CN209014703U - Fan motor finished product endurance testing device - Google Patents
Fan motor finished product endurance testing device Download PDFInfo
- Publication number
- CN209014703U CN209014703U CN201821644885.9U CN201821644885U CN209014703U CN 209014703 U CN209014703 U CN 209014703U CN 201821644885 U CN201821644885 U CN 201821644885U CN 209014703 U CN209014703 U CN 209014703U
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- module
- outer casing
- voltage reduction
- electrically connected
- main control
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model fan motor finished product endurance testing device, comprising: outer casing base, outer casing base are hollow structure open at one end；Main control module is arranged in outer casing base, includes microprocessor in main control module；Exchange turns DC Module and is electrically connected with AC socket connector, and DC to DC voltage reduction module turns DC Module with exchange and is electrically connected, and DC to DC voltage reduction module control circuit is electrically connected with DC to DC voltage reduction module；DC to DC voltage reduction module control circuit is electrically connected with main control module；AC dump detection module is electrically connected with main control module and AC socket connector respectively；Upright spring junction block is electrically connected with DC to DC voltage reduction module, and upright spring junction block is arranged on outer casing base, is electrically connected with the tested fan motor in outside.The record of supply voltage adjustment for refrigerator blower, operating current monitoring, running and rundown time cycle set, test loop number and time may be implemented in the utility model, and power-off data such as automatically save at the functions.
Description
Technical field
The utility model relates to electricity field more particularly to motor performance test technology, especially a kind of fan motor at
Product endurance testing device.
Background technique
In the prior art, the life performance of refrigerator blower finished product adds the start-stop of the time relay to realize by Switching Power Supply
Loop test, but accurate recording cycle-index and time specific stopping can not can not be estimated also, under power blackout situation
Working time influences the ordinary life test process of refrigerator blower finished product.
Utility model content
In view of the above technical problems, the purpose of this utility model is to provide a kind of fan electricity for solving above-mentioned technical problem
Machine finished product endurance testing device.
In order to solve the above technical problems, the fan motor finished product endurance testing device of the utility model, comprising: shell bottom
Seat, the outer casing base are hollow structure open at one end；
Main control module, the main control module setting includes micro- place in the outer casing base, in main control module
Manage device；
AC socket connector, the AC socket connector are arranged on the outer casing base, the AC socket connector with
Exchange turns DC Module electrical connection；
It is disconnected that exchange turns DC Module, DC to DC voltage reduction module, DC to DC voltage reduction module control circuit and exchange
Electro-detection module, the exchange turn DC Module, the DC to DC voltage reduction module, the DC to DC voltage reduction module control
Circuit processed and the AC dump detection module are arranged in the outer casing base；
The exchange turns DC Module and is electrically connected with the AC socket connector, the DC to DC voltage reduction module and institute
It states exchange and turns DC Module electrical connection, the DC to DC voltage reduction module control circuit and the DC to DC voltage reduction module
Electrical connection；The DC to DC voltage reduction module control circuit is electrically connected with the main control module；The AC dump detection
Module is electrically connected with the main control module and the AC socket connector respectively；
Upright spring junction block, the upright spring junction block are arranged on the outer casing base, and the upright spring connects
Line seat is electrically connected with the DC to DC voltage reduction module.
Cover plate of outer casing is equipped in the open end of the outer casing base.
Radiator fan is equipped on the cover plate of outer casing.
LCD touch display screen, the LCD touch display screen and main control module electricity are equipped on the outer casing base
Connection.
The quantity of the upright spring junction block is two or more.
The main control module includes STM32C8T6 control chip.
The utility model fan motor finished product endurance testing device may be implemented for refrigerator blower supply voltage adjustment,
The record of operating current monitoring, running and rundown time cycle set, test loop number and time, power-off data automatically save
Etc. functions, can effectively complete entire Lifetest procedure.
Detailed description of the invention
Fig. 1 is the utility model fan motor finished product endurance testing device pedestal top view；
Fig. 2 is the utility model fan motor finished product endurance testing device pedestal isometric side view；
Fig. 3 is the utility model fan motor finished product endurance testing device cover plate of outer casing bottom view；
Fig. 4 is the utility model fan motor finished product endurance testing device overall effect figure；
Fig. 5 is the utility model fan motor finished product endurance testing device schematic diagram.
Specific embodiment
The utility model fan motor finished product endurance testing device is described in further detail with reference to the accompanying drawing.
As shown in fig. 1~fig. 5, the utility model fan motor finished product endurance testing device is connect by AC socket connector 2
Enter AC power source, be linked into exchange and turn the exchange of 24V direct current and turn DC Module 3, is converted by ACDC, export 24V direct current, be
Reply rear end can power the demands of multiple test blower finished products, select the Switching Power Supply of the EPP-400-24 of bright latitude, can be with
24V output, the load capacity of 400W are provided.
The 24V direct current that the exchange that exchange on outer casing base 1 turns 24V direct current turns DC Module 3 is output to 24V decompression
The input terminal of DC to DC voltage reduction module 4, the DC to DC voltage reduction module 4 and 24V decompression DC of 24V decompression turn direct current drop
Die block control circuit 5 is combined into a high-power programmable power supply module, is the direct current of the 400W power customized to bright latitude
Turn DC decompression module (module model name Z2020A3), the DC to DC voltage reduction module 4 of 24V decompression is as a 24V input
The controllable reduction voltage circuit of 5V~20V can be exported, it is a control mould that 24V decompression DC, which turns DC decompression module control circuit 5,
Block can carry out the control of output voltage for the DC to DC voltage reduction module 4 of 24V decompression, and control includes: output voltage
The switch of size adjustment, the acquisition of output electric current and current limliting, output voltage.Main control module 6 is controlled using the STM32C8T6 of ST
Chip, completes the control instruction output for turning 5 module of DC decompression module control circuit for 24V decompression DC and 24V is depressured directly
Circulate the collected data receiver of DC decompression module control circuit 5, and exporting with LCD's for LCD touch display screen 8
It touches feedback command to receive, also comprises and the signal of the outage detection module of AC dump detection module 7 is received to complete
The data of shutdown transient save work.
The LCD touch screen of LCD touch display screen 8 can do the DC to DC of 24V decompression as interactive window
The output voltage of voltage reduction module 4 is set, and the circulation time setting of start and close exports the display of electric current, operation period and time
Display.
The alternating current of 7 receiving portion of AC dump detection module connection exchange, by light-coupled isolation device, feedback output is arrived
Main control module 6, when the moment of AC dump, since the exchange that ACDC(exchange turns 24V direct current turns DC Module 3) and DCDC
The capacitive energy storage effect of (the DC to DC voltage reduction module 4 of 24V decompression) module, the power supply of direct current component do not stop working also,
Light-coupled isolation device can export the MCU operating voltage of 6 substrate of 3.3V(main control module) feedback square wave level, be given to
Main control module 6, main control module 6 realize the preservation of all data in shutdown transient.Turn the exchange turn of 24V direct current due to exchanging
DC Module 3, the DC to DC voltage reduction module 4 of 24V decompression are powerful power module, so need to work in equipment
When heat dissipation is provided, so being configured with radiator fan 10 on cover plate of outer casing 11, have 24V be depressured DC to DC voltage reduction module
4 provide operating voltage to radiator fan 10.
The output voltage of 4 module of DC to DC voltage reduction module of 24V decompression is connected to upright 12P spring junction block 9 and makees
For final output to the connectivity port of tested refrigerator blower 12.
Finally efficiently accomplish 30000 hours 20 seconds start and stop cycle lives test for refrigerator fan motor product.
The preferred embodiment created to the utility model above is illustrated, but the utility model is created not
It is limited to the embodiment, those skilled in the art can also make under the premise of without prejudice to the utility model creative spirit
Various equivalent variation or replacement, these equivalent variation or replacement are all contained in the claim of this application limited range
It is interior.
Claims (6)
1. a kind of fan motor finished product endurance testing device characterized by comprising
Outer casing base, the outer casing base are hollow structure open at one end；
Main control module, the main control module are arranged in the outer casing base, include microprocessor in main control module；
AC socket connector, the AC socket connector are arranged on the outer casing base, the AC socket connector with exchange
Turn DC Module electrical connection；
Exchange turns DC Module, DC to DC voltage reduction module, DC to DC voltage reduction module control circuit and AC dump inspection
Module is surveyed, the exchange turns DC Module, the DC to DC voltage reduction module, DC to DC voltage reduction module control electricity
Road and the AC dump detection module are arranged in the outer casing base；
The exchange turns DC Module and is electrically connected with the AC socket connector, the DC to DC voltage reduction module and the friendship
Circulate DC Module electrical connection, and the DC to DC voltage reduction module control circuit is electrically connected with the DC to DC voltage reduction module
It connects；The DC to DC voltage reduction module control circuit is electrically connected with the main control module；The AC dump detection module
It is electrically connected respectively with the main control module and the AC socket connector；
Upright spring junction block, the upright spring junction block are arranged on the outer casing base, the upright spring junction block
It is electrically connected with the DC to DC voltage reduction module.
2. fan motor finished product endurance testing device according to claim 1, which is characterized in that in opening for the outer casing base
Mouth end is equipped with cover plate of outer casing.
3. fan motor finished product endurance testing device according to claim 2, which is characterized in that set on the cover plate of outer casing
There is radiator fan.
4. fan motor finished product endurance testing device according to claim 1, which is characterized in that set on the outer casing base
There is LCD touch display screen, the LCD touch display screen is electrically connected with the main control module.
5. fan motor finished product endurance testing device according to claim 1, which is characterized in that the upright spring junction block
Quantity be two or more.
6. fan motor finished product endurance testing device according to claim 1, which is characterized in that the main control module includes
STM32C8T6 controls chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644885.9U CN209014703U (en) | 2018-10-11 | 2018-10-11 | Fan motor finished product endurance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644885.9U CN209014703U (en) | 2018-10-11 | 2018-10-11 | Fan motor finished product endurance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209014703U true CN209014703U (en) | 2019-06-21 |
Family
ID=66838146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821644885.9U Active CN209014703U (en) | 2018-10-11 | 2018-10-11 | Fan motor finished product endurance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209014703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814937A (en) * | 2019-11-15 | 2021-05-18 | 神讯电脑(昆山)有限公司 | Fan aging testing device |
-
2018
- 2018-10-11 CN CN201821644885.9U patent/CN209014703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814937A (en) * | 2019-11-15 | 2021-05-18 | 神讯电脑(昆山)有限公司 | Fan aging testing device |
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