CN104640294B - A kind of control circuit - Google Patents
A kind of control circuit Download PDFInfo
- Publication number
- CN104640294B CN104640294B CN201310567098.4A CN201310567098A CN104640294B CN 104640294 B CN104640294 B CN 104640294B CN 201310567098 A CN201310567098 A CN 201310567098A CN 104640294 B CN104640294 B CN 104640294B
- Authority
- CN
- China
- Prior art keywords
- module
- output end
- chip
- motor
- rectifier bridge
- 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
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The embodiment of the present invention is suitable for electronic technology field, provide a kind of control circuit, it include: Transformer Rectifier module, control module, motor module and lighting module, wherein: the first input end of the Transformer Rectifier module connects the firewire of the alternating current input line, second input of the Transformer Rectifier module terminates the zero curve of the alternating current input line, the first output end and second output terminal of the Transformer Rectifier module are connected with the control module, for providing operating voltage for the control module；The output end of the control module is connected with the motor module, for controlling the motor module rotation；The first input end of the lighting module connects the firewire of the alternating current input line, and the second input of the lighting module terminates the zero curve of the alternating current input line, and the connecting pin of the lighting module is connected with the motor module, is used for and the motor module synchronous rotary.Using the present invention, lamps and lanterns rotation can be controlled by infrared remote control.
Description
Technical field
The present invention relates to electronic technology field more particularly to a kind of control circuits.
Background technique
With the improvement of the quality of life, demand of the user to lamps and lanterns functional diversities is more and more extensive, and lamps and lanterns also start court
Intelligentized direction develop, however the awareness of saving energy of user increases also with the development in epoch, raw in the family of user
In work, if user often goes to a place and requires to turn on light manually, and user has opened lamp and return is needed to turn off the light again later, no
Power supply is only wasted, and inconvenient to use.For action inconvenient user, if the switch of lamps and lanterns, which is set to eminence, makes user
It can not turn on light, be easy to happen danger.Further, since lamps and lanterns irradiation is limited in scope, if the range of lamps and lanterns irradiation is smaller, need
Lamps and lanterns are set in different places, cost is opposite to be improved.
Summary of the invention
The embodiment of the present invention provides a kind of control circuit, and lamps and lanterns rotation can be controlled by infrared remote control.
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of control circuits, comprising: Transformer Rectifier mould
Block, control module, motor module and lighting module, in which:
The first input end of the Transformer Rectifier module connects the firewire of alternating current input line, and the second of the Transformer Rectifier module
Input terminates the zero curve of the alternating current input line, the first output end and second output terminal of the Transformer Rectifier module and the control
Molding block is connected, for providing operating voltage for the control module；
The output end of the control module is connected with the motor module, for controlling the motor module rotation；
The first input end of the lighting module connects the firewire of the alternating current input line, the second input of the lighting module
The zero curve of the alternating current input line is terminated, the connecting pin of the lighting module is connected with the motor module, is used for and the electricity
The rotation of machine module synchronization.
Preferably, the Transformer Rectifier module includes: transformer, rectifier bridge and first capacitor, in which:
Two input terminals of the primary coil of the transformer be respectively the Transformer Rectifier module first input end and
Two output ends of the second input terminal, the secondary coil of the transformer connect two ac input ends of the rectifier bridge respectively；
The positive DC output end of the rectifier bridge is the first output end of the Transformer Rectifier module；
The negative DC output end of the rectifier bridge is the second output terminal of the Transformer Rectifier module；
The anode of the first capacitor connects the positive DC output end of the rectifier bridge, and the cathode of the first capacitor meets institute
State the negative DC output end of rectifier bridge.
Preferably, the control module includes: first resistor, the second capacitor, infrared receiving diode and NE555 core
Piece, in which:
First power input of the one termination NE555 chip of the first resistor, the first resistor it is another
Terminate the first signal input part of the NE555 chip；
The anode of second capacitor connects the second signal input terminal of the NE555 chip, the cathode of second capacitor
Connect the negative DC output end of the rectifier bridge；
The anode of the infrared receiving diode connects the second signal input terminal of the NE555 chip, the infrared receiver
The cathode of diode connects the negative DC output end of the rectifier bridge；
First power input of the NE555 chip is connected with the positive DC output end of the rectifier bridge；
The second source input terminal of the NE555 chip is connected with the first power input of the NE555 chip；
The second signal input terminal of the NE555 chip is connected with the first signal input part of the NE555 chip.
The signal output end of the NE555 chip is the output end of the control module；
The ground connection of the NE555 chip terminates the negative DC output end of the rectifier bridge.
Preferably, the motor module include: relay, first diode, second resistance, the first light emitting diode and
Motor, in which:
The signal output end of the first termination NE555 chip of the relay coil；
The second end of the relay coil is connected with the negative DC output end of the rectifier bridge；
The cathode of the first diode meets the first end of the relay coil, the anode of the first diode and institute
The negative DC output end for stating rectifier bridge is connected；
The first end of the one termination relay coil of the second resistance, described in another termination of the second resistance
The anode of first light emitting diode；
The cathode of first light emitting diode is connected with the negative DC output end of the rectifier bridge；
The anode of the motor is connected with the first power input of the NE555 chip, the cathode of the motor
It is connected with one end of the relay switch；
The other end of the relay switch is connected with the negative DC output end of the rectifier bridge.
Preferably, the lighting module includes: driving unit and the second light emitting diode, in which:
Two power inputs of the driving unit are connected with the firewire of alternating current input line and zero curve respectively, the driving
First output of unit terminates the anode of second light emitting diode, and the second output terminal of the driving unit connects described second
The cathode of light emitting diode；
Second light emitting diode is connected with the electric-motor drive.
Preferably, the lighting module includes at least one light emitting diode.
Preferably, if the lighting module includes at least two light emitting diodes, at least two light emitting diode
Forward direction series connection.
Preferably, the first capacitor and second capacitor are electrolytic capacitor.
Preferably, the infrared receiving diode is level-type infrared receiving diode or impulse type infrared receiving diode
In any one.
Preferably, the relay is single-pole double-throw relay.
Using the embodiment of the present invention, lamps and lanterns can be made to convert by the signal of infrared remote control trigger control module, to control
Motor rotation in motor module, so that lamps and lanterns are rotated without manual operation.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for this field
For those of ordinary skill, without any creative labor, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the modular structure composition schematic diagram of an embodiment of the control circuit of the embodiment of the present invention；
Fig. 2 is the circuit structure composition schematic diagram of an embodiment of the control circuit of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
The embodiment of the present invention can control lamps and lanterns rotation by infrared remote control.
Fig. 1 is the modular structure composition schematic diagram of an embodiment of the control circuit of the embodiment of the present invention.The present invention is implemented
A kind of control circuit that example provides includes Transformer Rectifier module 1, control module 2, motor module 3 and lighting module 4.Transformation is whole
The first input end of flow module 1 connects the firewire of alternating current input line, the second input termination alternating current input line of Transformer Rectifier module 1
Zero curve, the first output end and second output terminal of Transformer Rectifier module 1 be connected with control module 2, provides surely for control module 2
Fixed operating voltage.The output end of control module 2 is connected with motor module 3, for after receiving infrared signal according to level
Corresponding conversion and control motor module 3 rotates, and motor module 3 under the control of control module 2 for rotating, so that connected to it
Light emitting diode rotation.The first input end of lighting module 4 connects the firewire of alternating current input line, the second input terminal of lighting module 4
Connect the zero curve of alternating current input line, the connecting pin of lighting module 4 is connected with motor module 3, for 3 synchronous rotary of motor module,
Motor module 3 and lighting module 4 are sequentially connected as shown in figure 1, and connection relationship is represented by dashed line in figure.
As a kind of enforceable mode, lighting module 4 includes at least one light emitting diode.
By implementing control circuit described in Fig. 1, lamps and lanterns can be made to turn by the signal of infrared remote control trigger control module 2
It changes, so that the motor rotation in motor module 3 is controlled, so that lamps and lanterns are rotated without manual operation.
Referring to Fig. 2, Fig. 2 is the circuit structure composition schematic diagram of an embodiment of the control circuit of the embodiment of the present invention.
A kind of control circuit provided in an embodiment of the present invention includes Transformer Rectifier module 1, control module 2, motor module 3 and illumination mould
The particular circuit configurations of block 4, the embodiment of the present invention are as follows.
The first input end of Transformer Rectifier module 1 connects the firewire of alternating current input line, the second input of Transformer Rectifier module 1
The zero curve of alternating current input line is terminated, the first output end and second output terminal of Transformer Rectifier module 1 are connected with control module 2, are
Control module 2 provides stable operating voltage.The output end of control module 2 is connected with motor module 3, for receiving infrared letter
It being rotated after number according to the corresponding conversion and control motor module 3 of level, motor module 3 is used to rotate under the control of control module 2,
So that light emitting diode rotation connected to it.The first input end of lighting module 4 connects the firewire of alternating current input line, lighting module
The zero curve of 4 the second input termination alternating current input line, the connecting pin of lighting module 4 is connected with motor module 3, is used for and motor mould
3 synchronous rotary of block.
As a kind of enforceable mode, Transformer Rectifier module 1 includes transformer T1, rectifier bridge BD and first capacitor
C1.Two input terminals of the primary coil of transformer T1 are respectively the first input end and the second input terminal of Transformer Rectifier module 1,
Two output ends of the secondary coil of transformer T1 connect two ac input ends of rectifier bridge BD respectively.The anode of rectifier bridge BD is straight
The first output end that output end is Transformer Rectifier module 1 is flowed, the negative DC output end of rectifier bridge BD is Transformer Rectifier module 1
Second output terminal.The anode of first capacitor C1 connects the positive DC output end of rectifier bridge BD, and the cathode of first capacitor C1 connects rectification
The negative DC output end of bridge BD.So that alternating current is by transformer T1 transformation, rectifier bridge BD rectification and first capacitor C1 filtering
2 input service voltage of backward control module.
As a kind of enforceable mode, control module 2 includes first resistor R1, the second capacitor C2, two pole of infrared receiver
Pipe DR and NE555 chip.Wherein, NE555 chip is for controlling level conversion output, and infrared receiving diode DR is for receiving
Infrared remote-controlled signal is to control the incoming level of NE555 chip.First power supply of a termination NE555 chip of first resistor R1
Input terminal, the first signal input part of another termination NE555 chip of first resistor R1.The anode of second capacitor C2 meets NE555
The cathode of the second signal input terminal of chip, the second capacitor C2 connects the negative DC output end of rectifier bridge BD.Two pole of infrared receiver
The anode of pipe DR connects the second signal input terminal of NE555 chip, and the cathode of infrared receiving diode DR connects the cathode of rectifier bridge BD
DC output end.First power input of NE555 chip is connected with the positive DC output end of rectifier bridge BD.NE555 chip
Second source input terminal be connected with the first power input of NE555 chip.The second signal input terminal of NE555 chip with
First signal input part of NE555 chip is connected.The signal output end of NE555 chip is the output end of control module 2.NE555
The negative DC output end of the ground connection termination rectifier bridge BD of chip.NE555 chip carries out incoming level after accordingly converting to electricity
3 output level of machine module, to control the rotation of motor.
As a kind of enforceable mode, motor module 3 includes relay, first diode D1, second resistance R2, first
Light-emitting diode LED and motor M1.The work for the level control motor M1 that relay is used to be exported according to NE555 chip
State.The signal output end of the first termination NE555 chip of relay coil K1.The second end and rectifier bridge of relay coil K1
The negative DC output end of BD is connected.The first end of the cathode contact relay coil K1 of first diode D1, first diode D1
Anode be connected with the negative DC output end of rectifier bridge BD.The first end of a relay termination coil K1 of second resistance R2,
The anode of the first Light-emitting diode LED of another termination of second resistance R2.The cathode and rectifier bridge BD of first Light-emitting diode LED
Negative DC output end be connected.The anode of motor M1 is connected with the first power input of NE555 chip, motor M1's
Cathode is connected with one end of relay switch K2.The negative DC output end phase of the other end of relay switch K2 and rectifier bridge BD
Even.When relay switch K2 is attracted, the conducting of the first Light-emitting diode LED is shinny to indicate working properly, and motor M1 is powered, from
And start to rotate.
As a kind of enforceable mode, lighting module 4 includes driving unit and the second light emitting diode.Driving unit
Two power inputs are connected with the firewire of alternating current input line and zero curve respectively, and the first output termination second of driving unit shines
The anode of diode, the second output terminal of driving unit connect the cathode of the second light emitting diode.Second light emitting diode with it is electronic
Machine M1 transmission is connected.
As a kind of enforceable mode, lighting module 4 includes at least one light emitting diode.
As a kind of enforceable mode, if lighting module 4 includes at least two light emitting diodes, at least two shine
Diode forward series connection.
As a kind of enforceable mode, first capacitor C1 and the second capacitor C2 are electrolytic capacitor.
As a kind of enforceable mode, infrared receiving diode DR is that level-type infrared receiving diode or impulse type are red
Any one in outer reception diode.
As a kind of enforceable mode, relay is single-pole double-throw relay.
By implementing control circuit described in Fig. 2, lamps and lanterns can be made to trigger the first light emitting diode by infrared remote control
LED, so that the NE555 chip conversion signal of control module 2, so that the motor M1 rotation in motor module 3 is controlled, so that lamp
Tool is rotated without manual operation.
In the specific implementation, the working principle of the circuit of the embodiment of the present invention approximately as:
In the initial state, it is filtered after alternating current is by transformer T1 and rectifier bridge BD Transformer Rectifier by first capacitor C1
Operating voltage needed for obtaining NE555 chip, the second capacitor C2 is started to charge at this time, so that the first signal of NE555 chip is defeated
Enter end and second signal input end in high potential state, therefore the signal output end of NE555 chip exports low level, relay
No power, relay switch K2 are disconnected, and motor M1 is in idle condition, and lamps and lanterns do not rotate.
When infrared receiving diode DR, which receives user, is remotely controlled the infrared signal issued, infrared receiving diode DR is led
Logical, so that the second capacitor C2 discharges, the first signal input part and second signal input end for leading to NE555 chip are in low potential
State, the signal output end of NE555 chip export high level, and relay switch K2 is attracted after relay power, and first luminous two
Pole pipe LED is connected shinny expression motor M1 and starts to work, while motor M1 energization starts to rotate, and connect with motor M1
Lamps and lanterns also start to rotate.
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
The steps in the embodiment of the present invention can be sequentially adjusted, merged and deleted according to actual needs.
Module or unit in the device of that embodiment of the invention can be combined, divided and deleted according to actual needs.
The module or module of the embodiment of the present invention, can be with universal integrated circuit (such as central processor CPU), or with dedicated
Integrated circuit (ASIC) is realized.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers
It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation
Method described in certain parts of example or embodiment.
Embodiments described above does not constitute the restriction to the technical solution protection scope.It is any in above-mentioned implementation
Made modifications, equivalent substitutions and improvements etc., should be included in the protection model of the technical solution within the spirit and principle of mode
Within enclosing.
Claims (8)
1. a kind of control circuit characterized by comprising Transformer Rectifier module, control module, motor module and illumination mould
Block, in which:
The first input end of the Transformer Rectifier module connects the firewire of alternating current input line, the second input of the Transformer Rectifier module
Terminate the zero curve of the alternating current input line, the first output end and second output terminal and the control mould of the Transformer Rectifier module
Block is connected, for providing operating voltage for the control module；
The output end of the control module is connected with the motor module, for controlling the motor module rotation；
The first input end of the lighting module connects the firewire of the alternating current input line, the second input termination of the lighting module
The zero curve of the alternating current input line, the connecting pin of the lighting module are connected with the motor module, are used for and the motor mould
Block synchronous rotary；
The Transformer Rectifier module includes: transformer, rectifier bridge and first capacitor, in which: the primary coil of the transformer
Two input terminals be respectively the Transformer Rectifier module first input end and the second input terminal, the secondary wire of the transformer
Two output ends of circle connect two ac input ends of the rectifier bridge respectively；The positive DC output end of the rectifier bridge is institute
State the first output end of Transformer Rectifier module；The negative DC output end of the rectifier bridge is the second of the Transformer Rectifier module
Output end；The anode of the first capacitor connects the positive DC output end of the rectifier bridge, and the cathode of the first capacitor meets institute
State the negative DC output end of rectifier bridge；
The control module includes: first resistor, the second capacitor, infrared receiving diode and NE555 chip, in which: described
First power input of the one termination NE555 chip of first resistor, another termination NE555 of the first resistor
First signal input part of chip；The anode of second capacitor connects the second signal input terminal of the NE555 chip, and described
The cathode of two capacitors connects the negative DC output end of the rectifier bridge；The anode of the infrared receiving diode meets the NE555
The second signal input terminal of chip, the cathode of the infrared receiving diode connect the negative DC output end of the rectifier bridge；Institute
The first power input for stating NE555 chip is connected with the positive DC output end of the rectifier bridge；The of the NE555 chip
Two power inputs are connected with the first power input of the NE555 chip；The second signal input terminal of the NE555 chip
It is connected with the first signal input part of the NE555 chip；The signal output end of the NE555 chip is the control module
Output end；The ground connection of the NE555 chip terminates the negative DC output end of the rectifier bridge.
2. control circuit according to claim 1, which is characterized in that the motor module includes: relay, the one or two pole
Pipe, second resistance, the first light emitting diode and motor, in which:
The signal output end of the first termination NE555 chip of the relay coil；
The second end of the relay coil is connected with the negative DC output end of the rectifier bridge；
The cathode of the first diode connects the first end of the relay coil, the anode of the first diode with it is described whole
The negative DC output end for flowing bridge is connected；
The first end of the one termination relay coil of the second resistance, another termination described first of the second resistance
The anode of light emitting diode；
The cathode of first light emitting diode is connected with the negative DC output end of the rectifier bridge；
The anode of the motor is connected with the first power input of the NE555 chip, the cathode of the motor and institute
The one end for stating relay switch is connected；
The other end of the relay switch is connected with the negative DC output end of the rectifier bridge.
3. control circuit according to claim 2, which is characterized in that the lighting module includes: driving unit and second
Light emitting diode, in which:
Two power inputs of the driving unit are connected with the firewire of alternating current input line and zero curve respectively, the driving unit
The first output terminate the anode of second light emitting diode, the second output terminal of the driving unit connects described second and shines
The cathode of diode；
Second light emitting diode is connected with the electric-motor drive.
4. control circuit according to claim 3, which is characterized in that the lighting module includes at least one light-emitting diodes
Pipe.
5. control circuit according to claim 4, which is characterized in that if the lighting module includes at least two luminous two
Pole pipe, the then at least two light emitting diodes forward direction series connection.
6. control circuit according to claim 1, which is characterized in that the first capacitor and second capacitor are electrolysis
Capacitor.
7. control circuit according to claim 1, which is characterized in that the infrared receiving diode, which is that level-type is infrared, to be connect
Receive any one in diode or impulse type infrared receiving diode.
8. control circuit according to claim 2, which is characterized in that the relay is single-pole double-throw relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310567098.4A CN104640294B (en) | 2013-11-13 | 2013-11-13 | A kind of control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310567098.4A CN104640294B (en) | 2013-11-13 | 2013-11-13 | A kind of control circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104640294A CN104640294A (en) | 2015-05-20 |
| CN104640294B true CN104640294B (en) | 2019-02-05 |
Family
ID=53218469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310567098.4A Active CN104640294B (en) | 2013-11-13 | 2013-11-13 | A kind of control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104640294B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200994212Y (en) * | 2006-11-22 | 2007-12-19 | Tcl家用电器（惠州）有限公司 | Intelligent control circuit of lighting lamp for inside refrigerator |
| CN101707825A (en) * | 2009-01-14 | 2010-05-12 | 海洋王照明科技股份有限公司 | Control system of remote control lamp and control method |
| KR20120105745A (en) * | 2011-03-16 | 2012-09-26 | 곽칠성 | Digital multi-channel switch module connected by a shielding wire and interior illumination type fountain apparatus used the module |
| CN103185265A (en) * | 2013-03-12 | 2013-07-03 | 上思县东岽电子科技有限责任公司 | LED bulb lamp capable of being automatically turned on/off |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202425160U (en) * | 2012-02-09 | 2012-09-05 | 傅华英 | LED (light-emitting diode) lighting control module |
-
2013
- 2013-11-13 CN CN201310567098.4A patent/CN104640294B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200994212Y (en) * | 2006-11-22 | 2007-12-19 | Tcl家用电器（惠州）有限公司 | Intelligent control circuit of lighting lamp for inside refrigerator |
| CN101707825A (en) * | 2009-01-14 | 2010-05-12 | 海洋王照明科技股份有限公司 | Control system of remote control lamp and control method |
| KR20120105745A (en) * | 2011-03-16 | 2012-09-26 | 곽칠성 | Digital multi-channel switch module connected by a shielding wire and interior illumination type fountain apparatus used the module |
| CN103185265A (en) * | 2013-03-12 | 2013-07-03 | 上思县东岽电子科技有限责任公司 | LED bulb lamp capable of being automatically turned on/off |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104640294A (en) | 2015-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204598424U (en) | A kind of LED normal illumination and emergency lighting integrated device | |
| CN106028567B (en) | A kind of emergency lighting circuit and emergency light | |
| CN102548160B (en) | Controller capable of prolonging service lives of lamps | |
| CN104135804A (en) | Three-phase power rectification LC high-PF filtering direct-current high-voltage direct-drive LED circuit | |
| CN106817800A (en) | Drive circuit and the LED comprising the drive circuit | |
| CN103477710A (en) | Interface circuit | |
| CN1874634A (en) | Controllable LED illuminator, and method for controlling luminescence | |
| CN103220861B (en) | Bi-wire lamp control system based on energy storage method | |
| CN200941704Y (en) | Controllable LED luminous device | |
| CN201956899U (en) | Special circuit for accelerating start-up and LED drive circuit adopting same | |
| CN108541120A (en) | A kind of Multi-control switching gear and intelligent lighting lamp system | |
| CN104640294B (en) | A kind of control circuit | |
| CN107734778A (en) | LED drive power circuit and luminaire | |
| TW201603632A (en) | Power source self-adaptive LED lamp | |
| CN104619101A (en) | Drive circuit with emergency power supply for fluorescent lamp for tree growth | |
| CN205490112U (en) | Automatic discharge device | |
| CN102137530B (en) | Method for driving household high-power white light light-emitting diode (LED) | |
| CN101394135B (en) | Control system and controller power source for electric appliance | |
| CN211457444U (en) | LED system with alternating current zero-crossing signal path and power supply path separated | |
| CN204631185U (en) | Fuse electric loading Intelligent indicating device | |
| CN109618467B (en) | Linear LED load matching circuit under double voltages | |
| CN208623957U (en) | Headlamp | |
| CN207473690U (en) | A kind of Skill Competition instrument | |
| CN207218378U (en) | The online switch modulation digital communication control system of local power utilization network | |
| CN201509348U (en) | LED power circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |