CN205195701U - Carrier wave module testing device - Google Patents
Carrier wave module testing device Download PDFInfo
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- CN205195701U CN205195701U CN201520771394.0U CN201520771394U CN205195701U CN 205195701 U CN205195701 U CN 205195701U CN 201520771394 U CN201520771394 U CN 201520771394U CN 205195701 U CN205195701 U CN 205195701U
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Abstract
Carrier wave module testing device, including the base, set up in operating handle on the base, by operating handle drive the clamp plate that reciprocates and set up in support plate on the base, the support plate is located the clamp plate below, the support plate with set up in test module electricity in the base is connected, test module includes master control MCU, bluetooth communication module, ethernet interface module, test switch circuit, display module, base table module and power switching circuit as a result, power switching circuit links to each other with the power, for each module power supply, bluetooth communication module, ethernet interface module, test switch circuit, as a result display module and base table module respectively with master control MCU links to each other. The utility model discloses do not have the host computer during test carrier wave module and participate in down, can whether succeed by snap judgments carrier communication.
Description
Technical field
The utility model belongs to power-line carrier communication field, particularly relates to a kind of automatic testing equipment of carrier module.
Background technology
Power line carrier communication is a kind of high-frequency carrier signal by the communication mode of high pressure or low-voltage power line transmission information.Compared with other communications modes, as bus 485, wireless, optical fiber etc., power line carrier has not to be needed to repeat wiring, easily expansion, popularize the features such as convenient, power line carrier communication is made to control progressively to enter Intelligent housing or Internet of Things field, become saving network investment, realize one of practicality side of quickly networking.
In order to ensure product quality, reducing substandard products shipment rate, needing before dispatching from the factory to detect carrier module.Be at present use ammeter to coordinate upper computer software to carry out supporting test to the detection of the carrier module of batch production, production efficiency is low and can not ensure product turnout quality, and very easily damages ammeter during batch production, causes production cost too high.
Utility model content
The purpose of this utility model is to provide a kind of low cost, carrier module testing apparatus rapidly and efficiently.
To achieve these goals, the utility model takes following technical solution:
Carrier module testing apparatus, comprise: carrier module testing apparatus, comprise: base, the operating grip be arranged on described base, drive the pressing plate moved up and down and the support plate be arranged on described base by described operating grip, described support plate is positioned at below described pressing plate, and described support plate is electrically connected with the test module be arranged in described base; Described test module comprises main control MCU, bluetooth communication, ethernet interface module, Test Switchboard circuit, result display module, base table module and power-switching circuit, described power-switching circuit is connected with power supply, for each module for power supply, described bluetooth communication, ethernet interface module, Test Switchboard circuit, result display module and base table module are connected with described main control MCU respectively.
Further, described base table module comprises base table MCU, 485 circuit and carrier interface circuit, and described base table MCU is connected with described 485 circuit with described carrier interface circuit respectively.
Further, described main control MCU adopts the control chip of model STM32F103RBT6.
Further, the power pin of described main control MCU is connected with power-switching circuit, a serial port pin is connected with bluetooth communication and RS232 communication module, a serial port pin is connected with the serial ports of computer, and a serial port pin turns serial port circuit with USB and is connected, and SPI pin is connected with ethernet interface module, GPI pin is connected with result display module, storing pin to be connected with storage chip, also comprising JTAG pin and data pins, for obtaining the voltage and current of detection module.
Further, described bluetooth communication adopts HC-07 bluetooth serial ports radio receiving transmitting module.
Further, described result display module adopts LED light.
Further, described base table MCU is connected with electrostatic defending pipe at power supply and reset pin place.
From above technical scheme, test module of the present utility model uses bluetooth communication to send to copying control device order of checking meter, and main control MCU replacement computer host computer is set, control device by Serial Port Line and carry out data reading system with copying, simplify test step, and ethernet interface module simulation concentrator, the concentrator carrier module of 09 state's network planning model can also be tested, when producing carrier module in batches, utilize this device can substitute host computer and testing software, not only improve the inspection of product quality, also improve production efficiency and reduce production cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment, simple introduction is done below by the accompanying drawing used required in embodiment or description of the prior art, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the block diagram of the utility model test module.
Fig. 3 is that the circuit of main control MCU connects block diagram.
Fig. 4 is the block diagram of the utility model base table module.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in more detail.
Embodiment
As shown in Figure 1, carrier module testing apparatus of the present utility model comprises base 1, the top board 1a of base 1 is provided with support plate 1-1, operating grip 3 is arranged on base 1, and dynamic pressure plate 2 can be with to move up and down, the lower surface of pressing plate 2 is provided with thimble (not shown), and test module 4 is arranged in base 1, and test module 4 is electrically connected with the test interface of support plate 1-1.When carrier module to be measured is positioned on support plate 1-1, pressing plate 2 is positioned at the top of support plate 1-1, and by pull-up operating grip 3, pressing plate 2 is moved down, and pressing plate and thimble are pressed on carrier module to be measured, and carrier module to be measured and test module 4 are connected.Operating grip of the present utility model is connected with pressing plate by connecting rod (not shown), and pressing plate to be arranged on guide rod and can to move up and down along guide rod, and operating grip adopts the lever type connecting structure band dynamic pressure plate of routine in Machine Design to move.
As shown in Figure 2, test module 4 of the present utility model comprises the main control MCU 4-1 be arranged on printed circuit board (PCB), bluetooth communication 4-2, ethernet interface module 4-3, Test Switchboard circuit 4-4 and result display module 4-5, base table module 4-6, power-switching circuit 4-7, power-switching circuit 4-7 is connected with power supply, is each module for power supply.Wherein, bluetooth communication 4-2, ethernet interface module 4-3, Test Switchboard circuit 4-4 are connected with main control MCU 4-1 respectively with result display module 4-5 and base table module 4-6.
Main control MCU 4-1 initiatively sends order of checking meter, control device and carry out data reading system by Serial Port Line with copying for replacing computer host computer, and can store test results, test data is preserved so that produce, the main control MCU of the present embodiment adopts the control chip of model STM32F103RBT6, as shown in Figure 3, for the circuit block diagram of the present embodiment main control MCU, the power pin of main control MCU is connected with power-switching circuit, a serial port pin UART0 is connected with bluetooth communication 4-1 and RS232 communication module, a serial port pin UART1 is connected with the serial ports of computer, a serial port pin UART2 and USB turns serial port circuit and is connected, SPI pin is connected with ethernet interface module 4-3, GPI pin is connected with result display module 4-5, store pin to be connected in storage chip, main control MCU also comprises JTAG pin and data pins, for obtaining the voltage and current of detection module.Main control MCU obtains the data of copying on control device by bluetooth communication or RS232 module, ethernet interface module for simulating concentrator, to test the concentrator carrier module of 09 state's network planning model.The bluetooth communication of the present embodiment adopts HC-07 bluetooth serial ports radio receiving transmitting module, and bluetooth communication can automatically be controlled device bluetooth and is connected with copying, thus realizes main control MCU and copy the wirelessly transmitting data controlled between device.Result display module adopts LED light.
Base table module 4-6 is used for main analog ammeter electric quantity data, and as shown in Figure 4, base table module 4-6 comprises base table MCU, 485 circuit and carrier interface circuit, and wherein, base table MCU is connected with 485 circuit with carrier interface circuit respectively.Power-switching circuit exports two-way voltage to base table module: a road 220V alternating current obtains 18V voltage after transformer, rectification circuit and filter circuit, 12V voltage is obtained again through voltage stabilizing chip (LM7812), be supplied to carrier interface circuit, it is that base table MCU powers that 12V voltage obtains 5V voltage through pressurizer (MC7805) again; Another road 5V voltage is 485 circuit supplies.Base table MCU of the present utility model have employed the control chip that Renesas's model is R8C284, is mainly used in the data analysis process of uploading carrier module, and transmitting order to lower levels.
Preferably, in order to prevent electrostatic repid discharge from causing current strength too large, produce heat or electric spark and to break components and parts, base table MCU adds 5VESD electrostatic defending pipe at 5V power supply and reset pin place.
Adopt the operating process of the utility model test carrier module as follows:
Carrier module to be tested is positioned over support plate 1-1, control operation handle 3 makes pressing plate 2 be pressed on carrier module to be tested, press Test Switchboard, the bluetooth communication 4-2 of main control MCU 4-1 first with copy control device bluetooth from being dynamically connected, when main control MCU 4-1 detects that Test Switchboard is pressed (I/O port PC0 is low level), main control MCU 4-1 is sent by bluetooth communication 4-2 and checks meter order to copying control device, if main control MCU 4-1 can receive the signal that carrier module returns, namely think that this module is non-defective unit, then LED light gives a green light, otherwise sends out a warning; When testing the concentrator carrier module of 09 state's network planning model, also need the Ethernet interface of detected carrier module, now main control MCU simulation concentrator, the network interface netting twine of concentrator carrier module and computer carry out Ethernet interface test.The utility model participates in without the need to host computer, quick, intelligent can judge carrier communication whether success.
Above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although be described in detail the utility model with reference to above-described embodiment, those of ordinary skill in the field are to be understood that, still can modify to embodiment of the present utility model or equivalent replacement, and not departing from any amendment of the utility model spirit and scope or equivalent replacement, it all should be encompassed among right of the present utility model.
Claims (7)
1. carrier module testing apparatus, comprise: base, the operating grip be arranged on described base, drive the pressing plate moved up and down and the support plate be arranged on described base by described operating grip, described support plate is positioned at below described pressing plate, and described support plate is electrically connected with the test module be arranged in base;
It is characterized in that:
Described test module comprises main control MCU, bluetooth communication, ethernet interface module, Test Switchboard circuit, result display module, base table module and power-switching circuit, described power-switching circuit is connected with power supply, for each module for power supply, described bluetooth communication, ethernet interface module, Test Switchboard circuit, result display module and base table module are connected with described main control MCU respectively.
2. carrier module testing apparatus as claimed in claim 1, it is characterized in that: described base table module comprises base table MCU, 485 circuit and carrier interface circuit, described base table MCU is connected with described 485 circuit with described carrier interface circuit respectively.
3. carrier module testing apparatus as claimed in claim 1, is characterized in that: described main control MCU adopts the control chip of model STM32F103RBT6.
4. carrier module testing apparatus as claimed in claim 3, it is characterized in that: the power pin of described main control MCU is connected with power-switching circuit, a serial port pin is connected with bluetooth communication and RS232 communication module, a serial port pin is connected with the serial ports of computer, a serial port pin turns serial port circuit with USB and is connected, SPI pin is connected with ethernet interface module, GPI pin is connected with result display module, store pin to be connected with storage chip, also comprise JTAG pin and data pins, for obtaining the voltage and current of detection module.
5. carrier module testing apparatus as claimed in claim 1, is characterized in that: described bluetooth communication adopts HC-07 bluetooth serial ports radio receiving transmitting module.
6. carrier module testing apparatus as claimed in claim 1, is characterized in that: described result display module adopts LED light.
7. carrier module testing apparatus as claimed in claim 2, is characterized in that: described base table MCU is connected with electrostatic defending pipe at power supply and reset pin place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771394.0U CN205195701U (en) | 2015-09-29 | 2015-09-29 | Carrier wave module testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771394.0U CN205195701U (en) | 2015-09-29 | 2015-09-29 | Carrier wave module testing device |
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| CN205195701U true CN205195701U (en) | 2016-04-27 |
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| CN201520771394.0U Active CN205195701U (en) | 2015-09-29 | 2015-09-29 | Carrier wave module testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107067701A (en) * | 2016-12-29 | 2017-08-18 | 国家电网公司 | A kind of carrier module detector |
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2015
- 2015-09-29 CN CN201520771394.0U patent/CN205195701U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107067701A (en) * | 2016-12-29 | 2017-08-18 | 国家电网公司 | A kind of carrier module detector |
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