CN214544852U - LED lamp regulating circuit - Google Patents
LED lamp regulating circuit Download PDFInfo
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- CN214544852U CN214544852U CN202120605175.0U CN202120605175U CN214544852U CN 214544852 U CN214544852 U CN 214544852U CN 202120605175 U CN202120605175 U CN 202120605175U CN 214544852 U CN214544852 U CN 214544852U
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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
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- 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 application relates to an LED lamp adjusting circuit, which relates to the field of lighting equipment; it includes automatic regulating system, is used for VCC and corridor lamp L to the power of automatic regulating system power supply, corridor lamp L is in the state of often going out, and automatic regulating system includes: the human body sensing unit is connected to a power supply VCC to detect whether a person is present or not, and outputs a first detection signal when the person is present; the light sensing unit is connected with a power supply VCC to detect the brightness of the corridor and output a second detection signal when no light is emitted; the control unit is connected with the output ends of the human body sensing unit and the light sensing unit to acquire a first detection signal and a second detection signal, and outputs a control signal when the first detection signal and the second detection signal are acquired simultaneously; and the adjusting unit is connected with the output end of the control unit to acquire the control signal and responds to the control signal to adjust the illumination of the corridor lamp L. This application has effectively improved the effect that convenience was adjusted to public place corridor lamp L.
Description
Technical Field
The application relates to the field of lighting equipment, in particular to an LED lamp adjusting circuit.
Background
At present, LED lighting equipment becomes an indispensable decorative single product for every family, and with the technology and development of social science, different types of LED lamps are produced and applied to different scenes; corridor lamps are common in home or office buildings and other decorations, serve as auxiliary lighting tools, and have different shapes.
The existing corridor lights are generally controlled by switches, and particularly in office buildings or shopping malls, the corridor lights need to be kept in an on state for a long time when the places are open, so as to better assist in lighting.
In view of the above-mentioned related technologies, the inventor believes that when the turning-on and turning-off of the corridor lamp needs to be adjusted, a worker needs to go to the site to adjust the turning-on and turning-off of the corridor lamp, so that the defect that the turning-on and turning-off of the corridor lamp is inconvenient to control exists.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that corridor lamps in public places such as office buildings are difficult to achieve automatic on-off, the application provides an LED lamp adjusting circuit.
The application provides a LED lamp regulating circuit adopts following technical scheme:
the utility model provides a LED lamp regulating circuit, includes automatic regulating system, is used for VCC and corridor lamp L to the power supply of automatic regulating system, and wherein corridor lamp L is in the state of normally going out, and automatic regulating system includes: the human body sensing unit is connected with the power supply VCC so as to detect whether a person passes through the corridor lamp L and output a first detection signal when the person passes through the corridor lamp L; the light sensing unit is connected with a power supply VCC to detect the brightness of the corridor and output a second detection signal when no light is emitted; the control unit is connected with the output ends of the human body sensing unit and the light sensing unit to acquire a first detection signal and a second detection signal, and outputs a control signal when the first detection signal and the second detection signal are acquired simultaneously; and the adjusting unit is connected to the output end of the control unit to acquire the control signal and responds to the control signal to adjust the illumination of the corridor lamp L.
By adopting the technical scheme, the human body sensing unit is used for detecting whether a person passes through the corridor, the light sensing unit is used for detecting the brightness of the corridor, the control unit is enabled to output a control signal when the corridor is free of light and the person passes through, and the adjusting unit responds to the control signal to control the corridor lamp L to be lightened; when no person passes through the corridor or the brightness of the corridor is sufficient, the corridor lamp L is not turned on, so that the automatic adjustment of the turning-on and turning-off of the corridor lamp L is realized, and the energy conservation is realized.
Optionally, the human body sensing unit includes a human body sensing sensor P and an amplifier a1, wherein the human body sensing sensor P is connected to the power VCC, an output terminal of the human body sensing sensor P is connected to an input terminal of the amplifier a1, and an output terminal of the amplifier a1 is connected to the control unit; when a person passes by, the signal output by the human body induction sensor P is amplified by the amplifier a1 to form a first detection signal.
By adopting the technical scheme, the signal detected by the human body induction sensor P is weak, and the first detection signal is formed after the signal is amplified by the amplifier A1, so that the control accuracy of the corridor lamp L is improved conveniently.
Optionally, the human body sensor P is a pyroelectric infrared sensor, an input end of the human body sensor P is connected to the power VCC, an output end of the human body sensor P is connected to an input end of the amplifier a1, and a ground end of the human body sensor P is grounded.
Through adopting above-mentioned technical scheme, pyroelectric infrared sensor is chooseed for use to human induction sensor P, possesses good interference immunity, is convenient for improve the regulation degree of accuracy of corridor lamp L.
Optionally, the light sensing unit includes a photo sensor G and a first switch Q1, wherein the photo sensor G is connected to the power VCC, an output terminal of the photo sensor G is connected to an input terminal of the first switch Q1, and when the photo sensor G does not detect light, the first switch Q1 is turned on and outputs a second detection signal to the control unit.
By adopting the technical scheme, the photosensitive sensor G can detect the light near the corridor lamp L in real time and enables the first switch tube Q1 to be conducted when no light exists, so that the light sensing unit outputs the second detection signal to the control unit.
Optionally, the determining unit includes an and gate N, one input end of the and gate N is connected to the output end of the first switch tube Q1, the other input end of the and gate N is further connected to the output end of the amplifier a1, and when the and gate N receives the first detection signal and the second detection signal at the same time, the output end of the and gate N outputs a control signal to the adjusting unit.
By adopting the technical scheme, if and only if people pass through and the corridor is free of light, the AND gate N inputs a control signal to the control unit, so that the possibility of mistakenly lighting the corridor lamp L is effectively reduced, and resources are effectively saved.
Optionally, the adjusting unit includes a second switching tube Q2, a third resistor R3 and a relay KM, and two ends of the hall lamp L are connected in parallel with a DC power supply DC; the input end of a second switch tube Q2 is connected with the output end of an AND gate N, the output end of the second switch tube Q2 is connected with a coil of a relay KM and then is connected with a power supply VCC, a normally open contact of the relay KM is connected between a corridor lamp L and a direct-current power supply DC in series, and the other output end of the second switch tube Q2 is grounded; one end of the third resistor R3 is connected to the output end of the and gate N, and the other end of the third resistor R3 is connected to the input end of the second switch tube Q2; when the and gate N transmits a control signal to the third resistor R3, the second switch Q2 is turned on.
By adopting the technical scheme, the third resistor R3 can effectively protect the second switch tube Q2, and meanwhile, when the AND gate N inputs a control signal to the third resistor R3, the second switch tube Q2 is conducted, so that the corridor lamp L is convenient to light up, and the automatic adjustment of the lighting and extinguishing of the corridor lamp L is realized.
Optionally, the automatic adjustment system further includes a calibration unit, the calibration unit includes a main control computer, an output end of the main control computer is connected between the third resistor R3 and the and gate N, and the main control computer outputs a calibration signal in response to a preset trigger signal; the second switching tube Q2 is responsive to the verification signal and conducts.
By adopting the technical scheme, security guards or managers in the place only need to input test signals to the adjusting unit through the main control computer in the security room or the monitoring room, and then watch whether the corridor lamp L lights through the display screen in the security room or the monitoring room, so that the quality of the corridor lamp L can be checked, on one hand, the manpower is effectively saved, on the other hand, the corridor lamp L can be in a good working state as far as possible, and the experience of tourists is improved.
Optionally, the automatic adjustment system further includes a main control unit, where the main control unit includes a manual switch K and a fourth resistor R4, where the manual switch K is a double-pole single-throw switch, one of stationary contacts of the manual switch K is connected to the power VCC, and the other stationary contact of the manual switch K is grounded; one movable contact of the manual switch K is connected between a power supply VCC and the coil of the relay KM after being connected in series with a fourth resistor R4, and the other movable contact of the manual switch K is connected between the coil of the relay KM and the output end of the second switch tube Q2.
Through adopting above-mentioned technical scheme, the visitor can control corridor lamp L through controlling hand switch K according to self needs to be convenient for improve visitor's experience and feel.
In summary, the present application includes at least one of the following beneficial technical effects:
1. only when people pass through the corridor and no light exists in the corridor, the corridor lamp L automatically turns on, so that the automatic adjustment of the turning on and off of the corridor lamp L is realized, the labor is effectively saved, and the energy is saved;
2. the inspection signal is transmitted to the adjusting unit through a main control computer in the security room or the monitoring room, and then whether the corridor lamp L is lighted or not is watched through the monitoring display screen, so that the inspection of the quality of the corridor lamp L is realized, on one hand, the labor is effectively saved, and on the other hand, the corridor lamp L can be maintained in a good working state as much as possible;
3. the human body induction sensor P is a pyroelectric infrared sensor and the like, so that the control precision of the adjusting circuit is effectively improved.
Drawings
FIG. 1 is a schematic diagram showing an automatic adjustment system;
fig. 2 is a schematic diagram showing a corridor lamp power supply circuit.
Description of reference numerals: 1. a human body sensing unit; 2. a light sensing unit; 3. a judgment unit; 4. an adjustment unit; 5. a verification unit; 6. and a main control unit.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses LED lamp regulating circuit.
Referring to fig. 1, an LED lamp adjusting circuit includes an automatic adjusting system, a power VCC for supplying power to the automatic adjusting system, and a corridor lamp L, wherein the automatic adjusting system includes a human body sensing unit 1, a light sensing unit 2, a determining unit 3, and an adjusting unit 4, the human body sensing unit 1 is connected to the power VCC, and is configured to detect whether a person passes through a corridor, and output a first detection signal to the determining unit 3 when the person passes through the corridor; the light sensing unit 2 is connected to a power VCC, and is used for detecting whether light exists in the corridor or not and outputting a second detection signal to the judging unit 3 when no light exists; one input end of the judging unit 3 is connected to the output end of the human body sensing unit 1 to obtain a first detection signal, the other input end of the judging unit 3 is connected to the output end of the light sensing unit 2 to obtain a second detection signal, and a control signal is output when the first detection signal and the second detection signal are received at the same time; the adjusting unit 4 is connected to the output end of the judging unit 3 to obtain a control signal and adjust the corridor lamp L to light.
Only when a person passes through the corridor and the corridor is free of light, the judging unit 3 outputs a control signal to the adjusting unit 4, so that the adjusting unit 4 can adjust the corridor lamp L to light up, therefore, on one hand, the time for a visitor or a worker to manually control the corridor lamp L to light up is effectively saved, and the experience of the visitor or the use of the worker is improved; on the other hand, the energy conservation is convenient to realize.
Referring to fig. 1, the human body sensing unit 1 includes a human body sensing sensor P, an amplifier a1, a first resistor R1 and a second resistor R2, wherein the human body sensing sensor P is a pyroelectric infrared sensor, the human body sensing sensor P is connected in series with a protection resistor R0 and then connected to a power VCC, and an output end of the human body sensing unit 1 is connected to a non-inverting input end of the amplifier a 1; the inverting input terminal of the amplifier A1 is grounded, one end of a second resistor R2 is connected to the output terminal of the amplifier A1, and the other end of the second resistor R2 is connected to the inverting input terminal of the amplifier A1; one end of the first resistor R1 is connected to the second resistor R2, and the other end of the first resistor R1 is grounded.
The amplifier A1, the first resistor R1 and the second resistor R2 jointly form a equidirectional operational amplifier circuit, the amplification factor is 1+ R2/R1, an analog voltage signal detected by the human body induction sensor P is amplified by the equidirectional operational amplifier circuit to form a first detection signal, and the first detection signal is transmitted to the judgment unit 3 through the amplifier A1; the human body induction sensor P selects a pyroelectric infrared sensor, so that the detection precision is convenient to improve, and the human body induction sensor P is amplified by the operational amplifier circuit and then conveyed to the judgment unit 3, so that the detection precision can be further improved.
Referring to fig. 1, the light sensing unit 2 includes a photo sensor G, a first switch Q1 and a fifth resistor R5, in this embodiment, the photo sensor G is a photo resistor G, the first switch Q1 is an NPN-type triode, and the corridor lamp L does not directly irradiate the photo resistor G; one end of the fifth resistor R5 is connected to the power source VCC, and the other end of the fifth resistor R5 is connected to the base of the first switch transistor Q1; one end of the photoresistor G is grounded, and the other end of the photoresistor G is connected to the base electrode of the first switching tube Q1; the collector of the first switch tube Q1 is connected to the power supply VCC, and the emitter of the first switch tube Q1 is grounded; the determination unit 3 is connected to the emitter of the first switching tube Q1.
When there is no light in the corridor, the resistance of the photo resistor G increases with the decrease of the illumination intensity, and the voltage division condition of the photo resistor G increases, so the base of the first switch Q1 becomes high level, and the collector and the emitter of the first switch Q1 are turned on, and the photo sensing unit 2 outputs the second detection signal to the determining unit 3, and the second detection signal is high level.
Referring to fig. 1, the determining unit 3 includes an and gate N, the and gate N is a two-input and single-output and gate N, one input end of the and gate N is connected to the output end of the amplifier a1, and the other input end of the and gate N is connected to the emitter of the first switching tube Q1; the and gate N outputs a control signal only when the first detection signal and the second detection signal are simultaneously input to the and gate N, and the control signal is at a high level.
Referring to fig. 1 and 2, the regulating unit 4 includes a third resistor R3, a second switch Q2 and a relay KM, in this embodiment, the second switch Q2 is also an NPN-type triode; one end of a third resistor R3 is connected to the output end of the AND gate N, and the other end of the third resistor R3 is connected to the base of the second switch tube Q2; a collector of the second switching tube Q2 is connected with a coil of the relay KM in series and then is connected with a power supply VCC; two ends of the corridor lamp L are connected with a direct-current power supply DC in parallel, and a normally open contact of the relay KM is connected between the corridor lamp L and the direct-current power supply DC; the third resistor R3 can effectively protect the second switch tube Q2, when the and gate N outputs a control signal to the third resistor R3, the emitter and collector of the second switch tube Q2 are conducted, the normally open contact of the relay KM is closed, and the porch lamp L is lit.
Referring to fig. 1, the automatic adjusting system further includes a verifying unit 5, the verifying unit 5 includes a main controller, the main controller is disposed in a security room or a monitoring room of an office building or a shopping mall, and an output end of the main controller is connected between the third resistor R3 and an output end of the and gate N; the main control machine can transmit a check signal to the adjusting unit 4, and the check signal is high level; security guards or other working personnel can transmit high-level check signals to the adjusting unit 4 through the main control machine in a security room or a monitoring room so as to enable the second switch tube Q2 to be conducted, whether the corridor lamp L is lightened or not can be monitored, and if the corridor lamp L is lightened, the corridor lamp L is not damaged; if the corridor lamp L is not lighted, the corridor lamp L is possibly damaged, and therefore verification of the corridor lamp L is achieved; the corridor lamp L is verified through the verification unit 5, so that the labor can be effectively saved, and meanwhile, the verification convenience is improved; on the other hand, the corridor lamp L can be kept in a good working state as much as possible so as to improve the experience of tourists.
Referring to fig. 1, the automatic regulating system further includes a main control unit 6, the main control unit 6 includes a manual switch K and a fourth resistor R4, the manual switch K is a double-pole single-throw switch; one static contact of the manual switch K is connected to a power supply VCC, and the other static contact of the manual switch K is grounded; the fourth resistor R4 is connected in series between the power supply VCC and the coil of the relay KM, one movable contact of the manual switch K is connected between the fourth resistor R4 and the power supply VCC, and the other movable contact of the manual switch K is connected between the relay KM and the second switch tube Q2; the manual switch K is arranged at a proper position of the corridor, and a visitor or a worker can actively control the corridor lamp L to be turned on or off by contacting or separating a movable contact of the manual switch K with or from a corresponding static contact, so that the use experience of the corridor lamp L is improved; the fourth resistor R4 can effectively protect the lantern L to improve the service life of the lantern L.
The implementation principle of the LED lamp adjusting circuit provided by the embodiment of the application is as follows: when a person passes through the corridor and the corridor is not illuminated, the human body sensing unit 1 can output a first detection signal to the judging unit 3, the light sensing unit 2 can output a second detection signal to the judging unit 3, and the first detection signal and the second detection signal are both high level; at this time, the and gate can output a high-level control signal, and the high-level control signal can enable the second switch tube Q2 to be conducted, so that the adjusting corridor lamp L is turned on, automatic adjustment of the corridor lamp L is realized, and energy conservation is realized.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a LED lamp regulating circuit, includes automatic regulating system, is used for VCC and corridor lamp L to the power supply of automatic regulating system, its characterized in that: the corridor lamp L is in the normal off state, the automatic regulating system includes:
the human body induction unit (1) is connected to a power supply VCC to detect whether a person is present or not, and outputs a first detection signal when the person is present;
the light sensing unit (2) is connected with a power supply VCC to detect the brightness of the corridor and outputs a second detection signal when no light is emitted;
the judging unit (3) is connected to the output ends of the human body sensing unit (1) and the light sensing unit (2) to acquire a first detection signal and a second detection signal, and outputs a control signal when the first detection signal and the second detection signal are acquired simultaneously; and the number of the first and second groups,
and the adjusting unit (4) is connected to the output end of the judging unit (3) to acquire the control signal and responds to the control signal to adjust the illumination of the corridor lamp L.
2. The LED lamp conditioning circuit of claim 1, wherein: the human body induction unit (1) comprises a human body induction sensor P and an amplifier A1, wherein the human body induction sensor P is connected with a power supply VCC, the output end of the human body induction sensor P is connected with the input end of an amplifier A1, and the output end of an amplifier A1 is connected with the judgment unit (3); when a person passes by, the signal output by the human body induction sensor P is amplified by the amplifier a1 to form a first detection signal.
3. The LED lamp conditioning circuit of claim 2, wherein: the human body induction sensor P is a pyroelectric infrared sensor, the input end of the human body induction sensor P is connected to a power supply VCC, the output end of the human body induction sensor P is connected to the input end of an amplifier A1, and the grounding end of the human body induction sensor P is grounded.
4. The LED lamp conditioning circuit of claim 2, wherein: the light sensing unit (2) comprises a photosensitive sensor G and a first switch tube Q1, wherein the photosensitive sensor G is connected to a power supply VCC, the output end of the photosensitive sensor G is connected to the input end of the first switch tube Q1, and when the photosensitive sensor G does not detect light, the first switch tube Q1 is conducted and outputs a second detection signal to the judging unit (3).
5. The LED lamp conditioning circuit of claim 4, wherein: the judging unit (3) comprises an AND gate N, one input end of the AND gate N is connected to the output end of the first switch tube Q1, the other input end of the AND gate N is further connected to the output end of the amplifier A1, and when the AND gate N receives the first detection signal and the second detection signal at the same time, the output end of the AND gate N outputs a control signal to the adjusting unit (4).
6. The LED lamp conditioning circuit of claim 5, wherein: the adjusting unit (4) comprises a second switching tube Q2, a third resistor R3 and a relay KM, and two ends of the corridor lamp L are connected with a direct-current power supply DC in parallel; the input end of a second switch tube Q2 is connected with the output end of an AND gate N, the output end of the second switch tube Q2 is connected with a coil of a relay KM and then is connected with a power supply VCC, a normally open contact of the relay KM is connected between a corridor lamp L and a direct-current power supply DC in series, and the other output end of the second switch tube Q2 is grounded; one end of the third resistor R3 is connected to the output end of the and gate N, and the other end of the third resistor R3 is connected to the input end of the second switch tube Q2; when the and gate N transmits a control signal to the third resistor R3, the second switch Q2 is turned on.
7. The LED lamp conditioning circuit of claim 6, wherein: the automatic adjusting system further comprises a checking unit (5), the checking unit (5) comprises a main control computer, the output end of the main control computer is connected between the third resistor R3 and the gate N, and the main control computer responds to a preset trigger signal to output a checking signal; the second switching tube Q2 is responsive to the verification signal and conducts.
8. The LED lamp conditioning circuit of claim 6, wherein: the automatic regulating system further comprises a main control unit (6), wherein the main control unit (6) comprises a manual switch K and a fourth resistor R4, the manual switch K is a double-pole single-throw switch, one static contact of the manual switch K is connected to a power supply VCC, and the other static contact of the manual switch K is grounded; one movable contact of the manual switch K is connected between a power supply VCC and the coil of the relay KM after being connected in series with a fourth resistor R4, and the other movable contact of the manual switch K is connected between the coil of the relay KM and the output end of the second switch tube Q2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120605175.0U CN214544852U (en) | 2021-03-25 | 2021-03-25 | LED lamp regulating circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120605175.0U CN214544852U (en) | 2021-03-25 | 2021-03-25 | LED lamp regulating circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214544852U true CN214544852U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120605175.0U Active CN214544852U (en) | 2021-03-25 | 2021-03-25 | LED lamp regulating circuit |
Country Status (1)
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|---|---|
| CN (1) | CN214544852U (en) |
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2021
- 2021-03-25 CN CN202120605175.0U patent/CN214544852U/en active Active
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