CN204201699U - Dimmable LED light fixture - Google Patents
Dimmable LED light fixture Download PDFInfo
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- CN204201699U CN204201699U CN201420710076.9U CN201420710076U CN204201699U CN 204201699 U CN204201699 U CN 204201699U CN 201420710076 U CN201420710076 U CN 201420710076U CN 204201699 U CN204201699 U CN 204201699U
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Abstract
The utility model discloses the Dimmable LED light fixture of field of LED illumination, the LED light source component comprising ceiling dish and be installed on ceiling dish, described LED light source component provides the driver of low-tension supply to form by LED board and to LED board, this drive circuit board comprises input power cord, high input voltage module, light-adjusting module, voltage changing module, low pressure output module and out-put supply line, high-tension electricity enters to high input voltage module by input power cord, the size of input voltage is regulated again through light-adjusting module, then high-tension electricity is changed into safe low tension by voltage changing module, again through the low tension of low pressure output module output safety, finally by out-put supply line, low tension is delivered to LED board.LED lamp realizes high input voltage, and low pressure exports, and guarantees the security used, is designed with the dimming arrangement of light-adjusting module, the brightness of adjustable illuminating light fixture, thus effectively saves the electricity charge, improves the market competitiveness.
Description
Technical field
the utility model relates to field of LED illumination, is specifically related to Dimmable LED light fixture.
Background technology
The lamp affixed to the ceiling now produced at present or single pendent lamp, particularly export light fixture, general is all that ON/OFF two sections of switches are to control lamp lighting, what old-fashioned light fixture had still carrys out design circuit control panel by the mode of resistance-capacitance depressurization domestic the earliest, or the lamp pearl of design high pressure directly controls lamp lighting by chip.Resistance-capacitance depressurization and high-voltage chip control lamp lighting, and in use namely product exists potential safety hazard, and quality is unstable again, no matter are products that is domestic or outlet, because they exist disappearance in safety.Such as FCC poor anti-interference, transient voltage electric current improves or the easy light fixture that damages of thunderbolt loses illumination functions, certainly more difficult by Pyatyi efficiency, in addition, when using the driving of ON/OFF switch, it does not have dimming function, and consumer can not regulate according to the bright dark degree of contrast, effectively can not save the electricity charge and fall end electric cost, be not easy to marketing.
Utility model content
The purpose of this utility model solves above defect, provides Dimmable LED light fixture, its use safety, and arbitrarily can regulate brightness, effectively save the electricity charge.
The purpose of this utility model is achieved in the following ways:
Dimmable LED light fixture, the LED light source component comprising ceiling dish and be installed on ceiling dish, the below of LED light source component is provided with lampshade.Described LED light source component provides the driver of low-tension supply to form by LED board and to LED board, and driver exports low-tension supply.
This driver comprises cover of driver and is arranged at the drive circuit board of cover of driver inside, and this drive circuit board comprises input power cord, high input voltage module, light-adjusting module, voltage changing module, low pressure output module and out-put supply line.High input voltage module is connected with input power cord and light-adjusting module respectively, and voltage changing module is connected with light-adjusting module and low pressure output module respectively, and out-put supply line is connected with low pressure output module.
High-tension electricity enters to high input voltage module by input power cord, the size of input voltage is regulated again through light-adjusting module, then high-tension electricity is changed into safe low tension by voltage changing module, again through the low tension of low pressure output module output safety, finally by out-put supply line, low tension is delivered to LED board, LED board is powered by low-tension supply, guarantees the safety used.
In above-mentioned explanation, as preferred scheme, described light-adjusting module is made up of thyristor regulating optical circuit or resistance light adjusting circuit or PWM chip light adjusting circuit.Light-adjusting module and dimmer switch match, according to the demand of country variant, as used switch and the build-out resistor light adjusting circuit of resistance light modulation, as used the switch of controllable silicon light modulation namely to mate thyristor regulating optical circuit, namely mate PWM chip light adjusting circuit as used the switch of PWM chip light modulation.
In above-mentioned explanation, as preferred scheme, the out-put supply line end of described driver is provided with male joint, and LED board is provided with and matches the female joint be connected with male joint.Design the mode of connection that male joint and female joint match to assemble, reduce the assembling by terminal connections mode, not only save cost of labor but also make circuit board face more attractive in appearance.
In above-mentioned explanation, as preferred scheme, this programme is designed to structure of ceiling-mounted lamp, the bottom middle-end of described ceiling dish is downward projection plane, LED board and driver are all arranged at the bottom surface of projection plane, LED board is made up of the LED lamp bar of more than two arcs, and LED lamp bar is circular around formation, and driver is positioned at the center of circular LED lamp bar.The circular distribution of LED lamp bar, can expand light-emitting area cost-saving again, effectively solves the defect that light-emitting area hides dark space simultaneously.
In above-mentioned explanation, as preferred scheme, the edge of described projection plane is provided with the heavy stand for installing lampshade, and lampshade is the arc disk-like structure of opening upwards, and the opening of lampshade coordinates with heavy stand and clamps.The appropriate design of lampshade and lamp socket, has good lighting effect.
In above-mentioned explanation, as preferred scheme, this programme is designed to single pendent lamp structure, the top middle-end of described ceiling dish upwardly forms the container cavity that Open Side Down, and the erection column extended vertically downward is installed in the center of top of container cavity, the lower edge of ceiling dish is outwards launched to be formed and the cover body of ceiling dish in one, driver penetrates erection column and is fixed in container cavity, described LED board is disc-shaped structure, LED board penetrates erection column and is fixed on the below of driver, and LED board is positioned at the opening of container cavity.
In above-mentioned explanation, as preferred scheme, the top of described container cavity is provided with several cross-ventilation holes, is also provided with the heat sink penetrating erection column between described driver and LED board.Cross-ventilation hole is located immediately at the top of driver, physical dimension appropriate design, coordinates heat sink, efficiently solves the heat dissipation problem of LED, avoids LED to cause exception, as dead lamp etc. because of heat dissipation problem.
In above-mentioned explanation, as preferred scheme, described lampshade is made up of the circular light barrier of printing opacity, and light barrier is penetrated erection column and is fixed by fixture.Light barrier is positioned at the below of LED board, and it is translucent construction, can protect LED board, high light can be avoided again directly to stimulate eyes, also play decorative appearance effect.
The beneficial effect that the utility model produces is: the driver being designed with band light-adjusting module, LED lamp is made to realize high input voltage, low pressure exports, guarantee the security used, be designed with the dimming arrangement of light-adjusting module, effectively can mate the dimmer switch of country variant, by adjusting the voltage of output to the adjustment of dimmer switch, meet the demand of people to illuminating product light levels, the brightness of adjustable illuminating light fixture, thus effectively save the electricity charge, improve the market competitiveness, in addition, its integrally-built luminous efficiency is high, and colour rendering index is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of drive circuit board in the utility model;
Fig. 2 is the part-structure decomposing schematic representation of the utility model embodiment one;
Fig. 3 is the utility model embodiment one overall structure schematic diagram;
Fig. 4 is the utility model embodiment two STRUCTURE DECOMPOSITION schematic diagram;
Fig. 5 is the utility model embodiment two overall structure schematic diagram;
In figure, 1 is ceiling dish, and 2 is lampshade, 3 is LED lamp bar, and 4 is driver, and 5 is input power cord, 6 is high input voltage module, and 7 is light-adjusting module, and 8 is voltage changing module, 9 is low pressure output module, and 10 is out-put supply line, and 11 is fixed cap, 12 is erection column, and 13 is LED board, and 14 is light barrier, 15 is cross-ventilation hole, and 16 is heat sink, and 17 is fixture.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
embodiment one
With reference to Fig. 1 ~ Fig. 3, the LED light source component that its LED lamp specifically implemented comprises ceiling dish 1 and is installed on ceiling dish 1, the below of LED light source component is provided with lampshade 2, the present embodiment is designed to structure of ceiling-mounted lamp, the bottom middle-end of ceiling dish 1 is downward projection plane, LED board and driver 4 are all arranged at the bottom surface of projection plane, the LED board of the present embodiment is made up of the LED lamp bar 3 of four arcs, article four, the LED lamp bar 3 of arc is circular around formation, and driver 4 is positioned at the center of circular LED lamp bar 3.The circular distribution of LED lamp bar 3, can expand light-emitting area cost-saving again, effectively solves the defect that light-emitting area hides dark space simultaneously.The edge of projection plane is provided with the heavy stand for installing lampshade 2, and lampshade 2 is the arc disk-like structure of opening upwards, and the opening of lampshade 2 coordinates with heavy stand and clamps.The appropriate design of lampshade and lamp socket, has good lighting effect.
The LED light source component of the present embodiment provides the driver 4 of low-tension supply to form by LED board and to LED board, and driver exports low-tension supply.Out-put supply line 10 end of driver 4 is provided with male joint, and LED board is provided with and matches the female joint be connected with male joint.The mode of connection adopting male joint and female joint to match is assembled, and reduces the assembling by terminal connections mode, not only saves cost of labor but also make circuit board face more attractive in appearance.
In addition, in order to realize safe dimming function, the concrete structure of driver 4 comprises cover of driver and is arranged at the drive circuit board of cover of driver inside, and this drive circuit board comprises input power cord 5, high input voltage module 6, light-adjusting module 7, voltage changing module 8, low pressure output module 9 and out-put supply line 10.High input voltage module 6 is connected with input power cord 5 and light-adjusting module 7 respectively, and voltage changing module 8 is connected with light-adjusting module 7 and low pressure output module 9 respectively, and out-put supply line 10 is connected with low pressure output module 9.
During energising, high-tension electricity enters to high input voltage module 6 by input power cord 5, the size of input voltage is regulated again through light-adjusting module 7, the light-adjusting module 7 of the present embodiment is made up of thyristor regulating optical circuit or resistance light adjusting circuit or PWM chip light adjusting circuit, then high-tension electricity is changed into safe low tension by voltage changing module 8, again through the low tension of low pressure output module 9 output safety, finally by out-put supply line 10, low tension is delivered to LED board, LED board is powered by low-tension supply, guarantees the safety used.
embodiment two
With reference to Fig. 1, Fig. 4 and Fig. 5, the LED light source component that its LED lamp specifically implemented comprises ceiling dish 1 and is installed on ceiling dish 1, the below of LED light source component is provided with lampshade, the present embodiment is designed to single pendent lamp structure, directly installed by the fixed cap 11 being fixed to top when single pendent lamp of the present embodiment is installed, single pendent lamp is fixed on fixed cap 11 by various fixed form.The top middle-end of ceiling dish 1 upwardly forms the container cavity that Open Side Down, and the erection column 12 extended vertically downward is installed in the center of top of container cavity, the lower edge of ceiling dish 1 is outwards launched to be formed and the cover body of ceiling dish 1 in one, driver 4 penetrates erection column 12 and is fixed in container cavity, the LED board 13 of the present embodiment is disc-shaped structure, LED board 13 penetrates erection column 12 and is fixed on the below of driver 4, and LED board 13 is positioned at the opening of container cavity.The lampshade of the present embodiment is made up of the circular light barrier 14 of printing opacity, light barrier 14 is penetrated erection column 12 and is fixed by fixture 17, fixture 17 is fixed on the bottom of erection column 12, and Absorbable organic halogens compresses all parts at its top, and fixture 17 also plays decoration function in addition.Light barrier 14 is positioned at the below of LED board, and it is translucent construction, can protect LED board, high light can be avoided again directly to stimulate eyes, also play decorative appearance effect.
The present embodiment has good radiating effect, is provided with several cross-ventilation holes 15 in the top of container cavity, is also provided with the heat sink 16 penetrating erection column 12 between driver 4 and LED board.Cross-ventilation hole 15 is located immediately at the top of driver 4, physical dimension appropriate design, coordinates heat sink 16, efficiently solves the heat dissipation problem of LED, avoids LED to cause exception, as dead lamp etc. because of heat dissipation problem.
In addition, the structure of the dimming function that the present embodiment realizes is identical with the structure of embodiment one, driver 4 comprises cover of driver and is arranged at the drive circuit board of cover of driver inside, and this drive circuit board comprises input power cord 5, high input voltage module 6, light-adjusting module 7, voltage changing module 8, low pressure output module 9 and out-put supply line 10.High input voltage module 6 is connected with input power cord 5 and light-adjusting module 7 respectively, and voltage changing module 8 is connected with light-adjusting module 7 and low pressure output module 9 respectively, and out-put supply line 10 is connected with low pressure output module 9.
During energising, high-tension electricity enters to high input voltage module 6 by input power cord 5, the size of input voltage is regulated again through light-adjusting module 7, the light-adjusting module 7 of the present embodiment is made up of thyristor regulating optical circuit or resistance light adjusting circuit or PWM chip light adjusting circuit, then high-tension electricity is changed into safe low tension by voltage changing module 8, again through the low tension of low pressure output module 9 output safety, finally by out-put supply line 10, low tension is delivered to LED board, LED board is powered by low-tension supply, guarantees the safety used.Be designed with the driver 4 of band light-adjusting module 7, LED lamp is made to realize high input voltage, low pressure exports, guarantee the security used, be designed with the dimming arrangement of light-adjusting module 7, effectively can mate the dimmer switch of country variant, by adjusting the voltage of output to the adjustment of dimmer switch, meet the demand of people to illuminating product light levels, the brightness of adjustable illuminating light fixture, thus effectively save the electricity charge.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as protection domain of the present utility model.
Claims (8)
1. Dimmable LED light fixture, the LED light source component comprising ceiling dish and be installed on ceiling dish, the below of LED light source component is provided with lampshade, described LED light source component provides the driver of low-tension supply to form by LED board and to LED board, it is characterized in that: this driver comprises cover of driver and is arranged at the drive circuit board of cover of driver inside, this drive circuit board comprises input power cord, high input voltage module, light-adjusting module, voltage changing module, low pressure output module and out-put supply line, high input voltage module is connected with input power cord and light-adjusting module respectively, voltage changing module is connected with light-adjusting module and low pressure output module respectively, out-put supply line is connected with low pressure output module, high-tension electricity enters to high input voltage module by input power cord, the size of input voltage is regulated again through light-adjusting module, then high-tension electricity is changed into safe low tension by voltage changing module, again through the low tension of low pressure output module output safety, finally by out-put supply line, low tension is delivered to LED board.
2. Dimmable LED light fixture according to claim 1, is characterized in that: described light-adjusting module is made up of thyristor regulating optical circuit or resistance light adjusting circuit or PWM chip light adjusting circuit.
3. Dimmable LED light fixture according to claim 2, is characterized in that: the out-put supply line end of described driver is provided with male joint, and LED board is provided with and matches the female joint be connected with male joint.
4. Dimmable LED light fixture according to claims 1 to 3 any one, it is characterized in that: the bottom middle-end of described ceiling dish is downward projection plane, LED board and driver are all arranged at the bottom surface of projection plane, LED board is made up of the LED lamp bar of more than two arcs, LED lamp bar is circular around formation, and driver is positioned at the center of circular LED lamp bar.
5. Dimmable LED light fixture according to claim 4, it is characterized in that: the edge of described projection plane is provided with the heavy stand for installing lampshade, lampshade is the arc disk-like structure of opening upwards, and the opening of lampshade coordinates with heavy stand and clamps.
6. Dimmable LED light fixture according to claims 1 to 3 any one, it is characterized in that: the top middle-end of described ceiling dish upwardly forms the container cavity that Open Side Down, and the erection column extended vertically downward is installed in the center of top of container cavity, the lower edge of ceiling dish is outwards launched to be formed and the cover body of ceiling dish in one, driver penetrates erection column and is fixed in container cavity, described LED board is disc-shaped structure, LED board penetrates erection column and is fixed on the below of driver, and LED board is positioned at the opening of container cavity.
7. Dimmable LED light fixture according to claim 6, is characterized in that: the top of described container cavity is provided with several cross-ventilation holes, is also provided with the heat sink penetrating erection column between described driver and LED board.
8. Dimmable LED light fixture according to claim 7, is characterized in that: described lampshade is made up of the circular light barrier of printing opacity, and light barrier is penetrated erection column and is fixed by fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420710076.9U CN204201699U (en) | 2014-11-24 | 2014-11-24 | Dimmable LED light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420710076.9U CN204201699U (en) | 2014-11-24 | 2014-11-24 | Dimmable LED light fixture |
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| Publication Number | Publication Date |
|---|---|
| CN204201699U true CN204201699U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420710076.9U Active CN204201699U (en) | 2014-11-24 | 2014-11-24 | Dimmable LED light fixture |
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| CN (1) | CN204201699U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458263A (en) * | 2018-05-03 | 2018-08-28 | 海宁福得电器有限公司 | A kind of Novel LED lamp includes lamp housing |
| CN112243308A (en) * | 2019-07-16 | 2021-01-19 | 陈义武 | General power supply system of low pressure lamps and lanterns |
| WO2022083434A1 (en) * | 2020-10-22 | 2022-04-28 | 苏州欧普照明有限公司 | Lamp and lighting module therefor |
-
2014
- 2014-11-24 CN CN201420710076.9U patent/CN204201699U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458263A (en) * | 2018-05-03 | 2018-08-28 | 海宁福得电器有限公司 | A kind of Novel LED lamp includes lamp housing |
| CN112243308A (en) * | 2019-07-16 | 2021-01-19 | 陈义武 | General power supply system of low pressure lamps and lanterns |
| WO2022083434A1 (en) * | 2020-10-22 | 2022-04-28 | 苏州欧普照明有限公司 | Lamp and lighting module therefor |
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