307results about "Revolving doors" patented technology

A method and a facility for the protection of a crowd from terrorists by screening each individual in search of concealed prohibited articles possibly carried by one of the individuals in the crowd. Each individual is monitored by sensors controlled by a monitoring unit while passing in single line queue over a fenced walkway and through a confinement structure containing a one-way passage control device. When a prohibited object is detected, response is provided and the passage control device is locked to detain the suspect individual in the confinement structure interior. The confinement structure is configured to deflect the blast created by an explosion initiated therein, and to prevent harm to the individuals residing on the fenced walkway.

A furniture system is particularly adapted to support group activities in open plans, and the like. A plurality of columns support an overhead framework on the floor of a building in a freestanding fashion at a predetermined elevation, generally above average user height. A plurality of individual panels are provided, wherein each panel is constructed to permit easy, manual, bodily translation of the same by an adult user. A hanger arrangement is associated with the overhead framework, and cooperates with connectors on the panels to detachably suspend the panels at various locations along the overhead framework. The panels are manually reconfigurable between many different arrangements to efficiently and effectively support different group activities. Preferably, the panels are capable of providing a partitioning function to visually divide at least a portion of the workspace, and/or a display function to facilitate group communications.

The present invention relates to a loading station comprising a loading region which is accessible from a loading side and from a machine side and comprising two door elements movable along a guide from a machine position in which they release the machine side and close the loading side into a loading position in which they release the loading side and close the machine side, wherein the door elements overlap at least partially in the loading position and/or in the machine position so that, on an opening procedure of the machine side and/or of the loading side, the machine side and/or the loading side only starts to open when the respective other side has closed at least partially.

The invention discloses a personnel carrying and transferring system, belonging to the technical field of financial security. The invention has the following technical scheme: the invention comprises a housing and two fixed arc cylinder walls with a top cover and a lower table surface, wherein, the arc cylinder wall is provided with an inlet and an outlet; the outer side of the arc cylinder wall is provided with a door leaf extending along the arc cylinder wall; a driving controlling mechanism and a rotating mechanism are arranged in the housing. The system also comprises an identity recognition module, a weight checking module and an information processing module, wherein, the identity recognition module comprises an identity information input unit and a fingerprint information input unit; the weight checking module comprises a pressure sensor; the information processing module comprises a data storage unit, a data acquisition unit and a data comparison unit. The technical scheme in the invention can strictly control personnel who enter and leave high-level security zones and effectively prevent illegality of entering by dogging, so that the security level in the financial circulation process can be improved.

The invention discloses a self-cleaning revolving door. The self-cleaning revolving door comprises a cylindrical door frame, wherein a rotating shaft is rotatably connected to the inner wall of the cylindrical door frame, a plurality of rotating door frames are fixedly connected to the side wall of the rotating shaft in an uniformly distributed mode, sliding plug cavities are formed in the side wall, close to the rotating shaft, of the rotating door frames, magnetic sliding plugs are slidably connected to the inner walls of the sliding plug cavities, and cleaning strips attracted to the magnetic sliding plugs are slidably connected to the side walls of the rotating door frames. The non-stop rotation of the rotating door frames causes the iron sliding blocks to intermittently compress telescopic air bags, gas in the telescopic airbags enters a cavity for storage, when the pressure intensity in the cavity reaches a threshold value of a pressure relief valve, the pressure relief valve isopened, so that the gas in the cavity enters the sliding plug cavities through an air inlet cavity, the magnetic sliding plugs are pushed to slide upwards, the cleaning strips are driven to move upwards on the side walls of the rotating door frames, glasses on the rotating door frames are self-cleaned, and the problem of too much dust on the glasses that affects the aesthetics of the revolving door is avoided.

A driven part can be pivotably mounted to the door frame so that, in a starting position, it engages a driving part fixed to the leaf frame in order to fix the position of the door leaf with respect to the door frame. An electromagnetic brake generates a moment to retain the driven part in the starting position when electrical current is supplied, and allows the driven part to pivot from the starting position when electrical current is not supplied. The driven part is held in the starting position when the driven part returns to the starting position and no moment is generated by the electromagnetic brake.

The invention relates to an automatic two-wing revolution door driven by magnetic levitation and arc motor, comprising magnetic bearing and arc motor driving equipment. Permanent-magnet is assembled on outer ring of revolution door and permanent-magnet and electromagnet are assembled on inner ring. By the principle of homopolarity repulsion and heterpolar absorption of magnetic material, revolution partition is suspended by the weight of moving part in magnetic balance two-wing revolution door and the suspension height is adjusted by controlling flux of electromagnet. Electromagnetic torque generated by interaction between primary winding set on the inner ring of arc motor and secondary winding set on the outer ring of arc motor make inner ring and door. Because of global suspension of moving part in revolution door, non-contacting with fixed part, no friction and small driving force the equipment is provided with non-friction, low noise, low energy consuming and simple structure and applied in hotel, cabaret and office building so on widely.

A device of applying repulsion magnetic suspension to support a rotating door includes that permanent magnets with opposite magnetism are set between a hanger frame and a fixed frame to make the door suspend based on the theory of like things repel each other, unlike things attract each other, a permanent magnet is set at the outer plate of the ceiling board and a magnet is opposite magnetic pole is also set at the fixed frame correpsonding to it for preventing thedoor from tilting. Since the door is suspended, no friction is here, the door is easy to be pushed, power source, push bearing, the related driving systems andcontrol system are eliminated.

A revolving door for placement in a facade of a building to provide an entrance and exit to the building, comprising a rotation axis and door leaves mounted on the rotation axis, placed between cylinder segment-like shell elements, wherein the shell elements comprise at least one movable wall segment. The movable wall segment either blocks or gives way to an area between the entrance and the exit.

The invention discloses a revolving door with an automatic dust removal function. The revolving door comprises a cylindrical door frame; the inner wall of the cylindrical door frame is rotationally connected with a rotating shaft; a plurality of revolving door frames are uniformly distributed and fixedly connected to the side wall of the rotating shaft; a sliding plug cavity is formed in the sidewall, close to the rotating shaft, of the revolving door frame; a sliding plug is elastically connected to the top in the sliding plug cavity through a conductive spring; an annular groove is formed in the lower end of the cylindrical door frame; and a driving device for driving the sliding plug to move on the inner wall of the sliding plug cavity is mounted in the annular groove. When the revolving door frame rotates continuously, a magnetic column reciprocates up and down in the annular groove, so that an induction current is generated to the induction coil, the conductive spring contracts after being electrified to drive the sliding plug to move upwards, space under the sliding plug cavity is increased, the pressure intensity is reduced, dust on a floor mat is sucked into dust suction chambers through one-way dust suction holes, the condition that since dust drifts away with movement of people, people inhales excessive dust, and the health of people is endangered is avoided.

The invention relates to the technical field of an automatic door, in particular to an automatic arc-shaped door. The automatic arc-shaped door comprises a top plate, movable door leaves, fixed door leaves and a protective plate, wherein the protective plate is arranged by surrounding the upper edges of the movable door leaves and the fixed door leaves; and the movable door leaves comprise a driving door leaf and a driven door leaf which is driven to be opened and closed by the driving door leaf. The automatic door is further provided with at least one group of rotating arms; one ends of the rotating arms are articulated in the centre of the top plate, and the other ends of the rotating arms are fixedly connected with the upper edges of the movable door leaves. The automatic door is further provided with a drive device and a transmission mechanism for providing and transmitting power so as to enable the movable door leaves to be opened and closed. As the rotating arms replace an overhead rail and are matched with the drive of a ladder-shaped belt to open and close the movable door leaves, so that great potential safety hazards conventionally caused when the overhead rail which suspends a door body is avoided, gliding noise generated between the suspension rail and a suspension member is avoided, and the service life of the automatic arc-shaped door is prolonged; and besides, the automatic door can be provided with a door control system for entrance authorization and recognition so as to realize a safety control function for preventing the following phenomenon, so that the automatic door can be applied to safety management for the access of important sectors.

The invention discloses an automatic revolving door. The automatic revolving door comprises a canopy, a fixed door leaf, a rotary door leaf, a driving device for driving the rotary door leaf to rotate, a plurality of safety sensors, a detecting device and a control device, wherein the safety sensors are used for detecting whether people or objects exist in a preset danger detection area or not, the detecting device is used for detecting the position of the rotary door leaf relative to the fixed door leaf, and the control device is connected with the detecting device and the safety sensors in a communication mode. The invention further discloses an operation method when the automatic revolving door detects danger. According to the automatic revolving door and the operation method when the automatic revolving door detects the danger, the safety sensors are arranged, the corresponding detecting device, the corresponding driving device and the corresponding control device are adopted to control the rotary door leaf to automatically rotate in the reverse direction when the danger is detected, pedestrians clamped by the automatic revolving door can exit timely, and the safety of operation of the automatic revolving door is improved.

Passage barrier (10) having two barrier elements (24, 26) and two shafts (16, 20) which are aligned with one another, are separate from one another and are able to be driven by separate motors (14, 22), wherein one barrier element (24, 26) is held fixedly on each shaft (16, 20) and can be pivoted independently of the other barrier element (26, 24) by driving the corresponding shaft (16, 20).

The invention discloses a rotary door, which comprises two drum-shaped walls opened for passing; a plurality of door wings and a top plate rotating together with the door wings; the top of the first side edge of the door wings is provided with a first rotary axle; the door wings is connected to the top plate near the drum-shaped walls through the first rotary axle by pivots; a lock device is arranged between the second side edge of the door wings and the top plate; the lock device locks the door wings when the rotary door rotates normally; the door wings of the rotary door provided by the invention can rotate around the first rotary axle and open from the center of the rotary door; thereby providing a wide passage for people to evacuating on emergency and also passing huge articles and minibuses.

A revolving door lock having outer walls defining in-between said walls a passageway, comprising at the extremities of the passageway a first revolving door and a second revolving door that embody an entrance and an exit of the door lock, wherein each of the first revolving door and the second revolving door is provided with shell-walls shaped as parts of a cylinder-wall and wherein the revolving doors each have door-wings that are rotatable between said shell-walls such that during rotation extremities of said door-wings are movable adjacent to said shell-walls.

The invention provides a rotating door capable of generating power. Meshing between a bull wheel and a pinion is used as a transmission mechanism; kinetic energy produced by inertia rotation of the rotating door is conducted to a power generator, so that the aim of generating the power is fulfilled; energy saving and emission reduction can be effectively realized; and moreover, the rotating door is simple in structure and convenient to use.

Disclosed is a structure of a window frame used in apartments, detached dwellings, apartment units in a private house, residential/commercial combined buildings, or the like. The structure comprises an upper window frame (8) having at least one recess portion fixedly secured to a concrete casting surface of a ceiling (7), a lower window frame (9) having at least one recess portion secured fixed to a concrete casting surface of floor to be flush with the concrete casting surface of the floor, an interior window (2′) having both ends inserted into the upper and lower window frames to form a “”-shaped cross section, and an exterior window (3′) arranged apart from the interior window at predetermined intervals and having both ends inserted into the upper and lower window frames to form a “”-shaped cross section.

The invention relates to a rotation door which comprises a door frame, a driving device, door leaves, a ground net, a rotation mechanism, a cleaning brush, a door hood, a round rotation plate and a supporting frame. The door leaves are installed on the door frame in a rotation mode. The driving device drives the door leaves to rotate. The ground net is arranged at the bottoms of the door leaves. The rotation mechanism is located below the ground net. The rotation mechanism is fixedly connected with the bottoms of the door leaves. The cleaning brush is installed on the rotation mechanism and rotates together with the door leaves in a synchronous mode. A bristle brush is arranged on the cleaning brush and the tail end of the bristle brush penetrates through the ground net. The door hood is fixed to the door frame and the door hood is cylindrical and provided with two notches corresponding to the door leaves. The rotation plate is provided with a rotation shaft. The supporting frame is fixed to the door frame and located on the top of the door hood. The driving device is installed on the supporting frame and in drive connection with the rotation shaft of the rotation plate. The door leaves are two in number and arc. The top sides of the door leaves are fixedly connected with the edge of the rotation plate. The rotation door is used for driving the underground cleaning brush to rotate through the door leaves, and the soles of shoes are simply and conveniently cleaned as a person stamps on the ground net.

The invention discloses an intelligent science and technology park access control system based on face recognition, belongs to the field of intelligent access control, realizes the integration of a series of services such as a face recognition access control system, body temperature measurement, air temperature reminding, rain gear sharing, taxi calling service, an appearance arrangement mirror and sterilization and virus killing, and solves the safety problem of a first checkpoint in and out of a science and technology park. The system structurally comprises a disinfection system, a detectionsystem and the like, and has the following advantages: through a face recognition AI camera, face recognition registration is carried out on personnel going in and out of the science and technology park, and meanwhile, an infrared thermal imaging technology is started to measure the temperature of a human body; an integrated liquid crystal display screen provides weather forecast conditions on that day and also provides taxi calling service and rain gear sharing service, and face recognition information is directly bound to the taxi calling service and rain gear sharing service information; after passing through the first access control, people enter a revolving door, and a revolving door post is provided with a disinfection device for sterilizing and disinfecting people. Therefore, the access control system is combined with humanized service, and the access control effect of the intelligent science and technology park is achieved.

The invention discloses a safety door to be disposed on a revolving door. The safety door comprises a door body, hanging devices and a rail. Each of the hanging device disposed on the door body comprises a roller rolling on the rail, a first regulating plate connected with the roller, and a second regulating plate connected with the door body; the first regulating plate and the second regulating plate are connected through a vertical adjustment mechanism; the second regulating plate is connected with the door body through a horizontal adjustment mechanism; the vertical adjustment mechanism and the horizontal adjustment mechanism are used to adjust the vertical and horizontal relative positions of the hanging device and the door, respectively. When the safety door is mounted on the revolving door, the vertical and horizontal positions of the door body can be adjusted through the vertical adjustment mechanism and the horizontal adjustment mechanism, adjusting is facilitated, the requirement on the floor is low, and most environments are available. The safety door has the advantages that the structure is simple, the safety door can be directly mounted on the existing revolving door, mounting is facilitated, re-modifying the revolving door is not required and the cost is lowered.