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CN202374037U - Double-power on-line automatic switching device - Google Patents

Double-power on-line automatic switching device Download PDF

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Publication number
CN202374037U
CN202374037U CN201120553927XU CN201120553927U CN202374037U CN 202374037 U CN202374037 U CN 202374037U CN 201120553927X U CN201120553927X U CN 201120553927XU CN 201120553927 U CN201120553927 U CN 201120553927U CN 202374037 U CN202374037 U CN 202374037U
Authority
CN
China
Prior art keywords
power supply
detection module
voltage detection
delay controller
circuit breaker
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
Application number
CN201120553927XU
Other languages
Chinese (zh)
Inventor
沈海潮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGXI ELECTRIC CONTROL ELECTRICAL GROUP CO Ltd
Original Assignee
GUANGXI ELECTRIC CONTROL ELECTRICAL GROUP CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by GUANGXI ELECTRIC CONTROL ELECTRICAL GROUP CO Ltd filed Critical GUANGXI ELECTRIC CONTROL ELECTRICAL GROUP CO Ltd
Priority to CN201120553927XU priority Critical patent/CN202374037U/en
Application granted granted Critical
Publication of CN202374037U publication Critical patent/CN202374037U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems

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  • Stand-By Power Supply Arrangements (AREA)

Abstract

The utility model discloses a double-power on-line automatic switching device which comprises a first voltage detection module, a second voltage detection module, an MCU (Microprogrammed Control Unit) delay controller, an electric interlock, a mechanical interlock, a frequently-used power supply circuit breaker and a stand-by power supply circuit breaker, wherein the first voltage detection module is respectively connected with the frequently-used power supply circuit breaker and the MCU delay controller, the second voltage detection module is respectively connected with the stand-by power supply and the MCU delay controller, the MCU delay controller is connected with the electric interlock, and after being connected in parallel with the mechanical interlock, the electric interlock is respectively connected with the frequently-used power supply circuit breaker and the circuit breaker controlled by the stand-by power supply circuit breaker. The double-power on-line automatic switching device provided by the utility model has a simple structure and is convenient to use, when conditions of voltage loss, undervoltage, overvoltage, open phase and the like occur on a frequently-used power supply, load can be automatically switched onto a stand-by power supply quickly from the frequently-used power supply. Therefore, the continuity and the reliability of electricity utilization can be ensured.

Description

The on-line automatic switching device shifter of duplicate supply
Technical field
The utility model relates to a kind of power transfer device, the on-line automatic switching device shifter of particularly a kind of duplicate supply.
Background technology
Some electrical appliances needs continual work, thus when situation such as power supply generation decompression commonly used, under-voltage, overvoltage, phase shortage, just need online extremely fast with electrical appliance power source conversion to stand-by power supply, with assurance electrical appliance operate as normal.The existing online handover operation speed of double-power supply switching device is slow, makes the conversion operations failure thereby electrical appliance is restarted.Existing double-power supply switching device generally can not detect situation such as line under-voltage commonly used, overvoltage, phase shortage, generally can not detect stand-by power supply and whether be in normal stand-by state.
Summary of the invention
In order to solve the above-mentioned technical problem that existing double-power supply switching device exists, the utility model provides a kind of simple in structure, reliable and stable duplicate supply on-line automatic switching device shifter.
The technical scheme that the utility model solves the problems of the technologies described above is: comprise first voltage detection module, second voltage detection module, MCU delay controller, electrical interlock, mechanical interlocking, power circuit breaker commonly used and auxiliaries-supply circuit-breaker.Said first voltage detection module links to each other with the MCU delay controller with power supply commonly used respectively; Said second voltage detection module links to each other with the MCU delay controller with stand-by power supply respectively; The MCU delay controller is connected with electrical interlock, is connected with the disconnect of power circuit breaker commonly used and auxiliaries-supply circuit-breaker control respectively after electrical interlock and the mechanical interlocking parallel connection.
The technique effect of the utility model is: when situation such as power supply generation decompression commonly used, under-voltage, overvoltage, phase shortage, the utility model can be online extremely fast with electrical appliance power source conversion to stand-by power supply, to guarantee the electrical appliance operate as normal; When stand-by power supply was in abnormal stand-by state, the utility model can give the alarm, the prompting repaired.
Description of drawings
The structured flowchart of Fig. 1 the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further explanation.
Referring to Fig. 1, the utility model is by comprising voltage detection module 1, voltage detection module 2, MCU delay controller 3, electrical interlock 4, mechanical interlocking 5, power circuit breaker 6 commonly used and auxiliaries-supply circuit-breaker 7 compositions.Said voltage detection module 1 is connected with said MCU delay controller 3 with power supply commonly used; Said voltage detection module 2 is connected with said MCU delay controller 3 with stand-by power supply; Said MCU delay controller 3 is connected with said electrical interlock 4, is connected with the disconnect of said power circuit breaker 6 commonly used and auxiliaries-supply circuit-breaker 7 controls respectively after said electrical interlock 4 and said mechanical interlocking 5 parallel connections.
Voltage detection module 1 in the on-line automatic switching device shifter of above-mentioned duplicate supply is connected with power supply commonly used; Voltage detection module 1 triggers its action for 3 one level signals of MCU delay controller when situation such as power supply generation decompression commonly used, under-voltage, overvoltage, phase shortage; 4 actions of MCU delay controller 3 control electrical interlocks; Power supply commonly used and connection stand-by power supply are extremely fast cut off in 5 actions of electrical interlock 4 control mechanical interlockings, and this moment, the utility model was accomplished the switching from power supply commonly used to stand-by power supply; Voltage detection module 2 in the on-line automatic switching device shifter of above-mentioned duplicate supply is connected with stand-by power supply; When stand-by power supply is in abnormal stand-by state; Voltage detection module 2 triggers its action for 3 one level signals of MCU delay controller; MCU delay controller 3 gives the alarm at this moment, and prompting the attendant keep in repair stand-by power supply.

Claims (1)

1. on-line automatic switching device shifter of duplicate supply; It is characterized in that: comprise first voltage detection module, second voltage detection module, MCU delay controller, electrical interlock, mechanical interlocking, power circuit breaker commonly used and auxiliaries-supply circuit-breaker; Said first voltage detection module links to each other with the MCU delay controller with power supply commonly used respectively; Said second voltage detection module links to each other with the MCU delay controller with stand-by power supply respectively; The MCU delay controller is connected with electrical interlock, is connected with the disconnect of power circuit breaker commonly used and auxiliaries-supply circuit-breaker control respectively after electrical interlock and the mechanical interlocking parallel connection.
CN201120553927XU 2011-12-27 2011-12-27 Double-power on-line automatic switching device Expired - Fee Related CN202374037U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201120553927XU CN202374037U (en) 2011-12-27 2011-12-27 Double-power on-line automatic switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201120553927XU CN202374037U (en) 2011-12-27 2011-12-27 Double-power on-line automatic switching device

Publications (1)

Publication Number Publication Date
CN202374037U true CN202374037U (en) 2012-08-08

Family

ID=46597728

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201120553927XU Expired - Fee Related CN202374037U (en) 2011-12-27 2011-12-27 Double-power on-line automatic switching device

Country Status (1)

Country Link
CN (1) CN202374037U (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102891529A (en) * 2012-09-13 2013-01-23 辽宁省电力有限公司葫芦岛供电公司 Automatic switching device of direct current dual power
CN104158282A (en) * 2014-07-22 2014-11-19 苏州汇川技术有限公司 Dual-circuit switching control power circuit and high-voltage inverter
CN106505511A (en) * 2016-12-29 2017-03-15 重庆市渝展电气有限公司 Circuit for automatic time delay conducting after switch trip
CN106710991A (en) * 2016-12-29 2017-05-24 重庆市渝展电气有限公司 Circuit for preventing illegal closing
CN107102191A (en) * 2017-06-22 2017-08-29 深圳天珑无线科技有限公司 The measuring method of a kind of electronic equipment load current
CN107358901A (en) * 2017-08-10 2017-11-17 天津美森电子有限公司 A kind of digital display tube that alarm function is compared with electric current
CN108767846A (en) * 2018-04-27 2018-11-06 天津市百利电气有限公司 Double-power supply switching device
CN109917210A (en) * 2019-03-29 2019-06-21 江苏核电有限公司 A kind of Na ion concentration table output current analog device
CN111830858A (en) * 2019-04-23 2020-10-27 联合汽车电子有限公司 Electronic control system

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102891529A (en) * 2012-09-13 2013-01-23 辽宁省电力有限公司葫芦岛供电公司 Automatic switching device of direct current dual power
CN104158282A (en) * 2014-07-22 2014-11-19 苏州汇川技术有限公司 Dual-circuit switching control power circuit and high-voltage inverter
CN106505511A (en) * 2016-12-29 2017-03-15 重庆市渝展电气有限公司 Circuit for automatic time delay conducting after switch trip
CN106710991A (en) * 2016-12-29 2017-05-24 重庆市渝展电气有限公司 Circuit for preventing illegal closing
CN106505511B (en) * 2016-12-29 2018-09-11 重庆市渝展电气有限公司 The circuit be connected for automatic time delay after switch trip
CN107102191A (en) * 2017-06-22 2017-08-29 深圳天珑无线科技有限公司 The measuring method of a kind of electronic equipment load current
CN107358901A (en) * 2017-08-10 2017-11-17 天津美森电子有限公司 A kind of digital display tube that alarm function is compared with electric current
CN108767846A (en) * 2018-04-27 2018-11-06 天津市百利电气有限公司 Double-power supply switching device
CN109917210A (en) * 2019-03-29 2019-06-21 江苏核电有限公司 A kind of Na ion concentration table output current analog device
CN109917210B (en) * 2019-03-29 2023-11-14 江苏核电有限公司 Output current simulator of sodium ion concentration meter
CN111830858A (en) * 2019-04-23 2020-10-27 联合汽车电子有限公司 Electronic control system

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120808

Termination date: 20161227

CF01 Termination of patent right due to non-payment of annual fee