3161results about "Mine lifts" patented technology

A method and a system for emergency evacuation of building occupants and to a method for modernization of an existing building with the evacuation system. The system is used in a multi-story building having a plurality of floors and with at least one elevator positionable at selected landings of the floors. A first device is provided for measuring the number of persons in the building and a second device is provided for detecting an emergency condition in the building. At least one control unit is provided for determining or for estimating a number of building occupants in the building. The control unit defines at least one evacuation zone in the building during the emergency condition. Based on this information, the control unit defines at least one designated floor in the building during the emergency condition. Then the system evacuates the building occupants with the elevator car and / or a stairway from the evacuation zone to the designated floor.

In an elevator installation, an apparatus and a method use a support end connection for fastening a support device to an elevator car, a counterweight and / or a building. The support device has at least one cable or cable strand enclosed by a cable casing and is held in a wedge pocket by a wedge. The cable casing is formed of thermoplastic material or an elastomer and at least one of a region of the wedge or the wedge pocket is provided with a longitudinal wedge groove and a region of the wedge, of the wedge pocket or the cable casing has a reduced coefficient of friction. The support device is preferably a multiple cable.

A device for remote maintenance and monitoring of an elevator installation has at least one input for the detection of first signals from an elevator control and / or from a sensor, at least one output of second signals to a telecommunications network and a processor and a data memory. A set of remote maintenance functions is stored in the data memory and each of these remote maintenance functions is selectively activatable.

An elevator system which an autonomous mobile robot and human user can utilize safely and efficiently. The system has an available area detection unit to detect an available area in a cage, and a riding possibility / impossibility determination unit to determine whether or not the autonomous mobile robot can get on the cage based on information on size and position of the available area detected by the available area detection unit. The autonomous mobile robot gets on the cage only when the riding possibility / impossibility determination unit determines that riding is possible.

An automated data center management system includes one or more equipment racks housing at least one server farm equipment, each of the at least one server farm equipment having a respective attachment point, a spare equipment repository having at least one replacement equipment, and a hardware management robot. The hardware management robot includes a robotic arm having an interface point, the interface point configured to couple to the attachment point. A hardware management controller is communicates with the hardware management robot, the hardware management controller including at least one processor, and non-transitory computer readable media having encoded thereon computer software comprising a set of instructions to receive a service request indicating a server farm equipment needing service, determine a location of the server farm equipment, generate a path to the location of the server farm equipment, and transmit the path to the hardware management robot.

An elevator installation for zonal operation in a building, a method for zonal operation of such an elevator installation and a method for modernization of an existing elevator installation, in which the building is divided into several zones. The elevator installation includes several elevators for the transport of persons / goods in cages. A zone is associated with each elevator. At least one changeover storey for the changing over of persons / goods between cages of different zones is arranged between the zones. At least one elevator comprises at least two cages which are arranged one above the other and which are movable independently of one another at a pair of guide rails.

A method in the installation of an elevator includes arranging a movable platform structure in the bottom end of the elevator hoistway with a temporary hoisting appliance in the elevator hoistway. The movable platform structure is lifted in the elevator hoistway with the temporary hoisting appliance. The final hoisting machine of the final elevator is installed from the platform structure and the final hoisting roping of the elevator is installed. The movable platform structure can be the final elevator car or at least a part of the final elevator car.

In the method according to the invention in the manufacture of an elevator a partially completed elevator is used during the manufacture of the elevator, which elevator comprises a platform that is in the elevator hoistway during the manufacture of the elevator for supporting the elevator car via hoisting roping, and hoisting roping supported by the aforementioned platform and hanging in the elevator hoistway, in which method a lift is performed, in which the aforementioned platform is lifted to extend the operating area of the elevator car below the aforementioned platform to reach to higher in the elevator hoistway. During the lifting of the hoisting roping, the downward-pulling force exerted on the platform is reduced by transferring a part of the roping supported by the platform to be supported by a bracket that is separate from the platform for at least the duration of the lifting of the platform.

A system for security checking or transport of persons by an elevator installation and to a method of operating this system wherein in a person is authenticated by at least one authentication signal. At least one mobile authentication device carried by the person detects an authentication signal of the person and checks it with at least one person reference. In the case of correspondence of the authentication signal and the person reference, at least one identification code is provided. The identification code is detected by a stationary recognition device and assigned to a predefined travel destination or to an input travel destination input at the recognition device by the person.

A method and apparatus for installing elevator car and counterweight guide rails within an elevator hoistway of a building that requires no welding operations to be performed in order to connect the brackets together. The connector brackets of the invention include cooperating support and connector brackets each having a plurality of strategically arranged, indexable connector holes that permit the necessary degree of adjustment of the brackets to properly position the guide rails within the hoistway. Specially configured connector bolts are provided which impart substantial structural integrity to the interconnected bracket and positively preclude shifting of the interconnected brackets even as a result of projected seismic loading.

The invention provides a cable detection robot which is composed of two carts, namely, a driving cart and a driven cart, distributed evenly along the circumferential direction of the cable and connected by a connecting piece. The driving cart is provided with a climbing device, the driven cart with a clamping device and the connecting piece with a deviation prevention device. The climbing device comprises a lithium cell fixed to the body of the cart and a direct current motor fixed to the side of the driving wheel of the body of the cart and the clamping device comprises a pole bracket, one end of which is movably connected with the body of the cart in a swinging manner along the radial direction of the cart, an extension spring and a pulley connected with the pole bracket. The climbing device of the cable detection robot implementing the invention has simple structure and convenient maintenance; power supply by the lithium cell is more suitable for aloft work environment, the application is safer and more reliable and the operation is stable.

The invention discloses a spiral line cable detecting robot which consists of a cart, an upper and a lower supporting hugging devices symmetrically distributed along the cable which are connected together. The robot is characterized in that the active cart is provided with a climbing device and a magnetic absorbing device; two supporting horizontal levers are provided with hugging devices; the climbing device includes a lithium battery fixed in the cart and a DC motor fixed on one side of the driving wheel in the cart; power of the DC motor is supplied by the lithium battery, and the DC motor drives the driving wheel of the cart to rotate by a drive axle, so as to drive the whole robot to spirally climb along a water transmission line of the cable; the hugging devices and the magnetic absorbing device work together to tightly press the driving wheel onto the surface of the cable. The climbing device can rotate for any degree relative to the cart, so as to adapt to the water transmission line with different thread pitch; power supply by the lithium battery is more suitable for the environment of high-altitude operation; the robot is also provided with a descending device, which is safer and more reliable in use. The invention has simple and reasonable structure, is convenient in maintenance, can have high climbing speed, is applicable in detection of the spiral line cable of large cable-stayed bridges as well as lamps and other rod types.

An elevator installation includes an elevator car located in a hoistway and having a floor, and a rear wall extending upward from the floor. A counterweight is located in the hoistway adjacent to the rear wall of the elevator car. An underslung sheave assembly is located generally below the floor and preferably forms a V-shaped configuration that operatively engages the elevator car. A drive machine is mounted in the upper portion of the hoistway, and a drive sheave operatively engages the drive machine and is located above the counterweight, with the drive sheave having a front edge. A deflector sheave is also mounted in the upper part of the hoistway generally below the drive sheave and has a rear edge that vertically overlaps with the front edge of the drive sheave. A first rope and a second rope each have a first end attached to one of a first and a second dead end hitch in the upper portion of the hoistway, with the underslung sheave assembly operatively engaging the first and second ropes to support the elevator car and the counterweight operatively engaging the first and second ropes as the first and second ropes extend from the drive sheave to the counterweight, and with the first and second ropes extending from the underslung sheave assembly around the rear edge of the deflector sheave and the front edge of the drive sheave such that the first and second ropes wrap around the drive sheave greater than 180 degrees.

The invention relates to a rod climbing robot, which includes stepping motors, a circuit board, rollers, rubber bands, a circuit board fixing frame, a supporter, a sleeve, a screw thread connecting rod, a nut, a stationary roller, an elastic switch and a gray scale sensor. The two sides of the supporter are respectively provided with one stepping motor and one roller connected with the stepping motor. Each roller is connected on the supporter through the sleeve. Each roller is entwined by four rubber bands. A switch of the stepping motor is connected with the elastic switch. The elastic switch controls the motors and a small horn to work and also plays the role of controlling the moving direction. The gray scale sensor is arranged below the rod climbing robot. When the robot descends near the ground, the gray scale sensor generates a high-low level change as the beam goes dark; the rod climbing robot generates a speed reduction motion and stops gradually to realize the soft loading of the robot. The invention replaces pneumatic motion or hydraulic motion to supply power improves the working quality and efficiency and greatly improves the safety factors for working high above the ground.

An elevator car operating panel has push buttons corresponding to floors of a building, wherein the push buttons act on switch contacts registering elevator calls, and wherein the push buttons are mounted on the switch contacts.

An elevator car operating panel has push buttons corresponding to floors of a building, wherein the push buttons act on switch contacts registering elevator calls, and wherein the push buttons are mounted on the switch contacts.

The invention discloses a variable counterweight elevator and a variable counterweight hydraulic elevator and is designed for solving the problems of counterweight balance, high energy consumption and the like of the conventional elevator. The variable counterweight elevator comprises a traction electromotor, an elevator box arranged in an elevator well, a pulley block, a counterweight and a traction rope which connects the elevator box and the counterweight and passes through the pulley block, wherein the counterweight consists of at least two counter weight blocks; at least one group of counter weight adjusting manipulators are fixedly arranged in the elevator well; and control instrument input ends of the counter weight adjusting manipulators are connected with a control device which controls the counter weight adjusting manipulators to be clamped with the counter weight blocks. The variable counterweight elevator and the variable counterweight hydraulic elevator can correspondingly change the weight of the counterweight according to the weight of passengers and goods in the elevator box and have low electric power consumption.

A deterioration state of load bearing capacity in an elevator suspension member having a plurality of electrically conductive cords is detected by: providing a multi-phase alternating current circuitry including electrically conductive legs; applying at least one phase of a multi-phase alternating current to at least one of the cords electrically connected to one of the legs; applying at least another phase of the current to at least another cord and at least one resistor electrically connected to at least another leg; measuring an electric indicator current being at least one of a net sum of all phases of the current and an electric bypass current through a neutral wire being connected in parallel to the circuitry, wherein a peak current in each phase is shifted by a phase angle with respect to a peak current in another phase; and determining the deterioration state based on the measured indicator electric current.

A device and a system for the modernization of an elevator installation having at least one elevator and at least one elevator control for controlling the elevator by way of at least one call report. The elevator installation is equipped with a destination call control during preparatory operations for modernization which control includes at least one floor terminal for the input of destination call reports or for the recognition of identification codes of users. The destination call control also includes at least one computing unit for evaluating the destination call reports or for association of destination floors with recognized identification codes. The computing unit issues at least one destination signal and controls the elevator installation by way of at least one device. The device reads the destination signal, converts it into at least one call report and controls an existing elevator control by the call report.

The invention discloses a cage-stabilizing and cage-locking device for a cage of a vertical shaft. The device consists of a first supporting seat (1), an oscillating platform (2), a cage-clipping device (3), a guiding device (4), a second supporting seat (5), an oscillating hydraulic cylinder or air cylinder (6) and a straight push hydraulic cylinder or air cylinder (7). The device is characterized in that: the oscillating platform (2) is hinged with the first supporting seat (1), and the oscillating hydraulic cylinder or air cylinder (6) is hinged with the oscillating platform (2) and the second supporting seat (5) respectively; the straight push hydraulic cylinder or air cylinder (7) is hinged with the cage-clipping device(3) and the first supporting seat (1) respectively; and the guiding device (4) and the second supporting seat (5) are connected by a spring. The cage-stabilizing and cage-locking device of the invention comprises two sets of cage-locking devices symmetrically arranged, and the forward and backward movements of the cage-clipping device are realized by the guiding device (4) and the straight push hydraulic cylinder or air cylinder (7). The device of the inventionhas a simple structure and can be conveniently assembled and tuned; and by using the device, the cage can be locked when assembled or disassembled, so that the cage is prevented from swaying up and down due to elastic change when being assembled and disassembled, and the stable assembly and disassembly of the cage is ensured. The device has the advantages of preventing skid of a wire cable, reducing the elastic deformation of the wire cable, and prolonging life time of the wire cable and the friction lining.

A method for the modernization of an elevator installation having at least one elevator and at least one elevator control for controlling the elevator by way of at least one call report. The elevator installation is equipped with a destination call control during preparatory operations for modernization which control includes at least one floor terminal for the input of destination call reports or for the recognition of identification codes of uses. The destination call control also includes at least one computing unit for evaluating the destination call reports or for association of destination floors with recognized identifications codes. The computing unit issues at least one destination signal and controls the elevator installation by way of at least one device. The device reads the destination signal, converts it into at least one call report and controls an existing elevator control by the call report.

An elevator in which the elevator car is suspended by means of hoisting ropes consisting of a single rope or several parallel ropes, said elevator having a traction sheave which moves the elevator car by means of the hoisting ropes. The elevator has rope portions of the hoisting ropes going upwards and downwards from the elevator car, and the rope portions going upwards from the elevator car are under a first rope tension (T1) which is greater than a second rope tension (T2), which is the rope tension of the rope portions going downwards from the elevator car, and that the elevator comprises a compensating system for keeping the ratio (T1 / T2) between the first and the second rope tensions substantially constant.

In a method in the use of a construction-time elevator, at least two lifts are performed. In each of the lifts, the supporting platform is lifted higher in the elevator hoistway with the hoisting device supported by the support structure so as to extend the operating range of the elevator car to reach higher in the elevator hoistway. A second support structure and a second hoisting device, which are above the support structure, are used between the lifts of the supporting platform, for moving the working platform in the elevator hoistway under construction between the second support structure and the support structure, and for lifting the support structure upwards in the elevator hoistway.

A method and elevator arrangement wherein a roof structure is lifted higher in a hoistway so as to make more room below the roof structure, the roof structure being a movable roof structure, and in that the movable roof structure is lifted in the hoistway taking support for the lift from a second movable support structure mounted in the hoistway above the roof structure.

An all-weather maintenance system for an offshore wind turbine maintenance program includes a maintenance capsule for transporting tools, parts and maintenance personnel to and from respective wind turbine towers, a maintenance vessel with a capsule support apparatus for transporting capsules supported on board by the capsule support apparatus to and from respective wind turbine towers, and a crane assembly with a trolley for transporting capsules between the respective wind turbine towers and the maintenance vessel.

The invention relates to a method in rope condition monitoring of an elevator, in which method at least the following steps are performed: elevator suspension and / or transmission ropes are reeled and packed on a rope storage unit, and thereafter electrical resistance between a first point and a second point of elevator suspension and / or transmission ropes is measured first time, and thereafter a threshold value is determined based on the measurement, and thereafter rope is delivered into an installation site, and thereafter electrical resistance between the first point and the second point of said suspension and / or transmission ropes is measured second time, and thereafter results of said second time measurement are compared with said threshold value, and if said second time measurement meets said threshold value, predetermined actions are carried out. The invention also relates to an arrangement in rope condition monitoring of an elevator.

An apparatus is provided for assisting a user in loading and unloading storage bins and goods to and from the back of a vehicle. The apparatus includes two chain drive supports that are elliptical in shape and positioned vertically and parallel to each other. Two chain drives rotate around sprocket guides attached to the two chain drive supports. Multiple bin carriers are attached on two sides to the two chain drives, and each bin carrier is capable of receiving a storage bin. A support stand that supports the chain drive supports attaches to the vehicle floor via floor mounts. A motor is attached to the support stand and drives a plurality of parallel chain drives, which in turn drive the two chain drives in unison to cause the bin carriers to rotate around each other in an ellipsis.