CN103841694A - Lamp - Google Patents
Lamp Download PDFInfo
- Publication number
- CN103841694A CN103841694A CN201210477005.4A CN201210477005A CN103841694A CN 103841694 A CN103841694 A CN 103841694A CN 201210477005 A CN201210477005 A CN 201210477005A CN 103841694 A CN103841694 A CN 103841694A
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- China
- Prior art keywords
- module
- driving power
- light source
- light fixture
- relay
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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
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The embodiment of the invention discloses a lamp which comprises a light source, a first driving power supply module and a second driving power supply module which are used for driving the light source to emit light, and a control circuit used for causing the first driving power supply module and the second driving power supply module to alternatively drive the light source to emit light. According to the embodiment of the invention, as the control circuit causes the first driving power supply module and the second driving power supply module to alternatively drive the light source to emit light, the service life of a single driving power supply can be prolonged, the problem that a driving power supply is damaged due to long-term work to reduce the service life of a whole lamp in the prior art is avoided, the probability of damage of the driving power supplies is reduced, and the maintenance cost of the lamp is saved.
Description
Technical field
The present invention relates to field of light fittings, relate in particular to a kind of light fixture.
Background technology
At present, LED light fixture is employed in a large number, and current light fixture all uses a driving power driving light source, the analysis found that, the life-span of LED light source is far longer than the life-span of driving power, therefore, often occur because the damage of driving power reduces lamp life, increased the cost that light fixture is safeguarded.
Summary of the invention
Technical problem to be solved by this invention is, a kind of light fixture is provided, and can avoid the life-span of driving power to reduce the useful life of light fixture.
In order to solve the problems of the technologies described above, the light fixture that embodiments of the invention provide, can comprise light source, be connected with described light source, for driving the first driving power module and the second driving power module of described light source luminescent, and drive the control circuit of described light source luminescent in the mode of alternation for controlling described the first driving power module and described the second driving power module.
Further, described control circuit can comprise: timing module, switch module and relay, the input of described timing module is connected with external power source, described switch module is connected to an output of described timing module, one end of the coil of described relay is connected with external power source, the other end of the coil of described relay is connected to the output of described switch module, the switch shifting block of described relay is connected with external power source, the first switch contact of described relay connects the input of described the first driving power module, the second switch contact of described relay connects the input of described the second driving power module, when described timing module often completes once counting, described timing module output high level or low level, the state of described switch module switches between conducting and cut-off, and the switch shifting block of described relay is communicated with one of the first switch contact or described second switch contact, one of described the first driving power module and described second driving power module start and drive described light source luminescent.
Further, between the input of described timing module and the coil of described relay and external power source, be connected with the capacitance-resistance voltage reduction circuit module that a resistance and a Capacitance parallel connection form.
Further, between described reduction voltage circuit module and ground, be connected with a voltage stabilizing circuit.
Further, between the input of described capacitance-resistance voltage reduction circuit module and described timing module and the coil of described relay, be connected with an one-way conduction diode.
Further, between described one-way conduction diode and the coil of described relay, be connected with a resistance.
Further, between described the first driving power and described light source, be connected with an one-way conduction diode.
Further, between described the second driving power and described light source, be connected with an one-way conduction diode.
Further, described timing module is a Self-resetting timer.
Further, described switch module be in triode, thyristor, field effect transistor any.
Embodiment of the present invention tool has the following advantages or beneficial effect:
The light fixture that the embodiment of the present invention provides comprises light source, be connected with described light source, for driving the first driving power module and the second driving power module of described light source luminescent, and drive the control circuit of described light source luminescent in the mode of alternation for controlling described the first driving power module and described the second driving power module.Because the embodiment of the present invention is by control circuit control the first driving power module and the second driving power module driven light source luminescent, it can extend the useful life of single driving power, and avoid thus in prior art because driving power works long hours so that damage the useful life of reducing whole light fixture, and reduce the probability that driving power damages, the maintenance cost of having saved light fixture.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the modular structure composition schematic diagram of an embodiment of light fixture of the present invention.
Fig. 2 is the circuit structure composition schematic diagram of an embodiment of light fixture of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
With reference to figure 1, light fixture of the present invention can comprise light source 10, be connected with described light source 10, for driving the first luminous driving power module 20 of described light source 10 and the second driving power module 21, and for controlling described the first driving power module 20 and described the second driving power module 21 drives the luminous control circuit 30 of described light source 10 in the mode of alternation.
Further, with reference to figure 2, in some embodiments, control circuit 30 of the present invention can comprise by resistance R 1 and the capacitor C 1 capacitance-resistance voltage step-down circuit module (also can not comprise capacitance-resistance voltage step-down circuit module in some other embodiment) forming in parallel, voltage stabilizing circuit VD1 is (in Fig. 2 taking voltage stabilizing didoe as example, in specific implementation, voltage stabilizing circuit VD1 can be the combination of electronic device or the electronic device that can play arbitrarily pressure stabilization function, and also can not comprise in other embodiments voltage stabilizing circuit), one-way conduction diode D1, resistance R 2 (also can not comprise one-way conduction diode D1 and/or resistance R 2 in some other embodiment), timing module H is (in Fig. 2 taking Self-resetting timer as example, in specific implementation, the time of the single timing of Self-resetting timer can be set arbitrarily as required), switch module Q is (in Fig. 2 taking thyristor as example, in specific implementation, switch module Q can be triode, thyristor, field effect transistor etc. have in the device of switching function any), relay M, wherein, described capacitance-resistance is connected with external power source in view of circuit module, voltage stabilizing circuit VD1 is connected between described capacitance-resistance voltage reduction circuit module and ground, described one-way conduction diode D1 is connected to described capacitance-resistance voltage reduction circuit module rear end, after one end of the coil KA of the input of described timing module H and described relay is connected to described unilateral diode D1, described switch module Q is connected to an output of described timing module H, the other end of the coil KA of described relay M is connected to the output of described switch module Q, the switch shifting block S of described relay M is connected with external power source, the first switch contact S1 of described relay M (such as, for normally-closed contact) connect the input of described the first driving power module 20, the second switch contact S2 (such as being the long contact of opening) of described relay M connects the input of described the second driving power module 21.
Further, still with reference to figure 2, in certain embodiments, light fixture of the present invention can be connected with an one-way conduction diode D2 between described the first driving power 20 and described light source 10.And between described the second driving power 21 and described light source 10, be connected with an one-way conduction diode D3.
The operation principle of circuit of the present invention is described below in conjunction with Fig. 2.With reference to figure 2, when external power source passes into 220V alternating current, Self-resetting timer H starts timing, suppose that its initial default output low level is to thyristor Q, now, thyristor Q cut-off, the coil KA of relay M does not have electric current to flow through, the closed conducting of the switch shifting block S of relay M and normally-closed contact S1, the first driving power 20 electric startup and driving light source 10 luminous.After the first driving power 20 is worked certain hour, Self-resetting timer H completes while once counting, timer H is exported from low level becomes high level, thyristor Q will become conducting from cut-off, the coil KA of relay M has electric current to flow through, the closed conducting of the switch shifting block S of relay M and normally opened contact S2, the second driving power 21 obtains electric startup and driving light source 10 continues luminous.Reciprocation cycle successively, can realize the first driving power 20 thus and the second driving power 21 replaces to obtain electric work, is light source interleaved power.Until disconnect 220V alternating current, Self-resetting timer H dead electricity resets, and light source dead electricity is extinguished, until again pass into 220V alternating current next time.Thus, it can extend the useful life of single driving power, and avoided thus in prior art because driving power works long hours so that damage the useful life of reducing whole light fixture, and the probability that driving power damages, the maintenance cost of having saved light fixture are reduced.
Above-described execution mode, does not form the restriction to this technical scheme protection range.The amendment done within any spirit at above-mentioned execution mode and principle, be equal to and replace and improvement etc., within all should being included in the protection range of this technical scheme.
Claims (10)
1. a light fixture, it is characterized in that, comprise light source, be connected with described light source, for driving the first driving power module and the second driving power module of described light source luminescent, and drive the control circuit of described light source luminescent in the mode of alternation for controlling described the first driving power module and described the second driving power module.
2. light fixture as claimed in claim 1, it is characterized in that, described control circuit comprises: timing module, switch module and relay, the input of described timing module is connected with external power source, described switch module is connected to an output of described timing module, one end of the coil of described relay is connected with external power source, the other end of the coil of described relay is connected to the output of described switch module, the switch shifting block of described relay is connected with external power source, the first switch contact of described relay connects the input of described the first driving power module, the second switch contact of described relay connects the input of described the second driving power module, when described timing module often completes once counting, described timing module output high level or low level, the state of described switch module switches between conducting and cut-off, and the switch shifting block of described relay is communicated with one of the first switch contact or described second switch contact, one of described the first driving power module and described second driving power module start and drive described light source luminescent.
3. light fixture as claimed in claim 2, is characterized in that, is connected with the capacitance-resistance voltage reduction circuit module that a resistance and a Capacitance parallel connection form between the input of described timing module and the coil of described relay and external power source.
4. light fixture as claimed in claim 3, is characterized in that, between described capacitance-resistance voltage reduction circuit module and ground, is connected with a voltage stabilizing circuit.
5. light fixture as claimed in claim 3, is characterized in that, is connected with an one-way conduction diode between the input of described capacitance-resistance voltage reduction circuit module and described timing module and the coil of described relay.
6. light fixture as claimed in claim 5, is characterized in that, between described one-way conduction diode and the coil of described relay, is connected with a resistance.
7. the light fixture as described in any one in claim 1-6, is characterized in that, is connected with an one-way conduction diode between described the first driving power and described light source.
8. the light fixture as described in any one in claim 1-6, is characterized in that, is connected with an one-way conduction diode between described the second driving power and described light source.
9. as profit requires the light fixture as described in any one in 2-6, it is characterized in that, described timing module is a Self-resetting timer.
10. the light fixture as described in any one in claim 2-6, is characterized in that, described switch module be in triode, thyristor, field effect transistor any.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210477005.4A CN103841694B (en) | 2012-11-22 | 2012-11-22 | A kind of light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210477005.4A CN103841694B (en) | 2012-11-22 | 2012-11-22 | A kind of light fixture |
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| Publication Number | Publication Date |
|---|---|
| CN103841694A true CN103841694A (en) | 2014-06-04 |
| CN103841694B CN103841694B (en) | 2017-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210477005.4A Active CN103841694B (en) | 2012-11-22 | 2012-11-22 | A kind of light fixture |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105141304A (en) * | 2015-07-24 | 2015-12-09 | 中国能源建设集团广东省电力设计研究院有限公司 | Method and system for switching control of equipment |
| CN109470844A (en) * | 2018-12-19 | 2019-03-15 | 长安大学 | A kind of the standard dimension card device and its operating method of automatic survey setting time |
| CN109842975A (en) * | 2019-03-14 | 2019-06-04 | 江门市蓬江区天利新科技有限公司 | LED drive system based on power line transmission signals |
| CN109963379A (en) * | 2017-12-14 | 2019-07-02 | 和硕联合科技股份有限公司 | Electronic device and its light emitting module driving circuit |
| CN112312619A (en) * | 2019-07-25 | 2021-02-02 | 中山市誉球照明有限公司 | System for alternately using driving power supply of lamp decoration |
| CN114325085A (en) * | 2021-12-30 | 2022-04-12 | 江苏林洋能源股份有限公司 | Electric energy meter and method supporting dynamic energy consumption management |
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| CN201138884Y (en) * | 2007-12-20 | 2008-10-22 | 宁波安迪光电科技有限公司 | LED illuminating apparatus |
| CN201378812Y (en) * | 2009-02-23 | 2010-01-06 | 中山大洋电机股份有限公司 | Power-supply control device and ventilation and air-exchange device employing same |
| CN201479421U (en) * | 2009-08-06 | 2010-05-19 | 翔鑫科技股份有限公司 | Two-stage optical control circuit |
| CN101963319A (en) * | 2009-07-21 | 2011-02-02 | 方益树 | Wind power grid electric energy complementary street lamp lighting system |
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2012
- 2012-11-22 CN CN201210477005.4A patent/CN103841694B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201138884Y (en) * | 2007-12-20 | 2008-10-22 | 宁波安迪光电科技有限公司 | LED illuminating apparatus |
| CN201378812Y (en) * | 2009-02-23 | 2010-01-06 | 中山大洋电机股份有限公司 | Power-supply control device and ventilation and air-exchange device employing same |
| CN101963319A (en) * | 2009-07-21 | 2011-02-02 | 方益树 | Wind power grid electric energy complementary street lamp lighting system |
| CN201479421U (en) * | 2009-08-06 | 2010-05-19 | 翔鑫科技股份有限公司 | Two-stage optical control circuit |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105141304A (en) * | 2015-07-24 | 2015-12-09 | 中国能源建设集团广东省电力设计研究院有限公司 | Method and system for switching control of equipment |
| CN109963379A (en) * | 2017-12-14 | 2019-07-02 | 和硕联合科技股份有限公司 | Electronic device and its light emitting module driving circuit |
| CN109963379B (en) * | 2017-12-14 | 2021-08-27 | 和硕联合科技股份有限公司 | Electronic device and light-emitting module driving circuit thereof |
| CN109470844A (en) * | 2018-12-19 | 2019-03-15 | 长安大学 | A kind of the standard dimension card device and its operating method of automatic survey setting time |
| CN109842975A (en) * | 2019-03-14 | 2019-06-04 | 江门市蓬江区天利新科技有限公司 | LED drive system based on power line transmission signals |
| CN112312619A (en) * | 2019-07-25 | 2021-02-02 | 中山市誉球照明有限公司 | System for alternately using driving power supply of lamp decoration |
| CN114325085A (en) * | 2021-12-30 | 2022-04-12 | 江苏林洋能源股份有限公司 | Electric energy meter and method supporting dynamic energy consumption management |
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| Publication number | Publication date |
|---|---|
| CN103841694B (en) | 2017-11-21 |
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