CN208337947U - A kind of multiple light courcess adjuster - Google Patents
A kind of multiple light courcess adjuster Download PDFInfo
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- CN208337947U CN208337947U CN201820855932.8U CN201820855932U CN208337947U CN 208337947 U CN208337947 U CN 208337947U CN 201820855932 U CN201820855932 U CN 201820855932U CN 208337947 U CN208337947 U CN 208337947U
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- light source
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Abstract
The utility model provides a kind of multiple light courcess adjuster, comprising: light modulation chip, light modulation number of chips are two pieces or more；Turn button regulator, turn button regulator include more than two control terminals, and more than two control terminals are electrically connected with the control signal one-to-one correspondence of light modulation chip respectively, control two pieces or more by a turn button regulator and adjust chip；Light source module group, light source module group quantity be it is more than two, light source module group more than two respectively with light modulation chip control output end correspond be electrically connected, pass through one piece of light modulation chip controls one group of light source mould group；Power module, for providing power supply for light modulation chip, light source module group for power rectifier, lifting/voltage reducing.Multiple light courcess adjuster provided by the utility model achievees the purpose that control multiple light sources mould group by a turn button regulator, realize synchronization, the asynchronous adjusting of multiple light sources mould group, smooth dimming effect is realized simultaneously, and user is adjustable to the colour temperature or brightness that need, no stroboscopic.
Description
Technical field
The utility model relates to a kind of multiple light courcess adjusters.
Background technique
Light modulator, English are dimmer, change the luminous flux of light source in lighting device, adjust one kind of illumination level electrically
Device.The purpose of light modulator is to adjust the different brightness of light.Promote the light of mean power by decreasing or increasing RMS voltage
The light output of the varying strength of generation.
But existing light modulator is only capable of that single group light source is adjusted, when need to multiple sets of light sources carry out or asynchronous tune
It when section is to reach different light modulation combined effects, is only realized by multiple light modulators, brings inconvenience to light source adjusting.
Utility model content
In view of the above problems, the utility model provides a kind of multiple light courcess adjuster.
A kind of multiple light courcess adjuster, comprising:
Chip is dimmed, the light modulation number of chips is two pieces or more；
Turn button regulator, the turn button regulator include more than two control terminals, more than two control terminals point
It is not electrically connected with the control signal one-to-one correspondence of the light modulation chip, controls two pieces or more by a turn button regulator and adjust
Chip；
Light source module group, the light source module group quantity be it is more than two, the light source module group more than two respectively with it is described
The control output end for dimming chip corresponds electrical connection, passes through one piece of light modulation chip controls one group of light source mould group；
Power module, for providing power supply for the light modulation chip, light source module group for power rectifier, lifting/voltage reducing.
Preferably, the light modulation chip uses MP24833 LED driver, the VDD foot of the MP24833 LED driver
It is electrically connected with the power module, EN/DIM foot is electrically connected with the control terminal of the turn button regulator, INGND foot ground connection, VSS foot
Floating ground, and be electrically connected with the light source module group.
Preferably, the FB foot of the MP24833 LED driver is electrically connected with the light source module group, to detect the light source
The feedback current of mould group.
Preferably, the SW foot of the MP24833 LED driver is electrically connected by capacitor, resistance with BST foot.
Preferably, the OVP foot floating ground of the MP24833 LED driver, to realize overvoltage protection.
Preferably, the turn button regulator be duplex or more than adjuster.
Multiple light courcess adjuster provided by the utility model reaches control multiple light sources mould group by a turn button regulator
Purpose, realizes synchronization, the asynchronous adjusting of multiple light sources mould group, while realizing smooth dimming effect, and user is adjustable to arrive
The colour temperature or brightness needed, no stroboscopic.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the utility model embodiment circuit diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of multiple light courcess adjuster, comprising:
Chip is dimmed, the light modulation number of chips is two pieces or more, in the present embodiment, and the light modulation number of chips is two
Money is all made of MP24833 LED driver；
Turn button regulator, the turn button regulator include more than two control terminals, more than two control terminals point
It is not electrically connected with the control signal one-to-one correspondence of the light modulation chip, controls two pieces or more by a turn button regulator and adjust
Chip；
Light source module group, the light source module group quantity be it is more than two, the light source module group more than two respectively with it is described
The control output end for dimming chip corresponds electrical connection, passes through one piece of light modulation chip controls one group of light source mould group
Power module, for providing power supply for the light modulation chip, light source module group for power rectifier, lifting/voltage reducing.
As shown in Figure 1, in the present embodiment include two pieces of light modulation chips, be located at Fig. 1 in above light modulation chip (U1,
MP24833 LED driver) for, the VDD foot of the MP24833 LED driver passes through R27 resistance and the power module
Electrical connection, wherein the power module, by C1 capacitor, C3 capacity earth, EN/DIM foot is adjusted by R7 resistance and the knob
The control terminal of device is electrically connected, and INGND foot passes through R28 resistance eutral grounding, VSS foot floating ground, and the electricity for being 1 Ω by four resistance values
4th foot of resistance (R10~R13) and J2 connector is electrically connected with the cathode of the light source module group.
The tune of light modulation chip (U2, the MP24833 LED driver) connection type of lower section and top in Fig. 1 in Fig. 1
Optical chip (U1, MP24833 LED driver) is identical.
In above-described embodiment scheme, when EN/DIM (to VSS) foot voltage rises to 1.36V from 0.67V, LED current will be from
The dimming function of two groups of light source module groups may be implemented by a turn button regulator for 0% to 100% maximum LED current.
As the improvement of above-described embodiment scheme, the FB foot of the MP24833 LED driver and light source module group electricity
Connection, to detect the feedback current of the light source module group.
As the improvement of above-described embodiment scheme, the SW foot of the MP24833 LED driver by capacitor, resistance with
The electrical connection of BST foot.
As the improvement of above-described embodiment scheme, the OVP foot floating ground of the MP24833 LED driver, to realize
Overvoltage protection.
As the improvement of above-described embodiment scheme, the turn button regulator be duplex or more than adjuster, that is, have two
A or above control terminal, to realize colour temperature or brightness required for electrodeless adjustment to user within the specified scope.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of multiple light courcess adjuster, characterized by comprising:
Chip is dimmed, the light modulation number of chips is two pieces or more；
Turn button regulator, the turn button regulator include more than two control terminals, more than two control terminals respectively with
The control signal of the light modulation chip corresponds electrical connection, controls two pieces or more by a turn button regulator and adjusts core
Piece；
Light source module group, the light source module group quantity be it is more than two, the light source module group more than two respectively with the light modulation
The control output end of chip corresponds electrical connection, passes through one piece of light modulation chip controls one group of light source mould group；
Power module, for providing power supply for the light modulation chip, light source module group for power rectifier, lifting/voltage reducing.
2. a kind of multiple light courcess adjuster as described in claim 1, it is characterised in that:
The light modulation chip uses MP24833LED driver, the VDD foot of the MP24833LED driver and the power supply mould
Block electrical connection, EN/DIM foot are electrically connected with the control terminal of the turn button regulator, INGND foot ground connection, VSS foot floating ground, and
It is electrically connected with the light source module group.
3. a kind of multiple light courcess adjuster as claimed in claim 2, it is characterised in that:
The FB foot of the MP24833LED driver is electrically connected with the light source module group, to detect the feedback electricity of the light source module group
Stream.
4. a kind of multiple light courcess adjuster as claimed in claim 2, it is characterised in that:
The SW foot of the MP24833LED driver is electrically connected by capacitor, resistance with BST foot.
5. a kind of multiple light courcess adjuster as claimed in claim 2, it is characterised in that:
The OVP foot floating ground of the MP24833LED driver, to realize overvoltage protection.
6. a kind of multiple light courcess adjuster as described in claim 1, it is characterised in that:
The turn button regulator be duplex or more than adjuster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820855932.8U CN208337947U (en) | 2018-06-04 | 2018-06-04 | A kind of multiple light courcess adjuster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820855932.8U CN208337947U (en) | 2018-06-04 | 2018-06-04 | A kind of multiple light courcess adjuster |
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| Publication Number | Publication Date |
|---|---|
| CN208337947U true CN208337947U (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820855932.8U Active CN208337947U (en) | 2018-06-04 | 2018-06-04 | A kind of multiple light courcess adjuster |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110267410A (en) * | 2019-05-09 | 2019-09-20 | 广州启上设计有限公司 | A kind of frequent flashing control method, system and storage medium based on desk lamp |
-
2018
- 2018-06-04 CN CN201820855932.8U patent/CN208337947U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110267410A (en) * | 2019-05-09 | 2019-09-20 | 广州启上设计有限公司 | A kind of frequent flashing control method, system and storage medium based on desk lamp |
| CN110267410B (en) * | 2019-05-09 | 2021-07-02 | 广州启上设计有限公司 | Stroboscopic control method and system based on desk lamp and storage medium |
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