CN215893797U - Lighting lamp color temperature detection device - Google Patents
Lighting lamp color temperature detection device Download PDFInfo
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- CN215893797U CN215893797U CN202121783988.5U CN202121783988U CN215893797U CN 215893797 U CN215893797 U CN 215893797U CN 202121783988 U CN202121783988 U CN 202121783988U CN 215893797 U CN215893797 U CN 215893797U
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- luminous body
- control processor
- frequency modulator
- lamp
- current frequency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses a color temperature detection device of an illumination lamp, which comprises a lamp body consisting of an installation disc, a lamp shell and a luminous body, wherein the luminous body is arranged in the middle of the lower surface of the installation disc, a control processor, a circuit board, a current frequency modulator, a temperature sensor and a cold-warm switching chip are arranged in the installation disc and the lamp shell, the circuit board, the current frequency modulator, the cold-warm switching chip and the luminous body are sequentially connected in series in the lamp body, the control processor is connected in parallel with the current frequency modulator and the cold-warm switching chip and connected in series with the temperature sensor, a critical temperature value matched with the temperature sensor is arranged in the control processor, and the control processor controls the current value input into the luminous body through the current frequency modulator. The utility model carries out real-time color temperature detection on the lamp, plays a role of protecting the lamp, and automatically adjusts the luminous intensity of the lamp by using the color temperature data in the detection process.
Description
Technical Field
The utility model relates to the technical field of lighting lamps, in particular to a lighting lamp color temperature detection device.
Background
The lamp is a general term for lighting tools, and refers to an apparatus capable of transmitting light, distributing and changing light distribution of a light source, and comprises all parts except the light source, which are required for fixing and protecting the light source, and line accessories necessary for connecting with a power supply, particularly for traffic lamps, such as an LED lamp in a tunnel, a high-pressure sodium lamp, a street lamp, various landscape lamps, an emergency lamp, an emergency evacuation lamp and the like.
In incandescent bulbs or energy saving lamps, after the lamp is powered on, a certain degree of high temperature is generated outside the lamp, which is commonly called color temperature, wherein the color temperature is a metering unit indicating that light rays contain color components, theoretically, the temperature of a black body refers to the color of an absolute black body after the absolute black body is heated from absolute zero (-273 ℃), after the black body is heated, the black body gradually turns red, turns yellow and white, finally emits blue light, when the black body is heated to a certain temperature, the spectral components contained in the light emitted by the black body are called the color temperature at the certain temperature, the metering unit is 'K', if the light emitted by a certain light source is the same as the spectral components contained in the light emitted by the black body at the certain temperature, the color temperature is called the color temperature of the certain K, and the color temperature of the black body is (273+ absolute black body temperature).
For the traffic light used at present, the traffic light is only used as a common signal light, but for the lighting light in expressways, landscape lighting and some large-scale activity places, the light is turned on for a long time, and the color temperature is gradually increased along with the passage of time, so that the problem that the circuit of the light is affected and even the circuit is burnt out exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a color temperature detection device for an illumination lamp.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a color temperature detection device for an illumination lamp comprises a lamp body consisting of an installation disc, a lamp shell and a luminous body, wherein the luminous body is arranged in the middle of the lower surface of the installation disc, a control processor, a circuit board, a current frequency modulator, a temperature sensor and a cold-warm switching chip are arranged in the installation disc and the lamp shell, the circuit board, the current frequency modulator, the cold-warm switching chip and the luminous body are sequentially connected in series in the lamp body, the control processor is connected in parallel with the current frequency modulator and the cold-warm switching chip, and the control processor is connected in series with the temperature sensor;
the control processor is internally provided with a critical temperature value matched with the temperature sensor, controls the current value input into the luminous body through the current frequency modulator, and controls the color tone of the luminous body through the cold-warm switching chip.
Preferably, the mode of controlling the current frequency modulator and the cooling and heating switching chip by the control processor is divided into the following modes:
a: the current frequency modulator does not change the input current value of the luminous body, and the cold-warm switching chip changes the tone of the luminous body;
b: the current frequency modulator changes the input current value of the luminous body, and the cold-warm switching chip does not change the tone of the luminous body;
c: the current frequency modulator changes the input current value of the luminous body, and the cold-warm switching chip also changes the color tone of the luminous body.
Preferably, the outside of luminous body is provided with the thermal-arrest cover of mounting disc fixed connection, the thermal-arrest cover is round platform form, temperature sensor installs the circumference outer wall upper end position at the thermal-arrest cover.
Preferably, the control processor is connected with the mounting disc through a fixing screw.
The utility model provides a color temperature detection device of an illumination lamp, which has the beneficial effects that:
1. in the device, the temperature sensor is used for detecting the temperature inside the lamp in real time, the color temperature data inside the lamp is calculated in real time in a reverse calculation mode, and the color temperature of a luminous body inside the lamp is adjusted on the basis of the color temperature data, so that the function of protecting the lamp is achieved;
2. in the process of adjusting the color temperature of the luminous body, three groups of control modes are carried out by two electronic elements of a current frequency modulator and a cold-warm switching chip, so that the effect of intelligent control and adjustment can be achieved.
Drawings
Fig. 1 is an operation block diagram of a color temperature detection device for an illumination lamp according to the present invention;
FIG. 2 is a schematic structural diagram of a color temperature detection device for an illumination lamp according to the present invention
Fig. 3 is a schematic structural diagram of an installation plate component of a color temperature detection device of an illumination lamp according to the present invention.
In the figure: 1. mounting a disc; 2. a lamp housing; 3. a circuit board; 4. a heat collection cover; 5. a control processor; 6. a light emitter; 7. a temperature sensor; 8. a current frequency modulator; 9. a cold-warm switching chip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a lighting lamp color temperature detection device comprises a lamp body composed of a mounting disc 1, a lamp housing 2 and a luminous body 6, and is characterized in that the luminous body 6 is arranged in the middle of the lower surface of the mounting disc 1, a control processor 5, a circuit board 3, a current frequency modulator 8, a temperature sensor 7 and a cooling and heating switching chip 9 are arranged in the mounting disc 1 and the lamp housing 2, the circuit board 3, the current frequency modulator 8, the cooling and heating switching chip 9 and the luminous body 6 are connected in series in the lamp body in sequence, the control processor 5 is connected in parallel with the current frequency modulator 8 and the cooling and heating switching chip 9, and the control processor 5 is connected in series with the temperature sensor 7;
the control processor 5 is provided with a critical temperature value matched with the temperature sensor 7, the control processor 5 controls the current value input into the luminous body 6 through the current frequency modulator 8, the control processor 5 controls the color tone of the luminous body 6 through the cold-warm switching chip 9, and the mode that the control processor 5 controls the current frequency modulator 8 and the cold-warm switching chip 9 is divided into the following modes:
a: the current frequency modulator 8 does not change the input current value of the luminous body 6, and the cold-warm switching chip 9 changes the color tone of the luminous body 6;
b: the current frequency modulator 8 changes the input current value of the luminous body 6, and the cold-warm switching chip 9 does not change the color tone of the luminous body 6;
c: the current frequency modulator 8 changes the input current value of the light-emitting body 6, and the cold-warm switching chip 9 also changes the color tone of the light-emitting body 6.
The external portion of luminous body 6 is provided with the thermal-arrest cover 4 of mounting disc 1 fixed connection, and thermal-arrest cover 4 is the round platform form, and temperature sensor 7 installs in the circumference outer wall upper end position of thermal-arrest cover 4, and control processor 5 is connected through set screw and between the mounting disc 1.
In the using process, firstly, a control processor 5, a current frequency modulator 8 and a cold-warm switching chip 9 are installed in a good lamp body in advance through fixing screws, then a heat collecting cover 4 is installed outside a light-emitting body 6 in the lamp body, finally a temperature sensor 7 is installed outside the heat collecting cover 4, the control processor 5, the current frequency modulator 8, the cold-warm switching chip 9 and the light-emitting body 6 are connected in series in sequence, the control processor 5, the current frequency modulator 8 and the cold-warm switching chip 9 are connected in parallel, and the control processor 5 and the temperature sensor 7 are connected in series;
under the power-on state, the luminous body 6 emits strong light and generates temperature, the temperature sensor 7 senses the temperature change of the luminous body 6, and the color temperature data of the luminous body 6 is calculated through reverse calculation;
in this state, when the temperature change at the light emitting body 6 exceeds the critical temperature value, the current frequency modulator 8 and the cooling/heating switching chip 9 are used for controlling and adjusting in the following manner:
1: the input current of the luminous body 6 is reduced through the current frequency modulator 8, and the cold-warm switching chip 9 is unchanged;
2: the current frequency modulator 8 does not change the input current, and the cold-warm switching chip 9 switches the color tone of the luminous body 6;
3: even when the input current to the light emitting body 6 is reduced by the current frequency modulator 8, the color tone of the light emitting body 6 may be switched by the cooling/heating switching chip 9.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (4)
1. A color temperature detection device of an illumination lamp comprises a lamp body consisting of a mounting disc (1), a lamp shell (2) and a luminous body (6), and is characterized in that the luminous body (6) is arranged in the middle of the lower surface of the mounting disc (1), a control processor (5), a circuit board (3), a current frequency modulator (8), a temperature sensor (7) and a cooling and heating switching chip (9) are arranged in the mounting disc (1) and the lamp shell (2) in the inner positions, the lamp body is connected in series according to the sequence of the circuit board (3), the current frequency modulator (8), the cooling and heating switching chip (9) and the luminous body (6), the control processor (5), the current frequency modulator (8) and the cooling and heating switching chip (9) are connected in parallel, and the control processor (5) and the temperature sensor (7) are connected in series;
the control processor (5) is internally provided with a critical temperature value matched with the temperature sensor (7), the control processor (5) controls the current value input into the luminous body (6) through the current frequency modulator (8), and the control processor (5) controls the color tone of the luminous body (6) through the cold-warm switching chip (9).
2. The color temperature detecting device of claim 1, wherein the control processor (5) controls the current frequency modulator (8) and the cooling/heating switching chip (9) in the following manners:
a: the current frequency modulator (8) does not change the input current value of the luminous body (6), and the cold-warm switching chip (9) changes the tone of the luminous body (6);
b: the current frequency modulator (8) changes the input current value of the luminous body (6), and the cold-warm switching chip (9) does not change the tone of the luminous body (6);
c: the current frequency modulator (8) changes the input current value of the luminous body (6), and the cold-warm switching chip (9) also changes the color tone of the luminous body (6).
3. The color temperature detection device of the lighting fixture as claimed in claim 1, wherein a heat collection cover (4) fixedly connected with the mounting disc (1) is arranged outside the light emitting body (6), the heat collection cover (4) is in a circular truncated cone shape, and the temperature sensor (7) is mounted at an upper end position of a circumferential outer wall of the heat collection cover (4).
4. The color temperature detecting device of claim 1, wherein the control processor (5) is connected to the mounting plate (1) through a fixing screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121783988.5U CN215893797U (en) | 2021-08-02 | 2021-08-02 | Lighting lamp color temperature detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121783988.5U CN215893797U (en) | 2021-08-02 | 2021-08-02 | Lighting lamp color temperature detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215893797U true CN215893797U (en) | 2022-02-22 |
Family
ID=80343370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121783988.5U Active CN215893797U (en) | 2021-08-02 | 2021-08-02 | Lighting lamp color temperature detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215893797U (en) |
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2021
- 2021-08-02 CN CN202121783988.5U patent/CN215893797U/en active Active
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