CN200994207Y - Improved structure of colour-changing lamp string - Google Patents
Improved structure of colour-changing lamp string Download PDFInfo
- Publication number
- CN200994207Y CN200994207Y CNU2006201564337U CN200620156433U CN200994207Y CN 200994207 Y CN200994207 Y CN 200994207Y CN U2006201564337 U CNU2006201564337 U CN U2006201564337U CN 200620156433 U CN200620156433 U CN 200620156433U CN 200994207 Y CN200994207 Y CN 200994207Y
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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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
The utility model discloses an improved structure of a photochromic strings, including a power circuit, a light string connected in series with bicolor LED and a controlling circuit. The light string is connected between the AC power and the output circuit which changes the original method by connecting the photochromic lights in the controlling circuit for the purpose of limited flow control and each light string is connected with a current distributor. This current distributor controls two single-direction slips of the opposite direction through a diodes and resistances, and regulates the resistance of the two single-direction slips to make the designated current can be reached by the using current of the LED. What is more, both ends of each light string of the utility model are connected to the two output wires of the controlling circuit or the extension line of it. Thus, not only each light string can realize limited flow control but also the wires are saved as well as the costs. Moreover, the utility model has an infrared remote control circuit which can make the light string always lit at any time. The utility model is not only easy to operate but also of diversified functions.
Description
Technical field
The utility model relates to a kind of decorative lamp, especially a kind of Color-changing lamp string.
Background technology
The Color-changing lamp string generally is used to dress a Christmas tree or outdoor night scene is decorated, and it generally comprises lamp string and controller.
United States Patent (USP) U.S.Pat.No.6285140 discloses a kind of Color-changing lamp string, and it comprises power circuit, controller and lamp string.Lamp in the lamp string is a dual-colored LED, controller comprises a control chip and the ovonic switch by the output control of control chip, the lamp polyphone is connected between AC power supplies and the ovonic switch, control chip comprises a permanent memory that enrolls a plurality of trigger angle patterns, be used for being provided with the trigger angle of ovonic switch according to selected pattern, controller is changed between a plurality of trigger angle patterns automatically and can be according to the time transition trigger angle pattern of setting, thereby the color of bi-colour light string can be chosen at random.Because the lamp in the lamp string is a dual-colored LED, forward voltage drop difference during the LED work of different colours, for the LED that guarantees two different colours in the dual-colored LED can both operate as normal, the electric current in must control circuit.This United States Patent (USP) just comes Control current by between the output of the front end of lamp string and controller current-limiting resistance being set, can only string effect by this connected mode current-limiting resistance to first cluster of lamps, ornamental that is connected in controller output end, the lamp string of back can't solve the current limliting problem, can't realize many cluster of lamps, ornamental string and connect use.If many cluster of lamps, ornamental string and connect use then wants each cluster of lamps, ornamental string all draw a controller output line that is connected with current-limiting resistance in the slave controller, this has just wasted a lot of leads in the middle of invisible, cost is improved greatly.
The utility model content
The purpose of this utility model provides a kind of improvement structure of Color-changing lamp string, and it not only can properly settle the current limliting problem, and can not waste lead, and cost is lower.
The technical solution of the utility model is such: the improvement structure of Color-changing lamp string, comprise power circuit, at least a string lamp string and control circuit that forms by the dual-colored LED serial connection, provide dc supply by above-mentioned power circuit for above-mentioned control circuit, above-mentioned control circuit comprises control chip and output circuit, above-mentioned output circuit is provided with electronic switch, the trigger end of above-mentioned electronic switch is connected the output of above-mentioned control chip, the input of above-mentioned output circuit connects an end of alternating current, the common output of forming above-mentioned control circuit of an other end of the output of above-mentioned output circuit and alternating current; The output of above-mentioned control circuit is drawn by two leads, and the two ends of above-mentioned every cluster of lamps, ornamental string are connected between these two leads respectively or between the extended line of these two leads; Above-mentioned each lamp string is respectively equipped with distributing switch, each distributing switch be connected between above-mentioned two leads after corresponding lamp string is connected in series or between the extended line of these two leads.
Be connected by electric connector between above-mentioned two leads and its extended line.
Above-mentioned each distributing switch comprises two unidirectional branch roads that are in parallel, these two unidirectional branch roads are distinguished corresponding connection with the dual-colored LED in each lamp string, wherein, less with the resistance of the unidirectional branch road of the bigger corresponding connection of LED of pressure drop in the dual-colored LED, bigger with the resistance of the unidirectional branch road of the less corresponding connection of LED of pressure drop in the dual-colored LED.
Above-mentioned each distributing switch is arranged on the little circuit board, and this little circuit board is outside equipped with the waterproof coating.
Also comprise remote control circuit, above-mentioned remote control circuit comprises corresponding infrared emission circuit and infrared receiving circuit, the infrared receiving terminal of above-mentioned infrared receiving circuit is connected in the input of above-mentioned control chip, and above-mentioned infrared emission circuit is located in the remote controller.
After adopting such scheme, the improvement structure of the utility model Color-changing lamp string, in each lamp string, be serially connected with distributing switch respectively, distributing switch is divided into the opposite unidirectional branch road of both direction by diode and resistance and controls, the resistance of adjusting two unidirectional branch roads makes the use electric current of monochromatic LED reach the specified current flow value, and the utility model all is connected to the two ends of every cluster of lamps, ornamental string between two leads or its extended line that connect the control circuit output respectively, like this, not only every cluster of lamps, ornamental string can both carry out Current limited Control, and saved and used line, thereby provide cost savings.And the utility model also is provided with infrared remote controller, can control the lamp string by remote controller and be parked in certain color Chang Liang arbitrarily the time, not only uses more conveniently, and function is more diversified.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Fig. 2 is the connection diagram of the utility model lamp string part.
Fig. 3 is the another kind of connection diagram of the utility model lamp string part.
Embodiment
The improvement structure of Color-changing lamp string of the present utility model as shown in Figure 1, comprises power circuit, control circuit and lamp string 1.Lamp string 1 is formed by a plurality of dual-colored LED serial connections, and each dual-colored LED adopts two led chip reverse parallel connections, is made up of two kinds of different light emitting sources elements.
Power circuit comprises rectifier diode D1, resistance R 3, resistance R 2, voltage-stabiliser tube Z1, resistance R 1 and filter capacitor C1, C2, the anode of rectifier diode D1 connects an end of 125V AC power, the negative electrode of rectifier diode D1 connects an end of resistance R 3, the other end of resistance R 3 connects the power positive end of control circuit respectively, one end of resistance R 2, one end of resistance R 1 and the positive pole of filter capacitor C2, the other end of resistance R 2 connects the negative pole of filter capacitor C1 respectively, the negative pole of filter capacitor C2 and the power-of control circuit are extreme, voltage-stabiliser tube Z1 is connected to the two ends of resistance R 2, and the positive pole of filter capacitor C1 connects the other end of resistance R 1.Exchange the 125V power supply through rectifier diode D2 rectification, resistance R 1, R2, R3 step-down, filter capacitor C1, C2 filtering, voltage-stabiliser tube Z1 voltage stabilizing is formed the 4.7V D.C. regulated power supply, for control circuit provides operating voltage.
Control circuit comprises control chip IC1 (2501B), one-way SCR Q1, diode D2-D5, sample resistance R4 and resistance R 5, R11.The power positive end of control chip IC1 connects the negative electrode of the voltage-stabiliser tube Z1 in the power circuit; The input of control chip IC1 is connected to the anode of rectifier diode D1 by sample resistance R4; The output of control chip IC1 connects the trigger end of one-way SCR Q1 by resistance R 5; The negative electrode of one-way SCR Q1 connects the negative pole of filter capacitor C1, the negative pole of filter capacitor C2, an end of resistance R 2, the reset terminal of control chip IC1, the anode of diode D2 and the anode of diode D5 respectively, and the anode of one-way SCR Q1 connects the negative electrode of diode D3 and the negative electrode of diode D4 respectively; The negative electrode of the anode of diode D3 and diode D2 is connected to the other end of 125V AC power by fuse FUSE1; The negative electrode of the anode of diode D4 and diode D5 links to each other and is connected into an output terminals A, and an end of alternating current is drawn a lead by the anode of diode D1 and formed another output B, and these two output terminals A, B form the output of control circuit jointly.
Be in series with distributing switch 11 on every cluster of lamps, ornamental string 1, distributing switch 11 comprises two unidirectional branch roads that are in parallel, one of them route diode D9 and resistance R 12 serial connections form, another route diode D10 and resistance R 13, the R14 serial connection forms, the direction of diode D9 and diode D10 is opposite, here, resistance R 12, R13, the resistance of R14 is decided according to the color of the LED that is connected in series, wherein, resistance R 13, R14 is connected in series the resistance of the resistance of representative greater than resistance R 12 representatives mutually, the corresponding connection of LED of the color that pressure drop is big in the corresponding connection of LED of the little color of pressure drop in the big branch road of resistance and the dual-colored LED, the little branch road of resistance and dual-colored LED.Every cluster of lamps, ornamental string 1 go up with the output (output terminals A, B) that is connected to control circuit after corresponding distributing switch 11 is connected in series or its extended line on.Each distributing switch 11 is arranged on the little circuit board, and this little circuit board is outside equipped with the waterproof coating.
Remote control circuit comprises infrared emission circuit and infrared receiving circuit, the infrared emission circuit comprises control button switch S 1, infrared transmitting tube D6, triode Q2 (NPN) and chip IC 2 (2501B) and peripheral circuit thereof, control button switch S 1 is connected in the input of chip IC 2, the output of chip IC 2 is connected in the base stage of triode Q2 by resistance R 7, the anode of infrared transmitting tube D6 is connected in the collector electrode that power end, negative pole are connected in triode Q2, the grounded emitter of triode Q2 by resistance R 6.The infrared receiving terminal IR of infrared receiving circuit is connected in the input of control chip IC1.
When control circuit gets electric work, control chip IC1 output control signal triggers one-way SCR Q1, when AC power is in positive half cycle, diode D3, one-way SCR Q1, diode D5, lamp string 1, distributing switch 11 form a conducting loop, and the LED of a color in the lamp string 1 gets electroluminescence.When AC power was in negative half period, distributing switch 11, lamp string 1, diode D4, one-way SCR Q1, diode D2 formed a conducting loop, and the LED of another color in the lamp string 1 gets electroluminescence.Arbitrarily the time when pressing control button switch S 1, chip IC 2 is sent a control signal and is given triode Q2, triode Q2 conducting, infrared transmitting tube D6 gets electric outside emission infrared light, infrared receiving terminal IR receives the infrared light of infrared transmitting tube D6 emission, trigger control chip IC1 output remote signal, control lamp string 1 is parked in the color Chang Liang of this moment.
Can be connected with a socket at the output of control circuit, as shown in Figure 2, the front end of lamp string 1 is connected with the corresponding plug 2 of socket therewith, after being in series with distributing switch 11, lamp string 1 is parallel on the extended line at two ends of plug 2, and the extended line at the two ends of plug 2 is connected in another socket 3 after extending to a cluster of lamps, ornamental string 1 and a distributing switch 11, a serial connection like this is a string, every cluster of lamps, ornamental string 1 all has a distributing switch 11 can carry out current limliting separately, thereby realizes the purpose that many polyphones connect and saved lead.
Can be connected with a socket at the output of control circuit, as shown in Figure 3, the front end of lamp string 1 is connected with the corresponding plug 2 of socket therewith, after being in series with distributing switch 11, lamp string 1 is parallel on the extended line at two ends of plug 2, another cluster of lamps, ornamental string 1 is parallel to previous last cluster of lamps, ornamental string 1 and distributing switch 11 rear ends after being in series with another distributing switch 11, and the rear end of this another cluster of lamps, ornamental string 1 is connected with and plug 2 corresponding sockets 4.A serial connection like this is a string, and every cluster of lamps, ornamental string 1 all has a distributing switch 11 can carry out current limliting separately, thereby realizes the purpose that many polyphones connect and saved lead.
Claims (5)
1, the improvement structure of Color-changing lamp string, the improvement structure of Color-changing lamp string, comprise power circuit, a string at least lamp string and control circuit that forms by the dual-colored LED serial connection, provide dc supply by above-mentioned power circuit for above-mentioned control circuit, above-mentioned control circuit comprises control chip and output circuit, above-mentioned output circuit is provided with electronic switch, and the trigger end of above-mentioned electronic switch is connected the output of above-mentioned control chip; It is characterized in that: the input of above-mentioned output circuit connects an end of alternating current, the common output of forming above-mentioned control circuit of an other end of the output of above-mentioned output circuit and alternating current; The output of above-mentioned control circuit is drawn by two leads, and the two ends of above-mentioned every cluster of lamps, ornamental string are connected between these two leads respectively or between the extended line of these two leads; Above-mentioned each lamp string is respectively equipped with distributing switch, each distributing switch be connected between above-mentioned two leads after corresponding lamp string is connected in series or between the extended line of these two leads.
2, the improvement structure of Color-changing lamp string according to claim 1 is characterized in that: be connected by electric connector between above-mentioned two leads and its extended line.
3, the improvement structure of Color-changing lamp string according to claim 1, it is characterized in that: above-mentioned each distributing switch comprises two unidirectional branch roads that are in parallel, these two unidirectional branch roads are distinguished corresponding connection with the dual-colored LED in each lamp string, wherein, less with the resistance of the unidirectional branch road of the bigger corresponding connection of LED of pressure drop in the dual-colored LED, bigger with the resistance of the unidirectional branch road of the less corresponding connection of LED of pressure drop in the dual-colored LED.
4, the improvement structure of Color-changing lamp string according to claim 1 is characterized in that: above-mentioned each distributing switch is arranged on the little circuit board, and this little circuit board is outside equipped with the waterproof coating.
5, the improvement structure of Color-changing lamp string according to claim 1, it is characterized in that: also comprise remote control circuit, above-mentioned remote control circuit comprises corresponding infrared emission circuit and infrared receiving circuit, the infrared receiving terminal of above-mentioned infrared receiving circuit is connected in the input of above-mentioned control chip, and above-mentioned infrared emission circuit is located in the remote controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201564337U CN200994207Y (en) | 2006-12-02 | 2006-12-02 | Improved structure of colour-changing lamp string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201564337U CN200994207Y (en) | 2006-12-02 | 2006-12-02 | Improved structure of colour-changing lamp string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200994207Y true CN200994207Y (en) | 2007-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201564337U Expired - Fee Related CN200994207Y (en) | 2006-12-02 | 2006-12-02 | Improved structure of colour-changing lamp string |
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| Country | Link |
|---|---|
| CN (1) | CN200994207Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858510A (en) * | 2010-04-30 | 2010-10-13 | 李守运 | Bi-directional super-high-power LED module |
| CN108386813A (en) * | 2018-04-11 | 2018-08-10 | 余姚市宇翔电器有限公司 | A kind of novel RGB color-changed LED lights and its implementation |
-
2006
- 2006-12-02 CN CNU2006201564337U patent/CN200994207Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858510A (en) * | 2010-04-30 | 2010-10-13 | 李守运 | Bi-directional super-high-power LED module |
| CN108386813A (en) * | 2018-04-11 | 2018-08-10 | 余姚市宇翔电器有限公司 | A kind of novel RGB color-changed LED lights and its implementation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071219 Termination date: 20101202 |