CN211856725U - Portable relay action power testing device - Google Patents
Portable relay action power testing device Download PDFInfo
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- CN211856725U CN211856725U CN201922312681.6U CN201922312681U CN211856725U CN 211856725 U CN211856725 U CN 211856725U CN 201922312681 U CN201922312681 U CN 201922312681U CN 211856725 U CN211856725 U CN 211856725U
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Abstract
The utility model provides a portable relay action power test device, a serial communication port, including being fixed in the box: the power supply comprises an inverter power supply, a power testing module and an external access module; the power test module comprises a power meter; the input end of the inverter is respectively connected with the alternating current input port and the grounding port, and the output end of the inverter is connected with the power meter; the power meter is connected with the direct current output port; the external opening module comprises an external opening interface and an opening indicating lamp which are connected. The relay action power testing device is portable and integrated, is simple to use and convenient to carry, improves the accuracy of power testing, and enables the testing work to be more efficient and intelligent.
Description
Technical Field
The utility model belongs to power equipment routine maintenance field especially relates to a portable relay action power test device.
Background
The operation characteristic inspection items of the relay are required to measure the operation voltage, the return voltage, the operation power, and the operation time of the relay. The measurement of the action power of the re-acting relay of a direct jump loop (gas, bus difference, failure direct jump) is particularly important.
The method for testing the action power of the current maintainers comprises the following steps: the universal meter is used as an ammeter and is connected in series in a measuring loop, direct current voltage is added to two ends of the relay to reach an action value, the voltage and the current value before the relay acts are read, and the voltage and the current are multiplied to obtain a power value.
This approach has several problems: 1. the wiring is complex, and risks such as wrong gear selection, direct-current voltage grounding and the like can exist in the process of connecting the universal meters in series; 2. the voltage and current values before action need to be recorded simultaneously, and a voltmeter (power supply) and an ammeter (universal meter) are not on the same meter, so that errors caused by asynchronous numerical values exist; 3. voltage and current readings cannot be memorized and stored, and power readings cannot be visually reflected, so that the measurement efficiency is low; 4. the action condition of the relay contact is not easy to realize synchronous monitoring in the test process.
SUMMERY OF THE UTILITY MODEL
To the problem and not enough that prior art exists, the utility model discloses specifically adopt following technical scheme:
the utility model provides a portable relay action power testing arrangement which characterized in that, including being fixed in the box: the power supply comprises an inverter power supply, a power testing module and an external access module; the power test module comprises a power meter; the input end of the inverter is respectively connected with the alternating current input port and the grounding port, and the output end of the inverter is connected with the power meter; the power meter is connected with the direct current output port; the external opening module comprises an external opening interface and an opening indicating lamp which are connected.
Preferably, the power test module further comprises a bluetooth module connected with the power meter.
Preferably, the alternating current input port is connected with a 220V alternating current power supply.
Preferably, the external access interface is connected with the relay contact.
Preferably, the inverter power supply and the power meter are arranged in the box body; the alternating current input port, the grounding port, the direct current output port, the external access interface, the access indicator lamp, a display screen of the power meter and the voltage adjusting knob are arranged on the shell of the box body.
The utility model discloses and preferred scheme is with portable, the integration of relay action power test device, simple to use, and convenient to carry has improved power test's accuracy, makes inspection work high-efficient more, intelligent.
The device overcomes the defects that the wiring of the existing scheme is complex, the risk of direct current grounding and relay burning exists in error wiring, the power value and voltage current recording at the moment of action cannot be accurately recorded and are asynchronous, the calculated quantity has errors, the testing efficiency is low and the like, test data can be synchronized to the mobile terminal through the Bluetooth transmission function, a power change curve graph can be conveniently generated, and the change trend of the electric quantity is obtained. The working efficiency is effectively improved, and the time for originally testing one relay is shortened from 10 minutes to 1 minute.
Drawings
The invention will be described in further detail with reference to the following drawings and detailed description:
fig. 1 is a schematic structural diagram of an apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail as follows:
as shown in fig. 1, in the solution provided in this embodiment, all the device modules are uniformly disposed in a 35cm by 40cm plastic box, and include: the power testing device comprises an inverter power supply, a power testing module and an external switch-in module.
Wherein, the power test module is including the multi-functional power meter that integrates the bluetooth module. The input end of the inverter is respectively connected with the alternating current input port and the grounding port, and the output end of the inverter is connected with the power meter; the power meter is connected with the direct current output port; the external connection opening module comprises an external connection opening interface and an opening indicating lamp which are connected. The alternating current input port is connected with a 220V alternating current power supply. The external access interface is connected with the relay contact.
The inverter power supply and the power meter are arranged in the box body; the alternating current input port, the grounding port, the direct current output port, the external open-in interface, the open-in indicator lamp and the display screen and the voltage adjusting knob of the power meter are arranged on the shell of the box body, and the portable electric power meter is convenient to carry and use.
The device of the embodiment is powered by an alternating current 220V power supply, the maximum output power is 500W, the adjustable range of direct current voltage output is 0-250V, and the requirements of all relay action power tests on the site can be met. And the external switch-in module is used for monitoring the action condition of the relay contact in real time and indicating through a switch-in indicator lamp. The multifunctional power meter outputs or displays the measured voltage, current and power value through the display screen and the Bluetooth module. Can be connected with the cell-phone through bluetooth module, realize showing, record voltage, electric current, power and so on electric quantity on the cell-phone to through data processing's app, can form curve chart and data table, the change of reaction electric quantity directly perceived, the analysis of being convenient for archiving.
The device of the embodiment has the functions of relay action power test, voltage test, current test and the like, and further can be used as an adjustable direct current source to supply power for other devices.
The present invention is not limited to the above preferred embodiments, and any other portable relay operation power testing device of various types can be obtained by anyone with the teaching of the present invention.
Claims (5)
1. The utility model provides a portable relay action power testing arrangement which characterized in that, including being fixed in the box: the power supply comprises an inverter power supply, a power testing module and an external access module; the power test module comprises a power meter; the input end of the inverter is respectively connected with the alternating current input port and the grounding port, and the output end of the inverter is connected with the power meter; the power meter is connected with the direct current output port; the external opening module comprises an external opening interface and an opening indicating lamp which are connected.
2. The portable relay action power test device according to claim 1, characterized in that: the power test module also comprises a Bluetooth module connected with the power meter.
3. The portable relay action power test device according to claim 1, characterized in that: the alternating current input port is connected with a 220V alternating current power supply.
4. The portable relay action power test device according to claim 1, characterized in that: the external access interface is connected with the relay contact.
5. The portable relay action power test device according to claim 1, characterized in that: the inverter power supply and the power meter are arranged in the box body; the alternating current input port, the grounding port, the direct current output port, the external access interface, the access indicator lamp, a display screen of the power meter and the voltage adjusting knob are arranged on the shell of the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922312681.6U CN211856725U (en) | 2019-12-20 | 2019-12-20 | Portable relay action power testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922312681.6U CN211856725U (en) | 2019-12-20 | 2019-12-20 | Portable relay action power testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211856725U true CN211856725U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922312681.6U Active CN211856725U (en) | 2019-12-20 | 2019-12-20 | Portable relay action power testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211856725U (en) |
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2019
- 2019-12-20 CN CN201922312681.6U patent/CN211856725U/en active Active
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