CN219831916U - Door magnetic inductor based on LoRaWAN communication technology and solar energy - Google Patents
Door magnetic inductor based on LoRaWAN communication technology and solar energy Download PDFInfo
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- CN219831916U CN219831916U CN202320521878.4U CN202320521878U CN219831916U CN 219831916 U CN219831916 U CN 219831916U CN 202320521878 U CN202320521878 U CN 202320521878U CN 219831916 U CN219831916 U CN 219831916U
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- 238000004891 communication Methods 0.000 title claims abstract description 22
- 238000005516 engineering process Methods 0.000 title claims abstract description 11
- 239000003990 capacitor Substances 0.000 claims abstract description 119
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims abstract description 15
- MARUHZGHZWCEQU-UHFFFAOYSA-N 5-phenyl-2h-tetrazole Chemical compound C1=CC=CC=C1C1=NNN=N1 MARUHZGHZWCEQU-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000006698 induction Effects 0.000 claims description 42
- 238000012360 testing method Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 9
- 102100024735 Resistin Human genes 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- 101150091950 retn gene Proteins 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 235000014676 Phragmites communis Nutrition 0.000 description 6
- 230000004907 flux Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a door magnetic inductor based on LoRaWAN communication technology and solar energy, which comprises a hardware part and a circuit part, wherein the hardware part comprises an MCU and a super capacitor, the MCU is connected with a LoRa module, and the super capacitor is connected with a cadmium telluride solar panel and a power chip. In order to reduce hardware cost and maintenance cost and improve communication distance, the super capacitor is charged under the condition of light and provides electric energy under the condition of no light by means of cadmium telluride solar energy. Since the product is low-power (average power consumption 5 uA), it can be used without installing a battery to the extent of maintenance-free. And the door and window information is transmitted remotely through the LoRaWAN communication mode.
Description
Technical Field
The utility model relates to a door magnetic inductor, in particular to a door magnetic inductor based on LoRaWAN communication technology and solar energy.
Background
The door sensor is an effective management and control tool in enterprise security monitoring management, the door sensor judges the opening and closing states of the door or the window by detecting the change of the magnetic field intensity, the door sensor can be linked with equipment such as a camera, an alarm device, a system and the like, and the camera can assist the door sensor system to shoot the site situation and inform a user in time. Because the existing door magnet needs to be provided with a battery, the battery needs to be replaced every 1 year, the battery can cause certain environmental pollution, the hardware cost is increased, a plurality of door magnet devices are arranged in an office building, the maintenance cost is obviously increased, and the problems of wiring and continuous electric energy consumption exist in a mode of using commercial power. The existing door magnetic flux is networked in the modes of Bluetooth, zigBee and the like, the communication distance is short, and the door magnetic flux is not suitable for the scene of batch installation of door magnetic flux in office buildings and the like. There is a need to develop an emerging door magnetic device to address the existing problems.
Chinese patent document CN206040525U discloses a "door magnetic switch". The door magnetic device comprises a door magnetic main body arranged on a door frame and a permanent magnet arranged on the door, wherein the door magnetic main body comprises a processor, a reed pipe, a wireless module and an antenna, the wireless module is connected with the input end of the processor, the wireless module is connected with the antenna, the processor receives and transmits door magnetic induction signals through the wireless module and the antenna, the input end of the processor is connected with a pairing key, the processor and a central processor at the outer far end can be in communication pairing through the pairing key, the reed pipes are provided with two, one reed pipe is positioned at the edge outside the magnetic force influence range of the permanent magnet, the wireless module and the two reed pipes are respectively connected with the input end of the processor, the output end of the processor is connected with an alarm, the alarm is connected with an indicator light, and the processor, the two reed pipes and the wireless module are arranged in an aluminum alloy main body shell, and the permanent magnet is arranged in the aluminum alloy shell. The door magnetic induction signal is sent to the central processing unit through the wireless module and the antenna, and the central processing unit can send corresponding information to the mobile phone of the user or the Internet after analyzing and processing; the processor sends signals to the central controller through the wireless module and the antenna, and the central controller sends information to the mobile phone of the user or the Internet to complete the installation monitoring of the Internet of things. However, the patent cannot maintain stable operation in environments with poor light, and cannot transmit related information at a long distance.
Disclosure of Invention
The utility model mainly solves the technical problem that the original door magnetic induction device is suitable for various working environments, and provides a door magnetic induction device based on LoRaWAN communication technology and solar energy.
The technical problems of the utility model are mainly solved by the following technical proposal: the utility model comprises a hardware part and a circuit part, wherein the hardware part comprises an MCU and a super capacitor, the MCU is connected with a LoRa module, and the super capacitor is connected with a cadmium telluride solar panel and a power chip. The conventional door magnetic induction device uses a battery to supply power to the whole door magnetic induction device, the battery needs to be replaced periodically to maintain the normal operation of the door magnetic induction device, and meanwhile, a communication device is absent on the door magnetic induction device or cannot be transmitted remotely, so that staff cannot grasp the states of all the door magnetic induction devices in a certain range, and the safety of the door magnetic induction device is reduced. The cadmium telluride solar panel is installed on the door magnetic induction device, the whole device is powered under the condition that light is good, meanwhile, the super capacitor is charged, and when the ambient light is insufficient, the super capacitor reversely supplies power to the whole device to maintain daily use of the door magnetic induction device. By utilizing charge-discharge circulation between the cadmium telluride solar panel and the super capacitor, the device does not need to install a battery, the problem of frequent battery replacement is solved, and the resource cost and the labor cost are saved. In the daily electricity utilization process of the door magnetic induction device, the MCU and the power chip are matched with the control circuit to realize stable current, so that the daily use stability of the device is ensured. Install loRa module and antenna on door magnetic induction device, support door magnetic induction device's long-distance communication, the staff of being convenient for also can remote control door magnetic induction device simultaneously to the grasp of door magnetic induction device state, improves door magnetic induction device's stability and security. Therefore, the door magnetic induction device can adapt to and be compatible with more working environments, and meanwhile, the state and control of a plurality of target door magnetic induction devices can be mastered in a centralized mode.
Preferably, the circuit part comprises an MCU part and a LoRaWAN part, the MCU part comprises a chip U1, a pin 1 of the chip U1 is connected with an RSTN end, the RSTN end is respectively connected with one end of a capacitor C1 and one end of a resistor R2, the other end of the capacitor C1 is grounded, the other end of the resistor R2 is connected with a VDD33 end, a pin 4 is connected with an L_OSCO end, a pin 5 is connected with an L_OSCI end, the L_OSCI end is connected with a pin 2 of a crystal oscillator Y1, a pin 3 of the crystal oscillator Y1 is grounded, a pin 1 is connected with an L_OSCO end, a pin 6 and a pin 7 are connected with a VDD33 end, the ends of the capacitor C2 and the capacitor C3 are respectively connected with one ends of the capacitor C2, the other ends of the capacitor C2 and the capacitor C3 are respectively grounded, a pin 8 and a pin 9 of the chip U1 are respectively connected with a VDD33 end and a resistor R4 and finally connected with a 3V3 end, a pin 12 is respectively connected with one end of the capacitor C4 and one end of the capacitor C5, the other end of the capacitor C4 and the capacitor C5 are respectively connected with a VDD3 end of the resistor R3, the other end of the capacitor C3 is connected with a resistor C3 and the resistor C1, the other end of the resistor C3 is connected with a resistor C1 and the resistor C3, the end is connected with a terminal 3, and the end of the resistor C1 is connected with a resistor C1 and the resistor 3, and the resistor 3 is connected with the end 3 and the resistor 3, and the resistor 3 is connected with the end 17. The MCU is used as a central center of the whole door magnetic induction device, and uniformly controls components of each part in the device to maintain the normal operation of the device.
Preferably, the lorewan portion includes a chip U6, a pin 1 of the chip U6 is grounded, a pin 5 is connected to a VDD3V3 end through a resistor R14, a pin 6 is grounded through a capacitor C11, a pin 8 is grounded, a pin 13 is respectively connected to one end of the test terminal interface TP6 and one end of the capacitor C12, the other end of the capacitor C12 is respectively connected to the test terminal interface TP1 and the other end of the capacitor C13, the pin 13 is also respectively connected to the VDD3V3 end and one end of the capacitor C13, and the other end of the capacitor C13 is grounded. LoRaWAN partial circuit is located LoRaWAN module, utilizes LoRaWAN circuit, and door magnetic induction device can realize the transmission of long-distance information behind the sign self, and place in a slice environment when a plurality of door magnetic induction device concentrate on, the staff need not closely check the state of every door magnetic induction device one by one, only need through the state of LoRaWAN mode long-distance transmission signal verification device, has greatly improved the security of work efficiency and device work.
Preferably, the circuit part further comprises a door magnetic detection part and a solar power supply part, the door magnetic detection part comprises a resistor R3, one end of the resistor R3 is respectively connected with the other end of the resistor R6 and one end of the switch S3, one end of the resistor R6 is connected with the VDD3V3 end, the other end of the switch S3 is grounded, and the other end of the resistor R3 is grounded through a capacitor C6. When the door magnetic induction device is opened, the door magnetic detection part circuit is connected with the detection device, if the door magnetic detection circuit detects that the door magnetic induction device is in an abnormal opening state, an electric signal is released to the MCU, and the MCU sends communication information to feed back to relevant staff to warn through the LoRaWAN circuit while communicating with the relevant warning circuit to warn.
Preferably, the SOLAR power supply part comprises a chip U2, a pin 1 of the chip U2 is respectively connected with one end of a resistor R7 and one end of a capacitor C16, one end of the capacitor C16 is connected with one end of a capacitor C19 and one end of a capacitor C18, one end of the capacitor C19 is connected with a vbat_solar end, the other ends of the capacitors C16, C19 and C18 are grounded and connected with a N2, a pin 3 of the chip U2 is connected with the other end of the resistor R7, a pin 5 is respectively connected with one ends of the capacitors C20 and C21, a pin 5 of the chip U2 is also respectively connected with one end of the capacitor C17 and one end of the diode D3, the other ends of the capacitors C20 and C21 are grounded, the other ends of the capacitors C17 are also grounded, the other ends of the diode D3 are respectively connected with one end of a resistor R25 and one end of the capacitor C27, the other ends of the resistor R25 are respectively connected with one ends of a test terminal interface TP3 and one end of the capacitor C22, the other ends of the capacitor C22 are respectively connected with one ends of the test terminal interface TP5 and the relay J6, the other ends of the capacitor C6 and the capacitor C7 and the other ends of the capacitor C2 are respectively grounded, and the other ends of the capacitor C2 and the capacitor C7 and the capacitor C2 are respectively connected with one end of the other end of the capacitor C7 and the capacitor C2 and the ground. This patent mainly utilizes cadmium telluride solar cell panel to supply power for whole device, consequently sets up corresponding solar power supply circuit, and the power supply is carried out to relevant equipment in this circuit one end connection door magnetic induction device, maintains the normal operation of device circuit for corresponding circuit, and super capacitor is then connected to the other end, charges for super capacitor under the good circumstances of light.
Preferably, the circuit part further comprises an LED indicator lamp part, the LED indicator lamp part comprises a Light Emitting Diode (LED) 1, a pin 1 of the Light Emitting Diode (LED) 1 is connected with a VDD3V3 end, a pin 2 is connected with a resistor R30, and a pin 3 is connected with a resistor R29. In order to mark the state of a door magnetic induction device, an LED lamp is arranged below the door magnetic induction device to display the state of the door magnetic induction device, the LED indicator lamp part is provided with a group of LED lamps with different colors, the LED lamps are displayed to be green when the door magnetic induction device is normally opened, when the door magnetic induction device is abnormally opened, the LED indicator lamp part circuit causes the display of red and green alternate flickering warning, and simultaneously, an electric signal is released to an MCU, and the MCU feeds information back to staff through a LoRaWAN communication module so as to facilitate timely investigation.
Preferably, the solar energy door further comprises a door body, a cadmium telluride solar panel is arranged at the top end of the door body, a magnetic induction switch is arranged on one side of the door body, a magnet is arranged on one side of the magnetic induction switch, the capacitor is arranged in the door body, and the double-color LED lamp is arranged at the bottom end of the door body.
Preferably, the LoRa module is arranged in the door body, one side of the LoRa module is provided with a power chip, the other side of the LoRa module is provided with an MCU, and an antenna is further arranged in the door body.
The beneficial effects of the utility model are as follows:
the cadmium telluride is powered by solar energy, a battery is not needed, and the hardware cost is low.
The LoRaWAN equipment is used for supporting remote communication, and is suitable for the scene of centralized installation in a large range such as an office building.
Drawings
Fig. 1 is a structural diagram of a door magnetic inductor of the present utility model.
Fig. 2 is a circuit block diagram of a gate magnetic inductor according to the present utility model.
Fig. 3 is a circuit diagram of an MCU part of the present utility model.
Fig. 4 is a circuit diagram of a lorewan portion of the present utility model.
Fig. 5 is a circuit diagram of a gate magnetic detecting section of the present utility model.
Fig. 6 is a circuit diagram of a solar powered portion of the present utility model.
Fig. 7 is a circuit diagram of an LED indicating portion of the present utility model.
In the figure, a cadmium telluride solar panel, a magnetic induction switch, a magnet, a super capacitor, a double-color LED lamp, a power chip, an antenna, a LoRa module and an MCU are shown in the specification, wherein the magnetic induction switch is shown in the specification, and the magnetic induction switch is shown in the specification.
Detailed Description
The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.
Examples: the door magnetic inductor based on the LoRaWAN communication technology and solar energy in the embodiment comprises a hardware part and a circuit part, wherein the hardware part comprises an MCU and a super capacitor, the MCU is connected with a LoRa module, and the super capacitor is connected with a cadmium telluride solar panel and a power chip. As shown in fig. 3 and 4, the circuit part comprises an MCU part and a LoRaWAN part, the MCU part comprises a chip U1, a pin 1 of the chip U1 is connected with an RSTN end, the RSTN end is respectively connected with one end of a capacitor C1 and one end of a resistor R2, the other end of the capacitor C1 is grounded, the other end of the resistor R2 is connected with a VDD33 end, a pin 4 is connected with an l_osco end, a pin 5 is connected with an l_osci end, the l_osci end is connected with a pin 2 of a crystal oscillator Y1, a pin 3 of the crystal oscillator Y1 is grounded, a pin 1 is connected with an l_osco end, a pin 6 and a pin 7 are connected with a VDD33 end, the VDD33 end is respectively connected with one ends of the capacitor C2 and the capacitor C3, the other ends of the capacitor C2 and the capacitor C3 are grounded, the pin 8 and the pin 9 of the chip U1 sequentially pass through the VDD33 end and the resistor R4 and are finally connected with the VDD3V3 end, the pin 10 is grounded, the pin 12 is respectively connected with one ends of the capacitor C4 and the capacitor C5, the other ends of the capacitor C4 and the capacitor C5 are grounded, the pin 15 of the chip U1 is respectively connected with one ends of the terminal interface TP29 and the resistor R17 for testing, the other end of the resistor R17 is connected with the VDD3V3 end, the pin 18 of the chip U1 is respectively connected with one ends of the pin 1 and the resistor R5 of the relay J1, the other end of the resistor is connected with the VDD3V3 end, the pin 2 of the relay J1 is grounded, and the pin 57 of the chip U1 is connected with the VDD3V3 end through the resistor R1. LoRaWAN part includes chip U6, and the pin 1 ground connection of chip U6, pin 5 pass through resistance R14 and connect VDD3V3 end, and pin 6 ground connection passes through electric capacity C11, and pin 8 ground connection, pin 13 connect test terminal interface TP6 and the one end of electric capacity C12 respectively, and the other end that the electric capacity was made C12 connects test terminal interface TP1 and the other end of electric capacity C13 respectively, and pin 13 still connects VDD3V3 end and the one end of electric capacity C13 respectively, and the other end ground connection of electric capacity C13. As shown in fig. 5 and 6, the circuit portion further includes a gate magnetic detection portion and a solar power supply portion, the gate magnetic detection portion includes a resistor R3, one end of the resistor R3 is connected to the other end of the resistor R6 and one end of the switch S3, one end of the resistor R6 is connected to the VDD3V3 end, the other end of the switch S3 is grounded, and the other end of the resistor R3 is grounded through a capacitor C6. The SOLAR power supply part comprises a chip U2, a pin 1 of the chip U2 is respectively connected with one end of a resistor R7 and one end of a capacitor C16, one end of the capacitor C16 is connected with one end of a capacitor C19 and one end of a capacitor C18, one end of the capacitor C19 is connected with a VBAT_SOLAR end, the other ends of the capacitors C16, C19 and C18 which can bear force are grounded and are connected with N2, a pin 3 of the chip U2 is connected with the other end of the resistor R7, a pin 5 is respectively connected with one ends of a capacitor C20 and C21, a pin 5 of the chip U2 is also respectively connected with one end of a capacitor C17 and a diode D3, the other ends of the capacitor C20 and the capacitor C21 are grounded, the other end of the capacitor C17 is grounded, the other end of diode D3 connects the one end of resistance R25 and the one end of electric capacity C27 respectively, the other end of resistance R25 connects the one end of terminal interface TP3 and electric capacity C22 for the test respectively, the other end of electric capacity C22 connects terminal interface TP5 and relay J6's foot 1 for the test respectively, relay J6's foot 2 ground connection, V_SUP's end and electric capacity C7's one end are connected respectively to electric capacity C27's one end, electric capacity C27 and electric capacity C7's the other end all ground connection, VDD3V 3's end is still connected to electric capacity C7's one end through diode D2, chip U2's foot 2 ground connection. As shown in fig. 7, the circuit portion further includes an LED indicator portion including a light emitting diode LED1, a pin 1 of the light emitting diode LED1 is connected to the VDD3V3 terminal, a pin 2 is connected to a resistor R30, and a pin 3 is connected to a resistor R29. The door magnetic induction device further comprises a door body, the top end of the door body is provided with a cadmium telluride solar panel 1, one side of the door body is provided with a magnetic induction switch (2), one side of the magnetic induction switch 2 is provided with a magnet 2, a capacitor 4 is arranged in the door body, and a double-color LED lamp 5 is arranged at the bottom end of the door body. The LoRa module 8 sets up in the door, and LoRa module 8 one side is equipped with power chip 6, and the opposite side is equipped with MCU9, still is equipped with antenna 7 in the door.
The circuit part of the utility model is composed of MCU (U1: V8510), loRa module (U6: RFM98-470S 2), door magnetic sensor (S3: reed switch MK 16-B-2), solar panel which is tellurized solar panel, power supply circuit which is power supply chip (U2: MD75R 50), indicator lamp which is LED1, red and green, and indicating different states. When in operation, the device comprises: the cadmium telluride solar energy converts the voltage into 3.6V through the power chip U2 to charge the super capacitor and provide voltage support for the system during daytime and natural light or lamplight, and the super capacitor supplies power for the system under the condition of no light or extremely dark light. Because the power consumption of the device is particularly low, the average power consumption is about 5uA, the brightness of common lamplight can be maintained, and the super capacitor is charged to store electric energy. S3, the magnetic sensor can sense the change of the magnetic field intensity, the magnetic field intensity changes when the door is opened and closed, the MCU detects that the magnetic field intensity is timely reported to the server through the LoRa module by the LoRaWAN communication protocol, and the server timely pushes relevant information to the user APP. The LED1 is a red-green indicator lamp, when the switch door state changes, the green lamp flashes to indicate, and when the communication is abnormal, the red lamp flashes to indicate.
Claims (8)
1. The utility model provides a door magnetic inductor based on LoRaWAN communication technology and solar energy, its characterized in that includes hardware portion and circuit portion, hardware portion includes MCU (9) and electric capacity (4), MCU (9) are connected with LoRa module (8), electric capacity (4) are connected with cadmium telluride solar panel (1) and power chip (6).
2. The gate inductor according to claim 1, wherein the circuit portion comprises an MCU portion and an lowan portion, the MCU portion comprises a chip U1, a pin 1 of the chip U1 is connected to an RSTN terminal, the RSTN terminal is connected to one end of a capacitor C1 and one end of a resistor R2, the other end of the capacitor C1 is grounded, the other end of the resistor R2 is connected to a VDD33 terminal, a pin 4 is connected to an l_osco terminal, a pin 5 is connected to an l_osci terminal, the l_osci terminal is connected to a pin 2 of a crystal oscillator Y1, a pin 3 of the crystal oscillator Y1 is grounded, a pin 1 is connected to an l_osco terminal, a pin 6 and a pin 7 are connected to a VDD33 terminal, the other ends of the capacitor C2 and the capacitor C3 are grounded, a pin 8 and a pin 9 of the chip U1 are sequentially connected to a pin 3V3 terminal, a VDD 10 is connected to a pin 12, a VDD 4 terminal is connected to a pin 3V3 terminal, a VDD 4 is connected to a pin 3 terminal, a VDD3 terminal is connected to a pin 3 terminal, a VDD3 is connected to a pin 3 terminal, and a pin 7 is connected to a VDD3 terminal, and a capacitor C3 terminal is connected to a VDD3 terminal is connected to a terminal, and a terminal is connected to a terminal 3 of a capacitor C3, and a terminal is connected to a terminal of a resistor 3, and a terminal is connected to a terminal 3, and a terminal is connected to a 3 terminal 3.
3. The door sensor according to claim 2, wherein the lorewan portion comprises a chip U6, a pin 1 of the chip U6 is grounded, a pin 5 is connected to a VDD3V3 end through a resistor R14, a pin 6 is grounded through a capacitor C11, a pin 8 is grounded, a pin 13 is connected to one end of the test terminal interface TP6 and one end of the capacitor C12, the other end of the capacitor C12 is connected to the test terminal interface TP1 and the other end of the capacitor C13, the pin 13 is also connected to the VDD3V3 end and one end of the capacitor C13, and the other end of the capacitor C13 is grounded.
4. The door sensor based on the LoRaWAN communication technology and solar energy according to claim 1, wherein the circuit part further comprises a door magnetic detection part and a solar energy power supply part, the door magnetic detection part comprises a resistor R3, one end of the resistor R3 is respectively connected with the other end of a resistor R6 and one end of a switch S3, one end of the resistor R6 is connected with a VDD3V3 end, the other end of the switch S3 is grounded, and the other end of the resistor R3 is grounded through a capacitor C6.
5. The door sensor according to claim 4, wherein the SOLAR power supply part comprises a chip U2, a pin 1 of the chip U2 is respectively connected with one end of a resistor R7 and one end of a capacitor C16, one end of the capacitor C16 is connected with one end of a capacitor C19 and one end of a capacitor C18, one end of the capacitor C19 is connected with a vbat_solar end, the other ends of the capacitors C16, C19 and C18 are grounded and connected with N2, a pin 3 of the chip U2 is connected with the other end of the resistor R7, a pin 5 is respectively connected with one ends of a capacitor C20 and C21, a pin 5 of the chip U2 is also respectively connected with one end of a capacitor C17 and a diode D3, the other ends of the capacitor C20 and the capacitor C21 are grounded, the other ends of the capacitor C17 are also grounded, the other ends of the diode D3 are respectively connected with one end of a capacitor C25 and one end of a capacitor C27, the other ends of the resistor R25 are respectively connected with a test interface TP3 and one end of the capacitor C22, the other ends of the capacitor C22 are respectively connected with one end of the capacitor C2 and one end of the capacitor C2, and one end of the capacitor C2 is connected with the other end of the capacitor C2 and the capacitor C7, and the other end of the capacitor C2 is respectively connected with the other end of the capacitor C2 and the capacitor C7, and the other end of the capacitor 2 is connected with the terminal 3 and the capacitor 2 is grounded.
6. The door sensor based on the LoRaWAN communication technology and solar energy according to claim 1, wherein the circuit part further comprises an LED indicator light part, the LED indicator light part comprises a Light Emitting Diode (LED) 1, a pin 1 of the Light Emitting Diode (LED) 1 is connected with a VDD3V3 end, a pin 2 is connected with a resistor R30, and a pin 3 is connected with a resistor R29.
7. The door magnetic inductor based on the LoRaWAN communication technology and solar energy according to claim 1, further comprising a door body and a bicolor LED lamp (5), wherein the cadmium telluride solar panel (1) is arranged at the top end of the door body, a magnetic induction switch (2) is arranged on one side of the door body, a magnet (2) is arranged on one side of the magnetic induction switch (2), a capacitor (4) is arranged in the door body, and the bicolor LED lamp (5).
8. The door magnetic inductor based on the LoRaWAN communication technology and solar energy according to claim 7, wherein the LoRa module (8) is arranged in the door body, one side of the LoRa module (8) is provided with a power chip (6), the other side is provided with an MCU (9), and the door body is also provided with an antenna (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320521878.4U CN219831916U (en) | 2023-03-17 | 2023-03-17 | Door magnetic inductor based on LoRaWAN communication technology and solar energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320521878.4U CN219831916U (en) | 2023-03-17 | 2023-03-17 | Door magnetic inductor based on LoRaWAN communication technology and solar energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219831916U true CN219831916U (en) | 2023-10-13 |
Family
ID=88244591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320521878.4U Active CN219831916U (en) | 2023-03-17 | 2023-03-17 | Door magnetic inductor based on LoRaWAN communication technology and solar energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219831916U (en) |
-
2023
- 2023-03-17 CN CN202320521878.4U patent/CN219831916U/en active Active
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