CN201517705U - LED lamp fitting with adjustable color temperature - Google Patents
LED lamp fitting with adjustable color temperature Download PDFInfo
- Publication number
- CN201517705U CN201517705U CN2009201698104U CN200920169810U CN201517705U CN 201517705 U CN201517705 U CN 201517705U CN 2009201698104 U CN2009201698104 U CN 2009201698104U CN 200920169810 U CN200920169810 U CN 200920169810U CN 201517705 U CN201517705 U CN 201517705U
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- led
- led lamp
- lamp
- colour temperature
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Abstract
The utility model relates to an LED lamp fitting with adjustable color temperature, which comprises an LED lamp panel (1), a lamp housing (2) and a driving circuit. On the LED lamp panel (1), 36, 72, 108 or 144 LED lamps (9) are linearly placed on a same horizontal position. The LED lamps are divided into three groups. Each group of LED lamps are composed of the LEDs which emit the light with same color temperature. The LEDs among different LED lamp group emit the light with different color temperatures. The LED lamp groups are connected in parallel. Each is serially connected with a driving circuit which is composed of a resistor, a capacitor, an adjustable resistor and a switch. The operation voltage of the driving circuit is DC24V. The LED lamp fitting is suitable for various lighting occasions and has the advantages of simple structure, safe use and low cost. The LED lamp fitting with adjustable color temperature can be placed to any place requiring regular light color temperature adjustment.
Description
Technical field
The utility model relates to a kind of LED light fixture, relates in particular to the adjustable LED light fixture of a kind of colour temperature.
Background technology
People's illumination or brightening light fixture mostly are incandescent lamp, fluorescent lamp etc. in the actual life.But the general power consumption of these light fixtures is big, and luminous efficiency is low, and the life-span is short, and caloric value is big, is easy to generate potential safety hazard.Along with the performance and the efficient of LED product are approved by people gradually, so also obtained extensive use.Under intelligent driver was supported, the LED lighting can not only replace white-light illuminating, and can also realize new function.As you know: " all colors all comprise white ".According to correlated colour temperature (CCT), exist different white tones, from warm white (as the light of incandescent lamp) up to cold white (as the light of numerous early stage LED lights and power LED), these two kinds of tint number scopes are more than 2700～6000K, in order to adapt to the effect that various different scenes are used, so need different colour temperatures to regulate.The scheme of a kind of LED of employing as illuminator arranged, and is the LED desk lamp light modulating device of CN2794101Y as the Chinese patent notification number, though also can regulate colour temperature, but because its structure is single, range of application is narrow, and the structural circuit complexity, cost is higher, causes the produce market demand not high.The utility model is the adjustable LED light fixture of colour temperature, and simple in structure, easy for installation, cost is lower, can be applicable to the occasion that all need often to regulate the light colour temperature.Be used for adapting to the needs of different application occasion.Market prospects are preferably arranged.
Summary of the invention
1. the utility model relates to the adjustable LED light fixture of a kind of colour temperature, comprises LED lamp plate 1, lamp housing 2 and drive circuit; Described lamp housing has paddle-tumble to be used for fixing lamp plate 1 in 2 chambeies, two ends adopt seal gasket 5 and plug 4 to be used for waterproof, fix with 2 bolts 8 between plug 4 and the lamp housing 2, on described LED lamp plate 1, on same horizontal level, be linear placement 36,72,108 or 144 LED lamp 9, the LED lamp is divided into 3 groups, every group of LED lamp is made of the LED of the light of sending out colour temperature identical, LED between the different LED lamp group sends the light of different-colour, be connected in parallel between the described LED lamp group, every group all is in series with a drive circuit, and described drive circuit is by resistance, electric capacity, adjustable resistance and switch are formed, and the operating voltage of drive circuit is DC24V;
LED between the above-mentioned different LED lamp group sends the colour temperature of light of different-colour between 2700K-9300K; LED light fixture general power is 3W-12W; Described power supply 12 is external Switching Power Supply, and control element is installed in lamp interior, by the control of switch 7 enforcements to colour temperature.
Compare with described general lighting brightening light source, the utility model LED light fixture is long except the life-span, power consumption low, the strong point that LED is bigger has 3 points: the one, use very flexibly, can make the various forms of compact products of point, line, surface; The 2nd, environmental benefit is better, owing to do not have ultraviolet ray and infrared ray in the spectrum, has not both had heat, does not also have radiation, belong to typical green illumination light source, and discarded object is recyclable, does not pollute; The 3rd, it is very convenient to control, as long as adjust electric current, and just arbitrarily light modulation, different photochromic combinations change various, utilize control circuit, more can reach colourful dynamic change effect.
Description of drawings
Fig. 1 is the sectional side view of the adjustable LED light fixture of colour temperature;
Fig. 2 is the front view of the adjustable LED light fixture of colour temperature;
Fig. 3 is the set bolt schematic diagram of the adjustable LED light fixture of colour temperature;
Fig. 4 lists intention for the lamp bank of colour temperature adjustable LED light fixture;
Fig. 5 is the circuit diagram of colour temperature adjustable LED light fixture.
Wherein:
1. lamp plate; 2.PC shell; 3. aluminium alloy base; 4. blanking cover; 5. sealing ring; 6. power line; 7. switch; 8. bolt; 9.LED lamp; 11. control circuit; 11-1. constant-current source; 11-2. adjustable resistance; 12. power supply.
The specific embodiment
The LED light fixture that 1. colour temperatures of embodiment are adjustable comprises lamp plate 1, PC shell 2, aluminium alloy base 3, blanking cover 4, sealing ring 5 and power line 6, is linear array 36 LED lamp on the lamp plate 1, and the LED lamp is equally divided into 3 groups, every group 12 LEDs.Wherein Zhong Jian LED lamp group adopts the high brightness yellow led, and the LED lamp group on both sides adopts the high brightness White LED.There is paddle-tumble PC shell 2 inside, and in order to fixing lamp plate 1, seal gasket 5 and blanking cover 4 shutoff are adopted in two ends, and power line 6 is arranged on the two ends blanking cover 4, are divided into input, output lead, and power line 6 is a water joint.Aluminium alloy base 3 is used for using with building is fixing.
Above-mentioned every group of LED lamp all gone here and there a control circuit 11, and the control circuit 11 of every group of LED lamp and series connection thereof is parallel-connected on the power supply 12 more then.Power supply 12 adopts the DC24V power supply, control circuit 11 mainly comprises adjustable resistance 11-2 and the constant-current source 11-1 that is cascaded, each adjustable resistance 11-2 all has independent switch control, by regulating the resistance of adjustable resistance 11-1, the electric current that changes every group of LED lamp is realized brightness regulation, send out the LED lamp group of different-colour and send the light of different brightness, carry out just can obtaining the light that colour temperature is 2700K～6000K behind the mixed light, reach the purpose that the utility model is regulated colour temperature.
Above-mentioned LED lamp power is external Switching Power Supply, voltage 24V, and the brightness of using switch 7 to change LED realizes the colour temperature adjusting.The light fixture general power is 3W.
Embodiment 3. lamp plates 1 are made up of 108 LEDs, every group of 36 lamps.The light fixture general power is 9W, and the colour temperature of lamp luminescence is at 2700K～6000K.Identical among other modes and the embodiment 1.
Embodiment 4. lamp plates 1 are made up of 144 LEDs, every group of 48 lamps.The light fixture general power is 12W, and the colour temperature of lamp luminescence is at 2700K～6000K.Identical among other modes and the embodiment 1.
The LED light fixture that 5. colour temperatures of embodiment are adjustable comprises lamp plate 1, PC shell 2, aluminium alloy base 3, blanking cover 4, sealing ring 5 and power line 6, is linear array 36 LED lamp on the lamp plate 1, and the LED lamp is equally divided into 3 groups, every group 12 LED lamp.Wherein first group of LED lamp adopts the high brightness red LED, and second group of LED lamp adopts the high brightness green LED, and the 3rd group of LED lamp adopts high-brightness blue LED.There is paddle-tumble PC shell 2 inside, and in order to fixing lamp plate 1, seal gasket 5 and blanking cover 4 shutoff are adopted in two ends, and power supply input, output lead are arranged respectively on the two ends blanking cover 4, constitute power line 6, and power line 6 is a water joint.Aluminium alloy base 3 is used for using with building is fixing.
Above-mentioned every group of LED lamp all gone here and there a control circuit 11, and then is parallel-connected on the power supply 12.Power supply 12 adopts the DC24V power supply, control circuit 11 mainly comprises adjustable resistance 11-2 and the constant-current source 11-1 that is cascaded, each adjustable resistance 11-2 all has independent switch control, by regulating the resistance of adjustable resistance 11-1, the electric current that changes every group of LED lamp is realized brightness regulation, sends out the LED lamp group of different-colour and sends the light of different brightness, carries out just can obtaining behind the mixed light light of different-colour,, the colour temperature of lamp luminescence is between 2000K～9000K.So just can reach the utility model and regulate the purpose of colour temperature.
Above-mentioned lamp plate 1 is made up of 36 LEDs, and light emitting diode is linear and is distributed on the lamp plate, selects high-brightness LED for use.
Above-mentioned LED lamp power is external Switching Power Supply, voltage 24V, and the brightness of using switch 7 to change LED realizes the colour temperature adjusting.The light fixture general power is 3W.
Embodiment 6. lamp plates 1 are made up of 72 LEDs, and the light fixture general power is 6W, and the colour temperature of lamp luminescence is between 2000K～9000K.Identical among other modes and the embodiment 5.
Embodiment 7. lamp plates 1 are made up of 108 LEDs, and the light fixture general power is 9W, and the colour temperature of lamp luminescence is between 2000K～9000K.Identical among other modes and the embodiment 5.
It is light source that the utility model adopts light emitting diode (LED), full-closed structure, and it has light and handy convenience, water-tight, corrosion preventive and strength, led light source, energy savings, the life-span is long, good characteristics such as environmental protection.
The utility model adopts closed structure, avoids water to the erosion of element; LED is as light source, and it is low to consume energy, and it is few to produce heat; It has light and handy convenience, water-tight, and led light source has energy savings, and the life-span is long, and the good characteristics such as environmental protection are highly suitable for the decoration in the places such as museum, lounge, restaurant, mansion, club, square.
Claims (4)
1. LED light fixture that colour temperature is adjustable, comprise LED lamp plate (1), lamp housing (2) and drive circuit, it is characterized in that having paddle-tumble to be used for fixing lamp plate (1) in described lamp housing (2) chamber, two ends adopt seal gasket (5) and plug (4) to be used for waterproof, fix with 2 bolts (8) between plug (4) and the lamp housing (2), on described LED lamp plate (1), on same horizontal level, be linear placement 36,72,108 or 144 LED lamp (9), the LED lamp is divided into 3 groups, every group of LED lamp is made of the LED of the light of sending out colour temperature identical, LED between the different LED lamp group sends the light of different-colour, be connected in parallel between the described LED lamp group, every group all is in series with a drive circuit, and described drive circuit is by resistance, electric capacity, adjustable resistance and switch are formed, and the operating voltage of drive circuit is DC24V.
2. the LED light fixture that colour temperature according to claim 1 is adjustable is characterized in that LED between the different LED lamp group sends the colour temperature of light of different-colour between 2700K-9300K.
3. the LED light fixture that colour temperature according to claim 1 is adjustable is characterized in that described LED light fixture general power is 3W-12W.
4. the LED light fixture that colour temperature according to claim 1 is adjustable is characterized in that described power supply (12) is external Switching Power Supply, and control element is installed in lamp interior, by the control of switch (7) enforcement to colour temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201698104U CN201517705U (en) | 2008-11-26 | 2009-08-05 | LED lamp fitting with adjustable color temperature |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820220055.3 | 2008-11-26 | ||
| CN2009201698104U CN201517705U (en) | 2008-11-26 | 2009-08-05 | LED lamp fitting with adjustable color temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201517705U true CN201517705U (en) | 2010-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201698104U Expired - Lifetime CN201517705U (en) | 2008-11-26 | 2009-08-05 | LED lamp fitting with adjustable color temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201517705U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345808A (en) * | 2010-08-04 | 2012-02-08 | 富士迈半导体精密工业（上海）有限公司 | Light emitting diode (LED) illumination device |
| CN102345806A (en) * | 2010-08-04 | 2012-02-08 | 富士迈半导体精密工业（上海）有限公司 | LED (light emitting diode) illumination device |
| CN102665342A (en) * | 2012-05-05 | 2012-09-12 | 无锡捷威电子有限公司 | Light emitting diode (LED) indoor lighting device with the functions of dimming and toning |
| CN104023450A (en) * | 2014-06-19 | 2014-09-03 | 电子科技大学 | Multichannel LED drive circuit |
| CN104023450B (en) * | 2014-06-19 | 2016-11-30 | 电子科技大学 | A kind of multi-channel LED drive circuit |
-
2009
- 2009-08-05 CN CN2009201698104U patent/CN201517705U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345808A (en) * | 2010-08-04 | 2012-02-08 | 富士迈半导体精密工业（上海）有限公司 | Light emitting diode (LED) illumination device |
| CN102345806A (en) * | 2010-08-04 | 2012-02-08 | 富士迈半导体精密工业（上海）有限公司 | LED (light emitting diode) illumination device |
| CN102665342A (en) * | 2012-05-05 | 2012-09-12 | 无锡捷威电子有限公司 | Light emitting diode (LED) indoor lighting device with the functions of dimming and toning |
| CN104023450A (en) * | 2014-06-19 | 2014-09-03 | 电子科技大学 | Multichannel LED drive circuit |
| CN104023450B (en) * | 2014-06-19 | 2016-11-30 | 电子科技大学 | A kind of multi-channel LED drive circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100630 |
|
| CX01 | Expiry of patent term |