CN107727182A - A kind of gas meter, flow meter metering signal separated time harvester - Google Patents
A kind of gas meter, flow meter metering signal separated time harvester Download PDFInfo
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- CN107727182A CN107727182A CN201711105390.9A CN201711105390A CN107727182A CN 107727182 A CN107727182 A CN 107727182A CN 201711105390 A CN201711105390 A CN 201711105390A CN 107727182 A CN107727182 A CN 107727182A
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- gear
- sampling
- signal output
- signal
- master control
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- 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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- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The present invention relates to a kind of gas meter, flow meter metering signal separated time harvester.The present invention includes mechanical counter, the first sampling gear, the second sampling gear, transition gear, signal output gear and master control borad；First sampling gear engages with the tooth on the right side of lead-in wheel；Signal input gear engages with the first sampling character wheel, the second sampling gear；Second sampling gear engages with transition gear；Signal output gear engages with transition gear；Master control borad is arranged on the front of signal output gear, parallel with signal output gear face.Hall sensor is provided with master control borad, Hall sensor position is corresponded on signal output gear and is provided with magnet steel.The present invention solves magnet steel installation difficulty.Also solve upper and lower Hall installation inconsistency and gather the situation of jitter.And the patterns of double sampling character wheels are used, greatly reduce the probability of occurrence count failure.Metering is not affected more stable, elimination because gathering the problem of signal is bad caused by the reason for manual operation.
Description
Technical field
The invention belongs to gas meter, flow meter field of measuring techniques, is related to a kind of gas meter, flow meter metering signal separated time harvester.
Background technology
Existing combustion gas meter signal acquisition device uses Hall subassembly and lower Hall subassembly as electronics part on the market
Point, character wheel of counter installs magnet steel additional.When character wheel turns around, upper Hall subassembly and lower Hall subassembly respectively with magnet steel adhesive once,
Obtain the information and gather signal success.The magnet steel of existing metering signal harvester installs calibrated trouble, on character wheel,
Installation requirement precision is not higher, easy to operate.And Hall subassembly installation site requires high up and down, electronic device must assure that and magnet steel
Relative position is consistent, have deviation will cause signal acquisition less than.It is higher to install Hall subassembly cost of labor and Material Cost up and down additional.
Therefore by magnet steel gear mounted externally, while upper and lower Hall subassembly is cancelled, by hall device paster on master control borad, from
There is very big saving on Material Cost and artificial running cost.
The content of the invention
It is an object of the invention to provide a kind of gas meter, flow meter metering signal separated time harvester.
The present invention includes mechanical counter, the first sampling gear, the second sampling gear, transition gear, signal output gear
And master control borad；Right side is provided with lead-in wheel in described mechanical counter；First sampling gear is set behind mechanical counter, the
One sampling word engages with the tooth on the right side of lead-in wheel；The signal that the framework rear of mechanical counter is provided with signal input gear group is defeated
Enter gear；Second sampling gear is located at signal input gear bottom, and left side is provided with transition gear；First sampling character wheel, second
Sampling gear engages with signal input gear；Second sampling character wheel engages with transition gear, signal output gear and transition tooth
Wheel engagement；Master control borad is fixedly installed on below mechanical counter, and top and the master control borad mechanical counter bottom surface of master control borad are put down
OK, the upper right corner of master control borad is arranged on the front of signal output gear, parallel with signal output gear face；The master control borad upper right corner
A pair of Hall sensors are provided with, Hall sensor position is corresponded on signal output gear and is provided with magnet steel.
Card is uniformly arranged with teeth on the right side of described lead-in wheel.
The first sampling character wheel mounting groove is provided with behind the framework of described mechanical counter, the first sampling gear is arranged on
In first sampling character wheel mounting groove.
Described signal input gear, the first sampling character wheel and the second sampling gear are different pre-small post-large two of the number of teeth
Layer cone pulley, wherein the first sampling character wheel is identical with the second sampling gear structure；The big cone pulley of first sampling character wheel diameter, second take
The big cone pulley of sample gear diameter cone pulley small with signal input gear diameter engages；The first small cone pulley of sampling character wheel diameter with
Tooth engagement on the right side of lead-in wheel, the small cone pulley of the second sampling character wheel diameter engage with transition gear.
The framework lower right corner of described mechanical counter behind framework by being provided with signal output gear mounting platform, signal
Output gear is arranged on before signal output mounting platform.
Described signal output is fixedly arranged on the gear with magnet steel storehouse, and magnet steel is provided with magnet steel in storehouse；Magnet steel storehouse includes peace
It behave affectedly and fixed block, installation cavity is the hollow columnar structures that section is imperfect annulus, cylindrical magnet steel is arranged in installation cavity；
Fixed block is arranged on the missing face of installation cavity, and projection is provided with the top of fixed block.
Described master control borad is the middle chip circuit plate for carrying display screen.
Two described Hall sensors are symmetrical with signal output gear axis.
The present invention changes traditional idea of winning the confidence, and solves original metering signal harvester magnet steel installation difficulty first
Problem.Also original metering signal harvester Hall installation inconsistency and the situation of collection jitter up and down are solved.
This metering signal harvester, is drawn by gear.Its collection signal principle is constant, when character wheel turns around, mounting magnetic steel
Gear simultaneously also rotate one circle.So metering be not affected it is more stable, also eliminate because the reason for manual operation causes
Collection signal it is bad the problem of.Two Hall sensors are provided with simultaneously, and magnet steel has to pass through two sensor master control borads
Count, avoid magnet steel it is relative with one of sensor when the counting error that occurs so that counting is more accurate.Material into
This and artificial running cost are relatively low.And using the pattern of double sampling character wheels, even if a certain sampling character wheel breaks down, do not influence
The operation of another sampling character wheel, the probability of occurrence count failure is greatly reduced in use.
Brief description of the drawings
Fig. 1 is the positive structure diagram of the present invention；
Fig. 2 is the backsight structural representation of the present invention；
Fig. 3 is the structural representation that Fig. 2 removes counter framework and master control borad；
Fig. 4 is Fig. 2 overlooking the structure diagram；
Fig. 5 is Fig. 2 right side structural representation；
Fig. 6 is the drive mechanism schematic diagram of lead-in wheel and each gear in the present invention；
Fig. 7 is the schematic view of the mounting position of signal output gear and master control borad in Fig. 1.
Embodiment
As shown in figs. 1 to 6, a kind of gas meter, flow meter metering signal separated time harvester, including mechanical counter 1, first sample
Gear 2, second samples gear 3, transition gear 4, signal output gear 5 and master control borad 6.Mechanical counter 1 includes cuboid frame
Frame, trunnion axis is provided among frame structure, is altered on trunnion axis and is connected to eight character wheels, the character wheel of right side first is as lead-in wheel 11.
The right side card of lead-in wheel 11 is uniformly arranged with teeth.The first sampling character wheel mounting groove 12 is provided with behind the framework of mechanical counter 1,
First sampling gear 2 is arranged in the first sampling character wheel mounting groove 12.The framework rear of mechanical counter 1 is provided with signal input
Gear train 7, input gear group 7 is with sampling character wheel meshed gears as signal input gear 71.Second sampling gear 3 is arranged on
On gas meter housing, positioned at the bottom of signal input gear 71.Signal input gear 71, first samples character wheel 2 and second and samples tooth
Wheel 3 is different two layers pre-small post-large of the cone pulley of the number of teeth, wherein the first sampling character wheel 2 is identical with the second sampling structure of gear 3.The
The left side of two sampling gear 3 is provided with transition gear 4.The big cone pulley of the first sampling diameter of character wheel 2, the second sampling diameter of gear 3 are big
Small with the diameter of signal input gear 71 cone pulley of cone pulley engage.The first sampling diameter of character wheel 2 small cone pulley and lead-in wheel 11
The tooth engagement on right side, the small cone pulley of the second sampling diameter of character wheel 2 engage with transition gear 4.The framework lower right corner of mechanical counter 1
By being provided with signal output gear mounting platform 13 behind framework, signal output gear 5 is arranged on signal output mounting platform 13
Above.Signal output gear 5 engages with transition gear 4.
As shown in fig. 7, being fixedly installed magnet steel storehouse on signal output gear 5, magnet steel 52 is provided with magnet steel storehouse.Magnet steel storehouse
Including installation cavity 511 and fixed block 512, installation cavity be section be imperfect annulus hollow columnar structures, cylindrical magnet steel 52
It is arranged in installation cavity.Fixed block 512 is arranged on the missing face of installation cavity, and the top of fixed block 512 is provided with projection, and utilization is convex
Rise and magnet steel 52 is fixed in installation cavity 511.
Master control borad 6 is fixedly installed on the lower section of mechanical counter 1, on gas meter housing.Master control borad 6 carries for centre
The chip circuit plate of display screen.The top of master control borad 6 is parallel with the bottom surface of master control borad mechanical counter 1, the upper right corner of master control borad 6
The front of signal output gear 5 is arranged on, it is parallel with the end face of signal output gear 5.The upper right corner of master control borad 6 is provided with a pair of Halls
Sensor 8, two Hall sensors are symmetrical with the axis of signal output gear 5, each Hall sensor it is defeated away from signal
The distance for going out the axis of gear 5 is equal with distance of the magnet steel 52 away from the axis of signal output gear 5 so that output gear rotates through
Magnet steel 52 can successively pass through two Hall sensors in journey.
The course of work：When gas meter, flow meter is ventilated, table tool internal gas flow drives input gear group in table to rotate, in input gear group
Signal input gear simultaneously drive first sampling character wheel and second sampling character wheel rotate, first sampling character wheel drive lead-in wheel,
Lead-in wheel rotates the mechanical count for completing gas meter, flow meter, completes machinery and wins the confidence.Second sampling character wheel drives transition gear to rotate, transition
Gear drives signal output pinion rotation, and while signal output pinion rotation, magnet steel is done along signal output gear axis to be revolved
Transhipment is dynamic, and main control chip counts magnet steel in master control borad after first Hall element and by second Hall element, and will
Variable is shown in the middle part of master control borad on display screen, is completed numeral and is won the confidence.
Claims (8)
1. a kind of gas meter, flow meter metering signal separated time harvester, including mechanical counter, the first sampling gear, the second sampling tooth
Wheel, transition gear, signal output gear and master control borad；It is characterized in that：Right side is provided with lead-in in described mechanical counter
Wheel；First sampling gear is set behind mechanical counter, and the first sampling word engages with the tooth on the right side of lead-in wheel；Mechanical counter
Framework rear is provided with the signal input gear of signal input gear group；Second sampling gear is located at signal input gear bottom,
Left side is provided with transition gear；First sampling character wheel, the second sampling gear engage with signal input gear；Second sampling character wheel
Engaged with transition gear, signal output gear engages with transition gear；Master control borad is fixedly installed on below mechanical counter, master control
The top of plate is parallel with master control borad mechanical counter bottom surface, and the upper right corner of master control borad is arranged on the front of signal output gear,
It is parallel with signal output gear face；The master control borad upper right corner is provided with a pair of Hall sensors, is corresponded to suddenly on signal output gear
You are provided with magnet steel by sensing station.
A kind of 2. gas meter, flow meter metering signal separated time harvester as claimed in claim 1, it is characterised in that：Described lead-in wheel
Right side card is uniformly arranged with teeth.
A kind of 3. gas meter, flow meter metering signal separated time harvester as claimed in claim 1, it is characterised in that：Described machinery meter
The first sampling character wheel mounting groove is provided with behind the framework of number device, the first sampling gear is arranged on the first sampling character wheel mounting groove
It is interior.
A kind of 4. gas meter, flow meter metering signal separated time harvester as claimed in claim 1, it is characterised in that：Described signal is defeated
It is different two layers pre-small post-large of the cone pulley of the number of teeth to enter gear, the first sampling character wheel and the second sampling gear, wherein first samples
Character wheel is identical with the second sampling gear structure；The big cone pulley of the big cone pulley of first sampling character wheel diameter, the second sampling gear diameter
The cone pulley small with signal input gear diameter engages；The small cone pulley of first sampling character wheel diameter is nibbled with the tooth on the right side of lead-in wheel
Close, the small cone pulley of the second sampling character wheel diameter engages with transition gear.
A kind of 5. gas meter, flow meter metering signal separated time harvester as claimed in claim 1, it is characterised in that：Described machinery meter
By being provided with signal output gear mounting platform behind framework, it is defeated that signal output gear is arranged on signal in the framework lower right corner of number device
Go out before mounting platform.
A kind of 6. gas meter, flow meter metering signal separated time harvester as claimed in claim 1, it is characterised in that：Described signal is defeated
Go out to be fixedly arranged on the gear with magnet steel storehouse, magnet steel is provided with magnet steel in storehouse；Magnet steel storehouse includes installation cavity and fixed block, and installation cavity is
Section is the hollow columnar structures of imperfect annulus, and cylindrical magnet steel is arranged in installation cavity；Fixed block is arranged on installation cavity
Missing face, projection is provided with the top of fixed block.
A kind of 7. gas meter, flow meter metering signal separated time harvester as claimed in claim 1, it is characterised in that：Described master control borad
For the middle chip circuit plate for carrying display screen.
A kind of 8. gas meter, flow meter metering signal separated time harvester as claimed in claim 1, it is characterised in that：Described two are suddenly
Your sensor is symmetrical with signal output gear axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711105390.9A CN107727182A (en) | 2017-11-10 | 2017-11-10 | A kind of gas meter, flow meter metering signal separated time harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711105390.9A CN107727182A (en) | 2017-11-10 | 2017-11-10 | A kind of gas meter, flow meter metering signal separated time harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107727182A true CN107727182A (en) | 2018-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711105390.9A Pending CN107727182A (en) | 2017-11-10 | 2017-11-10 | A kind of gas meter, flow meter metering signal separated time harvester |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029611A (en) * | 2018-08-03 | 2018-12-18 | 真兰仪表科技有限公司 | A kind of gas meter counter and its application method based on Hall effect |
| CN111103025A (en) * | 2020-02-26 | 2020-05-05 | 青岛积成电子股份有限公司 | Gas table counting assembly easy and simple to handle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677450A (en) * | 2015-02-10 | 2015-06-03 | 金卡高科技股份有限公司 | Intelligent gas meter sampling and counting structure |
| CN207439490U (en) * | 2017-11-10 | 2018-06-01 | 浙江威星智能仪表股份有限公司 | Gas meter, flow meter metering signal separated time harvester |
-
2017
- 2017-11-10 CN CN201711105390.9A patent/CN107727182A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677450A (en) * | 2015-02-10 | 2015-06-03 | 金卡高科技股份有限公司 | Intelligent gas meter sampling and counting structure |
| CN207439490U (en) * | 2017-11-10 | 2018-06-01 | 浙江威星智能仪表股份有限公司 | Gas meter, flow meter metering signal separated time harvester |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029611A (en) * | 2018-08-03 | 2018-12-18 | 真兰仪表科技有限公司 | A kind of gas meter counter and its application method based on Hall effect |
| CN109029611B (en) * | 2018-08-03 | 2024-03-26 | 真兰仪表科技有限公司 | Gas meter counter based on Hall effect and use method thereof |
| CN111103025A (en) * | 2020-02-26 | 2020-05-05 | 青岛积成电子股份有限公司 | Gas table counting assembly easy and simple to handle |
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