CN201797449U - Direct current power supply - Google Patents
Direct current power supply Download PDFInfo
- Publication number
- CN201797449U CN201797449U CN2010202328291U CN201020232829U CN201797449U CN 201797449 U CN201797449 U CN 201797449U CN 2010202328291 U CN2010202328291 U CN 2010202328291U CN 201020232829 U CN201020232829 U CN 201020232829U CN 201797449 U CN201797449 U CN 201797449U
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- module
- output
- power supply
- input
- detection module
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Abstract
The utility model relates to a direct current power supply, which comprises an alternating current power source, an alternating current and direct current power source conversion module, a direct current power source output module, an output control module and a display module. The direct current power supply is characterized by further comprising a low output current testing module, a high output current testing module, a voltage testing module and an output switch module; an output end of the direct current power source output module, an input end of the output control module and an input end of the display module are all connected with the low output current testing module; the output end of the low output current testing module, an input end of the output control module and an input end of the display module are all connected with the high output current testing module; and an output end of the high output current testing module, an input end of the voltage testing module and a product to be tested are all connected with the output switch module. The direct current power supply can change tap positions to measure parameters of the product to be tested.
Description
Technical field
The utility model relates to a kind of power supply change-over device, particularly a kind of DC power supply.
Background technology
With the progress and the requirements of saving energy of work science and technology, electronic product uses the trend of Weak current more and more higher, for example: mobile phone, personal digital assistant, palmtop device etc.For the operating time that prolongs product reaches requirements of saving energy, it is target that the designed product that goes out all is set at less operating current, especially in standby part because the green energy resource requirement in the whole world is arranged, so now all need conformance with standard to sell, can cause institute's product sold to reclaim as not meeting the requirements at the product of being peddled on the market.Present employed DC power supply mainly is made up of AC power, Power Entry Module, DC power supply output module, output control module, display module, just can't measure needed resolution on measuring.The tester uses traditional DC power supply all can't reach requirement in voltage measurement and current measurement, present tester all uses traditional DC power supply to cooperate other measuring equipment to measure parameters needed, for example: measuring equipments such as multi-functional universal meter, ammeter.For these reasons, factory need purchase the measuring equipment of some, has increased the input cost of factory.
The utility model content
Technical problem to be solved in the utility model provides a kind of DC power supply of measuring product voltage to be measured, current parameters.
For solving the problems of the technologies described above, the utility model comprises AC power, power of alterating and direct current modular converter, DC power supply output module, output control module, display module, it is characterized in that, described DC power supply also comprises low output current detection module, High Output Current detection module, voltage detection module, output switch module, and described low output current detection module is connected with the output of DC power supply output module, the input of output control module, the input of display module; Described High Output Current detection module is connected with the output of low output current detection module, the input of output control module, the input of display module; Described output switch module is connected with the output of High Output Current detection module, the input of voltage detection module, product to be measured; Described voltage detection module is connected with the output of output switch module, the input of output control module, the input of display module; Described output switch module is used for controlling DC power supply and whether exports to product to be measured.
In the such scheme, described DC power supply output module is connected with the output of power of alterating and direct current modular converter, the output and the low output current detection module of output control module.
In the such scheme, described low output current detection module is connected with the input of input, display module and the output control module of High Output Current detection module.
In the such scheme, described High Output Current detection module is connected with the input of output switch module, display module and output control module.
In the such scheme, described voltage detection module is connected with the input of display module and output control module and is used to detect the magnitude of voltage of product to be measured.
The utility model is owing to adopted said structure, and having to provide replaceable gear to measure the beneficial effect of product parameters to be measured.
Description of drawings
Below in conjunction with the drawings and specific embodiments the technical solution of the utility model is further described in detail.
Fig. 1 is a structural representation of the present utility model.
Embodiment
As shown in the figure, the utility model comprises AC power 1, power of alterating and direct current modular converter 2, DC power supply output module 3, output control module 8, display module 10, low output current detection module 4, High Output Current detection module 5, voltage detection module 9, output switch module 6, and described low output current detection module 4 is connected with the output of DC power supply output module 3, the input of output control module 8, the input of display module 10; Described High Output Current detection module 5 is connected with the output of low output current detection module 4, the input of output control module 8, the input of display module 10; Described output switch module 6 is connected with output, the input of voltage detection module 9, the product to be measured 7 of High Output Current detection module 5; Described voltage detection module 9 is connected with the output of output switch module 6, the input of output control module 8, the input of display module 10; Described output switch module 6 is used for controlling DC power supply and whether exports to product 7 to be measured.
Described DC power supply output module 3 is connected with the output of power of alterating and direct current modular converter 2, the output and the low output current detection module 4 of output control module 8, is used to provide product 7 needed dc voltage value and current values to be measured.Described low output current detection module 4 is connected with the input of input, display module 10 and the output control module 8 of High Output Current detection module 5, be used for when product 7 to be measured operates in low current mode, adopt this module to detect the current values of product 7 to be measured and feed back to output control module 8 and control output current value.Described High Output Current detection module 5 is connected with the input of output switch module 6, display module 10 and output control module 8, be used for when product 7 to be measured operates in high current mode, adopt this module to detect the current values of product to be measured and feed back to output control module 8 and control output current value.Described voltage detection module 9 is connected with the input of display module 10 and output control module 8 and is used to detect the magnitude of voltage of product 7 to be measured; If detected overtension can automatically switch to high voltage detector, and feed back to output control module 8 and come the control output voltage value.
It should be noted last that, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (5)
1. DC power supply, comprise AC power, power of alterating and direct current modular converter, DC power supply output module, output control module, display module, it is characterized in that, described DC power supply also comprises low output current detection module, High Output Current detection module, voltage detection module, output switch module, and described low output current detection module is connected with the output of DC power supply output module, the input of output control module, the input of display module; Described High Output Current detection module is connected with the output of low output current detection module, the input of output control module, the input of display module; Described output switch module is connected with the output of High Output Current detection module, the input of voltage detection module, product to be measured; Described voltage detection module is connected with the output of output switch module, the input of output control module, the input of display module; Described output switch module is used for controlling DC power supply and whether exports to product to be measured.
2. DC power supply according to claim 1 is characterized in that, described DC power supply output module is connected with the output of Power Entry Module, the output and the low output current detection module of output control module.
3. DC power supply according to claim 1 and 2 is characterized in that, described low output current detection module is connected with the input of input, display module and the output control module of High Output Current detection module.
4. DC power supply according to claim 3 is characterized in that, described High Output Current detection module is connected with the input of output switch module, display module and output control module.
5. DC power supply according to claim 4 is characterized in that, described voltage detection module is connected with the input of display module and output control module and is used to detect the magnitude of voltage of product to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202328291U CN201797449U (en) | 2010-06-22 | 2010-06-22 | Direct current power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202328291U CN201797449U (en) | 2010-06-22 | 2010-06-22 | Direct current power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201797449U true CN201797449U (en) | 2011-04-13 |
Family
ID=43852346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202328291U Expired - Fee Related CN201797449U (en) | 2010-06-22 | 2010-06-22 | Direct current power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201797449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597074A (en) * | 2016-12-13 | 2017-04-26 | 李忠 | Novel voltage sag monitoring device |
-
2010
- 2010-06-22 CN CN2010202328291U patent/CN201797449U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597074A (en) * | 2016-12-13 | 2017-04-26 | 李忠 | Novel voltage sag monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20130622 |