CN109520594A - A kind of the ultrasonic wave gas meter measuring device and bearing calibration of energy automatic error correction - Google Patents
A kind of the ultrasonic wave gas meter measuring device and bearing calibration of energy automatic error correction Download PDFInfo
- Publication number
- CN109520594A CN109520594A CN201811610860.1A CN201811610860A CN109520594A CN 109520594 A CN109520594 A CN 109520594A CN 201811610860 A CN201811610860 A CN 201811610860A CN 109520594 A CN109520594 A CN 109520594A
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- Prior art keywords
- ultrasonic wave
- gas meter
- nozzle
- wave gas
- infrared induction
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
-
- 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
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses the ultrasonic wave gas meter measuring devices and bearing calibration of a kind of energy automatic error correction, the measuring device includes sonic nozzle testboard, sonic nozzle testboard includes nozzle, infrared induction probe and control centre, flow valve is equipped in nozzle, infrared induction probe is equipped with magnet and can be adsorbed in the accounting module or upper dress display module of ultrasonic wave gas meter, infrared induction probe is electrically connected with control centre for acquiring data on flows when ultrasonic wave gas meter detection, flow valve with infrared induction probe.It is that ultrasonic wave gas meter supplies gas by nozzle, infrared induction probe acquisition data on flows, gas flow is compared with data on flows and correction factor is calculated by control centre, and correction factor is written to ultrasonic wave gas meter by infrared induction probe, correction factor is no longer obtained manually, cost of labor is reduced, and correction factor is calculated through control centre, improves the efficiency and accuracy of the exfactory inspection of ultrasonic wave gas meter.
Description
Technical field
The present invention relates to ultrasonic wave gas meter field, especially a kind of ultrasonic wave gas meter measurement of energy automatic error correction
Device and bearing calibration.
Background technique
Existing ultrasonic wave gas meter needs detection error when leaving the factory, but ultrasonic wave gas meter is fired unlike traditional film type
Gas meter adjusts measurement error by changing mechanical gear, but adjusts measurement error by setting correction factor, conventional
Obtain that correction factor is relatively complicated and inefficiency, high labor cost manually, and error correction accuracy is low.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the first object of the present invention be to provide it is a kind of can automatic error correction
Ultrasonic wave gas meter measuring device.
To achieve the goals above, a kind of ultrasonic wave gas meter of energy automatic error correction designed by the present invention measures dress
It sets, including sonic nozzle testboard, the sonic nozzle testboard includes nozzle, infrared induction probe and control centre, institute
Stating nozzle is that ultrasonic wave gas meter supplies gas, and the nozzle is at least one, and flow valve is equipped in the nozzle, described infrared
Inductive probe is equipped with magnet and can be adsorbed in the accounting module or upper dress display module of ultrasonic wave gas meter, described infrared
Inductive probe is used to acquire data on flows when ultrasonic wave gas meter detection, the flow valve and infrared induction pop one's head in control
Center electrical connection.
Further, clamping apparatus is additionally provided on the sonic nozzle testboard, the clamping apparatus is located at below nozzle, institute
The quantity for stating clamping apparatus is equal with the quantity of nozzle, and the clamping apparatus includes supporting table and lift drive mechanism, the liter
Drop driving mechanism is connected to drive the supporting table close to or far from the nozzle with supporting table.
Further, reinspection mechanism is additionally provided on the sonic nozzle testboard, the reinspection mechanism includes electron-light cameraing head,
The electron-light cameraing head corresponds to the LED light on ultrasonic wave gas meter, and the electron-light cameraing head is electrically connected with control centre.
Further, the electron-light cameraing head is fixed on lifting platform, and the lifting platform can move up and down.
Further, infrared induction probe can the correction factor to ultrasonic wave gas meter initialize and write again
Enter.
The second object of the present invention is to provide a kind of automatic error correction method of ultrasonic wave gas meter comprising following step
It is rapid: (1), by ultrasonic wave gas meter to be installed on sonic nozzle testboard, the air inlet of nozzle and ultrasonic wave gas meter, which seals, to be connected
Logical, infrared induction probe is adsorbed in the accounting module or upper dress display module of ultrasonic wave gas meter, and control centre sends letter
Number to infrared induction probe the correction factor of ultrasonic wave gas meter is initialized；
(2), flow valve is opened, nozzle sprays gas to ultrasonic wave gas meter, after the gas flow of nozzle injection is stablized, control
Control infrared induction probe in center processed is started to work, the data on flows in infrared induction probe acquisition ultrasonic wave gas meter and by this
A little datas on flows are sent to control centre；
(3), control centre's control flow valve changes the gas flow of nozzle, forms multiple groups gas flow, while waiting until corresponding
After gas is stablized, infrared induction probe acquires corresponding data on flows and is sent to control centre, and control centre is according to infrared induction
The multiple groups data on flows of acquisition of popping one's head in and corresponding gas flow calculate to obtain correction factor, and send correction factor to red
On outer inductive probe, infrared induction probe re-writes correction factor.
Further, after infrared induction probe re-writes correction factor, error of the reinspection mechanism to ultrasonic wave gas meter
It is rechecked, the reinspection mechanism includes electron-light cameraing head, and electron-light cameraing head is directed at the LED light on ultrasonic wave gas meter, is received
The pulse signal of LED light and by pulse signal transmission to control centre, pulse signal is converted into gas flow simultaneously by control centre
It is compared with the gas flow of flow valve, when comparison result is consistent, the error correction of the ultrasonic wave gas meter is completed, when
When comparison result is inconsistent, control centre controls the correction factor of infrared induction probe initialization ultrasonic wave gas meter, then opens
Beginning above-mentioned steps (2), (3), loop back and forth like this, until the gas stream of gas flow and flow valve that pulse signal converts
It measures consistent.
Further, clamping mechanism is additionally provided on the sonic nozzle testboard, the clamping mechanism is located at below nozzle, and
It is corresponded with nozzle, the clamping mechanism includes supporting table and lift drive mechanism, the lift drive mechanism and supporting table
It is connected to drive the supporting table close to or far from the nozzle, the ultrasonic wave gas meter is set up in supporting table.
Further, the electron-light cameraing head is fixed on lifting platform, and the lifting platform can move up and down.
Compared with prior art, the beneficial effects of the present invention are: ultrasonic wave gas meter is fixed on sonic nozzle testboard
On, it is that ultrasonic wave gas meter supplies gas by nozzle, infrared induction probe acquisition data on flows, control centre is by gas flow
It is compared with data on flows and correction factor is calculated, and amendment system is written to ultrasonic wave gas meter by infrared induction probe
Number no longer obtains correction factor manually, reduces cost of labor, and correction factor system-computed obtains, and improves ultrasonic wave
The efficiency and accuracy of the exfactory inspection of gas meter, flow meter.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of measuring device of the invention.
Fig. 2 is automatic error correction method schematic in the present invention.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
As shown in Figure 1, a kind of ultrasonic wave gas meter measuring device of energy automatic error correction, including sonic nozzle testboard
1, the sonic nozzle testboard 1 includes supervisor 2, several branch pipes 3, nozzle, infrared induction probe 4, clamping apparatus, reinspection mechanism
And control centre 5, the branch pipe 3 are connected with supervisor 2, a pair of of branch pipe 3 is one group, in a branch pipe in one group of branch pipe 3
Equipped with the nozzle, it is equipped with flow valve in the nozzle, is equipped with check valve in another branch pipe, makes the gas by the check valve
It can only be flowed to supervisor direction, the air inlet of a ultrasonic wave gas meter 6 and gas outlet are plugged in respectively on the branch pipe 3 with group,
And air inlet is connected to sealed nozzle, and gas outlet is connected to another seal of tube.
Infrared induction probe 4 is equipped with magnet, for being adsorbed on the accounting module or the display of upper dress of ultrasonic wave gas meter 6
In module, the accounting module of ultrasonic wave gas meter 6 or upper dress display module are equipped with infrared receiving terminal and infrared emission head, red
Outer reception head, infrared emission head are popped one's head in infrared induction and are connected, and are electrically connected at infrared receiving terminal and the adjustment of correction factor, red
Outer emitting head is electrically connected with the metrological service in accounting module, so that infrared induction probe 4 be made to have acquisition ultrasonic wave gas meter 6
Data on flows when detection and the correction factor of ultrasonic wave gas meter 6 initialize and two big functions can be re-write.
The clamping apparatus 7 is located at below nozzle, and the quantity of the clamping apparatus and the quantity of nozzle are equal, described to clamp
Device 7 includes supporting table 71 and lift drive mechanism, and the lift drive mechanism is connected to drive the branch with supporting table 71
Platform 71 is supportted close to or far from the nozzle, the lift drive mechanism can be cylinder, oil cylinder etc..
The reinspection mechanism includes electron-light cameraing head 8, the LED on the corresponding ultrasonic wave gas meter 6 of the electron-light cameraing head 8
Lamp, the electron-light cameraing head 8 are fixed on lifting platform 9, and the lifting platform can move up and down.
The control centre 5 is electrically connected with flow valve, infrared induction probe 4 and electron-light cameraing head 8 respectively.
Measuring device in Fig. 1 has 12 stations, it can while carrying out the error of 12 ultrasonic wave gas meters
It automatically corrects, substantially increases the checkability of factory.
As shown in Fig. 2, the auto-correction method of the measuring device the following steps are included:
(1), first the air inlet of ultrasonic wave gas meter 6 and gas outlet are inserted into one group of branch pipe 3, the air inlet of ultrasonic wave gas meter 6
Mouth is connect with the sealed nozzle in one group of branch pipe, and gas outlet and another branch pipe are tightly connected, and lift drive mechanism drives supporting table
71 up movement be erected at ultrasonic wave gas meter 6 in supporting table 71, so that ultrasonic wave gas meter is clamped 6 in sonic nozzle testboard
On 1, infrared induction probe 4 is adsorbed in the accounting module or upper dress display module of ultrasonic wave gas meter 6, and lifting platform 9 drives
Electron-light cameraing head 8 moves up and down, until electron-light cameraing head 8 is corresponding with the LED light on ultrasonic wave gas meter 6, control centre 5 is sent out
The number of delivering letters is initialized to the correction factor of infrared induction 4 pairs of ultrasonic wave gas meters 6 of probe；
(2), flow valve is opened, nozzle sprays gas to ultrasonic wave gas meter 6, after the gas flow of nozzle injection is stablized,
Control centre 5 controls infrared induction probe 4 and starts to work, the data on flows in 4 acquisition ultrasonic wave gas meter 6 of infrared induction probe
And these datas on flows are sent to control centre 5；
(3), control centre 5 controls the gas flow that flow valve changes nozzle, forms multiple groups gas flow, generally three to five groups
The gas flow of different volumes, at the same wait until this group of gas flow gas flow rate stablize after, infrared induction probe 4 acquisition correspond to
Data on flows be sent to control centre 5, control centre 5 is according to the multiple groups data on flows of 4 acquisition of infrared induction probe and right
The gas flow answered calculates to obtain correction factor, and sends correction factor on infrared induction probe 4, infrared induction probe weight
New write-in correction factor；
(4), after infrared induction probe 4 re-writes correction factor, the error of ultrasonic wave gas meter 6 is answered by reinspection mechanism
Inspection, electron-light cameraing head 8 are directed at the LED light on ultrasonic wave gas meter 6, receive the pulse signal of LED light and by pulse signal transmission
To control centre 5, pulse signal is converted into gas flow and is compared with the gas flow of flow valve by control centre 5, when
When comparison result is consistent, i.e. when the data difference of the two is zero, the error correction of the ultrasonic wave gas meter 6 is completed, and is tied when comparing
When fruit is inconsistent, i.e. when the data difference of the two is not zero, control centre 5 controls infrared induction probe initialization ultrasonic wave gas meter
Correction factor, then start above-mentioned steps (2), (3), loop back and forth like this, until the gas stream that converts of pulse signal
It measures consistent with the gas flow of flow valve.
By the measuring device and bearing calibration, does not need to obtain correction factor manually, reduce cost of labor, and
Correction factor is calculated through control centre, improves the efficiency and accuracy of the exfactory inspection of ultrasonic wave gas meter.
Claims (9)
1. a kind of ultrasonic wave gas meter measuring device of energy automatic error correction, including sonic nozzle testboard, it is characterised in that:
The sonic nozzle testboard includes nozzle, infrared induction probe and control centre, and the nozzle is ultrasonic wave gas meter confession
Answer gas, the nozzle is at least one, is equipped with flow valve in the nozzle, and the infrared induction probe is equipped with magnet can be with
It is adsorbed in the accounting module or upper dress display module of ultrasonic wave gas meter, the infrared induction probe is for acquiring ultrasonic wave
Data on flows when gas meter, flow meter detects, the flow valve are electrically connected with control centre with infrared induction probe.
2. the ultrasonic wave gas meter measuring device of energy automatic error correction according to claim 1, it is characterised in that: described
Be additionally provided with clamping apparatus on sonic nozzle testboard, the clamping apparatus is located at below nozzle, the quantity of the clamping apparatus with
The quantity of nozzle is equal, and the clamping apparatus includes supporting table and lift drive mechanism, the lift drive mechanism and supporting table
It is connected to drive the supporting table close to or far from the nozzle.
3. the ultrasonic wave gas meter measuring device of energy automatic error correction according to claim 1, it is characterised in that: described
Reinspection mechanism is additionally provided on sonic nozzle testboard, the reinspection mechanism includes electron-light cameraing head, and the electron-light cameraing head is corresponding
LED light on ultrasonic wave gas meter, the electron-light cameraing head are electrically connected with control centre.
4. the ultrasonic wave gas meter measuring device of energy automatic error correction according to claim 3, it is characterised in that: described
Electron-light cameraing head is fixed on lifting platform, and the lifting platform can move up and down.
5. the ultrasonic wave gas meter measuring device of energy automatic error correction according to claim 1, it is characterised in that: described
Infrared induction probe can be initialized and be re-write to the correction factor of ultrasonic wave gas meter.
6. a kind of automatic error correction method of ultrasonic wave gas meter, which comprises the following steps: (1), by ultrasonic wave
Gas meter, flow meter is installed on sonic nozzle testboard, and nozzle is connected to the sealing of the air inlet of ultrasonic wave gas meter, infrared induction probe
It is adsorbed in the accounting module or upper dress display module of ultrasonic wave gas meter, control centre sends a signal to infrared induction probe
The correction factor of ultrasonic wave gas meter is initialized；
(2), flow valve is opened, nozzle sprays gas to ultrasonic wave gas meter, after the gas flow of nozzle injection is stablized, control
Control infrared induction probe in center processed is started to work, the data on flows in infrared induction probe acquisition ultrasonic wave gas meter and by this
A little datas on flows are sent to control centre；
(3), control centre's control flow valve changes the gas flow of nozzle, forms multiple groups gas flow, while waiting until corresponding
After gas is stablized, infrared induction probe acquires corresponding data on flows and is sent to control centre, and control centre is according to infrared induction
The multiple groups data on flows of acquisition of popping one's head in and corresponding gas flow calculate to obtain correction factor, and send correction factor to red
On outer inductive probe, infrared induction probe re-writes correction factor.
7. the automatic error correction method of ultrasonic wave gas meter according to claim 6, it is characterised in that: in infrared induction
After probe re-writes correction factor, the error of ultrasonic wave gas meter is rechecked by reinspection mechanism, and the reinspection mechanism includes
Electron-light cameraing head, electron-light cameraing head are directed at the LED light on ultrasonic wave gas meter, receive the pulse signal of LED light and believe pulse
Number it is transferred to control centre, pulse signal is converted into gas flow and compared with the gas flow of flow valve by control centre
Compared with when comparison result is consistent, the error correction of the ultrasonic wave gas meter is completed, when comparison result is inconsistent, in control
The heart controls the correction factor of infrared induction probe initialization ultrasonic wave gas meter, then starts above-mentioned steps (2), (3), so follows
Ring is reciprocal, until the gas flow that pulse signal converts is consistent with the gas flow of flow valve.
8. the automatic error correction method of ultrasonic wave gas meter according to claim 6, it is characterised in that: the velocity of sound spray
Clamping mechanism is additionally provided on mouth testboard, the clamping mechanism is located at below nozzle, and corresponds with nozzle, described to clamp machine
Structure includes supporting table and lift drive mechanism, and the lift drive mechanism is connected to drive the supporting table close with supporting table
Or far from the nozzle, the ultrasonic wave gas meter is set up in supporting table.
9. the automatic error correction method of ultrasonic wave gas meter according to claim 7, it is characterised in that: the photoelectric camera
As head is fixed on lifting platform, the lifting platform can be moved up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811610860.1A CN109520594A (en) | 2018-12-27 | 2018-12-27 | A kind of the ultrasonic wave gas meter measuring device and bearing calibration of energy automatic error correction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811610860.1A CN109520594A (en) | 2018-12-27 | 2018-12-27 | A kind of the ultrasonic wave gas meter measuring device and bearing calibration of energy automatic error correction |
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| Publication Number | Publication Date |
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| CN109520594A true CN109520594A (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811610860.1A Pending CN109520594A (en) | 2018-12-27 | 2018-12-27 | A kind of the ultrasonic wave gas meter measuring device and bearing calibration of energy automatic error correction |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827642A (en) * | 2019-03-29 | 2019-05-31 | 宁夏隆基宁光仪表股份有限公司 | A kind of ultrasonic wave gas meter calibration system and method based on WIFI communication |
| CN110332976A (en) * | 2019-08-09 | 2019-10-15 | 盐城市计量测试所 | One kind being based on the matched gas meter, flow meter automatic calibration device of iconic model and method |
| CN112268601A (en) * | 2020-09-22 | 2021-01-26 | 浙江威星智能仪表股份有限公司 | Base meter measurement calibration method based on sonic nozzle measurement platform |
| CN112378463A (en) * | 2020-10-29 | 2021-02-19 | 北京市万智生科技有限公司 | Remote water meter and method capable of thoroughly eliminating electromechanical conversion metering error |
| CN112903053A (en) * | 2021-01-14 | 2021-06-04 | 广州能源检测研究院 | Diaphragm gas meter reading method and device based on machine vision and laser sensing |
| CN112964337A (en) * | 2021-03-17 | 2021-06-15 | 成都千嘉科技有限公司 | Calibration system and method applied to ultrasonic gas meter |
| CN113916331A (en) * | 2021-10-20 | 2022-01-11 | 王永雪 | Regulation monitoring instrument suitable for gas turbine flow test |
-
2018
- 2018-12-27 CN CN201811610860.1A patent/CN109520594A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827642A (en) * | 2019-03-29 | 2019-05-31 | 宁夏隆基宁光仪表股份有限公司 | A kind of ultrasonic wave gas meter calibration system and method based on WIFI communication |
| CN110332976A (en) * | 2019-08-09 | 2019-10-15 | 盐城市计量测试所 | One kind being based on the matched gas meter, flow meter automatic calibration device of iconic model and method |
| CN110332976B (en) * | 2019-08-09 | 2024-04-12 | 盐城市计量测试所 | Automatic calibration device and method for gas meter based on image model matching |
| CN112268601A (en) * | 2020-09-22 | 2021-01-26 | 浙江威星智能仪表股份有限公司 | Base meter measurement calibration method based on sonic nozzle measurement platform |
| CN112378463A (en) * | 2020-10-29 | 2021-02-19 | 北京市万智生科技有限公司 | Remote water meter and method capable of thoroughly eliminating electromechanical conversion metering error |
| CN112903053A (en) * | 2021-01-14 | 2021-06-04 | 广州能源检测研究院 | Diaphragm gas meter reading method and device based on machine vision and laser sensing |
| CN112964337A (en) * | 2021-03-17 | 2021-06-15 | 成都千嘉科技有限公司 | Calibration system and method applied to ultrasonic gas meter |
| CN112964337B (en) * | 2021-03-17 | 2024-03-29 | 成都千嘉科技有限公司 | Calibration system and method applied to ultrasonic gas meter |
| CN113916331A (en) * | 2021-10-20 | 2022-01-11 | 王永雪 | Regulation monitoring instrument suitable for gas turbine flow test |
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