CN103841694B - A kind of light fixture - Google Patents
A kind of light fixture Download PDFInfo
- Publication number
- CN103841694B CN103841694B CN201210477005.4A CN201210477005A CN103841694B CN 103841694 B CN103841694 B CN 103841694B CN 201210477005 A CN201210477005 A CN 201210477005A CN 103841694 B CN103841694 B CN 103841694B
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- China
- Prior art keywords
- module
- driving power
- relay
- light source
- light fixture
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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 kind of light fixture, it includes light source, it is connected with the light source, for driving the first driving power module and the second driving power module of the light source luminescent, and for controlling first driving power module and second driving power module to drive the control circuit of the light source luminescent in a manner of alternation.Because the embodiment of the present invention passes through control circuit the first driving power module of control and the second driving power module driven light source luminescent, it can extend the service life of single driving power, and it thus avoid in the prior art because driving power works long hours so that damaging and reducing the service life of whole light fixture, and the probability of driving power damage is reduced, saves the maintenance cost of light fixture.
Description
Technical field
The present invention relates to field of light fittings, more particularly to a kind of light fixture.
Background technology
At present, LED lamp is largely employed, and current light fixture drives light source using a driving power, through undue
Analysis finds that the life-span of LED light source is far longer than the life-span of driving power, therefore, often there is damage due to driving power and
Lamp life is reduced, increases the cost of light fixture maintenance.
The content of the invention
The technical problems to be solved by the invention are, there is provided a kind of light fixture, can avoid the service life reduction lamp of driving power
The service life of tool.
In order to solve the above-mentioned technical problem, the light fixture that embodiments of the invention provide, it may include light source, with the light source phase
Connect, for driving the first driving power module and the second driving power module of the light source luminescent, and it is described for controlling
First driving power module and second driving power module drive the control of the light source luminescent in a manner of alternation
Circuit.
Further, the control circuit may include：Timing module, switch module and relay, the timing module
Input is connected with external power source, and the switch module is connected to an output end of the timing module, the line of the relay
One end of circle is connected with external power source, and the other end of the coil of the relay is connected to the output end of the switch module, institute
The switch shifting block for stating relay is connected with external power source, the first driving power described in the first switch contact portion of the relay
The input of module, the input of the second driving power module described in the second switch contact portion of the relay, when described
Timing module is often completed once to count, the timing module output high level or low level, then the state of the switch module exists
Switched between conducting and cut-off, and the switch shifting block of the relay touches with first switch contact or the second switch
The connection of one of point, then one of first driving power module and second driving power module start and drive the light source
It is luminous.
Further, an electricity is connected between the input of the timing module and the coil and external power source of the relay
Resistance and the electric capacity capacitance-resistance voltage reduction circuit module in parallel formed.
Further, a mu balanced circuit is connected between the reduction voltage circuit module and ground.
Further, in the capacitance-resistance voltage reduction circuit module and the input of the timing module and the line of the relay
An one-way conduction diode is connected between circle.
Further, it is connected with a resistance between the one-way conduction diode and the coil of the relay.
Further, an one-way conduction diode is connected between first driving power and the light source.
Further, an one-way conduction diode is connected between second driving power and the light source.
Further, the timing module is a runback bit timer.
Further, the switch module is any in triode, IGCT, FET.
The embodiment of the present invention has the following advantages that or beneficial effect：
Light fixture provided in an embodiment of the present invention includes light source, is connected with the light source, for driving the light source luminescent
First driving power module and the second driving power module, and for controlling first driving power module and described second
Driving power module drives the control circuit of the light source luminescent in a manner of alternation.Because the embodiment of the present invention passes through control
Circuit processed controls the first driving power module and the second driving power module driven light source luminescent, and it can extend single driving
The service life of power supply, and thus avoid in the prior art because driving power works long hours so that damaging and reducing whole
The service life of light fixture, and the probability of driving power damage is reduced, save the maintenance cost of light fixture.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the modular structure composition schematic diagram of an embodiment of the light fixture of the present invention.
Fig. 2 is the circuit structure composition schematic diagram of an embodiment of the 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 carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
With reference to figure 1, light fixture of the invention may include light source 10, be connected with the light source 10, for driving the light source 10
Luminous the first driving power module 20 and the second driving power module 21, and for controlling first driving power module
20 and second driving power module 21 the luminous control circuit 30 of the light source 10 is driven in a manner of alternation.
Further, with reference to figure 2, in some embodiments, control circuit 30 of the invention may include by resistance R1 and electricity
Hold the C1 capacitance-resistance voltage step-down circuit modules (capacitance-resistance voltage step-down circuit module is also may not include in some other embodiment) in parallel formed,
Mu balanced circuit VD1 is (in Fig. 2 by taking voltage-regulator diode as an example, in the specific implementation, mu balanced circuit VD1 can be that can arbitrarily play voltage stabilizing work
The combination of electronic device or electronic device, and also may not include mu balanced circuit in other embodiments), the pole of one-way conduction two
Pipe D1, resistance R2 (one-way conduction diode D1 and/or resistance R2 is also may not include in some other embodiment), timing module
H is (in Fig. 2 by taking runback bit timer as an example, in the specific implementation, the time of the single timing of runback bit timer can enter as needed
Any setting of row), switch module Q is (in Fig. 2 by taking IGCT as an example, in the specific implementation, switch module Q can be triode, brilliant lock
Pipe, FET etc. have switching function device in it is any), relay M, wherein, the capacitance-resistance in view of circuit module with
External power source is connected, and mu balanced circuit VD1 is connected between the capacitance-resistance voltage reduction circuit module and ground, the one-way conduction diode
D1 is connected to the capacitance-resistance voltage reduction circuit module rear end, the input of the timing module H and the coil KA of the relay
One end be connected to after the unilateral diode D1, the switch module Q is connected to an output end of the timing module H,
The coil KA of the relay M other end is connected to the output end of the switch module Q, the switch shifting block S of the relay M
It is connected with external power source, first switch contact S1 (for example being normally-closed contact) connections the first driving electricity of the relay M
The input of source module 20, second switch contact S2 (for example opening contact for length) connection second driving of the relay M
The input of power module 21.
Further, again referring to Fig. 2, in certain embodiments, light fixture of the invention is in first driving power 20 and institute
An one-way conduction diode D2 can be connected between light source 10 by stating.And second driving power 21 and the light source 10 it
Between be connected with an one-way conduction diode D3.
Illustrate the operation principle of circuit of the present invention with reference to Fig. 2.With reference to figure 2, when external power source is passed through 220V alternating currents,
Runback bit timer H starts timing, it is assumed that its initial default exports low level to IGCT Q, and now, IGCT Q ends, relay
Device M coil KA does not have electric current to flow through, relay M switch shifting block S and normally-closed contact S1 closure conducting, the first driving power 20
It must electrically activate and drive light source 10 luminous.After the first driving power 20 works certain time, runback bit timer H completes one
During secondary counting, timer H, which is output it from low level, is changed into high level, then IGCT Q will be changed into turning on from cut-off, relay M
Coil KA there is electric current to flow through, relay M switch shifting block S and normally opened contact S2 closure conducting, the second driving power 21 it is electric
Start and drive light source 10 to continue to light.Reciprocation cycle successively, it thus can realize the first driving power 20 and the second driving power
21 replace to obtain electric work, are light source interleaved power.Until disconnecting 220V alternating currents, runback bit timer H dead electricity resets, and light source loses
Electricity extinguishes, until being passed through 220V alternating currents again next time.Thus, it can extend the service life of single driving power, and by
This is avoided in the prior art because driving power works long hours so that damage and reduce the service life of whole light fixture, and
The probability of driving power damage is reduced, saves the maintenance cost of light fixture.
Embodiments described above, the restriction to the technical scheme protection domain is not formed.It is any in above-mentioned implementation
Modifications, equivalent substitutions and improvements made within the spirit and principle of mode etc., should be included in the protection model of the technical scheme
Within enclosing.
Claims (10)
1. a kind of light fixture, it is characterised in that including light source, be connected with the light source, for driving the first of the light source luminescent
Driving power module and the second driving power module, and for controlling first driving power module and second driving
Power module drives the control circuit of the light source luminescent in a manner of alternation；
The control circuit includes timing module, and when the timing module is often completed once to count, the timing module output is high
Level or low level, then control one of first driving power module and second driving power module to start and drive institute
State light source luminescent.
2. light fixture as claimed in claim 1, it is characterised in that the control circuit includes：Timing module, switch module and
Relay, the input of the timing module are connected with external power source, and the switch module is connected to the one of the timing module
Output end, one end of the coil of the relay are connected with external power source, and the other end of the coil of the relay is connected to institute
The output end of switch module is stated, the switch shifting block of the relay is connected with external power source, and the first switch of the relay is touched
Point connects the input of first driving power module, the second driving electricity described in the second switch contact portion of the relay
The input of source module, when the timing module is often completed once to count, the timing module exports high level or low level, then
The state of the switch module switches between conducting and cut-off, and the switch shifting block and first switch of the relay
One of contact or the second switch contact connect, then first driving power module and second driving power module it
One starts and drives the light source luminescent.
3. light fixture as claimed in claim 2, it is characterised in that the coil of the input of the timing module and the relay
A resistance and an electric capacity formed capacitance-resistance voltage reduction circuit module in parallel are connected between external power source.
4. light fixture as claimed in claim 3, it is characterised in that be connected with one between the capacitance-resistance voltage reduction circuit module and ground
Mu balanced circuit.
5. light fixture as claimed in claim 3, it is characterised in that in the capacitance-resistance voltage reduction circuit module and the timing module
An one-way conduction diode is connected between the coil of input and the relay.
6. light fixture as claimed in claim 5, it is characterised in that in the one-way conduction diode and the coil of the relay
Between be connected with a resistance.
7. such as the light fixture any one of claim 1-6, it is characterised in that in first driving power and the light source
Between be connected with an one-way conduction diode.
8. such as the light fixture any one of claim 1-6, it is characterised in that in second driving power and the light source
Between be connected with an one-way conduction diode.
9. such as the light fixture any one of claim 2-6, it is characterised in that the timing module is a Self-resetting timing
Device.
10. such as the light fixture any one of claim 2-6, it is characterised in that the switch module is triode, brilliant lock
It is any in pipe, FET.
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103841694A CN103841694A (en) | 2014-06-04 |
| CN103841694B true CN103841694B (en) | 2017-11-21 |
Family
ID=50804705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210477005.4A Active CN103841694B (en) | 2012-11-22 | 2012-11-22 | A kind of light fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103841694B (en) |
Families Citing this family (5)
| 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 |
| TWI650040B (en) * | 2017-12-14 | 2019-02-01 | 和碩聯合科技股份有限公司 | Electronic device and its illumination module driving circuit |
| 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 |
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 |
| 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 |
-
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103841694A (en) | 2014-06-04 |
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