CN203243558U - Electronic birthday candle circuit - Google Patents

Electronic birthday candle circuit Download PDF

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Publication number
CN203243558U
CN203243558U CN2013201776701U CN201320177670U CN203243558U CN 203243558 U CN203243558 U CN 203243558U CN 2013201776701 U CN2013201776701 U CN 2013201776701U CN 201320177670 U CN201320177670 U CN 201320177670U CN 203243558 U CN203243558 U CN 203243558U
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China
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circuit
resistance
transistor
control signal
switch
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Expired - Fee Related
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CN2013201776701U
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Chinese (zh)
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吴琼
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Individual
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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

The utility model provides an electronic birthday candle circuit including a power source, a power switch and a music circuit. The electronic birthday candle circuit also includes a pneumatic switch, a control signal producing circuit and a simulation candle circuit. The power source is connected to one end of the pneumatic switch, the control signals producing circuit and the simulation candle circuit through the power switch. An input terminal of the music circuit is connected to the other end of the pneumatic switch. The input terminal of the music circuit is connected to the control signal producing circuit. The simulation candle circuit is under output control of the control signal producing circuit. The electronic birthday candle circuit provided by the utility model has an advantage that LED lamps simulating candles can be turned on and a birthday song can be broadcasted only by blowing the pneumatic switch of the electronic birthday candle circuit, so that an entertaining effect of lighting on the candles and broadcasting music can also be realized without ignition by fire.

Description

A kind of electronic birthday candles circuit
Technical field
The utility model relates to a kind of circuit, specifically a kind of electronic birthday candles circuit.
Background technology
Development along with growth in the living standard and science and technology, the gradually atrophy of market of traditional birthday candle of inserting at birthday cake one by one, begin to occur a kind of birthday candle that can sing, this kind birthday candle is that traditional birthday candle and electronic devices and components are combined, behind the candle of lighting wherein, drive the melody that electronic devices and components send " happy birthday to you ", but this birthday candle is that use or traditional candle, also need to go to light with fire, when not having fire, do not reach entertainment effect, in addition, this birthday candle also is only limited to and can broadcasts melody, does not have other entertainment effects.
The utility model content
The technical problems to be solved in the utility model provides a kind of electronic birthday candles circuit that need not with fiery lighted candle.
The utility model solves the problems of the technologies described above by the following technical solutions: a kind of electronic birthday candles circuit comprises power supply, mains switch, music circuit, comprise that also pneumatic switch, control signal produce circuit, simulation candle circuit, described power supply produces circuit, simulation candle circuit by an end, the control signal that mains switch is connected to pneumatic switch, the input of described music circuit connects the other end of described pneumatic switch, the input of music circuit is connected to control signal and produces circuit, and control signal produces circuit output control simulation candle circuit.
More specifically, the positive pole of power supply is connected first end and is connected with mains switch, and described music circuit is the music integrated circuit IC of series connection 1And buzzer, music integrated circuit IC 1Be connected with the first end of pneumatic switch, the second end of pneumatic switch connects the second end of mains switch, music integrated circuit IC 1Pass through a resistance R with the intermediate node of buzzer 1Be connected to control signal and produce circuit, the negative pole of another termination power of buzzer.
More specifically, control signal generation circuit comprises a transistor VT 1, capacitor C 2, resistance R 1The other end be connected to transistor VT 1Base stage, transistor VT 1Collector electrode be connected to the second end of mains switch, transistor VT 1Emitter pass through capacitor C 2Connect the negative pole of power supply, transistor VT 1Emitter and capacitor C 2Between node be connected to simulation candle circuit.
More specifically, described simulation candle circuit comprises transistor VT 2, LED 11And resistance R 4, LED wherein 11And resistance R 4Series connection, resistance R 4The second end of another termination mains switch, LED 11The negative pole of another termination power, LED 11Be connected in parallel on transistor VT 2Collector and emitter between, described transistor VT 2Base stage by the series connection resistance R 2And resistance R 3Connect the negative pole of power supply, described transistor VT 1Emitter and capacitor C 2Between node contact resistance R 2And resistance R 3Between node.
Optimize, described electronic birthday candles circuit also comprises the color lamp flasher circuit, and described power supply is connected to an end of color lamp flasher circuit by mains switch, and control signal produces circuit output control color lamp flasher circuit.
More specifically, described color lamp flasher circuit comprises the color lamp circuit of some groups of parallel connections, every group of color lamp circuit comprises gate multivibrator, electronic switch, the color lamp group that connects successively, and the output of described control signal generation circuit is connected to the input of the gate multivibrator of every group of color lamp circuit.
More specifically, each gate multivibrator comprises two NAND gate IC of series connection 2A, IC 2B, the output that control signal produces circuit is connected to first NAND gate IC 2AFirst input end, first NAND gate IC 2AThe second input connect a resistance R 5, second NAND gate IC 2BTwo inputs link together and second NAND gate IC 2BInput connect a resistance R 6, NAND gate IC 2BOutput connect a capacitor C 1, resistance R 5, resistance R 6, capacitor C 1The other end link together second NAND gate IC 2BOutput simultaneously by a resistance R 12Be connected to the transistor VT as electronic switch 4Base stage, transistor VT 4Collector electrode by a resistance R 10Be connected to the color lamp group, transistor VT 4Emitter receive the negative pole of power supply.
More specifically, described color lamp group is a plurality of LED lamps in parallel.
The utility model has the advantage of: only need to blow the pneumatic switch on the electronic birthday candles circuit, namely can namely simulate the melody that candle sends " happy birthday to you " simultaneously by lightening LED lamp, need not to light with fire, can play the entertainment effect of lighting and play melody equally.Apart from one another by arranging several groups of color lamps, when the simulation candle was lighted, several groups of color lamps also lighted at the interval, give the aesthetic feeling of groups of stars' flicker, have further promoted entertainment effect and celebrating atmosphere.
Description of drawings
Fig. 1 is the theory diagram of a kind of electronic birthday candles circuit of the utility model.
Fig. 2 is the circuit diagram of a kind of electronic birthday candles circuit of the utility model.
Embodiment
See also shown in Figure 1ly, a kind of electronic birthday candles circuit of the utility model comprises power supply, K switch 1, K switch 2, music circuit, control signal produce circuit, simulation candle circuit, and color lamp flasher circuit.K switch 2It is pneumatic switch.
Described power supply passes through K switch 1Be connected to K switch 2An end, control signal produce circuit, simulation candle circuit, and color lamp flasher circuit.
The input of described music circuit connects described K switch 2The other end, the input of music circuit is connected to control signal and produces circuit, control signal produces circuit output control simulation candle circuit and color lamp flasher circuit.
Concrete, the positive pole of power supply and K switch 1First end connect, described music circuit is the music integrated circuit IC of series connection 1With buzzer B 1, music integrated circuit IC 1With K switch 2First end connect K switch 2The second end connecting valve K 1The second end, music integrated circuit IC 1With buzzer B 1Intermediate node by a resistance R 1Be connected to control signal and produce circuit, buzzer B 1The negative pole of another termination power.IC wherein 1Can adopt KD-930 series " happy birthday to you " music integrated circuit, buzzer B 1Can adopt piezoelectric buzzer.
Control signal produces circuit and comprises a transistor VT 1, capacitor C 2, resistance R 1The other end be connected to transistor VT 1Base stage, transistor VT 1Collector electrode be connected to K switch 1The second end, transistor VT 1Emitter pass through capacitor C 2Connect the negative pole of power supply, transistor VT 1Emitter and capacitor C 2Between node be connected to simulation candle circuit and color lamp flasher circuit.
Described simulation candle circuit comprises transistor VT 2, LED 11And resistance R 4, LED wherein 11And resistance R 4Series connection, resistance R 4Another termination K switch 1The second end, LED 11The negative pole of another termination power, LED 11Be connected in parallel on transistor VT 2Collector and emitter between, described transistor VT 2Base stage by the series connection resistance R 2And resistance R 3Connect the negative pole of power supply, described transistor VT 1Emitter and capacitor C 2Between node contact resistance R 2And resistance R 3Between node.LED wherein 11Can adopt diameter is the large-scale red light emitting diodes of 10mm.
Described color lamp flasher circuit comprises the color lamp circuit of some groups of parallel connections, and every group of color lamp circuit comprises gate multivibrator, electronic switch, the color lamp group that connects successively, described transistor VT 1Emitter and capacitor C 2Between node be connected to the input of the gate multivibrator of every group of color lamp circuit.Two groups of color lamp circuit have been shown among Fig. 2, certainly, also can be more than three groups or three groups.So that wherein one group of color lamp circuit is as example, described gate multivibrator comprises two NAND gate IC of series connection 2A, IC 2B, described transistor VT 1Emitter and capacitor C 2Between node be connected to first NAND gate IC 2AFirst input end, first NAND gate IC 2AThe second input connect a resistance R 5, second NAND gate IC 2BTwo inputs link together and second NAND gate IC 2BInput connect a resistance R 6, NAND gate IC 2BOutput connect a capacitor C 1, resistance R 5, resistance R 6, capacitor C 1The other end link together.NAND gate IC 2BOutput simultaneously by a resistance R 12Be connected to the transistor VT as electronic switch 4Base stage, transistor VT 4Collector electrode by a resistance R 10Be connected to a plurality of LED lamp LED in parallel 1～LED 5, transistor VT 4Emitter receive the negative pole of power supply.
Wherein totally four NAND gate in two groups of color lamp circuit can adopt cmos digital integrated circuit CD4011, and this IC interior includes 4 mutually NAND gate independently.
The operation principle of this electronic birthday cake circuit is as described below: the plugged K switch 1After, all circuit parts are all powered.Pneumatic K switch 2Disconnect music integrated circuit IC 1Be not triggered, control signal produces circuit output VT 1Emission low level " 0 " very so that transistor VT 2Be in cut-off state, power supply is through resistance R 4To simulate candle LED 11Light, and make two gate multivibrator failure of oscillations, VT 3And VT 4Be in cut-off state, color lamp LED 1～LED 10All do not work.When blowing pneumatic K switch 2Make it closed, IC 1Start working after being triggered, export the good audio signal of its in advance storage, drive electric buzzer B 1Send the melody of " happy birthday to you ", control signal produces circuit output VT simultaneously 1Emitter high level " 1 " so that transistor VT 2Be in conducting state, make simulation candle LED 11Extinguish, and two gate multivibrators are started working, produce the pulse square wave of 3～4Hz, respectively by electronic switch VT 3, VT 4Drive color lamp group LED 1~ LED 5With color lamp group LED 6~ LED 10Glittering.Because the frequency of oscillation of two gate multivibrators is different, two groups of color lamps are again apart from one another by arrangement, so give the aesthetic feeling of groups of stars' flicker.After the music playing of " happy birthday to you " is complete, because of pneumatic K switch 2Disconnect IC 1Quit work, control signal produces circuit output VT 1Emission low level " 0 " very, be returned to initial condition, wait for next time and triggering.
The above is only for the preferred embodiment of the invention; not in order to limit the invention; all in the invention spirit and principle within do any modification, be equal to and replace and improvement etc., all should be included within the protection range of the invention.

Claims (8)

1. an electronic birthday candles circuit comprises power supply, mains switch, music circuit, it is characterized in that: comprise that also pneumatic switch, control signal produce circuit, simulation candle circuit, described power supply produces circuit, simulation candle circuit by an end, the control signal that mains switch is connected to pneumatic switch, the input of described music circuit connects the other end of described pneumatic switch, the input of music circuit is connected to control signal and produces circuit, and control signal produces circuit output control simulation candle circuit.
2. electronic birthday candles circuit as claimed in claim 1 is characterized in that: the positive pole of power supply is connected first end and is connected with mains switch, described music circuit is the music integrated circuit IC of series connection 1And buzzer, music integrated circuit IC 1Be connected with the first end of pneumatic switch, the second end of pneumatic switch connects the second end of mains switch, music integrated circuit IC 1Pass through a resistance R with the intermediate node of buzzer 1Be connected to control signal and produce circuit, the negative pole of another termination power of buzzer.
3. electronic birthday candles circuit as claimed in claim 2 is characterized in that: control signal produces circuit and comprises a transistor VT 1, capacitor C 2, resistance R 1The other end be connected to transistor VT 1Base stage, transistor VT 1Collector electrode be connected to the second end of mains switch, transistor VT 1Emitter pass through capacitor C 2Connect the negative pole of power supply, transistor VT 1Emitter and capacitor C 2Between node be connected to simulation candle circuit.
4. electronic birthday candles circuit as claimed in claim 3, it is characterized in that: described simulation candle circuit comprises transistor VT 2, LED 11And resistance R 4, LED wherein 11And resistance R 4Series connection, resistance R 4The second end of another termination mains switch, LED 11The negative pole of another termination power, LED 11Be connected in parallel on transistor VT 2Collector and emitter between, described transistor VT 2Base stage by the series connection resistance R 2And resistance R 3Connect the negative pole of power supply, described transistor VT 1Emitter and capacitor C 2Between node contact resistance R 2And resistance R 3Between node.
5. such as each described electronic birthday candles circuit of claim 1 to 4, it is characterized in that: also comprise the color lamp flasher circuit, described power supply is connected to an end of color lamp flasher circuit by mains switch, and control signal produces circuit output control color lamp flasher circuit.
6. electronic birthday candles circuit as claimed in claim 5, it is characterized in that: described color lamp flasher circuit comprises the color lamp circuit of some groups of parallel connections, every group of color lamp circuit comprises gate multivibrator, electronic switch, the color lamp group that connects successively, and the output of described control signal generation circuit is connected to the input of the gate multivibrator of every group of color lamp circuit.
7. electronic birthday candles circuit as claimed in claim 6, it is characterized in that: each gate multivibrator comprises two NAND gate IC of series connection 2A, IC 2B, the output that control signal produces circuit is connected to first NAND gate IC 2AFirst input end, first NAND gate IC 2AThe second input connect a resistance R 5, second NAND gate IC 2BTwo inputs link together and second NAND gate IC 2BInput connect a resistance R 6, NAND gate IC 2BOutput connect a capacitor C 1, resistance R 5, resistance R 6, capacitor C 1The other end link together second NAND gate IC 2BOutput simultaneously by a resistance R 12Be connected to the transistor VT as electronic switch 4Base stage, transistor VT 4Collector electrode by a resistance R 10Be connected to the color lamp group, transistor VT 4Emitter receive the negative pole of power supply.
8. electronic birthday candles circuit as claimed in claim 7 is characterized in that: described color lamp group is a plurality of LED lamps in parallel.
CN2013201776701U 2013-04-10 2013-04-10 Electronic birthday candle circuit Expired - Fee Related CN203243558U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013201776701U CN203243558U (en) 2013-04-10 2013-04-10 Electronic birthday candle circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013201776701U CN203243558U (en) 2013-04-10 2013-04-10 Electronic birthday candle circuit

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CN203243558U true CN203243558U (en) 2013-10-16

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CN2013201776701U Expired - Fee Related CN203243558U (en) 2013-04-10 2013-04-10 Electronic birthday candle circuit

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107454713A (en) * 2017-07-28 2017-12-08 横店集团得邦照明股份有限公司 A kind of music lamp and its implementation with simulation dynamic candle light function
CN115512619A (en) * 2021-06-07 2022-12-23 江西云快科技有限公司 Special-shaped screen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107454713A (en) * 2017-07-28 2017-12-08 横店集团得邦照明股份有限公司 A kind of music lamp and its implementation with simulation dynamic candle light function
CN107454713B (en) * 2017-07-28 2023-08-11 横店集团得邦照明股份有限公司 Music lamp with dynamic candlelight simulating function and implementation method thereof
CN115512619A (en) * 2021-06-07 2022-12-23 江西云快科技有限公司 Special-shaped screen

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131016

Termination date: 20150410

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