CN210932866U - Human body infrared induction ultraviolet disinfection lamp with light control function - Google Patents
Human body infrared induction ultraviolet disinfection lamp with light control function Download PDFInfo
- Publication number
- CN210932866U CN210932866U CN201920989787.7U CN201920989787U CN210932866U CN 210932866 U CN210932866 U CN 210932866U CN 201920989787 U CN201920989787 U CN 201920989787U CN 210932866 U CN210932866 U CN 210932866U
- Authority
- CN
- China
- Prior art keywords
- unit
- lamp
- signal
- human body
- coupled
- 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.)
- Active
Links
Images
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to a take human infrared induction's of light control function ultraviolet ray virus killing lamp relates to the technical field of virus killing lamp, has solved no matter open or close virus killing lamp, all needs the people to expose under the ultraviolet ray, and the ultraviolet ray that UV virus killing lamp radiated out is harmful to human cells, exposes the cell under the ultraviolet ray for a long time and takes place canceration easily, has the problem of certain potential safety hazard, and it includes: the device comprises a lamp bar, at least one UV disinfection lamp, a power supply unit, a human body detection unit, a first control unit and a first switch unit, wherein the first switch unit is coupled with the first control unit and the power supply unit and is used for receiving a first control signal and a voltage signal and outputting a first switch signal to the UV disinfection lamp; when the human body detection unit detects a human body, the UV disinfection lamp is turned off; otherwise, the UV germicidal lamp is not turned off. The utility model discloses when having the human body and being close the virus killing lamp, virus killing lamp self-closing has reduced the injury of virus killing lamp to human body cell, has improved the effect of the security when the virus killing lamp uses.
Description
Technical Field
The utility model belongs to the technical field of the technique of virus killing lamp and specifically relates to a take human infrared induction's of light-operated function ultraviolet ray virus killing lamp is related to.
Background
The ultraviolet sterilizing lamp is used to kill bacteria propagule, spore, mycobacteria, coronavirus, fungus, rickettsia and chlamydia with ultraviolet ray, and can sterilize the surface, water and air of the object polluted by the above viruses. Ultraviolet ray disinfection lamp mainly divide into: high pressure, medium pressure and low pressure. The disinfection application is mainly low pressure.
The existing UV disinfection lamp works for a long time after being started, but the disinfection lamp needs to be exposed to ultraviolet rays no matter the disinfection lamp is started or closed, the ultraviolet rays radiated by the UV disinfection lamp are harmful to human cells, the cells exposed to the ultraviolet rays for a long time are easy to cancerate, certain potential safety hazards exist, and an improved space is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take ultraviolet ray virus killing lamp of human infrared induction of light-operated function, when the human body is close the virus killing lamp, virus killing lamp self-closing has reduced the injury of virus killing lamp to human cells, has improved the security when virus killing lamp uses.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a human body infrared induction ultraviolet disinfection lamp with a light control function comprises a lamp bar and at least one UV disinfection lamp arranged on the lamp bar, and further comprises a power supply unit arranged on the lamp bar and used for outputting voltage signals, a human body detection unit coupled to the power supply unit and used for receiving the voltage signals and converting the voltage signals into human body detection signals, a first control unit coupled to the human body detection unit and the power supply unit and used for receiving the human body detection signals and the voltage signals and outputting first control signals, and a first switch unit coupled to the first control unit and the power supply unit and used for receiving the first control signals and the voltage signals and outputting the first switch signals to the UV disinfection lamp;
when the human body detection unit detects a human body, the UV disinfection lamp is turned off; otherwise, the UV germicidal lamp is not turned off.
By adopting the technical scheme, when a human body is close to the UV disinfection lamp, the UV disinfection lamp is automatically turned off, so that the damage of the disinfection lamp to human cells is reduced, and the safety of the disinfection lamp in use is improved.
The utility model discloses further set up to: the lighting lamp further comprises a light collecting unit, a comparing unit, a reference unit, a second control unit, a second switch unit and at least one lighting lamp, wherein the light collecting unit is coupled with the power supply unit to receive the voltage signal and is used for collecting the ambient light intensity and converting the ambient light intensity into a light intensity detection signal;
when the human body detection unit detects a human body and the light intensity detection signal is smaller than the reference signal, the illuminating lamp is turned on; otherwise, the illuminating lamp is not turned on.
Through adopting above-mentioned technical scheme, when the ambient light intensity detected signal is less than the reference signal and the human body is close to the UV virus killing lamp, when the UV virus killing lamp was closed, the light was opened, for the user throws light on, intellectuality and hommization when having improved the use of UV virus killing lamp.
The utility model discloses further set up to: the illuminating lamp and the UV disinfection lamp are arranged at intervals.
Through adopting above-mentioned technical scheme, the space of rational utilization lamp strip has improved the utilization ratio in space.
The utility model discloses further set up to: the second delay unit is coupled to the second switch unit and used for receiving the second switch signal and outputting a second delay signal to the illuminating lamp;
the second delay unit receives the second switch signal and outputs a second delay signal to the illuminating lamp.
Through adopting above-mentioned technical scheme, make the light delay and extinguish to for the user throws light on, ensure that the user leaves the back light and extinguish again, it is more humanized.
The utility model discloses further set up to: the first delay unit is coupled to the first control unit and used for receiving the first control signal and outputting a first delay signal to the first switch unit;
the first switch unit is coupled to the first delay unit to receive the first delay signal and output a first switch signal.
Through adopting above-mentioned technical scheme, when can ensure that the people leaves the UV virus killing lamp enough distance, the UV virus killing lamp just can be opened again, has reduced the injury of UV virus killing lamp to the human body, has improved the security when the UV virus killing lamp uses.
The utility model discloses further set up to: the UV disinfection lamp further comprises a second voltage transformation unit which is coupled with the first control unit and the power supply unit and is used for receiving the first control signal and the voltage signal and enabling the voltage of the power supply unit to be matched with the UV disinfection lamp.
By adopting the technical scheme, the voltage of the power supply unit can be matched with the voltage of the UV disinfection lamp, the stubble correcting work of the UV disinfection lamp is ensured, and the UV disinfection lamp is simple and practical.
The utility model discloses further set up to: the gear selection unit is coupled to the first control unit.
By adopting the technical scheme, the setting of the gear selection unit enables the UV disinfection lamp to have a plurality of working modes, so that a user can select the working mode of the UV disinfection lamp according to own needs, and the UV disinfection lamp is more practical.
The utility model discloses further set up to: the power supply unit comprises a lithium battery used for outputting a voltage signal and a first transformation circuit coupled to the lithium battery and used for receiving the voltage signal and outputting a transformation signal.
Through adopting above-mentioned technical scheme, first vary voltage circuit carries out the vary voltage to the voltage of lithium cell, makes voltage match in using electrical components and parts, makes components and parts be difficult for damaging because of voltage is too big, simple and practical.
The utility model discloses further set up to: the ultraviolet lamp also comprises a third switching unit coupled to the first control unit and used for receiving the first control signal and outputting a third switching signal, and an ultraviolet lamp coupled to the third switching unit and used for receiving the third switching signal and responding to the third switching signal.
Through adopting above-mentioned technical scheme, the user can be according to the needs of oneself, replaces some UV virus killing lamp into purple light lamp, and is more practical.
To sum up, the utility model discloses a beneficial technological effect does:
1. when a human body approaches the UV disinfection lamp, the UV disinfection lamp is automatically turned off, so that the damage of the disinfection lamp to human cells is reduced, and the safety of the disinfection lamp in use is improved;
2. when the ambient light intensity detection signal is smaller than the reference signal and the human body is close to the UV disinfection lamp, the illuminating lamp is turned on when the UV disinfection lamp is turned off, so that illumination is performed for a user, and the intellectualization and humanization of the UV disinfection lamp during use are improved.
Drawings
Fig. 1 is a schematic structural diagram of the human body infrared induction ultraviolet disinfection lamp with the light control function of the present invention.
Fig. 2 is a circuit diagram of a power supply unit according to an embodiment.
Fig. 3 is a circuit diagram of the human body detection unit, the first control unit, the light collection unit, the second control unit, the multi-unit switch, the second switch unit and the illumination lamp according to the first embodiment.
Fig. 4 is a circuit diagram of the second transforming unit, the UV germicidal lamp, the third switching unit and the ultraviolet lamp according to the first embodiment.
Fig. 5 is a circuit diagram of a power supply unit in the second embodiment.
Fig. 6 is a circuit diagram of the human body detection unit, the first control unit, the first delay unit, and the first switch unit in the second embodiment.
Fig. 7 is a circuit diagram of the second transforming unit in the second embodiment.
Fig. 8 is a circuit diagram of the light collecting unit, the comparing unit, the reference unit, the second control unit, the second switch unit and the second delay unit in the second embodiment.
In the figure, 1, a light bar; 2. a UV disinfection lamp; 3. a power supply unit; 4. a human body detection unit; 5. a first control unit; 6. a first switch unit; 7. a light collection unit; 8. a comparison unit; 9. a reference unit; 10. a second control unit; 11. a second switching unit; 12. an illuminating lamp; 13. a second delay unit; 14. a first delay unit; 15. a second voltage transformation unit; 16. a gear selection unit; 17. a lithium battery; 18. a first voltage transformation circuit; 19. a third switching unit; 20. ultraviolet lamp.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1 to 8.
Referring to fig. 1, the human body infrared induction ultraviolet disinfection lamp with the light control function disclosed by the utility model comprises a lamp strip 1, a UV disinfection lamp 2 and a lighting lamp 12; the light 12 is emitting diode D2, and the model is 3030, and UV disinfection lamp 2 and light 12's quantity all is one at least, and UV disinfection lamp 2 (D4) and light 12 lie in the same one side of lamp strip 1, and UV disinfection lamp 2 and light 12 are the interval setting, and here light 12 is 20, and UV disinfection lamp 2 is 8.
The first embodiment is as follows:
referring to fig. 2, 3 and 4, a power supply unit 3, a human body detection unit 4, a light collection unit 7, a first control unit 5, a second control unit 10, a first switch unit 6, a second switch unit 11, a first delay unit 14, a second delay unit 13, a second voltage transformation unit 15, a comparison unit 8, a reference unit 9 and a gear selection unit 16 are welded on a light bar 1.
The power supply unit 3 is used for outputting a voltage signal; the human body detection unit 4 is coupled to the power supply unit 3 to receive the voltage signal and is used for detecting a human body and converting the human body into a human body detection signal; the first control unit 5 is coupled to the human body detection unit 4 and the power supply unit 3, and is configured to receive the human body detection signal and the voltage signal and output a first control signal; the first delay unit 14 is coupled to the first control unit 5 and configured to receive the first control signal and output a first delay signal; the first switch unit 6 is coupled to the first delay unit 14 and the power supply unit 3, and is configured to receive the first delay signal and the voltage signal and output the first switch signal to the UV disinfection lamp 2.
The light ray collection unit 7 is coupled to the power supply unit 3 to receive the voltage signal and is used for collecting light intensity and converting the light intensity into a light intensity detection signal; the comparison unit 8 is coupled to the light collection unit 7 and is configured to receive the light intensity detection signal and output a comparison signal; the reference unit 9 is used for providing a reference signal for the comparison unit 8; the second control unit 10 is coupled to the comparison unit 8 and the human body detection unit 4, and is configured to receive the comparison signal and the human body detection signal and output a second control signal; the second switching unit 11 is coupled to the second control unit 10 to receive the second control signal and output a second switching signal; the second delay unit 13 is coupled to the second switch unit 11 and configured to receive the second switch signal and output the second delay signal to the illumination lamp 12.
Referring to fig. 2, the power supply unit 3 includes a lithium battery 17 for outputting a voltage signal and a first transforming circuit 18 coupled to the lithium battery 17 for receiving the voltage signal and outputting a transformed signal; the first transformation circuit 18 comprises a diode D1, a capacitor C4, a capacitor C5, a capacitor C6, a capacitor C7 and a voltage stabilizing chip U1; the model of the diode D1 is 1N5819-S4, the model of the voltage stabilization chip U1 is AS7125/SOT023, the capacitor C4 is 22 muF, the capacitor C5 is 100nF, the capacitor C6 is 22 muF, and the capacitor C5 is 100 nF.
The anode of the diode D1 is connected with the anode of the lithium battery 17, the cathode of the diode D1 is connected with one end of a capacitor C4, one end of a capacitor C5 and a pin 3 of a voltage stabilizing chip U1, the other end of a capacitor C4, the other end of a capacitor C5 and a pin 1 of a voltage stabilizing chip U1 are connected with the cathode of the lithium battery 17 and the ground GND, one end of a capacitor C6 and one end of a capacitor C7 are connected with a pin 2 of the voltage stabilizing chip U1, and the other end of a capacitor C6 and the other end of a capacitor C7 are connected with the ground GND; the output voltage of the point a is 2.5V, so that the human body detection unit 4 and the light collection unit 7 are powered, and the first control unit 5 and the second control unit 10 are powered.
Referring to fig. 3, the human body detecting unit 4 includes a pyroelectric infrared sensor N1, a resistor R1, and a capacitor C1; the model of the pyroelectric infrared sensor N1 is LN074C, the resistance of the resistor R1 is 50k omega, and the capacitance C1 is 100 nF.
When the pyroelectric infrared sensor N1 detects a human body, the human body detection signal is at a high level, whereas the human body detection signal is at a low level.
Referring to fig. 3, the light collection unit 7 includes a photo resistor CDS1, a resistor R2, a resistor R3, and a capacitor C2; the model number of the photosensitive resistor CDS1 is 5506, the resistance value of the resistor R2 is 560k omega, the resistance value of the resistor R3 is 680k omega, and the capacitance C2 is 100 nF.
One end of the photo resistor CDS1 is connected to the point a, the other end is connected to one end of the resistor R2, the other end of the resistor R2 is connected to one end of the resistor R3 and one end of the capacitor C2, and the other end of the capacitor C2 is connected to the other end of the resistor R3 and the ground GND.
When the light intensity of the environment is increased, the resistance value of the photoresistor CDS1 is reduced, the voltage of a point a is unchanged, the current is increased, the partial voltage of the resistor R3 is increased, and the light intensity detection signal is enhanced; when the light intensity of the environment decreases, the light intensity detection signal decreases.
Referring to fig. 3, the first control unit 5, the second control unit 10, the first delay unit 14 and the second delay unit 13 are all integrated in a human body induction chip U2, and the model of the human body induction chip U2 is AS 092; the gear selection unit 16 comprises a three-gear switch SW1, a resistor R4, a capacitor C3 and a resistor R5, wherein the resistance value of the resistor R4 is 200k Ω, the resistance C3 is 100nF, the resistance R5 is 200k Ω, and the model number of the three-gear switch SW1 is NP 4-20S/31.
Referring to fig. 3, the second switching unit 11 includes a resistor R6, a resistor R7, a resistor R8, and a field-effect transistor Q1, wherein the resistance of the resistor R6 is 100k Ω, the resistance of the resistor R7 is 4.7k Ω, the resistance of the resistor R8 is 200k Ω, and the model number of the field-effect transistor Q1 is HM3400/SOT 23.
One end of the resistor R7 is connected with a pin 7 of the human body induction chip U2, the other end of the resistor R7 is connected with one end of the resistor R6 and the G pole of the field-effect tube Q1, the other end of the resistor R6 is connected with the ground GND and the D pole of the field-effect tube Q1, the S pole of the field-effect tube Q1 is connected with one end of the resistor R8, the other end of the resistor R8 is connected with the cathode of the light-emitting diode D2, and the anode of the light-emitting diode D2 is connected with the anode of the lithium.
Referring to fig. 3 and 4, the second transforming unit 15 includes a reactance L1, a capacitor C8, a boost chip U3, a resistor R9, a resistor R10, a capacitor C9, and a schottky diode D3, the reactance L1 is 4.7 μ H, the capacitor C8 is 10 μ F, the resistance of the resistor R9 is 100k Ω, the model of the boost chip U3 is AW5071, the resistance of the resistor R10 is 6.2k Ω, and the model of the schottky diode D3 is 1SS 154.
One end of a capacitor C8 is connected with the positive electrode of the lithium battery 17, one end of a reactor L1 and a pin 6 of a boost chip U3, the other end of a capacitor C8 is connected with a ground GND, the other end of a reactor L1 is connected with a pin 1 of a boost chip U3 and the positive electrode of a Schottky diode D3, the cathode of the Schottky diode D3 is connected with a pin 5 of a boost chip U3, one end of a capacitor C9 and the anode of a UV disinfection lamp 2D4, the other end of a capacitor C9 is connected with the ground GND, the cathode of the UV disinfection lamp 2D4 is connected with one end of a resistor R10 and a pin 3 of a boost chip U3, the other end of the resistor R10 is connected with the ground GND, a pin 2 of the boost chip U3 is connected with the ground, one end of a resistor R84 is connected with a pin 4 of the boost chip U3 and a pin 6 of a human body induction chip U2, and the other end.
Referring to fig. 3 and 4, the number of the UV sterilizing lamps 2 may be adjusted according to the user's needs, and a part of the UV sterilizing lamps 2 may be replaced with the ultraviolet lamps 20; further comprising a third switching unit 19 coupled to the first control unit 5 for receiving the first control signal and outputting a third switching signal, and an ultraviolet lamp 20 coupled to the third switching unit 19 for receiving the third switching signal and responding to the third switching signal.
The third switching unit 19 comprises a resistor R12, a resistor R11, a resistor R13 and a field effect transistor Q1, wherein the resistance value of the resistor R12 is 100k omega, the resistance value of the resistor R11 is 4.7k omega, the resistance value of the resistor R13 is 200k omega, and the model of the field effect transistor Q2 is HM3400/SOT 23.
One end of the resistor R11 is connected with a pin 6 of the human body induction chip U2, the other end of the resistor R11 is connected with one end of the resistor R12 and a G pole of the field-effect tube Q2, the other end of the resistor R12 is connected with a ground GND and a D pole of the field-effect tube Q2, an S pole of the field-effect tube Q2 is connected with one end of the resistor R13, the other end of the resistor R13 is connected with a cathode of the ultraviolet lamp 20D5, and an anode of the ultraviolet lamp 20D5 is connected with an anode of the lithium battery 17.
The light collection unit 7 is used for collecting signals in the aspect of illuminance, the resistor R3 is a photosensitive critical point adjusting resistor, and the function of adjusting the opening critical point of the illuminating lamp 12 at daytime and night can be realized by adjusting the resistance of the resistor R3.
The implementation principle of the embodiment is as follows:
(1) the fixed end of the three-gear switch SW1 is attracted to the contact 3, the UV disinfection lamp 2, the purple light lamp 20 and the illuminating lamp 12 do not work, the whole machine operates under the condition of very low power consumption, and the dissipation current is 30 muA/H.
(2) The fixed end of the three-gear switch SW1 is attracted to the contact 1, when no person is in use, the pyroelectric infrared sensor N1 outputs a low level, the pin 6 of the human body induction chip U2 outputs a high level, and the UV disinfection lamp 2 and the purple light lamp 20 work normally; at this time, no matter whether the light intensity detection signal is greater than or less than 2/3VDD, the pin 7 of the human body sensing chip U2 outputs a low level, and the illumination lamp 12 remains off.
When a person exists, the pyroelectric infrared sensor N1 outputs a high level, the pin 6 of the human body induction chip U2 outputs a low level, and the UV disinfection lamp 2 and the ultraviolet lamp 20 are immediately turned off; at this time, if the light intensity detection signal is less than 2/3VDD, pin 7 of the human body induction chip U2 outputs a high level, and the illumination lamp 12 is turned on for illumination; if the light intensity detection signal is greater than 2/3VDD, pin 7 of the human body induction chip U2 outputs a low level, and the illumination lamp 12 keeps off.
If the light intensity detection signal is less than 2/3VDD and a person is always in a detection range, the pyroelectric infrared sensor N1 outputs a high level, the pin 6 of the human body induction chip U2 outputs a low level, the pin 7 outputs a high level, the UV disinfection lamp 2 and the purple light lamp 20 are kept closed, the illuminating lamp 12 is kept opened, when the person leaves, the pyroelectric infrared sensor N1 outputs a low level, the pin 7 of the human body induction chip U2 outputs a low level, the pin 6 outputs a high level, the UV disinfection lamp 2 and the purple light lamp 20 are kept closed, and the illuminating lamp 12 is kept opened; after 20s, the pyroelectric infrared sensor N1 outputs a low level, the pin 7 of the human body induction chip U2 outputs a low level, the pin 6 outputs a high level, the illuminating lamp 12 is turned off, and the UV disinfection lamp 2 and the purple light lamp 20 are turned on again.
If the light intensity detection signal is greater than 2/3VDD and a person is always in the detection range, the pyroelectric infrared sensor N1 outputs a high level, the pin 6 of the human body induction chip U2 outputs a low level, the pin 7 outputs a low level, the UV disinfection lamp 2 and the purple light lamp 20 are kept closed, the illuminating lamp 12 is kept closed, when the person leaves, the pyroelectric infrared sensor N1 outputs a low level, the pin 7 of the human body induction chip U2 outputs a low level, the pin 6 outputs a low level, the UV disinfection lamp 2 and the purple light lamp 20 are kept closed, the illuminating lamp 12 is kept closed, after 20s, the pin 7 of the human body induction chip U2 outputs a low level, the pin 6 outputs a high level, the illuminating lamp 12 is kept closed, and the UV disinfection lamp 2 and the purple light lamp 20 are turned on again.
(3) In the power-saving disinfection mode, when no person is in use, the pyroelectric infrared sensor N1 outputs a low level, the pin 6 of the human body induction chip U2 outputs a low level, and the UV disinfection lamp 2 and the purple light lamp 20 are turned off; at this time, no matter the light intensity detection signal is greater than or less than 2/3VDD, the pin 7 of the human body sensing chip U2 outputs a low level, and the illumination lamp 12 remains off.
When a person exists, the pyroelectric infrared sensor N1 outputs a high level, the pin 6 of the human body induction chip U2 outputs a low level, and the UV disinfection lamp 2 and the ultraviolet lamp 20 do not work; at this time, if the light intensity detection signal is less than 2/3VDD, the pin 7 of the human body induction chip U2 outputs a high level, and the illumination lamp 12 is turned on for illumination; if the light intensity detection signal is greater than 2/3VDD, the pin 7 of the human body sensing chip U2 outputs a low level, and the illumination lamp 12 keeps off.
If the light intensity detection signal is less than 2/3VDD and a person is always in a detection range, the pyroelectric infrared sensor N1 outputs a high level, the pin 6 of the human body induction chip U2 outputs a low level, the pin 7 outputs a high level, the UV disinfection lamp 2 and the purple light lamp 20 are kept closed, the illuminating lamp 12 is kept opened, when the person leaves, the pyroelectric infrared sensor N1 outputs a low level, the pin 7 of the human body induction chip U2 outputs a low level, the pin 6 outputs a high level, the UV disinfection lamp 2 and the purple light lamp 20 are kept closed, and the illuminating lamp 12 is kept opened; after 20s, the pyroelectric infrared sensor N1 outputs a low level, the pin 7 of the human body induction chip U2 outputs a low level, the pin 6 outputs a high level, the illuminating lamp 12 is turned off, and the UV disinfection lamp 2 and the purple light lamp 20 are turned on again; after 60s, the pin 7 of the human body induction chip U2 outputs low level, the pin 6 outputs low level, the lighting lamp 12 is turned off, and the UV disinfection lamp 2 and the purple light lamp 20 are turned off.
If the light intensity detection signal is greater than 2/3VDD and a person is always in a detection range, the pyroelectric infrared sensor N1 outputs a high level, the pin 6 of the human body induction chip U2 outputs a low level, the pin 7 outputs a low level, the UV disinfection lamp 2 and the purple light lamp 20 are kept closed, the illuminating lamp 12 is kept closed, when the person leaves, the pyroelectric infrared sensor N1 outputs a low level, the pin 7 of the human body induction chip U2 outputs a low level, the pin 6 outputs a low level, the UV disinfection lamp 2 and the purple light lamp 20 are kept closed, and the illuminating lamp 12 is kept closed; after 20s, the pyroelectric infrared sensor N1 outputs a low level, the pin 7 of the human body induction chip U2 outputs a low level, the pin 6 outputs a high level, the illuminating lamp 12 is turned off, and the UV disinfection lamp 2 and the purple light lamp 20 are turned on again; after 60s, the pin 7 of the human body induction chip U2 outputs low level, the pin 6 outputs low level, the lighting lamp 12 is turned off, and the UV disinfection lamp 2 and the purple light lamp 20 are turned off.
Example two:
referring to fig. 5 and 6, the difference from the first embodiment is that the first delay unit 14 includes a capacitor C11, a resistor R15, a resistor R16, an energization delay relay KT1 and a transistor Q3, the energization delay relay KT1 is a normally closed contact energization delay relay, and can be customized according to actual conditions, the transistor Q3 is an NPN-type transistor and has a model number of 2SC4019, and a conduction threshold of the transistor is 0.7V; the resistance value of the resistor R15 is 1K omega; the resistance value of the resistor R16 is 1K omega; the resistance of the capacitor C11 is 800 pF.
One end of a capacitor C11 is connected with one end of the resistor 15 and a pin 2 of the pyroelectric infrared sensor N1, the other end of a capacitor C11 is connected with the other end of the resistor 15, one end of a resistor R16 and a base electrode of a triode Q3, the other end of a resistor R16 is connected with an emitter of a triode Q3 and a ground GND, a collector of the triode is connected with one end of an electrifying delay relay KT1, and the other end of the electrifying delay relay KT1 is connected with a point a.
Referring to fig. 6, the first switching unit 6 further includes a relay K1 and a resistor R17, wherein the relay K1 has a model of PQ1A-3V, and the resistor R17 has a resistance of 5.6K Ω.
One end of a normally closed contact KT1-1 of the electrified time-delay relay KT1 is connected with the anode of the lithium battery 17, the other end of the normally closed contact KT1-1 is connected with one end of a relay K1, the other end of the relay K1 is connected with one end of a resistor R17, and the other end of the resistor R17 is connected with the ground GND. One end of a normally open contact KT1-1 is connected with a power supply VCC, the other end of the normally open contact KT1-1 is connected with one end of a relay K1, the other end of the relay K1 is connected with a resistor R6, and the other end of the resistor R6 is connected with the ground GND.
Referring to fig. 7, the difference from the first embodiment is that the second transforming unit 15 includes a transistor Q4, a transistor Q5, a transistor Q6, a reactance L2, a capacitor C13, a capacitor C14, a capacitor C15, a resistor R18, a resistor R19, a rectifier diode D7, a rectifier diode D8, and a zener diode D6; the triode Q4 and the triode Q5 are both PNP type triodes, the model of the triode Q4 is 9012, the model of the triode Q5 is 9015, the model of the triode Q6 is an NPN type triode, the model is 8050, the reactance L2 is 240 muH, the capacitor C13 is 100 muF, the capacitor C14 is 510pF, the capacitor C15 is 100 muF, the resistance value of the resistor R18 is 22k omega, the resistance value of the resistor R19 is 5.1k omega, the models of the rectifier diode D7 and the rectifier diode D8 are both 1N4148, and the model of the zener diode D6 is 1N 4735A.
One end of a reactance L2 is connected with one end of a normally-open contact K1-1 of a relay K1, one end of a capacitor C13 and an emitter of a triode Q4, the other end of a normally-open contact K1-1 of a relay K1 is connected with the anode of a lithium battery 17, the other end of a reactance L2 is connected with the anode of a rectifier diode D8, one end of a capacitor C14 and the collector of a triode Q6, the other end of a capacitor C13 is connected with ground GND, the other end of a capacitor C14 is connected with one end of a resistor R18, the cathode of a current-stabilizing diode D7 and the base of a triode Q4, the other end of a resistor R18 is connected with ground GND, the collector of a triode Q4 is connected with the base of a triode Q6, the anode of a current-stabilizing diode D6 is connected with the collector of the triode Q6, the base of a transistor Q6 is connected with one end of a constant-stabilizing diode D6 and the cathode of a constant current-stabilizing, One end of the capacitor C15 is connected to the anode of the germicidal lamp D4, the anode of the zener diode D6 is connected to the emitter of the transistor Q6 and the ground GND, and the other end of the capacitor C15 is connected to the ground GND and the cathode of the germicidal lamp D4.
Referring to fig. 8, the difference from the first embodiment is that the comparison unit 8 is a comparator N2, and the model number of the comparator N2 is LM 393; the reference unit 9 is a resistor R20 and a resistor R22, the resistance of the resistor R20 is 200k Ω, and the resistance of the resistor R22 is 100k Ω.
The inverting input terminal of the comparator N2 is connected to one end of the resistor R20 and one end of the resistor R22, the other end of the resistor R20 is connected to the ground GND, the other end of the resistor R22 is connected to the point a, and the inverting input terminal of the comparator N2 is connected to the other end of the resistor R2, one end of the resistor R3, and one end of the capacitor C2.
Referring to fig. 8, it is also different from the first embodiment in that the second control unit 10 includes a diode D9, a diode D10, a resistor R21; the resistance of the resistor R21 is 3K omega, and the conduction voltages of the diode D8 and the diode D9 are both 0.7V.
The cathode of the diode D9 is connected with the pin 2 of the pyroelectric infrared sensor N1, one end of the resistor R1 and one end of the capacitor C1, the output end of the comparator N2 is connected with the cathode of the diode D10, the anode of the diode D9 and the anode of the diode D10 are both connected with one end of the resistor R21, and the other end of the resistor R21 is connected with the anode of the lithium battery 17.
When the pyroelectric infrared sensor N1 and the comparator N2 both output low levels, the diode D9 and the diode D10 are both turned on, and the voltage at the point A is 0.7V due to the clamping effect when the diodes are turned on in the forward direction. When the pyroelectric infrared sensor N1 outputs a low level and the comparator N2 outputs a high level, the diode D9 is turned on, and due to the clamping action, the voltage at the point c is 0.7V, and the diode D10 is turned off by a reverse voltage. When the pyroelectric infrared sensor N1 outputs a high level and the comparator N2 outputs a low level, the diode D10 is turned on, and due to the clamping action, the voltage at the point c is 0.7V, and the diode D9 is turned off by a reverse voltage. When the pyroelectric infrared sensor N1 and the comparator N2 both output a high level, the diode D9 and the diode D10 are both turned off, and the voltage at the point c is 3V.
Referring to fig. 8, it is also different from the first embodiment in that the second switching unit 11 is a relay K2, and the model of the relay K2 may be PQ 1A-3V; one end of the relay K2 is connected to one end of the resistor R21, the anode of the diode D9, and the anode of the diode D10, and the other end of the relay K2 is connected to the ground GND.
The anode of the illuminating lamp 12D2 is connected with one end of a normally open contact K2-1 of a relay K2, the other end of a normally open contact K2-1 of the relay K2 is connected with the ground GND, and the cathode of the light emitting diode D2 is connected with the anode of the lithium battery 17.
Referring to fig. 8, the difference from the first embodiment is that the second delay unit 13 is a capacitor C12, the capacitor C12 is 0.5 μ F, one end of the capacitor C12 is connected to the cathode of the led D2 and one end of the normally open contact K2-1 of the relay K2, and the other end of the capacitor C12 is connected to the anode of the led D2 and the anode of the lithium battery 17.
It also differs from the first embodiment in that the gear selection unit 16 is not included.
The implementation principle of the embodiment is as follows:
when no person approaches and the light intensity detection signal is greater than the reference signal, the pyroelectric infrared sensor N1 outputs a low level, the triode Q1 is not conducted, the normally closed contact KT1-1 of the electrified time delay relay KT1 is kept closed, the normally open contact K1-1 of the relay K1 is kept closed, the UV disinfection lamp 2 is kept opened, meanwhile, the normally open contact of the relay K2 is kept open, and the light emitting diode D2 is kept closed;
when a person approaches and the light intensity detection signal is greater than the reference signal, the pyroelectric infrared sensor N1 outputs a high level, the triode Q1 is conducted, the normally closed contact KT1-1 of the electrified delay relay KT1 is disconnected, the normally open contact of the relay K1 is disconnected, the UV disinfection lamp 2 does not work, meanwhile, the normally open contact K2-1 of the relay K2 is kept disconnected, the light emitting diode D2 is kept closed, after the person leaves, the pyroelectric infrared sensor N1 outputs a low level, the triode Q1 is not conducted, the normally closed contact KT1-1 of the electrified delay relay KT1 is closed after 20s, the normally open contact K1-1 of the relay K1 is closed, the UV disinfection lamp 2 is turned on, and the light emitting diode D2 is kept closed;
when a person approaches and the light intensity detection signal is smaller than the reference signal, the pyroelectric infrared sensor N1 outputs a high level, the triode Q1 is conducted, the normally closed contact KT1-1 of the electrified delay relay KT1 is opened, the normally closed contact K1-1 of the relay K1 is disconnected, the UV disinfection lamp 2 does not work, meanwhile, the normally open contact K2-1 of the relay K2 is closed, the light emitting diode D2 is opened, the capacitor C12 is charged, after the person leaves, the pyroelectric infrared sensor N1 outputs a low level, the triode Q1 is not conducted, the normally closed contact KT1-1 of the electrified delay relay KT1 is closed after 20s, the normally open contact K1-1 of the relay K1 is closed, and the UV disinfection lamp 2 is opened; after the person leaves, the capacitor C12 discharges, and after 20s, the LED D2 is turned off after the discharge is finished;
when no person approaches and the light intensity detection signal is smaller than the reference signal, the pyroelectric infrared sensor N1 outputs a low level, the triode Q1 is not conducted, the normally closed contact KT1-1 of the electrified time delay relay KT1 is kept closed, the normally open contact K1-1 of the relay K1 is kept closed, the UV disinfection lamp 2 is kept opened, meanwhile, the normally open contact of the relay K2 is kept open, and the light emitting diode D2 is kept closed.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a take human infrared induction's of light control function ultraviolet ray virus killing lamp, includes lamp strip (1) and at least one UV virus killing lamp (2) that set up on lamp strip (1), its characterized in that: the UV disinfection lamp also comprises a power supply unit (3) which is arranged on the lamp strip (1) and used for outputting a voltage signal, a human body detection unit (4) which is coupled with the power supply unit (3) and used for receiving the voltage signal and converting the voltage signal into a human body detection signal, a first control unit (5) which is coupled with the human body detection unit (4) and the power supply unit (3) and used for receiving the human body detection signal and the voltage signal and outputting a first control signal, and a first switch unit (6) which is coupled with the first control unit (5) and the power supply unit (3) and used for receiving the first control signal and the voltage signal and outputting a first switch signal to the UV disinfection lamp (2);
when the human body detection unit (4) detects a human body, the UV disinfection lamp (2) is turned off; otherwise, the UV disinfection lamp (2) is not turned off.
2. The human body infrared induction ultraviolet disinfection lamp with the light control function as claimed in claim 1, characterized in that: also comprises a light collecting unit (7) which is coupled with the power supply unit (3) to receive the voltage signal and is used for collecting the light intensity of the environment and converting the light intensity into a light intensity detection signal, a comparing unit (8) which is coupled with the light collecting unit (7) and is used for receiving the light intensity detection signal and outputting a comparison signal, and a reference unit (9) which is used for providing a reference signal for the comparing unit (8), the second control unit (10) is coupled with the comparison unit (8) and the human body detection unit (4) and used for receiving the comparison signal and the human body detection signal and outputting a second control signal, the second switch unit (11) is coupled with the second control unit (10) and used for receiving the second control signal and outputting a second switch signal, and the at least one illuminating lamp (12) is arranged on the lamp bar (1) and coupled with the second switch unit (11) and used for receiving the second switch signal and responding to the second switch signal;
when the human body detection unit (4) detects a human body and the light intensity detection signal is smaller than the reference signal, the illuminating lamp (12) is turned on; otherwise, the illuminating lamp (12) is not turned on.
3. The human body infrared induction ultraviolet disinfection lamp with the light control function as claimed in claim 2, characterized in that: the illuminating lamp (12) and the UV disinfection lamp (2) are arranged at intervals.
4. The human body infrared induction ultraviolet disinfection lamp with the light control function as claimed in claim 2, characterized in that: the lamp further comprises a second delay unit (13) which is coupled to the second switch unit (11) and used for receiving the second switch signal and outputting a second delay signal to the illuminating lamp (12);
the second delay unit (13) receives the second switch signal and outputs a second delay signal to the illuminating lamp (12).
5. The human body infrared induction ultraviolet disinfection lamp with the light control function as claimed in claim 1, characterized in that: further comprising a first delay unit (14) coupled to the first control unit (5) and configured to receive the first control signal and output a first delay signal;
the first switch unit (6) is coupled to the first delay unit (14) to receive the first delay signal and output a first switch signal.
6. The human body infrared induction ultraviolet disinfection lamp with the light control function as claimed in claim 1, characterized in that: the UV disinfection lamp further comprises a second voltage transformation unit (15) which is coupled with the first control unit (5) and the power supply unit (3) and is used for receiving the first control signal and the voltage signal and enabling the voltage of the power supply unit (3) to be matched with the UV disinfection lamp (2).
7. The human body infrared induction ultraviolet disinfection lamp with the light control function as claimed in claim 1, characterized in that: further comprises a gear selection unit (16) coupled to the first control unit (5).
8. The human body infrared induction ultraviolet disinfection lamp with the light control function as claimed in claim 1, characterized in that: the power supply unit (3) comprises a lithium battery (17) for outputting a voltage signal and a first transformation circuit (18) coupled to the lithium battery and used for receiving the voltage signal and outputting a transformation signal.
9. The human body infrared induction ultraviolet disinfection lamp with the light control function as claimed in claim 1, characterized in that: the ultraviolet lamp also comprises a third switching unit (19) coupled to the first control unit (5) and used for receiving the first control signal and outputting a third switching signal, and an ultraviolet lamp (20) coupled to the third switching unit (19) and used for receiving the third switching signal and responding to the third switching signal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920556908 | 2019-04-23 | ||
| CN2019205569089 | 2019-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210932866U true CN210932866U (en) | 2020-07-07 |
Family
ID=71392989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920989787.7U Active CN210932866U (en) | 2019-04-23 | 2019-06-27 | Human body infrared induction ultraviolet disinfection lamp with light control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210932866U (en) |
-
2019
- 2019-06-27 CN CN201920989787.7U patent/CN210932866U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104039057A (en) | Constant luminous flux LED module control circuit | |
| CN204466718U (en) | A kind of safe and reliable high pressure Mouse killing trap | |
| CN201393326Y (en) | Ballast with emergency lighting function | |
| CN210932866U (en) | Human body infrared induction ultraviolet disinfection lamp with light control function | |
| CN210401618U (en) | Circuit for detecting electric leakage through electric leakage voltage | |
| CN104507240A (en) | LED (light-emitting diode) lamp control device | |
| CN105517293B (en) | A kind of Light Control Unit and its system of micromodule computer room | |
| CN108770129B (en) | Acousto-optic induction intelligent lighting system | |
| CN204069439U (en) | Self-inspection LED acousto-optic control lamp | |
| CN212259377U (en) | Intelligent lamp with mosquito repelling and ultraviolet disinfection functions | |
| CN211656479U (en) | Portable perception disinfection small night-light | |
| CN212183784U (en) | Intelligent ultraviolet LED sterilization and disinfection control system | |
| CN203387737U (en) | Machine room energy saving lighting device | |
| CN212231757U (en) | Sterilizing lighting lamp circuit | |
| CN210351718U (en) | Intelligent photosensitive lighting device and floor brush using same | |
| CN208691607U (en) | A kind of energy saving indicating circuit of automatic vending machine | |
| CN202773127U (en) | Control circuit for mosquito killer lamp | |
| CN207491260U (en) | Room lighting power supply smart control system | |
| CN2680262Y (en) | Intelligent disinfecting apparatus | |
| CN209748866U (en) | LED control circuit | |
| CN204859609U (en) | Energy -concerving and environment -protective public lavatory control system | |
| CN217067148U (en) | Toothbrush disinfection receiver | |
| CN204425734U (en) | A kind of LED lamp circuit control device | |
| CN213403580U (en) | Safe disinfection circuit | |
| CN219775504U (en) | Intelligent wardrobe lamp and intelligent wardrobe system thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |