CN112129984A - Centralized measuring system - Google Patents
Centralized measuring system Download PDFInfo
- Publication number
- CN112129984A CN112129984A CN202011176174.5A CN202011176174A CN112129984A CN 112129984 A CN112129984 A CN 112129984A CN 202011176174 A CN202011176174 A CN 202011176174A CN 112129984 A CN112129984 A CN 112129984A
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- CN
- China
- Prior art keywords
- processing terminal
- multimeter
- communication module
- multimeters
- centralized
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- 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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/12—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention provides a centralized measurement system which comprises a group of multimeters and a processing terminal, wherein each multimeter is provided with a communication module communicated with the processing terminal, each multimeter transmits measured data to the processing terminal in real time by utilizing the communication module of each multimeter, and the processing terminal processes the data measured by each multimeter. The multi-multimeter uploads the detection data to the processing terminal in real time for real-time synchronous processing through communication with the processing terminal.
Description
Technical Field
The invention relates to the field of multimeters, in particular to a centralized measurement system which simultaneously measures different signals of an object by using a plurality of multimeters and respectively centralizes measurement results.
Background
The multimeter is a magnetoelectric instrument with a rectifier and capable of measuring a plurality of electrical parameters such as alternating current, direct current, voltage, resistance and the like. For each electrical quantity, there are typically several ranges. Also called a multipurpose meter or simply a multipurpose meter. The multimeter is composed of a magnetoelectric system ammeter (meter head), a measuring circuit, a selection switch and the like. By changing the selection switch, various electrical parameters can be conveniently measured. The main basis for the circuit calculation is closed circuit ohm's law. Multimeters are of various types and can be selected according to different requirements when in use.
IN order to simplify the operation of the multimeter, a multimeter operated by sound control is provided IN the industry, and the Chinese utility model authorized bulletin document No. CN 205158054U discloses a control circuit of the sound control multimeter, which comprises a battery pack, a microphone, a triode, a singlechip, a level control circuit, a coupling capacitor and a backlight source circuit, wherein the output end of the battery pack is respectively connected with the microphone, the collector of the triode, the input end of the level control circuit and the VDD port of the singlechip, one end of the coupling capacitor is connected with the microphone, the other end of the coupling capacitor is connected with the base of the triode, the CDS port of the singlechip is connected with the output end of the level control circuit, the IN port of the singlechip is connected with the collector of the triode, the emitter of the triode is grounded, one end of the backlight source circuit is connected with the OUT port, and the other end of the backlight circuit and the GND port of the singlechip are both grounded.
The control circuit of the acoustic control multimeter can control the multimeter to be started and shut down, so that the multimeter is more convenient to operate.
However, when a multimeter is used at present, each meter can only measure one parameter at the same time, although a plurality of multimeters can be used for measuring a plurality of same or different parameters of a measured object at the same time, for example, one multimeter is used for measuring the total input current of a device, one multimeter is used for measuring the total voltage of the device, one multimeter is used for measuring the resistance of a certain part of the device, and a plurality of multimeters are used for measuring the current, the voltage and the like of other parts of the device.
Disclosure of Invention
The invention provides a centralized measuring system aiming at the defect that the synchronous data processing cannot be realized when a plurality of multimeters are adopted for measurement at present, wherein the measuring system simultaneously acquires the measuring data of all the multimeters by utilizing one terminal for synchronous processing.
The technical scheme for realizing the technical purpose of the invention is as follows: the utility model provides a centralized measurement system, includes a set of universal meter, still includes processing terminal, all is provided with the communication module who communicates with processing terminal in each universal meter, and each universal meter utilizes its communication module to convey measured data to processing terminal in real time, processing terminal handle the measured data of each universal meter.
Further, in the centralized measuring system described above: the processing terminal is a mobile processing terminal, and the communication module is a wireless communication module.
Further, in the centralized measuring system described above: the wireless communication module is a Bluetooth communication module.
Further, in the centralized measuring system described above: the mobile processing terminal is a smart phone, and the smart phone is communicated with the universal meters by means of a Bluetooth communication module arranged on the smart phone.
The multi-multimeter uploads the detection data to the processing terminal in real time for real-time synchronous processing through communication with the processing terminal.
The invention will be explained in more detail below with reference to the drawings and examples.
Drawings
FIG. 1 is a block diagram of a centralized measurement system according to the present invention.
Detailed Description
The embodiment is that a mobile phone is used for collecting the measurement data of a plurality of multimeters in real time, and the collected measurement data of each multimeter is processed in the mobile phone to form a measurement report.
As shown in fig. 1, in this embodiment, each multimeter is provided with a bluetooth communication module to communicate with a bluetooth communication module of a mobile phone, so as to upload measurement data of the multimeter to the mobile phone in real time, and process the real-time measurement data in the mobile phone.
The centralized measurement system of the embodiment is composed of a smart phone and a plurality of multimeters as shown in fig. 1, wherein the smart phone communicates with the bluetooth communication modules on the multimeters by using the bluetooth communication modules therein, and receives real-time measured data of the multimeters for real-time processing.
In practice, when measuring the real-time power of a device, a power meter is generally used, and the cost of the current power meter is higher, with the measurement system of the present embodiment, a low cost solution can be provided, using a multimeter to measure the input voltage of the device, meanwhile, another multimeter is used for measuring the input current, the measurement data of the two multimeters are transmitted to the smart phone in real time through the Bluetooth communication module, the data of the multimeter received in real time is processed on the smart phone, the data output by the two multimeters can be displayed on a display screen of the smart phone, and calculating the quotient of the output data of two multimeters at the same time, such as the voltage output by one multimeter and the current output by the other multimeter for the same load, so as to calculate the resistance of the system, and also draw a resistance curve of the load.
Of course, the voltage or the current of each point designed in the multi-multimeter measurement system of the embodiment is used, the measurement data of each multimeter is transmitted to the smart phone through the Bluetooth communication module, and the real-time processing is carried out in the smart phone.
Claims (4)
1. A centralized measurement system comprising a set of multimeters, characterized by: the universal meter system is characterized by further comprising a processing terminal, wherein each universal meter is provided with a communication module communicated with the processing terminal, each universal meter transmits measured data to the processing terminal in real time by utilizing the communication module of each universal meter, and the processing terminal processes the measured data of each universal meter.
2. The centralized measurement system of claim 1, wherein: the processing terminal is a mobile processing terminal, and the communication module is a wireless communication module.
3. The centralized measurement system of claim 2, wherein: the wireless communication module is a Bluetooth communication module.
4. The centralized measurement system of claim 3, wherein: the mobile processing terminal is a smart phone, and the smart phone is communicated with the universal meters by means of a Bluetooth communication module arranged on the smart phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011176174.5A CN112129984A (en) | 2020-10-28 | 2020-10-28 | Centralized measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011176174.5A CN112129984A (en) | 2020-10-28 | 2020-10-28 | Centralized measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112129984A true CN112129984A (en) | 2020-12-25 |
Family
ID=73853567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011176174.5A Pending CN112129984A (en) | 2020-10-28 | 2020-10-28 | Centralized measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112129984A (en) |
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2020
- 2020-10-28 CN CN202011176174.5A patent/CN112129984A/en active Pending
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