185results about How to "Easy to open the door" patented technology

The invention relates to an automatic door opening device and a side-by-side refrigerator using the device, belonging to the field of electrical technology. The automatic door opening device includes a control circuit, a DC servo motor, a door push rod and a transmission gear. The transmission gear is centered on the rotating shaft of the DC servo motor, and the door push rod is provided with a gear belt to cooperate with the transmission gear. The control circuit includes an internal circuit board with two photoelectric sensors and an external control board, the internal circuit board provides the feedback signal of the photoelectric sensor for the external control board, and the external control board supplies power to the DC servo motor. There is at least one door push rod, and one of the door push rods is provided with two projections located between the two photoelectric sensors. For a side-by-side refrigerator using the automatic door opening device, the automatic door opening device is provided with two door push rods, which are installed on the top of the refrigerator box, and the door body is provided with a door opening button connected with a control circuit. The device of the invention can provide assistance for the user, and is convenient for the user to open the door.

A rear fairing system for a vehicle includes a roof foil on top of the vehicle roof and sidewall foils pivotally mounted to the vehicle sidewalls. The roof foil includes downwardly facing concavity and a roof foil curved convex upper surface extending laterally across the vehicle roof. A spring extends laterally across the vehicle roof in the downwardly facing concavity. A door foil extends aft of the roof foil with a curved convex upper surface continuing the roof foil curved convex upper surface. Cables extend from the vehicle rear doors to the sidewall foils adjacent the sidewall foil free edges. The cables are taut and strain the sidewall foils toward the vehicle rear doors with the vehicle rear doors closed.

The invention discloses an automatic door opening device and a refrigerator with the same. The automatic door opening device comprises a base, a driving source component, a pushing piece, a transmission body and a control device. The pushing piece adopts a rotating ejection rod rotationally fixed on the base through a pivot shaft, and the rotating ejection rod is provided with a gear part connected with the pivot shaft, and a push rod matched with the gear part. The transmission body is arranged between the driving source component and the pushing piece, and comprises a shifting disc rotationally fixed on the base, wherein the shifting disc is provided with a disc body and a rack part arranged on the peripheral surface of the disc body and extending in an arc. The pushing piece and the transmission body are configured as follows: when a door body is at an initial closed state, the rack part is not meshed with the gear part of the pushing piece; when the control device controls the driving source component to enable the shifting disc to rotate, the rack part of the shifting disc and the gear part of the rotating ejection rod form meshed transmission, and push rod is pushed by the shifting disc to outward and rotationally extend out, so as to open the door body or close the door body.

The invention discloses a Bluetooth electronic automatic lock system and a switching method thereof. The Bluetooth electronic automatic lock system comprises a lock end and a plurality of key ends, wherein the lock end comprises an electronic lock body, a sensing unit, a control unit, a state register unit, an operation processing unit and a Bluetooth module, each key end comprises a mobile phone with a Bluetooth module, the sensing unit, the state register unit, the control unit and the Bluetooth module are all connected with the operation processing unit, and the electronic lock body is connected with the control end. The switching method of the Bluetooth electronic automatic lock system comprises the following steps of 1, arranging a control end module in one key end; 2, starting the Bluetooth module in the key end, and setting the key end into a master key end through the control end module; 3, storing a Bluetooth address allowing to start the lock end; 4, starting the lock end by the control unit of the lock end; or sending promoting information to the master key end by the control unit of the lock end. The Bluetooth electronic automatic lock system is simpler in structure, more convenient to use and higher in safety.

The invention discloses a networking management system for a wireless gate lock, comprising a plurality of indoor units, a management platform and a digital building intercom system; and a method adopting the networking management system for a wireless gate lock comprises the steps of IC (integrated circuit) card activation, IC card logout, local door opening and remote door opening. The networking management system and the management method have the positive benefits that the wireless gate lock and the digital building intercom system are combined effectively, so that the cost of gate lock networking wiring is saved; a wireless transmission technology is adopted by the gate lock and the indoor units, so that the problem that a general security and protection system needs a plurality of communication cables is solved, the cost is saved and the attractiveness of a house is guaranteed; aiming at the conditions that a head of a household losses keys or forgets keys or an RFIC (radio frequency integrated circuit) card, the remote door opening manner is provided, so that door opening is more convenient; and daily actions of card activation, card logout, local door opening and remote door opening of a resident are managed and kept by the network through related information record, thus being convenient to track and maintain in the future.

The invention discloses a cabinet door used for opening and closing a cabinet body, which is connected with the front side of the cabinet body in a pivoting way. The cabinet door comprises a door body, a door handle, an ejection rod and a linkage rod, wherein the front side of the door body is provided with a concave part; the door handle has a shape suitable for arrangement in the concave part; the ejection rod can penetrate through the door body and is arranged on the door body capable of moving back and forth, and the rear end of the ejection rod props against the front surface of the cabinet body; and the two ends of the linkage rod are respectively connected with the front end of the ejection rod and the door handle in a pivoting way and move oppositely in the back-and-forth direction. By adopting the cabinet door provided by the embodiment of the invention, the door handle can be hidden when the cabinet door is closed, and the cabinet door becomes more beautiful. Moreover, the door handle can be pushed out when the cabinet door needs to be opened so as to facilitate the holding of a user. In addition, the cabinet door can be simultaneously ejected for a certain angle by the ejection rod, and the user can open the door in a labor-saving and convenient way. The invention also discloses a refrigerator with the cabinet door.

The invention discloses a multi-network control method for an intelligent door lock, a storage medium, a controller and a fingerprint lock. With the multi-network control method for an intelligent door lock, the storage medium, the controller and the fingerprint lock adopted, inconvenience in opening a door under the condition of network outage brought to a user can be eliminated. The method includes the following steps that: the current network access state information of the Internet connection status of the intelligent smart door lock is acquired, wherein the network access state information includes unsuccessful network access state information and successful network access state information; and an intelligent door lock controller and an intelligent door opening terminal obtain the same verification information according to an emergency door opening mode, the intelligent door opening terminal and the intelligent door lock controller are associated with each other through Bluetoothand the verification information, and the intelligent door lock controller is controlled to send a door opening command in response to the triggering command of the intelligent door opening terminal.With the multi-network control method for the intelligent door lock, the storage medium, the controller and the fingerprint lock of the invention adopted, verification and door opening can be carriedout directly through Bluetooth association, an intelligent emergency response key is not needed, and door opening is more convenient.

A single leaf escape door of double- way opening type is prepared as setting a door opening at middle of door leaf and setting small door frame along said opening, erecting small door leaf with opening direction opposite to said door leaf in small door frame, hinging a longitudinal edge of small door leaf with small door frame, setting fume resisting seal strip on side edge of small door leaf, setting door closer at top of small door leaf and small door frame, erecting fire proofing lock on longitudinal free edge of small door leaf and erecting a ring bolt on small door frame.

The invention belongs to the technical field of security, and particularly relates to a computer software security automatic monitoring system. The computer software security automatic monitoring system comprises a registration information storage module, an identification module, a signal transmission module and a model analysis module; the registration information storage module is used for storing registration personnel face information, and the model analysis module is used for analyzing visitor body feature information to determine whether a visitor can conveniently open a door; a first camera group is used for conducting information collecting on the visitor face information, and sending the collected visitor face information to the identification module; a second camera group is used for conducting information collection on the visitor body feature information, and sending the collected visitor body feature information to the identification module; and a third camera group is used for collecting face information of the visitor in a security zone and sending the collected face information of the visitor to the identification module. The computer software security automatic monitoring system can be applied to community security work in a plurality of complex environments, and effectively prevents the occurrence of trailing, false alarms and the like.

The invention discloses a vehicle door handle which comprises a shell and a platen arranged on the back of the shell, wherein a cavity area surrounded by the shell and the platen is provided with a fingerprint sensor and a touch-type sensing circuit board; the front side of the shell is provided with a shallow-slot recess; the fingerprint collection batten of the fingerprint sensor is exposed on the recess; and the platen is provided with a connecting part convenient to connect with a vehicle door. When a hand is near a contact surface, the touch-type circuit board generates a sensing signal, and the sensing signal causes an LED (Light Emitting Diode) lamp to light. Meanwhile, an MCU (Microprogrammed Control Unit) control processing module gives out a detection fingerprint command, and the fingerprint sensor begins working to collect a fingerprint signal. The fingerprint signal is compared with stored fingerprints by the MCU control processing module to open the door or not. Therefore, the anti-theft performance of the vehicle lock is improved, and the operation of unlocking is convenient and comfortable because the traditional lock cylinder and the corresponding lockhole are omitted.

The invention relates to a gate control method and device, a computer device and a storage medium. The method comprises the steps that an access grant signal transmitted by a gate through a first typenetwork is received; responding to the access grant signal is carried out, and accessing a second type network constructed by the gate is carried out; the frequency of a mobile terminal to use the second type network is higher than the frequency of the mobile terminal to use the first type network; opening permission sent by the gate through the second type network is received; the distance between a user and the gate is acquired according to the access grant signal; and when the distance is less than or equal to a preset opening distance, responding to the opening permission is generated, and an opening request is sent to a gate control server. During the whole process, the second type network with high use frequency is prevented from being used for a long time. When the user approachesthe gate, the method automatically sends the opening request. Remote door opening can be realized without a device or other related operations, so that the gate opening control method is convenient.

The invention discloses an automatic opening refrigerator, which comprises the following parts: door bulk (1), box and main control board, wherein the switch (2) is set on the door bulk, which connects the main control board; the electric-magnet is set in the door frame of box, which contains an electric-magnet coil of inner iron core; the spring slider device is near the electric-magnet coil; when the electric-magnet coil is power on, the magnet produces repulsion magnetic field. The invention can be used in the refrigerator, cooler and disinfecting cupboard widely.

The invention provides a dual-mode personnel identity verification method and system capable of ensuring the convenient and efficient identity verification of facial recognition, and quickly and effectively completing personnel identity verification by virtue of the portable feature of a mobile terminal, and belongs to the technical field of identity recognition. According to the dual-mode personnel identity verification method and system, a face image of a person to be verified is bound to the mobile terminal, and face image features and mobile terminal hardware information are recorded; camera position information of an identity verification card port and positioning information of the mobile terminal are compared to obtain a comparison result, and the comparison result and a face imagerecognition result are combined to verify whether the identity is legal. According to the dual-mode personnel identity verification method and system, the convenience and efficiency of opening a doorby facial recognition are guaranteed, and the portable feature of the mobile terminal is utilized to judge the positions of the mobile terminal and the identity verification card port, so as to complete the dual-mode fusion verification of face validity.

The invention discloses an intelligent door. The intelligent door comprises a base and is characterized in that the base is located on the ground, a door frame installation mechanism is arranged on the base, one side inside the door frame mechanism is provided with a door rotating mechanism, the side of the door rotating mechanism is provided with a door mechanism, a door frame is provided with asensor mechanism, the side surface of the door frame is provided with a controller and a battery box, the power input end of the controller is electrically connected with the power output end of the battery box, the power output end of the controller is electrically connected with a rotary feeding linear motor, a rotary stepping motor, the door mechanism and the sensor mechanism, the signal outputend of the controller is electrically connected with the rotary stepping linear motor, the rotary stepping motor and the door mechanism, and the signal input end of the controller is electrically connected with the door mechanism and the sensor mechanism. The intelligent door has the beneficial effects of being simple in structure and high in practicality.

The invention discloses a LoRa-based intelligent centralized access control system for a college dormitory. The LoRa-based intelligent centralized access control system comprises a wireless access control device, a LoRa gateway, a network server and an online management platform. The wireless access control device is installed on a dormitory door. A fingerprint identifier, a card reader and a mechanical lock are arranged out of the door. A LoRa module, a control module and a power module are arranged in the door. A battery supplies power. When the LoRa-based intelligent centralized access control system works, point-to-point wireless communication of information between the wireless access control device and the LoRa gateway in a dormitory building is realized through the LoRa technology;the LoRa gateway is connected to the network server; and the network server is connected with the online management platform in a dormitory management center. The LoRa-based intelligent centralized access control system of the invention has altogether three identification modes, i.e., key identification, campus card identification and fingerprint identification, records door opening and closing operations and personnel information, realizes centralized management of massive dormitories through the LoRa wireless communication technology, can open a door remotely, effectively protects dormitorysafety and reduces dormitory management cost.

The invention discloses a multifunctional security door, composed of a first security door body and a second security door body. The first security door body is provided with a shaft ring on the left, connecting to a rotating connecting shaft, with a pressurizing water pumpinside the wall on right side of the first security door body, a water orifice on wall body at the upper end of the first security doorwith the buzzer, light-inductive device, opal, infrared inductor, and ventilation fan set in order on top end of the first security door, with two smoke inductors arranged symmetrically on the ventilation fan; with a theft-proof lock on right side of the first security protection door body, a second security door body thereunder; Through slide groove and slide block, the first security protection door body is connected to the second security protection door body. In the slide block, the movable sleeve is connected to screw mandrel. The screw mandrel is connected to the motor with the motor shaft at the upper end. The present configuration is simple and compact. It is provided with smoke inductor and water spray alarm device, which can detect fire in time, and maintain exit safety; an LED is provided at the handle and keyhole for facilitating opening the door in case of poor lighting.

The embodiment of the invention provides an intelligent access control device and system and relates to the technical field of access control systems. The intelligent access control device comprises a router, a micro-controller, an access control switch and a sensor, wherein the router, the access control switch and the sensor all are electrically connected with the micro-controller. The router is used for obtaining an MAC address of electronic equipment and transmitting the MAC address to the micro-controller; the sensor is used for outputting a detection signal to the micro-controller when detecting that a person approaches; and the micro-controller is used for comparing the MAC address with the pre-stored MAC address to generate a comparison result, and controlling opening or closing of the access control switch according to the comparison result and the detection signal of the sensor. According to the intelligent access control device and system provided by the invention, a user does not have additional use cost and does not need to carry mediums such as a key and a card, the opening operation is simple and convenient, and the user experience is relatively good.

The invention comprises a visual monitoring method. The method comprises the steps that a monitored area is monitored in real time by using an outdoor doorbell monitoring device and indoor monitoringequipment, and monitoring data is acquired and sent; a cloud server is used for receiving the sent monitoring data, storing and analyzing the monitoring data and sending an analysis result to a user in a corresponding mode; and the user is informed to achieve active and / or passive interaction with the doorbell monitoring device or / and the indoor monitoring equipment. The visual monitoring method has the advantages that resource integration and function optimization of a building intercom system and a monitoring system are achieved, and not only is convenience brought to wiring construction, but also the constitute cost is reduced; and meanwhile the terminal monitoring, door opening and intercom functions can be conveniently achieved, and a doorbell and cameras can synchronously conduct previewing, recording and storing.

The invention provides an intelligent unlocking system, and a method. The intelligent unlocking system comprises a cloud large database used for storing user information registered by a guest at a relevant department, and providing the user information for local relevant information indexing, an identification module used for collecting voiceprint information and face information of guest, and comparing the collected information with indexed relevant information in the cloud large database, a sensing module used for sensing whether there is a guest in a preset region, and determining whether the identification module is activated according to the sensing results, and an unlocking module used for opening doors based on determination results of the identification module. In unlocking processof the intelligent unlocking system, only the voiceprint information and the related face information of guests are needed to be collected, comparison with the standard information in the cloud largedatabase is carried out, and unlocking can be realized after passing of identity authentication; carrying of room cards by guests or repeat information input in different hotels is avoided, and better convenience is provided.

The invention discloses a refrigerator. The refrigerator comprises a box body, a door body and an auxiliary door opener, wherein the auxiliary door opener comprises a servo driver, a swing arm and a controller; the servo driver is installed on the box body; the swing arm is connected with an output shaft of the servo driver; the servo driver can drive the swing arm to swing between a first predetermined position and a second predetermined position; when in the first predetermined position, the swing arm pushes the door body to separate the door body from the box body; when the swing arm is in the second predetermined position, the door body are closed to the box body; and the controller is used for actuating the servo driver to ensure the servo driver to drive the swing arm to move to the first position and then return to the second predetermined position when receiving a door body opening command. The refrigerator has the following beneficial effects that: as the refrigerator is provided with the auxiliary door opener, when the users need to open the door body of the refrigerator, the door body opening command is sent out and the controller controls the servo driver to drive the swing arm to reach the first predetermined position and push the door body to separate the door bodies from the box body.

The invention discloses a door opening mechanism suitable for a carriage side door. Both sides of the carriage are provided with column slots; the side door comprises an upper side door and a lower side door which is arranged at the bottom of the carriage; the door opening mechanism comprises a chain transmission mechanism and a four-bar mechanism arranged in each column slot; each chain transmission mechanism comprises a chain and an upper gear and a lower gear engaged with the chain, and the starting end of the chain is connected with the inner side of the lower side door; the starting end of the four-bar mechanism is hinged in the column slots and connected with the end of the chain through a fixed plate, and the chain bypasses the connecting position of the four-bar mechanism and the fixed plate and the upper gear; and a guide rail is arranged on the top of the carriage, and the end of the four-bar mechanism is matched with the guide rail in a slide mode. According to the door opening mechanism suitable for the carriage side door, the door is arranged on one side of the carriage to facilitate the removal of items inside the carriage and improve work efficiency; the side door is designed as an up and down opening type, the door opening mechanism is a combined type of the chain transmission mechanism and the four-bar mechanism, and the technical problem of large occupation space of the side door is solved.

Child safe door knob having an inner knob that can freely rotate without opening the door. The inner knob adapted to be rotably and slidably mounted to an inner side of a door. The outer door knob being connected to a first end of a spindle, wherein said spindle being connected to a latch and a lock mechanism. The second end of said spindle not being engaged with the inner door knob under the normal conditions. The inner door knob becomes engaged with the spindle when aligned with the spindle and pushed in.

The invention discloses a fire-proof intelligent wardrobe. The fire-proof intelligent wardrobe comprises a machine shell, wherein a transmission cavity is formed in the lower end of the machine shell;a transmission mechanism is arranged in the transmission cavity; a fire-proof mechanism is arranged in the transmission cavity; a door opening cavity is formed in the upper side of the transmission cavity; a door opening mechanism is arranged in the door opening cavity; a clothes storage cavity is formed in the upper side of the door opening cavity; and a clothes storage rod movement mechanism isarranged in the clothes storage cavity. The fire-proof intelligent wardrobe is simple in structure and convenient to operate; when the fire-proof intelligent wardrobe is used, a wardrobe door can beautomatically opened when a person comes to the front of the wardrobe, a user can conveniently open the door, then a rod for placing clothes can move up and down, and when the user stops moving the rod by hand, the rod stops moving, so that the height of the clothes placing rod is suitable for the user; and in addition, a firewall can be released from the wardrobe when a fire occurs, so that the wardrobe is isolated from the fire, and water mist can be sprayed in the wardrobe to reduce the temperature in the wardrobe.

The invention relates to the technical field of clothes treatment equipment. In order to solve the problem that a machine door of existing clothes processing equipment is inconvenient to open, the invention provides clothes processing equipment capable of controlling a machine door by knocking and a control method of the clothes processing equipment. The clothes processing equipment comprises a detection module, a control module and a switch module, wherein the detection module is used for detecting a knocking signal triggered by knocking the clothes processing equipment; the control module isused for controlling the action of the machine door according to the detection result; and the switch module is connected to the signal transmission path between the detection module and the controlmodule and is used for connecting or disconnecting the signal transmission path under the control of the control module. According to the clothes processing equipment and the control method thereof, provided by the invention, the frequent unlocking action of a door lock is avoided while the door opening mode of opening the machine door by knocking is realized, so that the process of opening the machine door by a user is more convenient, time-saving and labor-saving, and the user experience is improved.

The invention provides a door lock capable of being unlocked through a push-pull handle. The door lock comprises a handle, a panel, a baseplate, a lock body, and a unlocking transmission module unlocked through pushing and pulling the handle; the handle is pivoted to the panel; the unlocking transmission module is positioned on the baseplate; and the handle is linked with a lock tongue of the lock body through the unlocking transmission module. The door lock can be unlocked to open a door only by pushing and pulling the handle by users, and is convenient for the users to open the door.

The invention discloses a sanitary door. A rolling shutter door is connected with a pedal device to ensure that the operations of opening, closing, locking, unlocking a door and the like, which are finished by hand formerly, can be easily and conveniently finished by foot so as to prevent a hand from touching deices on the door, prevent spreading of infectious diseases and dirt and ensure sanitation, safety, environmental protection, energy conservation and life beautification. The sanitary door solves the problem that people are reluctant to touch objects in a washroom as well as the problems of sanitation, safety, environmental protection and energy conservation, so the sanitary door is a more humanized public sanitary safety product.

The invention discloses a cloud lock-hidden fingerprint head design method and a cloud lock-hidden fingerprint head design system. The cloud lock-hidden fingerprint head design system comprises an intelligent cloud lock, a mobile terminal and a cloud server. The cloud lock-hidden fingerprint head design method comprises a fingerprint unlocking process comprising the following steps: A1, entering user fingerprint information on the mobile terminal, and sending the user fingerprint information to the cloud server; A2, receiving and storing the user fingerprint information by the cloud server; A3, arranging a fingerprint head on the back surface of a handle, and when a door opener holds the handle, recognizing and acquiring fingerprint information of the door opener by the fingerprint head and sending the fingerprint information to the cloud server; A4, comparing whether the fingerprint information of the door opener is matched with the existing user fingerprint information by the cloud server, and if so, sending an unlocking instruction to the intelligent cloud lock by the cloud server, otherwise, sending information that fingerprint recognition is unsuccessful to the mobile terminalby the cloud server; A5, executing unlocking operation by the intelligent cloud lock, and making a voice prompt that fingerprint verification is successful. The hidden arrangement of the fingerprinthead is achieved, the service life of the fingerprint head is prolonged, and door opening is more convenient and fast.

The invention relates to a new type of intelligent door lock, which includes a housing, a lock body, a handle, a control module and a door lock driving device; A board is arranged on the upper end of the second board, and the first board is arranged inclined outward from top to bottom, and the second board is arranged vertically; the keyboard is arranged on the first board; the lower end of the cover board is connected with the second board The cover plate is hinged, and there is a connecting rod between the cover plate and the housing. One end of the connecting rod is hinged with the upper end of the cover plate. Move in the chute. In the present invention, the keyboard of the door lock is tilted outward from top to bottom, so that the user can see the keys on the keyboard more intuitively, and the use is more convenient; the lower end of the cover plate is hinged with the second plate body, so that the opened cover plate Located below the keyboard, it is not easy to block the user's sight.