylinder（2）, cylinder is a height of 5 centimeters, a diameter of 2 centimeters, and housing diameter is slightly larger than water meter dial（5）Diameter, sensor（2）Bottom be optical information collecting unit（3）, sensor of water meter（2）Inside the shell encapsulate with power management, data sampling and processing, store function circuit board.The present invention passes through waterproof gasket cement by sensor of water meter as shown in Figure 1（2）Optical information collecting unit（3）End cements in water meter dial plate（4）Glass on, positioned at water meter dial（5）Surface.
As shown in Fig. 2 the optical information collecting unit of the present invention（3）Main element by a light-focusing type light emitting diode（7）With two photosensitive electronic components（10）And supporting collector lens（9）Composition, light-focusing type light emitting diode（7）A diameter of 3 millimeters, lighting angle is 60 degree, and launching light is the cool white light of 5500K colour temperatures.Light-focusing type light emitting diode（7）Positioned at dial center, two photosensitive electronic components（10）Along pointer（6）Rotational trajectory be arranged in juxtaposition, two photosensitive electronic components（10）By collector lens（9）Sensing region be two mutually circumscribed a diameter of 2.2 millimeters disc.Three electronic components use respectively light insulation pad（8）Separate, it is to avoid interfere.
In the embodiment shown in fig. 1, sensor of water meter（2）Optical information collecting unit（3）End cements in water meter dial plate by waterproof gasket cement（4）Glass on, by powered communication cable（1）After power supply, can be in dial（5）On irradiate a luminosity and uniformly cover photosensitive electronic component（10）The round hot spot of sensing region.Work as pointer（6）Photosensitive electronic component is not rotated to（10）Sensing region in when, photosensitive electronic component（10）Receive dial（5）The reflected light based on white light of white base plate reflection；Work as pointer（6）Go to photosensitive electronic component（10）Sensing region in when, because hot spot is in pointer（6）Surface there is diffusing reflection phenomenon, light intensity decreasing, and with coloured pointer（6）The light of other colors in addition to oneself true qualities, reflection and pointer can be absorbed（6）The light of same color, so that passing through collector lens（9）To photosensitive electronic component（10）Reflected light optical information occur with distinct characteristic change, photosensitive electronic component（10）These optical information changes are collected, and is converted into change in electric, transfer to the signal processing unit of shell interior circuit board, signal processing unit to capture the double change of this feature and will be identified as pointer（6）Have rotated a circle；The other sensor of water meter（2）Optical information collecting unit（3）Along indicator of water gauge（6）Rotational trajectory be arranged in juxtaposition two photosensitive electronic components（10）, pointer（6）During forward or reverse, the photosensitive electronic component of optical information change is perceived first（10）Difference, therefore water meter positive-negative rotation state can be identified；Sensor of water meter（2）Signal processing unit on shell interior circuit board is according to pointer（6）Positive-negative rotation state, speed and rotating cycle calculate the integrated flow and instantaneous delivery of water meter, and processed and stored for using with outside communication.

Claims (3)

1. a kind of sensor of water meter, in its bottom a light-focusing type light emitting diode is mounted with（7）With two photosensitive electronic components（10）, it is characterized in that：Light-focusing type light emitting diode（7）In water meter dial（5）On irradiate a luminosity and uniformly cover photosensitive electronic component（10）The round hot spot of sensing region, two photosensitive electronic components（10）Along indicator of water gauge（6）Rotational trajectory be arranged in juxtaposition and receive the optical information of respective sensing region reflected light, and be converted into electric signal.
2. sensor of water meter according to claim 1, is characterized in that：Two photosensitive electronic components（10）Can be by water meter dial（5）Upper indicator of water gauge（6）The optical information change that rotation causes is converted into the change of electric signal, and by recognizing the change of electric signal water meter dial is judged（5）On indicator of water gauge（6）Rotation.
3. sensor of water meter according to claim 1, is characterized in that：Two photosensitive electronic components（10）Along indicator of water gauge（6）Rotational trajectory be arranged in juxtaposition to receive the optical information of respective sensing region reflected light, by two photosensitive electronic components（10）The sequencing of optical information change is detected, water meter positive-negative rotation state is judged.
CN201510743251.3A 2015-11-05 2015-11-05 Water meter sensor Active CN106679753B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201510743251.3A CN106679753B (en) 2015-11-05 2015-11-05 Water meter sensor
PCT/CN2016/099420 WO2017076132A1 (en) 2015-11-05 2016-09-20 Water meter sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510743251.3A CN106679753B (en) 2015-11-05 2015-11-05 Water meter sensor

Publications (2)

Publication Number Publication Date
CN106679753A true CN106679753A (en) 2017-05-17
CN106679753B CN106679753B (en) 2020-03-24

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Family Applications (1)

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CN (1) CN106679753B (en)
WO (1) WO2017076132A1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108759945A (en) * 2018-08-07 2018-11-06 智恒科技股份有限公司 A kind of light pulse sensor of intellectual water meter
CN109374073A (en) * 2017-08-08 2019-02-22 浙江天地人科技有限公司 A kind of indicator of water gauge is directed toward identification device and water meter remote meter reading device
CN109470328A (en) * 2019-01-04 2019-03-15 智恒科技股份有限公司 A kind of intellectual water meter light pulse sensor of multiple spot induction type positive and negative rotation identification
CN110166738A (en) * 2019-04-04 2019-08-23 蓝蛛科技(杭州)有限公司 It is a kind of based on infrared intelligence instrument sensor device and system
CN112798069A (en) * 2021-04-15 2021-05-14 山东科技职业学院 Photoinduction teletransmission water gauge

Citations (7)

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Publication number Priority date Publication date Assignee Title
JPH10267708A (en) * 1997-03-21 1998-10-09 Mitsui Zosen Akishima Kenkyusho:Kk Positioning method for optical sensor
CN2516947Y (en) * 2001-10-11 2002-10-16 福建创新计算机软件股份有限公司 Installed photoelectric sensor on cover of water meter for remote indication
CN2665676Y (en) * 2003-12-30 2004-12-22 天津开发区翔龙网络设备有限公司 Straight emitting type sensor with two photoelectric tubes
CN2762079Y (en) * 2005-01-11 2006-03-01 江阴市立信智能设备有限公司 Sampling device of digital remote indicating water meter
JP2008003012A (en) * 2006-06-23 2008-01-10 Takahata Seiko Kk Electronic water meter
CN102809399A (en) * 2012-08-29 2012-12-05 重庆市智能水表有限责任公司 Intelligent electronic water meter and forward and backward rotary metering method thereof
CN203337232U (en) * 2013-04-19 2013-12-11 宁波市精诚仪表有限公司 Photoelectric sampler used for accuracy measurement of flowmeter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11296774A (en) * 1998-04-15 1999-10-29 Aichi Tokei Denki Co Ltd Reading method for city water meter pointer and device therefor
CN1265175C (en) * 2004-10-15 2006-07-19 陈雷 Magnetic coupled photoelectric intelligent recognition sensing meter
CN104457877A (en) * 2013-09-22 2015-03-25 天津市金凤来仪科技有限公司 Velocity type water meter with lighting function
CN104506825A (en) * 2015-01-09 2015-04-08 樊智勇 Electronic reading device for mechanical gauge and reading method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10267708A (en) * 1997-03-21 1998-10-09 Mitsui Zosen Akishima Kenkyusho:Kk Positioning method for optical sensor
CN2516947Y (en) * 2001-10-11 2002-10-16 福建创新计算机软件股份有限公司 Installed photoelectric sensor on cover of water meter for remote indication
CN2665676Y (en) * 2003-12-30 2004-12-22 天津开发区翔龙网络设备有限公司 Straight emitting type sensor with two photoelectric tubes
CN2762079Y (en) * 2005-01-11 2006-03-01 江阴市立信智能设备有限公司 Sampling device of digital remote indicating water meter
JP2008003012A (en) * 2006-06-23 2008-01-10 Takahata Seiko Kk Electronic water meter
CN102809399A (en) * 2012-08-29 2012-12-05 重庆市智能水表有限责任公司 Intelligent electronic water meter and forward and backward rotary metering method thereof
CN203337232U (en) * 2013-04-19 2013-12-11 宁波市精诚仪表有限公司 Photoelectric sampler used for accuracy measurement of flowmeter

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109374073A (en) * 2017-08-08 2019-02-22 浙江天地人科技有限公司 A kind of indicator of water gauge is directed toward identification device and water meter remote meter reading device
CN108759945A (en) * 2018-08-07 2018-11-06 智恒科技股份有限公司 A kind of light pulse sensor of intellectual water meter
CN109470328A (en) * 2019-01-04 2019-03-15 智恒科技股份有限公司 A kind of intellectual water meter light pulse sensor of multiple spot induction type positive and negative rotation identification
CN110166738A (en) * 2019-04-04 2019-08-23 蓝蛛科技(杭州)有限公司 It is a kind of based on infrared intelligence instrument sensor device and system
CN110166738B (en) * 2019-04-04 2021-01-01 蓝蛛科技(杭州)有限公司 Infrared-based intelligent instrument sensor device and system
CN112798069A (en) * 2021-04-15 2021-05-14 山东科技职业学院 Photoinduction teletransmission water gauge
CN112798069B (en) * 2021-04-15 2021-08-13 山东科技职业学院 Photoinduction teletransmission water gauge

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Publication number Publication date
CN106679753B (en) 2020-03-24
WO2017076132A1 (en) 2017-05-11

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