CN202026236U - Module power supply and electronic equipment employing same - Google Patents
Module power supply and electronic equipment employing same Download PDFInfo
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- CN202026236U CN202026236U CN201120088488XU CN201120088488U CN202026236U CN 202026236 U CN202026236 U CN 202026236U CN 201120088488X U CN201120088488X U CN 201120088488XU CN 201120088488 U CN201120088488 U CN 201120088488U CN 202026236 U CN202026236 U CN 202026236U
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Abstract
The utility model relates to power supply technology, in particular to a module power supply and electronic equipment employing the same. The module power supply comprises a power conversion circuit board and a control circuit board which are independent of each other; connecting interfaces are arranged between the power conversion circuit board and the control circuit board, and at least comprise a group of feedback signals and a group of drive signals which are separately arranged; and a ground signal is at least arranged beside the feedback signals. In the utility model, the power conversion circuit board and the control circuit board between which the unified interfaces are defined are separately designed, the interface signals comprise at least one group of feedback signals and one group of drive signals, so that the requirements of various conversion topologies (such as buck, boost, buck-boost, etc.) can be satisfied to achieve good compatibility so long as the corresponding control circuit boards are replaced; when the power supply chips are upgraded, the module power supply can be upgraded so long as the control circuit board is replaced, so that the universality of the module power supply is improved; and the module power supply provided by the utility model has higher application flexibility, reduced repeated design, and lower design, test, production and maintenance costs.
Description
Technical field
The utility model relates to power technology, more particularly, relates to a kind of modular power source and uses the electronic equipment of this modular power source.
Background technology
Present commercial power subset, because the particularity of the abominable and application scenario requirement of operational environment, wide ranges, the cost that require that its power work temperature range is wide, volume is little, power density and reliability height, physical dimension has diversity, input voltage is low etc.In order to satisfy above-mentioned requirements, when carrying out the electronic equipment exploitation, have to develop simultaneously a plurality of different power modules that require, perhaps purchase multiple power module.Its very flexible of the power module of Chu Shouing in the market, a kind of product often its power rank, input voltage type, working temperature and cost all can't change, and its application is restricted.Normally develop a kind of power module for each demand according to product requirement, and the circuit for power conversion of power module and control circuit partly are made on the same pcb board, the power module kind of developing like that is many, maintainability is poor, the construction cycle is long, cost is high, and the heat of circuit for power conversion part will inevitably raise the temperature of control circuit part, be unfavorable for the reliability of control circuit part, the versatility of this power module is poor.For this reason, there is the part of module power supply that circuit for power conversion part and control circuit part are independently offered meter on two pcb boards now, common modular power source design, its reliability has obvious enhancing, but because docking port does not partly have uniform definition, circuit for power conversion plate and control circuit board just concern one to one, various control circuit boards are incompatible, recycling rate of waterused is low, still exists kind many, and maintainability is poor, the problem of versatility difference.
The utility model content
The technical problems to be solved in the utility model is, just corresponding one by one at existing modular power source circuit for power conversion with control circuit, various control circuit boards are incompatible, circuit for power conversion and control circuit recycling rate of waterused are low, problems such as versatility difference provide that a kind of compatibility is good, recycling rate of waterused is high, highly versatile and the strong modular power source of antijamming capability.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of modular power source is provided, comprises separate circuit for power conversion plate and the control circuit board that separates, be provided with connecting interface between described circuit for power conversion plate and the described control circuit board; Described connecting interface comprises one group of feedback signal and one group of drive signal at least, and described feedback signal is separated with drive signal and arranged, the other earth signal that is provided with at least of described feedback signal.
In the modular power source that the utility model provides, the signal distributions of described connecting interface is on the connector with circuit for power conversion plate and the fixing electrical connection of control circuit board.
The utility model further provides a kind of electronic equipment, adopts a kind of modular power source, comprises separate circuit for power conversion plate and the control circuit board that separates, and is provided with connecting interface between described circuit for power conversion plate and the described control circuit board; Described connecting interface comprises one group of feedback signal and drive signal at least, and described feedback signal is separated with drive signal and arranged, the other earth signal that is provided with at least of described feedback signal.
In the electronic equipment that the utility model provides, the signal distributions of the modular power source connecting interface that described electronic equipment adopts is on the connector with circuit for power conversion plate and the fixing electrical connection of control circuit board.
Implement the utility model, have following beneficial effect: the utility model is with circuit for power conversion plate and the discrete meter of offering of control circuit board, define unified interface between the two, comprise at least one group of feedback signal and one group of drive signal in the interface signal, make replacing correspondent control circuits plate can satisfy the demand of multiple conversion topologies (as buck, boost, buck-boost etc.), compatible good; When power supply chip was upgraded, only needing to change control circuit board was scalable modular power source, thereby improves the versatility of modular power source; Described feedback signal separated with drive signal arrange, and, can improve the antijamming capability of interface signal in the other mode of establishing an earth signal at least of feedback signal.The problem that the utility model solves has improved the application flexibility of power module itself, has reduced design iterations, has saved the cost of design, test and production and maintenance.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the perspective view of modular power source of the present utility model;
Fig. 2 is a modular power source connecting interface schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, be an embodiment of the stereochemical structure of modular power source of the present utility model, it comprises separate circuit for power conversion plate 2 that separates and control circuit board 1, is provided with connecting interface 3 between circuit for power conversion plate 2 and the control circuit board 1.
As shown in Figure 2, being a preferred embodiment of modular power source connecting interface of the present utility model, in the present embodiment, is the connecting interface 3 that a double-row type is arranged, and this connecting interface 3 comprises one group of feedback signal and one group of drive signal at least.Feedback signal is to be used for gathering actual output voltage signal in the circuit for power conversion plate or/and current signal, and it is fed back to control circuit board 1, control circuit board 1 according to the actual output voltage signal that collects or/and current signal comprehensively judge actual output and expect gap between given, thereby the regulating and controlling drive signal.Feedback signal is extremely responsive, when the interference that is subjected to other signals, gives control circuit board 1 with the feedback information of mistake easily.Therefore in the present embodiment, feedback signal and drive signal are separated the both sides that are arranged in connecting interface, and being provided with an earth signal at least on the feedback signal side comes it is surrounded shielding, prevent that other signals from disturbing feedback signal, cause that the expection of the drive signal in the control circuit board 1 is given to differ too big with actual demand.Drive signal is used for the power tube in the driving power change-over circuit plate, thereby the actual voltage signal of control is or/and the output of current signal.When practical design, the form of this connecting interface is not done qualification.
The signal distributions of above-mentioned connecting interface 3 is on the connector (not shown) with circuit for power conversion plate 2 and control circuit board 1 fixing electrical connection, the form of connector is not done qualification yet, can be common straight cutting contact pin form, also can be the FPC device form etc. that is flexible coupling.
When the application of reality, according to different power supply requirements, select different control circuit boards, by connecting interface it is plugged on the circuit for power conversion plate, for different electronic equipments provides power supply.
For the purpose of this utility model, feature and advantage can be become apparent more, hereinafter the spy is elaborated with regard to preferred embodiment.
The connecting interface signal distributions of this preferred embodiment illustrates in conjunction with Fig. 2.As shown in Figure 2, the pin of signal is followed successively by 1-24 from top to bottom from right to left, and concrete signal is defined as follows shown in the table:
The connecting interface signal distributions table of table 1 preferred embodiment
Comprise two groups of drive signals in the above-mentioned connecting interface definition, the pin 9,11,13,15 shown in the last table can drive two group powers; Pin two, 4,8,18,22,24 shown in two groups of voltage and current feedback signals, last table, and drive signal and feedback signal be distributed in the both sides of connecting interface, guaranteed that it does not disturb mutually.Moreover, be provided with earth signal on the next door of every group of voltage or current feedback signal, feedback signal is surrounded shielding get up, prevent the interference that it is subjected to other signals.Also comprise other necessary signals of modular power source in the definition of above-mentioned connecting interface, repeat no more here.Under the situation of different power supply requirements, select different drive signals and feedback signal can satisfy the demand of different voltage ranges and different capacity conversion topologies structure.
The utility model further provides a kind of electronic equipment that uses above-mentioned modular power source, electronic equipment is under different industries and application scenario, it is to the demand difference of power supply, employing is its power supply with the modular power source in the discrete the foregoing description of offering meter of circuit for power conversion plate and control circuit board, can make it adapt to different application requirements, specific design mode the foregoing description illustrates, repeats no more herein.
The utility model is with circuit for power conversion plate and the discrete meter of offering of control circuit board, define unified interface between the two, comprise at least one group of feedback signal and one group of drive signal in the interface signal, make replacing correspondent control circuits plate can satisfy the demand of multiple conversion topologies (as buck, boost, buck-boost etc.), compatible good; When power supply chip was upgraded, only needing to change control circuit board was scalable modular power source, thereby improves the versatility of modular power source; Described feedback signal separated with drive signal arrange, and, can improve the antijamming capability of interface signal in the other mode of establishing an earth signal at least of feedback signal.The problem that the utility model solves has improved the application flexibility of power module itself, has reduced design iterations, has saved the cost of design, test and production and maintenance.The electronic equipment of the modular power source that use the utility model provides, the construction cycle is short, and cost is low, and under the different industry requirement and applications, range of choice is wide, and is good to the adaptability of environment.
Claims (4)
1. a modular power source comprises separate circuit for power conversion plate and the control circuit board that separates, and it is characterized in that, is provided with connecting interface between described circuit for power conversion plate and the described control circuit board; Described connecting interface comprises one group of feedback signal and one group of drive signal at least, and described feedback signal is separated with drive signal and arranged, the other earth signal that is provided with at least of described feedback signal.
2. a kind of modular power source according to claim 1 is characterized in that, the signal distributions of described connecting interface is on the connector with circuit for power conversion plate and the fixing electrical connection of control circuit board.
3. an electronic equipment adopts a kind of modular power source, comprises separate circuit for power conversion plate and the control circuit board that separates, and it is characterized in that, is provided with connecting interface between described circuit for power conversion plate and the described control circuit board; Described connecting interface comprises one group of feedback signal and one group of drive signal at least, and described feedback signal is separated with drive signal and arranged, the other earth signal that is provided with at least of described feedback signal.
4. a kind of electronic equipment according to claim 3 is characterized in that, the signal distributions of described modular power source connecting interface is on the connector with circuit for power conversion plate and the fixing electrical connection of control circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120088488XU CN202026236U (en) | 2011-03-29 | 2011-03-29 | Module power supply and electronic equipment employing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120088488XU CN202026236U (en) | 2011-03-29 | 2011-03-29 | Module power supply and electronic equipment employing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202026236U true CN202026236U (en) | 2011-11-02 |
Family
ID=44851170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120088488XU Expired - Lifetime CN202026236U (en) | 2011-03-29 | 2011-03-29 | Module power supply and electronic equipment employing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202026236U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099131A (en) * | 2014-04-16 | 2015-11-25 | 台达电子企业管理（上海）有限公司 | Power supply device |
| CN109921628A (en) * | 2019-03-22 | 2019-06-21 | 上海科世达-华阳汽车电器有限公司 | A kind of power module, power supply device and automobile |
| US12066780B2 (en) | 2022-05-23 | 2024-08-20 | Ricoh Company, Ltd. | Fixing device including nip formation plate having a plurality of protruding portions and image forming apparatus incorporating same |
-
2011
- 2011-03-29 CN CN201120088488XU patent/CN202026236U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099131A (en) * | 2014-04-16 | 2015-11-25 | 台达电子企业管理（上海）有限公司 | Power supply device |
| CN105099131B (en) * | 2014-04-16 | 2018-01-30 | 台达电子企业管理（上海）有限公司 | Supply unit |
| CN109921628A (en) * | 2019-03-22 | 2019-06-21 | 上海科世达-华阳汽车电器有限公司 | A kind of power module, power supply device and automobile |
| US12066780B2 (en) | 2022-05-23 | 2024-08-20 | Ricoh Company, Ltd. | Fixing device including nip formation plate having a plurality of protruding portions and image forming apparatus incorporating same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111102 |