CN103715761A - Automatic change-over switch apparatus with switch-opening prevention function - Google Patents
Automatic change-over switch apparatus with switch-opening prevention function Download PDFInfo
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- CN103715761A CN103715761A CN201310745271.5A CN201310745271A CN103715761A CN 103715761 A CN103715761 A CN 103715761A CN 201310745271 A CN201310745271 A CN 201310745271A CN 103715761 A CN103715761 A CN 103715761A
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Abstract
Provided is automatic change-over switch apparatus with a switch-opening prevention function. The automatic change-over switch apparatus comprises an on-off state acquisition module, a power acquisition module, a logic controller and a dual-power switch. The on-off state acquisition module is an on-off state acquisition circuit and is connected with the logic controller; the power acquisition module is a power acquisition circuit and is composed of a voltage transformer and a corresponding acquisition circuit and is connected with the logic controller; the logic controller is composed of a microcontroller circuit; the dual-power switch is connected with the logic controller. The automatic change-over switch apparatus with the switch-opening prevention function solves the problem that a user load can not work normally when switch-opening or a breakdown happens to a commonly-used switch; when switch-opening or the breakdown happens, a standby switch is put into use to ensure that the user load can work normally through data acquisition and the logic controller; the logic controller module gives out an alarm signal to notify a user that the breakdown happens to the commonly-used switch.
Description
Technical field
The invention belongs to automatic switch technical field of electric appliances, particularly relate to a kind of automatic transfer switching electric appliance that possesses anti-jump function.
Background technology
In order to ensure industrial production; avoid causing shutdown because of electric power system fault; in Large Scale and Continuous manufacture enterprises such as petrochemical industry, oil field, metallurgy, electric power; all adopt duplicate supply fanout operation or " master one is standby " power supply; when guaranteeing a road power failure power-off, another road power supply drops into immediately.In the large enterprise producing at oil, chemical industry, metallurgy, electric power equicontinuity, its important rotary machine all adopts dual power supply mode, when the power failure power-off of arbitrary road, can automatically switch on the power supply of another road normal power supply, to guarantee the continuous operation of important rotary machine.
Automatic transfer switching electric appliance carries out switch by one or several and other essential electrical equipment (switching controller) form, for monitoring power circuit and one or several load circuit being converted to the device for switching of another power supply from a power supply.End as fire-fighting load and other important loads is thrown device mutually, automatic transfer switching electric appliance is widely used in engineering, hold water and select automatic transfer switching electric appliance can guarantee the reliable power supply of important load, become a link indispensable and important in the electric power system of important load.
Jump refers to switch separating brake under improper logic, and the reason of jump is a lot, may be outside interference or the operating mechanism inefficacy of Switch main body.At present automatic transfer switching electric appliance can only maintained switch gate-dividing state when switch generation jump fault, can automatically not remove to drop into another road power supply, thereby cause user load normally to work.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of automatic transfer switching electric appliance that possesses anti-jump function.
In order to achieve the above object, the automatic transfer switching electric appliance that possesses anti-jump function provided by the invention comprises: on off state acquisition module, power supply acquisition module, logic controller and twin-power switch; On off state acquisition module is on off state Acquisition Circuit, and its andlogic control device is connected, for the passive signal of reactive switches state being become to active low-voltage signal and being transferred to logic controller;
Power supply acquisition module is power supply power acquisition collector, and it consists of voltage transformer and corresponding Acquisition Circuit, and andlogic control device is connected, for the high-voltage signal of power supply being become to the weak electric signal of low-voltage and being transferred to logic controller;
Logic controller consists of microcontroller circuit, for accepting the collection signal of on off state acquisition module and power supply acquisition module, and by logical operation, controls twin-power switch and moves;
Twin-power switch is two execution switches on this automatic transfer switching electric appliance, and its andlogic control device is connected, and for accepting the signal of logic controller, disjunction two-way is carried out switch, realizes and stops the function to load supplying.
Described logic controller also comprises alarm device, for output alarm cue.
When the automatic transfer switching electric appliance that possesses anti-jump function provided by the invention has solved conventional switch jump or fault, the problem of user load cisco unity malfunction; By data acquisition and logic controller, realize, control and drop into backup circuit breaker when conventional switch jump or fault, assurance user load can normally be worked.And send alarm signal by logic controller module, notify the conventional switch of user to break down.
By the present invention, realized and after a way switch jump, automatically dropped into another road power supply, while guaranteeing a way switch generation problem, user load can normally be worked, and has solved automatic transfer switching electric appliance product problem in actual applications.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram that possesses the automatic transfer switching electric appliance of anti-jump function provided by the invention.
Fig. 2 is the schematic diagram of on off state acquisition module in the automatic transfer switching electric appliance that possesses anti-jump function provided by the invention.
Fig. 3 is that in the automatic transfer switching electric appliance that possesses anti-jump function provided by the invention, power supply gathers module principle figure.
embodiment
Below in conjunction with the drawings and specific embodiments, the automatic transfer switching electric appliance that possesses anti-jump function provided by the invention is elaborated.
As shown in Figure 1, the automatic transfer switching electric appliance that possesses anti-jump function provided by the invention comprises: on off state acquisition module 1, power supply acquisition module 2, logic controller 3 and twin-power switch 4; Wherein: on off state acquisition module 1 is on off state Acquisition Circuit, its respectively andlogic control device 3 be connected with twin-power switch 4, for gathering the status signal of twin-power switch 4, and the passive signal of reactive switches state is become to active low-voltage signal (3.3VDC) and is transferred to logic controller 3; Fig. 2 is the circuit theory diagrams of on off state acquisition module 1;
Power supply acquisition module 2 is power supply power acquisition collector, it consists of voltage transformer and corresponding Acquisition Circuit, andlogic control device 3 is connected, for the power supply signal of Gather and input power supply, and the high-voltage signal of power supply is become to the weak electric signal (1.65-3.3V) of low-voltage and is transferred to logic controller 3; Fig. 3 is the circuit theory diagrams of power supply acquisition module 2;
Twin-power switch 4 is two execution switches on this automatic transfer switching electric appliance, and its andlogic control device 3 is connected, and for accepting the signal of logic controller 3, disjunction two-way is carried out switch, realizes and stops the function to load supplying.
Described logic controller 3 also comprises alarm device, for output alarm cue.
The automatic transfer switching electric appliance that possesses anti-jump function provided by the invention is when work, the numerical value of the real-time read switch state acquisition module 1 of logic controller 3 and power supply acquisition module 2, after finding conventional switch jump by judging whether backup power source voltage normally determines whether to drop into backup circuit breaker, when determining, drop into after backup circuit breaker, logic controller 3 sends control command and controls twin-power switch 4 execution backup circuit breaker closing operations and send alarm signal.
Claims (2)
1. an automatic transfer switching electric appliance that possesses anti-jump function, is characterized in that: it comprises: on off state acquisition module (1), power supply acquisition module (2), logic controller (3) and twin-power switch (4); On off state acquisition module (1) is on off state Acquisition Circuit, and its andlogic control device (3) is connected, for the passive signal of reactive switches state being become to active low-voltage signal and being transferred to logic controller (3);
Power supply acquisition module (2) is power supply power acquisition collector, it consists of voltage transformer and corresponding Acquisition Circuit, and andlogic control device (3) is connected, for the high-voltage signal of power supply being become to the weak electric signal of low-voltage and being transferred to logic controller (3);
Logic controller (3) consists of microcontroller circuit, for accepting the collection signal of on off state acquisition module (1) and power supply acquisition module (2), and controls twin-power switch (4) action by logical operation;
Twin-power switch (4) is two execution switches on this automatic transfer switching electric appliance, and its andlogic control device (3) is connected, and for accepting the signal of logic controller (3), disjunction two-way is carried out switch, realizes and stops the function to load supplying.
2. the automatic transfer switching electric appliance that possesses anti-jump function according to claim 1, is characterized in that: described logic controller (3) also comprises alarm device, for output alarm cue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310745271.5A CN103715761A (en) | 2013-12-24 | 2013-12-24 | Automatic change-over switch apparatus with switch-opening prevention function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310745271.5A CN103715761A (en) | 2013-12-24 | 2013-12-24 | Automatic change-over switch apparatus with switch-opening prevention function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103715761A true CN103715761A (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310745271.5A Pending CN103715761A (en) | 2013-12-24 | 2013-12-24 | Automatic change-over switch apparatus with switch-opening prevention function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108023406A (en) * | 2017-12-25 | 2018-05-11 | 常熟开关制造有限公司(原常熟开关厂） | The rapid translating control method and automatic change-over of automatic change-over |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728865A (en) * | 2009-09-23 | 2010-06-09 | 南京合富共展机电科技有限公司 | Undisturbed stable switching method for industrial enterprise factory electrical system |
| CN102420460A (en) * | 2011-12-23 | 2012-04-18 | 施耐德万高（天津）电气设备有限公司 | Automatic transfer switch equipment |
| CN203707870U (en) * | 2013-12-24 | 2014-07-09 | 施耐德万高（天津）电气设备有限公司 | Automatic change-over electric appliance with anti-trip function |
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2013
- 2013-12-24 CN CN201310745271.5A patent/CN103715761A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728865A (en) * | 2009-09-23 | 2010-06-09 | 南京合富共展机电科技有限公司 | Undisturbed stable switching method for industrial enterprise factory electrical system |
| CN102420460A (en) * | 2011-12-23 | 2012-04-18 | 施耐德万高（天津）电气设备有限公司 | Automatic transfer switch equipment |
| CN203707870U (en) * | 2013-12-24 | 2014-07-09 | 施耐德万高（天津）电气设备有限公司 | Automatic change-over electric appliance with anti-trip function |
Non-Patent Citations (1)
| Title |
|---|
| 王立业: "双电源自动转换器的设计与研究", 《中国优秀硕士学位论文全文数据库(电子期刊)》, no. 6, 15 December 2007 (2007-12-15) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108023406A (en) * | 2017-12-25 | 2018-05-11 | 常熟开关制造有限公司(原常熟开关厂） | The rapid translating control method and automatic change-over of automatic change-over |
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Application publication date: 20140409 |