90 results about "Doors" patented technology

The invention discloses an anti-pinch safety method and system of an elevator. The anti-pinch safety method and system is characterized in that grooves penetrating door frames in the vertical direction are formed in the door frames of two bilaterally-opened elevator doors, a telescopic part is arranged in one groove, a part of the telescopic part protrudes out of the groove, and a contact type sensing screen is arranged at the bottom of the other groove. When the two elevator doors are closed, the two grooves are opposite in position, the protruded part of the telescopic part extends into the groove in the opposite elevator door, a certain gap is reserved between the telescopic part and the contact type sensing screen, and then a motor drives the telescopic part to continuously penetrate the groove in the opposite elevator door till the telescopic part is in contact with a limiting piece of the contact type sensing screen. If a linear object is still clamped after the two elevator doors are closed, the linear object can be pushed to be in contact with the contact type sensing screen by the telescopic part so long as the diameter of the linear object is larger than the thickness of the limiting piece, and an abnormal signal is sent to a door machine control system and the door machine control system correspondingly performs opening control treatment as long as the contact type sensing screen detects that the object is in contact with the screen.

Device for the sealed connection between a first and a second closed space, with the closed spaces each comprising a flange and the first door closing off in a sealed manner an opening delimited by the flange, with the connection device comprising: first part (A) for securing the flanges, second part (B) for securing the doors in a sealed manner and of detaching of one of the doors from its flange, third part for releasing the other door in relation to the its flange, fourth part (D) for opening a passage between the first and the second closed space, the device also comprising means for locking (118) the second securing means (B) preventing the separation of the doors as long as the connection between the two closed spaces is effective, the locking means being activated automatically by the actuating of the second securing means (B).

A system is provided for utilizing a track for moving doors into position to be coated and subsequently removing the doors once coated.

The invention relates to the technical field of automatic doors, and provides an automatic door, an automatic door control method, a control device and a train. The control method comprises the stepsthat the opening and closing state of the automatic door is obtained; when the automatic door is in a closed state, whether a trigger object exists in a first detection area or not is judged; if the trigger object exists in the first detection area, the automatic door is controlled to be opened; when the automatic door is in an opened state, whether a trigger object exists in a second detection area or not is judged; if the trigger object exists in the second detection area, the automatic door is controlled to be kept in the opened state; and the first detection area is positioned in the second detection area, and the range of the first detection area is smaller than that of the second detection area. According to the method, whether the automatic door is opened or not is judged through the first detection area, whether the automatic door is closed or not is judged through the second detection area, and through the design, convenience of two or more persons continuously passing throughthe automatic door can be improved on the basis of avoiding mistaken opening of the automatic door.

The door operating system of the present invention can be applied to new railcar or retrofitted to existing railcar designs. The hopper car will have a pair of doors on opposed sides of the center sill which are connected through a door spreader. The pneumatic, individual door operating system is connected to the door spreader through an adjustable spreader fulcrum in which the sliding adjustment may add in a proper connection force or tension between the door operating system and the individual doors.

A multi slide doors device comprises a frame, a power module, a guide pulley module and a plurality of door panels. The first door panel is operated by the power module to move upward or downward. Simultaneously, the second door panel also moves in the same direction with a different moving distance by the transmission of the pulleys in the pulley module. The moving distance of the second door panel is larger than that of the first door panel. In this way, the plurality of door panels can be opened or closed quickly so that the defect of spending long time in opening or closing due to in-sequence moving of door panels and of inconvenient maintenance due to complexity in designing of convention technology can be improved.

The invention discloses a fire automatic door opening method of an Internet-of-Things intelligent door lock. The method comprises the steps that 1000, the indoor temperature is measured to be above afirst temperature threshold value, and the indoor smoke is measured to reach a first smoke threshold value; and 2000, all lock structures are opened so as to open a door. The first temperature threshold value is 55 DEG C or above. The first smoke threshold value is above 5%PBS / M and below 15%OBS / M. A temperature sensor and a smoke sensor are combined, specific parameters are set, and therefore thebeneficial effects that doors are opened at the early stage of fires, a mechanical unlocking mechanism is additionally arranged to avoid the situation that the door lock is closed due to failures ofelectronic devices, and it is guaranteed that doors are opened and not locked are achieved.

The invention discloses an intelligent door and an intelligent door control method and belongs to the technical field of intelligent doors. The intelligent door comprises a door power device and a door control device, wherein the door power device is used for opening or closing the door; and the door control device is used for providing matched acting force for the door power device according to the using environment to control the door power device. The intelligent door automatically controls opening and closing of a door hinge according to the users' demands and also can effectively lower the noise caused by door opening and closing to provide a better using experience for a user.

A remote control door closure operating system is based on a central server with a backend database identifying a collection of controllable doors and a plurality of authorized users and corresponding credentials. A door interface unit is adapted to communicate with an authorized user to supply a live video stream of a respective door and to execute door opening and closing commands from the authorized user. A mobile device has a user application program configured to interact with the central server and door interface unit in order to 1) obtain configuration data, 2) authenticate the authorized user, 3) receive the live video stream, and 4) initiate the door opening and closing commands. Safe operation of the door opening / closing operation is encouraged by maximizing use of video surveillance before and during door operations and by conducting separate security authentications for video streaming and for door operation requests.

A profile learning system for cooperative control of a dual actuator applied to opposite sliding doors may include a first position sensor configured to detect a position of a door that operates in a first direction along a rail; a spindle assembly including a spindle that operates in a second direction with respect to the door to prevent the door from rattling; first and second motors engaged to the door and the spindle assembly and configured to provide driving power to the door and the spindle assembly, respectively; a memory unit configured to store the position of the door; and a control unit configured to adjust an output of the second motor configured for a predetermined time period and to determine learning success or learning failure for complete opening or closing of the door based on the position of the door when a stall state is detected due to a difference in stroke between the first motor and the second motor.

The invention relates to the technical field of intelligent doors, and discloses a 5G intelligent door. The 5G intelligent door includes a door frame and a door body, the door body is located inside the door frame, a right side wall of the door body is hinged to a right inner side wall of the door frame through a hinge, a first cavity is arranged inside the left side of the door frame, the insideof the first cavity is provided with a clamping mechanism for locking the door body, a second cavity is arranged inside the left side of the door frame and located below the first cavity, a storage battery, a controller and a 5G wireless module are fixed inside the second cavity, a third cavity is arranged inside the top of the door frame, and a fire extinguishing mechanism is arranged inside thethird cavity. The 5G intelligent door has high anti-theft performance and high fire suppression performance, and the practicality of the intelligent door is improved.

The invention relates to the technical field of shielding doors, in particular to a single-rail double-opening shielding door which comprises a fixed door body, a guide rail, two movable door bodies, a guide assembly and a driving assembly. The fixed door body is provided with a passing area for people to pass through; the guide rail is arranged on one side of the fixed door body and located at the bottom end of the passing area; the two movable door bodies are respectively arranged on the guide rails in a sliding manner; the guide assembly comprises a first guide part and a second guide part in sliding fit with the first guide part, the first guide part is arranged at the top end of the movable door body, and the second guide part is arranged on one side of the fixed door body and is parallel to the guide rail; and the driving assembly is used for driving the two movable door bodies to be close to or away from each other. The guide rail and the guide assembly are arranged at the bottom end and the top end of the movable door body respectively and used for guiding the movable door body to slide, and the movable door body slides more stably.

Methods and system for tuning automatic doors are provided. Aspects includes receiving, by a controller, a request to open an automatic door, the request inputted to a first interface at a first location, determining an initial transfer time allowance (TTA), the initial TTA comprising an initial duration of time between a door open request time and a door closing start time, wherein the initial TTA is based on the first location, operating, by the controller, the automatic door to open and remain open until an expiration of the initial TTA, determining an occurrence of a transfer, wherein thetransfer occurs at a first time point, determining whether the transfer is associated with the request, storing, in a memory, the first time point, and determining an adjusted TTA based on the first time point for the at least one transfer, wherein the adjusted TTA is associated with the first interface.

The system and method of the present invention enables the harmonisation of the operating status of pairs of train and platform doors, enables both doors to be actuated simultaneously or be disabled or isolated if one of them has been disabled or isolated by means of door isolating means and also enables the harmonisation of the opening actuation of the pair of doors by the user using door-opening request devices.

The invention discloses a novel intelligent door and an access control system thereof. The novel intelligent door comprises a door frame and a door body; the door body is arranged on the door frame through hinges, and an intelligent control structure is installed on the door body; the intelligent control structure comprises a door lock, a control part, a battery and a switch part; the door lock isarranged on the left side of the door body; the control part is embedded in the door lock; the battery is arranged on the door lock; the switch part is arranged at the right end of the door body andlocated below the door lock. The invention relates to the technical field of intelligent doors; the novel intelligent door and the access control system thereof are simple in structure, convenient tooperate, diversified in function, convenient to use, practical and high in intelligent degree; firstly, a fingerprint recognition module, keys, a card reading module and a wireless transmission moduleare used for unlocking, the unlocking modes are diversified, and the practicability is improved.

The invention discloses a protection door detection system, a detection method and a networking method. Positions of multiple door leaves in the three-axis direction can be detected; real-time position state data of the door leaves of protection doors in a closed state can be obtained through the protection door detection system; by comparing the real-time position state data with an initial position value of the protection door obtained after initial installation and debugging, and according to maintenance and care regulations or specifications (standards), whether the offset of each door leaf is within the allowable maximum offset is judged, so that operation and maintenance health condition of the protection door is judged; by obtaining the position status data of the protection door of an air defense basement in real time, the protection effect is further judged; and data of the protection doors within the network is collected and sent to a center control processing system through a wireless network, thereby realizing the purpose of unattended online inspection of the protection doors.

The invention discloses an anti-pinching-hand door, and belongs to the technical field of doors. The door comprises a door frame and a door leaf, wherein the door frame comprises a right frame, the door leaf comprises a body and a rotating body arranged at the end of one side of the body, the body rotates around the axis of the rotating body, the right frame has a shape matched with the rotating body, and the rotating body is rotationally connected with the door frame. According to the anti-pinching-hand door, the rotating body is arranged at the end of one side of the body, the right frame isdesigned to have the shape matched with the rotating body, in the opening process of the door leaf, the rotating body rotates along with the rotating of the door leaf body, a gap capable of mistakenly allowing a finger to enter cannot be formed between the rotating body and the right frame, the structure is simple, power and other resources do not need to be relied on, and reliability and practicability are high, so that compared with the prior art, the door has the advantages of simple structure, high reliability and high practicability.

The invention provides an opening and closing controller for intelligent doors and windows. The opening and closing controller for the intelligent doors and windows comprises a door frame, two intelligent door sheets, a controller body, two long-strip-shaped connecting blocks, a sliding strip and box-shaped blocks, wherein the two intelligent door sheets are both installed in the door frame, and the two intelligent door sheets are matched with the door frame; the controller body is fixedly mounted on the corresponding intelligent door sheet; the two long-strip-shaped connecting blocks are fixedly installed on the corresponding intelligent door sheets, and the two long-strip-shaped connecting blocks are located on the two sides of the controller; the sliding strip is mounted between the twolong-strip connecting blocks in a sliding manner; and the box-shaped blocks are fixedly installed on the corresponding intelligent door sheets, and the bottoms of the box-shaped blocks make contact with the tops of the two long-strip-shaped connecting blocks. The opening and closing controller for the intelligent doors and windows has the advantages that the operation is convenient, the controller is isolated and protected, and the protection stability is ensured.

The invention discloses an advanced aircraft cabin door centralized management system. The system is based on multi-electric aircraft technology, electromechanical integrated management technology and bus technology. It consists of a cabin door centralized controller, a cabin door actuation subsystem, a cabin door control panel and The door system bus is composed of the door centralized controller, the door actuation subsystem, and the door control panel are interconnected through the door system bus. The cabin door actuation subsystem includes all the electric cabin door systems on the aircraft, and adopts electromechanical actuation to realize the electric operation of the cabin door; the centralized cabin door controller can realize centralized control and management of the cabin door actuation subsystem, and Connected to the public equipment management system to realize comprehensive mechanical and electrical management; the hatch control panel is a visualized component for realizing human-computer interaction in the entire hatch integrated management system. The current state of the door system. The method of the invention can realize automatic operation and centralized management of advanced aircraft cabin doors.

The invention belongs to the technical field of safety doors, and provides an intelligent safety door based on the Internet of things. The intelligent safety door comprises a door frame, a first door leaf and a second door leaf, wherein the first door leaf and the second door leaf are oppositely arranged and hinged to the door frame. The intelligent safety door is characterized in that the first door leaf and the second door leaf are connected in a sealed mode through a sealing piece, and the upper edge and the lower edge of the first door leaf and the upper edge and the lower edge of the second door leaf are connected with the upper edge and the lower edge of the door frame in a sealed mode respectively. According to the intelligent safety door based on the Internet of things, the sealing effect is improved, the amount of external air entering a machine room is reduced, and harm to power supply equipment is reduced.

This invention relates to doors having internal blocking components that reduce or eliminate telegraphing of the outer surface of the door facings. In particular, the invention relates to steel-edge steel doors that have internal solid wood blocks that have one or more integral cantilever beams formed into the blocks to interact with the adjoined oppositely arranged door facings in order to eliminate visually apparent door telegraphing. The blocks are modified to contain notches formed therein to form the cantilever beams.

The invention relates to the technical field of shielding doors, in particular to a double-door linkage shielding door control method based on correlation sensing. The shielding door control method comprises the following steps of arrival door opening, signal acquisition, processing by a central control system according to an acquired signal, processing by a door machine controller according to acontrol signal of the central control system, door closing controlled by the door machine controller, feeding back a locking signal of a sliding door to the central control system by the door machinecontroller, and controlling the subway to close the door and leave the station by the central control system after receiving the locking signal of the sliding door. According to the shielding door control method, tooth-shaped belt transmission is adopted, on one hand, it is guaranteed that transmission precision is accurately controlled, on the other hand, double-door linkage and synchronous opening or closing of sliding doors can be achieved, and the shielding door control method has the advantages of simple structure and easy control. People flow information can be accurately acquired on thebasis of correlation sensing and weight sensing dual signal induction, the central control system processes the people flow information according to different signal types to control the door machinecontroller, it is guaranteed that the shielding doors are opened and closed in time, and people clamping accidents are prevented.

The invention belongs to the technical field of marine hydraulic watertight door control, and relates to a hydraulic watertight door control system for a vessel. The system is composed of two parts: a bridge control unit and a hydraulic watertight door control unit. In use, each hydraulic watertight door is equipped with one hydraulic watertight door control unit, and the number of the hydraulic watertight door control units depends on the number of the hydraulic watertight doors, and then the hydraulic watertight door control unit and the hydraulic watertight door are both controlled by a bridge centralized control unit. As shown in Figure 1, the bridge centralized control unit and the hydraulic watertight door control unit are connected through two independent CAN buses, when one CAN bus breaks down, the other CAN bus can guarantee normal communication. The control device can flexibly achieve the hardware system configuration based on the number of the controlled hydraulic watertight doors, each hydraulic watertight door is controlled by using an independent control unit, and each control unit is provided with two independent microprocessors, thus the safety of vessel navigation is greatly increased.