CN203378106U - LED emergency illuminating device - Google Patents
LED emergency illuminating device Download PDFInfo
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- CN203378106U CN203378106U CN201320433241.6U CN201320433241U CN203378106U CN 203378106 U CN203378106 U CN 203378106U CN 201320433241 U CN201320433241 U CN 201320433241U CN 203378106 U CN203378106 U CN 203378106U
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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
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses an LED emergency illuminating device comprising a rectification module. An input end of the rectification module is connected with an external AC voltage, and an output end of the rectification module is connected with an input end of a voltage conversion module. An output end of the voltage conversion module is connected with an input end of a storage battery module by a charging module, and an output end of the storage battery module is connected with an LED module by a switch module to supply the LED module with the power. A control module is provided, and can be used to detect the access state of the external AC voltage, and can be used to control the working state of the LED module by turning on or off the switch module according to the detection result. The LED emergency illuminating device can be used to detect the state of the commercial power automatically, and can be used to turn on the emergency illumination in the power-off state.
Description
Technical field
The utility model relates to LED lamp field, relates in particular to a kind of LED emergency lighting device.
Background technology
LED, because of characteristics such as low in energy consumption, life-span are long, is used widely as emergency lighting in fields such as security protection, fire-fightings.In the prior art, can not Intelligent Measurement cut off the power supply, after externally electric power disconnects, need to manually boot.
The utility model content
The utility model provides the LED emergency lighting device, and being intended to solution must not Intelligent Measurement cut off the power supply, and externally electric power needs the problem manually booted after disconnecting.
For addressing the above problem, the utility model by the following technical solutions:
A kind of LED emergency lighting device, comprise: rectification module, the input of this rectification module connects external communication voltage, the output of this rectification module is connected to the input of voltage transformation module, the output of this voltage transformation module is connected to the input of power storage module by charging module, the output of described power storage module is connected with described LED module by switch module, is described LED module power supply; Also comprise control module, this control module is for detection of the access state of external communication voltage, and opens or close described switch module according to testing result, to control described LED module;
This control module comprises microprocessor and coupling module, and this coupling module input is connected with external communication voltage, and output is connected with microprocessor, and described coupling module is controlled conducting and the cut-off of described switch module by microprocessor.
Owing to being connected with control module in the utility model, this control module can detect the access state of external communication voltage automatically, and control the operating state of LED module according to testing result, that is: when external communication voltage during in access state, this coupling module generation current coupled signal makes the signal input part of microprocessor in high level state, microprocessor transfers to switch module by the first control signal, and switch module is disconnected, and LED module is idle; When external communication voltage during in off-state, photoelectrical coupler quits work, the signal input part of microprocessor is low level state, its output transfers to switch module by the second control signal, make the switch module conducting, the closed-loop path that formation is comprised of power storage module, switch module and LED module, the LED module emergency starting.Therefore, the beneficial effects of the utility model are: can automatically detect city's electricity condition intelligent opening emergency lighting under off-position.
The accompanying drawing explanation
Fig. 1 is the circuit block diagram of LED emergency lighting device of the present utility model;
Fig. 2 is the circuit connection diagram of LED emergency lighting device of the present utility model;
Fig. 3 is the circuit connection diagram of LED emergency lighting device of the present utility model.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, 2, a kind of LED emergency lighting device comprises: rectification module 1, and this rectification module 1 input connects external communication voltage; Voltage transformation module 2, these voltage transformation module 2 inputs are connected to the output of described rectification module 1; The output of this voltage transformation module 2 is connected to the input of power storage module 4 by charging module 3, the output of this power storage module 4 is connected with LED module 7 by switch module 6, is LED module 7 power supplies; Also comprise control module 5, this control module 5 is for the access state of external communication voltage, and opens or close described switch module 6 according to testing result, to control LED module 7;
This control module 5 comprises microprocessor 5a and coupling module 5b; The input of this coupling module 5b is connected with external communication voltage, the output plus terminal of coupling module 5b connects the power input of microprocessor 5a, the output negative terminal of coupling module 5b connects the signal input part of processing 5a, the output connecting valve module 6 of microprocessor 5a.
Circuit theory following (the employing photoelectrical coupler of take is example):
When external communication voltage is access state, the luminescent device of photoelectrical coupler 5b is luminous, the sensitive device of photoelectrical coupler 5b receives generation current coupled signal after light, make the output plus terminal of photoelectrical coupler 5b and export between negative terminal in conducting state, now, the power input voltage of the signal input part access microprocessor 5a of microprocessor 5a, in high level state, according to this high level state, microprocessor 5a output low level to switch module 6(hypothesis switch module 6 ends under low level state, conducting under high level state), switch module 6 cut-offs, LED module 7 is in idle state, simultaneously, power storage module 4 chargings (under the undersaturated state of electric weight).
When external communication voltage is off-state, photoelectrical coupler 5b stops the generation current coupled signal, the output plus terminal of photoelectrical coupler 5b and output negative terminal between in cut-off state, now, the signal input part of microprocessor 5a is initial condition, in low level state, according to this low level state, microprocessor 5a output high level to switch module 6(hypothesis switch module ends under low level state, conducting under high level state), switch module 6 conductings, now, power storage module 4, switch module 6 and LED module 7 form the closed-loop path of a conducting, LED module 7 provides operating voltage by power storage module 4, in luminous operating state.
During concrete enforcement, coupling module 4 comprises current-limiting resistance R, voltage-stabiliser tube VD and photoelectrical coupler G; The end of current-limiting resistance R connects an end of external communication voltage, and the other end of current-limiting resistance R connects the negative electrode of voltage-stabiliser tube VD, and the anodic bonding of voltage-stabiliser tube VD is to the other end of external communication voltage; The input anode of photoelectrical coupler G is connected with the negative electrode of voltage-stabiliser tube VD, the input negative terminal of photoelectrical coupler G and the anodic bonding of voltage-stabiliser tube VD, the output plus terminal of photoelectrical coupler G is connected with the power input of microprocessor 5b, and the output negative terminal of photoelectrical coupler G is connected with the signal input part of microprocessor 5a.It should be noted that, above only as a reference example of coupling module 7, not from the limited effect, as adopted according to demand other coupler.
In a more excellent embodiment, microprocessor 5a is connected with voltage transformation module 2, power storage module 4 respectively by Voltage stabilizing module 5c, to obtain required operating voltage.The operating voltage of supposing microprocessor 5a is 5V, and when external communication voltage, during in access state, Voltage stabilizing module 5c is transformed to 5V by the output voltage of voltage transformation module and exports microprocessor 5a to; When external communication voltage, during in off-state, Voltage stabilizing module 5c is transformed to 5V by the output voltage of power storage module 4 and exports microprocessor 5a to.Certainly, these are only a preferred version, also can adopt independent current source is microprocessor 5a power supply.
In concrete application, switch module 6 can adopt nmos pass transistor, and the grid of nmos pass transistor is for being connected with the output of microprocessor 5a.Certainly, also can adopt other transistors.
In order to make, the utility model is more clear to be understood, below introduces a concrete connecting circuit:
As shown in Figure 3, this circuit comprises current-limiting resistance R, voltage-stabiliser tube VD, photoelectrical coupler G, electric bridge UR, DC/DC, 5V Voltage stabilizing module, MCU, charging module, battery pack, light-emitting diodes pipe string and nmos pass transistor VT.The input of electric bridge UR connects external communication voltage, simultaneously, the end of current-limiting resistance R is connected with the negative electrode of voltage-stabiliser tube VD, one end of another termination external communication voltage of current-limiting resistance R, the anode of voltage-stabiliser tube VD connects the other end of external communication voltage, photoelectrical coupler G and voltage-stabiliser tube VD parallel connection, the input anode of photoelectrical coupler G is connected with the negative electrode of voltage-stabiliser tube VD, the anodic bonding of its input negative terminal and voltage-stabiliser tube VD, the power input Vdd of output plus terminal and MCU is connected, and the signal input part Vin of output negative terminal and MCU is connected, the output plus terminal of electric bridge UR is connected with the input of DC/DC, the output of DC/DC is connected by the power input Vdd of 5V Voltage stabilizing module and MCU respectively, by charging module respectively with the positive pole of battery pack GB and the anodic bonding of light-emitting diodes pipe string, the negative electrode of light-emitting diodes pipe string and nmos pass transistor VT miss connection, the output end vo ut of the grid of nmos pass transistor VT and MCU is connected, the source electrode of nmos pass transistor, the earth terminal Gnd of the negative pole of battery pack GB and MCU all is connected with the output negative terminal of electric bridge UR, in addition, the positive pole of battery pack GB is connected to the input of 5V Voltage stabilizing module.
Above-described the utility model execution mode, do not form the restriction to the utility model protection range.Any modification of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in claim protection range of the present utility model.
Claims (4)
1. a LED emergency lighting device, comprise: rectification module, the input of this rectification module connects external communication voltage, the output of this rectification module is connected to the input of voltage transformation module, the output of this voltage transformation module is connected to the input of power storage module by charging module, the output of described power storage module is connected with described LED module by switch module, is described LED module power supply; It is characterized in that, also comprise control module, this control module is for detection of the access state of external communication voltage, and opens or close described switch module according to testing result, to control described LED module;
This control module comprises microprocessor and coupling module, and this coupling module input is connected with external communication voltage, and output is connected with microprocessor, and described coupling module is controlled conducting and the cut-off of described switch module by microprocessor.
2. LED emergency lighting device according to claim 1, is characterized in that, described coupling module comprises current-limiting resistance, voltage-stabiliser tube and photoelectrical coupler; One end of described current-limiting resistance connects an end of external communication voltage, and the other end of described current-limiting resistance connects the negative electrode of described voltage-stabiliser tube, and the anodic bonding of described voltage-stabiliser tube is to the other end of external communication voltage; The input anode of described photoelectrical coupler and the negative electrode of described voltage-stabiliser tube are connected, the anodic bonding of its input negative terminal and described voltage-stabiliser tube, and the power input of output plus terminal and described microprocessor is connected, and the signal input part of output negative terminal and described microprocessor is connected.
3. LED emergency lighting device according to claim 1, is characterized in that, also comprises Voltage stabilizing module, and the input of this Voltage stabilizing module is connected with voltage transformation module, power storage module respectively, and the output of this Voltage stabilizing module is connected with microprocessor.
4. LED emergency lighting device according to claim 1, is characterized in that, described switch module comprises nmos pass transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320433241.6U CN203378106U (en) | 2013-07-19 | 2013-07-19 | LED emergency illuminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320433241.6U CN203378106U (en) | 2013-07-19 | 2013-07-19 | LED emergency illuminating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203378106U true CN203378106U (en) | 2014-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320433241.6U Expired - Fee Related CN203378106U (en) | 2013-07-19 | 2013-07-19 | LED emergency illuminating device |
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| Country | Link |
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| CN (1) | CN203378106U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104837287A (en) * | 2015-06-06 | 2015-08-12 | 韦明肯 | Dual-control emergency lamp controlled by external light and zero-line residual voltage |
| CN106329874A (en) * | 2016-11-25 | 2017-01-11 | 简极科技有限公司 | Motion charging intelligent ball |
| CN106487197A (en) * | 2016-11-25 | 2017-03-08 | 简极科技有限公司 | A kind of belt coil intelligent power generation ball |
-
2013
- 2013-07-19 CN CN201320433241.6U patent/CN203378106U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104837287A (en) * | 2015-06-06 | 2015-08-12 | 韦明肯 | Dual-control emergency lamp controlled by external light and zero-line residual voltage |
| CN106329874A (en) * | 2016-11-25 | 2017-01-11 | 简极科技有限公司 | Motion charging intelligent ball |
| CN106487197A (en) * | 2016-11-25 | 2017-03-08 | 简极科技有限公司 | A kind of belt coil intelligent power generation ball |
| CN106487197B (en) * | 2016-11-25 | 2019-01-11 | 简极科技有限公司 | A kind of belt coil intelligent power generation ball |
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Legal Events
| 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: 20140101 Termination date: 20160719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |