CN102128432A - Medical illuminating LED (Light-Emitting Diode) with continuously adjustable color temperature - Google Patents
Medical illuminating LED (Light-Emitting Diode) with continuously adjustable color temperature Download PDFInfo
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- CN102128432A CN102128432A CN 201110075372 CN201110075372A CN102128432A CN 102128432 A CN102128432 A CN 102128432A CN 201110075372 CN201110075372 CN 201110075372 CN 201110075372 A CN201110075372 A CN 201110075372A CN 102128432 A CN102128432 A CN 102128432A
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Abstract
The invention relates to a medical illuminating LED (Light-Emitting Diode) with continuously adjustable color temperature, comprising a substrate, a support fixed on the substrate and a lens fixed on the support, wherein the substrate is provided with a plurality of LED chip circuits, and each LED chip circuit is covered in the lens and respectively comprises a plurality of LED chips connected in series; LED chip circuits comprise an LED chip circuit formed by connecting white light LED chips in series, an LED chip circuit formed by connecting white light LED chips and red light LED chips in series, an LED chip circuit formed by connecting white light LED chips and green light LED chips in series, and an LED chip circuit formed by connecting white light LED chips and blue light LED chips; and the anode and the cathode of each LED chip circuit are respectively provided with an electric joint for connecting an LED constant current driver. The color temperature of the diode provided by the invention can be continuously adjusted.
Description
Technical field
The present invention relates to the light emitting diode that medical illumination is used, relate in particular to the continuously adjustable medical illumination light emitting diode of a kind of colour temperature.
Background technology
Light emitting diode is comparatively extensive because of its energy-saving and environmental protection, its application of characteristics such as pollution-free as third generation lighting source, light emitting diode comprises substrate, be fixed on the support on the substrate and be fixed on lens on the support, substrate is provided with diode chip, as illuminating light emitting diode all is single face light or simple two light, the combination of three light mostly, its send the colour temperature of light non-adjustable or can not regulate continuously, light source shows the photosensitiveness difference and can not be applied to medical illumination that houselights is had relatively high expectations.Using medical lighting system is condition of work and prerequisite necessary in numerous curative activities, and the indoor employed shadowless lamp of hospital surgical, inspecting lamp etc. are to adopt Halogen lamp LED, single colour temperature light emitting diode as lighting source at present.The problem that it exists some designs and uses, as colour temperature can't regulate, temperature rise is too high, center spot place brightness irregularities, power consumption big, show that photosensitiveness is poor, volume big, can not satisfy the vertical-horizontal lamina air flow requirement, should not be in the purification operating room use of high request etc., lighting quality is low influence the doctor to the tissue discriminating.
Summary of the invention
The technical problem that the present invention solves is: carried the continuously adjustable medical illumination lumination of light emitting diode of a kind of colour temperature diode.
Technical scheme of the present invention is: the continuously adjustable medical illumination light emitting diode of a kind of colour temperature, comprise substrate, be fixed on support and the lens that are fixed on the support on the substrate, it is characterized in that, described substrate is provided with a plurality of LED core circuit, each LED core circuit all is housed in the described lens, each LED core circuit comprises the LED tube core of a plurality of series connection respectively, wherein, comprise in a plurality of LED core circuit: be the LED core circuit that the white light LEDs tube core is connected into, the LED core circuit that white light LEDs tube core and red-light LED tube core are connected into, the LED core circuit that white light LEDs tube core and green light LED tube core are connected into, the LED core circuit that white light LEDs tube core and blue-ray LED tube core are connected into, each Light-Emitting Diode die circuitry is just, negative pole is respectively equipped with the electric connection that is used to connect the LED constant-flow driver.
All LED tube cores are array and are arranged on the described substrate.
Red-light LED tube core, the relative middle part that concentrates on array of green light LED tube core with the blue-ray LED tube core.
Be the LED core circuit that the white light LEDs tube core is connected into, the quantity of its white light LEDs tube core is 13; The LED core circuit that described white light LEDs tube core and red-light LED tube core are connected into, the quantity of its white light LEDs tube core are that 9, the quantity of red-light LED tube core are 3; The LED core circuit that described white light LEDs tube core and green light LED tube core are connected into, the quantity of its white light LEDs tube core are that 8, the quantity of green light LED tube core are 4; The LED core circuit that described white light LEDs tube core and blue-ray LED tube core are connected into, the quantity of its white light LEDs tube core are that 10, the quantity of blue-ray LED tube core are 2.
40 white light LEDs tube cores, 3 red-light LED tube cores, 4 green light LED tube cores and 2 rectangular arrays of blue-ray LED tube core are arranged on the described substrate, and this rectangular array is 7 rows, 7 row.
The head of described rectangular array row, tail row, first and tail row all are arranged as the white light LEDs tube core; Red-light LED tube core, the relative middle part that concentrates on rectangular array of green light LED tube core with the blue-ray LED tube core.
Described substrate is provided with temperature sensor.
The quantitative proportion of red LED tube core, green LED tube core, blue-ray LED tube core is 3:4:2.
The invention has the beneficial effects as follows:
1, a plurality of diode chips are connected into a LED core circuit, on substrate, be provided with a plurality of LED core circuit, wherein, comprise in a plurality of LED core circuit: be the LED core circuit that the white light LEDs tube core is connected into, the LED core circuit that white light LEDs tube core and red-light LED tube core are connected into, the LED core circuit that white light LEDs tube core and green light LED tube core are connected into, the LED core circuit that white light LEDs tube core and blue-ray LED tube core are connected into, each Light-Emitting Diode die circuitry just, negative pole is respectively equipped with the electric connection that is used to connect the LED constant-flow driver, the electric connection of each Light-Emitting Diode die circuitry positive pole is electrically connected with the positive pole of LED constant-flow driver, the electric connection of each Light-Emitting Diode die circuitry negative pole is connected with the negative electricity of LED constant-flow driver, the LED constant-flow driver can provide the electric current that changes respectively to each light-emitting diode tube core circuit, make each light-emitting diode tube core circuit produce different brightness, thereby realize the colour temperature of diode is adjusted continuously.
2, the LED tube core is array and is arranged on the substrate, makes diode can launch the equally distributed light of brightness.
3, red-light LED tube core, the relative middle part that concentrates on array with the blue-ray LED tube core of green light LED tube core make it possible to launch the equally distributed light of colour temperature.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is the rectangular structural representation that is arranged on the substrate of LED tube core;
Fig. 4 LED core circuit diagram.
Among the figure, 1 is substrate, and 2 is support, 3 is lens, 4 is the LED core circuit that white light tube core and ruddiness tube core are connected into, and 5 is the LED core circuit that white light tube core and green glow tube core are connected into, and 6 is the LED core circuit that white light tube core and blue light tube core are connected into, the 7 LED core circuit that are connected into for the white light tube core, 8 is four-way LED constant-flow driver, and 9 is temperature sensor, and W is the white light tube core, R is the ruddiness tube core, and B is the blue light tube core.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples:
Referring to Fig. 1～Fig. 4, the continuously adjustable medical illumination light emitting diode of a kind of colour temperature, comprise substrate 1, be fixed on support and the lens 3 that are fixed on the support 2 on the substrate 1, substrate 1 is provided with four LED core circuit, that is: the LED core circuit 4, LED core circuit 5, LED core circuit 6, LED core circuit 7, each LED core circuit all is housed in the lens 3, each LED core circuit comprises the LED tube core of a plurality of series connection respectively, and each Light-Emitting Diode die circuitry just, negative pole is respectively equipped with the electric connection that is used to connect four-way LED constant-flow driver 8.Wherein: 9 white light LEDs tube cores and 3 red-light LED tube cores are connected into LED core circuit 4,8 white light LEDs tube cores and 4 green light LED tube cores are connected into LED core circuit 5,10 white light LEDs tube cores and 2 blue-ray LED tube cores are connected into 6,13 white light LEDs tube cores of LED core circuit and are connected into LED core circuit 7.The quantitative proportion of red LED tube core, green LED tube core, blue-ray LED tube core is 3:4:2.40 white light LEDs tube cores, 3 red-light LED tube cores, 4 green light LED tube cores and 2 rectangular arrays of blue-ray LED tube core are arranged on the substrate, and this rectangular array is 7 rows, 7 row.The head of rectangular array row, tail row, first and tail row all are arranged as the white light LEDs tube core; Red-light LED tube core, the relative middle part that concentrates on rectangular array with the blue-ray LED tube core of green light LED tube core, the spacing between each adjacent LED tube core equates.Substrate 1 is provided with temperature sensor 9, the heat that the work energy of LED tube core is produced when transforming luminous energy is transmitted to and causes temperature sensor 9 variations in temperature on the substrate 1, along with temperature sensor 9 variations in temperature cause the resistance change of temperature sensor 9, calculate temperature on the substrate 1 by the ohmer of light emitting diode external detection system detected temperatures sensor 9.
LED core circuit 4 is to connect like this: the negative pole of white light LEDs tube core W1 is connected with the positive pole of white light LEDs tube core W2, the negative pole of white light LEDs tube core W2 is connected with the positive pole of red-light LED tube core R1, the negative pole of red-light LED tube core R1 is connected with the positive pole of red-light LED tube core R2, the negative pole of red-light LED tube core R2 is connected with the positive pole of red-light LED tube core R3, the negative pole of red-light LED tube core R3 is connected with the positive pole of white light LEDs tube core W3, the negative pole of white light LEDs tube core W3 is connected with the positive pole of white light LEDs tube core W4, the negative pole of white light LEDs tube core W4 is connected with the positive pole of white light LEDs tube core W5, the negative pole of white light LEDs tube core W5 is connected with the positive pole of white light LEDs tube core W6, the negative pole of white light LEDs tube core W6 is connected with the positive pole of white light LEDs tube core W7, the negative pole of white light LEDs tube core W7 is connected with the positive pole of white light LEDs tube core W8, the negative pole of white light LEDs tube core W8 is connected with the positive pole of white light LEDs tube core W9, the positive pole of white light LEDs tube core W1 is connected by the anodal V1+ of electric connection with a passage of four-way LED constant-flow driver 8, and the negative pole of white light LEDs tube core W9 is connected with the negative pole V1-of a passage of four-way LED constant-flow driver 8.
LED core circuit 5 is to connect like this: the negative pole of white light LEDs tube core W10 is connected with the positive pole of white light LEDs tube core W11, the negative pole of white light LEDs tube core W11 is connected with the positive pole of green light LED tube core G1, the negative pole of green light LED tube core G1 is connected with the positive pole of green light LED tube core G2, the negative pole of green light LED tube core G2 is connected with the positive pole of green light LED tube core G3, the negative pole of green light LED tube core G3 is connected with the positive pole of green light LED tube core G4, the negative pole of green light LED tube core G4 is connected with the positive pole of white light LEDs tube core W12, the negative pole of white light LEDs tube core W12 is connected with the positive pole of white light LEDs tube core W13, the negative pole of white light LEDs tube core W13 is connected with the positive pole of white light LEDs tube core W14, the negative pole of white light LEDs tube core W14 is connected with the positive pole of white light LEDs tube core W15, the negative pole of white light LEDs tube core W15 is connected with the positive pole of white light LEDs tube core W16, the negative pole of white light LEDs tube core W16 is connected with the positive pole of white light LEDs tube core W17, the positive pole of white light LEDs tube core W10 is connected by the anodal V2+ of electric connection with a passage of four-way LED constant-flow driver 8, and the negative pole of white light LEDs tube core W17 is connected with the negative pole V2-of a passage of four-way LED constant-flow driver 8.
LED core circuit 6 is to connect like this: the negative pole of white light LEDs tube core W18 is connected with the positive pole of white light LEDs tube core W19, the negative pole of white light LEDs tube core W19 is connected with the positive pole of blue-ray LED tube core B1, the negative pole of blue-ray LED tube core B1 is connected with the positive pole of blue-ray LED tube core B2, the negative pole of blue-ray LED tube core B2 is connected with positive pole with white light LEDs tube core W20, the negative pole of white light LEDs tube core W20 is connected with the positive pole of white light LEDs tube core W21, the negative pole of white light LEDs tube core W21 is connected with the positive pole of white light LEDs tube core W22, the negative pole of white light LEDs tube core W22 is connected with the positive pole of white light LEDs tube core W23, the negative pole of white light LEDs tube core W23 is connected with the positive pole of white light LEDs tube core W24, the negative pole of white light LEDs tube core W24 is connected with the positive pole of white light LEDs tube core W25, the negative pole of white light LEDs tube core W25 is connected with the positive pole of white light LEDs tube core W26, white light LEDs tube core W26 negative pole is connected with the positive pole of white light LEDs tube core W27, the positive pole of white light LEDs tube core W18 is connected by the anodal V3+ of electric connection with a passage of four-way LED constant-flow driver 8, and the negative pole of white light LEDs tube core W27 is connected with the negative pole V3-of a passage of four-way LED constant-flow driver 8.
LED core circuit 7 is to connect like this: the negative pole of white light LEDs tube core W28 is connected with the positive pole of white light LEDs tube core W29, the negative pole of white light LEDs tube core W29 is connected with the positive pole of white light LEDs tube core W30, the negative pole of white light LEDs tube core W30 is connected with the positive pole of white light LEDs tube core W31, the negative pole of white light LEDs tube core W31 is connected with the positive pole of white light LEDs tube core W32, the negative pole of white light LEDs tube core W32 is connected with the positive pole of white light LEDs tube core W33, the negative pole of white light LEDs tube core W33 is connected with the positive pole of white light LEDs tube core W34, the negative pole of white light LEDs tube core W34 is connected with the positive pole of white light LEDs tube core W35, the negative pole of white light LEDs tube core W35 is connected with the positive pole of white light LEDs tube core W36, the negative pole of white light LEDs tube core W36 is connected with the positive pole of white light LEDs tube core W37, the negative pole of white light LEDs tube core W37 is connected with the positive pole of white light LEDs tube core W38, the negative pole of white light LEDs tube core W38 is connected with the positive pole of white light LEDs tube core W39, the negative pole of white light LEDs tube core W39 is connected with the positive pole of white light LEDs tube core W40, the positive pole of white light LEDs tube core W28 is connected by the anodal V4+ of electric connection with a passage of four-way LED constant-flow driver 8, and the negative pole of white light LEDs tube core W40 is connected with the negative pole V4-of a passage of four-way LED constant-flow driver 8.
Claims (8)
1. continuously adjustable medical illumination light emitting diode of colour temperature, comprise substrate, be fixed on the support on the substrate and be fixed on lens on the support, it is characterized in that: described substrate is provided with a plurality of LED core circuit, each LED core circuit all is housed in the described lens, each LED core circuit comprises the LED tube core of a plurality of series connection respectively, wherein, comprise in a plurality of LED core circuit:
Be the LED core circuit that the white light LEDs tube core is connected into,
The LED core circuit that white light LEDs tube core and red-light LED tube core are connected into,
The LED core circuit that white light LEDs tube core and green light LED tube core are connected into,
The LED core circuit that white light LEDs tube core and blue-ray LED tube core are connected into,
The positive and negative electrode of each Light-Emitting Diode die circuitry is respectively equipped with the electric connection that is used to connect the LED constant-flow driver.
2. according to the continuously adjustable medical illumination light emitting diode of the described colour temperature of claim 1, it is characterized in that: all LED tube cores are array and are arranged on the described substrate.
3. according to the continuously adjustable medical illumination light emitting diode of the described colour temperature of claim 2, it is characterized in that: red-light LED tube core, the relative middle part that concentrates on array of green light LED tube core with the blue-ray LED tube core.
4. according to the continuously adjustable medical illumination light emitting diode of the described colour temperature of claim 1, it is characterized in that: be the LED core circuit that the white light LEDs tube core is connected into, the quantity of its white light LEDs tube core is 13;
The LED core circuit that described white light LEDs tube core and red-light LED tube core are connected into, the quantity of its white light LEDs tube core are that 9, the quantity of red-light LED tube core are 3;
The LED core circuit that described white light LEDs tube core and green light LED tube core are connected into, the quantity of its white light LEDs tube core are that 8, the quantity of green light LED tube core are 4;
The LED core circuit that described white light LEDs tube core and blue-ray LED tube core are connected into, the quantity of its white light LEDs tube core are that 10, the quantity of blue-ray LED tube core are 2.
5. according to the continuously adjustable medical illumination light emitting diode of the described colour temperature of claim 4, it is characterized in that: 40 white light LEDs tube cores, 3 red-light LED tube cores, 4 green light LED tube cores and 2 rectangular arrays of blue-ray LED tube core are arranged on the described substrate, and this rectangular array is 7 rows, 7 row.
6. according to the continuously adjustable medical illumination light emitting diode of the described colour temperature of claim 5, it is characterized in that: the head of described rectangular array row, tail row, first and tail row all are arranged as the white light LEDs tube core; Red-light LED tube core, the relative middle part that concentrates on rectangular array of green light LED tube core with the blue-ray LED tube core.
7. according to the continuously adjustable medical illumination light emitting diode of the described colour temperature of claim 1, it is characterized in that: described substrate is provided with temperature sensor.
8. according to according to the continuously adjustable medical illumination light emitting diode of the described colour temperature of claim 1, it is characterized in that: the quantitative proportion of red LED tube core, green LED tube core, blue-ray LED tube core is 3:4:2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201110075372 CN102128432A (en) | 2011-03-28 | 2011-03-28 | Medical illuminating LED (Light-Emitting Diode) with continuously adjustable color temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110075372 CN102128432A (en) | 2011-03-28 | 2011-03-28 | Medical illuminating LED (Light-Emitting Diode) with continuously adjustable color temperature |
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| CN102569283A (en) * | 2012-02-09 | 2012-07-11 | 重庆邦桥科技有限公司 | Light-emitting diode |
| CN102595722A (en) * | 2012-02-09 | 2012-07-18 | 重庆邦桥科技有限公司 | Light-emitting diode (LED) color temperature adjusting and controlling device and LED color temperature continuous adjustable control method |
| CN103486462A (en) * | 2012-06-12 | 2014-01-01 | 松下电器产业株式会社 | Lighting device |
| CN104094423A (en) * | 2012-01-31 | 2014-10-08 | 首尔半导体株式会社 | Light emitting diode package |
| CN107505876A (en) * | 2016-05-31 | 2017-12-22 | 成都九十度工业产品设计有限公司 | A kind of control system based on intelligent Medical shadowless lamp equipment |
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Application publication date: 20110720 |