849 results about "Elevator system" patented technology

According to an aspect, there is provided an elevator system comprising an elevator car (100) configured to move in an elevator shaft (200) comprising at least a bottom landing and an elevator pit (216), and an elevator controller (102) configured to move the elevator car (100) into a predetermined service access level in the elevator shaft (200) in response to a received service access call. The elevator car (100) comprises an at least partially openable service access floor (202) to provide access to the elevator pit (216) through the openable service access floor (202). The service access floor (202) in its opened state is configured to provide a refuge space (218) at least partially inside the elevator car (100) for a person in the elevator pit (216) when the elevator car (100) is at the predetermined service access level (212).

The invention provides an energy management method and device for an elevator energy supply system. The method is executed by a cloud server and a local controller which work cooperatively. A cloud server obtains historical and real-time operation data of an energy supply system, predicts the available output power of a photovoltaic unit and the comprehensive power demand of an elevator load in a first time period in the future, generates an energy scheduling strategy of the first time period through optimization calculation, and issues the energy scheduling strategy to a local controller; the local controller collects the local real-time operation state of the energy supply system, selects the current execution strategy and controls the energy flow path of each unit so as to supply power to the elevator load or recover the regenerated energy of the elevator load. According to the method, the energy-saving economy can be improved, the two free energy sources including photovoltaic power generation and elevator regeneration energy are preferentially utilized to the maximum extent through cloud collaborative scheduling, the energy storage charging and discharging strategy is optimized to make full use of the commercial power peak-valley price difference, and the overall operation electric charge of an elevator system is remarkably reduced.

The invention relates to the technical field of data processing, and discloses a high-rise building elevator partition intelligent distribution method and system and a storage medium. The method comprises the steps that floor people flow data and elevator calling frequency are collected, and a floor weight incidence matrix is constructed in combination with functional attributes; optimizing the partition boundary through a partition boundary game algorithm; load distribution is monitored, the unbalanced state is recognized, and an elevator-partition distribution matrix is constructed; the unbalanced partition pairs are screened to execute boundary floor transfer operation; and scheme verification is carried out based on the reconstruction cost and the energy-saving income constraint, and an elevator partition intelligent distribution scheme is generated. The technical problems that in the prior art, a static partition strategy cannot adapt to dynamic people flow changes, partition loads are unbalanced, and multi-target comprehensive optimization is lacked are solved. And the energy consumption control level and the load balancing performance of the elevator system are improved.

A mounting bracket for mounting to a hoistway door opening of an elevator system includes a transverse support extending in a first direction and two lateral supports connected to and extending away from the transverse support. The transverse support has a floor fixing portion adapted to be fixed to a horizontal surface of the floor landing at the door opening. Each of the lateral supports has a rail fastening portion that extends parallel to the first direction and includes at least one mounting opening for fastening a guide rail for guiding an elevator car.

To prevent breakage of related equipment by detecting catching of an APS cord tape of an absolute position positioning system for detecting an absolute position in an early stage when vibration is applied to a hoistway by an earthquake.SOLUTION: An elevator system includes an object to be detected in which an upper end and a lower end of a long body are fixed along a moving direction of a car in a hoistway of an elevator and absolute position information is continuously set corresponding to a position in the moving direction, a detection device installed in the car and configured to read the absolute position information from the object to be detected, a strain detector configured to detect a strain amount in an extending direction of the object to be detected, an earthquake sensor configured to sense an earthquake in the hoistway and output an earthquake sensing signal, and a control device configured to determine presence or absence of a stuck abnormality of the object to be detected based on the strain amount when an occurrence of an earthquake is determined based on the earthquake sensing signal.SELECTED DRAWING: Figure 4

A device for controlling an elevator system, the elevator system having an elevator shaft delimited by a shaft wall including a wall opening connecting an inner face of the shaft wall to an outer face of the shaft wall, is positioned in the wall opening. The device has a housing receiving a controller for controlling the elevator system, wherein the housing includes a housing opening allowing access to the controller and the housing is rotatably mounted in the wall opening for rotation between a first position and a second position in an operational state of the device. The housing opening is accessible from the outer face of the shaft wall in the first position and from the inner face of the shaft wall in the second position.

An elevator system (1) to be positioned in a hoistway (2). The elevator system includes an elevator car (3), at least one guide rail (4) for guiding the elevator car when moving up and down in the hoistway, and a security device (5) that is designed and arranged in such way that a safety volume (6) above or below the elevator car inside the hoistway can be set in at least one secured state for safe maintenance operation of a mechanic inside the safety volume. The security device comprises at least one first blocking device (7) attached to the at least one guide rail or configured for being mounted to a wall of the hoistway and at least one second blocking device (8) configured to be mounted on or in the elevator car to cooperate with the first blocking device.

A linkage operating device for an elevator system and an elevator system. The linkage operating device includes an operating portion, configured to be operatively engaged with a base at least in a first position or a second position, the operating portion is in the first position during normal operation of the elevator system, and when the operating portion is operated to disengage from the first position, the detection portion generates a first signal to a stop state; and when the operating portion is operated to be in the second position, the detection portion generates a second signal, and when the detection portion detects that a protective device located at a top of the elevator car is in a working position and defines a car roof protection area, the detection portion generates a third signal to enter a maintenance state.

The invention relates to a method for active dynamic braking of an elevator system (100). The method includes detecting (310) a dynamic braking condition, acquiring (320) speed data representative of a speed of the elevator car (102), and activating (340) an active dynamic braking operation for dynamically braking movement of the elevator car if the acquired speed data indicates (330) that the speed of the elevator car reaches a predetermined monitored speed level. The active dynamic braking operation includes operating a motor inverter of an elevator drive unit of an elevator system by switching a high-voltage side switch and a low-voltage side switch of the motor inverter in a controlled manner such that a rotating field is generated in a stator winding of a traction motor, therefore, the rotation of the traction motor is dynamically braked, and the movement of the elevator car is braked. The invention also relates to an elevator drive unit, an elevator system, a computer program and a computer readable storage medium.

An elevator car (6) for moving in a hoistway (4) between a plurality of landings (8a-8d) includes a floor hatch (22) formed at a bottom of the elevator car (6) and allowing a person to access a space (24) in a portion of the hoistway (4) below the elevator car (6) from inside the elevator car (6). The elevator car (6) further includes at least one movable fixing element (34) that is movable between an elevator car fixing position in which it fixes the position of the elevator car (6) in a hoistway (4) at a predefined position above a bottom of the hoistway (4), and a released position, in which it does not fix the position of the elevator car (6) in the hoistway (4).

Systems and methods for hoist elevator system operation are provided. Hoist elevator operation systems and methods operate using a wireless network that may include a plurality of wireless technologies. Hoist elevator operation systems include a floor call station installed on a level or floor of a construction site, as well as a car controller paired to an operator panel and installed in a hoist elevator car. A remote server and a base station may also be provided.

An elevator system (2) includes a hoistway (4) extending between a plurality of landings (8) and an elevator car (6) that is movable in the hoistway (4) between the plurality of landings (8); landing doors (10) provided at the landings (8); and at least one storage cavity (30) provided at at least one of the landings (8) for accommodating a mobile working platform (50), that is configured to be set up in the elevator car (6). The at least one storage cavity (30) is formed in a wall (24) of the hoistway (4) and / or in a landing door frame (26) provided at the respective landing (8).

The invention discloses an elevator system which comprises a lifting channel, a lift car, a counterweight, a driving device, a traction rope and a control device, the traction ratio of the traction rope on the lift car side of the elevator system is M, the traction ratio of the traction rope on the counterweight side of the elevator system is N, and M is smaller than N. According to the invention, the application of environment-friendly and energy-saving materials in the elevator can be greatly improved, and the counterweight filler can be basically made of regenerated environment-friendly materials. The national green and low-carbon requirements are met, and the elevator cost is effectively reduced; the problem that protruding beams exist in the top space or the bottom pit of a building is effectively solved, and the civil engineering coping capacity of the elevator is further improved.

Disclosed is an elevator system, having: a car mover for moving an elevator car along a drive track in a hoistway, the car mover having: motor controlled wheels, wherein the car mover is configured to control the motor controlled wheels to move along the drive track; and a parking brake, operationally connected to the car mover and / or elevator car and operationally separate from the motor controlled wheels, wherein the car mover is configured to control the parking brake to move between a deployed state and a retracted state, wherein in the deployed state, the parking brake engages the drive track at a location that is spaced apart from the motor controlled wheels to park the car mover and / or elevator car along the hoistway, and in the retracted state, the parking brake is spaced apart from the drive track.

The utility model discloses a traction lifting type unmanned aerial vehicle cargo unloading system, which relates to the technical field of unmanned aerial vehicle unloading and comprises a traction machine and a lift car which are connected with each other. According to the unmanned aerial vehicle unloading landing platform, the unmanned aerial vehicle carries goods to land on the unmanned aerial vehicle unloading landing platform, and the lift car is driven by the traction machine installed in the elevator shaft to reach the roof; the unloading opening is opened, the unmanned aerial vehicle unloads goods, the goods enter the lift car for storage through the second roller, the traction machine is started to drive the goods to move to the corresponding floor, then the pushing mechanism pushes the goods out and enters the storage mechanism on the elevator hall, and therefore the unmanned aerial vehicle unloads the storage mechanisms on different floors. The three functions of unmanned aerial vehicle take-off and landing, cargo conveying and cargo extracting are integrally achieved through a novel elevator system. An original building elevator shaft can be directly used for transformation, a novel elevator with a cargo transfer layer is replaced, and unmanned aerial vehicle logistics cargo distribution is carried out on the basis that the requirement for carrying people through an original elevator is met.

An elevator health assessment method based on a time sequence knowledge graph and deep learning belongs to the field of elevator system health management, and comprises the following steps: firstly, constructing and dynamically updating an elevator fault time sequence knowledge graph, collecting structured operation data and unstructured maintenance texts of an elevator, preprocessing, respectively extracting entities and relationships, and calculating the elevator fault time sequence knowledge graph; constructing a tetrad time sequence knowledge graph fused with time information in the graph database; secondly, based on a time sequence knowledge graph, precise evaluation of the elevator health state is achieved, a time sequence DistMult method is adopted for carrying out embedded representation on the graph, and a vector sequence fused with time-space information is generated; time sequence dependence features are extracted through a bidirectional gating circulation unit, and key degradation information and feature dimensions are dynamically focused in combination with a time step attention and channel attention mechanism; and finally, designing a residual multi-layer perceptron classifier to perform health level classification on the fusion features, introducing an increment fine tuning mechanism, and outputting probability evaluation results of each health level of the elevator. The accuracy is improved.

An elevator car ceiling system, an elevator car and an elevator system. The elevator car ceiling system includes a ceiling panel, arranged below a car roof of an elevator car and having a normal state and a folded state, the ceiling panel includes a first panel and a second panel connected to each other, and the first panel and the second panel are folded in the folded state to provide an opening to the car roof; and an operating device, arranged inside the elevator car and connected to the ceiling panel, the operating device is configured for operating to cause the ceiling panel to enter the folded state from the normal state, or to return to the normal state from the folded state.

The invention discloses an elevator system without a machine room. The elevator system comprises a lift car, a counterweight, a driving device, a traction rope and a control device which are arranged in a lifting channel, the lift car is connected with the counterweight through a traction rope; under the control of the control device, the driving device drives the traction rope to drive the lift car to vertically move along the lifting channel in a traction mode, and meanwhile the counterweight vertically moves along the lifting channel and reversely moves relative to the lift car. The traction ratio of a car side traction rope of the elevator system without the machine room is M, the traction ratio of a counterweight side traction rope is N, and M is larger than or equal to 2 and smaller than N. The counterweight filler disclosed by the invention can be completely made of regenerated environment-friendly materials basically, so that the national green and low-carbon requirements are met, and the elevator cost is effectively reduced; the problem that protruding beams exist in the top space or the bottom pit of a building is effectively solved, and the civil engineering coping capacity of the elevator is further improved; the problems that the installation position of a driving device of an elevator without a machine room is close to a lifting channel top plate, hoisting is difficult, and maintenance and overhaul are not easy to approach are effectively solved.

An elevator system having: a hoistway; an elevator car movable within the hoistway; a controller operationally coupled to the elevator car; a counterweight coupled to the elevator car and movable within the hoistway; and an approaching-hazard-warning-system that has: a warning system controller; a range finding sensor, operationally coupled to the warning system controller, and mounted to one of the elevator car, the counterweight and the hoistway wall, wherein, while operating in an inspection mode, the warning system controller is configured to receive sensor data from the range finding sensor, detect when a distance between the elevator car and the counterweight is less than a stop distance while the elevator car and the counterweight are moving toward each other, and execute a first responsive action including one or more of slowing the elevator car by communicating with the car controller, stopping the elevator car and sounding a first audible alert.

According to an aspect, there is provided an elevator parking brake comprising brake pads configured to provide a braking force against a guide rail in a loading and unloading situation of an elevator car; and at least one sensor. The elevator parking brake is configured to allow a predetermined amount of movement within the elevator parking brake in the loading and unloading situation of the elevator car, and the at least one sensor is configured to provide at least one indication associated with the movement within the elevator parking brake in the loading and unloading situation of the elevator car.

An elevator system has an elevator controller system to control movement of an elevator car between a predetermined number of floors of a building, and an elevator operating panel communicatively coupled via a multicore cable to the elevator controller system. The elevator operating panel includes at least one push-button having an open state and a closed state, wherein the push-button is configured to close in the closed state a wire loop of the multicore cable, and wherein the push-button is configured to be in the closed state when a user presses the push-button to enter an elevator call. In addition, the elevator system includes an ancillary operating panel arranged next to the elevator operating panel and having a proximity sensor for touchless entry of an elevator call.

The invention provides a one-way action speed limiter, an elevator system and a one-way speed limiting control method of the elevator system, and relates to the technical field of elevators. The one-way action speed limiter comprises a rope wheel, a main shaft, a selection transmission device, a centrifugal device, a lock hook device and a brake trigger device. The rope wheel and the centrifugal device are installed on the main shaft, and the rope wheel is used for winding a steel wire rope connected with an elevator car. One-way selection transmission from the rope wheel to the centrifugal device through the main shaft is achieved through the selection transmission device, one end of the lock hook device is connected to the brake trigger device, the other end of the lock hook device is matched with the centrifugal device, and the brake trigger device is released when the centrifugal device is enough to drive the lock hook device to unlock at the one-way operation speed. Therefore, the one-way speed limiting function can be achieved, and the method is particularly suitable for ascending and descending differentiated speed limiting of an elevator system.

The invention relates to a method for providing user guidance in a building. The method comprises: receiving (310) user voice input from an input device (212) of a user interface unit (210), applying at least one artificial intelligence (AI) model (526) for determining (320) a user destination from the voice input and determining (330) a guidance action for guiding the user (140) to the user destination based on building related data, and generating (340) at least one guidance command to at least one output device (214a, 214b) of the user interface unit (210) to provide guidance for the user (140) in accordance with the guidance action. The invention relates also to a processing system (220), a user guidance system (200), an elevator system (100), a computer program product (525), and a computer-readable medium for providing user guidance in a building.

According to one aspect, there is provided an elevator system device comprising at least one processor and at least one memory storing instructions that, when executed by the at least one processor, cause the elevator system device to at least perform: receiving hash information associated with at least one disabling permission from a network device, the permission allows one or more maintenance activities associated with the elevator to be performed; storing the hash information; receiving a connection request from an elevator maintenance device, the connection request including permission information; generating permission hash information based on permission information in the connection request; comparing the generated permission hash information with the stored hash information; and determining whether to accept the connection request based on the comparison.

An elevator system having a vertical elevator shaft (7), in which an elevator car (2) can be moved up and down, comprises guide rails (5), which are formed by cross-sectionally T-shaped profiles, for guiding the elevator car (2), wherein a receptacle (30) created by a lug (32) for receiving the rail foot (12) at the edge is provided on one side for fixing the guide rails (5) in the respective mounting bracket (10). On the opposite side, the guide rails (5) are fastened to the mounting bracket (4) by means of a rail clamp (20). Furthermore, rails (6, 6') for guiding counterweights (3, 3') are mounted on the mounting bracket (10). In each case one rail (6), which serves for guiding a respective counterweight (3), is designed as a sheet-metal part and has two spring-forming longitudinal guides (13, 14) arranged in alignment.

The invention relates to electromechanical safety actuation of an elevator regulator. The elevator system regulator includes a traction pulley having an engagement surface and a cable wound around the traction pulley, the traction pulley configured to travel along the cable. The electromechanical locking mechanism is configured to selectively engage the traction pulley to cause operation of a safety brake of the elevator system. The locking mechanism includes a hub assembly having an inner engaging hub and an outer engaging hub. The inner hub has an actuator connector connectable to a safety link, and the outer hub has an engagement surface for selective engagement with an engagement surface of a traction pulley. The actuator is configured to selectively apply a force to the outer engaging hub to engage the outer engaging hub such that the engaging surface of the outer engaging hub and the engaging surface of the traction pulley engage and cause rotation of the inner engaging hub.

The invention relates to an elevator system with a combined LiDAR and visible light sensor guide, in particular to a sensor having a housing extending from a front portion to a rear portion wherein the front portion has a transparent cover glass; an infrared (IR) beam emitter within the housing that emits a first beam along a first path; a visible light beam emitter within the housing that emits a second light beam along a second path that is not consistent with the first path; and a beam guide within the housing that engages the first and second beams such that the first and second beams are coaxial or parallel and exit the front of the housing.

The invention provides a portable terminal, a storage medium and an elevator system, which can improve the convenience of a user. The portable terminal is a terminal capable of communicating with a management device that transmits a call including a departure floor to a control device of a group corresponding to a call request when the call request is received, and is provided with: a registration unit that accepts, from a user, registration of a building in which the group is provided; an acquisition unit that, when the registration unit accepts the registration of the building, acquires beacon information that is information associated with the building and includes an identifier of a beacon provided at a landing of the building; a specifying unit that specifies the group corresponding to the beacon and the floor of the building on the basis of the beacon information when the radio waves coming from the beacon are detected; and a call unit that transmits, to a management device, a call request that is associated with the group specified by the specification unit and that includes the building specified by the specification unit as a departure floor.

To provide an elevator system capable of preventing users from being pulled in. [Solution] An elevator system according to one embodiment includes a camera that photographs users inside the car, a setting means that sets multiple detection areas on the photographed image to detect users near the car door, a detection means that detects users from the multiple detection areas, an identification means that, when a user is detected by the detection means, identifies a pull-in risk value that indicates the risk of the user being pulled into the car door, a determination means that compares the identified pull-in risk value with a risk threshold that is preset for the detection area in which the user detected by the detection means is located, and determines whether the user is at risk of being pulled into the car door, and a control means that, when the determination means determines that there is a risk of the user being pulled in, announces to the user inside the car that there is a risk of the user being pulled in.

A counterweight (1) for an elevator system (10). The counterweight (1) includes several stacked weight components (2), and a holding device (3) for holding the weight components (2) relative to each other. The holding device (3) has at least one fastening rod (4) penetrating at least one of the weight components (2) and fastening the weight components (2) relative to each other.