CN206181482U - Pressure reducing type sound and light control circuit of high stability for corridor - Google Patents
Pressure reducing type sound and light control circuit of high stability for corridor Download PDFInfo
- Publication number
- CN206181482U CN206181482U CN201621113798.1U CN201621113798U CN206181482U CN 206181482 U CN206181482 U CN 206181482U CN 201621113798 U CN201621113798 U CN 201621113798U CN 206181482 U CN206181482 U CN 206181482U
- Authority
- CN
- China
- Prior art keywords
- audion
- electric capacity
- resistance
- diode
- negative pole
- 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.)
- Expired - Fee Related
Links
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a pressure reducing type sound and light control circuit of high stability for corridor, its characterized in that: mainly by diode rectifier U, operational amplifier P, triode VT1, triode VT2, triode VT3, triode VT4, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, photo resistance RG, diode D1, zener diode D2, adapter BM and light BL constitute. The utility model is not only simple in structure, and low cost, its structural design is reasonable, and the reaction sensitivity is higher, and stability can be good during the use to can improve the life of light, can satisfy well throws light on when the corridor supplies the pedestrian to pass by uses, is fit for wide use.
Description
Technical field
This utility model is related to a kind of corridor control circuit, more particularly to a kind of buck sound of corridor high stability
Light control circuit.
Background technology
For energy-conservation, corridor generally controls illuminating lamp work by the way of acoustic control or acousto-optic control, can when nobody
Cause to waste to prevent illuminating lamp to be lit always.But, current corridor lighting generally existing less stable is asked
Topic, the life-span for being easily caused illuminating lamp is shortened；Simultaneously its reaction is also not sensitive enough, thus occur corridor lighting often can not
The situation of normal illumination so that extremely inconvenient when passing by.
Utility model content
The purpose of this utility model is to provide a kind of buck sound light control circuit of corridor high stability, to expect
The performance of control circuit can be improved, so that illuminating lamp can be preferably passerby's illumination.
This utility model is achieved through the following technical solutions：
A kind of buck sound light control circuit of corridor high stability, mainly by diode rectifier U, operational amplifier
P, audion VT1, audion VT2, audion VT3, audion VT4, positive pole is connected with the positive output end of diode rectifier U
Connect, the electric capacity C1 that negative pole is connected with the emitter stage of audion VT1, P poles are connected Jing after resistance R4 with the negative pole of electric capacity C1, N
The diode D1 that pole is connected with the base stage of audion VT2, positive pole is connected Jing after resistance R1 with the emitter stage of audion VT2,
The electric capacity C2 that negative pole is connected with the outfan of operational amplifier P, positive pole is connected with the negative pole of electric capacity C2, negative pole and audion
The electric capacity C3 that the emitter stage of VT1 is connected, the resistance being serially connected between the P poles of diode D1 and the outfan of operational amplifier P
R2, positive pole is connected Jing after resistance R4 with the negative input end of operational amplifier P, the electric capacity that negative pole is connected with the negative pole of electric capacity C1
C4, P pole is connected Jing after resistance R7 with the colelctor electrode of audion VT4, the voltage stabilizing that N poles are connected with the emitter stage of audion VT3
Diode D2, positive pole is connected Jing after pick up BM with the emitter stage of audion VT1, negative pole is connected with the base stage of audion VT4
The electric capacity C5 for connecing, the resistance R5 being serially connected between the P poles of Zener diode D2 and the positive pole of electric capacity C5, is serially connected in Zener diode
Resistance R6 between the P poles of D2 and the negative pole of electric capacity C5, is serially connected in the emitter stage of audion VT1 and the colelctor electrode of audion VT4
Between photoconductive resistance RG, and the photograph being serially connected between the negative output terminal of the colelctor electrode of audion VT1 and diode rectifier U
Bright lamp BL is constituted；The emitter stage of the audion VT1 is connected with the emitter stage of audion VT4, and its base stage is with audion VT4's
Colelctor electrode is connected；The colelctor electrode of the audion VT2 is connected with the positive pole of electric capacity C1, the base stage of the audion VT3 with
The positive input terminal of operational amplifier P is connected, its colelctor electrode is connected with the positive pole of electric capacity C2；The diode rectifier U's
Two inputs constitute power input.
Further, the diode rectifier U is the full-wave bridge rectifier circuit of four 1N4007 types diode compositions.
Further, the audion VT3 is 9014 audions.
This utility model compared with prior art, with advantages below and beneficial effect：
(1) this utility model is not only simple in structure, and with low cost, and its reasonable in design, reaction sensitivity is higher,
Stability is good when using, and so as to improve the service life of illuminating lamp, can well meet corridor for the out-of-date photograph of pedestrian way
It is bright to use.
(2) this utility model is collectively constituted using audion VT2 and resistance R1, resistance R2, resistance R3 and diode D1
Reduction voltage circuit carrying out blood pressure lowering to power supply, then by operational amplifier P and audion VT3, electric capacity C2, electric capacity C3, electric capacity C4
And resistance R4 collectively constitutes filtering and amplifying circuit to carry out secondary filtering process, the filtering and amplifying circuit can will be strong in circuit
Electromagnetic interference electric wave is eliminated or suppressed, so as to improve sensitivity of the present utility model, while can be follow-up control electricity
Road provides more stable power supply signal, can be further ensured that the stability of whole circuit.
Description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Specific embodiment
This utility model is described in further detail with reference to embodiment, but embodiment of the present utility model is not
It is limited to this.
Embodiment
As shown in figure 1, the buck sound light control circuit of corridor high stability of the present utility model, mainly by diode
Commutator U, operational amplifier P, audion VT1, audion VT2, audion VT3, audion VT4, electric capacity C1, electric capacity C2, electricity
Hold C3, electric capacity C4, electric capacity C5, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, photoconductive resistance
RG, diode D1, Zener diode D2, pick up BM and illuminating lamp BL are constituted.Wherein, the illuminating lamp BL uses general
Realizing, what the pick up BM was also adopted by is common pick up to logical illuminating lamp realizing, illuminating lamp is in daily life
It is seen everywhere, and pick up is used for collected sound signal, is usually used in sound control circuit, here does not do excessive repeating.
During connection, the positive pole of the electric capacity C1 is connected with the positive output end of diode rectifier U, its negative pole and audion
The emitter stage of VT1 is connected.The P poles of the diode D1 are connected Jing after resistance R4 with the negative pole of electric capacity C1, its N pole and three poles
The base stage of pipe VT2 is connected.The positive pole of the electric capacity C2 is connected Jing after resistance R1 with the emitter stage of audion VT2, its negative pole
It is connected with the outfan of operational amplifier P.The positive pole of the electric capacity C3 is connected with the negative pole of electric capacity C2, its negative pole and three poles
The emitter stage of pipe VT1 is connected.The resistance R2 is serially connected between the P poles of diode D1 and the outfan of operational amplifier P.Institute
The positive pole for stating electric capacity C4 is connected Jing after resistance R4 with the negative input end of operational amplifier P, the negative pole phase of its negative pole and electric capacity C1
Connection.The P poles of the Zener diode D2 are connected Jing after resistance R7 with the colelctor electrode of audion VT4, its N pole and audion
The emitter stage of VT3 is connected.The positive pole of the electric capacity C5 is connected Jing after pick up BM with the emitter stage of audion VT1, and it is born
Pole is connected with the base stage of audion VT4.The resistance R5 be serially connected in the P poles of Zener diode D2 and electric capacity C5 positive pole it
Between, the resistance R6 is serially connected between the P poles of Zener diode D2 and the negative pole of electric capacity C5, and the photoconductive resistance RG is serially connected in three
Between the emitter stage of pole pipe VT1 and the colelctor electrode of audion VT4, the illuminating lamp BL be serially connected in the colelctor electrode of audion VT1 with
Between the negative output terminal of diode rectifier U.
Meanwhile, the emitter stage of the audion VT1 is connected with the emitter stage of audion VT4, its base stage and audion VT4
Colelctor electrode be connected.The colelctor electrode of the audion VT2 is connected with the positive pole of electric capacity C1, the base stage of the audion VT3
It is connected with the positive input terminal of operational amplifier P, its colelctor electrode is connected with the positive pole of electric capacity C2.The diode rectifier U
Two inputs composition power input, the external mains supply of the power input.
During enforcement, two inputs of mains supply Jing diode rectifier U are powered to control circuit of the present utility model,
The diode rectifier U uses the full-wave bridge rectifier circuit of four 1N4007 types diode compositions, and power supply can be entered
Row full-bridge rectification.The electric capacity C1 is used for power filter, and the capacitance of the electric capacity C1 in the present embodiment is 500 μ F.Three pole
Pipe VT2 collectively constitutes reduction voltage circuit with resistance R1, resistance R2, resistance R3 and diode D1, and the resistance of the resistance R1 is 150K
The resistance of Ω, the resistance R2 and resistance R3 is 800 Ω, and the voltage after blood pressure lowering is only 3V.The diode D1 is adopted
Realizing, audion VT2 is then realized 1N5401 diodes using 3AX81 audions.
The operational amplifier P and audion VT3, electric capacity C2, electric capacity C3, electric capacity C4 and resistance R4 collectively constitute amplification
Strong electromagnetic electric wave in circuit can be eliminated or suppressed by filter circuit, the filtering and amplifying circuit, so as to improve this
The sensitivity of utility model.During enforcement, the capacitance of the electric capacity C2 and electric capacity C3 is 100 μ F, and the capacitance of the electric capacity C4 is
The resistance of 60 μ F, the resistance R4 is 300 Ω.The operational amplifier P is realized using LM324 types operational amplifier, described
VT3 is also adopted by 3AX81 audions to realize.The Zener diode D2 then plays a part of voltage stabilizing, the voltage stabilizing in the present embodiment
Diode D2 is realized using 2CW110 types Zener diode.
The resistance R5, pick up BM, electric capacity C5, resistance R6, resistance R7 and audion VT4 collectively constitute sound control circuit,
Resistance R5 in the present embodiment is 4K Ω, and resistance R6 is 1M Ω, and resistance R7 is 10K Ω, and the capacitance of electric capacity C5 is 25 μ F, described three
Pole pipe VT4 is then realized using 9014 audions.Need not be illuminated using illuminating lamp in bright light, now photoconductive resistance RG
Resistance be 1K Ω or so, the colelctor electrode of audion VT4 is in electronegative potential.Even if now someone passes by and sends the sound and pick up
BM can collect acoustical signal, and because the colelctor electrode of audion VT4 is in electronegative potential, then the base stage of audion VT1 is in cut-off
State, therefore illuminating lamp BL will not be lit, so as to using electricity wisely.Audion VT1 in the present embodiment is also adopted by 3A,X81 tri-
Pole pipe is realizing.
Illuminating lamp is needed to illuminate in dim light, now the resistance of photoconductive resistance RG is 1M Ω or so.When someone passes by
The sound is sent, pick up BM collects acoustical signal and acoustical signal is converted into into the signal of telecommunication, base stage and the transmitting of audion VT4
Pole is in cut-off state, and its colelctor electrode is then in high potential, then the base stage of audion VT1 is switched on, and illuminating lamp BL then can be by point
It is bright, you can be illuminated.Now the positive pole of electric capacity C5 is in high potential, and negative pole is in electronegative potential, and electric current is slow by resistance R6
Charge to electric capacity C5, the base stage of audion VT4 and emitter stage quilt when the voltage of electric capacity C5 positive poles and negative pole two ends reaches balance
Conducting, its colelctor electrode is in electronegative potential again, then illuminating lamp BL extinguishes.The charging interval of the electric capacity C5 is then this utility model
For the delay time that illuminating lamp BL is lighted, the enough pedestrians of the delay time can ensure that pedestrian's is normal by corridor
It is current, while and not resulting in the waste of electric energy.When pedestrian due to the material of footwear causes footsteps lighter when can pass through
The mode stamped one's foot or clap one's hands sends the sound, facilitates pick up BM collected sound signals.
Reasonable in design of the present utility model, reaction sensitivity is higher, and stability is good when using, so as to improve
The service life of illuminating lamp, can well meet corridor and use for the out-of-date illumination of pedestrian way.This utility model adopts audion VT2
The reduction voltage circuit collectively constituted with resistance R1, resistance R2, resistance R3 and diode D1 carrying out blood pressure lowering to power supply, then by fortune
Calculate amplifier P and audion VT3, electric capacity C2, electric capacity C3, electric capacity C4 and resistance R4 to collectively constitute filtering and amplifying circuit to carry out
Secondary filtering process, the strong electromagnetic electric wave in circuit can be eliminated or suppressed by the filtering and amplifying circuit, so as to carry
High sensitivity of the present utility model, while more stable power supply signal can be provided for follow-up control circuit, can further protect
Demonstrate,prove the stability of whole circuit.
As described above, just can preferably realize this utility model.
Claims (3)
1. a kind of buck sound light control circuit of corridor high stability, it is characterised in that：Mainly by diode rectifier U,
Operational amplifier P, audion VT1, audion VT2, audion VT3, audion VT4, positive pole is just defeated with diode rectifier U's
Go out end be connected, the electric capacity C1 that negative pole is connected with the emitter stage of audion VT1, P poles Jing after resistance R4 with the negative pole of electric capacity C1
Be connected, the diode D1 that N poles are connected with the base stage of audion VT2, positive pole Jing after resistance R1 with the emitter stage of audion VT2
Be connected, the electric capacity C2 that negative pole is connected with the outfan of operational amplifier P, positive pole is connected with the negative pole of electric capacity C2, negative pole
The electric capacity C3 being connected with the emitter stage of audion VT1, be serially connected in the P poles of diode D1 and operational amplifier P outfan it
Between resistance R2, positive pole is connected Jing after resistance R4 with the negative input end of operational amplifier P, negative pole is connected with the negative pole of electric capacity C1
The electric capacity C4 for connecing, P poles are connected Jing after resistance R7 with the colelctor electrode of audion VT4, N poles are connected with the emitter stage of audion VT3
The Zener diode D2 for connecing, positive pole is connected Jing after pick up BM with the emitter stage of audion VT1, negative pole and audion VT4
The electric capacity C5 that base stage is connected, the resistance R5 being serially connected between the P poles of Zener diode D2 and the positive pole of electric capacity C5, are serially connected in steady
Resistance R6 between the P poles of pressure diode D2 and the negative pole of electric capacity C5, is serially connected in the emitter stage and audion VT4 of audion VT1
Colelctor electrode between photoconductive resistance RG, and be serially connected in the colelctor electrode of audion VT1 and the negative output terminal of diode rectifier U
Between illuminating lamp BL composition；The emitter stage of the audion VT1 is connected with the emitter stage of audion VT4, its base stage and three
The colelctor electrode of pole pipe VT4 is connected；The colelctor electrode of the audion VT2 is connected with the positive pole of electric capacity C1, the audion VT3
Base stage be connected with the positive input terminal of operational amplifier P, its colelctor electrode is connected with the positive pole of electric capacity C2；The diode is whole
Two inputs composition power input of stream device U.
2. the buck sound light control circuit of a kind of corridor high stability according to claim 1, it is characterised in that：Institute
State the full-wave bridge rectifier circuit that diode rectifier U is four 1N4007 types diode compositions.
3. the buck sound light control circuit of a kind of corridor high stability according to claim 1, it is characterised in that：Institute
Audion VT3 is stated for 9014 audions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621113798.1U CN206181482U (en) | 2016-10-11 | 2016-10-11 | Pressure reducing type sound and light control circuit of high stability for corridor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621113798.1U CN206181482U (en) | 2016-10-11 | 2016-10-11 | Pressure reducing type sound and light control circuit of high stability for corridor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206181482U true CN206181482U (en) | 2017-05-17 |
Family
ID=58677467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621113798.1U Expired - Fee Related CN206181482U (en) | 2016-10-11 | 2016-10-11 | Pressure reducing type sound and light control circuit of high stability for corridor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206181482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108366468A (en) * | 2018-05-18 | 2018-08-03 | 苏州华铭威智能科技有限公司 | A kind of scrubbing brush light source intelligent adjusting circuit |
-
2016
- 2016-10-11 CN CN201621113798.1U patent/CN206181482U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108366468A (en) * | 2018-05-18 | 2018-08-03 | 苏州华铭威智能科技有限公司 | A kind of scrubbing brush light source intelligent adjusting circuit |
| CN108366468B (en) * | 2018-05-18 | 2022-09-23 | 苏州铭炜智能科技有限公司 | Intelligent adjusting circuit for ground brush light source |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105611667B (en) | A kind of control circuit and its control method based on acousto-optic control energy-saving LED | |
| CN204350411U (en) | A kind of LED emergency light | |
| CN108072809A (en) | A kind of electrical load detection of electrical leakage warning circuit | |
| CN206181482U (en) | Pressure reducing type sound and light control circuit of high stability for corridor | |
| CN200956674Y (en) | On-line emergency lamp | |
| CN204466010U (en) | A kind of Acoustooptic control economizer switch | |
| CN206181483U (en) | Sound and light control circuit of high stability for corridor | |
| CN206181484U (en) | Full -bridge rectifier type sound and light control circuit for corridor | |
| CN205909227U (en) | Voice circuit based on CD4011 and photo resistance | |
| CN205356748U (en) | Overcurrent protection lamps and lanterns | |
| CN202095144U (en) | Sound-light control streetlamp circuit | |
| CN201742623U (en) | Sound-and-light controlled energy-saving lamp based on turn-off of oscillatory waves | |
| CN204929328U (en) | Energy -conserving LED of reputation | |
| CN204993995U (en) | LED power source | |
| CN104113945A (en) | Lighting circuit and lamp | |
| CN203181305U (en) | Emergency lighting device based on small electrical signals in detection circuit | |
| CN203574905U (en) | Energy-saving lamp control circuit | |
| CN202035205U (en) | Novel sound and light controlled time delay switch | |
| CN204859680U (en) | Energy -conserving LED doorbell lamp | |
| CN204836719U (en) | Sound and light control economize on electricity LED switch | |
| CN205546112U (en) | Prevent not moving acoustic control LED lamp circuit | |
| CN205249535U (en) | Intelligent energy -conserving LED lamp sound and light control system | |
| CN203813987U (en) | Sound control device for LED lamp | |
| CN204859629U (en) | LED time delay corridor lamp | |
| CN208158961U (en) | A kind of corridor lamp automatic control circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20171011 |