CN105471236A - Multi-output power supply - Google Patents
Multi-output power supply Download PDFInfo
- Publication number
- CN105471236A CN105471236A CN201510946218.0A CN201510946218A CN105471236A CN 105471236 A CN105471236 A CN 105471236A CN 201510946218 A CN201510946218 A CN 201510946218A CN 105471236 A CN105471236 A CN 105471236A
- Authority
- CN
- China
- Prior art keywords
- transfer module
- power transfer
- 24vdc
- power supply
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/16—Conversion of dc power input into dc power output without intermediate conversion into ac by dynamic converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/008—Plural converter units for generating at two or more independent and non-parallel outputs, e.g. systems with plural point of load switching regulators
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
The invention discloses a multi-output power supply. The multi-output power supply comprises two stages of power conversion modules, wherein the first stage is a 220VAc/24VDc power conversion module; the second stage at least comprises two power conversion modules; and the input ends of the power conversion modules in the second stage are all connected in parallel to the output end of the 220VAc/24VDc power conversion module. Through intensive design of the power conversion modules and reasonable matching of output ports of the conversion modules, the possibility of multiple selections of power output ports is realized without excessively increasing the volume of the power supply.
Description
Technical field
The present invention relates to a kind of electric and electronic technical field, particularly relate to a kind of out-put supply.
Background technology
In the debugging of multiple electronic circuit board, often need the power supply switching different voltage, and existing power supply is all single channel or the output of two-way fixed voltage, or regulated power supply.And fixed voltage out-put supply exports single, multiple choices demand can not be met; The general volume of regulated power supply is comparatively large, and weight is also large, is inconvenient to move.
Summary of the invention
In view of the above-mentioned defect that prior art exists, the technical problem to be solved in the present invention is by adopting two-stage power transfer module to provide a kind of multi-output power supply, to overcome the problem of the single or volume of conventional power source output voltage excessive inconvenience movement, thus the demand that multiple conventional power supply exports selection can be met.
Technical scheme of the present invention is achieved in that
A kind of multi-output power supply, comprise two-stage power transfer module, the first order is one group of 220VAc/24VDc power transfer module, and the second level has two groups of power transfer module at least, and the input of second level power transfer module is all connected in parallel on the output of first order 220VAc/24VDc power transfer module.
Further scheme, described second level power transfer module has eight groups, 24VDc/24VDc power transfer module respectively, 24VDc/ ± 24VDc power transfer module, 24VDc/15VDc power transfer module, 24VDc/ ± 15VDc power transfer module, 24VDc/12VDc power transfer module, 24VDc/ ± 12VDc power transfer module, 24VDc/5VDc power transfer module, 24VDc/3.3VDc power transfer module.
Further scheme, eight groups, described second level power transfer module output comprises 48V, 30V, 24V, ± 24V, 15V, ± 15V, 12V, ± 12V, 5V, 3.3V 10 kinds different voltages by finally exportable after closed and disconnected respective switch.
Further scheme, described second level power transfer module output can export two or more voltage by closed and disconnected respective switch simultaneously.
Further scheme, the output of the eight groups of power transfer module in the described second level is all connected to a power supply indicator module by the final voltage output end that formed after closed and disconnected respective switch.
Compared with prior art, advantage of the present invention is apparent, is mainly manifested in:
1. 10 kinds of different electrical power can be provided to export, and an equipment just effectively meets the selection demand of multiple conventional power supply output.
2. can multiple power sources be provided to export, an equipment meets the demand of multivoltage, multi-user simultaneously simultaneously.
2. make, when exceeding increase power volume, to achieve the possibility of output port of power source multiple choices by the Intensive Design of power transfer module and the reasonably combined of each modular converter output port.
Accompanying drawing explanation
Accompanying drawing 1 is first order power transfer module circuit diagram.
Accompanying drawing 2 is second level power transfer module circuit diagram.
Accompanying drawing 3 is second level power transfer module output end power indicating lamp module circuit diagram.
Embodiment
A kind of multi-output power supply of the present invention as shown in Figure 1, 2, comprise two-stage power transfer module, the first order is one group of 220VAc/24VDc power transfer module, the second level has two groups of power transfer module at least, and the input of second level power transfer module is all connected in parallel on the output of first order 220VAc/24VDc power transfer module.Further, described second level power transfer module has eight groups, 24VDc/24VDc power transfer module respectively, 24VDc/ ± 24VDc power transfer module, 24VDc/15VDc power transfer module, 24VDc/ ± 15VDc power transfer module, 24VDc/12VDc power transfer module, 24VDc/ ± 12VDc power transfer module, 24VDc/5VDc power transfer module, 24VDc/3.3VDc power transfer module.Further, eight groups, described second level power transfer module output comprises 48V, 30V, 24V, ± 24V, 15V, ± 15V, 12V, ± 12V, 5V, 3.3V 10 kinds different voltages by finally exportable after combination collocation.
As shown in Figure 2, the combination collocation mode that eight groups, described second level power transfer module output is concrete is:
When needs 24V power supply, closed SW1, disconnects SW2 ~ SW8, and power supply indicator D11 is bright simultaneously, and now 1 pin of J1 is 24V, and 2 pin are ground.
When needs ± 24V power supply, closed SW2, disconnects SW1, SW3 ~ SW8, and power supply indicator D16, D19 are bright simultaneously, and now 1 pin of J2 is 24V+, and 2 pin are ground, and 3 pin are 24V-.
When needs 15V power supply, closed SW3, disconnects SW1 ~ SW2, SW4 ~ SW8, and power supply indicator D12 is bright simultaneously, and now 1 pin of J3 is 15V, and 2 pin are ground.
When needs ± 15V power supply, closed SW5, disconnects SW1 ~ SW4, SW6 ~ SW8, and power supply indicator D17, D20 are bright simultaneously, and now 1 pin of J5 is 15V+, and 2 pin are ground, and 3 pin are 15V-.
When needs 12V power supply, closed SW4, disconnects SW1 ~ SW3, SW5 ~ SW8, and power supply indicator D13 is bright simultaneously, and now 1 pin of J4 is 12V, and 2 pin are ground.
When needs ± 12V power supply, closed SW7, disconnects SW1 ~ SW6, SW8, and power supply indicator D18, D21 are bright simultaneously, and now 1 pin of J7 is 12V+, and 2 pin are ground, and 3 pin are 12V-.
When needs 5V power supply, closed SW6, disconnects SW1 ~ SW5, SW7 ~ SW8, and power supply indicator D14 is bright simultaneously, and now 1 pin of J6 is 5V, and 2 pin are ground.
When needs 3.3V power supply, closed SW8, disconnects SW1 ~ SW7, and power supply indicator D15 is bright simultaneously, and now 1 pin of J8 is 3.3V, and 2 pin are ground.
When needs 48V power supply, closed SW2, disconnects SW1, SW3 ~ SW8, and power supply indicator D16, D19 are bright simultaneously, and now 1 pin of J2 is 48V, and 3 pin are ground.
When needs 30V power supply, closed SW5, disconnects SW1 ~ SW4, SW6 ~ SW8, and power supply indicator D17, D20 are bright simultaneously, and now 1 pin of J5 is 30V, and 3 pin are ground.
As shown in Figure 2, eight groups, described second level power transfer module output also can export two or more different voltage by closed and disconnected respective switch as required simultaneously.
Such as, when needing to export 24V, ± 15V and 5V power supply simultaneously, closed SW1, SW5, SW6, disconnect SW2 ~ SW4, SW7 ~ SW8, and power supply indicator D11, D17, D20, D14 are bright simultaneously, and now 1 pin of J1 is 24V, and 2 pin are ground; 1 pin of J5 is 15V+, and 2 pin are ground, and 3 pin are 15V-; 1 pin of J6 is 5V, and 2 pin are ground.
When to need 24V, ± 24V, 15V, 12V power supply simultaneously, closed SW1 ~ SW4, disconnects SW5 ~ SW8, and power supply indicator D11, D16, D19, D12, D13 are bright simultaneously, and now 1 pin of J1 is 24V, and 2 pin be; 1 pin of J2 is 24V+, and 2 pin are ground, and 3 pin are 24V-; 1 pin of J3 is 15V, and 2 pin are ground; 1 pin of J4 is 12V, and 2 pin are ground.
As shown in Figure 3, eight groups, described second level power transfer module output the final multiple different voltage output end formed all is connected to a power supply indicator after combination collocation by the way.
In the above-described embodiment, described first order 220VAc/24VDc power transfer module is regular tap power supply, more than power requirement 50W.Described second level 24VDc/24VDc power transfer module is turned 24VDC/DC module formed by electric capacity, Transient Suppression Diode, 24V; 24VDc/ ± 24VDc power transfer module by electric capacity, Transient Suppression Diode, 24V turn ± 24VDC/DC module forms; 24VDc/15VDc power transfer module is turned 15VDC/DC module formed by electric capacity, Transient Suppression Diode, 24V; 24VDc/ ± 15VDc power transfer module by electric capacity, Transient Suppression Diode, 24V turn ± 15VDC/DC module forms; 24VDc/12VDc power transfer module is turned 12VDC/DC module formed by electric capacity, Transient Suppression Diode, 24V; 24VDc/ ± 12VDc power transfer module by electric capacity, Transient Suppression Diode, 24V turn ± 12VDC/DC module forms; 24VDc/5VDc power transfer module is turned 5VDC/DC module formed by electric capacity, Transient Suppression Diode, 24V; 24VDc/3.3VDc power transfer module is turned 3.3VDC/DC module formed by electric capacity, Transient Suppression Diode, 24V.The power supply indicator module of final voltage output end is made up of LED and resistance.
The above, be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto.Any employing two-stage power transfer module; and the second level is the design concept of the power transfer module of output mix and match; the protection range of the technical conceive illustrated by the present invention all should be belonged to; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (5)
1. a multi-output power supply, it is characterized in that: comprise two-stage power transfer module, the first order is one group of 220VAc/24VDc power transfer module, the second level has two groups of power transfer module at least, and the input of second level power transfer module is all connected in parallel on the output of first order 220VAc/24VDc power transfer module.
2. multi-output power supply according to claim 1, it is characterized in that: described second level power transfer module has eight groups, 24VDc/24VDc power transfer module respectively, 24VDc/ ± 24VDc power transfer module, 24VDc/15VDc power transfer module, 24VDc/ ± 15VDc power transfer module, 24VDc/12VDc power transfer module, 24VDc/ ± 12VDc power transfer module, 24VDc/5VDc power transfer module, 24VDc/3.3VDc power transfer module.
3. multi-output power supply according to claim 1 and 2, is characterized in that: described second level power transfer module output is by the closed and disconnected respective switch finally exportable 10 kinds of different voltages comprising 48V, 30V, 24V, ± 24V, 15V, ± 15V, 12V, ± 12V, 5V, 3.3V.
4. multi-output power supply according to claim 3, is characterized in that: described second level power transfer module output can export two or more voltage by closed and disconnected respective switch simultaneously.
5. multi-output power supply according to claim 3, is characterized in that: the final voltage output end that the output of described second level power transfer module is formed by closed and disconnected respective switch is all connected to a power supply indicator module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510946218.0A CN105471236A (en) | 2015-12-16 | 2015-12-16 | Multi-output power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510946218.0A CN105471236A (en) | 2015-12-16 | 2015-12-16 | Multi-output power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105471236A true CN105471236A (en) | 2016-04-06 |
Family
ID=55608651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510946218.0A Pending CN105471236A (en) | 2015-12-16 | 2015-12-16 | Multi-output power supply |
Country Status (1)
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| CN (1) | CN105471236A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201017211Y (en) * | 2007-03-16 | 2008-02-06 | 谢红卫 | Energy-saving type power supply controller |
| CN102593784A (en) * | 2012-03-05 | 2012-07-18 | 北京四方继保自动化股份有限公司 | Distributed power supply system of relay protection device |
| CN102647086A (en) * | 2012-04-27 | 2012-08-22 | 苏州长风自动化科技有限公司 | DC-DC power conversion device |
| CN203491904U (en) * | 2013-09-30 | 2014-03-19 | 青岛海信宽带多媒体技术有限公司 | Power supply tool |
| CN104079186A (en) * | 2014-07-22 | 2014-10-01 | 上海航天电子通讯设备研究所 | Visible light communication power supply system |
| CN203933391U (en) * | 2014-05-15 | 2014-11-05 | 奇瑞汽车股份有限公司 | A kind of multichannel DC power module application circuit |
| CN204721235U (en) * | 2015-07-09 | 2015-10-21 | 南京机电职业技术学院 | A kind of Multifunctional laboratory power supply |
-
2015
- 2015-12-16 CN CN201510946218.0A patent/CN105471236A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201017211Y (en) * | 2007-03-16 | 2008-02-06 | 谢红卫 | Energy-saving type power supply controller |
| CN102593784A (en) * | 2012-03-05 | 2012-07-18 | 北京四方继保自动化股份有限公司 | Distributed power supply system of relay protection device |
| CN102647086A (en) * | 2012-04-27 | 2012-08-22 | 苏州长风自动化科技有限公司 | DC-DC power conversion device |
| CN203491904U (en) * | 2013-09-30 | 2014-03-19 | 青岛海信宽带多媒体技术有限公司 | Power supply tool |
| CN203933391U (en) * | 2014-05-15 | 2014-11-05 | 奇瑞汽车股份有限公司 | A kind of multichannel DC power module application circuit |
| CN104079186A (en) * | 2014-07-22 | 2014-10-01 | 上海航天电子通讯设备研究所 | Visible light communication power supply system |
| CN204721235U (en) * | 2015-07-09 | 2015-10-21 | 南京机电职业技术学院 | A kind of Multifunctional laboratory power supply |
Non-Patent Citations (1)
| Title |
|---|
| 张元良: "《单片机综合设计实用教程》", 30 September 2013 * |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160406 |
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| RJ01 | Rejection of invention patent application after publication |