63results about How to "Improve security and anti-theft performance" patented technology

The invention relates to the field of automotive burglary resistance, and discloses an automotive joint anti-theft device, a system and a method. The automotive joint anti-theft device comprises a control module, a GPS (global positioning system) module, an alert monitoring module, a mobile communication module and a wireless communication module, wherein, the alert monitoring module can be used for judging whether an automobile sounds a warning; the mobile communication module sends warning information and vehicle position information to a monitoring center when the automobile sounds a warning; the wireless communication module sends warning information and vehicle position information to the automotive joint anti-theft devices installed on other surrounding automobiles when the mobile communication module is interfered and cannot receive and send information normally, the other automotive joint anti-theft devices installed on the surrounding automobiles can transmit warning information and vehicle position information to the monitoring center through each mobile communication module after receiving warning information and vehicle position information, and warning information and vehicle position information are then transmitted to the automotive joint anti-theft devices installed on the surrounding automobiles through each wireless communication module if each mobile communication module is interfered in the same way; in addition, the warning information can be transmitted in this way, so that the interfered automobile can give an alarm to the monitoring center when a warning is sounded.

The invention provides a lock cylinder and a lock comprising the same. The lock cylinder comprises a lock case, an outer lock container, an inner lock container, a rotary lug, a marble assembly and adisengagement and engagement assembly. The outer lock container is rotatably arranged in the lock case. The inner lock container is rotatably arranged in the outer lock container. The rotary lug is arranged at the second end of the inner lock container in a sleeving mode. The disengagement and engagement assembly comprises a linkage part. The linkage part is arranged on the inner lock container and can rotate along with the inner lock container. The linkage part moves in the radial direction of the inner lock container and has a clamping position clamped to the rotary lug and a disengagement position disengaged from the rotary lug. When the linkage part is located in the clamping position, the inner lock container drives the rotary lug to rotate through the linkage part. When the linkage part is located in the disengagement position, the outer lock container, the inner lock container and the linkage part idle synchronously relative to the lock case. Through the lock cylinder and the lock comprising the same, the problems that in the prior art, a marble lock cylinder does not have the idling function, a key or the lock cylinder is likely to be damaged due to violent twisting when the lock is forcedly opened through a wrong key, and accordingly, the lock provided with the marble lock cylinder cannot be used continuously and even is opened illegally.

The invention provides an electronic password lock based on a touchscreen for inputting text. The electronic password lock includes a lock body and a password inputting apparatus used for controlling the lock body to open and close. A controlling mechanism is disposed in the lock body. The password inputting apparatus includes: a memory in which a plurality of pre-inputted questions and a plurality of corresponding standard answers are stored; a touchscreen used for displaying the questions stored in the memory and providing a soft keyboard as a way for a user to input an answer; a recording module used for recording the answer inputted by the user; and a central processing unit (CPU) for detecting a question displayed on the touchscreen and determining whether the answer recorded by the recording module is in conformity with a standard answer corresponding to the question. The controlling mechanism controls the lock body to be unloked if the answer recorded by the recording module is in conformity with the standard answer. According to the invention, the electronic password lock can be effectively improved in safety and anti-thief performance and improved experience of users.

The invention discloses an internet-of-things safe anti-theft system, and solves the problems that the existing equipment has less safe functions, is poor in anti-theft effect, does not have a site threatening function and is low in safety protection. The internet-of-things safe anti-theft system comprises a door unit and a window unit, wherein an outdoor monitor, an outdoor lighting lamp, a door infrared detector, an outdoor loudspeaker and an indoor monitor are respectively connected with a door unit controller; the door unit controller is connected with a door ZigBee module and a pneumatic pump fixed on the door, respectively; the pneumatic pump is connected with a pneumatic lock catch; a lock frame is fixed on a door frame; an out-of-window monitor, an out-of-window lighting lamp, a window infrared detector, an out-of-window loudspeaker and an in-the-window monitor are respectively connected with a window unit controller; the window unit controller is connected with a window ZigBee module; the door ZigBee module and the window ZigBee module are respectively connected with a master ZigBee module; the master ZigBee module is connected to a central processor. The internet-of-things safe anti-theft system is intelligent, high in safety coefficient, multifunctional, convenient to operate and use, good in effect and high in practicability.

The invention discloses an anti-theft steering wheel system, comprising a steeling wheel body, a control unit, a human body characteristic identification device, a parameter setting unit and an alarm device, wherein the control unit is arranged in the steering wheel body; the human body characteristic identification device, the parameter setting unit and the alarm device are all connected with the control unit. Original human body characteristic parameters of a driver are recorded and set through the parameter setting unit; actual human body characteristic parameters of the driver are collected through the human body characteristic identification device; the actual human body characteristic parameters of the driver are compared with the recorded and set original human body characteristic parameters to identify and verify the identity of a vehicle owner; if the actual human body characteristic parameters accord with the original human body characteristic parameters, the steeling wheel body can be started, and the vehicle can be normally used; otherwise, the steeling wheel body cannot be started, and meanwhile, the alarm device begins to alarm. According to the anti-theft steering wheel system, human body characteristic parameters of the driver need to be compared, and the anti-theft steering wheel system is not easily copied and broken, so that the anti-theft safety coefficient of the vehicle is improved.

The present invention discloses an intelligent cell safety protection method and system. The safety protection method comprises the following steps of (1) starting the safety protection system, and using an information acquisition unit to acquire the relevant information in a defence area; (2) using an iris identification module to identify the irises, and using a fingerprint identification module to identify the fingerprints; (3) when a power failure sensor monitors a cell resident is in power failure, starting an uninterruptible power supply module to supply power temporarily; (4) when the information acquisition unit monitors the abnormity, analyzing and calculating to obtain a graded danger signal and the concrete fault information; (5) using a switch to send a short message or a multimedia message to a mobile terminal of the resident via a wired network or a wireless network. The safety protection system comprises the information acquisition unit, a central processor, the switch and the mobile terminal. The safety protection method and the safety protection system of the present invention are simple and easy to operate, and enable the safety antitheft performance of a cell and the satisfaction and comfortable sensation of the residents to be improved.

The invention discloses a multifunctional safety door, comprising a door body and a door frame, wherein a sealing strip is arranged at the contact part of the door frame and door panels; a door lock and handles are arranged on the door body; a transverse rectangular slot is arranged in the middle part of the door body; a baffle plate is arranged inside the slot; the baffle plate is pulled up and down by inner and outer handles, so as to open or close the slot; a store room is also arranged between the inner and outer door panels at the lower part of the slot; a storage basket is arranged at the lower side of the slot at the interior side, and can receive and dispatch letters, objects and the like when no person is at home; meanwhile, a sound and light alarm is generated when the door body is opened, so as to prompt timely closing and insuring. The multifunctional safety door has the effects of sound insulation, collision avoidance, smoke control, poison gas protection and cold and heat insulation; not only can smoke be prevented from entering inside a room in a fire, but also a fireproof swelling strip also can expand for a plurality of times; the multifunctional safety door plays the roles of increasing security and preventing burglary.

The invention discloses an idle safety door lock which comprises a front face plate assembly, a rear face plate assembly, a lock body and a transmission part. The front face plate assembly comprises a front base and a front lever handle arranged on the front base in a rotating manner. The rear face plate assembly comprises a rear base and a rear lever handle arranged on the rear base in a rotating manner. The transmission part is arranged on the front face plate assembly and / or the rear face plate assembly in a rotating manner. The transmission part is connected with the lock body. The front lever handle and the rear lever handle can drive the transmission part to rotate so as to control unlocking and locking action of the lock body when rotating. The front face plate assembly is provided with a lock cylinder. The front lever handle is connected with the transmission part through a clutch mechanism. The lock cylinder can switch the combination state and the separation state between the front lever handle and the transmission part through the clutch mechanism. According to the idle safety door lock, the situation that all parts of the door lock are loosened and damaged can be effectively avoided, the service life is prolonged, the violent cracking way of screwing the front lever forcibly to damage the front face plate assembly can be prevented, safety antitheft performance of the door lock is effectively improved, and use is facilitated.

The invention discloses a vehicular intelligent automatic lock which comprises a gear lock, a control unit, an unlocking unit, a turbine worm reducer motor (5) and a driving gear (1), wherein the turbine worm reducer motor is mounted on a lock body (3) of the gear lock; the driving gear (1) is fixedly connected with an output shaft of the turbine worm reducer motor and engaged with a partial rack of a bolt of the gear lock; a motor driving bridge circuit of the control unit is connected with the turbine worm reducer motor 5; and the control unit receives signals from the unlocking unit to control the turbine worm reducer motor to drive the bolt (4) of the gear lock to be opened and closed through the driving gear (1). The self-locking property of the turbine worm reducer motor is utilized, a complicated self-locking mechanism is saved, the safety and anti-theft performance are improved effectively, and the vehicular intelligent automatic lock is stable in performance, simple in structure, convenient and quick to operate, and low in failure rate.

Provided is a double-circuit frame lock door controlled by a mobile phone, remote control, fingerprints, a password and an optoelectronic switch. The double-circuit frame lock door is characterized by being composed of the mobile phone, a remote control unit, a fingerprint and password controller, the optoelectronic switch, a visible doorbell button, a visible doorbell indoor unit, a camera, a wireless controller, a wired controller, a main lockset, an inner and outer charging socket, a door body and a door frame. The frame lock door is opened in five different modes, and the convenience and practicality of the frame lock door are enhanced. The wireless controller and the wired controller are independently powered, each circuit forms an independent control unit, and the problem that once an independent control mode of the frame lock door fails, the door cannot be opened in other modes is thoroughly solved. The inner and outer charging socket is mounted inside and outside the door frame, so that the problem that a device cannot normally work when powered off is fundamentally solved. Under the conditions of a power failure and the like, the device is powered in time through an emergency power supply socket, and the frame lock door can still normally work. Due to the fact that the visible doorbell button, the visible doorbell indoor unit and the camera are mounted, the outdoor environment can be defended, monitored and subjected to alarming, and the safety and burglary preventing performance of the frame lock door can be enhanced.

The invention discloses an automatic window opening and closing method and an automatic window closing structure. The automatic window opening and closing method comprises the following window closing steps: a lock block is limited to a non-window-locking position by a limiting structure, and the lock block on a sash is pulled in the forward direction through a pulling rope to enable the sash to move to a closed state relative to a window frame; and when the sash is in the closed state, the window frame acts on the limiting structure to enable the limiting structure to automatically relieve limitation on the lock block, then the lock block can be continually pulled by the pulling rope to move to a window-locking position, and at the moment, the lock block is clamped in a lock seat to finish window closing. The automatic window opening and closing method can realize the window locking function during window closing, is particularly suitable for realizing window closing and locking and unlocking for window opening when a user is not on site, and is high in degree of automation, simple in control method and easy for remote operation.

The invention discloses an anti-theft carport of an electric vehicle. The anti-theft carport of the electric vehicle comprises the ceiling and supporting columns; one ends of the supporting columns are fixed on the ground; the other ends of the supporting columns are fixed on the lower surface of the ceiling; a connecting rod is arranged between the two adjacent supporting columns and provided with a lock catch device; one side of every lock catch device is connected with a control box; the top end of every control box is provided with the card insertion opening; the front side of every control box is provided with the card outlet; the lateral side of every control box is provided with a parking button. According to the anti-theft carport of the electric vehicle, the use is convenient, the electric vehicle is locked through card identification, the electric vehicle and the carport are locked together, the electric vehicle cannot move before being unlocked, and accordingly the security anti-theft performance of the electric vehicle is improved.

The invention discloses an outdoor anti-theft power distribution cabinet with a waterproof function, which comprises a cabinet body, a base is arranged at the bottom end of the cabinet body, a top cover is arranged at the top end of the cabinet body, two cabinet doors are arranged on the front surface of the cabinet body, a bottom plate is arranged at the bottom in the cabinet body, and two support frames are arranged on the two inner side walls of the cabinet body. A plurality of side supporting plates arranged at equal intervals are arranged on the outer side of the supporting frame, mounting plates are arranged between the side supporting plates located at the same height, and manual locking assemblies are arranged at the tops of the side supporting plates; storage grooves are formed in the two sides of the cabinet body, side moving frames are arranged in the storage grooves, external heat dissipation assemblies are arranged in the side moving frames, the top and the bottom of the inner side of each side moving frame are each provided with two telescopic connecting rods, and the two telescopic connecting rods at the same height penetrate into the cabinet body to be connected with an inner connecting plate. By arranging the adjustable external heat dissipation assembly, rainwater isolation in an outdoor environment can be realized, the waterproof and moisture-proof performance of the power distribution cabinet is prevented from being affected by direct opening of the cabinet wall, and the heat dissipation capability of the power distribution cabinet is ensured.

The invention provides a door lock mounting structure, a distribution robot and a cabinet door locking method based on an electromagnetic lock. The door lock mounting structure comprises the electromagnetic lock mounted on a cabinet body through an elastic connecting mechanism and an attracted object installed on the cabinet door of the cabinet body, and the electromagnetic lock can adaptively attract the attracted object in an actuating mode through the elastic connecting mechanism. The electromagnetic lock is used for realizing locking, after the cabinet door is clamped, the cabinet door canbe naturally separated from the electromagnetic lock through simple power failure, machining and assembling errors caused during installation of the electromagnetic lock and the attracted object areeffectively offset, the installation operation is simpler and more convenient for an installer, and the installation efficiency is improved. The matching fit between the electromagnetic lock and the attracted surface of the attracted object is better realized, and the safety anti-theft performance of the cabinet door is further improved.

The invention discloses a keyless blind-opening mechanical coded lock, and belongs to the technical field of mechanical coded locks. The keyless blind-opening mechanical coded lock is characterized inthat a rotating disc (6) and an inserting connecting disc (7) coaxially sleeve a rotating wheel shaft (5), a password rotating wheel (3) sleeves one end of the rotating wheel shaft (5) in a rotatingmode, and the inner end part of the password rotating wheel (3) penetrates through a vertical plate (1) and is connected with the rotating disc (6); a horizontally-arranged bolt (12) is arranged on the rotating disc (6), a plurality of forward inserting grooves (703) and reverse inserting grooves (704) are correspondingly formed in the inserting connecting disc (7); a rotating disc positioning mechanism (11) is arranged on one side of the rotating disc (6), and marking clamping slots (601) which are in butt joint with the inner side of the positioning mechanism are arranged on the outer circumferential end surface of the rotating disc (6). According to the keyless blind-opening mechanical coded lock, the form that the rotating disc and the inserting connecting disc are coaxially overlappedand are connected in an inserting mode is adopted, the inserting grooves are divided into the forward inserting grooves and the reverse inserting grooves, and inserting pins enter the inserting grooves to drive the inserting connecting disc to rotate forwards or backwards, so that the difficulty of any opening of the coded lock is improved; and through cooperation of the positioning mechanism, the safety and the anti-theft performance of the coded lock can be improved again.

The invention discloses a fire-fighting escape channel for the outer side of a building. The fire-fighting escape channel comprises an escape channel body. The escape channel is composed of a first escape ladder and a second escape ladder, and the second escape ladder is rotationally connected to the bottom end of the first escape ladder through a rotating shaft. The first escape ladder is composed of two first vertical beams which are mutually parallel, and a plurality of transverse rods used for treading and climbing are welded between the two first vertical beams at equal distances. According to the fire-fighting escape channel, the escape channel is composed of the first escape ladder and the second escape ladder, and the second escape ladder is rotationally connected to the bottom endof the first escape ladder through the rotating shaft; and in the process that the fire-fighting escape channel is not used, the second escape ladder can be rotated onto the first escape ladder through the rotating shaft and is fixed in the mode that limiting columns are clamped into clamping holes, thus after mounting, other people cannot climb into the building through the second escape ladder,wherein the building is provided with the escape channel, and the safety anti-theft property of the building is improved.

The invention provides a multifunctional double-lock-body antitheft door lock. A first lock body and a second lock body which are mutually inserted for locking through a lock point system are included. The two lock bodies are mutually inserted for locking in a multi-lock-point staggering manner, a plurality of concave and convex lock points are correspondingly inserted and locked, a locking fixingplate is fixedly provided with a lock point plaque, a lock groove is formed in the lock point plaque, and a notch corresponding to a lock pin is formed. Lock point connecting systems and lock point starting systems are further included. Lock point positioning plates are arranged at the front ends of the lock point connecting systems and fixedly provided with lock pins, the rear ends are providedwith connecting plate faces, and baffles and / or slotted holes which are connected with elastic triggering systems in a clamped manner are formed in the connecting plate faces, and the lock point connecting systems and the lock point starting systems are in meshing linkage. The lock point starting systems are mechanical starting systems and / or intelligent starting systems, a lock cylinder of the first mechanical lock is a double-section barrier lock cylinder, a hidden bolt is arranged in the second lock body, a handle of the first lock body achieves one-key opening of the two lock bodies indoors, and the second lock body is provided with a counter lock system. The multifunctional double-lock-body antitheft door lock is good in antitheft performance and safe in usage.

The invention discloses a counter lock prompting security door. The counter lock prompting security door comprises a security door threshold, a security door fixing frame, a door lock outer installing plate and a door lock inner installing plate. A security door frame is arranged on the upper surface of the left side of the security door threshold. A door lock inserting box is arranged at the middle position in the security door frame. A prompting tone window is arranged at the middle position of the upper side of the door lock inserting box. A security door beam is arranged on the upper side surface of the security door frame. A warning prompting circuit is arranged on the right side of the lock box of the security door, as long as one of a main spring bolt and an inner spring bolt is not locked, the warning circuit can be in communication, a user is prompted about incorrect usage of the door lock, accordingly, the user prone to forgetting can be reminded and made to correctly use the door lock, the door can only be counter locked when the user gets out, the inner spring bolt needs to be locked after the user arrives at home, the safety and anti-theft capability of residents is improved, and leaving of keys at home and other similar accidents are reduced.

The invention discloses an anti-theft padlock provided with a password auxiliary locking device. The anti-theft padlock comprises a lock body, a lock beam, a lock latch, a lock core and a password auxiliary locking device comprising a knob, a rotating rod and a steel ball or a locking pin. As the password auxiliary locking device is additionally arranged on the lock core for joint locking, the padlock can be unlocked by the following steps: firstly regulating an opening password through the knob for unlocking the device, and then unlocking the padlock with a key; if the opening password is unknown and the device is not in an unlocking state, the padlock can not be opened even with the key, therefore, the padlock is very safe. The anti-theft padlock has very high universality and practicality, further has multiple characteristics of simple structure, wide application range and the like, and can be directly applied to the single lock core structure. The prevention difficulty in technical lock opening and the prevention strength in lock opening with violence can be greatly improved, the shortcoming of mutual opening rate of lock cores can also be effectively solved, and a good positive role in improving the safety anti-theft capacity of the lock can be played.

The invention discloses an energy-saving dual-protection integrated window with diamond mesh opening outwards, comprising a window frame, a stile and a window sash, the window sash is composed of a diamond mesh gauze fan and a glass fan, and the diamond mesh gauze fan and the glass fan are installed on the window frame through an inner frame On the top, they are separated on both sides of the middle stile, and there is an anti-theft railing between the diamond mesh fan and the glass fan; the glass embedded in the glass fan is hollow tempered glass, which is sealed and fixed by the fan pressing line, and the glass fan is equipped with an anti-theft handle ; The window frame is made of two layers of aluminum profiles inside and outside rolled by 18.6mm heat insulation strips, the width of the window frame is 150mm, and the inner cavity of the outer layer of aluminum profiles is connected by a U-shaped connector at a group angle of 45°; the glass sash and the window frame connected by hinges. The invention has the advantages of stability, sealing, good compression resistance, good heat insulation and sound insulation effects, anti-theft, anti-riot, safe and reliable, and convenient to use.

The invention relates to the technical field of anti-theft locks, in particular to a separating-connecting type safety anti-theft lock. According to the separating-connecting type safety anti-theft lock, a lock body is internally provided with a lock tongue shifting block and a knob shaft for driving the lock tongue shifting block to rotate; the lock body comprises a shaft coupling device for shaft coupling of the knob shaft and a lock cylinder, the shaft coupling device comprises a motor located on the right side of the knob shaft, and a knob shaft connector which is in threaded connection with the knob shaft is arranged at the tail part of the stretching-out end of a rotating shaft of the motor in a sleeving mode; an open groove is formed in the outer wall of an opening of the left end of the knob shaft, and a protrusion for being conveniently clamped into the open groove is arranged on the outer wall of the knob shaft connector; and a lock cylinder connector which conveniently enables the lock cylinder and the knob shaft to conduct shaft coupling rotation is arranged on the right side of the lock cylinder, and the lock cylinder connector is connected with the right end of the lock cylinder through a spring. By adopting the technical scheme, the separating-connecting type safety anti-theft lock is novel in structure and reasonable in design, through the mode that the motor isarranged in a lock handle and a control signal generating circuit is arranged in a key, the effect that unlocking is conducted through the specific key is achieved, and security anti-theft performance of the lock is enhanced.

The invention discloses an infrared monitoring alarm device for high-end equipment, belongs to the technical field of high-end equipment. Through the arrangement of an infrared detector group and a monitoring control terminal, the infrared detector group can detect a region in an external protective fence in real time, when the infrared detector group detects that someone enters the external protective fence arbitrarily, the monitoring control terminal can remotely trigger an alarm device arranged in the monitoring room to give an alarm, so that monitoring personnel can be timely and automatically reminded that someone enters the high-end equipment body arbitrarily, the monitoring personnel can be alerted in time, and the safety anti-theft performance is remarkably improved. Through the arrangement of a door lock control terminal, workers such as maintenance personnel can normally enter the external protective fence without triggering the alarm device after passing double identity verification, the workers normally entering the external protective fence cannot trigger the alarm device to give an alarm, and the practicability is greatly improved.

The invention discloses an intelligent anti-theft suitcase which comprises a case body and an anti-theft unit, wherein the case body comprises a telescopic case cover, the telescopic case cover comprises a fixed section and a telescopic section, and the telescopic section can stretch out and contract back to open and close the case body; the fixed section is a fixed plate, the telescopic section comprises a plurality of telescopic plates, the fixed plate and the telescopic plates are all provided with arch portions, and the height of the peak of the arch portion of the fixed plate is higher than those of the peaks of the telescopic plates; the anti-theft unit comprises a wireless communication module, a location module, an anti-theft module, an alarm module and a control module; the wireless communication module is used for providing wireless communication link, the location module comprises a GPS (Global Position System) locator which is used for locating the real-time position of the case body, the anti-theft module is used for collecting distance signals and vibration signals of the case body, the alarm module comprises an audible and visual alarm which is used for giving out alarm prompt, and the control module is used for receiving and sending signals for the location module, the anti-theft module, the wireless communication module and the alarm module.

The invention discloses an Internet of Things-based electric vehicle intelligent management system which comprises an electric vehicle, a mobile terminal and a server. The electric vehicle and the mobile terminal are in bidirectional connection, and the mobile terminal and the server are in bidirectional connection. The invention relates to the technical field of electric vehicle control. According to the electric vehicle intelligent management system based on the Internet of Things, the electric vehicle comprises a management unit, an equipment module and a communication module I; the mobileterminal comprises a control application and a communication module II; a voltage monitoring module and a charging timing module in a data acquisition module are utilized to carry out loss analysis onthe electric vehicle battery; a voltage comparison module and a loss analysis module in a data analysis module are used for acquiring loss data of the battery; and the loss data are sent to the mobile terminal through the communication module I and the communication module II, so that a user can know the remaining service life of the electric vehicle to a certain extent, and the user can replacethe battery of the electric vehicle in time.

The invention discloses a remote full-automatic safety burglar-proof device, which comprises a contact spring mounted inside a lock chamber and an automatic security device connected with the lock chamber; the automatic security device comprises a power source, a motor, a gear reducer, a quincunx wheel, a ratchet, a safety switch and a signaling apparatus; the motor drives the gear reducer to push the ratchet to rotate in CW direction through the quincunx wheel and the slope-type push rod mechanism; the motor can fulfill sequential switching between forward rotation and reverse rotation, so as to make the safety switch automatically locked or unlocked; the quincunx wheel and the push rod touch the signaling apparatus switch, so as to launch safety information in time; switch on the signaling apparatus to automatically control the status of the safety switch. The burglar-proof device has advantages of simple structure, full-automatic control on safety switch actions, and fulfilling remote control and information feedback; meanwhile, the burglar-proof device needs no key for security, in order to realize intelligent burglar-proof, safe and reliable purposes, and prevent from being unlocked with a passkey.

The invention discloses a safety box and a self-service terminal. The safety box comprises a box body, a box door, a first lock used for locking the box door with the box body, and a spring pin assembly used for locking the box body with a rack. The safety box further comprises a self-locking assembly and a second lock, wherein the self-locking assembly is used for keeping the first lock at a locking state and releasing the locking of the first lock through the attraction of a magnet on the rack when the safety box is arranged on the rack; the second lock is arranged on the box body and used for releasing the locking of the first lock by the self-locking assembly when the safety box is separated from the rack. According to the safety box provided by the invention, only one key is needed when the safety box is installed or dismantled; the safety box is only opened by two keys when being taken down, and therefore, the security and anti-theft performance of the safety box are improved.

A lock anti-jamming system for electric vehicle characterized by comprising a central control lock remote controller and a central control lock, wherein the central control lock remote controller is provided with a wireless signal communication unit, a microprocessor, a first state indicator lamp and a second state indicator lamp, wherein the wireless signal communication unit is connected with the microprocessor, and the microprocessor is connected with the state indicator lamp; The microprocessor sends a vehicle locking signal to the central control lock through a wireless signal communication unit. The microprocessor judges whether the feedback signal from the central control lock is received or not in the preset time. If yes, the microprocessor sends a trigger signal to the first stateindicator lamp, otherwise, the microprocessor sends a trigger signal to the second state indicator lamp. In addition, the invention also discloses a vehicle lock anti-interference method of an electric vehicle. By adopting the invention, the safety performance of the electric vehicle is improved.