CN211656476U - Induction type illumination adjusting system - Google Patents
Induction type illumination adjusting system Download PDFInfo
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- CN211656476U CN211656476U CN202020761520.5U CN202020761520U CN211656476U CN 211656476 U CN211656476 U CN 211656476U CN 202020761520 U CN202020761520 U CN 202020761520U CN 211656476 U CN211656476 U CN 211656476U
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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 discloses an induction type illumination governing system, a serial communication port, including triode VT2, triode VT3, unidirectional thyristor VS concatenates resistance R8 etc. between triode VT 2's projecting pole and triode VT 3's base. The utility model discloses just light the light when detecting someone and passing through, extinguish when the pedestrian passes through the back light is automatic, its degree of automation is high, practices thrift the electric energy more.
Description
Technical Field
The utility model relates to an energy-conserving illumination field specifically indicates an induction type illumination governing system.
Background
At present, with the continuous development of science and technology and the continuous progress of society, the living standard of people is also continuously improved; the illumination is an important part in people's life, and in some large-scale buildings, like teaching building, its corridor all can install the light usually, and the light needs to light for a long time in night to provide the illumination for the people who pass through, but this kind of illumination mode is because the light will light for a long time, extravagant electric energy very much.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned problem, provide a more energy-conserving induction type illumination governing system.
The purpose of the utility model is realized through the following technical scheme: the induction type lighting adjusting system comprises a triode VT2, a triode VT3, a unidirectional thyristor VS, a resistor R8 connected between an emitting electrode of the triode VT2 and a base electrode of the triode VT3 in series, a voltage comparison circuit connected with the base electrode of the triode VT2, a capacitor C7 with one end connected with the emitting electrode of the triode VT2 and the other end connected with the emitting electrode of the triode VT3 after passing through the resistor R9, a voltage stabilizing circuit connected with a collecting electrode of the triode VT2, an illuminating lamp H connected between the voltage stabilizing circuit and a P electrode of the unidirectional thyristor VS in series, a light control circuit and a filter link connected with the voltage stabilizing circuit, a post-stage amplifying circuit connected with the voltage comparison circuit, a pre-stage amplifying circuit connected with the post-stage amplifying circuit, an infrared detection sensor U connected with the pre-stage amplifying circuit and an RC filter circuit; the base electrode of the triode VT2 is connected with the light control circuit, the collector electrode of the triode VT2 is connected with the collector electrode of the triode VT3, and the voltage stabilizing circuit and the filtering link are both connected with the power supply.
Further, the light control circuit comprises a triode VT4, a resistor R11 connected in series between an emitter and a base of the triode VT4, and a photoresistor RG with one end connected with the base of the triode VT4 and the other end connected with the voltage stabilizing circuit; the emitter of the triode VT4 is connected with the N pole of the unidirectional thyristor VS, and the collector of the triode VT4 is connected with the base of the triode VT 2.
The filter link comprises a resistor R12 and a capacitor C9, wherein one end of the resistor R12 is connected with the voltage stabilizing circuit, and the other end of the resistor R12 is connected with an emitter of a triode VT 4; the emitter of the transistor VT4 is connected to a power supply.
The voltage stabilizing circuit comprises a P pole power supply, a voltage stabilizing diode D4 of which the N pole is connected with a collector electrode of a triode VT2, a resistor R13 of which one end is connected with the P pole of a voltage stabilizing diode D4 and the other end is connected with the P pole of a unidirectional thyristor VS after passing through a lighting lamp H, and a capacitor C8 of which one end is connected with the N pole of the voltage stabilizing diode D4 and the other end is connected with a connection point of a resistor R12 and a capacitor C9.
The voltage comparison circuit comprises an amplifier P2, a diode D3 of which the P pole is connected with a collector of a triode VT2 and the N pole is connected with a negative pole input end of an amplifier P2, a capacitor C6 connected between the negative pole input end and an output end of the amplifier P2 in series, a resistor R7 of which one end is connected with a positive pole input end of the amplifier P2 and the other end is connected with the N pole of a unidirectional thyristor VS, and a resistor R6 of which one end is connected with the negative pole input end of an amplifier P2 and the other end is connected with a post-stage amplification circuit; the output end of the amplifier P2 is connected with the base of the transistor VT 2.
The post-stage amplifying circuit comprises an amplifier P1, a capacitor C5 connected in series between the negative input end and the output end of the amplifier P1, a diode D2 with the N pole connected with the output end of the amplifier P1 and the P pole connected with the N pole of the unidirectional thyristor VS after passing through a resistor R5, a resistor R3 with one end connected with the negative input end of the amplifier P1 and the other end connected with the P pole of the diode D3 after passing through a capacitor C4, a resistor R4 with one end connected with the N pole of the diode D2 and the other end connected with the connection point of the resistor R3 and the capacitor C4, and a capacitor C3 with one end connected with the positive input end of the amplifier P1 and the other end connected with the pre-stage amplifying circuit.
The pre-stage amplifying circuit comprises a triode VT1, a capacitor C2 with one end connected with a D pin of the infrared detection sensor U and the other end connected with a base electrode of a triode VT1, a resistor R2 connected between the base electrode and an emitting electrode of the triode VT1 in series, and a diode D1 with an N pole connected with the emitting electrode of the triode VT1 and a P pole connected with the N pole of the unidirectional thyristor VS; the collector of the triode VT1 is connected with the RC filter circuit, and the P pole of the diode D1 is connected with the F pin of the infrared detection sensor U.
The RC filter circuit comprises a resistor R1 with one end connected with the collector of the triode VT1 and the other end connected with the P pole of the diode D3, and a capacitor C1 connected with the resistor R1 in parallel; the S pin of the infrared detection sensor U is connected to the P pole of the diode D3.
Compared with the prior art, the utility model, following advantage and beneficial effect have: the utility model discloses just light the light when detecting someone and passing through, extinguish when the pedestrian passes through the back light is automatic, its degree of automation is high, practices thrift the electric energy more.
Drawings
Fig. 1 is a structural diagram of the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
Examples
As shown in fig. 1, the utility model discloses an induction type lighting adjustment system, including triode VT2, triode VT3, unidirectional thyristor VS, the resistance R8 of concatenating between the emitter of triode VT2 and the base of triode VT3, the voltage comparison circuit who is connected with the base of triode VT2, one end is connected with the emitter of triode VT2, the electric capacity C7 that the other end is connected with the emitter of triode VT3 behind resistance R9, the voltage stabilizing circuit that is connected with the collecting electrode of triode VT2, light H of concatenating between voltage stabilizing circuit and unidirectional thyristor VS's the P utmost point, light-operated circuit and the filter link that are connected with voltage stabilizing circuit, the back-end amplifier circuit that is connected with the voltage comparison circuit, the preceding stage amplifier circuit that is connected with the back-end amplifier circuit, infrared detection sensor U and the RC filter circuit that are connected with the preceding-end amplifier circuit; the base electrode of the triode VT2 is connected with the light control circuit, the collector electrode of the triode VT2 is connected with the collector electrode of the triode VT3, and the voltage stabilizing circuit and the filtering link are both connected with the power supply. The triode VT2, the triode VT3, the unidirectional thyristor VS, the resistor R8 and the resistor R10 form a trigger switch which can control the operation of the illuminating lamp H.
The light control circuit comprises a transistor VT4, a resistor R11 and a photoresistor RG. When the resistor R11 is connected in series between the emitter and the base of the triode VT4, one end of the photosensitive resistor RG is connected with the base of the triode VT4, and the other end of the photosensitive resistor RG is connected with the voltage stabilizing circuit; the emitter of the triode VT4 is connected with the N pole of the unidirectional thyristor VS, and the collector of the triode VT4 is connected with the base of the triode VT 2. The light control circuit can control the work of the illuminating lamp H according to the brightness of the environment.
The filter link is used for filtering input voltage and comprises a resistor R12 and a capacitor C9, wherein one end of the resistor R12 is connected with the voltage stabilizing circuit, and the other end of the resistor R12 is connected with an emitter of a triode VT 4; the emitter of the transistor VT4 is connected to a power supply.
The voltage stabilizing circuit is used for stabilizing input voltage and enabling a system to work more stably and comprises a P pole power supply, a voltage stabilizing diode D4, an N pole of which is connected with a collector of a triode VT2, a resistor R13, one end of which is connected with the P pole of a voltage stabilizing diode D4, the other end of which is connected with the P pole of a unidirectional thyristor VS after passing through a lighting lamp H, and a capacitor C8, one end of which is connected with the N pole of the voltage stabilizing diode D4, and the other end of which is connected with a connection point of a resistor R12 and a capacitor C9.
The voltage comparison circuit comprises an amplifier P2, a resistor R6, a resistor R7, a capacitor C6 and a diode D3. Specifically, the P-pole of the diode D3 is connected to the collector of the transistor VT2, and the N-pole is connected to the negative input terminal of the amplifier P2. The capacitor C6 is connected in series between the negative input terminal and the output terminal of the amplifier P2. One end of the resistor R7 is connected to the positive input terminal of the amplifier P2, and the other end thereof is connected to the N-pole of the unidirectional thyristor VS. One end of the resistor R6 is connected with the negative input end of the amplifier P2, and the other end is connected with the post-stage amplifying circuit. The output end of the amplifier P2 is connected with the base of the transistor VT 2.
The post-stage amplifying circuit comprises an amplifier P1, a capacitor C5 connected in series between the negative input end and the output end of the amplifier P1, a diode D2 with the N pole connected with the output end of the amplifier P1 and the P pole connected with the N pole of the unidirectional thyristor VS after passing through a resistor R5, a resistor R3 with one end connected with the negative input end of the amplifier P1 and the other end connected with the P pole of the diode D3 after passing through a capacitor C4, a resistor R4 with one end connected with the N pole of the diode D2 and the other end connected with the connection point of the resistor R3 and the capacitor C4, and a capacitor C3 with one end connected with the positive input end of the amplifier P1 and the other end connected with the pre-stage amplifying circuit.
The pre-stage amplifying circuit comprises a triode VT1, a capacitor C2 with one end connected with a D pin of the infrared detection sensor U and the other end connected with a base electrode of a triode VT1, a resistor R2 connected between the base electrode and an emitting electrode of the triode VT1 in series, and a diode D1 with an N pole connected with the emitting electrode of the triode VT1 and a P pole connected with the N pole of the unidirectional thyristor VS. The collector of the triode VT1 is connected with the RC filter circuit, and the P pole of the diode D1 is connected with the F pin of the infrared detection sensor U.
The RC filter circuit comprises a resistor R1 with one end connected with the collector of the triode VT1 and the other end connected with the P pole of the diode D3, and a capacitor C1 connected with the resistor R1 in parallel; the S pin of the infrared detection sensor U is connected to the P pole of the diode D3.
The working principle of the utility model is as follows: the illuminating lamp H is installed in a corridor of a building, when a person passes through the corridor, the infrared detection sensor U detects a signal, the D pin outputs a weak electric signal, the electric signal is amplified by an amplifier consisting of a triode VT1, a capacitor C2 and a resistor R2, and an RC filter circuit consisting of the capacitor C1 and the resistor R1 filters the electric signal to remove interference components of the signal. The amplified signal is input to an amplifier P1 through a capacitor C3, and is amplified with high gain and low noise by an amplifier P1. The capacitor C5 is a negative feedback capacitor of the amplifier P1, which stabilizes the quiescent operating point of the amplifier P1. The amplifier P1, the resistor R6 and the capacitor C6 form a comparator, the resistor R7 provides a reference voltage to the positive input terminal of the amplifier P1, and when the voltage input to the negative input terminal of the amplifier P2 is higher than the voltage input to the positive input terminal of the amplifier P2, the output terminal of the amplifier P2 changes from low level to high level. The triode VT2 is conducted after obtaining high level, the triode VT2 charges the capacitor C7 through the emitter electrode of the triode VT2, the triode VT3 is conducted after the resistor R8, the control electrode of the unidirectional thyristor VS is conducted after obtaining trigger current, and the illuminating lamp H is electrified and lightened at the moment. When a pedestrian passes by, the infrared detection sensor U stops outputting a signal, the triode VT2 is cut off, the capacitor C7 stores charges, the capacitor C7 discharges to the base electrode of the triode VT3 through the resistor R10, the triode VT3 and the unidirectional thyristor VS are continuously conducted, the illuminating lamp H can be continuously lightened, and after the charges in the capacitor C7 are discharged, the triode VT3 and the unidirectional thyristor VS are cut off, the illuminating lamp H is extinguished, and therefore time is delayed. In addition, in daytime, the photoresistor RG is in a low-resistance state under the irradiation of natural light, the triode VT4 is conducted, the base electrode potential of the triode VT2 is controlled by the collector electrode of the triode VT4, even if people pass through a corridor, the base electrode of the triode VT2 is in a low potential, the triode VT2 is cut off, and the illuminating lamp H can be lightened. At night, the photoresistor RG is not irradiated by natural light, and is in a high-impedance state, the triode VT4 is cut off, the triode VT2 is not controlled by the triode VT4, when a person passes through the triode VT2, the triode VT2 is conducted, and the illuminating lamp H can be lightened. In the present embodiment, the model and parameters of each electronic component are as shown in fig. 1.
As described above, the utility model discloses alright fine realization.
Claims (8)
1. The induction type illumination adjusting system is characterized by comprising a triode VT2, a triode VT3, a unidirectional thyristor VS, a resistor R8 connected between an emitting electrode of the triode VT2 and a base electrode of the triode VT3 in series, a voltage comparison circuit connected with the base electrode of the triode VT2, a capacitor C7, one end of which is connected with an emitting electrode of a triode VT2, the other end of which is connected with an emitting electrode of the triode VT3 after passing through the resistor R9, a voltage stabilizing circuit connected with a collecting electrode of the triode VT2, an illuminating lamp H connected between the voltage stabilizing circuit and a P electrode of the unidirectional thyristor VS in series, a light control circuit and a filter link connected with the voltage stabilizing circuit, a post-stage amplifying circuit connected with the voltage comparison circuit, a pre-stage amplifying circuit connected with the post-stage amplifying circuit, an infrared detection sensor U and an RC filter circuit connected with the pre-; the base electrode of the triode VT2 is connected with the light control circuit, the collector electrode of the triode VT2 is connected with the collector electrode of the triode VT3, and the voltage stabilizing circuit and the filtering link are both connected with the power supply.
2. The induction lighting regulation system of claim 1 wherein the light control circuit comprises a transistor VT4, a resistor R11 connected in series between the emitter and base of the transistor VT4, a photo resistor RG connected at one end to the base of the transistor VT4 and at the other end to a voltage regulator circuit; the emitter of the triode VT4 is connected with the N pole of the unidirectional thyristor VS, and the collector of the triode VT4 is connected with the base of the triode VT 2.
3. The induction lighting regulation system of claim 2 wherein the filter link comprises a resistor R12 connected at one end to the voltage regulation circuit and at the other end to the emitter of a transistor VT4, a capacitor C9 connected in parallel with the resistor R12; the emitter of the transistor VT4 is connected to a power supply.
4. The induction type lighting regulation system of claim 3, wherein the voltage regulation circuit comprises a P pole connected to the power supply, a Zener diode D4 with an N pole connected to the collector of the transistor VT2, a resistor R13 with one end connected to the P pole of the Zener diode D4 and the other end connected to the P pole of the unidirectional thyristor VS after passing through the lamp H, and a capacitor C8 with one end connected to the N pole of the Zener diode D4 and the other end connected to the connection point of the resistor R12 and the capacitor C9.
5. The induction lighting regulation system of claim 4 wherein the voltage comparison circuit comprises an amplifier P2, a diode D3 having a P pole connected to the collector of a transistor VT2 and an N pole connected to the negative input of an amplifier P2, a capacitor C6 connected in series between the negative input and the output of the amplifier P2, a resistor R7 having one end connected to the positive input of an amplifier P2 and the other end connected to the N pole of a unidirectional thyristor VS, and a resistor R6 having one end connected to the negative input of the amplifier P2 and the other end connected to a post-amplification circuit; the output end of the amplifier P2 is connected with the base of the transistor VT 2.
6. The induction type illumination adjusting system as claimed in claim 5, wherein the post-stage amplifying circuit comprises an amplifier P1, a capacitor C5 connected in series between the negative input terminal and the output terminal of the amplifier P1, a diode D2 having an N pole connected to the output terminal of the amplifier P1 and a P pole connected to the N pole of the unidirectional thyristor VS through a resistor R5, a resistor R3 having one end connected to the negative input terminal of the amplifier P1 and the other end connected to the P pole of the diode D3 through a capacitor C4, a resistor R4 having one end connected to the N pole of the diode D2 and the other end connected to the connection point of the resistor R3 and the capacitor C4, and a capacitor C3 having one end connected to the positive input terminal of the amplifier P1 and the other end connected to the pre-stage amplifying circuit.
7. The induction type lighting adjusting system as claimed in claim 6, wherein the pre-amplifier circuit comprises a transistor VT1, a capacitor C2 having one end connected to the D pin of the infrared detection sensor U and the other end connected to the base of the transistor VT1, a resistor R2 connected in series between the base and the emitter of the transistor VT1, a diode D1 having an N pole connected to the emitter of the transistor VT1 and a P pole connected to the N pole of the unidirectional thyristor VS; the collector of the triode VT1 is connected with the RC filter circuit, and the P pole of the diode D1 is connected with the F pin of the infrared detection sensor U.
8. The induction lighting regulation system of claim 7 wherein the RC filter circuit comprises a resistor R1 connected at one end to the collector of the transistor VT1 and at the other end to the P-pole of the diode D3, a capacitor C1 connected in parallel with the resistor R1; the S pin of the infrared detection sensor U is connected to the P pole of the diode D3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020761520.5U CN211656476U (en) | 2020-05-10 | 2020-05-10 | Induction type illumination adjusting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020761520.5U CN211656476U (en) | 2020-05-10 | 2020-05-10 | Induction type illumination adjusting system |
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| Publication Number | Publication Date |
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| CN211656476U true CN211656476U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020761520.5U Active CN211656476U (en) | 2020-05-10 | 2020-05-10 | Induction type illumination adjusting system |
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| CN (1) | CN211656476U (en) |
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