CN102355242B - Civil guided missile power supply switch self-holding device - Google Patents
Civil guided missile power supply switch self-holding device Download PDFInfo
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- CN102355242B CN102355242B CN 201110233923 CN201110233923A CN102355242B CN 102355242 B CN102355242 B CN 102355242B CN 201110233923 CN201110233923 CN 201110233923 CN 201110233923 A CN201110233923 A CN 201110233923A CN 102355242 B CN102355242 B CN 102355242B
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Abstract
The invention discloses a civil guided missile power supply switch self-holding device which comprises a solid relay (1), a triode V1, a diode D1, a resistor R1, a resistor R2, a resistor R3 and a resistor R4. All components are connected through a printed circuit wire and all adopt miniature surface mounting solid components. A circuit self-locking power supply principle is adopted in the civil guided missile power supply switch self-holding device, and a circuit switching state is automatically kept without being influenced by external environment. The civil guided missile power supply switch self-holding device has a small structure and volume, is suitable for civil guided missile narrow space integrated design, has the maximum power failure action time of 1ms, is suitable for the environment of civil guided missile rapid reaction and real-time emission, and can normally work under a severe environment of an emission shock overload of 8000g.
Description
Technical field
The present invention relates to a kind of power switch automatic holding device, particularly a kind of civilian guided missile power switch automatic holding device.
Background technology
The power switch automatic holding device adds cut-off switch as each electric equipment on the civilian guided missile, should have remote control function and on off state self-retaining function, can keep current supply circuit unimpeded in guided missile independence flight course.At present, similarly install in the commercial market, such as the direct insertion components and parts design of the many employings of the power switch automatic holding devices such as television set, electric fan, air-conditioning, mainly formed by mechanical switch or electromagnetic relay, also have following shortcoming in civilian guided missile application:
1) structural volume is large, is unfavorable for civilian guided missile small space Integration Design application;
2) the switch motion time long, be not suitable for civilian guided missile fast reaction, in real time the environment of emission uses;
3) shock resistance overload capacity is little, can not work under the launching shock overload environment of 8000g.
Summary of the invention
The object of the present invention is to provide a kind of civilian guided missile power switch automatic holding device, solve that power switch automatic holding device structural volume is large in the present commercial market, switch motion is slow, the problem that shock resistance overload capacity is little.
A kind of civilian guided missile electric switch automatic holding device comprises: solid-state relay, triode V1, diode D1, resistance R 1, resistance R 2, resistance R 3, resistance R 4.Resistance R 1 one ends are connected with resistance R 2 one ends, resistance R 4 one ends and triode V1 base terminal respectively; Resistance R 1 other end is connected electric switch " ON " end with diode D1 negative pole end, resistance R 3 one ends respectively and is connected with external control; Resistance R 2 other ends respectively with triode V1 emitting stage be connected GND " be connected; Resistance R 3 other ends are connected with solid-state relay " control+" end; Resistance R 4 other ends are connected with external control cut-off switch " OFF " end; Solid-state relay " control-" end is connected with triode V1 collector electrode, and solid-state relay " output+" end is connected with power supply signal " Power ", and solid-state relay " output-" end is connected with signal " WPower ".Above-mentioned all circuit connect by the printed board wire, and all adopt the solid-state components and parts of small-sized Surface Mount.
External control adds electric switch " ON " action, and power supply signal " Power " is added to solid-state relay " control+" end and resistance R 1, resistance R 2; Power supply signal " Power " activates triode V1 base terminal by resistance R 1, resistance R 2 dividing potential drops, triode V1 collector terminal and the conducting of emitting stage end, and then make solid-state relay " control-" end and " GND " conducting, solid-state relay is started working; Solid-state relay " output+" end " output-" is held closed conducting, " output-" end out-put supply " WPower " signal; Power supply signal " WPower " activates diode D1 conducting, diode D1 is sent to solid-state relay " control+" end again with power supply signal " WPower ", simultaneously also provide working power for resistance R 1 and resistance R 2, resistance R 1 and resistance R 2 with signal of telecommunication dividing potential drop after, continuing control triode V1 base terminal activates, triode V1 collector electrode and the conducting of emitting stage end make the conducting of solid-state relay " control+" " control-" end, consist of control loop; When the solid-state relay external control adds electric switch " ON " when leaving, solid-state relay still keeps the loop conducting state, solid-state relay " output+" " output-" end continues to be kept closed, and power supply signal " Power " is continued output, for each electric equipment on the civilian guided missile provides power supply.
External control disconnects closes " OFF " action, " GND " signal is input to triode V1 base terminal by resistance R 4, this signal quits work triode V1, triode V1 collector electrode and emitting stage end disconnect, solid-state relay " control+" " control-" end loop disconnects, solid-state relay quits work, and solid-state relay " output+" " output-" end disconnects, and power supply signal " WPower " output stops; Diode D1 quits work, and resistance R 1 and resistance R 2 quit work, and closes " OFF " when leaving when external control disconnects, and solid-state relay " output+" " output-" end continues to remain open state, stops to provide power supply for each electric equipment on the civilian guided missile.
The present invention all adopts the solid-state components and parts design of small-sized Surface Mount, has structural volume little, adds outage maximum 1ms operate time, the highest can the normal operation under the adverse circumstances of 8000g are transshipped in launching shock.
Description of drawings
A kind of civilian guided missile power switch automatic holding device circuit diagram of Fig. 1.
1. solid-state relay.
Embodiment
A kind of civilian guided missile electric switch automatic holding device comprises: solid-state relay 1, triode V1, diode D1, resistance R 1, resistance R 2, resistance R 3, resistance R 4.Resistance R 1 one ends are connected with resistance R 2 one ends, resistance R 4 one ends and triode V1 base terminal respectively; Resistance R 1 other end is connected electric switch " ON " end with diode D1 negative pole end, resistance R 3 one ends respectively and is connected with external control; Resistance R 2 other ends respectively with triode V1 emitting stage be connected GND " be connected; Resistance R 3 other ends are connected with solid-state relay 1 " control+" end; Resistance R 4 other ends are connected with external control cut-off switch " OFF " end; Solid-state relay 1 " control-" end is connected with triode V1 collector electrode, and solid-state relay 1 " output+" end is connected with power supply signal " Power ", and solid-state relay 1 " output-" end is connected with signal " WPower ".Above-mentioned all circuit connect by the printed board wire, and all adopt the solid-state components and parts of small-sized Surface Mount.
External control adds electric switch " ON " action, and power supply signal " Power " is added to solid-state relay 1 " control+" end and resistance R 1, resistance R 2; Power supply signal " Power " activates triode V1 base terminal by resistance R 1, resistance R 2 dividing potential drops, triode V1 collector terminal and the conducting of emitting stage end, and then make solid-state relay 1 " control-" end and " GND " conducting, solid-state relay 1 is started working; Solid-state relay 1 " output+" end " output-" is held closed conducting, " output-" end out-put supply " WPower " signal; Power supply signal " WPower " activates diode D1 conducting, diode D1 is sent to solid-state relay 1 " control+" end again with power supply signal " WPower ", simultaneously also provide working power for resistance R 1 and resistance R 2, resistance R 1 and resistance R 2 with signal of telecommunication dividing potential drop after, continuing control triode V1 base terminal activates, triode V1 collector electrode and the conducting of emitting stage end make the conducting of solid-state relay 1 " control+" " control-" end, consist of control loop; When solid-state relay 1 external control adds electric switch " ON " when leaving, solid-state relay 1 still keeps the loop conducting state, solid-state relay 1 " output+" " output-" end can continue to be kept closed, power supply signal " Power " is continued output, for each electric equipment on the civilian guided missile provides power supply.
External control disconnects closes " OFF " action, " GND " signal is input to triode V1 base terminal by resistance R 4, this signal quits work triode V1, triode V1 collector electrode and emitting stage end disconnect, solid-state relay 1 " control+" " control-" end loop disconnects, solid-state relay 1 quits work, and solid-state relay 1 " output+" " output-" end disconnects, and power supply signal " WPower " output stops; Diode D1 quits work, and resistance R 1 and resistance R 2 quit work, and closes " OFF " when leaving when external control disconnects, and solid-state relay 1 " output+" " output-" end continues to remain open state, stops to provide power supply for each electric equipment on the civilian guided missile.
Claims (1)
1. a civilian guided missile electric switch automatic holding device is characterized in that comprising: solid-state relay (1), triode V1, diode D1, resistance R 1, resistance R 2, resistance R 3, resistance R 4; Resistance R 1 one ends are connected with resistance R 2 one ends, resistance R 4 one ends and triode V1 base terminal respectively; Resistance R 1 other end is connected electric switch " ON " end with diode D1 negative pole end, resistance R 3 one ends respectively and is connected with external control; Resistance R 2 other ends respectively with triode V1 emitter be connected GND " be connected; Resistance R 3 other ends are connected with solid-state relay (1) " control+" end; Resistance R 4 other ends are connected with external control cut-off switch " OFF " end; Solid-state relay (1) " control-" end is connected with triode V1 collector electrode, and solid-state relay (1) " output+" end is connected with power supply signal " Power ", and solid-state relay (1) " output-" end is connected with signal " WPower "; All circuit connect by the printed board wire, and all adopt the solid-state components and parts of small-sized Surface Mount;
External control adds electric switch " ON " action, and power supply signal " Power " is added to solid-state relay (1) " control+" end and resistance R 1, resistance R 2; Power supply signal " Power " is by resistance R 1, resistance R 2 dividing potential drops, triode V1 base terminal is activated, triode V1 collector terminal and emitter terminal conducting, and then make solid-state relay (1) " control-" end and " GND " conducting, solid-state relay (1) is started working; Solid-state relay (1) " output+" end " output-" is held closed conducting, " output-" end out-put supply " WPower " signal; Power supply signal " WPower " activates diode D1 conducting, diode D1 is sent to solid-state relay (1) " control+" end again with power supply signal " WPower ", simultaneously also provide working power for resistance R 1 and resistance R 2, resistance R 1 and resistance R 2 with signal of telecommunication dividing potential drop after, continuing control triode V1 base terminal activates, the conducting of triode V1 collector and emitter end makes the conducting of solid-state relay (1) " control+" " control-" end, consists of control loop; When solid-state relay (1) external control adds electric switch " ON " when leaving, solid-state relay (1) still keeps the loop conducting state, solid-state relay (1) " output+" " output-" end can continue to be kept closed, power supply signal " Power " is continued output, for each electric equipment on the civilian guided missile provides power supply;
External control cut-off switch " OFF " action, " GND " signal is input to triode V1 base terminal by resistance R 4, this signal quits work triode V1, triode V1 collector electrode and emitting stage end disconnect, solid-state relay (1) " control+" " control-" end loop disconnects, solid-state relay (1) quits work, and solid-state relay (1) " output+" " output-" end disconnects, and power supply signal " WPower " output stops; Diode D1 quits work, resistance R 1 and resistance R 2 quit work, when external control cut-off switch " OFF " when leaving, solid-state relay (1) " output+" " output-" end continues to remain open state, stops to provide power supply for each electric equipment on the civilian guided missile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110233923 CN102355242B (en) | 2011-08-16 | 2011-08-16 | Civil guided missile power supply switch self-holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110233923 CN102355242B (en) | 2011-08-16 | 2011-08-16 | Civil guided missile power supply switch self-holding device |
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| Publication Number | Publication Date |
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| CN102355242A CN102355242A (en) | 2012-02-15 |
| CN102355242B true CN102355242B (en) | 2013-03-06 |
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| CN 201110233923 Active CN102355242B (en) | 2011-08-16 | 2011-08-16 | Civil guided missile power supply switch self-holding device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105306032A (en) * | 2015-12-02 | 2016-02-03 | 上海航空电器有限公司 | Large current large voltage ship equipment switch control structure based on solid state relay |
| CN105610300B (en) * | 2015-12-24 | 2019-04-02 | 苏州同冠微电子有限公司 | A kind of power switch interface circuit |
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| CN2862459Y (en) * | 2005-08-05 | 2007-01-24 | 海尔集团公司 | Protection circuit for SCM control circuit |
| CN200976576Y (en) * | 2006-12-07 | 2007-11-14 | 林华木 | Plane solid state relay for short circuit and overload protection |
| US7586725B2 (en) * | 2007-07-19 | 2009-09-08 | Honeywell International Inc. | Method of providing a secondary means of overload protection and leakage current protection in applications using solid state power controllers |
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