CN201230228Y - Dual power supply converting switch - Google Patents
Dual power supply converting switch Download PDFInfo
- Publication number
- CN201230228Y CN201230228Y CNU2008201215547U CN200820121554U CN201230228Y CN 201230228 Y CN201230228 Y CN 201230228Y CN U2008201215547 U CNU2008201215547 U CN U2008201215547U CN 200820121554 U CN200820121554 U CN 200820121554U CN 201230228 Y CN201230228 Y CN 201230228Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- main control
- power supply
- switch
- control cpu
- 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.)
- Expired - Fee Related
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- Stand-By Power Supply Arrangements (AREA)
Abstract
The utility model discloses a double-power changing switch which comprises a transfer switch. The transfer switch comprises two incoming lines which are respectively connected with a common power supply and a reserve power supply, and an outgoing line which is connected with a load. The utility model is characterized in that the double-power changing switch also comprises a main control CPU circuit and a CPU operation-display circuit. The signal input end of the main control CPU circuit is connected with a voltage signal converting circuit. The input end of the voltage signal converting circuit is respectively connected with the two incoming lines. The power supply of the main control CPU circuit is respectively connected with the two incoming lines. The switch signal output end of the main control CPU circuit is connected with a relay. The output end of the relay is connected with the transfer switch to control the switching of the transfer switch. The main control CPU circuit is in communication connection with a CPU control display circuit through data transmission cables. And the CPU control display circuit is connected with an LED display screen and a keyboard circuit.
Description
Technical field
The utility model relates to a kind of electricity supply and use equipment, specifically is meant a kind of double power supply converting switch.
Background technology
In electric power system, the field of some emphasis or specific (special) requirements, as hospital, bank, the market, the fire-fighting part, skyscraper, important office etc., do not allow outage,, generally all adopt dual power supply for power supply safety, when normal power source breaks down or cut off the power supply, can switch to the stand-by power supply power supply, and be used for carrying out the switching device shifter that duplicate supply switches, adopt contactor or air switch at present mostly, controlled with a large amount of relays, its control loop design is complicated, and it is loaded down with trivial details, difficult in maintenance to construct, it is arranged side by side that two road power supplys easily take place, cause power failure, poor reliability threatens to safety in production simultaneously.
The utility model content
The purpose of this utility model is in order to overcome the shortcoming and defect of prior art, and a kind of double power supply converting switch is provided.
For achieving the above object, the technical solution of the utility model is, include change over switch, this change over switch includes the two-way inlet wire and the road outlet that is connected load that connects power supply commonly used and stand-by power supply respectively, it is characterized in that: also include the main control CPU circuit, the display operation cpu circuit, the signal input part of this main control CPU circuit is connected with the voltage signal change-over circuit, the input of described voltage signal change-over circuit is connected with above-mentioned two-way inlet wire respectively, the power supply of described main control CPU circuit is connected with above-mentioned two-way respectively, the switching signal output of described main control CPU circuit is connected on the relay, the output of this relay is connected with described change over switch, switch with control its switch, carry out communication by data cable between described main control CPU circuit and the demonstration Controlled CPU circuit and connect, be connected with LED display and keyboard circuit on this demonstration Controlled CPU circuit.
Further being provided with is that described change over switch is connected with position of the switch testing circuit, and the output of this position of the switch testing circuit connects the main control CPU circuit.
Further be provided with is that the power supply of described main control CPU circuit is that AC relay and regulator rectifier circuit by mutual serial connection constitutes, the input of described AC relay is connected with two-way respectively, and the output of described regulator rectifier circuit is connected to the main control CPU circuit it is powered.
Further being provided with is that described communication cable is the RJ45 cable.
Advantage of the present utility model is: adopt dual-cpu structure with control section with have after the keyboard display part separates is connected simply, the installation combined and instant and when not inserting display control panel switch advantage such as also can change automatically.
Figure of description
Fig. 1 the utility model embodiment circuit structure block diagram
Embodiment
Embodiment of the present utility model as shown in Figure 1, include change over switch, this change over switch includes the two-way inlet wire and the road outlet that is connected load that connects power supply commonly used and stand-by power supply respectively, include the main control CPU circuit in addition, the display operation cpu circuit, the signal input part of this main control CPU circuit is connected with the voltage signal change-over circuit, the input of described voltage signal change-over circuit is connected with above-mentioned two-way inlet wire respectively, the power supply of described main control CPU circuit is connected with above-mentioned two-way respectively, the power supply of the described main control CPU circuit of present embodiment is that AC relay and the regulator rectifier circuit by mutual serial connection constitutes, the input of described AC relay is connected with two-way respectively, and the output of described regulator rectifier circuit is connected to the main control CPU circuit it is powered.The switching signal output of described main control CPU circuit is connected on the relay, the output of this relay is connected with described change over switch, switch with control its switch, the described change over switch of present embodiment is connected with position of the switch testing circuit, the output of this position of the switch testing circuit connects the main control CPU circuit, carrying out communication by data cable between described main control CPU circuit and the demonstration Controlled CPU circuit connects, this transmission cable of present embodiment preferably adopts the RJ45 cable, is connected with LED display and keyboard circuit on this demonstration Controlled CPU circuit.
Claims (4)
1. double power supply converting switch, include change over switch, this change over switch includes the two-way inlet wire and the road outlet that is connected load that connects power supply commonly used and stand-by power supply respectively, it is characterized in that: also include the main control CPU circuit, the display operation cpu circuit, the signal input part of this main control CPU circuit is connected with the voltage signal change-over circuit, the input of described voltage signal change-over circuit is connected with above-mentioned two-way inlet wire respectively, the power supply of described main control CPU circuit is connected with above-mentioned two-way respectively, the switching signal output of described main control CPU circuit is connected on the relay, the output of this relay is connected with described change over switch, switch with control its switch, carry out communication by data cable between described main control CPU circuit and the demonstration Controlled CPU circuit and connect, be connected with LED display and keyboard circuit on this demonstration Controlled CPU circuit.
2. double power supply converting switch according to claim 1 is characterized in that: described change over switch is connected with position of the switch testing circuit, and the output of this position of the switch testing circuit connects the main control CPU circuit.
3. double power supply converting switch according to claim 1 and 2, it is characterized in that: the power supply of described main control CPU circuit is to be made of the AC relay of mutual serial connection and regulator rectifier circuit, the input of described AC relay is connected with two-way respectively, and the output of described regulator rectifier circuit is connected to the main control CPU circuit it is powered.
4. double power supply converting switch according to claim 3 is characterized in that: described communication cable is the RJ45 cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201215547U CN201230228Y (en) | 2008-07-16 | 2008-07-16 | Dual power supply converting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201215547U CN201230228Y (en) | 2008-07-16 | 2008-07-16 | Dual power supply converting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201230228Y true CN201230228Y (en) | 2009-04-29 |
Family
ID=40635171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201215547U Expired - Fee Related CN201230228Y (en) | 2008-07-16 | 2008-07-16 | Dual power supply converting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201230228Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208831A (en) * | 2011-06-08 | 2011-10-05 | 无锡金桥自动化技术有限公司 | Dual-power switch controller |
| CN106200525A (en) * | 2016-07-26 | 2016-12-07 | 傲视恒安科技（北京）有限公司 | A kind of changeable centrally connected power supply supply unit being applied to photographic head |
-
2008
- 2008-07-16 CN CNU2008201215547U patent/CN201230228Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208831A (en) * | 2011-06-08 | 2011-10-05 | 无锡金桥自动化技术有限公司 | Dual-power switch controller |
| CN106200525A (en) * | 2016-07-26 | 2016-12-07 | 傲视恒安科技（北京）有限公司 | A kind of changeable centrally connected power supply supply unit being applied to photographic head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG RADIN ELECTRIC TECHNOLOGY CO., LTD. Free format text: FORMER NAME: YUEQING LEIDUN ELECTRIC TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 325604 Station Road, Liushi Town, Zhejiang, Yueqing, No. 175 Patentee after: ZHEJIANG RADIN ELECTRICAL TECHNOLOGY CO., LTD. Address before: 325600, Yueqing, Zhejiang province Liushi town wide industrial zone Patentee before: Yueqing Leidun Electric Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: LEIDUN ELECTRIC TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ZHEJIANG RADIN ELECTRIC TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 325604 Station Road, Liushi Town, Zhejiang, Yueqing, No. 175 Patentee after: Thunder pauses electric Science and Technology Ltd. Address before: 325604 Station Road, Liushi Town, Zhejiang, Yueqing, No. 175 Patentee before: ZHEJIANG RADIN ELECTRICAL TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090429 Termination date: 20170716 |