CN201733488U

CN201733488U - LED driving device

Info

Publication number: CN201733488U
Application number: CN2010202149431U
Authority: CN
Inventors: 庄智证; 陈育谷; 黄聪钦
Original assignee: Ecolighting Inc
Current assignee: Ecolighting Inc
Priority date: 2010-05-20
Filing date: 2010-05-20
Publication date: 2011-02-02
Anticipated expiration: 2020-05-20

Abstract

The utility model relates to an LED driving device, belonging to the field of electric engineering. The driving device is electrically connected with an alternating current power supply and mainly comprises an electronic converter, a first lamp holder and a second lamp holder, wherein the electronic converter is contained in the driving device; the first lamp holder is arranged at one end of the driving device, is conducted with the alternating current power supply and is electrically connected with the electronic converter; the second lamp holder is arranged at the other end of the driving device and used for the assembly of an LED driving module; and when the first lamp holder is contacted and conducted with alternating current, the members can change the current and voltage into the state that LED light-emitting modules within 10W can be electrically conducted.

Description

The LED drive unit

Technical field

The utility model relates to electric information, be particularly related to a kind of LED drive unit, especially any pattern LED light emitting module in a kind of certain power of finger all can be installed, and only needs do replacing to it when drive unit damages, and need not the LED drive unit of changing in the lump together with the LED light emitting module.

Background technology

Energy crisis and environmental pollution at present makes builds a harmonious society and sustainable development faces significant challenge; so tap a new source of energy and regenerative resource; for global development in future significance is arranged; with the LED lamp is example; brightness height not only; life-span is long; volume is little and reliability is high; and environmental protection; the most general in commercial use and domestic lighting; the application of LED lamp in semiconductor lighting plays a significantly greater role to energy-conservation and environmental protection; in general; many users or factory begin based on halogen bulb is replaced by the LED bulb; make whole power consumption reduce and the increase of illumination continuity; yet; LED lamp price is very expensive; wherein useful life is than the short real assembly that belongs on the lamp socket interior circuit board; as electrochemical capacitor or low pressure semiconductor subassembly; if when connecting the lamp socket damage of LED lamp; then the whole LED lamp must be abandoned; therefore, very waste resource and not environmental protection, and LED lamp function and colour system are fixing can't conversion; if desire is changed lamp source function or color and luster; then must change whole group LED lamp, and can't in the 10WLED lamp, use, and the string that is presented; pattern in parallel; LED lamp quantity etc. all is restricted.

The utility model content

The purpose of this utility model is to provide a kind of LED drive unit, when solving the LED lamp socket and damaging, can't change and problem that the LED lamp can't be regulated brightness.

A kind of LED drive unit, this drive unit and AC power electrically connect, and connect and establish for a LED light emitting module, and it mainly comprises:

One is contained in the electronic commutator in the drive unit;

One first lamp holder of being located at drive unit one end and supplying the AC power conducting and electrically connect with electronic commutator, and drive unit is provided with second lamp holder that supplies LED light emitting module group to establish in the other end, second lamp holder and electronic commutator electrically connect, this first lamp holder and second lamp holder be the indoor standard lamp head of various types or non-standard lamp holder one of them.

Wherein this electronic commutator comprises:

One is used to change the power factor correcting unit of load voltage, and this power factor correcting unit electrically connects AC power;

One is used for the power conversion unit of conversion electric power pattern, and this power conversion unit electrically connects this power factor correcting unit; And

One is used to make the power supply output control unit of the stable output of electronic parameter, and this electronic parameter is electric current, voltage or power, and this power supply output control unit electrically connects power conversion unit, and this power supply output control unit is for connecting a LED light emitting module;

Wherein this drive unit further comprises a brightness adjusting unit;

Wherein this first lamp holder pattern is E27, E26, E14, E11, GU20, GU10, G24, G23, the B22 prior lamp holder pattern of general requirements on the market;

Wherein this LED light emitting module comprises at least one light-emitting diode and at least one heat abstractor;

Wherein this second lamp holder pattern is MR16, MR11, AR111, PAR38, PAR36, PAR30, GU10, the JCG4 pattern of general requirements on the market;

Wherein this power conversion unit comprises output short circuit protection unit, output open circuit protected location, over-temperature protection unit, overcurrent protection unit, overvoltage protection unit, overload protection unit and the unloaded electric protection unit of economizing;

Wherein this LED light emitting module further is the following any pattern LED light emitting module of power 10W;

One is contained in the electronic commutator in this drive unit;

One is mounted on this drive unit one end and supplies first lamp holder of AC power conducting, and this first lamp holder separates winding with this drive unit;

One is located at this drive unit other end and electrically connects electronic commutator, and connects second lamp holder of establishing for the LED light emitting module.

Advantage of the present utility model is:

1, when this drive unit damages, need not to change the drive unit that the user can more renew immediately via the professional person.

2, need not to change the LED light emitting module, can continue to use, avoid whole light fixture to scrap.

3,10W all can move on this drive unit with the LED light emitting module of interior any pattern composition, can be made up voluntarily by the user on demand, and it has the characteristic of diversification.

Description of drawings

Fig. 1 is the stereogram of the utility model preferred embodiment.

Fig. 2 is the block schematic diagram of the utility model preferred embodiment.

Fig. 3 is the decomposing schematic representation of the utility model preferred embodiment.

Fig. 4 is the enforcement schematic diagram of another preferred embodiment of the utility model.

Fig. 5 is the utility model enforcement schematic diagram of a preferred embodiment again.

Embodiment

Shown in accompanying drawing 1 and accompanying drawing 2, stereogram and block schematic diagram for the utility model preferred embodiment, find out that by knowing among the figure drive unit 10 and AC power electrically connect, and first lamp holder and second lamp holder can be the indoor standard lamp head of various types or non-standard lamp holder one of them, its this drive unit 10 mainly comprises:

One is contained in the electronic commutator 40 in this drive unit 10;

One is defined in first lamp holder 41 that these drive unit 10 1 ends also supply AC power 20 conductings and electrically connect with this electronic commutator 40, and drive unit 10 is provided with one for 30 groups of second lamp holders 42 of establishing of this LED light emitting module in the other end, and this second lamp holder 42 electrically connects with this electronic commutator 40.

And this electronic commutator 40 comprises:

One is used to change the power factor correcting unit 11 of load voltage, and this power factor correcting unit 11 electrically connects AC power 20;

One is used for the power conversion unit 12 of conversion electric power pattern, this power conversion unit 12 electrically connects power factor correcting unit 11, and this power conversion unit 12 comprises output short circuit protection unit 121, output open circuit protected location 122, over-temperature protection unit 123, overcurrent protection unit 124, overvoltage protection unit 125, overload protection unit 126 and the unloaded electric protection unit 127 of economizing; And

One is used to make the power supply output control unit 13 of the stable output of electronic parameter, this power supply output control unit 13 electrically connects power conversion unit 12, and this power supply output control unit 13 is for connecting LED light emitting module 30, comprise at least one light-emitting diode 31 and at least one heat abstractor 32 on this LED light emitting module 30, and aforesaid electronic parameter is electric current, voltage or power.

Moreover, various indoor first lamp holder, 41 patterns that its above-mentioned and alternating current electrically connect can be the prior lamp holder pattern of general requirements on the market such as E27, E26, E14, E11, GU20, GU10, G24, G23, B22, and with the pattern that can be MR16, MR11, AR111, PAR38, PAR36, PAR30, GU10, JCG4 market general requirements of second lamp holder, 42 patterns of LED light emitting module 30 windings.

By above-mentioned structure; form design; be described as follows with regard to use situation of the present utility model; shown in accompanying drawing 2 and accompanying drawing 3; block schematic diagram and decomposing schematic representation for the utility model preferred embodiment; find out by knowing among the figure; after this drive unit 10 receives AC power 20; also change load voltage by power factor correcting unit 11; hand over via power conversion unit 12 again; the direct current conversion; short circuit is also arranged simultaneously; open circuit; excess temperature; overcurrent; overvoltage; protections such as overload and unloaded power saving; then give burning voltage via power supply output control unit 13 again; electric current and power; allow 10W be moved with the LED light emitting module 30 of interior any pattern; when this drive unit 10 damages; the user only need disassemble this drive unit 10 and separate with LED light emitting module 30; do the single replacing of drive unit 10, and LED light emitting module 30 need not to change, also can continue to use.

As shown in Figure 4, enforcement schematic diagram for another preferred embodiment of the utility model, find out by knowing among the figure, this drive unit 10a comprises a power factor correcting unit 11a, one and the power conversion unit 12a of aforementioned electric connection, one and the power supply output control unit 13a that electrically connects of power conversion unit 12a, and this drive unit 10a further comprises a brightness adjusting unit 14a, this brightness adjusting unit 14a electrically connects this power conversion unit 12a, by the brightness of this LED light emitting module of brightness adjusting unit 14a scalable 30a.

As shown in Figure 5, be the utility model enforcement schematic diagram of a preferred embodiment again, find out by knowing among the figure, this drive unit 10b and AC power electrically connect, and supplying a LED light emitting module 30B to connect establishes, and accommodate an electronic commutator 40b in this drive unit 10b, and Yu Yiduan electrically connects the first lamp holder 41b that is available for users to winding, and other end electric connection is available for users to the second lamp holder 42b of winding LED light emitting module 30b voluntarily, this second lamp holder 42b electrically connects electronic commutator 40b, by this, this first lamp holder 41b, the drive unit 10b and the second lamp holder 42b are disconnected respectively.

Claims

1. LED drive unit, this drive unit and AC power electrically connect, and connect for a LED light emitting module and to establish, and it is characterized in that, comprising:

One is contained in the electronic commutator in the drive unit;

2. LED drive unit according to claim 1 is characterized in that: wherein this electronic commutator comprises:

One is used to make the power supply output control unit of the stable output of electronic parameter, and this electronic parameter is electric current, voltage or power, and this power supply output control unit electrically connects power conversion unit, and this power supply output control unit is for connecting a LED light emitting module.

3. LED drive unit according to claim 1 is characterized in that: wherein this drive unit further comprises a brightness adjusting unit.

4. LED drive unit according to claim 1 is characterized in that: wherein this first lamp holder pattern is E27, E26, E14, E11, GU20, GU10, G24, G23, the B22 prior lamp holder pattern of general requirements on the market.

5. LED drive unit according to claim 1 is characterized in that: wherein this LED light emitting module comprises at least one light-emitting diode and at least one heat abstractor.

6. LED drive unit according to claim 1 is characterized in that: wherein this second lamp holder pattern is MR16, MR11, AR111, PAR38, PAR36, PAR30, GU10, the JCG4 pattern of general requirements on the market.

7. LED drive unit according to claim 1 is characterized in that: wherein this power conversion unit comprises output short circuit protection unit, output open circuit protected location, over-temperature protection unit, overcurrent protection unit, overvoltage protection unit, overload protection unit and the unloaded electric protection unit of economizing.

8. LED drive unit according to claim 1 is characterized in that: wherein this LED light emitting module further is the following any pattern LED light emitting module of power 10W.

9. LED drive unit, this drive unit and AC power electrically connect, and connect for a LED light emitting module and to establish, and it is characterized in that, comprising:

One is contained in the electronic commutator in this drive unit;