CN218481865U

CN218481865U - Door magnetic alarm

Info

Publication number: CN218481865U
Application number: CN202221445584.XU
Authority: CN
Inventors: 万腾驰
Original assignee: Shenzhen Chitongda Security Technology Co ltd
Current assignee: Shenzhen Chitongda Security Technology Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2023-02-14
Anticipated expiration: 2032-06-10

Abstract

A door magnetic alarm is provided with a Hall switch module, a master control module, a 5G Nb-iot Internet of things communication module for remote communication and a buzzing alarm module, wherein the Hall switch module, the 5G Nb-iot Internet of things communication module and the buzzing alarm module are all connected with the master control module. The door sensor alarm is provided with the 5G Nb-iot Internet of things communication module, remote communication can be carried out by depending on an operator network, a hardware foundation is provided for remote alarm and contact person notification, and meanwhile field alarm can be carried out, so that the intelligent degree and the diversification of alarm modes are improved. The door magnetic alarm uses the Hall switch, thereby prolonging the service life.

Description

Door magnetic alarm

Technical Field

The utility model relates to an alarm device technical field, in particular to door magnetic alarm.

Background

The door magnetic alarm consists of a switch and a magnet, wherein the switch part is connected with a magnetic reed switch through a lead. The magnet part is encapsulated in the plastic or alloy shell by a magnet with corresponding magnetic field intensity, and when the magnet part and the magnet are separated or close to each other, the switch is switched off so as to sense the change of the position of an object.

The door magnetic alarm in the prior art comprises a wireless door magnetic alarm and an independent door magnetic alarm, wherein the wireless door magnetic alarm can only realize independent alarm or alarm through gateway linkage and cannot alarm on site by ringing, the wireless door magnetic alarm is realized through a Radio Frequency (RF) 433Mhz ASK radio frequency communication unidirectional linkage host for gateway wireless linkage alarm, the system of the alarm is complex, the safety is poor and equipment interference is easy to contain, and the wireless door magnetic alarm cannot be linked with a network. The independent door sensor alarm has poor real-time performance, and related contacts cannot be informed at the first time, so that the door sensor alarm only has a field alarm function. And the door magnetic alarm in the prior art adopts mechanical switches such as reed pipes and the like, and the service life of the mechanical switch is short.

Therefore, it is necessary to provide a door magnetic alarm to solve the deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to avoid prior art's weak point and provide a door magnetic alarm. This door magnetism alarm can the on-the-spot warning, can also link outside high in the clouds platform in real time simultaneously and report to the police, has long service life's advantage simultaneously.

The above object of the present invention is achieved by the following technical measures:

the door magnetic alarm is provided with a Hall switch module, a master control module, a 5G Nb-iot Internet of things communication module for remote communication and a buzzing alarm module, wherein the Hall switch module, the 5G Nb-iot Internet of things communication module and the buzzing alarm module are all connected with the master control module.

The utility model discloses a door magnetic alarm still is provided with and prevents tearing open module, LED module, switch module, data printing mould and FLASH module, prevent tearing open the module the LED module switch module the data printing mould with the FLASH module respectively with host system connects.

Preferably, the 5G Nb-Iot internet of things communication module is provided with a Nb-Iot communication unit and a SIM unit, and the Nb-Iot communication unit is connected with the main control module and the SIM unit.

Preferably, the hall switch module is provided with a chip U4, a chip U5, a hall switch SW1, an interface J4, a capacitor C17, a capacitor C20, a capacitor C21, a capacitor C22, a capacitor C23, a resistor R3 and a resistor R24, an OUT end of the chip U4 is connected with the main control module, an OUT end of the chip U4 is connected with a resistor R24 in series and is connected with a VBAT end of a power supply, an OUT end of the chip U4 is also connected with a capacitor C21 in series and is grounded, a VDD end of the chip U4 is connected with a capacitor C20 in series and is grounded, a VDD end of the chip U4 is also connected with a VBAT end of the power supply, an OUT end of the chip U5 is connected with the main control module, an OUT end of the chip U5 is respectively connected with the hall switch SW1, the capacitor C17 and the capacitor C23 in series and is grounded, an OUT end of the chip U5 is also connected with a resistor R3 and is connected with a VBAT end of the power supply, a capacitor C22 is grounded, a terminal of the chip U5 is also connected with a VDD end of the power supply, a pin of the chip U5 is also connected with a VDD terminal of the interface J4 and a pin of the main control module is connected with a ground.

Preferably, the Nb-Iot communication unit is provided with a chip U1, an antenna ANT1, a resistor R2, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, and a coupling capacitor EC1, wherein pin 1 of the chip U1 is connected in series with the capacitor C1 and the capacitor C2 respectively and connected to a VBAT terminal of a power supply, pin 1 of the chip U1 is connected to a negative electrode of the coupling capacitor EC1, an anode of the coupling capacitor EC1 is connected to the VBAT terminal of the power supply, pin 1 of the chip U1 is further connected to ground,

pins

10, 11, 12, 13, and 14 of the chip U1 are connected to the SIM unit respectively,

pins

7, 15, 17, 18, and 19 of the chip U1 are connected to the master control module, pin 42 and pin 43 of the chip U1 are connected to the VBAT terminal of the power supply, pin 27, pin 34, pin 36, pin 37, pin 40, and pin 41 of the chip U1 are connected to ground, pin 35 of the chip U1 is connected in series with the capacitor C3 to ground, pin 35 of the chip U1 is further connected to one end of the series resistor R2, and the other end of the resistor R2 is connected to the capacitor R1 of the chip U1, and pin 24.8 of the chip U1 are connected to the power supply.

Preferably, the SIM unit is provided with a chip U3, a resistor R8, a resistor R10, a resistor R12, a resistor R13, a capacitor C10, a capacitor C11, a capacitor C12, a capacitor C13 and a capacitor C14, wherein the 10 pin of the chip U1 is connected in series with the capacitor C10 and the 1 pin of the chip U3, the 10 pin of the chip U1 is further connected with the 5 pin of the chip U3, the 13 pin of the chip U1 is connected in series with the resistor R8 and the 3 pin of the chip U3, the 12 pin of the chip U1 is connected in series with the resistor R10 and the 2 pin of the chip U3, the 14 pin of the chip U1 is connected with the 1 pin of the chip U3, the 14 pin of the chip U1 is further connected with one end of the resistor R12, the other end of the resistor R12 is connected with the 11 pin of the chip U1, the other end of the resistor R12 is further connected with one end of the resistor R13, the other end of the resistor R13 is connected with the 7 pin of the chip U3, the other end of the resistor R13 is further connected in series with the capacitor C12, the 1 pin of the chip U3 is grounded, the 1 pin of the capacitor C11 pin of the chip U3, the capacitor C11, the chip U3, and the capacitor C3 are grounded.

Preferably, the main control module is provided with a chip U2, a capacitor C6, a capacitor C8, a capacitor C9, a capacitor C16, a resistor R5, a resistor R6, a resistor R7, a capacitor C7, a transistor Q1, a transistor Q2, a resistor R9, a resistor R11, a capacitor C15, a diode D6, a resistor R16, a resistor R17, a transistor Q4, a resistor R14, a resistor R15, a transistor Q3, a resistor R4, and a resistor R19, wherein the pin 1 of the chip U2 is grounded in series with the capacitor C6, the pin 1 of the chip U2 is further grounded in series with the resistor R5 and connected to a VBAT terminal, the pin 2 of the chip U2 is connected to the switch module, the pin 2 of the chip U3 is connected to the data printing module, the pin 4 of the chip U2 is grounded, the pin 5 of the chip U2 is grounded in series with the capacitor C16, the pin 6 of the chip U2 is grounded in series with the capacitor C8 and the capacitor C9, the pin 6 of the chip U2 is further connected to the VBAT terminal, the power source, the pin 8 of the chip U2 is connected to the OUT terminal of the chip U4, pin 9 of the chip U2 is connected to the OUT terminal of the chip U5 and pin 1 of the interface J4, pin 11 and pin 12 of the chip U2 are connected to the LED module, pin 13 of the chip U2 is connected to the tamper-proof module, pin 14 and pin 15 of the chip U2 are connected to the FLASH module, pin 16 of the chip U2 is connected to the base of the transistor Q3, the base of the transistor Q3 is connected to the ground, the emitter of the transistor Q3 is connected to the ground, the collector of the transistor Q3 is connected to pin 7 of the chip U1, the collector of the transistor Q3 is connected to pin 15 of the chip U1, pin 17 of the chip U2 is connected to the base of the transistor Q4, the base of the transistor Q4 is connected to the ground, the emitter of the transistor Q4 is connected to the ground, the collector of the transistor Q4 is connected to pin 19 of the chip U1, pin 18 of the chip U2 is connected to the buzzer alarm module, and the emitter of the chip U2 is connected to pin 19 of the transistor Q2, the collector of triode Q2 is connected with pin 17 of chip U1, the collector series resistance R9 of triode Q2 is connected with the negative pole of diode D6, the base of triode Q2 is connected with series capacitance C15 and resistance R11 respectively and is connected with 1.8V power supply, the positive pole of diode D6 is connected with 1.8V power supply, 20 pins series resistance R7 of chip U2 is connected with power VBAT end, 20 pins of chip U2 is still connected with the collector of triode Q1, the base of triode Q1 is connected with series resistance R6 and capacitance C7 respectively and is connected with 1.8V power supply, the emitter of triode Q1 is connected with pin 18 of chip U1, and pin 7 and pin 10 of chip U2 are suspended.

Preferably, the buzzer alarm module is provided with a buzzer J3, a triode Q5, a resistor R21, a resistor R22 and a capacitor C19, the 18-pin series resistor R21 of the chip U2 is connected with the base of the triode Q5, the base of the triode Q5 is respectively connected with the resistor R22 and the capacitor C19 in series and grounded, the emitter of the triode Q5 is grounded, and the collector of the triode Q5 is connected with the buzzer J3 in series and connected with the VBAT end of the power supply.

Preferably, the anti-detaching module is provided with a key K2, a capacitor C18 and a resistor R23, the 12 pin of the chip U2 is connected in series with the key K2 and the capacitor C18 to ground, and the 12 pin of the chip U2 is also connected in series with the resistor R23 to be connected with the VBAT end of the power supply.

Preferably, the switch module is provided with a key K1 and a resistor R20, a pin 2 of the chip U2 is connected in series with the key K1 to be grounded, and a pin 2 of the chip U2 is also connected in series with the resistor R20 to be connected with the VBAT end of the power supply.

Preferably, the LED module is provided with a light emitting diode D1, a light emitting diode D3, a resistor R1 and a resistor R18, the 11-pin series resistor R1 of the chip U2 is connected to the negative electrode of the light emitting diode D1, the 11-pin series resistor R18 of the chip U2 is connected to the negative electrode of the light emitting diode D3, and the positive electrode of the light emitting diode D1 and the positive electrode of the light emitting diode D3 are grounded.

Preferably, the data printing module is provided with an interface J2, a pin 1 of the interface J2 is connected with a pin 2 of the chip U2, and a pin 2 of the interface J2 is grounded.

Preferably, the FLASH module is provided with an interface J1, a pin 1 of the interface J1 is connected to the VBAT terminal of the power supply, a pin 2 of the interface J1 is connected to a pin 15 of the chip U2, a pin 3 of the interface J1 is connected to a pin 14 of the chip U2, and a pin 4 of the interface J1 is grounded.

The utility model discloses a door magnetic alarm still is provided with power module, power module respectively with hall switch module host system 5G Nb-iot thing networking communication module buzzing alarm module prevent tearing open the module LED module switch module data print the mould with FLASH module respectively with power module's power VBAT end is connected.

Preferably, the power supply module is provided with a battery BT1, a capacitor C5 and a coupling capacitor EC2, pin 2 of the battery BT1 is grounded, pin 1 of the battery BT1 is connected in series with the capacitor C5 and grounded, pin 1 of the battery BT1 is further connected with the negative electrode of the coupling capacitor EC2, pin 1 of the battery BT1 is further connected with the VBAT end of the power supply, and the positive electrode of the coupling capacitor EC2 is grounded.

Preferably, the model of the chip U1 is BC260Y-CN, the model of the hall switch SW1 is AR271, the model of the chip U2 is HC32F005C6UA, the model of the transistor Q5, the model of the transistor Q3, the transistor Q4, the transistor Q1, the model of the transistor Q2 is S8050, the capacitance value of the coupling capacitor EC1 is 220 microfarad, the model of the chip U4 and the chip U5 is AR271, the capacitance values of the capacitor C8, the capacitor C6, the capacitor C22, the capacitor C20, the capacitor C10, the capacitor C1, the capacitor C2 are 104 picofarads, the model of the capacitor C4 is 6.8nH, the capacitance values of the capacitor C18, the capacitor C19, the capacitor C3 are NC capacitors, the capacitance values of the capacitor C11, the capacitor C12, the capacitor C13, and the capacitor C14 are 33 picofarads, the capacitance value of the capacitor C17 is 103 picofarads, the capacitance values of the capacitors C23, the capacitor C21 are 101 picofarads, the capacitance values of the capacitor C15, the capacitor C7 and the capacitor C9 are 102 picofarads, the capacitance value of the capacitor C16 is 474 picofarads, the resistance values of the resistor R4, the resistor R19 and the resistor R2 are 0 ohm, the resistance values of the resistor R13, the resistor R8 and the resistor R10 are 22 ohm, the resistance values of the resistor R7, the resistor R5 and the resistor R12 are 10 kilo-ohm, the resistance values of the resistor R20, the resistor R3 and the resistor R24 are 1 megaohm, the resistance values of the resistor R14, the resistor R16, the resistor R11 and the resistor R6 are 4.7 kilo-ohm, the resistance values of the resistor R21 and the resistor R9 are 1 kilo-ohm, the resistance values of the resistor R15 and the resistor R17 are 100 kilo-ohm, the model number of the resistor R22 is an NC resistor, the resistance value of the resistor R23 is 3 megaohm, and the resistance values of the resistor R1 and the resistor R18 are 100 ohms.

The utility model discloses a door magnetic alarm is provided with hall switch module, host system, is used for remote communication's 5G Nb-iot thing internet communication module and buzzing alarm module, hall switch module 5G Nb-iot thing internet communication module with buzzing alarm module all with host system connects. The door sensor alarm is provided with the 5G Nb-iot Internet of things communication module, remote communication can be carried out by depending on an operator network, a hardware foundation is provided for remote alarm and contact person notification, and meanwhile field alarm can be carried out, so that the intelligent degree and the diversification of alarm modes are improved. The door magnetic alarm uses the Hall switch, thereby prolonging the service life.

Drawings

The present invention will be further described with reference to the accompanying drawings, but the contents in the drawings do not constitute any limitation to the present invention.

Fig. 1 is a circuit diagram of an Nb-Iot communications unit.

Fig. 2 is a circuit diagram of a SIM unit.

Fig. 3 is a circuit diagram of the main control module.

Fig. 4 is a circuit diagram of a hall switch module.

Fig. 5 is a circuit diagram of a buzzer alarm module.

Fig. 6 is a circuit diagram of the LED module.

Fig. 7 is a circuit diagram of a FLASH module.

Fig. 8 is a circuit diagram of the data printing module.

Fig. 9 is a circuit diagram of the tamper module.

Fig. 10 is a circuit diagram of a switch module.

Fig. 11 is a circuit diagram of a power supply module.

Detailed Description

The technical solution of the present invention is further explained by the following examples.

Example 1.

A door magnetic alarm is provided with a Hall switch module, a main control module, a 5G Nb-iot Internet of things communication module for remote communication and a buzzing alarm module as shown in figures 1 to 11, wherein the Hall switch module, the 5G Nb-iot Internet of things communication module and the buzzing alarm module are all connected with the main control module.

The utility model discloses a door magnetic alarm, 5G Nb-Iot thing networking communication module are provided with Nb-Iot communication unit and SIM unit, and Nb-Iot communication unit and host system and SIM unit connection.

The utility model discloses a door magnetic alarm still is provided with and prevents tearing open module, LED module, switch module, data printing mould and FLASH module, prevents tearing open module, LED module, switch module, data printing mould and FLASH module and is connected with host system respectively.

It should be noted that, the utility model discloses a door magnetic alarm and outside magnetic stripe cooperation are fixed in door body and door frame, perhaps window form and window frame with door magnetic alarm and outside magnetic stripe correspondence during the use. When the door body and the window body are opened, the Hall switch module is opened in a recognition mode, and therefore an alarm is given. The Hall switch module is used for detecting the strong magnetic interference of the magnetic strip generated when the door body and the window body are opened or closed and outputting a detection signal. The 5G Nb-iot IOT communication module is used for uploading alarm data, heartbeat data and the like to the cloud platform and receiving an operation instruction under the cloud platform. The heartbeat data refers to data such as the state of the Hall switch module, the anti-dismounting state of the anti-dismounting module, battery information and the like which are periodically acquired by the main control module. The data printing module is used for reading the working log of the equipment. And the FLASH module is used for burning program software for the microprocessor. The anti-dismantling module is used for outputting an output signal to the main control module when the door magnetic alarm is dismantled. The switch module is used for setting whether the buzzer buzzing sound of the buzzing alarm module is on-site.

The Hall switch module is provided with a chip U4, a chip U5, a Hall switch SW1, an interface J4, a capacitor C17, a capacitor C20, a capacitor C21, a capacitor C22, a capacitor C23, a resistor R3 and a resistor R24, the OUT end of the chip U4 is connected with the main control module, the OUT end of the chip U4 is connected with the VBAT end in series through a resistor R24, the OUT end of the chip U4 is also connected with the capacitor C21 in series and grounded, the VDD end of the chip U4 is connected with the capacitor C20 in series and grounded, the VDD end of the chip U4 is also connected with the VBAT end in series and grounded, the OUT end of the chip U5 is connected with the main control module in series through the Hall switch SW1, the capacitor C17 and the capacitor C23 in series and grounded, the OUT end of the chip U5 is also connected with the resistor R3 in series and the VBAT end, the capacitor C22 at the VDD end of the chip U5 is grounded, the VBAT end of the chip U5 is also connected with the power supply terminal in series and grounded, the VBAT end of the interface J4 is connected with the ground, and the interface J2 pin of the interface module.

The Nb-Iot communication unit is provided with a chip U1, an antenna ANT1, a resistor R2, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4 and a coupling capacitor EC1, wherein a pin 1 of the chip U1 is respectively connected with the capacitor C1 and the capacitor C2 in series and is connected with a VBAT end of a power supply, a pin 1 of the chip U1 is connected with a negative electrode of the coupling capacitor EC1, an anode of the coupling capacitor EC1 is connected with the VBAT end of the power supply, a pin 1 of the chip U1 is also connected with the ground,

pins

10, 11, 12, 13 and 14 of the chip U1 are respectively connected with the SIM unit,

pins

7, 15, 17, 18 and 19 of the chip U1 are connected with a main control module, a pin 42 and a pin 43 of the chip U1 are connected with the VBAT end of the power supply, a pin 27, a pin 34, a pin 36, a pin 37, a pin 40 and a pin 41 of the chip U1 are respectively connected with the ground, a pin 35 of the chip U1 is connected with the capacitor C3 in series and is also connected with one end of the resistor R2 of the chip U1, the other end of the antenna ANT 2 and the antenna V1.8 of the chip U1.

It should be noted that the utility model discloses a Nb-Iot communication unit is based on the unit of 5GNb-Iot narrowband thing allies oneself with cellular network communication to Nb-Iot communication unit can combine the cloud platform to realize long-range linkage warning, and the very first time notice contact after the alert condition appears, thereby realizes that the alarm mode is diversified. The cloud platform can inform the contact through APP, weChat applet, telephone or short message and the like.

The SIM unit is provided with a chip U3, a resistor R8, a resistor R10, a resistor R12, a resistor R13, a capacitor C10, a capacitor C11, a capacitor C12, a capacitor C13 and a capacitor C14, wherein the pin 10 of the chip U1 is connected with the pin 1 of the chip U3 in series, the pin 10 of the chip U1 is further connected with the pin 5 of the chip U3, the pin 13 of the chip U1 is connected with the pin 3 of the chip U3 in series through the resistor R8, the pin 12 of the chip U1 is connected with the pin 2 of the chip U3 in series through the resistor R10, the pin 14 of the chip U1 is connected with the pin 1 of the chip U3, the pin 14 of the chip U1 is further connected with one end of the resistor R12, the other end of the resistor R12 is connected with the pin 11 of the chip U1, the other end of the resistor R12 is further connected with one end of the resistor R13, the other end of the resistor R13 is connected with the pin 7 of the chip U3, the other end of the resistor R13 is further connected with the pin C12 in series, the pin 1 of the capacitor C11 of the chip U3 in series, the pin 1, the pin 14 of the capacitor C3 in series, and the pin 14 of the capacitor C3 in series.

The main control module is provided with a chip U2, a capacitor C6, a capacitor C8, a capacitor C9, a capacitor C16, a resistor R5, a resistor R6, a resistor R7, a capacitor C7, a triode Q1, a triode Q2, a resistor R9, a resistor R11, a capacitor C15, a diode D6, a resistor R16, a resistor R17, a triode Q4, a resistor R14, a resistor R15, a triode Q3, a resistor R4 and a resistor R19, wherein the pin 1 of the chip U2 is connected with the ground of the capacitor C6 in series, the pin 1 of the chip U2 is also connected with the ground of the resistor R5 in series and connected with the VBAT end of a power supply, the pin 2 of the chip U2 is connected with the switch module, the pin 2 of the chip U3 is connected with the data printing module, the pin 4 of the chip U2 is connected with the ground, the pin 5 of the chip U2 is connected with the ground of the capacitor C16 in series, the pin 6 of the chip U2 is respectively connected with the capacitor C8 and the capacitor C9 in ground, the pin 6 of the chip U2 is also connected with the VBAT end of the power supply, the pin 8 of the OUT end of the chip U2 is connected with the OUT end of the chip U4 and the chip J4, the pins 11 and 12 of the chip U2 are connected with an LED module, the pin 13 of the chip U2 is connected with an anti-disassembling module, the pins 14 and 15 of the chip U2 are connected with a FLASH module, the pin 16 series resistor R14 of the chip U2 is connected with the base of the triode Q3, the base series resistor R15 of the triode Q3 is grounded, the emitter of the triode Q3 is grounded, the collector series resistor R4 of the triode Q3 is connected with the pin 7 of the chip U1, the collector series resistor R19 of the triode Q3 is connected with the pin 15 of the chip U1, the pin 17 series resistor R16 of the chip U2 is connected with the base of the triode Q4, the base series resistor R17 of the triode Q4 is grounded, the emitter of the triode Q4 is grounded, the collector of the triode Q4 is connected with the pin 19 of the chip U1, the pin 18 of the chip U2 is connected with a buzzer alarm module, the pin 19 of the chip U2 is connected with the emitter of the chip U2, the collector of the triode Q2 is connected with the pin 17 of the chip U1, the collector series resistor R9 of the triode Q2 is connected with the negative electrode of the diode D6, the base of the triode Q2 is respectively connected with the series capacitor C15 and the resistor R11 which are connected with the 1.8V power supply, the positive electrode of the diode D6 is connected with the 1.8V power supply, the 20-pin series resistor R7 of the chip U2 is connected with the VBAT end of the power supply, the 20 pins of the chip U2 are also connected with the collector of the triode Q1, the base of the triode Q1 is respectively connected with the series resistor R6 and the capacitor C7 which are connected with the 1.8V power supply, the emitter of the triode Q1 is connected with the 18 pins of the chip U1, and the 7 pins and the 10 pins of the chip U2 are suspended.

The buzzer alarm module is provided with a buzzer J3, a triode Q5, a resistor R21, a resistor R22 and a capacitor C19, a 18-pin series resistor R21 of a chip U2 is connected with the base of the triode Q5, the base of the triode Q5 is respectively connected with the resistor R22 and the capacitor C19 in series and grounded, the emitting electrode of the triode Q5 is grounded, and a collecting electrode of the triode Q5 is connected with a buzzer J3 in series and connected with a VBAT end of a power supply.

The anti-disassembly module is provided with a key K2, a capacitor C18 and a resistor R23, a pin 12 of the chip U2 is additionally connected with the key K2 and the capacitor C18 in series to be grounded, and a pin 12 of the chip U2 is also connected with the resistor R23 in series to be connected with the VBAT end of the power supply.

The switch module is provided with a key K1 and a resistor R20, a pin 2 of the chip U2 is connected with the key K1 in series and grounded, and a pin 2 of the chip U2 is also connected with the resistor R20 in series and connected with the VBAT end of the power supply.

The LED module is provided with a light emitting diode D1, a light emitting diode D3, a resistor R1 and a resistor R18, a 11-pin series resistor R1 of the chip U2 is connected with the negative electrode of the light emitting diode D1, a 11-pin series resistor R18 of the chip U2 is connected with the negative electrode of the light emitting diode D3, and the positive electrode of the light emitting diode D1 and the positive electrode of the light emitting diode D3 are grounded.

The data printing module is provided with an interface J2, a pin 1 of the interface J2 is connected with a pin 2 of the chip U2, and a pin 2 of the interface J2 is grounded.

The FLASH module is provided with an interface J1, a pin 1 of the interface J1 is connected with a VBAT end of a power supply, a pin 2 of the interface J1 is connected with a pin 15 of the chip U2, a pin 3 of the interface J1 is connected with a pin 14 of the chip U2, and a pin 4 of the interface J1 is grounded.

The utility model discloses a door magnetic alarm still is provided with power module, and power module is connected with power module's power VBAT end respectively with hall switch module, host system, 5G Nb-iot thing internet communication module, buzzing alarm module, prevent tearing open module, LED module, switch module, data print module and FLASH module.

The power supply module is provided with a battery BT1, a capacitor C5 and a coupling capacitor EC2, wherein a pin 2 of the battery BT1 is grounded, a pin 1 of the battery BT1 is connected with the capacitor C5 in series, a pin 1 of the battery BT1 is also connected with the negative electrode of the coupling capacitor EC2, a pin 1 of the battery BT1 is also connected with the VBAT end of a power supply, and the positive electrode of the coupling capacitor EC2 is grounded.

The utility model discloses a theory of operation does: an external NB card is inserted into the SIM unit, a battery is arranged in the power supply module, the power supply module starts working after supplying power to the door magnetic alarm, and the main control module initializes other modules, completes system configuration and enters a standby state. When the door magnetic alarm is far away from an external magnetic stripe, when the main control module detects that the Hall switch module outputs a high level, the buzzing alarm module is driven to send a field alarm sound and simultaneously the 5G Nb-iot IOT communication module is driven to send remote linkage alarm information to an external cloud end platform. When the main control module detects that the Hall switch module outputs a low level, the alarm is finished, the buzzer alarm module is driven to be closed, and meanwhile, the 5G Nb-iot IOT communication module is driven to send recovery alarm information, and then the system enters a standby state. When the button of preventing tearing open the module open, output high level to main control module knows this door magnetism alarm and is demolishd and upload to high in the clouds platform in real time, and when the button pressed, output low level. Meanwhile, the 5G Nb-iot IOT communication module can also be used for inquiring related information in time, and the 5G Nb-iot IOT communication module can be used for receiving an operation instruction issued by an external cloud platform, such as a buzzing alarm module and the like.

The door sensor alarm is provided with the 5G Nb-iot Internet of things communication module, can perform remote communication by depending on an operator network, provides a hardware basis for remote alarm and contact person notification, and can perform on-site alarm, so that the intelligent degree and the diversity of alarm modes are improved. The door magnetic alarm uses the Hall switch, thereby prolonging the service life. And the door magnetic alarm is also provided with an anti-dismounting module, so that whether the door magnetic alarm is dismounted is identified, and information is uploaded to a cloud-end platform. The door magnetic alarm does not need wiring, and is simple to install and convenient to use. The door magnetic alarm can be suitable for household antitheft, intelligent household and intelligent old-age scenes, and can also be used as an electronic seal for epidemic isolation.

Example 2.

A door magnetic alarm device has the same other characteristics as embodiment 1, and also has the following characteristics: the model of the chip U1 is BC260Y-CN, the model of the Hall switch SW1 is AR271, the model of the chip U2 is HC32F005C6UA, the model of the triode Q5, the triode Q3, the triode Q4, the triode Q1 and the triode Q2 is S8050, the capacitance value of the coupling capacitor EC1 is 220 microfarads, the models of the chip U4 and the chip U5 are AR271, the capacitance values of the capacitor C8, the capacitor C6, the capacitor C22, the capacitor C20, the capacitor C10, the capacitor C1 and the capacitor C2 are 104 picofarads, the model of the capacitor C4 is 6.8nH, the capacitance values of the capacitor C18, the capacitor C19 and the capacitor C3 are NC capacitors, the capacitance values of the capacitor C11, the capacitor C12, the capacitor C13 and the capacitor C14 are 33 picofarads, the capacitance value of the capacitor C17 is 103 picofarads, the capacitance values of the capacitor C23 and the capacitor C21 are 101 picofarads, the capacitance values of the capacitor C15, the capacitor C7 and the capacitor C9 are 102 picofarads, the capacitance value of the capacitor C16 is 474 picofarads, the resistance values of the resistor R4, the resistor R19 and the resistor R2 are 0 ohm, the resistance values of the resistor R13, the resistor R8 and the resistor R10 are 22 ohm, the resistance values of the resistor R7, the resistor R5 and the resistor R12 are 10 kilo-ohm, the resistance values of the resistor R20, the resistor R3 and the resistor R24 are 1 megaohm, the resistance values of the resistor R14, the resistor R16, the resistor R11 and the resistor R6 are 4.7 kilo-ohm, the resistance values of the resistor R21 and the resistor R9 are 1 kilo-ohm, the resistance values of the resistor R15 and the resistor R17 are 100 kilo-ohm, the model number of the resistor R22 is an NC resistor, the resistance value of the resistor R23 is 3 megaohm, and the resistance values of the resistor R1 and the resistor R18 are 100 ohms.

It should be noted that the chip U3 is a SIM card slot.

The electronic components of this embodiment are all commercially available components, and therefore, compared with embodiment 1, the door magnet alarm of this embodiment is lower in production cost because of easy availability.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A door magnetic alarm, its characterized in that: the remote control device is provided with a Hall switch module, a main control module, a 5G Nb-iot Internet of things communication module for remote communication and a buzzing alarm module, wherein the Hall switch module, the 5G Nb-iot Internet of things communication module and the buzzing alarm module are all connected with the main control module.

2. The door magnetic alarm according to claim 1, characterized in that: the anti-dismantling device is also provided with an anti-dismantling module, an LED module, a switch module, a data printing module and a FLASH module, wherein the anti-dismantling module, the LED module, the switch module, the data printing module and the FLASH module are respectively connected with the main control module;

the 5G Nb-Iot IOT communication module is provided with a Nb-Iot communication unit and a SIM unit, and the Nb-Iot communication unit is connected with the main control module and the SIM unit.

3. The door magnetic alarm according to claim 2, characterized in that: the Hall switch module is provided with a chip U4, a chip U5, a Hall switch SW1, an interface J4, a capacitor C17, a capacitor C20, a capacitor C21, a capacitor C22, a capacitor C23, a resistor R3 and a resistor R24, the OUT end of the chip U4 is connected with the main control module, the OUT end of the chip U4 is connected with the VBAT end in series, the OUT end of the chip U4 is also connected with the capacitor C21 in series and grounded, the VDD end of the chip U4 is connected with the capacitor C20 in series and grounded, the VDD end of the chip U4 is also connected with the VBAT end in series, the GND end of the chip U4 is grounded, the OUT end of the chip U5 is connected with the main control module, the OUT end of the chip U5 is respectively connected with the Hall switch SW1, the capacitor C17 and the capacitor C23 in series and grounded, the OUT end of the chip U5 is also connected with the resistor R3 and the VBAT end in series and grounded, the capacitor C22 of the VDD end of the chip U5 is connected with the VBAT end of the power supply, the VBAT end of the chip U5 is also connected with the ground, the GND end of the interface J4 and the interface J2 pin of the main control module.

4. The door magnetic alarm according to claim 3, characterized in that: the Nb-Iot communication unit is provided with a chip U1, an antenna ANT1, a resistor R2, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4 and a coupling capacitor EC1, wherein a pin 1 of the chip U1 is respectively connected with the capacitor C1 and the capacitor C2 in series and is connected with a VBAT end of a power supply, a pin 1 of the chip U1 is connected with a negative electrode of the coupling capacitor EC1, a positive electrode of the coupling capacitor EC1 is connected with the VBAT end of the power supply, a pin 1 of the chip U1 is also grounded, pins 10, 11, 12, 13 and 14 of the chip U1 are respectively connected with the SIM unit, pins 7, 15, 17, 18 and 19 of the chip U1 are connected with the main control module, a pin 42 and a pin 43 of the chip U1 are connected with the VBAT end of the power supply, a pin 27, a pin 34, a pin 36, a pin 37, a pin 40 and a pin 41 of the chip U1 are respectively grounded, a pin 35 of the chip U1 is connected with the capacitor C3 in series and is also connected with one end of the resistor R2 of the chip U1, the other end of the antenna ANT 2 and the antenna R1 and the other end of the chip U1 is connected with the antenna V1.

5. The door magnetic alarm according to claim 4, characterized in that: the SIM unit is provided with a chip U3, a resistor R8, a resistor R10, a resistor R12, a resistor R13, a capacitor C10, a capacitor C11, a capacitor C12, a capacitor C13 and a capacitor C14, wherein a pin 10 of the chip U1 is connected with a pin 1 of the chip U3 in series, a pin 10 of the chip U1 is further connected with a pin 5 of the chip U3, a pin 13 of the chip U1 is connected with a pin 3 of the chip U3 in series, a pin 12 of the chip U1 is connected with a pin 2 of the chip U3 in series, a pin 14 of the chip U1 is connected with a pin 1 of the chip U3, a pin 14 of the chip U1 is further connected with one end of the resistor R12, the other end of the resistor R12 is connected with a pin 11 of the chip U1, the other end of the resistor R12 is further connected with one end of the resistor R13, the other end of the resistor R13 is connected with a pin 7 of the chip U3, the other end of the resistor R13 is further connected with a pin C12 in series, a pin 1 of the chip U3 is grounded, a pin 1 of the capacitor C11 in series, a pin 2 of the chip U3 is connected with the capacitor C13 in series, and a pin 14 of the capacitor C3 in series.

6. The door magnetic alarm according to claim 5, characterized in that: the main control module is provided with a chip U2, a capacitor C6, a capacitor C8, a capacitor C9, a capacitor C16, a resistor R5, a resistor R6, a resistor R7, a capacitor C7, a triode Q1, a triode Q2, a resistor R9, a resistor R11, a capacitor C15, a diode D6, a resistor R16, a resistor R17, a triode Q4, a resistor R14, a resistor R15, a triode Q3, a resistor R4 and a resistor R19, wherein the pin 1 of the chip U2 is connected with the capacitor C6 in series and is grounded, the pin 1 of the chip U2 is also connected with the resistor R5 in series and is connected with the VBAT end of a power supply, the pin 2 of the chip U2 is connected with the switch module, the pin 2 of the chip U3 is connected with the data printing module, the pin 4 of the chip U2 is grounded, the pin 5 of the chip U2 is connected with the capacitor C16 in series and is grounded, the pin 6 of the chip U2 is respectively connected with the capacitor C8 and the capacitor C9 in series and is connected with the VBAT end of the power supply, the pin 8 of the chip U2 is connected with the OUT end of the chip U4, pin 9 of the chip U2 is connected to the OUT terminal of the chip U5 and pin 1 of the interface J4, pin 11 and pin 12 of the chip U2 are connected to the LED module, pin 13 of the chip U2 is connected to the tamper-proof module, pin 14 and pin 15 of the chip U2 are connected to the FLASH module, pin 16 of the chip U2 is connected to the base of the transistor Q3, the base of the transistor Q3 is connected to the ground, the emitter of the transistor Q3 is connected to the ground, the collector of the transistor Q3 is connected to pin 7 of the chip U1, the collector of the transistor Q3 is connected to pin 15 of the chip U1, pin 17 of the chip U2 is connected to the base of the transistor Q4, the base of the transistor Q4 is connected to the ground, the emitter of the transistor Q4 is connected to the ground, the collector of the transistor Q4 is connected to pin 19 of the chip U1, pin 18 of the chip U2 is connected to the buzzer alarm module, and the emitter of the chip U2 is connected to pin 19 of the transistor Q2, the collector of triode Q2 is connected with pin 17 of chip U1, the collector series resistance R9 of triode Q2 is connected with the negative pole of diode D6, the base of triode Q2 is connected with series capacitance C15 and resistance R11 respectively and is connected with 1.8V power supply, the positive pole of diode D6 is connected with 1.8V power supply, 20 pins series resistance R7 of chip U2 is connected with power VBAT end, 20 pins of chip U2 is still connected with the collector of triode Q1, the base of triode Q1 is connected with series resistance R6 and capacitance C7 respectively and is connected with 1.8V power supply, the emitter of triode Q1 is connected with pin 18 of chip U1, and pin 7 and pin 10 of chip U2 are suspended.

7. The door magnetic alarm according to claim 6, characterized in that: the buzzer alarm module is provided with a buzzer J3, a triode Q5, a resistor R21, a resistor R22 and a capacitor C19, a 18-pin series resistor R21 of the chip U2 is connected with a base of the triode Q5, the base of the triode Q5 is respectively connected with the resistor R22 and the capacitor C19 in series and grounded, an emitting electrode of the triode Q5 is grounded, and a collecting electrode of the triode Q5 is connected with the buzzer J3 in series and connected with a VBAT end of a power supply.

8. The door magnetic alarm according to claim 7, characterized in that: the anti-disassembly module is provided with a key K2, a capacitor C18 and a resistor R23, a pin 12 of the chip U2 is additionally connected in series with the key K2 and the capacitor C18 in a grounded manner, and a pin 12 of the chip U2 is also connected in series with the resistor R23 and a VBAT end;

the switch module is provided with a key K1 and a resistor R20, a pin 2 of the chip U2 is connected with the key K1 in series and is grounded, and a pin 2 of the chip U2 is also connected with the resistor R20 in series and is connected with a VBAT end of a power supply;

the LED module is provided with a light emitting diode D1, a light emitting diode D3, a resistor R1 and a resistor R18, a pin 11 of the chip U2 is connected with the resistor R1 in series and is connected with the cathode of the light emitting diode D1, a pin 11 of the chip U2 is connected with the resistor R18 in series and is connected with the cathode of the light emitting diode D3, and the anode of the light emitting diode D1 and the anode of the light emitting diode D3 are grounded;

the data printing module is provided with an interface J2, a pin 1 of the interface J2 is connected with a pin 2 of the chip U2, and a pin 2 of the interface J2 is grounded;

9. The door magnetic alarm according to claim 8, characterized in that: the power supply module is respectively connected with the Hall switch module, the main control module, the 5G Nb-iot IOT communication module, the buzzing alarm module, the anti-dismantling module, the LED module, the switch module, the data printing module and the FLASH module and a power supply VBAT end of the power supply module;

the power supply module is provided with a battery BT1, a capacitor C5 and a coupling capacitor EC2, wherein a pin 2 of the battery BT1 is grounded, a pin 1 of the battery BT1 is connected with the capacitor C5 in series and is grounded, a pin 1 of the battery BT1 is also connected with the negative electrode of the coupling capacitor EC2, a pin 1 of the battery BT1 is also connected with the VBAT end of a power supply, and the positive electrode of the coupling capacitor EC2 is grounded.

10. The door magnetic alarm according to claim 9, wherein: the model of the chip U1 is BC260Y-CN, the model of the Hall switch SW1 is AR271, the model of the chip U2 is HC32F005C6UA, the model of the triode Q5, the model of the triode Q3, the model of the triode Q4, the model of the triode Q1 and the model of the triode Q2 are S8050, the capacitance value of the coupling capacitor EC1 is 220 microfarads, the model of the chip U4 and the chip U5 is AR271, the capacitance values of the capacitor C8, the capacitor C6, the capacitor C22, the capacitor C20, the capacitor C10, the capacitor C1 and the capacitor C2 are 104 picofarads, the model of the capacitor C4 is 6.8nH, the capacitance values of the capacitor C18, the capacitor C19 and the capacitor C3 are NC capacitors, the capacitance values of the capacitor C11, the capacitor C12, the capacitor C13 and the capacitor C14 are 33 picofarads, the capacitance value of the capacitor C17 is 103 picofarads, the capacitance values of the capacitor C23 and the capacitor C21 are 101 picofarads, the capacitance values of the capacitor C15, the capacitor C7 and the capacitor C9 are 102 picofarads, the capacitance value of the capacitor C16 is 474 picofarads, the resistance values of the resistor R4, the resistor R19 and the resistor R2 are 0 ohm, the resistance values of the resistor R13, the resistor R8 and the resistor R10 are 22 ohm, the resistance values of the resistor R7, the resistor R5 and the resistor R12 are 10 kilo-ohm, the resistance values of the resistor R20, the resistor R3 and the resistor R24 are 1 megaohm, the resistance values of the resistor R14, the resistor R16, the resistor R11 and the resistor R6 are 4.7 kilo-ohm, the resistance values of the resistor R21 and the resistor R9 are 1 kilo-ohm, the resistance values of the resistor R15 and the resistor R17 are 100 kilo-ohm, the model number of the resistor R22 is an NC resistor, the resistance value of the resistor R23 is 3 megaohm, and the resistance values of the resistor R1 and the resistor R18 are 100 ohms.