CN207248968U - A kind of digital multimeter data collecting system based on optical identification - Google Patents
A kind of digital multimeter data collecting system based on optical identification Download PDFInfo
- Publication number
- CN207248968U CN207248968U CN201720967846.1U CN201720967846U CN207248968U CN 207248968 U CN207248968 U CN 207248968U CN 201720967846 U CN201720967846 U CN 201720967846U CN 207248968 U CN207248968 U CN 207248968U
- Authority
- CN
- China
- Prior art keywords
- digital multimeter
- power supply
- programmable power
- optical identification
- definition camera
- 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
A kind of digital multimeter data collecting system based on optical identification, including digital multimeter, high-definition camera, the accredited object Programmable power supply being connected with digital multimeter and the computer being connected with high-definition camera and accredited object Programmable power supply；Computer includes computer electronic acquisition system and software systems；Accredited object Programmable power supply is used for the control command for receiving computer electronic acquisition system, and voltage indicating value is transferred in the original record form in computer electronic acquisition system；Digital multimeter measures accredited object Programmable power supply；After high-definition camera takes pictures the digital display board in digital multimeter, photo is transferred to computer electronic acquisition system；The photo that software systems shoot high-definition camera carries out optical identification, is automatically filled in original record form, recognition result draws the calibrating point tolerance of power supply compared with the voltage indicating value of accredited object Programmable power supply；Improve the measurement accuracy of digital multimeter.
Description
Technical field
Communication data acquisition technique field is the utility model is related to, in particular to a kind of easy to operate, automation journey
Spend high, the efficient digital multimeter data collecting system based on optical identification.
Background technology
Digital multimeter extends on the basis of Digital direct current voltage meter to be formed；Converter will be with time consecutive variations
Analog voltage amount be transformed into digital quantity, then by electronic counter digital quantity is carried out counting to get measurement result, then by decoding
Display circuit shows measurement result；The co-ordination of logic control circuit control circuit, by suitable under the action of clock
Sequence completes whole measurement process；The performance quality of digital multimeter, determines the precision of measurement, so if can obtain in advance
The error amount of digital multimeter, it becomes possible to improve the follow-up measurement accuracy of digital multimeter.
The content of the invention
The utility model aim is to provide a kind of easy to operate, and the degree of automation is high, efficient based on optical identification
Digital multimeter data collecting system, detects the error amount of digital multimeter, solves above technical problem.
In order to realize above-mentioned technical purpose, reach above-mentioned technical requirements, technical solution is used by the utility model：
A kind of digital multimeter data collecting system based on optical identification, including digital multimeter；It is characterized in that：High definition is further included to take the photograph
Camera, the accredited object Programmable power supply being connected with digital multimeter and program-controlled with high-definition camera and accredited object
The computer of power supply connection；The computer includes computer electronic acquisition system and software systems.
As preferable technical solution：The digital multimeter is used to survey accredited object Programmable power supply
Amount.
As preferable technical solution：The high-definition camera is used to take pictures to the digital display board in digital multimeter
Afterwards, photo is transferred to computer electronic acquisition system.
As preferable technical solution：The accredited object Programmable power supply is used to receive computer electronic acquisition system
Control command, voltage indicating value is transferred in the original record form in computer electronic acquisition system.
As preferable technical solution：Software systems are used to carry out optical identification, number to the photo of high-definition camera shooting
Word is converted into data, is automatically filled in original record form, the voltage indicating value of recognition result and accredited object Programmable power supply
Compare, draw the calibrating point tolerance of power supply.
As preferable technical solution：Computer electronic acquisition system is used to examine and determine original record form, has examined and determine
Cheng Hou, carries out error information calculating processing, preserves error information, display and printing error data form, curve and calibrating
As a result.
As preferable technical solution：Between the digital multimeter and accredited object Programmable power supply, Yi Ji electricity
Connected between brain and accredited object Programmable power supply and high-definition camera by data line.
The beneficial effects of the utility model are：A kind of digital multimeter data collecting system based on optical identification, with biography
System structure is compared：It is provided with high-definition camera, accredited object Programmable power supply and computer；The computer includes computer electronic
Acquisition system and software systems；In actual use, it is accredited the control that object Programmable power supply receives computer electronic acquisition system
Order, voltage indicating value is transferred in the original record form in computer electronic acquisition system, and digital multimeter is to accredited pair
As Programmable power supply measures, after high-definition camera takes pictures the digital display board in digital multimeter, photo is transferred to
Computer electronic acquisition system, the photo that software systems shoot high-definition camera carry out optical identification, and numeral is converted into data, from
Dynamic to insert in original record form, recognition result draws power supply compared with the voltage indicating value of accredited object Programmable power supply
Calibrating point tolerance；Not only the degree of automation is high, efficient, easy to operate, and improves the measurement accuracy of digital multimeter.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
In figure：1. digital multimeter, 2. high-definition cameras, 3. accredited object Programmable power supplies, 4. computers, 5. data
Transmission line.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings；
In the accompanying drawings：A kind of digital multimeter data collecting system based on optical identification, including digital multimeter 1 are high
Clear video camera 2, the accredited object Programmable power supply 3 be connected with digital multimeter 1 and with high-definition camera 2 and being accredited pair
The computer 4 connected as Programmable power supply 3；The computer 4 includes computer electronic acquisition system and software systems；The numeral
Between universal meter 1 and accredited object Programmable power supply 3, and computer 4 and accredited object Programmable power supply 3 and high-definition camera
Connected between machine 2 by data line 5；In actual use, object Programmable power supply 3 accredited first is used to receive computer electricity
The control command of sub- acquisition system, voltage indicating value is transferred in the original record form in computer electronic acquisition system, into one
Step digital multimeter 1 measures accredited object Programmable power supply 3, and further high-definition camera 2 is in digital multimeter 1
Digital display board take pictures after, photo is transferred to computer electronic acquisition system, further software systems clap high-definition camera 2
The photo taken the photograph carries out optical identification, and numeral is converted into data, is automatically filled in original record form, recognition result with accredited pair
As the voltage indicating value of Programmable power supply 3 compares, draw the calibrating point tolerance of power supply, further computer electronic acquisition system according to
National standard vertification regulation examines and determine tables of original record, and after the completion of calibrating, calculating processing is carried out to error information, preserves and misses
Difference data, display and printing error data form, curve and verification result；The measurement accuracy of digital multimeter is improved, and
And it is easy to operate, the degree of automation is high, efficient.
The specific implementation of the utility model：The voltage of accredited object Programmable power supply 3 is shown using original record form
Value obtains the measured value and the program-controlled electricity of accredited object of digital multimeter 1 compared with the measured value of digital multimeter 1
The calibrating point tolerance of the voltage indicating value in source 3, by multiple, the voltage indicating value of the accredited object Programmable power supply 3 of difference
Measurement contrast, gauging error value, obtains error information form, curve and verification result, afterwards using digital multimeter into
During row measurement, error amount is added and subtracted, improves the measurement accuracy of digital multimeter.
Above-described embodiment is only intended to clearly illustrate the description that the utility model is made, and not to the limit of embodiment
It is fixed, to those of ordinary skill in the art, other various forms of changes can also be made on the basis of the above description
Or change, there is no necessity and possibility to exhaust all the enbodiments, and the obvious change thus amplified out
Or among changing still in the scope of protection of the utility model.
Claims (7)
1. a kind of digital multimeter data collecting system based on optical identification, including digital multimeter (1)；It is characterized in that：Also
Including high-definition camera (2), the accredited object Programmable power supply (3) being connected with digital multimeter (1) and and high-definition camera
Machine (2) and the computer (4) of accredited object Programmable power supply (3) connection；The computer (4) includes computer electronic acquisition system
And software systems.
2. a kind of digital multimeter data collecting system based on optical identification according to claim 1, it is characterized in that：Institute
The digital multimeter (1) stated measures accredited object Programmable power supply (3).
3. a kind of digital multimeter data collecting system based on optical identification according to claim 1, it is characterized in that：Institute
After the high-definition camera (2) stated takes pictures the digital display board in digital multimeter (1), photo is transferred to computer electronic collection
System.
4. a kind of digital multimeter data collecting system based on optical identification according to claim 1, it is characterized in that：Institute
The accredited object Programmable power supply (3) stated receives the control command of computer electronic acquisition system, and voltage indicating value is transferred to electricity
In original record form in brain electron collection system.
5. a kind of digital multimeter data collecting system based on optical identification according to claim 1, it is characterized in that：Institute
The software systems stated are used to carry out optical identification to the photo of high-definition camera (2) shooting, and numeral is converted into data, is automatically filled in
In original record form, recognition result draws the inspection of power supply compared with the voltage indicating value of accredited object Programmable power supply (3)
Fix error.
6. a kind of digital multimeter data collecting system based on optical identification according to claim 1, it is characterized in that：Institute
The computer electronic acquisition system stated examines and determine original record form, after the completion of calibrating, error information is carried out calculating processing,
Preserve error information, display and printing error data form, curve and verification result.
7. a kind of digital multimeter data collecting system based on optical identification according to claim 1, it is characterized in that：Institute
Between the digital multimeter (1) and accredited object Programmable power supply (3) stated, and computer (4) and accredited object it is program-controlled
Connected between power supply (3) and high-definition camera (2) by data line (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720967846.1U CN207248968U (en) | 2017-08-04 | 2017-08-04 | A kind of digital multimeter data collecting system based on optical identification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720967846.1U CN207248968U (en) | 2017-08-04 | 2017-08-04 | A kind of digital multimeter data collecting system based on optical identification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207248968U true CN207248968U (en) | 2018-04-17 |
Family
ID=61879036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720967846.1U Expired - Fee Related CN207248968U (en) | 2017-08-04 | 2017-08-04 | A kind of digital multimeter data collecting system based on optical identification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207248968U (en) |
-
2017
- 2017-08-04 CN CN201720967846.1U patent/CN207248968U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180417 Termination date: 20190804 |
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| CF01 | Termination of patent right due to non-payment of annual fee |