CN208924541U - The LED lamp of adjustable color temperature - Google Patents
The LED lamp of adjustable color temperature Download PDFInfo
- Publication number
- CN208924541U CN208924541U CN201821385386.2U CN201821385386U CN208924541U CN 208924541 U CN208924541 U CN 208924541U CN 201821385386 U CN201821385386 U CN 201821385386U CN 208924541 U CN208924541 U CN 208924541U
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- China
- Prior art keywords
- led lamp
- lamp bead
- colour led
- warm
- cool
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Abstract
The utility model relates to field of illumination lamp technology, more particularly to a kind of LED lamp of adjustable color temperature, including temperature sensor, several concatenated warm colour LED lamp beads, several concatenated cool colour LED lamp beads and control unit, described control unit includes controller, variable resistance and driving device, the warm colour LED lamp bead and the cool colour LED lamp bead are in parallel with the variable resistance, the input terminal of the warm colour LED lamp bead and the cool colour LED lamp bead is slidably connected with the variable resistance respectively, the driving device is connect with the input terminal of the warm colour LED lamp bead and the cool colour LED lamp bead.The signal that controller is fed back according to temperature sensor, it controls driving device and adjusts the position of warm colour lamp LED pearl and cool colour LED lamp bead two-way lamp bead input terminal in variable resistance, change the partial pressure of two-way lamp bead in circuit, to change the size of current of two-way lamp bead circuit, the brightness of two-way lamp bead is adjusted, to achieve the purpose that adjust whole colour temperature.
Description
Technical field
The utility model relates to field of illumination lamp technology, more particularly to a kind of LED lamp of adjustable color temperature.
Background technique
Colour temperature is the index for indicating that light source light spectrum quality is most general, is to define by absolute black body, the radiation of light source exists
When visual field is identical with the radiation of absolute black body, the temperature of black matrix just claims the colour temperature of this light source at this time.Low color temperature light source
It is characterized in Energy distribution, opposite say of red radiation wants more, gives steady, warm feeling, commonly referred to as " warm light "；Color
After temperature improves, in Energy distribution, the ratio of indigo plant radiation increases, and gives chilly feeling, commonly referred to as " cold light ".
LED light is due to the advantages that its luminous efficiency is high, energy-saving effect is good, long service life, in people's daily life
It is widely applied.Then, existing LED lamp light source is unique, and a lamps and lanterns are typically only capable to be emitted a kind of light beam of colour temperature, and with
Living standard improves, and people propose further demand to lamps and lanterns colour temperature, not such as Various Seasonal, different periods environment temperature
With needs, different lamps and lanterns colour temperatures is to meet diversified demand.Obviously conventional monochromatic warm lamps and lanterns are unable to satisfy existing LED lamp
This demand.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, and a kind of LED lamp of adjustable color temperature is provided,
It drives the position of warm colour lamp LED pearl and cool colour LED lamp bead two-way lamp bead input terminal in variable resistance by driving device,
The size with the concatenated variable resistance of two-way lamp bead is adjusted, to change the size of current of two-way lamp bead circuit, changes two-way
The brightness of lamp bead, to achieve the effect that adjust whole colour temperature.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of LED lamp of adjustable color temperature, packet
Include temperature sensor, several concatenated warm colour LED lamp beads, several concatenated cool colour LED lamp beads and control unit, the control
Unit processed includes controller, variable resistance and driving device, the warm colour LED lamp bead and the cool colour LED lamp bead with it is described
Variable resistance is in parallel, and the input terminal of the warm colour LED lamp bead and the cool colour LED lamp bead is sliding with the variable resistance respectively
Dynamic connection, the driving device are connect with the input terminal of the warm colour LED lamp bead and the cool colour LED lamp bead, the controller
It is electrically connected with the temperature sensor and the driving device.
The colour temperature of the cool colour LED lamp bead is 6000K~9000K, the colour temperature of the warm colour LED lamp bead be 2000K~
3000K。
The cool colour LED lamp bead and the warm colour LED lamp bead are arranged in a matrix respectively, the cool colour LED lamp bead and described
Warm colour LED lamp bead is staggered by row and/or column.
The cool colour LED lamp bead and the warm colour LED lamp bead are arranged together in two rows or two column.
It further include radiator.
The beneficial effects of the utility model are: a kind of LED lamp of adjustable color temperature, including temperature sensor, several
Concatenated warm colour LED lamp bead, several concatenated cool colour LED lamp beads and control unit, described control unit includes controller, can
Variohm and driving device, the warm colour LED lamp bead and the cool colour LED lamp bead are in parallel with the variable resistance, described
The input terminal of warm colour LED lamp bead and the cool colour LED lamp bead is slidably connected with the variable resistance respectively, the driving device
It is connect with the input terminal of the warm colour LED lamp bead and the cool colour LED lamp bead, the controller and the temperature sensor and institute
State driving device electrical connection.The signal that controller is fed back according to temperature sensor, control driving device adjust warm colour lamp LED pearl and
Position of the cool colour LED lamp bead two-way lamp bead input terminal in variable resistance changes the partial pressure of two-way lamp bead in circuit, thus
Change the size of current of two-way lamp bead circuit, adjust the brightness of two-way lamp bead, to achieve the purpose that adjust whole colour temperature.
Detailed description of the invention
Fig. 1 is the circuit diagram of the LED lamp of the utility model adjustable color temperature.
Fig. 2 is the colour temperature adjusts circui figure of the LED lamp of the utility model adjustable color temperature.
Fig. 3 is the arrangement schematic diagram of the utility model two-way lamp bead.
Description of symbols:
1 --- temperature sensor 2 --- warm colour LED lamp bead
3 --- cool colour LED lamp bead 4 --- controllers
5 --- variable resistance 6 --- driving devices
7 --- radiator.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, is not that this is practical
Novel practical range limited to this.
As shown in Fig. 1, Fig. 2 and Fig. 3, the LED lamp of the adjustable color temperature of the present embodiment, including it is temperature sensor 1, several
A concatenated warm colour LED lamp bead 2, several concatenated cool colour LED lamp beads 3 and control unit, described control unit include control
Device 4, variable resistance 5 and driving device 6, the warm colour LED lamp bead 2 and the cool colour LED lamp bead 3 and the variable resistance
5 is in parallel, and the input terminal of the warm colour LED lamp bead 2 and the cool colour LED lamp bead 3 is slided with the variable resistance 5 respectively to be connected
It connects, the driving device 6 is connect with the input terminal of the warm colour LED lamp bead 2 and the cool colour LED lamp bead 3, the controller 4
It is electrically connected with the temperature sensor 1 and the driving device 6.
Working principle of the utility model is: ambient temperature signal is passed to controller 4 by temperature sensor 1, control
Device 4 controls driving device 6 and acts, and driving device 6 adjusts warm colour lamp LED pearl 2 and 3 two-way lamp bead input terminal of cool colour LED lamp bead exists
Position in variable resistance 5 changes two-way to change the size of variable resistance 5 Yu two-way lamp bead series-connected partial resistor
The partial pressure of lamp bead in circuit, so that the electric current for changing two-way lamp bead circuit is big according to the temperature signal that temperature sensor 1 is fed back
It is small, the brightness of two-way lamp bead is adjusted, to achieve the purpose that adjust whole colour temperature.
Colour temperature is photochromic partially red in 3300K, is warm colour light, it is cool colour light that colour temperature is photochromic partially blue in 6000K or more, described cold
The colour temperature of color LED lamp bead 3 is 6000K~9000K, and the colour temperature of the warm colour LED lamp bead 2 is 2000K~3000K.
In order to improve illuminating effect, the cool colour LED lamp bead 3 and the warm colour LED lamp bead 2 are arranged in a matrix respectively, institute
Cool colour LED lamp bead 3 and the warm colour LED lamp bead 2 is stated to be staggered by row and/or column；The cool colour LED lamp bead 3 and described warm
Color LED lamp bead 2 is arranged together in two rows or two column, and cool colour LED lamp bead 3 described in every row or each column and the warm colour LED lamp bead 2 are handed over
Mistake arrangement.
Further include radiator 7, facilitates the heat generated in the lighting process of warm colour LED lamp bead and cool colour LED lamp bead
Scatter and disappear.
Finally it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail referring to preferred embodiment to the utility model, this field it is general
Lead to it will be appreciated by the skilled person that can be with the technical solution of the present invention is modified or equivalently replaced, without departing from this
The spirit and scope of utility model technical solution.
Claims (5)
1. the LED lamp of adjustable color temperature, it is characterised in that: including temperature sensor (1), several concatenated warm colour LED light
Pearl (2), several concatenated cool colour LED lamp beads (3) and control unit, described control unit include controller (4), variable resistance
Device (5) and driving device (6), the warm colour LED lamp bead (2) and the cool colour LED lamp bead (3) and the variable resistance (5)
The input terminal of parallel connection, the warm colour LED lamp bead (2) and the cool colour LED lamp bead (3) is sliding with the variable resistance (5) respectively
Dynamic connection, the driving device (6) connect with the input terminal of the warm colour LED lamp bead (2) and the cool colour LED lamp bead (3), institute
Controller (4) is stated to be electrically connected with the temperature sensor (1) and the driving device (6).
2. the LED lamp of adjustable color temperature according to claim 1, it is characterised in that: the cool colour LED lamp bead (3)
Colour temperature is 6000K~9000K, and the colour temperature of the warm colour LED lamp bead (2) is 2000K~3000K.
3. the LED lamp of adjustable color temperature according to claim 1, it is characterised in that: the cool colour LED lamp bead (3) and
The warm colour LED lamp bead (2) is arranged in a matrix respectively, and the cool colour LED lamp bead (3) and the warm colour LED lamp bead (2) are by row
And/or column are staggered.
4. the LED lamp of adjustable color temperature according to claim 1, it is characterised in that: the cool colour LED lamp bead (3) and
The warm colour LED lamp bead (2) is arranged together in two rows or two column, cool colour LED lamp bead (3) and the warm colour described in every row or each column
LED lamp bead (2) is staggered.
5. the LED lamp of adjustable color temperature according to claim 1, it is characterised in that: further include radiator (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821385386.2U CN208924541U (en) | 2018-08-27 | 2018-08-27 | The LED lamp of adjustable color temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821385386.2U CN208924541U (en) | 2018-08-27 | 2018-08-27 | The LED lamp of adjustable color temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208924541U true CN208924541U (en) | 2019-05-31 |
Family
ID=66704260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821385386.2U Active CN208924541U (en) | 2018-08-27 | 2018-08-27 | The LED lamp of adjustable color temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208924541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909631A (en) * | 2021-02-09 | 2022-08-16 | 金龙照明股份有限公司 | Lighting device capable of changing illumination angle and color temperature by adjusting luminous intensity |
-
2018
- 2018-08-27 CN CN201821385386.2U patent/CN208924541U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909631A (en) * | 2021-02-09 | 2022-08-16 | 金龙照明股份有限公司 | Lighting device capable of changing illumination angle and color temperature by adjusting luminous intensity |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 441400 Crystal Industry City, Yicheng Technology Development Zone, Xiangyang City, Hubei Province Patentee after: Xiangyang Ouqi Lighting Electrical Appliances Co., Ltd. Address before: 441400 Crystal Industry City, Yicheng Technology Development Zone, Xiangyang City, Hubei Province Patentee before: Yicheng Xiakou Crystal Lighting Co. Ltd. |