CN205843744U - A kind of volume correction instrument - Google Patents
A kind of volume correction instrument Download PDFInfo
- Publication number
- CN205843744U CN205843744U CN201620775285.0U CN201620775285U CN205843744U CN 205843744 U CN205843744 U CN 205843744U CN 201620775285 U CN201620775285 U CN 201620775285U CN 205843744 U CN205843744 U CN 205843744U
- Authority
- CN
- China
- Prior art keywords
- volume correction
- key
- correction instrument
- microprocessor
- converter
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of volume correction instrument, relate to gas meter, flow meter field, including housing and the microprocessor being located in described housing, described microprocessor connects liquid crystal driver, memorizer, mu balanced circuit, DC DC transducer, button, preamplifier, A/D converter, RS232/485 communication interface, D/A converter and pulse amplifying drive, described microprocessor is also associated with LED, alarm and voice announcer, described DC DC transducer is also associated with accumulator, described accumulator connects solar panels, described solar panels are fixedly installed on above described housing by support, described amplifier is also associated with gas sensor.This volume correction instrument, can monitor whether that gas leaks, and safety is high, the word of liquid crystal display screen display and numeral voice broadcast be can be carried out simultaneously, accuracy and the convenience of reading improve, practical, electric energy can be provided by solar panels, energy-conservation facilitate again.
Description
Technical field
This utility model belongs to gas meter, flow meter field, is specifically related to a kind of volume correction instrument.
Background technology
Volume correction instrument is for the supporting high-accuracy intelligent secondary meter of gas flowmeter, can detect display temperature simultaneously
Degree, pressure, and the pulse signal of input is converted into operating mode and mark condition flow and total amount, it is gas, oil, chemical industry, smelting
The matching instrument of the industry gas flowmeters such as gold.But, existing volume correction instrument there is a problem in that: first, it is impossible to inspection
Whether have gas leak, poor stability if surveying；Second, when the word on screen and numeral are not seen or uncertain by people
Time, it is impossible to carry out voice broadcast；3rd, time near volume correction instrument without lamp source, only by light faint in LCDs
Cannot clearly key range, it has not been convenient to volume correction instrument is operated；4th, in the volume correction of outdoor application
Instrument, connects external power supply very inconvenient, and uses aneroid battery replacement frequency high.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of volume correction instrument, can monitor whether
Having gas to leak, safety is high, the word of liquid crystal display screen display and numeral can be carried out voice broadcast simultaneously, improve reading
The accuracy of number and convenience, be provided with LED, practical, can provide electric energy by solar panels, energy-conservation facilitate again.
This utility model solves it and technical problem is that and take techniques below scheme to realize:
A kind of volume correction instrument, including housing and the microprocessor being located in described housing, described microprocessor connects to be had
Liquid crystal driver, memorizer, mu balanced circuit, dc-dc, button, preamplifier, A/D converter, RS232/485 are logical
Letter interface, D/A converter and pulse amplifying drive, and described liquid crystal driver is connected with LCDs, described mu balanced circuit and
External power is connected, and described dc-dc is connected with aneroid battery, and described preamplifier is connected with traffic pulse, described
A/D converter is connected with amplifier, and described amplifier is connected with pressure transducer and temperature sensor, and described RS232/485 leads to
Letter interface, D/A converter drive with pulse amplifying and are connected with subscriber equipment；
It is characterized in that, described microprocessor is also associated with LED, alarm and voice announcer, and described DC-DC changes
Device is also associated with accumulator, and described accumulator connects solar panels, and described solar panels are fixedly installed on described by support
Above housing, described amplifier is also associated with gas sensor.
Further, described LED is located at described housing front two side position.
Further, described alarm, voice announcer and gas sensor are all provided with in described housing side.
Further, described button is independent key mode, including determining key, ESC Escape, upwarding key, down Arrow, a left side
Move key, move to right key, LED key and voice broadcast key.
Further, it is provided with press key lamp in described button.
The beneficial effects of the utility model are:
1. this utility model is provided with gas sensor and alarm, and gas sensor can monitor whether that gas leaks, when
Having gas to leak, signal is passed to microprocessor by gas sensor, and signal is passed to alarm, alarm by microprocessor
Ringing, safety improves.
2. this utility model is provided with voice announcer, when the word on screen and numeral are not seen or the most true by people
Regularly, can be opened by voice announcer by button, word and numeral to liquid crystal display screen display carry out voice broadcast, carry
The accuracy of high reading and convenience.
3. this utility model is provided with LED at housing front two side position, when dark, and can be by button by LED
Lamp is opened, and conveniently operates volume correction instrument, practical.
4. this utility model is not only provided with external power and aneroid battery, is additionally provided with accumulator, and accumulator is entered by solar panels
Row charging, this volume correction instrument being provided with multiple power sources is not only suitable for indoor use, and is suitable in outdoor application, by even
It is connected to the setting of the accumulator of solar panels, solves and change the problem that aneroid battery frequency is high, connect external power inconvenience, this volume
Correction instrument is the most energy-conservation but also facilitates.
Accompanying drawing explanation
Fig. 1 is fundamental diagram of the present utility model；
Fig. 2 is this utility model appearance parts structural representation.
In figure: 1 is microprocessor；2 is pressure transducer；3 is temperature sensor；4 is traffic pulse；5 is preposition
Amplifier；6 is button；7 is gas sensor；8 is amplifier；9 is A/D converter；10 is RS232/485 communication interface；11
For D/A converter；12 drive for pulse amplifying；13 is subscriber equipment；14 is LCDs；15 is liquid crystal driver；16 are
LED；17 is memorizer；18 is alarm；19 is voice announcer；20 is mu balanced circuit；21 is external power；22 is DC-DC
Transducer；23 is aneroid battery；24 is accumulator；25 is solar panels；26 is housing；27 is support.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further described:
In Fig. 1～2, a kind of volume correction instrument, including housing 26 and the microprocessor 1 being located in described housing 26, described
Microprocessor 1 connects liquid crystal driver 15, memorizer 17, mu balanced circuit 20, dc-dc 22, button 6, preposition amplification
Device 5, A/D converter 9, RS232/485 communication interface 10, D/A converter 11 and pulse amplifying drive 12, described liquid crystal driver
15 are connected with LCDs 14, and described mu balanced circuit 20 is connected with external power 21, described dc-dc 22 and aneroid battery 23
Being connected, described preamplifier 5 is connected with traffic pulse 4, and described A/D converter 9 is connected with amplifier 8, described amplification
Device 8 is connected with pressure transducer 2 and temperature sensor 3, and described RS232/485 communication interface 10, D/A converter 11 and pulse are put
Big driving 12 is connected with subscriber equipment 13；
Described microprocessor 1 is also associated with LED 16, alarm 18 and voice announcer 19, described dc-dc 22
Being also associated with accumulator 24, described accumulator 24 connects solar panels 25, and described solar panels 25 set by support 27 is fixing
Putting above described housing 26, described amplifier 8 is also associated with gas sensor 7.
At above-mentioned volume correction instrument, it should be pointed out that described LED 16 is located at position, both sides, described housing 26 front
Put.
At above-mentioned volume correction instrument, it should be pointed out that described alarm 18, voice announcer 19 and gas sensor
7 are all located at described housing 26 side.
At above-mentioned volume correction instrument, it should be pointed out that described button 6 is independent key mode, including determine key,
ESC Escape, upwarding key, down Arrow, move to left key, move to right key, LED key and voice broadcast key.
At above-mentioned volume correction instrument, it should be pointed out that be provided with press key lamp in described button 6.
Operation principle of the present utility model is as follows:
The volume correction instrument that this utility model provides, in use, is obtained by temperature sensor 3 and pressure transducer 2
Temperature signal and pressure signal, pass the signal along to microprocessor 1, microprocessor 1 basis through amplifier 8 and A/D converter 9
Temperature, pressure, gas componant calculate compressibility factor, obtain traffic pulse 4 by the dirty gauge of operating mode, and flow pulse is believed
Numbers 4 are delivered to microprocessor 1 through preamplifier 5, enter operating mode down-off pulse signal 4 according to effusion meter factory calibration curve
Row is revised, and calculates operating mode volume, utilizes the compressibility factor calculated and volume-correction coefficient to be converted by operating mode volume
For mark condition volume, by liquid crystal driver 15, result of calculation is shown in LCDs 14, and entered by memorizer 17
The storage of row data, result of calculation can also be passed through RS232/485 communication interface 10, D/A converter 11 and pulse amplifying and drive
12 are transferred on subscriber equipment 13, and this volume correction instrument has three kinds of power supply modes, i.e. external power 21, aneroid battery 23 and connection to have too
The accumulator 24 of sun energy plate 25, this volume correction instrument side is additionally provided with gas sensor 7, alarm 18 and voice announcer 19,
Gas sensor 7 can monitor whether that gas leaks, and when there being gas to leak, signal is passed to microprocessor by gas sensor 7
1, signal is passed to alarm 18 by microprocessor 1, alarm 18 sound, and safety improves, when people to the word on screen and
When numeral does not sees or be uncertain, by button 6, voice announcer 19 can be opened, the literary composition to LCDs 14 display
Word and numeral are reported；When dark, by button 6, LED 16 can be opened, conveniently volume correction instrument be grasped
Make.
In sum, this utility model provides a kind of volume correction instrument, can monitor whether that gas leaks, and safety is high,
The word of liquid crystal display screen display and numeral voice broadcast be can be carried out simultaneously, accuracy and the convenience of reading improve,
It is provided with LED, practical, electric energy can be provided by solar panels, energy-conservation facilitate again.
This utility model has been described in detail by above example, but described content is only preferable reality of the present utility model
Execute example, it is impossible to be considered for limiting practical range of the present utility model.All equalizations made according to this utility model application range
Change and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (5)
1. a volume correction instrument, including housing and the microprocessor being located in described housing, described microprocessor connects liquid
Brilliant driver, memorizer, mu balanced circuit, dc-dc, button, preamplifier, A/D converter, RS232/485 communication
Interface, D/A converter and pulse amplifying drive, and described liquid crystal driver is connected with LCDs, and described mu balanced circuit is with outer
Power supply is connected, and described dc-dc is connected with aneroid battery, and described preamplifier is connected with traffic pulse, described A/D
Transducer is connected with amplifier, and described amplifier is connected with pressure transducer and temperature sensor, and described RS232/485 communication connects
Mouth, D/A converter drive with pulse amplifying and are connected with subscriber equipment；
It is characterized in that, described microprocessor is also associated with LED, alarm and voice announcer, and described dc-dc is also
Connecting and have accumulator, described accumulator connects has solar panels, described solar panels to be fixedly installed on described housing by support
Top, described amplifier is also associated with gas sensor.
A kind of volume correction instrument the most according to claim 1, it is characterised in that described LED is located at described housing front
Two side positions.
A kind of volume correction instrument the most according to claim 1, it is characterised in that described alarm, voice announcer are gentle
Body sensor is all located at described housing side.
A kind of volume correction instrument the most according to claim 1, it is characterised in that described button is independent key mode,
Including determining key, ESC Escape, upwarding key, down Arrow, moving to left key, move to right key, LED key and voice broadcast key.
A kind of volume correction instrument the most according to claim 1, it is characterised in that be provided with press key lamp in described button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620775285.0U CN205843744U (en) | 2016-07-20 | 2016-07-20 | A kind of volume correction instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620775285.0U CN205843744U (en) | 2016-07-20 | 2016-07-20 | A kind of volume correction instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205843744U true CN205843744U (en) | 2016-12-28 |
Family
ID=57626009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620775285.0U Expired - Fee Related CN205843744U (en) | 2016-07-20 | 2016-07-20 | A kind of volume correction instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205843744U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959136A (en) * | 2017-04-08 | 2017-07-18 | 南安市永腾技术咨询有限公司 | It is a kind of to be used for outdoor energy-saving natural gas measuring apparatus |
| CN107063376A (en) * | 2017-04-08 | 2017-08-18 | 南安市永腾技术咨询有限公司 | Read the natural gas measurement apparatus of data in a kind of convenient scene |
| WO2021030949A1 (en) * | 2019-08-16 | 2021-02-25 | Honeywell International Inc. | Systems and methods for energy harvesting and use in support of monitored processes and devices |
| CN114484292A (en) * | 2021-12-20 | 2022-05-13 | 天信仪表集团有限公司 | Combustible gas monitoring device and method |
-
2016
- 2016-07-20 CN CN201620775285.0U patent/CN205843744U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959136A (en) * | 2017-04-08 | 2017-07-18 | 南安市永腾技术咨询有限公司 | It is a kind of to be used for outdoor energy-saving natural gas measuring apparatus |
| CN107063376A (en) * | 2017-04-08 | 2017-08-18 | 南安市永腾技术咨询有限公司 | Read the natural gas measurement apparatus of data in a kind of convenient scene |
| WO2021030949A1 (en) * | 2019-08-16 | 2021-02-25 | Honeywell International Inc. | Systems and methods for energy harvesting and use in support of monitored processes and devices |
| CN114484292A (en) * | 2021-12-20 | 2022-05-13 | 天信仪表集团有限公司 | Combustible gas monitoring device and method |
| CN114484292B (en) * | 2021-12-20 | 2024-05-10 | 天信仪表集团有限公司 | Combustible gas monitoring device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20170720 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |