CN203336304U - Dimmable LED lamp - Google Patents
Dimmable LED lamp Download PDFInfo
- Publication number
- CN203336304U CN203336304U CN2013204076299U CN201320407629U CN203336304U CN 203336304 U CN203336304 U CN 203336304U CN 2013204076299 U CN2013204076299 U CN 2013204076299U CN 201320407629 U CN201320407629 U CN 201320407629U CN 203336304 U CN203336304 U CN 203336304U
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- led lamp
- electronic switch
- light fixture
- power module
- led light
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- 230000006378 damage Effects 0.000 description 3
- 230000004224 protection Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model provides a dimmable LED lamp comprising an electronic switch (1), a power supply module (2) and an LED lamp set (3). The electronic switch (1) is connected between a power supply and the power supply module (2), and the LED lamp set (3) is connected with the power supply module (2) and is powered up by the power supply module (2). Due to the fact that the value of output voltage of the power supply module (2) is chosen through the electronic switch (1), the brightness of the LED lamp set (3) is adjusted. The brightness of the LED lamp can be easily adjusted.
Description
Technical field
The utility model relates to lighting technical field, is specifically related to a kind of LED light fixture of light adjustable.
Background technology
The LED light fixture occurs already for illumination and decoration, but mostly do not possess adjustable function in brightness on market.And, for the LED light fixture of brightness-adjustable in the market, by the LED lamp is divided into groups, control and realize brightness regulation.For example, by all LED lamps in control LED light fixture, light and realize high-high brightness, when needs are turned down brightness, according to needed brightness degree, the one or more LED lamps in the LED light fixture are extinguished.For the light modulation of the LED light fixture loaded in mixture with common bulb and LED lamp especially by dividing into groups to realize.
The dimming mode of existing LED light fixture is strictly said and is not the light modulation of LED lamp own, just by the quantity of adjusting lightening LED lamp, realize light modulation, and the brightness of each LED lamp does not change, although can realize light modulation, light is hard, and power consumption is high.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of LED light fixture of light adjustable, realizes the brightness regulation of LED light fixture by simple mode.
For achieving the above object, the utility model provides technical scheme as follows:
A kind of LED light fixture of light adjustable comprises:
Electronic switch, power module and LED lamp group;
Described electronic switch is connected between civil power and power module, and described LED lamp group is connected with described power module, by the power module power supply, selects the output voltage size of power module by electronic switch, realizes the brightness regulation of LED lamp group.
Optionally, described LED lamp group comprises the LED lamp of a plurality of series connection.
Optionally, each LED lamp and a paralleled power switches, when described LED lamp disconnects, the switching tube conducting in parallel with it.
Optionally, described LED lamp is bayonet type LED lamp, spiral shell mouth rotating type LED lamp or plug-in type LED lamp.
Optionally, described power module comprises pressure regulation assembly and rectifier stack, and the pressure regulation assembly is connected with electronic switch on the one hand, with rectifier stack, is connected on the other hand, changes the output voltage of pressure regulation assembly by electronic switch.
Optionally, described pressure regulation assembly comprises a plurality of pressure regulators.
Optionally, described rectifier stack comprises: full bridge rectifier, the first wave filter, the second wave filter and current-limiting resistance, the interchange input pin of full bridge rectifier is electrically connected to city by electronic switch, the second wave filter is first connected with current-limiting resistance, then be connected between the forward output pin and reverse output pin of full bridge rectifier after the first wave filter is in parallel.
The quantity of the LED lamp of lighting by adjusting with prior art realizes that light modulation compares, the utility model is by the selection of electronic switch, make the voltage of the different sizes of power module output, and then make the brightness of each LED lamp change, thereby realized the brightness regulation of LED light fixture, its implementation is simple, and has reached realized different DC-voltage supplies and the adjustable illumination level of lamplight brightness under the 220V electric power thus supplied, both safety electricity-saving, environmental protections again.
The accompanying drawing explanation
Fig. 1 is the structural representation according to the LED light fixture of the light adjustable of the utility model embodiment;
Fig. 2 is the structural representation of power module in the described LED light fixture of Fig. 1;
Fig. 3 is the structural representation of LED lamp group in the LED light fixture shown in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described in detail.
With reference to Fig. 1, the LED light fixture of the light adjustable of the utility model embodiment, comprise: electronic switch 1, power module 2 and LED lamp group 3, wherein, described electronic switch 1 (for example is connected to civil power, alternating current 220V) and, between power module 2, described LED lamp group 3 is connected with described power module 2, by power module 2 power supplies.
The light modulation principle of the LED light fixture of the utility model embodiment is: the output voltage size that can change power module 2 by electronic switch 1, when the output voltage of power module 2 changes, the voltage of supplying with LED lamp group 3 changes, thereby the brightness of LED lamp group 3 changes.The implementation that changes the output voltage size of power module 2 by electronic switch 1 has multiple, for example, can comprise relay in electronic switch 1, relay is comprised of coil and contact sets two parts, by selecting different contacts to be connected with power module 2, can change the output voltage of power module 2.
When specific implementation, can select existing electronic switch on market, as long as the electronic switch of selecting can change the output voltage of power module.Wherein, electronic switch can be non-telecontrol electronic switch, can be also telecontrol electronic switch, and those skilled in the art can be selected as required.
The utility model embodiment also provides a kind of specific implementation of power module 2.
With reference to Fig. 2, the power module 2 that the utility model embodiment provides comprises: pressure regulation assembly 21 and rectifier stack 22, pressure regulation assembly 21 is connected with electronic switch 1 on the one hand, with rectifier stack 22, be connected on the other hand, can change the output voltage of pressure regulation assembly 21 by electronic switch 1, rectifier stack 22 can carry out the output voltage of pressure regulation assembly 21 after rectification adding being pressed on LED lamp group 3, makes LED lamp group 3 produce the light of different brightness, thereby realizes the light modulation to the LED light fixture.
Wherein, in pressure regulation assembly 21, can comprise a plurality of pressure regulators, only show 3 in figure, be respectively pressure regulator 211, pressure regulator 212, pressure regulator 213, certainly, the pressure regulator quantity that those skilled in the art can select pressure regulation assembly 21 to comprise as required.Electronic switch 1 can carry out Voltage-output according to the needed one or more pressure regulators of selection from described a plurality of pressure regulators, thereby makes pressure regulation assembly 21 export on the whole different voltage.
As shown in Figure 3, described LED lamp group 3 also can comprise the LED lamp 31 of a plurality of series connection, only shows 3 in figure, and concrete quantity can be selected as required.Like this, when the input voltage of LED lamp group 3 changes, corresponding variation occurs in the brightness of each LED lamp.
In another one embodiment of the present utility model, can also realize the self-shield of LED lamp group.Continuation is with reference to Fig. 3, and in LED lamp group 3, each LED lamp 31 is also in parallel with a switching tube 32, like this, when certain LED lamp wherein damages and while disconnecting, the switching tube conducting in parallel with it, it is luminous that other LED lamps that make series connection with it still can conducting.Visible, when some or several LED lamps damage, can guarantee that light fixture is normally used
In addition, the utility model has also been realized the variation of LED fluorescent tube moulding, can be processed into as required various lamp tube shapes, meets the needs of incandescent lamp, fluorescent lamp, LED lamp light fixture, and the utmost point has promotional value.Particularly, described LED lamp can be the tubular type LED lamp of bubble formula LED lamp, bayonet type or the plug-in type of spiral mouth formula, or, the LED lamp of other interface shapes.
In sum, the utility model adopt simple mode to realize the brightness of LED light fixture adjustable, and there is following advantage: there is super energy-efficient performance, also more energy-conservation more than 80% than electricity-saving lamp; Life-span is long, can reach in theory 50,000 hours; Safe and efficient, operating voltage can be in the 3V left and right, and operating current is in the milliampere level, and light fixture does not generate heat substantially; Adopt different DC-voltage supplies, do not exchange and high frequency, not radiationless, to the people without injury.There is no ballast, be conducive to environmental protection; Light modulation as required, more make us use convenient, power saving; Cost of manufacture is low, is conducive to popularize.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of the utility model protection.
Claims (8)
1. the LED light fixture of a light adjustable, is characterized in that, comprising:
Electronic switch (1), power module (2) and LED lamp group (3);
Described electronic switch (1) is connected between civil power and power module (2), described LED lamp group (3) is connected with described power module (2), by power module (2), powered, select the output voltage size of power module (2) by electronic switch (1), realize the brightness regulation of LED lamp group (3).
2. LED light fixture as claimed in claim 1 is characterized in that:
Described LED lamp group (3) comprises the LED lamp of a plurality of series connection.
3. LED light fixture as claimed in claim 2 is characterized in that:
Each LED lamp and a paralleled power switches, when described LED lamp disconnects, the switching tube conducting in parallel with it.
4. as claim 1,2 or 3 described LED light fixtures, it is characterized in that:
Described LED lamp is bayonet type LED lamp, spiral shell mouth rotating type LED lamp or plug-in type LED lamp.
5. LED light fixture as claimed in claim 1 is characterized in that:
Described electronic switch (1) is telecontrol electronic switch.
6. LED light fixture as claimed in claim 1 is characterized in that:
Described power module (2) comprises pressure regulation assembly (21) and rectifier stack (22), pressure regulation assembly (21) is connected with electronic switch (1) on the one hand, be connected with rectifier stack (22) on the other hand, change the output voltage of pressure regulation assembly (21) by electronic switch (1).
7. LED light fixture as claimed in claim 6 is characterized in that:
Described pressure regulation assembly (21) comprises a plurality of pressure regulators.
8. LED light fixture as claimed in claim 6, is characterized in that, described rectifier stack (22) comprising:
Full bridge rectifier (221), the first wave filter (222), the second wave filter (223) and current-limiting resistance (224), the interchange input pin of full bridge rectifier (221) is electrically connected to city by electronic switch (1), the second wave filter (223) is first connected with current-limiting resistance (224), then be connected between the forward output pin and reverse output pin of full bridge rectifier (221) after the first wave filter (222) is in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204076299U CN203336304U (en) | 2013-07-10 | 2013-07-10 | Dimmable LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204076299U CN203336304U (en) | 2013-07-10 | 2013-07-10 | Dimmable LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203336304U true CN203336304U (en) | 2013-12-11 |
Family
ID=49704978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204076299U Expired - Fee Related CN203336304U (en) | 2013-07-10 | 2013-07-10 | Dimmable LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203336304U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110884349A (en) * | 2019-11-21 | 2020-03-17 | 东风电驱动系统有限公司 | Combined instrument |
-
2013
- 2013-07-10 CN CN2013204076299U patent/CN203336304U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110884349A (en) * | 2019-11-21 | 2020-03-17 | 东风电驱动系统有限公司 | Combined instrument |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20180710 |