261results about How to "Realize anti-theft function" patented technology

The invention belong to the technical fields of low-voltage power distribution and power electronics, and relates to a battery charging and replacing station for electric vehicles. In the battery charging and replacing station for the electric vehicles, battery replacement and separated-box charging take the priority and entire vehicle charging takes the secondary. The battery charging and replacing station can satisfy the requirement of replenishing electric energy for large-size commercial vehicles and small-size passenger vehicles. In addition, a warehousing type automatic battery replacing system is adopted so that the functions of automatic battery replacement and automatic warehousing in / out management are achieved, and a separated-box charging system can be used for charging the batteries.

The invention relates to a monitoring system for an electric automobile battery charging and replacing station. The system comprises a superior system, an electricity distribution monitoring system, a charging monitoring system, a battery replacement monitoring system and a video monitoring system; a monitoring work station, a server, a printer, an electricity distribution system communication management machine and an electricity utilization information collecting terminal are connected with a network exchanger of the charging monitoring system through a local industrial Ethernet; a network exchanger of the electricity distribution monitoring system is connected with a communication gateway of the superior system through the local industrial Ethernet; an intelligent communication terminal of the battery replacement monitoring system is connected with the network exchanger of the charging monitoring system through the local industrial Ethernet; and a video server of the video monitoring system is connected with the communication gateway of the superior system through the local industrial Ethernet. The system can meet the requirement of electric energy complement of large commercial vehicles and small passenger vehicles and can realize omnibearing, effective and real-time monitoring on the battery charging and replacing of electric automobiles.

The present invention discloses a method for guarding cell phone againt theft through Bluetooth technique, being applied in cell phone which is provided with the module of Bluetooth and in the corresponding Bluetooth earphone; the invention comprises the procedures as follows: the cell is connected with the matching earphone; the cell phone is provided with an effective connecting distance and a switch having the function of alarm; when the alarm function is started, the cell phone judges whether the signal intensity between the cell phone and the earphone is less than the signal intensity of the effective connecting distance or not. If the result is positive, the cell phone disconnects with the Bluetooth earphone, triggering the alarm function of the cell phone and the Bluetooth earphone. Due to the effective connecting distance alarm of the Bluetooth device, the method of the invention for guarding the cell phone realizes an alarm device on the Bluetooth earphone; when the cell phone is out of the effective connecting distance, the earphone can alarm, achieving the guarding function for the cell phone.

The invention discloses a wireless data communication management system for an electric bicycle. The wireless data communication management system comprises an intelligent electric bicycle management module which comprises a data collecting unit and a control unit. The data collecting unit is used for collecting data of single battery cells of a battery pack and transmitting the data to the controller. The controller transmits the data to a mobile device terminal through a wireless data transmitting module. A data analyzing unit is arranged in the mobile device terminal, analyzes the data according to the transmitted data, and carries out real-time data early warning according to setting of speed, endurance, battery capacities, low-voltage early warning, temperature early warning, current early warning and charging early warning of the whole electric bicycle. The mobile device terminal carries out data storage with a backstage cloud server through a wireless network, when batteries are abnormal, early warning is achieved through the mobile device terminal, a user is reminded that the batteries are abnormal, and meanwhile early warning information is transmitted to bicycle factory after-sale terminal equipment.

The invention relates to a vehicle control unit for a pure electric vehicle. A vehicle control board with an ARM9S3C2440 master module and multi-site CAN (Controller Area Network) bus communication are adopted, and a power management system and a motor controller are combined to form a vehicle CAN control communication network. The vehicle body status monitoring, driver intention analysis, energy status monitoring, fault alarm monitoring, and vehicle running guarantee functions and the like are realized. The control unit is integrated with the status information of various parts such as an acceleration pedal, a brake pedal, a vehicle-mounted energy source and a driving motor to decide the currently taken control strategy; the warning forecast of the fault in the movement process of the vehicle is carried out; and when the vehicle decelerates and brakes, the whole power and an energy storage system work in an energy feedback status by control instructions. Meanwhile, the multi-site CAN bus technology is used, so that the stability of the whole control unit is substantially improved, and the cost is effectively saved.

The invention discloses a bicycle management system used for managing a bicycle lock through a portable device. The bicycle lock comprises a wireless communication module and a control module, wherein the wireless communication module is configured to be in wireless connection with the portable device and receive an instruction correlated to an authentication code from the portable device by means of wireless connection; the control module is coupled to the wireless communication module and is configured to confirm whether the authentication code provides a control right on the bicycle lock based on the instruction received by the wireless communication module, and to control the bicycle lock according to the instruction from the portable device if the authentication code provides the control right on the bicycle lock. According to the bicycle management system, the portable device is used as a virtual key of the bicycle lock, a user can get rid of the trouble of a physical key, and therefore user experience is improved; meanwhile, the anti-theft function is achieved, and damage to the property of the user is prevented.

The invention relates to a gesture controlling intelligent switch capable of controlling a domestic appliance. The gesture controlling intelligent switch comprises a wireless communication module or a wired communication module, a microprocessor, or a wireless communication module with a microprocessor, an infrared transmitting module, an infrared receiving module, a power module and a mobile phone APP (application). The infrared transmitting module consists of a plurality of infrared transmitting tubes and is connected with an infrared transmitting port of the microprocessor; the infrared receiving module is connected with an infrared receiving port of the microprocessor; the wireless communication module or the wired communication module is connected with a communication port of the microprocessor; and the mobile phone APP is provided with an operation interface and an operation button which correspond to an infrared remote controller of the domestic appliance. The intelligent switch is controlled by multidirectional and multi-angle gesture action information inputting; by the intelligent switch, a mobile phone has a remote control function and an anti-theft function on the domestic appliance with an infrared function, cross infection of viruses and bacteria is avoided owing to contact-free gesture control, and a user feels good and convenience when using the gesture controlling intelligent switch.

The invention relates to an intelligent debit article management device. The device mainly comprises a main control cabinet, a storage cabinet and a background management system; wherein a control system and various identification systems are arranged in the main control cabinet and are connected with a storage cabinet to realize in situ operation logic operation; the storage cabinet is composed of a plurality of storage grids, an article identity identification detection module developed based on a stm 32 series single chip microcomputer is installed in each storage grid, whether an article returned by a user is consistent with a borrowed article or not can be verified through the module, whether the article is placed in the corresponding storage grid or not is monitored online, and meanwhile, the module can also photograph the article and file the image in the borrowing and returning processes; and the background management system is in communication connection with the main controlcabinet, integrates the borrowing and returning information data of the articles, and enables an administrator to remotely check the articles in real time through the identity identification detectionmodule at the backstage, thereby realizing the full-dynamic visual management of the information of the articles in the warehouse.

The invention discloses a novel mechano-electronic dual-safety type safe box, and belongs to the technical field of safe boxes. A cabinet door is mounted on a box body through a rotating shaft, an integrated lock box is mounted on the outer wall of the cabinet door, and a fixed plate is arranged on the inner wall of the cabinet door. Lock catches are arranged around the fixed plate, locking grooves corresponding to the lock catches are formed in the inner wall of the opening position of the box body, and a mechanical linkage control device connected with the lock catches is mounted in the fixed plate. A door opening handle is arranged on the left side of the integrated lock box, the door opening handle is matched with the mechanical linkage control device to be mounted, a mechanical coded lock block is arranged on the integrated lock box at the upper end of the door opening handle, and an electronic lock integration module is arranged on the right side of the integrated lock box. A wireless communication module can learn the abnormal operation of the safe box in real time, meanwhile, alarm information is sent to a mobile phone of a user, and field voice monitoring can further be conducted. The problems that according to an existing electronic type safe box cabinet lock, a cabinet door can be opened easily, and the cabinet door can be illegally opened through a mechanical key and an instrument are solved.

The invention provides a mobile telephone remote controlling method, including: a transmitter edits a control short message containing control command and transmits the control short message to a receiving-end mobile telephone; and the receiving-end mobile telephone receives the control short message and draws the control command from the control short message and executes the control command. And as editing a control short message, the transmitter needs to select / input the control command list and control parameters list according to the requirement and inputs the number and control cipher of the receiving-end mobile telephone and after having been edited, the control short message is transmitted to the receiving-end mobile telephone. And the receiving-end mobile telephone receives the short message and then draws the control cipher from it and obtains the ID identification code of the transmitter to compare with the encrypted identification code stored in the mobile telephone: if they are the same, draw the codes of the control command and control parameters, decode them according to the control command list and parameter list and call the corresponding operating function to operate the receiving-end mobile telephone.

The invention discloses a mobile terminal capable of guarding against theft and a mobile terminal anti-theft method. The mobile terminal comprises a setting module, a photosensor and an anti-theft module, wherein the setting module is used for opening or closing an anti-theft function; the photosensor is used for continuously detecting the ambient light intensity and feeding back to the anti-theft module when the anti-theft function is opened; the anti-theft module is used for triggering anti-theft interruption when the light intensity change value exceeds the threshold value, continuously detecting the anti-theft interruption signal and waiting a preset time; when the preset time is up, the anti-theft module still detects the anti-theft interruption, and the anti-theft module controls an alarm module to give out alarm sound. The mobile terminal capable of guarding against theft and the mobile terminal anti-theft method can utilize the photosensor to detect abnormal conditions according to the external ambient light intensity and transmit the alarm signals when the abnormal conditions happen, so that the unconscious mobile phone thievery can be prevented for the user, the mobile phone anti-theft function can be realized without addition of any external device, and the user experience can be improved.

The invention discloses a control method of an electronic steering column lock, and belongs to the field of automatic control of automobiles. The method adopts a PEPS (Passive Entry Passive Start) controller and a BCM (Body Control Module) to respectively control the anode and the cathode of an ESCL (Electronic Steering Column Lock) power supply, the PEPS adopts a main MCU (Micro Controller Unit) and an auxiliary MCU to respectively and independently control the ESCL to supply electricity. Meanwhile, a redundant signal transmission mechanism is adopted, and an LIN bus and a physical hard line are used for carrying out contrast detection on the lock tongue state signal of the ESCL. As the control method has the characteristics, the control method of the electronic steering column lock can ensure the high reliability and safety of actions of the automotive electronic steering column lock and therefore provides an antitheft function for vehicles. Moreover, the control method is suitable for vehicles in all fields.

The invention discloses a voice digital lock for a safe, comprising an electronic control device, a lock bolt mechanism arranged on the door panel of the safe, a lock bolt driving mechanism and a lockbolt stop mechanism mainly composed of an electromagnet and peripheral component thereof; wherein the electromagnet is electrically connected with the electronic control device. The voice digital lock is characterized in that the lock bolt stop mechanism also comprises a lock plate with teeth which is movably arranged at the periphery of the lock bolt mechanism, the lock plate with teeth is connected with a mechanic lock control device which drives the lock plate to do reciprocating movement, wherein the mechanic lock control device is mainly composed of a lock head and a key embedded with anID chip; the electronic device is internally provided with a detection circuit capable of identifying ID code key, and the periphery of the lock plate with teeth is provided with a micro switch capable of triggering the electromagnet to act. The invention combines key lock bead mechanical password, key chip password and user password into tripe password protection, so that opening rate of key isalmost reduced to zero; and the structure is simple and cost is low.

The invention relates to an intelligent home system based on a wireless remote control technology. The intelligent home system comprises an IOT platform, an intelligent home controller, an intelligent home control centre, a mobile intelligent terminal and parameter detection equipment; the mobile intelligent terminal and the intelligent home controller are controlled through wireless communication; the mobile intelligent terminal and the intelligent home control centre are connected through a wireless network; the parameter detection equipment is used for detecting a parameter to be sampled of a house in real time and generating a corresponding parameter signal; and the intelligent home control centre sends the parameter signal detected by the parameter detection equipment to the IOT platform, such that control is carried out. According to the invention, the advanced technologies, such as an intelligent home technology, an indoor positioning technology, a sensor technology and a wireless transmission technology, are integrated; multiple functions, such as voice control, intelligent service discovery control, intelligent environmental adjustment, intelligent safety protection and intelligent energy-saving, can be realized; intelligent control and automatic control are realized; and thus, relatively high intelligent living requirements of people can be satisfied.

The invention discloses an ultraviolet curing magnetic ink and application thereof. The magnetic ink of the invention consists of the following components in percentage by weight: 55 to 75 percent of photo-curing binder, 5 to 15 percent of ultraviolet curing photo-initiator, 10 to 20 percent of auxiliary agent and 5 to 20 percent of magnetic pigment. The ultraviolet curing magnetic ink of the invention is applied to the printing of magnetic bar codes, anti-theft words and patterns on the external packing of commodities, combines a conventional commodity bar code and the characteristic of a magnetic material to fulfill the aim of realizing the integration of commodity circulation control and an anti-theft function, is simple to manufacture and can finish the printing by using an original screen printer without using new printing equipment after being prepared.

The invention discloses a vehicular theftproof safety device comprising a vehicular code reader, a cipher key in which a mode switch for determining different work states is provided and is connected with the vehicular code reader; the different work states are switched by a special code is built in an electronic encoded integrated chip and by the mode switch. When entering a cipher key function, the cipher key with a U-disk structure is inserted in a USB interface of an automobile body, a work power source for the cipher key is provided by the USB interface, the vehicular code reader read a cipher provided in the cipher key so as to complete decoding of an electronic cipher. With opening and closing of a delay drived and mounted in the automobile, a power source of an engine management unit (ECU) of the automobile is controlled, thereby safety control and a theftproof function of the automobile are realized. The device has a two-in-one function of data storage and automobile electronic encryption, solves problems of a current automobile key with single function and simple structure, so that products has both digital and electronic functions, practicability and safety.

The invention discloses a vehicle-mounted anti-theft alarm system of an automobile. The vehicle-mounted anti-theft alarm system comprises a central controller, and the central controller is connected with a wireless alarm sensor, a camera module, an alarm module and a mobile terminal. According to the vehicle-mounted anti-theft alarm system, the multiple sensors are introduced, data of the sensors is processed through information fusion of the sensors, the reliability is improved, mistaken alarms and false alarms are prevented, and alarm reliability is improved; and the intelligent management alarm system integrates network communication, satellite positioning and real-time monitoring, the automobile can be monitored and tracked in real time, an owner conveniently locates and monitors the automobile, man-vehicle real-time communication is achieved, the real sense of anti-theft function is achieved, and various vehicle stealing behaviors of lawbreakers are effectively fought.

The invention belongs to the field of air conditioners, in particular to an intelligent air conditioner and an anti-theft monitoring method and device of the intelligent air conditioner. According to the intelligent air conditioner and the anti-theft monitoring method and device of the intelligent air conditioner, temperature scanning can be carried out on objects in a room regularly, acquired temperature data are processed to form an infrared temperature image, comparison and analysis are made on the current infrared temperature image and the previous one, and whether an interloper enters the room or not is judged according to preset conditions. Preferably, when that someone breaks in the room is judged, an alarm mode is started to give an alarm, and the anti-theft function is achieved.

The embodiment of the invention discloses an oil tank anti-theft device which is arranged on an oil filling port of an oil tank and is used for preventing fuel oil from being stolen from the oil filling port of the oil tank. The oil tank anti-theft device comprises a box body and an oil filling pipe, wherein the at least one first filter screen is arranged on at least one side wall of the box body; and the oil filling pipe stretches out of the box body from the upper top surface of the box body, one end of the oil filling pipe is provided with a detachable top cover, the other end of the oil filling pipe is connected with the box body, the interior of the oil filling pipe is communicated with that of the box body, a pipe body of the oil filling pipe is internally and detachably provided with a second filter screen, the fuel oil is filled from one end of the oil filling pipe, which is provided with the top cover, and then the fuel oil passes through the second filter screen to flow into the box body and passes through the first filter screen to flow into the oil tank. The invention also relates to an anti-theft oil tank which is provided with the oil tank anti-theft device. The oil tank of the oil tank anti-theft device and the anti-theft oil tank with the oil tank anti-theft device can realize theft prevention and filtration and can also ensure the maintenance simplicity.

The invention discloses an intelligent anti-counterfeiting cloud system for selling wines. The intelligent anti-counterfeiting cloud system for selling wines comprises a cloud server, an intelligent packing box and an intelligent terminal, wherein the cloud server is connected with the intelligent packing box and the intelligent terminal via network; the intelligent packing box comprises a packaging box cover (1), a packing box body (2), a display module (3), an RFID identification module (4), a mobile communication module, a positioning module, a data module, a processing module, a power supply, a temperature collection module and a weight sending module. The intelligent anti-counterfeiting cloud system for selling wine can be recycled and reused; the resources are saved; counterfeiting prevention is carried out on the basis of the technology of Internet of Things, so that counterfeit and shoddy products are more easily distinguished; embezzlement of dealers at all levels is avoided; the replacement of wines is avoided, so that the trust of consumers on the quality of the wines is improved; the legitimate interests of the consumers are further guaranteed; the burglary prevention function can also be achieved; the properties of manufacturers, dealers at all levels and the consumers are guaranteed.

The invention discloses a non-embedded type remote monitoring intelligent door lock. The non-embedded type remote monitoring intelligent door lock comprises an intelligent door lock, a mobile terminaland a control center. The control center is connected with the intelligent door lock and the mobile terminal. The intelligent door lock comprises a lock body and a control panel. A control system isarranged in the lock body, and comprises a first processor, a power module, a USB interface module, a first GPS positioning module, a login module, a lock plunger control module, an alarm module, an infrared sensor, a first network module and an anti-theft module. The non-embedded type remote monitoring intelligent door lock has the beneficial effects that the design is reasonable, use is convenient, compared with an existing intelligent door lock, the effect of simultaneously positioning and managing the mobile terminal and the intelligent door lock can be achieved, the safety effect can alsobe achieved, and therefore the property safety of residents is effectively guaranteed while convenience is brought to use by people.

The invention discloses a hardware assembly of an externally opened hopper window and the externally opened hopper window. An upper sliding support is connected with one end of an angle driver A; the other end of the angle driver A is connected with a driver; the driver is connected with one end of an angle driver B; a lower sliding support is connected with the other end of the angle driver B; an operation handle is mounted on the driver; a safety antitheft lock is arranged on the operation handle; a hopper lock base, a lock piece A, a lock piece B, a mis-locking prevention piece and a lock piece C are fixedly mounted in corresponding positions of a window frame. By adopting the hardware assembly, the problems in the prior art are solved, and good use of the externally opened hopper window and the hardware assembly is ensured; in addition to the functions that the window can be horizontally opened and externally suspended, the window perfectly combines the functions of invisible screen windows and the sunshade function, the antitheft function is also realized when the window is externally suspended, and the problems that potential safety hazard for human bodies can be caused and no antitheft function is available when the window is externally suspended in the prior art are eliminated and overcome.

The invention relates to a ultrasonic vehicle alarm that includes MCU, series port, asynchronous communication circuit, ultrasonic signal emitting and receiving process circuit, libration testing circuit and vehicle signal testing circuit. It adopts the method of combining ultrasonic sensor and GPS to take real time monitoring for vehicle. And it uses GSM / GPRS / CDMA to realize moving monitoring. Thus, monitoring center could realize theft protection function.

The invention discloses a rapid-forming packaging box, which includes a box compartment, the box compartment includes a box bottom and four side panels connected with the folding line of the box bottom, and the four side panels include two oppositely arranged first A side plate and two second side plates opposite to each other, each of the two ends of the first side plate is extended with a corner plate adjacent to the second side plate, and each of the corner plates There are two creasing lines arranged in parallel, and the two creasing lines are set along the extending direction of the diagonal line of the bottom of the box when the packaging box is unfolded, and the two creasing lines separate the corner panels A connecting area and an active area arranged at intervals are formed, the connecting area is arranged close to the second side plate, the first side plate is folded on the bottom of the box, and the connecting area is fixed on the second side board. The invention can greatly shorten the time consumed for forming the packaging box, is simple and convenient to form, and is beneficial to improving the folding rate of the packaging box.

The invention relates to a product tracing method which comprises the following steps of building a production information database; building a predetermined label database, a label replacement database and a to-be-sold product database; building a wholesale database and a resale database; building a sold product database; building an after-sales query system, a product position search system and a sales return system. After the product tracing method is adopted, a consumer can rapidly trace an origin place and a production unit of a product, the acquaintance of the product is deepened, the authenticity of the product can be rapidly distinguished, and the effects of supervising the normal dealing order of a market and maintaining legitimate interests of the consumer and an enterprise are realized; the method also provides convenience for the work of cracking down on counterfeits of a quality supervision department, and when RFID (Radio Frequency Identification) information is used on a label, an anti-theft effect is realized, and the RFID information is enabled to be completely read; meanwhile, the effect that the product can be still traced under the condition that the product label is torn is realized.

The invention discloses an outdoor preassembled box transformer substation with ventilation and moisture-proof effects. The transformer substation comprises a box body, filter plates, protection plates and an air exhauster. The top of the box body is provided with the air exhauster, the inner wall of the box body is provided with the filter plates, the inner bottom wall of the box body is provided with a first box, and the inner top wall of the box body is symmetrically provided with the protection plates. A first fire extinguishing box is installed on the inner wall of one side of the box body, and a box door is installed on the front face of the box body. Ventilation and dehumidification can be carried out by installing the air exhauster and the filter plates, a left fan drives air to flow, external air enters the box body through a ventilation pipe, a right fan drives the air to flow, hot air in the box body flows out, the ventilation function is achieved, a scraper is in contact with a drainage column, the drainage column drains residual water on the scraper to the bottom of the box body, and a water pump discharges the water at the bottom of the box body from the drainage pipe, so that the dehumidification function is achieved.

The invention relates to a self-service vending machine with a buffering function on the basis of a block chain technology. The self-service vending machine includes a main body, display glass and anoperation panel; the display glass and the operation panel are both arranged on the main body, a goods discharging port is formed in the main body and positioned below the display glass, a processor and a storage device are arranged in the main body and electrically connected with each other, block chain data written by block chain nodes are received and stored by the storage device, a buffer mechanism is arranged in the main body and consists of a buffer assembly and two connecting assemblies, and the buffer assembly includes a buffer plate, a connecting block, a connecting rod, a connectingplate and an airbag. The self-service vending machine with the buffering function on the basis of the block chain technology achieves the buffering effect through the buffer mechanism, and moreover, an antitheft function is achieved through an antitheft mechanism.

The invention relates to a bicycle with navigation and power generation functions. The bicycle comprises a frame, a handlebar, a front wheel, a rear wheel, a driving device, a front wheel disc brake and a rear wheel disc brake, wherein the handlebar, the front wheel, the rear wheel, the driving device, the front wheel disc brake and the rear wheel disc brake are arranged on the frame. The front wheel disc brake comprises a front wheel brake disc. The rear wheel disc brake comprises a rear wheel brake disc. A light power generator is arranged at the front end of the frame, a power generation gear is arranged on a rotary shaft of the light power generator, power teeth are arranged on the outer edge of the front wheel brake disc, the power generation gear is engaged with the power teeth, a storage battery electrically connected with the light power generator is arranged on the frame, and a navigator electrically connected with the storage battery is arranged on the handlebar. Compared with the prior art, according to the product, the light power generator is driven by the front wheel brake disc to rotate, current is generated and stored in the storage battery, power is continuously supplied to the navigator, therefore, a navigation function is achieved, and use is convenient and safe; due to the fact that the diameter of the brake discs is far smaller than that of the wheels, the power generator is driven to generate power, and efficiency is higher.

The invention provides an intelligent fingerprint lock which is easy to install and has an anti-theft function, and relates to the field of locks. The intelligent fingerprint lock with convenient installation and anti-theft function includes a door body. A hole is opened inside the door body. A horizontal plate is arranged inside the hole groove. The four corners of the bottom of the horizontal plate are fixedly installed A spring, the bottom end of the first spring is fixedly connected with the bottom end of the slot. The intelligent fingerprint lock with convenient installation and anti-theft function is connected through the opened hole, the horizontal plate inside the hole and the first spring, through the opened cavity, the buffer inside the cavity, and the pressure rod. At the same time, through the set nut and splint, when the lock body is placed on the top of the horizontal plate, through the action of the lock body and the roller, the lock body enters the hole along the horizontal plate, and the lock body is clamped by the splint , so as to facilitate installation, not only save time and effort, but also facilitate maintenance in case of failure.

The invention discloses an OBD-based car locking system, method and device. The system comprises OBD equipment, car locking control equipment and a cloud platform, wherein the OBD equipment is used for obtaining car data through an OBD interface, determining a safety state and a motion state of a car and sending a car locking command to the car locking control equipment when the car is not in the safety state and not in the motion state. The cloud platform is used for receiving the car data sent by the OBD equipment, then processing the car data to obtain the current safety state and the current motion state of the car and sending the obtained safety state and motion state of the car to the OBD equipment. The car locking control equipment is used for receiving the car locking command sent by the OBD equipment and executing a car locking task by responding to the car locking command. According to the OBD-based car locking system, method and device, only the OBD equipment is mounted on the OBD interface, and the defect of complex installation of burglar alarms in the prior art is avoided.