CN209072769U - Thyristor regulating optical module based on adjustable photo resistance - Google Patents
Thyristor regulating optical module based on adjustable photo resistance Download PDFInfo
- Publication number
- CN209072769U CN209072769U CN201821445801.9U CN201821445801U CN209072769U CN 209072769 U CN209072769 U CN 209072769U CN 201821445801 U CN201821445801 U CN 201821445801U CN 209072769 U CN209072769 U CN 209072769U
- Authority
- CN
- China
- Prior art keywords
- photo resistance
- light emitting
- emitting diode
- power supply
- pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of thyristor regulating optical modules based on adjustable photo resistance, are related to light-adjusting module technical field.The utility model includes PWM output end, light emitting diode, photo resistance and power supply, and light emitting diode includes anode and cathode, and power supply includes pin 1 and pin 2, the anode connection of PWM output end and light emitting diode；The cathode of light emitting diode is grounded；Light emitting diode is irradiated photo resistance, and the resistance value of photo resistance is changed with the brightness of light emitting diode；The connection of the pin 1 of photo resistance one end and power supply；The photo resistance other end is connected by the pin 2 of a bidirectional triode thyristor and power supply.The utility model passes through the I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle using MCU, to change the resistance value of adjustable photo resistance, to adjust the conducting of bidirectional triode thyristor, the light modulation to LED module is realized, while avoiding and problem is dodged to the hand-operating light and lamp of LED lamp panel.
Description
Technical field
The utility model belongs to light-adjusting module technical field, more particularly to a kind of based on the silicon-controlled of adjustable photo resistance
Light-adjusting module.
Background technique
Controllable silicon light modulation technology most starts to be applied to incandescent lamp light modulation, can easily be controlled by light-control knob and give lamp
The energy of bubble, to adjust the brightness of incandescent lamp.Controllable silicon dimmer has huge energy-saving benefit.Bidirectional triode thyristor is general
Lead to it is silicon-controlled on the basis of develop made of, it can not only replace in parallel silicon-controlled of two reversed polarity, and only need a touching
Power Generation Road is more satisfactory alternating-current switch device.
Although there are LED light currently, existing thyristor regulating optical module LED lamp panel may be implemented the adjusting of brightness
The problem of sudden strain of a muscle, to there is certain adverse effect to the vision of lighting effect and human body.
Utility model content
The purpose of this utility model is to provide a kind of thyristor regulating optical modules based on adjustable photo resistance, pass through utilization
The I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle of MCU, to change the resistance value of adjustable photo resistance, to adjust two-way
Silicon-controlled conducting realizes the light modulation to LED module, solves existing thyristor regulating optical module and exists when being dimmed
The problem of LED light is dodged.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model is a kind of thyristor regulating optical module based on adjustable photo resistance, including PWM output end, luminous two
Pole pipe, photo resistance and power supply, the light emitting diode includes anode and cathode, the power supply include pin 1 and pin 2, institute
The anode for stating PWM output end and light emitting diode connects；The cathode of the light emitting diode is grounded；The light emitting diode is to light
Quick resistance is irradiated, and the resistance value of the photo resistance is changed with the brightness of light emitting diode；Described photo resistance one end
It is connect with the pin 1 of power supply；The photo resistance other end is connected by the pin 2 of a bidirectional triode thyristor and power supply；The hair
A resistance R3 is parallel on optical diode；By the I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle using MCU, to change
Become the resistance value of adjustable photo resistance, to adjust the conducting of bidirectional triode thyristor, realizes the light modulation to LED module, avoid simultaneously
Problem is dodged to the hand-operating light and lamp of LED lamp panel.
Further, resistance R5, zener diode have been sequentially connected in series between described photo resistance one end and bidirectional triode thyristor
ZD1 and zener diode ZD2；The valve pole of the zener diode ZD2 access bidirectional triode thyristor, carries out pressure stabilizing to circuit to realize
Effect.
Further, the pin 1 of the pole the B access power supply of the bidirectional triode thyristor；Electricity is accessed in the pole T of the bidirectional triode thyristor
The pin 2 in source；Resistance R4 and filter capacitor C1 are parallel between the bidirectional triode thyristor and power supply；Facilitate the charge and discharge to capacitor
Electric speed is limited, and buffer function is played.
The utility model has the following beneficial effects:
1, the utility model is adjustable to change by the I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle using MCU
The resistance value of photo resistance realizes the light modulation to LED module, while avoiding to LED to adjust the conducting of bidirectional triode thyristor
The hand-operating light and lamp of lamp plate dodge problem.
2, the utility model between photo resistance one end and bidirectional triode thyristor by being sequentially connected in series resistance R5, two pole of pressure stabilizing
Pipe ZD1 and zener diode ZD2 realizes the effect that pressure stabilizing is carried out to circuit.
3, the utility model is by the parallel resistance R4 between bidirectional triode thyristor and power supply and filter capacitor C1, realizes pair
The effect that the charge/discharge speed of capacitor is limited, plays buffer function.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the electrical block diagram of the utility model.
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 creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Refering to Figure 1, the utility model is a kind of thyristor regulating optical module based on adjustable photo resistance, including
PWM output end, light emitting diode, photo resistance and power supply, light emitting diode includes anode and cathode, power supply include 1 He of pin
The anode connection of pin 2, PWM output end and light emitting diode；The cathode of light emitting diode is grounded；Light emitting diode is to photosensitive electricity
Resistance is irradiated, and the resistance value of photo resistance is changed with the brightness of light emitting diode；The pin 1 of photo resistance one end and power supply
Connection；The photo resistance other end is connected by the pin 2 of a bidirectional triode thyristor and power supply；A resistance is parallel on light emitting diode
R3；By the I/O port or the adjustable waveform of PWM peripheral hardware output duty cycle using MCU, to change the resistance value of adjustable photo resistance, from
And adjust the conducting of bidirectional triode thyristor, realize the light modulation to LED module, at the same avoid to the hand-operating light of LED lamp panel and
Lamp dodges problem.
Wherein, resistance R5, zener diode ZD1 and pressure stabilizing have been sequentially connected in series between photo resistance one end and bidirectional triode thyristor
Diode ZD2；Zener diode ZD2 accesses the valve pole of bidirectional triode thyristor, to realize the effect for carrying out pressure stabilizing to circuit.
Wherein, the pin 1 of the pole the B access power supply of bidirectional triode thyristor；The pin 2 of the pole the T access power supply of bidirectional triode thyristor；It is double
Resistance R4 and filter capacitor C1 are parallel between power supply to silicon-controlled；Help to limit the charge/discharge speed of capacitor,
Play buffer function.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (3)
1. a kind of thyristor regulating optical module based on adjustable photo resistance, including PWM output end, light emitting diode, photo resistance
And power supply, the light emitting diode includes anode and cathode, the power supply include pin 1 and pin 2, it is characterised in that:
The anode of the PWM output end and light emitting diode connects；The cathode of the light emitting diode is grounded；The light-emitting diodes
Pipe is irradiated photo resistance, and the resistance value of the photo resistance is changed with the brightness of light emitting diode；
The connection of the pin 1 of described photo resistance one end and power supply；The photo resistance other end passes through a bidirectional triode thyristor and electricity
The pin 2 in source connects；
A resistance R3 is parallel on the light emitting diode.
2. a kind of thyristor regulating optical module based on adjustable photo resistance according to claim 1, which is characterized in that described
Resistance R5, zener diode ZD1 and zener diode ZD2 have been sequentially connected in series between photo resistance one end and bidirectional triode thyristor；
The valve pole of the zener diode ZD2 access bidirectional triode thyristor.
3. a kind of thyristor regulating optical module based on adjustable photo resistance according to claim 1, which is characterized in that described
The pin 1 of the pole the B access power supply of bidirectional triode thyristor；The pin 2 of the pole the T access power supply of the bidirectional triode thyristor；
Wherein, resistance R4 and filter capacitor C1 are parallel between the bidirectional triode thyristor and power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821445801.9U CN209072769U (en) | 2018-09-05 | 2018-09-05 | Thyristor regulating optical module based on adjustable photo resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821445801.9U CN209072769U (en) | 2018-09-05 | 2018-09-05 | Thyristor regulating optical module based on adjustable photo resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209072769U true CN209072769U (en) | 2019-07-05 |
Family
ID=67091750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821445801.9U Active CN209072769U (en) | 2018-09-05 | 2018-09-05 | Thyristor regulating optical module based on adjustable photo resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209072769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108990219A (en) * | 2018-09-05 | 2018-12-11 | 宁波科尔维特照明有限公司 | Thyristor regulating optical module based on adjustable photo resistance |
-
2018
- 2018-09-05 CN CN201821445801.9U patent/CN209072769U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108990219A (en) * | 2018-09-05 | 2018-12-11 | 宁波科尔维特照明有限公司 | Thyristor regulating optical module based on adjustable photo resistance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106231724A (en) | A kind of LED is without stroboscopic adjusting control circuit | |
| CN205017662U (en) | LED colour temperature governing system | |
| CN108990219A (en) | Thyristor regulating optical module based on adjustable photo resistance | |
| CN209072769U (en) | Thyristor regulating optical module based on adjustable photo resistance | |
| CN204901396U (en) | An intelligent illuminating lamp | |
| CN203399370U (en) | Light-adjustable LED lamp capable of naturally changing color temperature | |
| CN105180039A (en) | Healthy and intelligent education lighting device | |
| CN103096563A (en) | Dimming control system based on multiple paths of lighting light-emitting diodes (LEDs) | |
| CN201651825U (en) | Photosensitive automatic dimming LED lamp | |
| CN205847655U (en) | A kind of LED brightness toning Optimal Control System | |
| CN107740947A (en) | A kind of desk lamp using lamp light adjustable controller | |
| CN209345428U (en) | Lamp control circuit and lamps and lanterns | |
| CN203223803U (en) | Lamp for self adapting to environmental illumination | |
| CN207911069U (en) | Constant current output high pressure dimming driver | |
| CN202172511U (en) | Bulb dimming device | |
| CN201980241U (en) | LED (Light Emitting Diode) illuminating lamp with adjustable brightness for high-speed motor train unit | |
| CN206640839U (en) | A kind of LED drive circuit | |
| CN204922724U (en) | Healthy intelligent education lighting device | |
| CN204810594U (en) | Intelligence LED device of adjusting luminance | |
| CN203731186U (en) | Intelligent optical environment simulation aquarium lamp | |
| CN103234141A (en) | Multifunctional desk lamp | |
| CN204014226U (en) | A kind of indoor lighting circuit of automatically adjusting brightness with extraneous light | |
| CN202652614U (en) | LED indoor lighting device with the functions of dimming and toning | |
| CN212259391U (en) | Light modulation device | |
| CN203231200U (en) | Pulse superposition sectional dimming LED (light-emitting diode) ceiling lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |