CN110426094A - A kind of metering device and method - Google Patents
A kind of metering device and method Download PDFInfo
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- CN110426094A CN110426094A CN201910816118.4A CN201910816118A CN110426094A CN 110426094 A CN110426094 A CN 110426094A CN 201910816118 A CN201910816118 A CN 201910816118A CN 110426094 A CN110426094 A CN 110426094A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000005622 photoelectricity Effects 0.000 claims abstract description 63
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 230000001360 synchronised effect Effects 0.000 claims description 20
- 210000001367 artery Anatomy 0.000 claims 1
- 210000003462 vein Anatomy 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- 238000010586 diagram Methods 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
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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
- G01F1/56—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 using electric or magnetic effects
-
- 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
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- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a kind of metering device and methods, belong to data acquisition technology field.The metering device includes: pedestal, photoelectricity acquisition component, pulse collection component, memory and controller, obtains first flow information by photoelectricity acquisition component, the actual flow information that acquisition last time determines from memory；By comparing first flow information and second flow information, when the difference of the first flow information and the second flow information is greater than predetermined value, illustrate that photoelectricity acquisition component occurs misreading phenomenon, then using the third flow information that pulse collection component acquires as being determined as this actual flow information on preliminary data.It is compared and corrects by the data acquired to photoelectricity acquisition component, improve the accuracy rate of metering device data acquisition.
Description
Technical field
The present invention relates to data collecting field, in particular to a kind of metering device and metering method.
Background technique
With intelligent, level of digital raising, metering device in daily life (such as water meter, ammeter, gas meter
Deng) take intelligent metering device.Usual intelligent metering device can regular automatic data collection, and data record is saved
With upload onto the server, the foundation as subscriber payment.Therefore, the accuracy of data acquisition seems most important.
Currently, photo-electric data metering device is widely used in data acquisition.But photo-electric data metering fills
The processing mode set on coding techniques and signal identification is more complicated, there is reading blind area when character wheel is in carry status, knows
Error is easy to cause when other.Especially in a high position, when encountering number 0 and 9 carry, number jump is larger, and this jump is often
Lead to uprushing for customer charge, cause the discontented of user and complains.
Summary of the invention
In order to improve the accuracy rate that the data of metering device acquire, the bit error rate is reduced, the embodiment of the invention provides one kind
Metering device and metering method.The technical solution is as follows:
According to the first aspect of the embodiments of the present disclosure, a kind of metering device is provided, which includes: pedestal, photoelectricity
Acquisition component, pulse collection component, memory and controller, the pedestal are fixed on gauge table；The photoelectricity acquisition component
It is fixed on the pedestal, to obtain first flow information；The pulse collection component is fixed on the pedestal, to obtain
Three flow informations；The controller is electrically connected with the photoelectricity acquisition component, the memory and the pulse collection component respectively
It connects, to obtain the first flow information, second flow information and the third flow information, the second flow information is to deposit
The actual flow information that the last time of storage determines；And the first flow information and second flow information, when described first-class
When measuring the difference of information and the second flow information greater than predetermined value, the third flow information is determined as to this reality
Flow information.
Optionally, the photoelectricity acquisition component includes synchronous character wheel, several photoelectricity character wheels and opto-electrical direct reader；The synchronization
The metering character wheel of character wheel and the gauge table rotates synchronously；The synchronous character wheel and a photoelectricity character wheel are connected by gear
It connects, is connected between the adjacent photoelectricity character wheel by gear drive, photoelectricity character wheel is equipped with reflective encoder；The photo-electronic directly reading
Device determines the reading of gauge table by the reflective encoder.
Optionally, the pulse collection component includes magnetic-sensitive elements, and the magnetic-sensitive elements are located at the synchronous character wheel
Circumferential direction on, for acquiring the rotating cycle of synchronous character wheel.
According to the second aspect of an embodiment of the present disclosure, a kind of metering method is provided, this method comprises:
Obtain first flow information；
Second flow information is obtained, the second flow information is the actual flow information determined the last time of storage；
Compare the first flow information and second flow information；
When the difference of the first flow information and the second flow information is greater than predetermined value, third flow letter is obtained
It ceases, and the third flow information is determined as to this actual flow information.
It optionally, will be described when the difference of the first flow information and the second flow information is less than predetermined value
First flow information is determined as this actual flow information.
Optionally, the metering method further includes sending flow information to memory, and the flow information includes practical
Flow information.
Optionally, the flow information further includes information source identification, and the flow information further includes information source identification,
The information source identification is from photoelectricity acquisition component or from pulse collection component for distinguishing actual flow information.
According to the third aspect of an embodiment of the present disclosure, a kind of metering device is provided, which includes:
First obtains module, for obtaining first flow information；
Second obtains module, and for obtaining second flow information, the second flow information is to determine the last time of storage
Actual flow information；
Comparison module, for the first flow information and second flow information；
Determining module is obtained when the difference of the first flow information and the second flow information is greater than predetermined value
Third flow information, and the third flow information is determined as to this actual flow information.
Optionally, described true when the difference of the first flow information and the second flow information is less than predetermined value
Cover half block is also used to for the first flow information being determined as this actual flow information.
Optionally, the metering device further includes sending module, for sending memory, the flow for flow information
Information includes actual flow information.
Optionally, the flow information further includes information source identification, the flow information further includes information source mark
Know, the information source identification is from photoelectricity acquisition component or from pulse collection group for distinguishing actual flow information
Part.
According to a fourth aspect of embodiments of the present disclosure, a kind of metering device is provided, comprising:
Processor；
Memory for storage processor executable instruction；
Wherein, the processor is configured to:
Obtain first flow information；
Second flow information is obtained, the second flow information is the actual flow information determined the last time of storage；
Compare the first flow information and second flow information；
When the difference of the first flow information and the second flow information is greater than predetermined value, third flow letter is obtained
It ceases, and the third flow information is determined as to this actual flow information.
Technical solution bring beneficial effect provided in an embodiment of the present invention includes at least:
The metering device includes: pedestal, photoelectricity acquisition component, pulse collection component, memory and controller, passes through photoelectricity
Acquisition component obtains first flow information, the actual flow information that acquisition last time determines from memory；By comparing first-class
Information and second flow information are measured, when the difference of the first flow information and the second flow information is greater than predetermined value,
Illustrate that photoelectricity acquisition component occurs misreading phenomenon, then the third flow information acquired pulse collection component is as spare
It is determined as this actual flow information in data.It is compared and corrects by the data acquired to photoelectricity acquisition component, mention
The high accuracy rate of metering device data acquisitions.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of schematic diagram of water meter in the related technology；
Fig. 2 is a kind of scheme of installation of metering device provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of metering device provided in an embodiment of the present invention；
Fig. 4 is a kind of schematic diagram of the opto-electrical direct reader of metering device provided in an embodiment of the present invention；
Fig. 5 is a kind of working sensor schematic diagram of metering device provided in an embodiment of the present invention；
Fig. 6 is a kind of flow chart of metering method provided in an embodiment of the present invention；
Fig. 7 is a kind of block diagram of metering device provided in an embodiment of the present invention；
Fig. 8 is a kind of structural block diagram of metering device provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The invention discloses a kind of metering devices, comprising: pedestal 100, photoelectricity acquisition component 200, pulse collection component
300, memory and controller.Pedestal 100 is fixed on gauge table；Photoelectricity acquisition component 200 is fixed on pedestal 100, to obtain
Take first flow information；Pulse collection component 300 is fixed on pedestal 100, to obtain third flow information；Controller and photoelectricity
Acquisition component 200, memory and pulse collection component 300 are electrically connected, with obtain first flow information, second flow information and
Third flow information, second flow information are the actual flow information determined the last time of storage；And compare first flow information with
Second flow information, it is when the difference of first flow information and second flow information is greater than predetermined value, third flow information is true
It is set to this actual flow information.
First flow information is obtained by photoelectricity acquisition component 200, the actual flow that acquisition last time determines from memory
Information；By comparing first flow information and second flow information, when first flow information and the difference of second flow information are big
When predetermined value, illustrate the third stream that photoelectricity acquisition component 200 occurs misreading phenomenon, then acquires pulse collection component 300
Amount information is as being determined as this actual flow information on preliminary data.Pass through the data acquired to photoelectricity acquisition component 200
It is compared and corrects, improve the accuracy rate of metering device data acquisition.
Generally in one thousandth or so, pulse collection component 300 acquires the error of general 200 acquisition of photoelectricity acquisition component
Error 3/1000ths or so.And the present invention is compared and is corrected by the data acquired to photoelectricity acquisition component 200, is subtracted
The probability for having lacked error, makes error be maintained at 3/100000ths or so, improves the accuracy of data acquisition.
In order to better understand this programme, the present embodiment is described further by taking water meter as an example, but the meter of the application
Amount device can be used cooperatively with gauge tables such as water meter, ammeter, gas meters, be not limited to water meter.
Fig. 1 is a kind of schematic diagram of water meter in the related technology, as shown in Figure 1, water meter includes table body 1 and is fixed on table body 1
On dial plate 2.When in use, water flow flows into table body 1 from water inlet, after driving the metering character wheel 21 on dial plate 2 to rotate, from water outlet
Mouth outflow.
Fig. 2 is a kind of scheme of installation of metering device provided in an embodiment of the present invention, and Fig. 3 provides for the embodiment of the present invention
A kind of metering device structural schematic diagram, as shown in Figures 2 and 3, metering device disclosed by the invention includes: pedestal 100, light
Electric acquisition component 200, pulse collection component 300, memory and controller.
Pedestal 100 is fixed in the plane at 2 place of water meter dial plate；Photoelectricity acquisition component 200 is fixed on pedestal 100, with
Obtain first flow information；Pulse collection component 300 is fixed on pedestal 100, to obtain third flow information；Controller and light
Electric acquisition component 200, memory and pulse collection component 300 are electrically connected, with obtain first flow information, second flow information and
Third flow information, second flow information are the actual flow information determined the last time of storage；And compare first flow information with
Second flow information, it is when the difference of first flow information and second flow information is greater than predetermined value, third flow information is true
It is set to this actual flow information.
First flow information is obtained by photoelectricity acquisition component 200, the actual flow that acquisition last time determines from memory
Information；By comparing first flow information and second flow information, when first flow information and the difference of second flow information are big
When predetermined value, illustrate the third stream that photoelectricity acquisition component 200 occurs misreading phenomenon, then acquires pulse collection component 300
Amount information is as being determined as this actual flow information on preliminary data.Pass through the data acquired to photoelectricity acquisition component 200
It is compared and corrects, improve the accuracy rate of metering device data acquisition.
Optionally, photoelectricity acquisition component 200 includes synchronous character wheel 210, several photoelectricity character wheels 220 and opto-electrical direct reader；Together
The metering character wheel 21 for walking character wheel 210 and gauge table rotates synchronously；Synchronous character wheel 210 and a photoelectricity character wheel 220 are connected by gear
It connects, is connected between adjacent photoelectricity character wheel 220 by gear drive, photoelectricity character wheel 220 is equipped with reflective encoder；Opto-electrical direct reader
The reading of gauge table is determined by reflective encoder.
Optionally, in each 220 intermediate fabrication of photoelectricity character wheel loophole 221 of 3 certain angles, so that light can be with
The other side of character wheel can be transmitted to from the side of character wheel by unthreaded hole.
Fig. 4 is a kind of schematic diagram of the opto-electrical direct reader of metering device provided in an embodiment of the present invention, as shown in Fig. 4, light
Photoelectric direct reading device includes multiple groups photoelectric tube, a, ten, hundred, and one group of photoelectricity is installed in the two sides of each photoelectricity character wheel 220 of kilobit respectively
Pipe, the position of luminous tube and reception pipe install be it is fixed, when character wheel rotation, photoelectricity character wheel 220 passes through loophole 221
Angle changes, and the light that corresponding luminous tube issues penetrates the quantity that character wheel is irradiated to the character wheel other side and position with generation
Variation.Be on each reading of 0-9 in character wheel, light through character wheel be irradiated to the another side of character wheel quantity and position it is all different,
It is encoded according to this principle, then reads the data of water meter through decoding.
Optionally, every group of photoelectric tube is made of 5 luminous tubes and 5 reception pipes.
Optionally, referring to fig. 2, the minimum metering character wheel 21 of synchronous character wheel 210 and gauge table rotates synchronously, to guarantee photoelectricity
The precision of acquisition component 200 and the precision of gauge table are consistent, to guarantee the accuracy of photoelectricity acquisition component 200.
Optionally, the metering character wheel 21 of synchronous character wheel 210 and gauge table is coaxially disposed, and is provided with magnetic on synchronous character wheel 210
Stone 211, the metering character wheel 21 of gauge table are magnet steel character wheel.It is attracted each other by the magnetic force of magnetite 211 and magnet steel character wheel, to protect
It is synchronous with metering character wheel 21 to demonstrate,prove synchronous character wheel 210.
Optionally, pulse collection component 300 includes magnetic-sensitive elements, such as Hall sensor, and magnetic-sensitive elements are located at same
In the circumferential direction for walking character wheel 210, for acquiring the rotating cycle of synchronous character wheel 210.
Optionally, Hall sensor model (ALPSH) GDEDM021A.
Fig. 5 is a kind of working sensor schematic diagram of metering device provided in an embodiment of the present invention.As shown in figure 5, pulse
Acquisition component 300 may include first sensor 310 and second sensor 320；First sensor 310 and second sensor 320
Circumferentially along synchronous character wheel 210.
Due to being provided with 211 position of magnetite on synchronous character wheel 210 in first position A, second position B, the third place C
The signal that difference, corresponding first sensor 310 and second sensor 320 receive is also different；According to first position A, second
It sets B and the third place judges the motion state of synchronous character wheel 210, the motion state according to synchronous character wheel 210 judges synchronization character
The rotating cycle of wheel 210, to realize corresponding electronic measurement.
Optionally, first sensor 310 and second sensor 320 are integrated in a semiconductor chip, so that first
The position of sensor 310 and second sensor 320 is relatively fixed, guarantees the consistency of various state duty ratios, to guarantee
The case where all keeing relative stability under various unfavorable conditions, not will cause signal deletion.
Optionally, pedestal 100 can be fixed on water meter in several ways, such as fixed by snap on water meter,
It can also be fixed by screws on water meter.
Fig. 6 is a kind of flow chart of metering method provided in an embodiment of the present invention；As shown in fig. 6, this method comprises:
Step 401: obtaining first flow information；
Step 402: obtaining second flow information, second flow information is the actual flow information determined the last time of storage；
Step 403: comparing first flow information and second flow information；
Step 404: when the difference of first flow information and second flow information is greater than predetermined value, obtaining third flow letter
It ceases, and third flow information is determined as to this actual flow information.
First flow information is obtained by photoelectricity acquisition component, the actual flow that last time determines is obtained from memory and is believed
Breath；By comparing first flow information and second flow information, when first flow information and the difference of second flow information are greater than
When predetermined value, illustrate that photoelectricity acquisition component occurs misreading phenomenon, then the third flow information acquired pulse collection component is made
For the actual flow information for being determined as this on preliminary data.It is compared by the data acquired to photoelectricity acquisition component and school
Just, the accuracy rate of metering device data acquisition is improved.
Optionally, this method can also include:
Step 405: when the difference of first flow information and second flow information is less than predetermined value, by first flow information
It is determined as actual flow information.
If difference is less than predetermined value, illustrate that photoelectricity acquisition component reading is normal.Since pulse collection component exists centainly
Accumulated error, therefore, under normal circumstances, the accuracy rate of photoelectricity acquisition component is higher than pulse collection component, thus, select photoelectricity to adopt
Collect component reading as this actual flow information.
Optionally, predetermined value can be determined according to data read cycle.The use acquired twice before and after photoelectricity acquisition component
Water is greater than 10 ton hours, and so as to judge, the data of photoelectricity acquisition component acquisition are wrong, because water consumption can not once dash forward
Become 10 tons.It at this time can be more close to actual value using the data that pulse collection component acquires.
Photoelectric direct reading module cannot record in real time water consumption, and the use that pulse collection module can be daily to user
Water carries out real-time storage, and when user is disputed with water, we can extract water data analysis water utilizing process.
Optionally, this method can also include:
Step 406: sending memory for flow information, flow information includes actual flow information.Flow information is deposited
Storage can be convenient and use next time in memory.
Flow information can also include information source identification, be from photoelectricity acquisition component for distinguishing actual flow information
Or come from pulse collection component.For example, if actual flow information come from photoelectricity acquisition component, information source identification 1, if
Actual flow information comes from pulse collection component, then information source identification is 0.
When the multiple information source identification of continuity shows that actual flow information comes from pulse collection component, sending module is also
Fault-signal can be sent to server, service personnel is notified to overhaul pulse collection component.
Fig. 7 is a kind of block diagram of metering device provided in an embodiment of the present invention, as shown in fig. 7, the device includes: first to obtain
Modulus block 501, second obtains module 502, comparison module 503 and determining module 504,.
First obtains module 501, for obtaining first flow information；
Second obtains module 502, and for obtaining second flow information, second flow information is the reality determined the last time of storage
Border flow information；
Comparison module 503, for comparing first flow information and second flow information；
Determining module 504 obtains third stream when the difference of first flow information and second flow information is greater than predetermined value
Information is measured, and third flow information is determined as to this actual flow information.
Module is obtained by first and obtains first flow information, and second flow information is obtained by the second acquisition module and is passed through
Comparison module compares first flow information and second flow information, when first flow information and the difference of second flow information are greater than
When predetermined value, illustrate that photoelectricity acquisition component occurs misreading phenomenon, it is determined that the third stream that module acquires pulse collection component
Amount information is as being determined as this actual flow information on preliminary data.It is carried out by the data acquired to photoelectricity acquisition component
Compare and correct, improves the accuracy rate of metering device data acquisition.
Optionally, when the difference of first flow information and second flow information is less than predetermined value, determining module is also used to
First flow information is determined as to this actual flow information.
Optionally, metering device further includes sending module, and for sending memory for flow information, flow information includes
Actual flow information.
Optionally, flow information further includes information source identification, for distinguishing actual flow information is acquired from photoelectricity
Component still comes from pulse collection component.
Fig. 8 is a kind of structural block diagram of metering device provided in an embodiment of the present invention.Metering device 600 includes with next
Or multiple components: processor 601, memory 602, wireless transport module 603, display screen 604, power module 605, photo-electronic directly reading
Module 606 and pulse collection module 607.
Processor 601 includes one or more than one processing core, and processor 601 passes through runs software program and mould
Block, thereby executing various function application and information processing.Memory 602, wireless transport module 603, display screen 604, power supply
Module 605, photoelectric direct reading module 606 and pulse collection module 607 are connected with processor 601.Memory 602 can be used for storing to
A few instruction, processor 601 is for executing at least one instruction, to realize each step in above method embodiment.
Display screen 604 is connected with wireless transport module 603, for showing the information of output.
In addition, memory 602 can be by any kind of volatibility or non-volatile memory device or their combination
It realizes, volatibility or non-volatile memory device include but is not limited to: disk or CD, electrically erasable programmable read-only memory
(EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM), static to access memory (SRAM) at any time, read-only memory
(ROM), magnetic memory, flash memory, programmable read only memory (PROM).
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided
It such as include the memory of instruction, above-metioned instruction can execute metering method by processor.For example, the computer-readable storage of non-transitory
Medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage devices etc..
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
Complete, relevant hardware can also be instructed to complete by program, program can store in a kind of computer-readable storage
In medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, all in the spirit and principles in the present invention
Within, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of metering device, which is characterized in that the metering device includes: pedestal (100), photoelectricity acquisition component (200), arteries and veins
Acquisition component (300), memory and controller are rushed,
The pedestal (100) is fixed on gauge table；
The photoelectricity acquisition component (200) is fixed on the pedestal (100), to obtain first flow information；
The pulse collection component (300) is fixed on the pedestal (100), to obtain third flow information；
The controller is electric with the photoelectricity acquisition component (200), the memory and the pulse collection component (300) respectively
Connection, to obtain the first flow information, second flow information and the third flow information, the second flow information is
The actual flow information that the last time of storage determines；And the first flow information and second flow information, when described first
When the difference of flow information and the second flow information is greater than predetermined value, the third flow information is determined as to this reality
Border flow information.
2. metering device according to claim 1, which is characterized in that the photoelectricity acquisition component (200) includes synchronization character
Take turns (210), several photoelectricity character wheels (220) and opto-electrical direct reader；The metering character wheel of the synchronous character wheel (210) and the gauge table
(21) it rotates synchronously；The synchronous character wheel (210) is connect with a photoelectricity character wheel (220) by gear, and adjacent is described
It is connected between photoelectricity character wheel (220) by gear drive, photoelectricity character wheel (220) is equipped with reflective encoder；The opto-electrical direct reader
The reading of gauge table is determined by the reflective encoder.
3. metering device according to claim 2, which is characterized in that the pulse collection component (300) includes magnetic susceptibility
Device, the magnetic-sensitive elements are located in the axial direction of the synchronous character wheel (210), for acquiring the rotation of synchronous character wheel (210)
Enclose number.
4. a kind of metering method, which is characterized in that the metering method includes:
Obtain first flow information；
Second flow information is obtained, the second flow information is the actual flow information determined the last time of storage；
Compare the first flow information and second flow information；
When the difference of the first flow information and the second flow information is greater than predetermined value, third flow information is obtained,
And the third flow information is determined as to this actual flow information.
5. metering method according to claim 4, which is characterized in that
When the difference of the first flow information and the second flow information is less than predetermined value, by the first flow information
It is determined as this actual flow information.
6. metering method according to claim 4, which is characterized in that the metering method further include:
Memory is sent by flow information, the flow information includes actual flow information.
7. metering method according to claim 6, which is characterized in that the flow information further includes information source identification,
The information source identification is from photoelectricity acquisition component or from pulse collection component for distinguishing actual flow information.
8. a kind of metering device, which is characterized in that the metering device includes:
First obtains module, for obtaining first flow information；
Second obtains module, and for obtaining second flow information, the second flow information is the reality determined the last time of storage
Flow information；
Comparison module, for the first flow information and second flow information；
Determining module obtains third when the difference of the first flow information and the second flow information is greater than predetermined value
Flow information, and the third flow information is determined as to this actual flow information.
9. metering device according to claim 8, which is characterized in that
When the difference of the first flow information and the second flow information is less than predetermined value, the determining module is also used to
The first flow information is determined as to this actual flow information.
10. a kind of metering device, which is characterized in that the metering device includes:
Processor；
Memory for storage processor executable instruction；
Wherein, the processor is configured to:
Obtain first flow information；
Second flow information is obtained, the second flow information is the actual flow information determined the last time of storage；
Compare the first flow information and second flow information；
When the difference of the first flow information and the second flow information is greater than predetermined value, third flow information is obtained,
And the third flow information is determined as to this actual flow information.
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