CN108180957A - Without magnetic remote transmitting water meter - Google Patents
Without magnetic remote transmitting water meter Download PDFInfo
- Publication number
- CN108180957A CN108180957A CN201810125788.7A CN201810125788A CN108180957A CN 108180957 A CN108180957 A CN 108180957A CN 201810125788 A CN201810125788 A CN 201810125788A CN 108180957 A CN108180957 A CN 108180957A
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- Prior art keywords
- water meter
- steel disc
- semicircle steel
- coil
- remote transmitting
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 239000011521 glass Substances 0.000 claims abstract description 3
- 238000005259 measurement Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 239000013078 crystal Substances 0.000 abstract description 8
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 5
- 239000010935 stainless steel Substances 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 abstract description 5
- 230000010355 oscillation Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 230000003321 amplification Effects 0.000 description 5
- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000005292 diamagnetic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009532 heart rate measurement Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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
- G01F15/065—Indicating or recording devices with transmission devices, e.g. mechanical
- G01F15/066—Indicating or recording devices with transmission devices, e.g. mechanical involving magnetic transmission devices
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The present invention relates to a kind of no magnetic remote transmitting water meters, including water meter body, have the red pointer of multiple meterings on the water meter body；Any one red pointer is coaxially arranged with semicircle steel disc on the water meter body；The semicircle steel disc is rotated synchronously with the shaft of red pointer；The glass top of the water meter body, the position of correspondence semicircle steel disc are provided with turn signal harvester.The present invention does not destroy the structure of existing water meter, it is only necessary to also without the watch crystal for destroying water meter when installing semicircle stainless steel substrates on existing water meter, while acquiring, it is only necessary to which harvester is positioned on the watch crystal of water meter can accurate gathered data；And without the magnetic elements such as permanent magnet inside the water meter of the present invention, influenced by inside and outside magnetic force small, can measure rotating speed using LC oscillation principles and judge rotation direction, measure accurately.
Description
Technical field
The present invention relates to a kind of water meter, especially it is a kind of can resist strong magnetic disturbance without magnetic remote transmitting water meter.
Background technology
In the prior art, there are two types of the metering methods of remote transmitting water meter：Pulse measurement mode and optoelectronic induction metering method.And
Pulse counter remote transmitting water meter is to be rotated stem-winder gear using the principle of no magnetic induction or the rotation of pointer is converted into electric arteries and veins
Rush signal.
For example, Chinese patent CN201020049396.6 disclose it is a kind of be applied to be resistant to the intelligent watermeter of strong magnetic with
And Chinese patent CN201420357838.1 discloses a kind of big pointer up-sampling separation magnetism-free type remote transmitting water meter；Both the above water
Table is all that semicircle diamagnetic stainless steel substrates are set on the impeller of water meter, rotated forward using two inductance in stainless steel substrates, reversion and
When going to relative at the different location of inductance one and inductance two, the damping waveform and undamped waveform of generation judge stainless steel substrates
Choose to install direction and swing circle, and then metering is carried out to water meter and surveys number.But problem caused in this way is：It is external when having
During strong magnetic disturbance, the damping waveform that can be received to inductance one and inductance two makes a big impact, and mistake occurs so that counting
And the phenomenon that error.
Certainly, in the prior art also just like Chinese patent CN107024252 discloses a kind of the remote without magnetic of anti-strong magnetic disturbance
Water meter is passed, to solve the above-mentioned problems, employs three coils around the home being distributed in equilateral triangle；Which raises detection essences
Degree and effect, but the distance detected is restricted, less than 6mm so that this sample detecting mode can not be in traditional wet water meter
Watch crystal apply immediately above.
Invention content
The technical problem to be solved by the present invention is to：A kind of inside is proposed without magnetic elements such as permanent magnets, by inside and outside
Magnetic force influence is small, can measure rotating speed using LC oscillation principles and judge rotation direction, and detecting distance is remote and measures accurate nothing
Magnetic remote transmitting water meter.
The technical solution adopted in the present invention is：A kind of no magnetic remote transmitting water meter, including water meter body, on the water meter body
Red pointer with multiple meterings；Any one red pointer is coaxially arranged with semicircle steel disc on the water meter body；Institute
The semicircle steel disc stated is rotated synchronously with the shaft of red pointer；Above the glass of the water meter body, correspond to semicircle steel disc
Position is provided with turn signal harvester；The turn signal harvester is included at signal acquisition sensor coil and signal
Manage circuit；The signal acquisition sensor coil includes external inductor coil and be uniformly arranged in external inductor coil 4
A inductance coil；The output terminal connection signal processing circuit of 4 inductance coils.
Further, in external inductor coil of the present invention and 4 integrally disposed assist sides of inductance coil.
It further says, in order not to destroy the watch crystal of wet-type meter, turn signal harvester of the present invention
Signal acquisition sensor coil and semicircle steel disc between be provided with detector gap；The detector gap is more than or equal to 10mm.
It further says, in order to meet the volume requirement of water meter in itself so that installation is more reasonable, and shape is more attractive, this
Invent a diameter of 17 ± 0.2mm of the semicircle steel disc.
It further says, in order to meet the volume requirement of water meter in itself so that more reasonable, semicircle of the present invention is installed
Shape steel disc is arranged on the side for the red pointer that minimum measurement unit is represented in all red pointers；The shaft being connect with semicircle steel disc
The shaft of the red pointer of minimum measurement unit is engaged by gear；The rotating speed of semicircle steel disc and the red pointer of minimum measurement unit
It is identical；The diameter of semicircle steel disc is not less than the inner ring diameter of external inductor coil.
The beneficial effects of the invention are as follows：The present invention does not destroy the structure of existing wet-type meter, it is only necessary in existing wet type water
Also without the watch crystal for destroying wet-type meter when installing semicircle stainless steel substrates on table, while acquiring, it is only necessary to will acquire
Device is placed directly on the watch crystal of wet-type meter can accurate gathered data；And inside the water meter of the present invention not
It containing magnetic elements such as permanent magnets, is influenced by inside and outside magnetic force small, can measure rotating speed using LC oscillation principles and judge to rotate
Direction measures accurate.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1-Fig. 5 is schematic diagram of the prior art without magnetic remote transmitting water meter；
Fig. 6 is the overall structure diagram of water meter of the present invention；
Fig. 7 is the overall structure diagram of turn signal harvester of the present invention；
Fig. 8 is the decomposition texture schematic diagram of Fig. 7；
Fig. 9 is the overall structure diagram of water meter removal turn signal harvester of the present invention；
Figure 10 is the vertical view of Fig. 9；
Figure 11 is the schematic block circuit diagram of PCB circuit board of the present invention；
Wherein:1st, the first inductance coil；2nd, the second inductance coil；3rd, third inductance coil；4th, the 4th inductance coil；5th, it is outer
Portion's inductance coil；6th, water meter body；7th, turn signal harvester；8th, counter；9th, semicircle steel disc；10th, red pointer.
Specific embodiment
Presently in connection with attached drawing and preferred embodiment, the present invention is described in further detail.These attached drawings are simplified
Schematic diagram only illustrates the basic structure of the present invention, therefore it only shows composition related to the present invention in a schematic way.
A kind of no magnetic remote transmitting water meter as shown in Figure 6, including water meter body 6, is provided with rotation on the water meter body
Signal pickup assembly 7.
As Figure 7-8, turn signal harvester includes being installed on water meter the connection structure of turn signal harvester
Semicircle steel disc and integrated external inductor coil in PCB circuit board and signal processing electricity on this in-vivo counting device 8
Road.
Counter 8 as shown in figs. 9-10, including counter ontology and is arranged on counter ontology and is rotated and counted
Multiple red pointers 10 of amount；As shown in Figure 10, the measurement unit of red pointer from left to right is respectively：0.0001m3、0.001m3、
0.01m3、0.1m3；Represent 0.0001m3Red pointer the semicircle steel disc of upper left corner setting；The shaft being connect with semicircle steel disc
It is engaged by gear and represents 0.0001m3Red pointer shaft；Semicircle steel disc is with representing 0.0001m3Red pointer rotating speed
Identical, i.e., the number of turns of semicircle steel disc rotation is with representing 0.0001m3Red indicators turn the number of turns it is equal.Semicircle steel disc with
The connection mode of shaft and, the connection mode of red pointer and shaft and, engaging by gear between shaft and shaft
Mode is the prior art, is not described herein.In order to meet the volume requirement of counter in itself so that install more reasonable, body
More compact, a diameter of 17mm of semicircle steel disc of product.The optimal location of semicircle steel disc is as shown in Figure 10.
Semicircle steel disc 9 is rotated synchronously with the shaft in water meter body；External inductor coil is being arranged on semicircle steel disc just
Top；Four inductance coils are uniformly arranged in external inductor coil；Detection is equipped between semicircle steel disc and external inductor coil
Gap, thickness of the detector gap for water meter watch crystal, about 10mm；The harvester that such detector gap can make is not
Need the watch crystal for destroying water meter that can accomplish precise acquisition.Four inductance coils are equipped between external inductor coil
Sense gap, the central axis of five groups of inductance coils 1,2,3,4,5 is arranged in parallel, in the center of semicircle steel disc, shaft
Mandrel line and the central axis of external inductor coil overlap；The inner ring of diameter >=external inductor coil of semicircle steel disc is straight
Diameter.External inductor coil, 4 inductance coils and signal processing circuit integrate in the circuit board；It is made using PCB circuit board
Coil, inductance value is basically identical, can be to avoid the quality because of the LC sensors on every piece of water meter hardware, the influence brought.And
It is acquired using inductance made of four coils, positioning is more accurate, avoids the shake of impeller in base table during because of bed scour, the mistake brought
Difference.The four big acquisition ranges of coil inductance area are wide, and two inductance critical points can be effectively treated in four inductance.Particularly small flow
When, what four inductance highlighted has advantage, does not have error substantially.And each angle data volume can be measured, into line number
According to analysis, the probability of error is avoided.
As shown in figure 11, external inductor coil generates continually changing magnetic field, internal four electricity using LC oscillation principles
Sense coil receives the magnetic field of external inductor coil；The output terminal connection signal processing circuit of four inductance coils；Signal processing electricity
Road includes signal amplification unit, timer unit and voltage comparator unit；The input terminal of signal amplification unit is respectively with four
A inductance coil is connected；The output terminal of signal amplification unit is connected to voltage comparator unit；Timer unit is used to calculate
The period of change of the voltage fiducial value of voltage comparator unit.
When steel disc is rotated with flow, steel disc is successively by four inductance coils, since steel disc has the work for absorbing magnetic field
With the magnetic flux of four inductance coils can change successively, become periodic variation.Microcontroller holds four inductance coils
Continuous sampling, and logical process obtain corresponding pulse period variation.
What signal amplification unit was selected in the present embodiment is the basic component of semiconductor, timer unit and voltage comparator
Unit is integrated in microcontroller；Due to signal amplification unit, microcontroller, the particular circuit configurations of driving circuit I, II and company
It is not the claimed content of this programme to connect mode, therefore, is not described herein.
The specific embodiment of the only present invention described in description above, various illustrations are not to the reality of the present invention
Matter Composition of contents limits, and person of an ordinary skill in the technical field can be to described in the past specific after specification has been read
Embodiment is made an amendment or is deformed, without departing from the spirit and scope of the invention.
Claims (5)
1. a kind of no magnetic remote transmitting water meter including water meter body, has the red pointer of multiple meterings on the water meter body；It is special
Sign is：Any one red pointer is coaxially arranged with semicircle steel disc on the water meter body；The semicircle steel disc with
The shaft of red pointer rotates synchronously；Above the glass of the water meter body, the position of corresponding semicircle steel disc be provided with rotation letter
Number harvester；The turn signal harvester includes signal acquisition sensor coil and signal processing circuit；The letter
Number acquisition sensor coil includes external inductor coil and 4 inductance coils being uniformly arranged in external inductor coil；4 electricity
Feel the output terminal connection signal processing circuit of coil.
2. as described in claim 1 without magnetic remote transmitting water meter, it is characterised in that：The external inductor coil and 4 inductance
In the integrally disposed assist side of coil.
3. as described in claim 1 without magnetic remote transmitting water meter, it is characterised in that：The signal acquisition of the turn signal harvester
Detector gap is provided between sensor coil and semicircle steel disc；The detector gap is more than or equal to 10mm.
4. as described in claim 1 without magnetic remote transmitting water meter, it is characterised in that：A diameter of the 17 of the semicircle steel disc ±
0.2mm。
5. as described in claim 1 without magnetic remote transmitting water meter, it is characterised in that：The semicircle steel disc is arranged on all red pointers
The side of the middle red pointer for representing minimum measurement unit；Minimum metering list is engaged by gear with the shaft that semicircle steel disc is connect
The shaft of the red pointer of position；Semicircle steel disc is identical with the rotating speed of the red pointer of minimum measurement unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810125788.7A CN108180957A (en) | 2018-02-08 | 2018-02-08 | Without magnetic remote transmitting water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810125788.7A CN108180957A (en) | 2018-02-08 | 2018-02-08 | Without magnetic remote transmitting water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108180957A true CN108180957A (en) | 2018-06-19 |
Family
ID=62552353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810125788.7A Pending CN108180957A (en) | 2018-02-08 | 2018-02-08 | Without magnetic remote transmitting water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108180957A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775940A (en) * | 2018-07-25 | 2018-11-09 | 王嘉静 | Without magnetic remote transmitting water meter |
| CN108801383A (en) * | 2018-08-20 | 2018-11-13 | 江苏赛达电子科技有限公司 | Non-magnetic intelligent water meter based on NB-IoT |
| CN109443462A (en) * | 2018-12-07 | 2019-03-08 | 杭州为峰智能科技有限公司 | A kind of antimagnetic measuring and testing device |
| CN109506726A (en) * | 2018-12-20 | 2019-03-22 | 江苏远传智能科技有限公司 | Induction type is without magnetic remote transmitting water meter |
| CN110346000A (en) * | 2019-07-24 | 2019-10-18 | 杭州乾博科技有限公司 | A kind of coil induction type water meter with abnormal detection function |
| CN110345998A (en) * | 2019-07-06 | 2019-10-18 | 杭州乾博科技有限公司 | A kind of coil induction type water meter of detectable adverse current |
| CN111289046A (en) * | 2020-02-29 | 2020-06-16 | 成都易信达科技股份有限公司 | Non-magnetic water meter and using method thereof |
| CN113607247A (en) * | 2021-08-06 | 2021-11-05 | 武汉盛帆电子股份有限公司 | Nonmagnetic metering test device and method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001084089A1 (en) * | 2000-05-04 | 2001-11-08 | Schlumberger Resource Management Services, Inc. | Fluid meter with magnetic flux sensor |
| CN101137892A (en) * | 2005-03-07 | 2008-03-05 | 萨佩尔公司 | Angular position inductive sensor |
| CN202119497U (en) * | 2011-06-23 | 2012-01-18 | 连云港连利水表有限公司 | Nonmagnetic signaling water meter with plastic casing |
| CN104034382A (en) * | 2014-06-30 | 2014-09-10 | 江苏赛达电子科技有限公司 | Up-sample separated non-magnetic type remote water meter |
| CN104048723A (en) * | 2014-06-30 | 2014-09-17 | 江苏赛达电子科技有限公司 | Separation non-magnetic type remote water meter with sampling on large pointer |
| WO2014167232A1 (en) * | 2013-04-12 | 2014-10-16 | Sappel | Device for simulating movement |
| CN107024252A (en) * | 2017-05-26 | 2017-08-08 | 江苏金钰铭电子有限公司 | It is a kind of resist strong magnetic disturbance without magnetic remote transmitting water meter |
| CN208223579U (en) * | 2018-02-08 | 2018-12-11 | 江苏远传智能科技有限公司 | A kind of no magnetic remote transmitting water meter |
-
2018
- 2018-02-08 CN CN201810125788.7A patent/CN108180957A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001084089A1 (en) * | 2000-05-04 | 2001-11-08 | Schlumberger Resource Management Services, Inc. | Fluid meter with magnetic flux sensor |
| CN101137892A (en) * | 2005-03-07 | 2008-03-05 | 萨佩尔公司 | Angular position inductive sensor |
| CN202119497U (en) * | 2011-06-23 | 2012-01-18 | 连云港连利水表有限公司 | Nonmagnetic signaling water meter with plastic casing |
| WO2014167232A1 (en) * | 2013-04-12 | 2014-10-16 | Sappel | Device for simulating movement |
| CN104034382A (en) * | 2014-06-30 | 2014-09-10 | 江苏赛达电子科技有限公司 | Up-sample separated non-magnetic type remote water meter |
| CN104048723A (en) * | 2014-06-30 | 2014-09-17 | 江苏赛达电子科技有限公司 | Separation non-magnetic type remote water meter with sampling on large pointer |
| CN107024252A (en) * | 2017-05-26 | 2017-08-08 | 江苏金钰铭电子有限公司 | It is a kind of resist strong magnetic disturbance without magnetic remote transmitting water meter |
| CN208223579U (en) * | 2018-02-08 | 2018-12-11 | 江苏远传智能科技有限公司 | A kind of no magnetic remote transmitting water meter |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775940A (en) * | 2018-07-25 | 2018-11-09 | 王嘉静 | Without magnetic remote transmitting water meter |
| CN108801383A (en) * | 2018-08-20 | 2018-11-13 | 江苏赛达电子科技有限公司 | Non-magnetic intelligent water meter based on NB-IoT |
| CN109443462A (en) * | 2018-12-07 | 2019-03-08 | 杭州为峰智能科技有限公司 | A kind of antimagnetic measuring and testing device |
| CN109443462B (en) * | 2018-12-07 | 2024-05-10 | 杭州为峰智能科技有限公司 | Antimagnetic metering detection device |
| CN109506726A (en) * | 2018-12-20 | 2019-03-22 | 江苏远传智能科技有限公司 | Induction type is without magnetic remote transmitting water meter |
| CN110345998A (en) * | 2019-07-06 | 2019-10-18 | 杭州乾博科技有限公司 | A kind of coil induction type water meter of detectable adverse current |
| CN110345998B (en) * | 2019-07-06 | 2020-10-09 | 杭州乾博科技有限公司 | Coil induction type water meter capable of detecting countercurrent and method for detecting countercurrent |
| CN110346000A (en) * | 2019-07-24 | 2019-10-18 | 杭州乾博科技有限公司 | A kind of coil induction type water meter with abnormal detection function |
| CN111289046A (en) * | 2020-02-29 | 2020-06-16 | 成都易信达科技股份有限公司 | Non-magnetic water meter and using method thereof |
| CN113607247A (en) * | 2021-08-06 | 2021-11-05 | 武汉盛帆电子股份有限公司 | Nonmagnetic metering test device and method |
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