1. An intelligent anti-theft alarm method for an automobile fuel tank is characterized by comprising the following steps:

a human body microwave induction sensor (2) and a digital vibration acceleration sensor (3) are additionally arranged near an automobile oil tank, and a control module (1) receives data collected by the human body microwave induction sensor (2) and the digital vibration acceleration sensor (3);

when the control module (1) judges that a person approaches the oil tank and the oil tank vibrates, the vehicle-mounted T-BOX (6) sends alarm information to a remote smart phone or a remote server terminal through a 4G network.

2. The intelligent anti-theft alarm method for the fuel tank of the automobile according to claim 1, characterized in that an alarm module (4) is additionally arranged on the automobile, and when a person approaches the fuel tank and the fuel tank vibrates, the alarm module (4) sends out alarm warning information.

3. The intelligent anti-theft alarm method for the automobile fuel tank is characterized in that the judgment method for executing the intelligent anti-theft alarm program according to the automobile state is as follows:

firstly, judging whether an automobile ACC is not electrified and the CAN is in a dormant state, if so, executing an intelligent anti-theft alarm program, and when an anti-theft alarm notification signal exists, sending an alarm message to a remote smart phone or a remote server terminal by an on-board T-BOX (6) through a 4G network, and simultaneously sending alarm warning information by an alarm module (4); if not, further judging whether the automobile ACC is electrified and the rotating speed of the engine is 0, if not, judging that the automobile is in a normal driving state and the intelligent anti-theft alarm system is dormant, and if so, further judging whether an anti-theft alarm notification signal exists.

4. The intelligent anti-theft alarm method for the automobile fuel tank is characterized in that the method for executing the intelligent anti-theft alarm program according to the sensor data is as follows:

firstly, a digital vibration acceleration sensor (3) collects and stores current automobile environment information;

in a monitoring period, the digital vibration acceleration sensor (3) continuously collects vibration information and compares the vibration information with stored data; judging whether the vibration data meet the anti-theft alarm condition, if so, sending an alarm message to a far end, sending an alarm by an alarm module (4), if not, judging whether the monitoring period reaches the end time, and if so, enabling the digital vibration acceleration sensor (3) to enter a dormant state; when the human body microwave induction sensor (2) is awakened, the next monitoring period is started.

5. The intelligent anti-theft alarm method for the automobile oil tank is characterized in that the human body microwave induction sensor (2) is arranged on the side surface of the oil tank, which can be approached by a human body, and the distance of 3 meters from the center of any 180-degree enclosed semicircle of the induction surface is an induction area, so that no metal shielding is ensured; the digital vibration acceleration sensor (3) is arranged close to the oil tank, so that no anti-seismic object is separated between the digital vibration acceleration sensor (3) and the automobile oil tank.

6. The intelligent anti-theft alarm method for the automobile fuel tank is characterized in that the digital vibration acceleration sensor (3) collects data of the fuel tank when the three X/Y/Z axes change, and the control module compares the difference change of the three X/Y/Z axes of the fuel tank caused in the anti-theft process by an algorithm through learning the vibration parameters of the automobile environment.

7. An intelligent anti-theft alarm system for an automobile fuel tank, which is characterized in that the intelligent anti-theft alarm method according to claim 6 is applied, and comprises the following steps: the control system comprises a control module (1), wherein the control module (1) is respectively connected with a human body microwave induction sensor (2), a digital vibration acceleration sensor (3) and a vehicle-mounted T-BOX (6), the human body microwave induction sensor (2) and the digital vibration acceleration sensor (3) are arranged at an oil tank, and the vehicle-mounted T-BOX (6) is connected with a remote smart phone or a remote server terminal through a 4G network; the human body microwave induction sensor (2) is arranged on the side surface of the oil tank, which can be close to a human body, and is not shielded by metal; and no anti-seismic object is blocked between the digital vibration acceleration sensor (3) and an automobile oil tank.

8. The remote monitoring system for the automobile fuel tank is characterized by further comprising an alarm module (4) and a control module remote controller (5), wherein the control module (1) is connected with the alarm module (4).

9. The automobile fuel tank remote monitoring system according to claim 8, wherein the control module (1), the human body microwave induction sensor (2), the digital vibration acceleration sensor (3), the alarm module (4) and the vehicle-mounted T-BOX (6) are respectively connected with an automobile direct current power supply.

10. The remote monitoring system for the automobile fuel tank is characterized in that the control module (1) is a 48-pin MCU control chip.

Background

At present, automobiles enter units and families in a large range, and become indispensable transportation means in daily office and family life.

As the holding capacity of automobiles increases, gasoline in automobile fuel tanks also begins to be stared by lawbreakers. Especially, when the automobile is parked in an unattended parking place, the safety problem of the automobile oil tank cannot be ignored. How to enable an owner to remotely monitor the state of an automobile oil tank at any time and prevent gasoline in the automobile oil tank from being stolen becomes a problem to be solved.

Disclosure of Invention

In order to solve the technical problem, the invention provides an intelligent anti-theft alarm method and system for an automobile oil tank. The technical scheme adopted by the invention is as follows:

an intelligent anti-theft alarm method for an automobile oil tank comprises the following steps:

a human body microwave induction sensor and a digital vibration acceleration sensor are additionally arranged close to an automobile oil tank, and a control module receives data collected by the human body microwave induction sensor and the digital vibration acceleration sensor; when the control module judges that a person approaches the oil tank and the oil tank vibrates, the vehicle-mounted T-BOX sends alarm information to a remote smart phone or a remote server terminal through a 4G network.

Preferably, an alarm module is additionally arranged on the automobile, and when people approach the oil tank and the oil tank vibrates, the alarm module sends out alarm warning information.

Preferably, the method for determining the intelligent burglar alarm program according to the vehicle state comprises the following steps: firstly, judging whether an automobile ACC is not electrified and the CAN is in a dormant state, if so, executing an intelligent anti-theft alarm program, and when an anti-theft alarm notification signal exists, sending an alarm message to a remote smart phone or a remote server terminal by the vehicle-mounted T-BOX through a 4G network, and simultaneously sending alarm warning information by an alarm module; if not, further judging whether the automobile ACC is electrified and the rotating speed of the engine is 0, if not, judging that the automobile is in a normal driving state and the intelligent anti-theft alarm system is dormant, and if so, further judging whether an anti-theft alarm notification signal exists.

Preferably, the method of performing the intelligent burglar alarm procedure according to the sensor data is as follows: firstly, a digital vibration acceleration sensor collects and stores current automobile environment information; in a monitoring period, the digital vibration acceleration sensor continuously collects vibration information and compares the vibration information with stored data; judging whether the vibration data meets the anti-theft alarm condition, if so, sending an alarm message to a far end, sending an alarm by an alarm module, if not, judging whether the monitoring period reaches the end time, and if so, enabling the digital vibration acceleration sensor to enter a dormant state; when the human body microwave induction sensor is awakened, the next monitoring period is started.

Preferably, the human body microwave induction sensor is arranged on the side surface of the oil tank, which can be close to a human body, and the distance of any 180-degree surrounded semicircle center meter is an induction area, so that no metal shielding is ensured; the digital vibration acceleration sensor is arranged close to the oil tank, so that no anti-vibration object is separated between the digital vibration acceleration sensor and the automobile oil tank.

Preferably, the digital vibration acceleration sensor acquires data of the oil tank when the X/Y/Z three axes change, and the control module compares the difference change of the X/Y/Z three axes of the oil tank caused in the anti-theft process by learning the vibration parameters of the automobile environment by using an algorithm.

An intelligent anti-theft alarm system of an automobile fuel tank applies the intelligent anti-theft alarm method, and comprises the following steps: the control module is respectively connected with the human body microwave induction sensor, the digital vibration acceleration sensor and the vehicle-mounted T-BOX, the human body microwave induction sensor and the digital vibration acceleration sensor are arranged at the oil tank, and the vehicle-mounted T-BOX is connected with a remote smart phone or a remote server terminal through a 4G network. The human body microwave induction sensor monitors whether a person stays near an automobile oil tank for a long time, the digital vibration acceleration sensor monitors whether a vibration signal caused by manually prying an automobile door or the oil tank exists, the control module transmits the received monitoring signal to the vehicle-mounted T-BOX, and the vehicle-mounted T-BOX is connected with a remote smart phone or a remote server terminal through a 4G network, so that a vehicle owner can monitor the state of the parked automobile at any time. The human body microwave induction sensor is arranged on the side surface of the oil tank, which can be approached by a human body, and is not shielded by metal; and no anti-vibration object is blocked between the digital vibration acceleration sensor and the automobile oil tank.

Preferably, the system also comprises an alarm module and a control module remote controller, wherein the control module is connected with the alarm module.

Preferably, the control module, the human body microwave induction sensor, the digital vibration acceleration sensor, the alarm module and the vehicle-mounted T-BOX are respectively connected with a vehicle direct current power supply.

Preferably, the control module is a 48-pin MCU control chip.

The invention has the beneficial effects that:

the invention realizes the remote monitoring of the automobile oil tank by arranging the human body microwave induction sensor and the digital vibration acceleration sensor, realizes the remote data transmission by utilizing the vehicle-mounted T-BOX of the automobile, has simple structure, ensures the monitoring result to be more reliable by an intelligent learning algorithm, is easy to realize and is suitable for wide popularization and application.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are specific embodiments of the invention, and that other drawings within the scope of the present application can be obtained by those skilled in the art without inventive effort.

FIG. 1 is a logic flow diagram of a vehicle state determination in accordance with an embodiment of the present invention;

FIG. 2 is a block diagram of the workflow of a sensor of an embodiment of the present invention;

FIG. 3 is an electrical schematic diagram of an intelligent anti-theft alarm system for an automobile fuel tank according to an embodiment of the invention;

in the figure, 1 is a control module, 2 is a human body microwave induction sensor, 3 is a digital vibration acceleration sensor, 4 is an alarm module, 5 is a control module remote controller, and 6 is a vehicle-mounted T-BOX.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

An intelligent anti-theft alarm method for an automobile oil tank comprises the following steps: a human body microwave induction sensor 2 and a digital vibration acceleration sensor 3 are additionally arranged close to an automobile oil tank, and a control module 1 receives data collected by the human body microwave induction sensor 2 and the digital vibration acceleration sensor 3; when the control module 1 judges that a person approaches the oil tank and the oil tank vibrates (namely, an anti-theft alarm notification signal exists), the vehicle-mounted T-BOX6 sends alarm information to a remote smart phone or a remote server terminal through a 4G network. Install alarm module 4 additional on the car, alarm module 4 can be the speaker, when someone is close to the oil tank and the oil tank takes place vibrations, sends alarm warning information.

The invention relates to an intelligent anti-theft alarm method and system for an automobile oil tank, wherein the working property is reverse working, namely: when the whole vehicle is in working use, the intelligent anti-theft alarm system is dormant and does not execute the intelligent anti-theft alarm program; when the whole vehicle is parked and not used, the intelligent anti-theft alarm system is about to enter a working state.

In the embodiment of the invention, the current state of the automobile is judged through an automobile ACC (adaptive cruise control power supply) and the whole automobile CAN data, whether the intelligent anti-theft alarm system starts single detection item judgment or starts more detection sensors is determined according to the current state of the automobile, and if not, the minimum local power supply is turned on as far as possible, so that the current always works at a smaller value. Through judging the current state of the automobile, the original battery power of the automobile is not consumed when the automobile is in a long-time parking state, and the hidden danger that the automobile engine can not be started due to too low battery power is greatly reduced.

Fig. 1 is a logic flow diagram of the automobile state judgment according to the embodiment of the present invention. In the embodiment of the invention, the method for judging the intelligent anti-theft alarm program executed according to the automobile state comprises the following steps:

step 1, after the intelligent anti-theft alarm system is powered on, firstly judging whether an ACC (access control center) of the automobile is not powered on and a CAN (controller area network) is in a dormant state, if not, turning to step 6, and if so (indicating that the automobile is in a parking unused state and an intelligent anti-theft alarm program needs to be executed), turning to the next step;

step 2, the human body microwave induction sensor 2 and the digital vibration acceleration sensor 3 acquire data;

step 3, judging whether an anti-theft alarm notification signal exists? Namely: whether a person approaches the oil tank and the oil tank vibrates or not is judged, if not, the step 5 is carried out, and if yes, the next step is carried out;

step 4, the vehicle-mounted T-BOX6 sends an alarm message to a remote smart phone or a remote server terminal through a 4G network; meanwhile, the alarm module 4 sends out alarm warning information;

step 5, delaying for 2 seconds, continuously monitoring by the anti-theft alarm system, and turning to the step 2;

step 6, judging whether the automobile ACC is electrified or not and the rotating speed of the engine is 0, if not (the automobile is in a normal driving state and the intelligent anti-theft alarm system is dormant), turning to step 11, if so (the automobile is in a power-up but unused state and the intelligent anti-theft alarm program needs to be executed), turning to the next step;

step 7, the human body microwave induction sensor 2 and the digital vibration acceleration sensor 3 acquire data;

step 8, judging whether an anti-theft alarm notification signal exists? Namely: whether a person approaches the oil tank and the oil tank vibrates or not is judged, if not, the step 10 is executed, and if yes, the next step is executed;

step 9, the vehicle-mounted T-BOX6 sends an alarm message to a remote smart phone or a remote server terminal through a 4G network; meanwhile, the alarm module 4 sends out alarm warning information;

step 10, delaying for 2 seconds, and turning to step 1;

and step 11, turning off a power supply module of the anti-theft alarm system, and not supplying power to the control module 1, the human body microwave induction sensor 2, the digital vibration acceleration sensor 3 and the alarm module 4.

Here, K75 denotes the wire harness number of the vehicle body, where K75 ═ 0 denotes that the vehicle ACC is not powered, and K75 ═ 1 denotes that the vehicle ACC is powered.

In the embodiment of the invention, the intelligent anti-theft alarm judgment is carried out by adopting sensor data of different conditions and different modes, and comprises the following steps: the human body microwave induction sensor 2 and the digital vibration acceleration sensor 3 can be further additionally provided with a mechanical vibration sensor (optional), so that accurate judgment can be made under different conditions and environments, and the false alarm rate is greatly reduced. Firstly, after stopping or completing an alarm every time, the digital vibration acceleration sensor 3 collects the environmental data of the vehicle, including: vehicle position state and environmental factors such as rain, strike a thunder, wind, firecracker, vehicle position state includes: the vehicle is steady, or inclines left, or inclines right, or inclines forward, or inclines backward, and current data information is stored; the data collected from the back are compared with the stored data, so that misjudgment caused by vibration due to natural factors (such as thunder, rain or wind blowing, and noise of the environment causing vibration of the oil tank, and the behavior of stealing gasoline in the oil tank is not generated) is avoided. Meanwhile, the human body microwave induction sensor 2 is used as one of conditions for awakening the digital vibration acceleration sensor 3, and misjudgment caused by vibration due to natural factors can be avoided. Only when a person approaches the oil tank and generates vibration, the two are combined and added to output an alarm signal.

Fig. 2 is a block diagram illustrating the working flow of the sensor according to the embodiment of the present invention. In the embodiment of the invention, the method for executing the intelligent anti-theft alarm program according to the sensor data comprises the following steps:

s1, electrifying and initializing the sensor;

s2, collecting and storing the current automobile environment information by the digital vibration acceleration sensor 3;

s3, in a monitoring period, the digital vibration acceleration sensor 3 continuously collects vibration information and compares the vibration information with the stored data;

s4, judging whether the vibration data meet the anti-theft alarm condition, if so, turning to the next step, and if not, turning to the step S6;

s5, sending an alarm message to a far end, sending an alarm by the alarm module 4, and turning to the step S3;

s6, judging whether the monitoring period reaches the end time, if so, turning to the next step, and if not, turning to the step S3;

s7, the digital vibration acceleration sensor 3 enters a sleep state;

s8, judging whether the human body microwave induction sensor 2 is awakened or not, if yes, turning to the step S3, and if not, turning to the step S7.

In the embodiment of the invention, the human body microwave induction sensor 2 is arranged on the side surface of the oil tank which can be close to a human body, and the distance of 3 meters from the center of any 180-degree enclosed semicircle of the induction surface is an induction area, so that no metal shielding is ensured. The digital vibration acceleration sensor 3 is arranged close to the oil tank, so that no anti-seismic object is separated between the digital vibration acceleration sensor 3 and the automobile oil tank. The digital vibration acceleration sensor 3 collects data of an oil tank when the X/Y/Z three axes change, the control module accurately identifies vibration frequency caused by theft, specifically, the control module compares difference change of the X/Y/Z three axes of the oil tank caused in the theft prevention process by learning automobile environment vibration parameters and utilizing an algorithm, and the system alarm accuracy rate is over 99%.

Fig. 3 is an electrical schematic diagram of an intelligent anti-theft alarm system for an automobile fuel tank according to an embodiment of the invention. An automobile fuel tank remote monitoring system, comprising: the control module 1, the control module 1 may adopt a 48-pin MCU control chip, such as: R5F10BGELFB chip of RysaEk.

The control module 1 is respectively connected with the human body microwave induction sensor 2, the digital vibration acceleration sensor 3 and the vehicle-mounted T-BOX6, and the human body microwave induction sensor 2 and the digital vibration acceleration sensor 3 are arranged at an oil tank. The human body microwave induction sensor 2 is arranged on the side face of the oil tank, which can be close to a human body, and has no metal shielding as much as possible, so that induction monitoring can be carried out within 3 m of the semicircular center surrounded by any 180 degrees of the induction surface. The digital vibration acceleration sensor 3 needs to wave a driver to be close to the detected object, and no anti-seismic object is separated between the digital vibration acceleration sensor 3 and the automobile oil tank.

The vehicle-mounted T-BOX6 is connected with a remote smart phone or a remote server terminal through a 4G network. The vehicle-mounted T-BOX is a component of a vehicle networking system and is mainly used for communicating with a background system/mobile phone APP. The invention utilizes the vehicle-mounted T-BOX, is easier to realize and has low economic cost.

Further, the control module 1 is connected with the alarm module 4, the alarm module 4 can adopt a loudspeaker, and when the human body microwave induction sensor 2 monitors that a person stays close to the human body for a long time or the digital vibration acceleration sensor 3 monitors that a large-amplitude vibration signal exists, the control module 1 controls the alarm module 4 to send out alarm warning information.

Further, the automobile oil tank remote monitoring system comprises a control module remote controller 5, and the control module remote controller 5 is used for monitoring the opening or closing of the system.

Further, the control module 1, the human body microwave induction sensor 2, the digital vibration acceleration sensor 3, the alarm module 4 and the vehicle-mounted T-BOX6 are respectively connected with an automobile direct current power supply, and the automobile direct current power supply supplies power to an automobile oil tank remote monitoring system.

Finally, it is to be noted that: the above examples are only specific embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and the scope of the present invention is not limited thereto. Those skilled in the art will understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein.