CN213694230U - Human infrared induction intelligence LED lithium cell lamps and lanterns - Google Patents
Human infrared induction intelligence LED lithium cell lamps and lanterns Download PDFInfo
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- CN213694230U CN213694230U CN202022624521.8U CN202022624521U CN213694230U CN 213694230 U CN213694230 U CN 213694230U CN 202022624521 U CN202022624521 U CN 202022624521U CN 213694230 U CN213694230 U CN 213694230U
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 24
- 230000006698 induction Effects 0.000 title claims abstract description 22
- 241001465382 Physalis alkekengi Species 0.000 title claims abstract description 9
- 230000002070 germicidal effect Effects 0.000 claims abstract description 20
- 230000001954 sterilising effect Effects 0.000 claims abstract description 16
- 230000001960 triggered effect Effects 0.000 claims abstract description 10
- 230000005669 field effect Effects 0.000 claims description 24
- 238000007599 discharging Methods 0.000 claims description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 description 14
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 102000053602 DNA Human genes 0.000 description 2
- 108020004414 DNA Proteins 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 229920002477 rna polymer Polymers 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to a LED control technical field discloses a timely and stable human infrared induction intelligence LED lithium cell lamps and lanterns of control signal processing possesses: the human body infrared sensing circuit is used for acquiring a pyroelectric infrared signal of a target object and converting the pyroelectric infrared signal into a level signal; the input end of the singlechip is connected with the signal output end of the human body infrared sensing circuit and is used for receiving the level signal and correspondingly outputting two paths of PWM pulse signals according to the level signal; one signal output end of the singlechip is connected with the LED light source lamp and is used for receiving PWM pulse signals; the LED light source lamp comprises an illuminating LED lamp and a sterilizing lamp; when the target object is in the sensing range of the human body infrared sensing circuit, the lighting LED lamp is triggered to be turned on by one path of PWM pulse signal, and the bactericidal lamp is turned off; when the germicidal lamp is triggered to light by the other path of PWM pulse signal, the lighting LED lamp is turned off.
Description
Technical Field
The utility model relates to a LED control technical field, more specifically say, relate to a human infrared induction intelligence LED lithium cell lamps and lanterns.
Background
Since the high-brightness white light LED comes out, the LED has the characteristics of high luminous efficiency, good electricity-saving effect, low energy consumption, safety, low heat, no pollution, long service life, high economy and the like, and is emphasized in illumination application. At present, when a human body is in the sensing range of an infrared sensor, a sterilization (UV) lamp is not on when an illuminating LED lamp is on; when the illumination LED lamp is turned on or off, the sterilization (UV) lamp is turned on, so that the equipment can be turned on when a person comes, and the equipment can be turned off when the person walks, thereby prolonging the service life of the product. However, when the control circuit controls the switching between the LED lamp and the germicidal (UV) lamp, the LED lamp and the germicidal (UV) lamp are not turned on or off in time due to the delay of the output control signal.
Therefore, how to improve the on-off timeliness of the illumination LED lamp and the sterilization (UV) lamp becomes a technical problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned of prior art because the delayed condition appears in the control signal of output, lead to illumination LED lamp and the (UV) lamp that disinfects switch on and close untimely defect, provide a timely and stable human infrared induction intelligence LED lithium cell lamps and lanterns of control signal processing.
The utility model provides a technical scheme that its technical problem adopted is: construct a human infrared induction intelligence LED lithium cell lamps and lanterns, possess:
the human body infrared sensing circuit is configured in the control circuit and used for acquiring a pyroelectric infrared signal of a target object and converting the pyroelectric infrared signal into a level signal;
the input end of the singlechip is connected with the signal output end of the human body infrared sensing circuit and is used for receiving the level signal and correspondingly outputting two paths of PWM pulse signals according to the level signal;
one signal output end of the single chip microcomputer is connected with the LED light source lamp and used for receiving the PWM pulse signal; wherein,
the LED light source lamp comprises an illuminating LED lamp and a sterilizing lamp;
when the target object is in the sensing range of the human body infrared sensing circuit, the lighting LED lamp is triggered to be turned on by one path of PWM pulse signals, and the sterilizing lamp is turned off;
when the sterilizing lamp is triggered to be turned on by the other path of PWM pulse signal, the lighting LED lamp is turned off.
In some embodiments, the LED light source lamp comprises a first field effect transistor and a second field effect transistor,
the grid electrode of the first field effect tube is coupled with the first PWM signal output end of the singlechip, the drain electrode of the first field effect tube is connected with the cathode of the lighting LED lamp,
the grid electrode of the second field effect tube is coupled to the second PWM signal output end of the single chip microcomputer, and the drain electrode of the second field effect tube is connected with the cathode of the germicidal lamp.
In some embodiments, the first and second fets are N-channel enhancement mode fets.
In some embodiments, the controller further comprises a four-gear switch, a first end of the four-gear switch is coupled to the first control end of the single chip microcomputer,
the second end of the four-gear switch is coupled to the second control end of the singlechip,
and the third end and the fourth end of the four-gear switch are respectively connected with the timing end of the human body infrared sensing circuit.
In some embodiments, the human body infrared sensing circuit comprises an infrared sensor, a twentieth resistor and a twenty-first resistor,
the PWM signal input end of the infrared sensor is connected with the signal output end of the singlechip,
one end of the twentieth resistor and one end of the twenty-first resistor are respectively connected with the timing end of the infrared sensor,
the other end of the twentieth resistor is connected with the third end of the four-gear switch,
the other end of the twenty-first resistor is connected with the fourth end of the four-gear switch.
In some embodiments, the charging and discharging circuit further comprises a power input end of the charging and discharging circuit connected with the AC power charger, and a power output end of the charging and discharging circuit is connected with the power input ends of the single chip microcomputer, the voltage stabilizing circuit and the lithium battery respectively.
The utility model discloses an in the intelligent LED lithium battery lamps and lanterns of human infrared induction, including the heat release infrared signal that is used for acquireing the target object, and release infrared signal with the heat and convert human infrared sensing circuit, the singlechip that is used for receiving the level signal into the level signal, and correspond according to the level signal and export two way PWM pulse signal; when the target object is in the sensing range of the human body infrared sensing circuit, the lighting LED lamp is triggered to be turned on by one path of PWM pulse signal, and the bactericidal lamp is turned off; when the germicidal lamp is triggered to light by the other path of PWM pulse signal, the lighting LED lamp is turned off. Compared with the prior art, the singlechip outputs two paths of PWM pulse signals according to the level signal input by the human body infrared sensing circuit, and respectively controls the working states of the illumination LED lamp and the sterilizing lamp, so that the problem that the illumination LED lamp and the sterilizing (UV) lamp are not timely switched on and off due to the delayed condition of the output control signal when the LED lamp and the sterilizing (UV) lamp are controlled to be switched can be effectively solved.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
FIG. 1 is a schematic structural diagram of an embodiment of the human body infrared induction intelligent LED lithium battery lamp provided by the utility model;
FIG. 2 is a control circuit diagram of an embodiment of the human body infrared induction intelligent LED lithium battery lamp provided by the present invention;
fig. 3 is the utility model provides a human infrared induction intelligence LED lithium cell lamps and lanterns embodiment signal oscillogram.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, in the first embodiment of the human body infrared induction intelligent LED lithium battery lamp of the present invention, the human body infrared induction intelligent LED lithium battery lamp 100 comprises an AC power charger 102, a charging and discharging circuit 103, a lithium battery 104, a voltage stabilizing circuit (105a-105c), a human body infrared sensing circuit 106, a single chip 107, an LED light source lamp 108 and a four-stage switch 110.
Specifically, the AC power charger 102 is electrically connected to the external AC power 101, and is configured to receive an externally input AC power, perform rectification and filtering processing on the AC power to output a 5V dc power, and output the dc power to the charging and discharging circuit 103.
The charging and discharging circuit 103 is used for charging the lithium battery 104 and supplying the voltage stabilizing circuit (105a-105c) with direct current power.
The voltage stabilizing circuit (105a-105c) is used for stabilizing the voltage of the input direct current and then respectively providing proper working power supplies for the human body infrared sensing circuit 106, the single chip microcomputer 107 and the LED light source lamp 108.
Further, the human body infrared sensing circuit 106 is configured in the control circuit, and is configured to acquire a pyroelectric infrared signal of the target object, convert the pyroelectric infrared signal into a level signal, and output the level signal to the single chip 107.
The single chip 107 is used as the core of the control circuit, and has the functions of operation processing, outputting a PWM pulse signal and controlling a PWM waveform.
Specifically, an input end (corresponding to the 7 pins) of the single chip 107 is connected to a signal output end (corresponding to the REL end) of the human infrared sensing circuit 106, and is configured to receive the level signal and correspondingly output two paths of PWM pulse signals according to the level signal.
The signal output end (corresponding to the 3-pin and 4-pin) of the single chip 107 is connected with the LED light source lamp 108, and is configured to receive the two paths of PWM pulse signals output by the single chip 107.
The LED light source lamp 108 includes an illumination LED lamp (corresponding to the LED1-LED8) and a germicidal lamp (corresponding to the LED9), that is, signal input terminals of the illumination LED lamp (corresponding to the LED1-LED8) and the germicidal lamp (corresponding to the LED9) are respectively connected to signal output terminals (corresponding to the 3 pins and the 4 pins) of the single chip 107.
When the target object is in the sensing range of the human body infrared sensing circuit 106, the lighting LED lamp is triggered to be turned on by one path of PWM pulse signal, and the bactericidal lamp is turned off;
when the germicidal lamp is triggered to light by the other path of PWM pulse signal, the lighting LED lamp is turned off.
By using the technical scheme, the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) in cells of a microbial organism (pathogens such as bacteria, viruses, spores and the like) is destroyed in a short time through the germicidal lamp, the cells cannot be regenerated, and the bacteria and the viruses lose the self-replication capacity, so that the UVC band product can be widely applied to sterilization and disinfection of water, air and the like.
The human body continuously emits infrared rays, the infrared sensing probe is utilized to receive the infrared sensing signal of the human body, the purposes that the device is opened when a person comes and the device is closed when the person walks can be achieved, the service life of the product is prolonged, and energy consumption is saved.
The voltage-stabilizing circuit (105a-105c) outputs the voltage ratio of the pull-up adjustable resistor and the photosensitive diode, and the 3 rd pin (CEN) of the infrared sensor U105 (belonging to the human body infrared sensing circuit 106) realizes the work in the daytime or at night.
The single chip microcomputer 107 is used for processing level signals output when the PRI induction head is in an induction range:
when the lighting LED lamp is on (the LED lamp is on for 30 seconds), the germicidal lamp (UV) lamp is not on;
when the lighting LED lamp is turned on and off, the germicidal lamp (UV) is turned on, and the germicidal lamp (UV) is automatically turned off after the turn-on time of the germicidal lamp (UV) is 1 minute.
The single chip microcomputer 107 outputs two paths of PWM pulse signals according to the level signal input by the human body infrared sensing circuit 106, and respectively controls the working states of the illumination LED lamp and the sterilizing lamp, so that the problem that the illumination LED lamp and the sterilizing (UV) lamp are not timely switched on and off due to the delayed condition of the output control signal when the LED lamp and the sterilizing (UV) lamp are controlled to be switched can be effectively solved.
In some embodiments, in order to improve the timeliness of the alternating operation of the illumination LED lamp and the germicidal lamp (UV), a first field effect transistor VT101 and a second field effect transistor VT102 may be disposed in the LED light source lamp 108, wherein both the first field effect transistor VT101 and the second field effect transistor VT102 are N-channel enhancement type field effect transistors and both have a switching function.
Specifically, the gate of the first field effect transistor VT101 is connected to a first PWM signal output end (corresponding to 3 pins) of the single chip microcomputer 107 through a thirteenth resistor R113, and is configured to receive the first path of PWM pulse signal output by the single chip microcomputer 107.
The drain of the first field effect transistor VT101 is connected to the cathode of the lighting LED lamp (corresponding to the LED1-LED8), and the on-off state of the first field effect transistor VT101 is controlled by the first PWM pulse signal.
The gate of the second field effect transistor VT102 is connected to a second PWM signal output terminal (corresponding to 5 pins) of the single chip microcomputer 107 through a seventeenth resistor R117, and is configured to receive a second path of PWM pulse signal output by the single chip microcomputer 107.
The drain of the second fet VT102 is connected to the cathode of the germicidal lamp (corresponding to the LED9), and the second PWM pulse signal controls the on/off state of the second fet VT 102.
That is, when the first PWM pulse signal outputted from the single chip 107 is at a high level, the corresponding second PWM pulse signal is at a low level, and the lighting LED lamp (corresponding to the LED1-LED8) and the germicidal lamp (corresponding to the LED9) are controlled to be alternately turned on.
In some embodiments, in order to improve the flexibility of the alternating operation of the illumination LED lamp and the germicidal lamp (UV), a four-bar switch 110 may be disposed in the circuit, wherein a first terminal (corresponding to pin 1) of the four-bar switch 110 is coupled to a first control terminal (corresponding to KEY 1) of the single chip microcomputer 107;
a second end (corresponding to the 2-pin) of the four-gear switch 110 is coupled to a second control end (corresponding to the KEY2 end) of the single chip 107;
a third end (corresponding to the 3-pin) and a fourth end (corresponding to the 4-pin) of the four-bar switch 110 are respectively connected to a timing end (corresponding to the ONTIME end) of the human infrared sensing circuit 106.
Specifically, a first end (corresponding to the first gear KEY 1) of the four-gear switch 110 is pulled to GND, so that the illumination LED lamp is in an off state;
a second end (corresponding to the second gear KEY 2) of the four-gear switch 110 is pulled to GND, so that the illumination LED lamp is in a normally on state;
the third terminal (corresponding to the third gear) of the four-gear switch 110 is pulled to GND, so that the infrared induction of the infrared sensor U105 is 30 seconds (controlled by a twentieth resistor R220);
the fourth end (corresponding to the fourth gear) of the four-gear switch 110 is pulled to GND, and the infrared sensor U105 senses the infrared signal for 3 minutes (controlled by the twenty-first resistor R221).
In some embodiments, in order to improve the infrared sensing time of the infrared sensor U105, an infrared sensor U105, a twentieth resistor R220, and a twenty-first resistor R221 may be disposed in the human body infrared sensing circuit 106, wherein a PWM signal input end (corresponding to pin 1) of the infrared sensor U105 is connected to a signal output end (corresponding to pin 7) of the single chip 107, and is configured to receive a PWM pulse signal output by the single chip 107.
One end of the twentieth resistor R220 and one end of the twenty-first resistor R221 are respectively connected with the timing end of the infrared sensor,
the other end of the twentieth resistor R220 is connected to the third end (corresponding to pin 3) of the four-bar switch 110,
the other end of the twenty-first resistor R221 is connected to the fourth end (corresponding to 4 pins) of the four-bar switch 110.
In some embodiments, the charging and discharging circuit 103 is further included, a power input end of the charging and discharging circuit 103 is connected to the AC power charger 102, and a power output end of the charging and discharging circuit 103 is respectively connected to the single chip 107, the voltage stabilizing circuit (105a-105v), and a power input end of the lithium battery 104.
The working principle of the circuit is as follows: the 100-grade 220VAC charger outputs 5V and the maximum 2A, and after being input to a first pin of the integrated circuit U101A, the output is output to a lithium battery charging and voltage stabilizing circuit (105a-105V) through an MOS (metal oxide semiconductor) tube, an LDO (low dropout regulator) voltage stabilizing tube, a synchronous boost converter and a synchronous switch which are integrated in the integrated circuit U101A to supply power to the lighting LED lamp and the bactericidal lamp.
The integrated circuit U101A output 5V voltage through LDO regulator tube steady voltage to 3V power, and output 4 feet power supply to infrared sensor U105, when the continuous transmission infrared ray of human body, utilize infrared sensing probe to receive human infrared induction signal, can realize that people come the equipment and open, people walks the equipment and close.
The integrated circuit U101A outputs 5V voltage, and supplies power to the 1 pin of the single chip 107 through the LDO regulator for voltage stabilization by 3V, and when the single chip 107 detects PWM of the 1 pin REL of the infrared sensor U105, the following operation modes are provided:
1. a first-gear KEY1 pin is connected with a 2 pin of the single chip microcomputer 107 and used for controlling a first-gear KEY1 to realize a normally-off (LED off, UV off) mode;
2. a second gear KEY2 pin is connected with a 4 pin of the single chip microcomputer 107 and used for controlling a second gear KEY2 to realize a normally open (LED is on, and UV is off) mode;
as shown in fig. 3, time T1: set by resistors (R115, R220, R221): such as: 2S, 5S, 10S, … 3600S;
time T2: set by singlechip 107: such as: 2S, 5S, 10S, … 3600S;
time T3: set by singlechip 107: such as: 2S, 5S, 10S, … 3600S;
the lighting time of the lighting LED lamp is T1+ T2;
UV (ultraviolet lamp) bright time T3.
3. And modifying the twenty-first resistor R221, and setting the high level duration of the REL end of the infrared sensor U105 to be 2S by the singlechip 107.
Lighting time of the lighting LED: t1+ T2; germicidal lamp (UV) on time: t3.
4. An adjustable resistor (corresponding to a fourteenth resistor R114), the singlechip 107 sets the duration time of the high level of the REL end of the infrared sensor U105 to 180S,
lighting time of the lighting LED: t1+ T2; germicidal lamp (UV) on time: t3.
While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (6)
1. The utility model provides a human infrared induction intelligence LED lithium cell lamps and lanterns which characterized in that possesses:
the human body infrared sensing circuit is configured in the control circuit and used for acquiring a pyroelectric infrared signal of a target object and converting the pyroelectric infrared signal into a level signal;
the input end of the singlechip is connected with the signal output end of the human body infrared sensing circuit and is used for receiving the level signal and correspondingly outputting two paths of PWM pulse signals according to the level signal;
one signal output end of the single chip microcomputer is connected with the LED light source lamp and used for receiving the PWM pulse signal; wherein,
the LED light source lamp comprises an illuminating LED lamp and a sterilizing lamp;
when the target object is in the sensing range of the human body infrared sensing circuit, the lighting LED lamp is triggered to be turned on by one path of PWM pulse signals, and the sterilizing lamp is turned off;
when the sterilizing lamp is triggered to be turned on by the other path of PWM pulse signal, the lighting LED lamp is turned off.
2. The human body infrared induction intelligent LED lithium battery lamp as claimed in claim 1,
the LED light source lamp comprises a first field effect tube and a second field effect tube,
the grid electrode of the first field effect tube is coupled with the first PWM signal output end of the singlechip, the drain electrode of the first field effect tube is connected with the cathode of the lighting LED lamp,
the grid electrode of the second field effect tube is coupled to the second PWM signal output end of the single chip microcomputer, and the drain electrode of the second field effect tube is connected with the cathode of the germicidal lamp.
3. The human body infrared induction intelligent LED lithium battery lamp as claimed in claim 2,
the first field effect transistor and the second field effect transistor are N-channel enhanced field effect transistors.
4. The human body infrared induction intelligent LED lithium battery lamp as claimed in claim 1,
the first end of the four-gear switch is coupled with the first control end of the singlechip,
the second end of the four-gear switch is coupled to the second control end of the singlechip,
and the third end and the fourth end of the four-gear switch are respectively connected with the timing end of the human body infrared sensing circuit.
5. The human body infrared induction intelligent LED lithium battery lamp as claimed in claim 4,
the human body infrared sensing circuit comprises an infrared sensor, a twentieth resistor and a twenty-first resistor,
the PWM signal input end of the infrared sensor is connected with the signal output end of the singlechip,
one end of the twentieth resistor and one end of the twenty-first resistor are respectively connected with the timing end of the infrared sensor,
the other end of the twentieth resistor is connected with the third end of the four-gear switch,
the other end of the twenty-first resistor is connected with the fourth end of the four-gear switch.
6. The human body infrared induction intelligent LED lithium battery lamp as claimed in claim 1,
the charging and discharging circuit is characterized by further comprising a charging and discharging circuit, wherein a power input end of the charging and discharging circuit is connected with an AC power charger, and a power output end of the charging and discharging circuit is respectively connected with the single chip microcomputer, the voltage stabilizing circuit and a power input end of the lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022624521.8U CN213694230U (en) | 2020-11-13 | 2020-11-13 | Human infrared induction intelligence LED lithium cell lamps and lanterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022624521.8U CN213694230U (en) | 2020-11-13 | 2020-11-13 | Human infrared induction intelligence LED lithium cell lamps and lanterns |
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| Publication Number | Publication Date |
|---|---|
| CN213694230U true CN213694230U (en) | 2021-07-13 |
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|---|---|---|---|
| CN202022624521.8U Active CN213694230U (en) | 2020-11-13 | 2020-11-13 | Human infrared induction intelligence LED lithium cell lamps and lanterns |
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