CN204741597U - Dual supply LED light - Google Patents
Dual supply LED light Download PDFInfo
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- CN204741597U CN204741597U CN201520390165.4U CN201520390165U CN204741597U CN 204741597 U CN204741597 U CN 204741597U CN 201520390165 U CN201520390165 U CN 201520390165U CN 204741597 U CN204741597 U CN 204741597U
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Abstract
The utility model discloses a dual supply LED light, including chip IC1, transformer W, relay J and triode VT1, diode D1's positive pole and 220V line voltage are connected to transformer W's winding N1's one end, and diode D2's negative pole is connected to diode D1's negative pole, diode D2's plus earth, the other end of transformer W's winding N1's other end connection 220V line voltage, transformer W's winding N2's one end connecting resistance R1 and rectifier bridge T's port 1. The utility model provides an electricity power supply circuit can be at the switching of power of completion in the twinkling of an eye of line voltage outage, reaches the purpose of uninterrupted power supply, and the circuit adopts optical coupler to carry out optoelectronic isolation to control module moreover, and control module only adopts simple electronic component to constitute, has increased the interference immunity of circuit, therefore the circuit has, and simple structure, interference immunity are strong, the advantage of uninterrupted power supply.
Description
Technical field
The utility model relates to a kind of emergency light, specifically a kind of duplicate supply LED illumination lamp.
Background technology
Illumination is electric applicable key areas, especially in some special places as hotel, restaurant or basement flow of personnel intensive, by the restriction of fabric structure, if had a power failure suddenly, particularly due to the power failure that causes of burst accidental cause, be easy to raise fear and trample the event of blocking up, cause casualties, the appearance of the illuminating lamp of dual power supply effectively solves this problem, traditional dual power illuminating lamp many employings transformer pressure-reducing structure, Transformer Winding can produce peak voltage when being coupled, thus affect the stability of illuminating lamp, and common illuminating lamp function singleness, reason due to uninterrupted power supply makes staff cannot understand powering-off state in time.
Utility model content
The purpose of this utility model is the duplicate supply LED illumination lamp providing a kind of strong interference immunity, diverse in function, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of duplicate supply LED illumination lamp, comprise chip IC 1, transformer W, relay J and triode VT1, one end of the winding N1 of described transformer W connects anode and the 220V line voltage of diode D1, the negative electrode of diode D1 connects the negative electrode of diode D2, the plus earth of diode D2, the other end of the winding N1 of transformer W connects the other end of 220V line voltage, one end contact resistance R1 of the winding N2 of transformer W and the port one of rectifier bridge T, the other end of resistance R1 connects the pin 1 of chip IC 1, the pin 2 of chip IC 1 connects the other end of the port 3 of rectifier bridge T and the winding N2 of transformer W, the pin 3 contact resistance R2 of chip IC 1, the base stage of the other end connecting triode VT1 of resistance R2, the collector electrode of triode VT1 connects anode and the relay J of diode D3, the negative electrode contact resistance R3 of diode D3, electric capacity C1, the port 2 of rectifier bridge T, the pin 4 of chip IC 1, the pin 2 of the contact J-1 of relay J, the other end of resistance R3 connects the pin 3 of contact J-2 and the negative electrode of diode D5 of relay J, the pin 2 of the pin 3 contact resistance R4 of the contact J-1 of relay J and the contact J-2 of relay J, the pin 1 of the contact J-1 of relay J connects the positive pole of storage battery E, the negative pole of storage battery E connects the negative electrode of diode D4, the anode of diode D5, LED group H, loudspeaker B, the other end of electric capacity C1, the port 4 of rectifier bridge T and the emitter of triode VT1, the other end of resistance R4 connects the anode of diode D4 and the other end of loudspeaker B, the pin 1 of the contact J-2 of relay J connects the other end of LED group H.
As preferred version of the present utility model: described chip IC 1 is 4N25 optical coupler.
As preferred version of the present utility model: described diode D2 is voltage stabilizing didoe.
As preferred version of the present utility model: described diode D4 is light-emitting diode.
Compared with prior art, the beneficial effects of the utility model are: the utility model lighting lamp circuit can complete electrical source exchange in the moment of line voltage power-off, send sound and light alarm simultaneously, and at the armature winding of transformer two diodes in parallel, the peak voltage clamper that transformer leakage inductance can be produced is to safety value, and ringing voltage of decaying, add output stability, therefore circuit has the advantage of stable performance, strong interference immunity and diverse in function.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of duplicate supply LED illumination lamp.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of duplicate supply LED illumination lamp, comprise chip IC 1, transformer W, relay J and triode VT1, one end of the winding N1 of described transformer W connects anode and the 220V line voltage of diode D1, the negative electrode of diode D1 connects the negative electrode of diode D2, the plus earth of diode D2, the other end of the winding N1 of transformer W connects the other end of 220V line voltage, one end contact resistance R1 of the winding N2 of transformer W and the port one of rectifier bridge T, the other end of resistance R1 connects the pin 1 of chip IC 1, the pin 2 of chip IC 1 connects the other end of the port 3 of rectifier bridge T and the winding N2 of transformer W, the pin 3 contact resistance R2 of chip IC 1, the base stage of the other end connecting triode VT1 of resistance R2, the collector electrode of triode VT1 connects anode and the relay J of diode D3, the negative electrode contact resistance R3 of diode D3, electric capacity C1, the port 2 of rectifier bridge T, the pin 4 of chip IC 1, the pin 2 of the contact J-1 of relay J, the other end of resistance R3 connects the pin 3 of contact J-2 and the negative electrode of diode D5 of relay J, the pin 2 of the pin 3 contact resistance R4 of the contact J-1 of relay J and the contact J-2 of relay J, the pin 1 of the contact J-1 of relay J connects the positive pole of storage battery E, the negative pole of storage battery E connects the negative electrode of diode D4, the anode of diode D5, LED group H, loudspeaker B, the other end of electric capacity C1, the port 4 of rectifier bridge T and the emitter of triode VT1, the other end of resistance R4 connects the anode of diode D4 and the other end of loudspeaker B, the pin 1 of the contact J-2 of relay J connects the other end of LED group H.
Chip IC 1 is 4N25 optical coupler.Diode D2 is voltage stabilizing didoe.Diode D4 is light-emitting diode.
Operation principle of the present utility model is: during line voltage normal power supply, first the peak voltage clamper that produced by transformer leakage inductance of the diode D1 of primary end and diode D2 is to safety value, the lumination of light emitting diode of optical coupler IC1 inside, make the phototriode conducting of its inside, then the base stage of triode VT1 must conduct, relay J is energized, 1 of its contact J-1, 2 pin are connected, 1 of contact J-2, 3 pin are connected, line voltage is powered to LED group H, when mains failure or meet accident power-off time, the light-emitting diode of optical coupler IC1 inside extinguishes, the transistor base illumination of its inside terminates, phototriode disconnects, the electric current of inflow VT1 base stage is reduced thereupon, triode VT1 ends, so J discharges, 1 of the contact J-1 of relay J, 3 pin are connected, 1 of contact J-1, 2 pin are connected.Storage battery E continues to power to LED group H through contact J-1, J-2 of relay J, LED group H is unlikely and quits work because of commercial power interruption; Light-emitting diode D4 also will light through J-1 and R4 by E simultaneously, and loudspeaker B sends the sound, and the sound and light alarm as power-off indicates, and remind user to note.When city power recovery, automatically proceed to by mains-supplied again.
Claims (4)
1. a duplicate supply LED illumination lamp, comprise chip IC 1, transformer W, relay J and triode VT1, it is characterized in that, one end of the winding N1 of described transformer W connects anode and the 220V line voltage of diode D1, the negative electrode of diode D1 connects the negative electrode of diode D2, the plus earth of diode D2, the other end of the winding N1 of transformer W connects the other end of 220V line voltage, one end contact resistance R1 of the winding N2 of transformer W and the port one of rectifier bridge T, the other end of resistance R1 connects the pin 1 of chip IC 1, the pin 2 of chip IC 1 connects the other end of the port 3 of rectifier bridge T and the winding N2 of transformer W, the pin 3 contact resistance R2 of chip IC 1, the base stage of the other end connecting triode VT1 of resistance R2, the collector electrode of triode VT1 connects anode and the relay J of diode D3, the negative electrode contact resistance R3 of diode D3, electric capacity C1, the port 2 of rectifier bridge T, the pin 4 of chip IC 1, the pin 2 of the contact J-1 of relay J, the other end of resistance R3 connects the pin 3 of contact J-2 and the negative electrode of diode D5 of relay J, the pin 2 of the pin 3 contact resistance R4 of the contact J-1 of relay J and the contact J-2 of relay J, the pin 1 of the contact J-1 of relay J connects the positive pole of storage battery E, the negative pole of storage battery E connects the negative electrode of diode D4, the anode of diode D5, LED group H, loudspeaker B, the other end of electric capacity C1, the port 4 of rectifier bridge T and the emitter of triode VT1, the other end of resistance R4 connects the anode of diode D4 and the other end of loudspeaker B, the pin 1 of the contact J-2 of relay J connects the other end of LED group H.
2. a kind of duplicate supply LED illumination lamp according to claim 1, is characterized in that, described chip IC 1 is 4N25 optical coupler.
3. a kind of duplicate supply LED illumination lamp according to claim 1, is characterized in that, described diode D2 is voltage stabilizing didoe.
4. a kind of duplicate supply LED illumination lamp according to claim 1, is characterized in that, described diode D4 is light-emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390165.4U CN204741597U (en) | 2015-06-08 | 2015-06-08 | Dual supply LED light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390165.4U CN204741597U (en) | 2015-06-08 | 2015-06-08 | Dual supply LED light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204741597U true CN204741597U (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520390165.4U Expired - Fee Related CN204741597U (en) | 2015-06-08 | 2015-06-08 | Dual supply LED light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204741597U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105722292A (en) * | 2016-03-23 | 2016-06-29 | 成都锐奕信息技术有限公司 | Automatic emergency lighting device |
| CN106643158A (en) * | 2016-11-30 | 2017-05-10 | 陈东标 | Chemical engineering efficient heating furnace |
| CN108183546A (en) * | 2017-12-23 | 2018-06-19 | 马良彬 | A kind of electrical construction direct current safety power supply |
-
2015
- 2015-06-08 CN CN201520390165.4U patent/CN204741597U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105722292A (en) * | 2016-03-23 | 2016-06-29 | 成都锐奕信息技术有限公司 | Automatic emergency lighting device |
| CN106643158A (en) * | 2016-11-30 | 2017-05-10 | 陈东标 | Chemical engineering efficient heating furnace |
| CN108183546A (en) * | 2017-12-23 | 2018-06-19 | 马良彬 | A kind of electrical construction direct current safety power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 100102 B1603, 2 South Central Road, Wangjing, Chaoyang District, Beijing. Patentee after: BEIJING LIGHT-COSMOS GALAXY TECHNOLOGY CO.,LTD. Address before: 100102 501, room 5, No. 2, South Central Road, Wangjing, Chaoyang District, Beijing. Patentee before: BEIJING GUANGYU JINYE ENERGY SAVING TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |