CN110488046A - A kind of power measurement plate - Google Patents
A kind of power measurement plate Download PDFInfo
- Publication number
- CN110488046A CN110488046A CN201711301328.7A CN201711301328A CN110488046A CN 110488046 A CN110488046 A CN 110488046A CN 201711301328 A CN201711301328 A CN 201711301328A CN 110488046 A CN110488046 A CN 110488046A
- Authority
- CN
- China
- Prior art keywords
- module
- key
- power measurement
- measurement plate
- output end
- 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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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The present invention relates to a kind of power measurement plates, including current sensor, voltage sensor, microprocessor, A/D converter, LCD liquid crystal display screen, key panel and meter case, it is key panel below the LCD liquid crystal display screen, membrane keyboard is set on the key panel, shows and be arranged parameter by touching respective keys handover measurement data.The present invention replaces mechanical key with touch key-press, appearance is smooth smooth, eliminate the convex sense of dashing forward of tradition machinery key, the visual sensory of people is fully taken into account simultaneously, when by touch action operation button, have whether indicator light instruction key responds under this key, and it is equipped with bluetooth module and voice module, the data of data storage device can be directly passed to mobile phone or computer by bluetooth module, operator is allowed very easily to obtain the storage information in electric instrument, voice module can broadcast measurement data and failure place, facilitate reading and maintenance.
Description
Technical field
The present invention relates to technology of instrument and meter field more particularly to a kind of power measurement plates.
Background technique
Electric instrument integrates electric parameter measurement and electrical energy measurement function, be in electric system for monitoring voltage,
The common component of the parameters of electric power such as electric current, power and electric energy has many advantages, such as that precision is high, display is flexible, full-featured, but mesh
Structure is complicated for preceding electric instrument, and network signal is used in information transmitting, and cost is relatively high, and current electric instrument all lacks
The display that voice broadcast function and most of power measure meters all solve instrument using the scheme of mechanical key substantially is cut
Change with parameter setting problem, and this scheme is often unfavorable for the beauty and waterproofing design of the display panel of power measure meters,
And the problems such as that there is also sensitivity is not high enough for mechanical key, and durability is not good enough.We have proposed a kind of power measurement plates thus.
Summary of the invention
The purpose of the invention is to overcome the deficiencies of the prior art and provide a kind of power measurement plate.
The present invention is achieved through the following technical solutions:
A kind of power measurement plate, including current sensor, voltage sensor, microprocessor, A/D converter, LCD liquid crystal
Display screen, key panel and meter case, the current sensor, the output end of voltage sensor and microprocessor input module
The input end module of connection, the output end of microprocessor and A/D converter connects, the output end difference of the A/D converter
It is connect with data storage device, the input end module of alarm module, the input of the output end and bluetooth module of the data storage device
End module connection, the output end of the alarm module and the input end module of voice module connect, the LCD liquid crystal display screen
The input end module of the connection of the output end module of input terminal and A/D converter, output end and voice module connects, the LCD liquid
It is key panel below crystal display screen, membrane keyboard is set on the key panel, by touches respective keys handover measurement data
Display and setting parameter.
Further, capacitance variations of the membrane keyboard using IC chip, when the chip is by induction human body touch
It adjusts it and reacts susceptibility.
Further, built-in LED light is installed, LED light shines when pressing membrane keyboard under the instrument membrane keyboard.
Further, the meter key panel is smooth.
Further, the microprocessor is equipped with overload, short circuit, overcurrent, the one or more of no-voltage protection device.
Further, the data storage device is equipped with mobile memory device and stationary storage means.
Further, the bluetooth module is equipped with Bluetooth switch.
Further, it is equipped with light warning device inside the alarm module, is equipped with acoustic alarm equipment inside voice module.
Compared with prior art, the beneficial effects of the present invention are: the present invention replaces mechanical key, appearance with touch key-press
It is smooth smooth, the convex sense of dashing forward of tradition machinery key is eliminated, while fully taking into account the visual sensory of people, passes through touch action
When operation button, there is whether indicator light instruction key responds under this key, and is equipped with bluetooth module and voice module, bluetooth mould
The data of data storage device can be directly passed to mobile phone or computer by block, and operator is allowed very easily to obtain electric power instrument
Storage information in table, voice module can broadcast measurement data and failure place, facilitate reading and maintenance, the present invention
Has the advantages that high sensitivity.
Detailed description of the invention
Fig. 1 is positive structure schematic of the invention；
Fig. 2 is the principle of the present invention block diagram representation；
In figure: 1, LCD liquid crystal display screen；2, key panel；3, membrane keyboard.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Please refer to Fig. 1 and a kind of power measurement plate shown in Fig. 2, including current sensor, voltage sensor, micro process
Device, A/D converter, LCD liquid crystal display screen 1, key panel and meter case, the current sensor, voltage sensor it is defeated
Outlet is connect with microprocessor input module, the microprocessor be equipped with overload, short circuit, overcurrent, no-voltage protection device one
It is a or multiple, circuit is protected, the input end module connection of the output end of microprocessor and A/D converter, the A/D
The output end of converter is connect with data storage device, the input end module of alarm module respectively, the output of the data storage device
End is connect with the input end module of bluetooth module, and the data storage device is equipped with mobile memory device and stationary storage means, more
Kind method extracts data, and the bluetooth module is equipped with Bluetooth switch, the output end and voice module of the alarm module
The connection of input end module, be equipped with light warning device inside the alarm module, be equipped with acoustic alarm equipment inside voice module, two
Person constitutes sound-light alarm, and the input terminal of the LCD liquid crystal display screen and the output end module of A/D converter connect, output end
It is connect with the input end module of voice module；It is key panel 2 below the LCD liquid crystal display screen 1 of the power measure meters, presses
Keyboard plate 2 be it is smooth, on key panel 2 be arranged membrane keyboard 3, by touch ginseng can be shown and is arranged with handover measurement data
Number, on circuit boards, membrane keyboard 3 passes through when incuding human body touch using IC chip, the chip for the installation of membrane keyboard 3
Capacitance variations adjust it and react susceptibility.The instrument membrane keyboard 3 is lower to install built-in LED light, and LED light is sent out when pressing membrane keyboard 3
Light.
Working principle: current sensor, voltage sensor will measure electric current, voltage passes to microprocessor, microprocessor
After operation, operation result is passed to A/D converter, analog quantity is converted data volume by A/D converter, finally in LCD
The data stored in data storage device are sent to mobile phone or computer, voice module by 1 display of liquid crystal display processing, bluetooth module
The datacast of LCD liquid crystal display screen 1 is come out, or the alarm amount that alarm module occurs is broadcasted.
In conclusion the present invention replaces mechanical key with touch key-press, appearance is smooth smooth, eliminates tradition machinery key
Convex sense of dashing forward, while fully taking into account the visual sensory of people, when by touch action operation button, have indicator light under this key
Whether instruction key responds, and is equipped with bluetooth module and voice module, and bluetooth module can be direct by the data of data storage device
Mobile phone or computer are passed to, allows operator very easily to obtain the storage information in electric instrument, voice module can
Measurement data and failure place are broadcasted, facilitate reading and maintenance, the present invention has the advantages that high sensitivity.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of power measurement plate, it is characterised in that: including current sensor, voltage sensor, microprocessor, A/D converter,
LCD liquid crystal display screen (1), key panel (2) and meter case, the current sensor, voltage sensor output end with it is micro-
Processor inputs end module connection, the input end module connection of the output end of microprocessor and A/D converter, and the A/D turns
The output end of parallel operation is connect with data storage device, the input end module of alarm module respectively, the output end of the data storage device
It is connect with the input end module of bluetooth module, the output end of the alarm module and the input end module of voice module connect, institute
The output end module of the input terminal and A/D converter of stating LCD liquid crystal display screen (1) connects, the input of output end and voice module
End module connection, LCD liquid crystal display screen (1) lower section is key panel (2), and membrane keyboard is arranged on the key panel (2)
(3), parameter is shown and is arranged by touching respective keys handover measurement data.
2. a kind of power measurement plate according to claim 1, it is characterised in that: the membrane keyboard (3) is using IC core
Piece, the capacitance variations when chip is by induction human body touch adjust it and react susceptibility.
3. a kind of power measurement plate according to claim 1, it is characterised in that: under the instrument membrane keyboard (3) in installation
LED light is set, LED light shines when pressing membrane keyboard.
4. a kind of power measurement plate according to claim 1, it is characterised in that: the meter key panel (2) is smooth
's.
5. a kind of power measurement plate according to claim 1, it is characterised in that: the microprocessor be equipped with overload, short circuit,
Overcurrent, the one or more of no-voltage protection device.
6. a kind of power measurement plate according to claim 1, it is characterised in that: the data storage device is equipped with mobile storage
Device and stationary storage means.
7. a kind of power measurement plate according to claim 1, it is characterised in that: the bluetooth module is equipped with Bluetooth switch.
8. a kind of power measurement plate according to claim 1, it is characterised in that: be equipped with light inside the alarm module and alarm
Equipment, voice module inside are equipped with acoustic alarm equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711301328.7A CN110488046A (en) | 2017-12-10 | 2017-12-10 | A kind of power measurement plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711301328.7A CN110488046A (en) | 2017-12-10 | 2017-12-10 | A kind of power measurement plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110488046A true CN110488046A (en) | 2019-11-22 |
Family
ID=68543079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711301328.7A Pending CN110488046A (en) | 2017-12-10 | 2017-12-10 | A kind of power measurement plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110488046A (en) |
-
2017
- 2017-12-10 CN CN201711301328.7A patent/CN110488046A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191122 |
|
| WD01 | Invention patent application deemed withdrawn after publication |