CN202396045U - LED lamp decoration intelligent drive circuit - Google Patents
LED lamp decoration intelligent drive circuit Download PDFInfo
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- CN202396045U CN202396045U CN2011205254932U CN201120525493U CN202396045U CN 202396045 U CN202396045 U CN 202396045U CN 2011205254932 U CN2011205254932 U CN 2011205254932U CN 201120525493 U CN201120525493 U CN 201120525493U CN 202396045 U CN202396045 U CN 202396045U
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- 238000005034 decoration Methods 0.000 title claims abstract description 26
- 239000013078 crystal Substances 0.000 claims description 13
- 239000003990 capacitor Substances 0.000 abstract description 10
- 238000001914 filtration Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000019892 Stellar Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
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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
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Abstract
An LED (Light Emitting Diode) lamp decoration intelligent drive circuit comprises an integrated control chip, a third resistor, a fourth capacitor, a first triode, a second triode, a first resistor, a fifth resistor, a first diode, and an inductance coil; wherein the third resistor is connected in parallel with the fourth capacitor, one end of the third resistor is connected with a pin 5 of the integrated control chip, the other end of the third resistor is connected with a base electrode of the first triode; an emitter electrode of the first triode is grounded, a collector electrode of the first triode is connected with a positive electrode of the first diode; a base electrode of the second triode is connected with a pin 7 of the integrated control chip after being connected in series with the fifth resistor, an emitter electrode of the second triode is grounded; a collector electrode of the second triode is connected with a negative electrode of the first diode after being connected in series with a plurality of LEDs; the positive electrode of the first diode is connected with a positive electrode of a power supply after being connected in series with the inductance coil, the positive electrode of the power supply is connected with a pin 1 of the integrated control chip after being connected in series with the first resistor, and a negative electrode of the power supply is grounded. The LED lamp decoration intelligent drive circuit of the utility model filters a high-frequency pulsating component in a working current, ensures non-occurrence of brightness fluctuation, and raises a working voltage, so that the LEDs are connected in a series way.
Description
Technical field
The utility model relates to a kind of drive circuit, particularly relates to a kind of drive circuit of the LED of being used for lamp decoration.
Background technology
Before the Christmas lamp that uses and red-letter day decorative lamp, mainly contain following several kinds of forms:
1, with 110V, 220V master's electric power system is the high pressure lamp decoration of power supply; This lamp decoration is the main product in American-European market for a long time, but its shortcoming existing high risk that is main electricity is very high to material and manufacturing technique requirent; Often because of a variety of causes; Cause product defects, human body is produced harm, cause client's claim.Must be connected with main electric power system, can not portablely move.
2, through the transformer step-down; With the following power supply of 36V as power supply; Its shortcoming is to be equipped with an inductance or electronic transformer, and the reliability of transformer quality just becomes the key of the whole lamp system stability of influence, has increased the complexity of product use aspect; Significantly increased simultaneously the manufacturing cost of light fixture, can not can accept for most consumers.Must be connected with main electric power system equally, can not portablely move.
3, along with the popularization of environmental protection notion; Christmas, festival lamp decoration industry have also turned one's attention to the photovoltaic product; Occurred some on the market with solar panel and accumulator cell assembly Christmas lamp festival lamp decoration, but its defective is very obvious, the expensive and low photoelectric conversion efficiency of solar panel as electric power system; Short and later stage in useful life of accumulator cell assembly reclaims and has pollution problem; Environment for use is required than higher, require sunnyly, can not have tree shade or other foreign material to block; Under overcast and rainy weather conditions, can't work, the field of employment exists limitation portablely not move.
4, also having a kind of is battery lamp, be made up of battery, switch etc., but the shortcoming of existing procucts is not have overdischarge and short-circuit protection at present; When just having put into new battery; Output current is very big, causes over-discharge, battery life to have only four, 50 hours easily; Battery will soon be exhausted, and damages easily the life-span of LED.Function singleness can not realize automatic switch, and each use all needs the people for opening and closing, and is very inconvenient.Take a lot of work during manufacturing cost, can only do and help parallel circuits.A number and the size of this type Christmas lamp and festival lamp decoration are limited, even if use D type (No.) high-capacity battery, at most also can only make 60 LED.If the size of lamp is oversize simultaneously, the inconsistent phenomenon of brightness before and after will producing.
The utility model content
The purpose of the utility model provides a kind of drive circuit of LED lamp decoration, consume when solving dry cell as power supply too fast, driving LED lamp negligible amounts technical problem.
The LED lamp decoration intelligent drive circuit of the utility model; Comprise integrated control chip; Wherein: comprise the 3rd resistance, the 4th electric capacity, first triode, second triode, first resistance, the 5th resistance, first diode and inductance coil; The 3rd resistance is parallelly connected with the 4th electric capacity, and the 3rd resistance one end connects the pin 5 of integrated control chip, and the other end connects the base stage of first triode; The grounded emitter of first triode, collector electrode connect the positive pole of first diode; The base stage of second triode is connected and is connected the pin 7 of integrated control chip, grounded emitter behind the 5th resistance; The negative pole that connects first diode behind several light-emitting diodes of collector electrode series connection of second triode; The positive pole that connects power supply behind the anodal series inductance coil of first diode, the positive pole of power supply are connected and are connected the pin 1 of integrated control chip, the minus earth of power supply behind first resistance.
Also comprise whole device, second electric capacity, the 3rd electric capacity of swinging of crystal; The pin 1 that crystal is whole to swing device and pin 2 are connected the pin 3 and the pin 2 of integrated control chip respectively; One end of second electric capacity connects the whole pin 2 that swings device of crystal; The other end ground connection of second electric capacity, an end of the 3rd electric capacity connect the whole other end ground connection of swinging pin 1, the three electric capacity of device of crystal.
Also comprise the 4th resistance, first electric capacity and the 5th electric capacity, an end of first electric capacity is connected other end ground connection with the pin 1 of integrated control chip; The 4th resistance one end connects the base stage of first triode, other end ground connection; The 5th electric capacity one end connects the negative pole of first diode, other end ground connection.
Also comprise second resistance and contact switch, second resistance, one end is parallelly connected with first resistance, and the other end connects the pin 4 of integrated control chip, an input of the pin 4 connecting terminal switches of integrated control chip, another input end grounding of contact switch.
Also comprise the 3rd triode and the 6th resistance, the connect collector electrode that connects pin 6, the three triodes of integrated control chip behind the 6th resistance of the base stage of the 3rd triode is connected and is connected the negative pole of first diode, grounded emitter behind some light-emitting diodes.
Between the negative pole of the collector electrode of second triode and first diode, also be parallel with some connecting circuits, every connecting circuit is formed by several light-emitting diodes series connection.
Between the negative pole of the collector electrode of the 3rd triode and first diode, also be parallel with some connecting circuits, every connecting circuit is formed by several light-emitting diodes series connection.
The earth point of each components and parts and power supply be earth point altogether.
The LED lamp decoration intelligent drive circuit of the utility model through the effective filtering of integrating circuit the dither component in the operating current, guaranteed when improving LED brightness, brightness fluctuation can not occur.Utilize the boosting circuit boosts operating voltage to make the connected mode of light-emitting diode realize series connection, making is connected in series and is connected in parallel can realize simultaneously, cooperates the control signal of integrated control chip, can realize that the light-emitting diode of complicacy is lighted scheme.When the output of a plurality of drive circuits has improved work reliability, make that driving more LED becomes possibility.
Embodiment to the utility model is described further below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the principle schematic of the utility model LED lamp decoration intelligent drive circuit embodiment;
Fig. 2 is the circuit diagram of the utility model LED lamp decoration intelligent drive circuit embodiment.
Embodiment
As shown in Figure 1; The LED lamp decoration intelligent drive circuit of the utility model comprises DC power supply 01, integrated manipulator 02, integrating circuit 03, booster circuit 04, drive circuit 05 and crystal oscillator 06; DC power supply is that integrated manipulator 02 provides operating voltage and dc supply, keeps current strength through the direct current of integrated manipulator 02 pulse width modulation output through integrating circuit 03, behind the filtering high-frequency fluctuation composition; Connect booster circuit 04; Booster circuit is promoted to higher set point with the operating voltage of DC power supply, and through several drive circuit 05 output, each drive circuit 05 drives the light-emitting diode of one or more groups series connection respectively; Satisfying the output of each road can the some light-emitting diode of tandem drive, is connected in parallel between the light-emitting diode of each group series connection.Integrated manipulator 02 is controlled each drive circuit alternately output or output simultaneously according to the control strategy of storage and the frequency of oscillation of crystal oscillator 06.Integrated manipulator 02 realizes respectively connecting the light-emitting diode illuminating state different with parallelly connected light-emitting diode to light-emitting diode output control signal, comprises alternately stellar scintillation, the horse race of two lamp, alternately to become that bright deepening, two lamp are glimmered simultaneously, two lamp gets brighter simultaneously gradually dark, chase pattern, fixing bright, fixed black etc.Through the clock of integrated manipulator, can realize time opening and close.
As shown in Figure 2, integrated control chip IC is as integrated manipulator, and the positive pole of the power supply BT end that first resistance R, 1 back connects pin 1, the first capacitor C 1 of integrated control chip IC of connecting is connected other end ground connection with the pin 1 of integrated control chip IC.
The pin 1 that crystal is whole to swing device XTAL and pin 2 are connected pin 3 and the pin 2 of integrated control chip IC respectively; The whole pin 2 that swings device XTAL of crystal connects an end of second capacitor C 2; The other end ground connection of second capacitor C 2; The whole pin 1 that swings device XTAL of crystal connects an end of the 3rd capacitor C 3, the other end ground connection of the 3rd capacitor C 3.
Second resistance R, 2 one ends are parallelly connected with first resistance R 1, and the other end connects the pin 4 of integrated control chip IC, the input of the pin 4 connecting terminal K switch EY of integrated control chip IC, another input end grounding of contact switch KEY.
The 3rd resistance R 3 is parallelly connected with the 4th capacitor C 4, and the 3rd resistance R 3 one ends connect the pin 5 of integrated control chip IC, and the other end connects the base stage of the first triode T1; The 4th resistance R 4 one ends connect the base stage of the first triode T1, other end ground connection; The grounded emitter of the first triode T1, collector electrode connect the positive pole of the first diode D1.
The base stage of the second triode T2 the 5th resistance R 5 back of connecting connects the pin 7 of integrated control chip IC, grounded emitter; The base stage of the 3rd triode T3 the 6th resistance R 6 back of connecting connects the pin 6 of integrated control chip IC, grounded emitter; The be connected in parallel negative pole of the first diode D1 of the collector electrode of the collector electrode of the second triode T2 and the 3rd triode T3; The 5th capacitor C 5 one ends connect the negative pole of the first diode D1, other end ground connection.
The positive pole that connects power supply BT behind the anodal series inductance coil L1 of the first diode D1, the minus earth of power supply BT.
Parallelly connected some connecting circuits between the collector electrode of the negative pole of the first diode D1 and the second triode T2; Each connecting circuit is made up of the light-emitting diode led of several series connection; Parallelly connected some connecting circuits between the collector electrode of the negative pole of the first diode D1 and the 3rd triode T3, each connecting circuit is made up of the light-emitting diode led of several series connection.
Power supply BT is as DC power supply, and the 3rd resistance R 3 and the 4th capacitor C 4 are formed integrating circuit.The first triode T1, the first diode D1 and solenoid L1 form booster circuit.The 5th resistance R 5 and the second triode T2 form a drive circuit, and the 6th resistance R 6 and the 3rd triode T3 form another drive circuit.
When the LED of present embodiment lamp decoration intelligent drive circuit is worked; Utilize the pulse width modulation function of integrated control chip IC, the output intensity of Control work electric current is through the dither component in the integrating circuit filtering operating current; The assurance operating current is stable, avoids LED brightness fluctuation to occur.According to load size, operating current converts DC power supply 4.5V the output voltage of 24V～35V into through booster circuit, the mode driven for emitting lights diode led that each road drive circuit can be combined with series and parallel.Drive the light-emitting diode led lamp string that two series and parallels combine respectively through two drive circuits.Integrated control chip IC is through sending control signal to drive circuit, realizes that different light-emitting diodes lights scheme.In order to guarantee that drive signal is stable, the earth point of each element of present embodiment and power supply be earth point altogether.
Utilize the LED lamp decoration intelligent drive circuit of the utility model, can drive maximum 600 above light-emitting diodes simultaneously, service time was above 300 hours.
Above-described embodiment describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; Various distortion and improvement that those of ordinary skills make the technical scheme of the utility model all should fall in the definite protection range of the utility model claims.
Claims (8)
1. LED lamp decoration intelligent drive circuit; Comprise integrated control chip (IC); It is characterized in that: comprise the 3rd resistance (R3), the 4th electric capacity (C4), first triode (T1), second triode (T2), first resistance (R1), the 5th resistance (R5), first diode (D1) and inductance coil (L1); The 3rd resistance (R3) is parallelly connected with the 4th electric capacity (C4), and the 3rd resistance (R3) end connects the pin 5 of integrated control chip (IC), and the other end connects the base stage of first triode (T1); The grounded emitter of first triode (T1), collector electrode connects the positive pole of first diode (D1); Connect the 5th resistance (R5) back of the base stage of second triode (T2) connects the pin 7 of integrated control chip (IC), grounded emitter; Collector electrode several light-emitting diodes of series connection (led) back of second triode (T2) connects the negative pole of first diode (D1); The anodal series inductance coil (L1) of first diode (D1) back connects the positive pole of power supply (BT), and the positive pole of power supply (BT) first resistance (R1) back of connecting connects the pin 1 of integrated control chip (IC), the minus earth of power supply (BT).
2. LED lamp decoration intelligent drive circuit according to claim 1; It is characterized in that: also comprise whole device (XTAL), second electric capacity (C2), the 3rd electric capacity (C3) of swinging of crystal; The pin 1 that crystal is whole to swing device (XTAL) and pin 2 are connected the pin 3 and the pin 2 of integrated control chip (IC) respectively; One end of second electric capacity (C2) connects the whole pin 2 that swings device (XTAL) of crystal; The other end ground connection of second electric capacity (C2), an end of the 3rd electric capacity (C3) connect the whole other end ground connection of swinging pin 1, the three electric capacity (C3) of device (XTAL) of crystal.
3. LED lamp decoration intelligent drive circuit according to claim 2; It is characterized in that: also comprise the 4th resistance (R4), first electric capacity (C1) and the 5th electric capacity (C5); One end of first electric capacity (C1) is connected other end ground connection with the pin 1 of integrated control chip (IC); The 4th resistance (R4) end connects the base stage of first triode (T1), other end ground connection; The 5th electric capacity (C5) end connects the negative pole of first diode (D1), other end ground connection.
4. LED lamp decoration intelligent drive circuit according to claim 3; It is characterized in that: also comprise second resistance (R2) and contact switch (KEY); Second resistance (R2) end is parallelly connected with first resistance (R1); The other end connects the pin 4 of integrated control chip (IC), an input of the pin 4 connecting terminal switches (KEY) of integrated control chip (IC), another input end grounding of contact switch (KEY).
5. LED lamp decoration intelligent drive circuit according to claim 4; It is characterized in that: also comprise the 3rd triode (T3) and the 6th resistance (R6); Connect the 6th resistance (R6) back of the base stage of the 3rd triode (T3) connects the pin 6 of integrated control chip (IC); Connect some light-emitting diodes (led) back of the collector electrode of the 3rd triode (T3) connects the negative pole of first diodes (D1), grounded emitter.
6. LED lamp decoration intelligent drive circuit according to claim 5; It is characterized in that: between the negative pole of the collector electrode of second triode (T2) and first diode (D1); Also be parallel with some connecting circuits, every connecting circuit is in series by several light-emitting diodes (led).
7. LED lamp decoration intelligent drive circuit according to claim 6; It is characterized in that: between the negative pole of the collector electrode of the 3rd triode (T3) and first diode (D1); Also be parallel with some connecting circuits, every connecting circuit is in series by several light-emitting diodes (led).
8. LED lamp decoration intelligent drive circuit according to claim 7 is characterized in that: the earth point of each components and parts and power supply (BT) be earth point altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205254932U CN202396045U (en) | 2011-12-15 | 2011-12-15 | LED lamp decoration intelligent drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205254932U CN202396045U (en) | 2011-12-15 | 2011-12-15 | LED lamp decoration intelligent drive circuit |
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| Publication Number | Publication Date |
|---|---|
| CN202396045U true CN202396045U (en) | 2012-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205254932U Expired - Fee Related CN202396045U (en) | 2011-12-15 | 2011-12-15 | LED lamp decoration intelligent drive circuit |
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| Country | Link |
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| CN (1) | CN202396045U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110223617A (en) * | 2019-06-04 | 2019-09-10 | 惠州市力天科技有限公司 | A kind of control circuit and driving method of touch one-piece machine external equipment |
| CN110322649A (en) * | 2019-07-10 | 2019-10-11 | 深圳摩特智能控制有限公司 | A kind of control system for photoelectric sensor |
-
2011
- 2011-12-15 CN CN2011205254932U patent/CN202396045U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110223617A (en) * | 2019-06-04 | 2019-09-10 | 惠州市力天科技有限公司 | A kind of control circuit and driving method of touch one-piece machine external equipment |
| CN110322649A (en) * | 2019-07-10 | 2019-10-11 | 深圳摩特智能控制有限公司 | A kind of control system for photoelectric sensor |
| CN110322649B (en) * | 2019-07-10 | 2024-05-03 | 广东摩特智能控制有限公司 | Control system for photoelectric sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JINHUA YISHENG OPTOELECTRONIC CO., LTD. Free format text: FORMER OWNER: ZHU PING Effective date: 20131211 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 310053 HANGZHOU, ZHEJIANG PROVINCE TO: 322304 HANGZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131211 Address after: 322304, Zhejiang, Hangzhou province Panan County Town Square Industrial Zone Patentee after: Jinhua Yisheng Photoelectric Co., Ltd. Address before: 310053 4-2-827 room, pass Plaza, 3688 Jiangnan Road, Binjiang District, Zhejiang, Hangzhou Patentee before: Zhu Ping |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 322304, Zhejiang, Jinhua province Panan County Town Square Industrial Zone Patentee after: Jinhua Yisheng Photoelectric Co., Ltd. Address before: 322304, Zhejiang, Hangzhou province Panan County Town Square Industrial Zone Patentee before: Jinhua Yisheng Photoelectric Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20201215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |