1940results about "Mine lifts" patented technology

The invention comprises a method and a system for conveying a mobile robot in an elevator involving the monitoring of elevator operating components and of persons surrounding the elevator and operating the elevator by selecting a floor to which the mobile robot is to move. In one aspect an inertial sensor is used to learn or determine the number of floors. The robot may also have methods implemented to assess the floor space inside the elevator or to position itself in front of the elevator in such a way that it can, for example, monitor the operation of elevator operating components without being perceived as an obstacle from the elevator users' perspective.

A prefabricated modular stairwell and elevator shaft system is described. The system can include an end panel, a first side panel, a second elevator shaft panel, a second side panel, and a first elevator shaft panel. The prefabricated modular stairwell and elevator shaft system can also include stairwell components (including one or more treads, one or more landings, and one or more handrails), one or more counterweight rails, one or more counterweight brackets, a stairwell door, and a stairwell door frame.

A method for determining a torque scaling factor for an elevator motion control system (10) connected to and configured to operate an elevator motor (302). The method comprises performing (110) a test run of an elevator car (310) in an elevator shaft (340) of an elevator system (300) by utilizing the elevator motion control system (10) and the elevator motor (302), wherein the test run comprises a constant speed portion (21) into a first direction and a constant speed portion (22) into an opposite second direction, determining (120), average values of torque references used in the elevator motion control system (10) during the constant speed portions (21, 22), determining (130), average motor mechanical power values of the elevator motor (302) during the constant speed portions (21, 22), and determining (140), the torque scaling factor based on the determined average torque references, the determined average motor mechanical power values, and a speed (VTEST) during the constant speed portions (21, 22).

A utility wall is provided for a multi-story building having load bearing walls that are able to withstand vertical loads and lateral loads. The building may be a low-rise building or a mid-rise building. The utility wall, as well as the load bearing walls, floor-ceiling panels, corridor panels, and other parts of the building, are pre-manufactured off-site and then installed on-site at the site of the building. The utility walls are hung from the load bearing walls and provide utilities to the various stories of the building.

The invention discloses an ultra-deep well winding and lifting deflection angle self-adaption head sheave system which comprises a head sheave, a swing platform, a constraint platform, a swing mechanism, an angle adjusting mechanism, a detection feedback device and an adjusting module. The whole system is erected on a shaft tower platform; the center of the slewing mechanism is provided with a hole for the steel wire rope to penetrate; the swinging platform is arranged on the constraint platform and swings on the constraint platform by taking the slewing mechanism as a circle center; the head sheave is erected on the swing platform, a rope groove of the head sheave is arranged in the radial direction, and the head sheave swings along with the swing platform. The angle adjusting mechanism is connected with the swinging platform; a steel wire rope is led out from the winding drum, passes through a rope groove in the head sheave and then penetrates through a hole in the slewing mechanism to be connected with a hoisting container; the detection feedback device is used for acquiring steel wire rope related data; the adjusting module is used for adjusting the swing amplitude and frequency of the swing platform according to the feedback information. The function of real-time angle adjustment is achieved, friction between the head sheave and the steel wire is avoided, and the stability and safety of the system are improved.

The utility model discloses a construction hoist triple folding type linkage landing door which comprises a suspension cage, a suspension cage door is arranged at the front end of the suspension cage, a protective door is arranged between the suspension cage and the suspension cage door, the protective door comprises a door frame, an upper layer door, a middle layer door and a lower layer door, the door frame is arranged on the suspension cage, and the lower layer door is arranged on the upper layer door. The upper layer door, the middle layer door and the lower layer door are connected through connecting assemblies, a power assembly driving the three layer doors to be opened and closed is arranged on the cage door, and a limiting switch is arranged at the bottom of the door frame. According to the utility model, the connecting assembly is arranged between the protective door and the cage door, and the linkage mechanism of the landing doors and the cage door ensures that the cage can be started or operated only under the condition that all the landing doors are completely closed and locked, so that the risk of accidental opening is reduced; meanwhile, the limiting switch is arranged at the lower end of the door frame, the state of the landing door is monitored in real time, it is ensured that the cage cannot be started when the landing door is not completely closed, and safety is further improved.

The invention relates to the technical field of elevator guide rail supports, and discloses an elevator guide rail support distance adjusting device which comprises an adjusting unit, a positioning unit and an extruding unit which are installed on the wall of an elevator shaft. The positioning unit is used for controlling the distance adjustment size, so that the guide rail support is adjusted more accurately, after adjustment is completed, the swing arm is extruded by the protruding block at the moment, then the swing arm rotates through the extrusion effect, the push plate at the tail end of the swing arm is rotated to the guide rail support, and in the rotating process, the push plate is pushed to the guide rail support. The inserting rods on the surfaces of the swing arms make contact with and extrude the side walls of the L-shaped plates, along with continuous movement, the inserting rods slide along the swing arms finally, the extrusion rods are pushed to slide and slide along the extrusion grooves finally, the extrusion rods extrude the guide rail supports finally, the guide rail supports move towards the wall of the elevator shaft and are attached to the wall of the elevator shaft, and later installation is facilitated. And after the guide rail bracket is mounted, the purpose of automatically finishing the fitting operation is achieved, so that the operation is more convenient.

A braking apparatus for braking a movable elevator car of an elevator system and for measuring load changes produced in the elevator car has at least one, preferably two, brakes for braking the elevator car relative to a stationary component of the elevator system. The braking apparatus includes a brake holding arrangement for holding the brake(s) on the elevator car, a load measuring device having a force transmission element for measuring a force acting on the force transmission element, and a load measuring device holding arrangement for holding the load measuring device on the elevator car.

Embodiments of the present disclosure relate to a method and a device for installing elevator guide rails. The method comprises: measuring a shaft (20) using a measuring device (800) from a movable transport platform (500), thereby determining the shape of the shaft and the positions of fastening points for guide rails (25) based on the information received in the measuring phase; before installing the guide rails, attaching fastening brackets (50) to the guide rail elements and adjusting the fastening brackets based on the measurement results so that the guide rail elements provided with the fastening brackets can be lifted in the shaft and can be attached to the fastening points without further adjusting the fastening brackets.

The present invention discloses an elevator installation guidance method and system, which relates to the field of elevator installation technology, including: scanning the internal structure of the elevator shaft through a laser rangefinder to obtain three-dimensional point cloud data, and synchronously collecting image data of the inner surface of the shaft through a structured light camera; fusing the laser rangefinder data with the image data to generate a three-dimensional environmental model including shaft dimensions, structural layout and environmental characteristics; applying an image recognition algorithm to analyze the generated three-dimensional environmental model, identifying and marking elevator guide rail fixing points, car positioning points, counterweight installation points, door machine installation points and control system installation points; based on the marked points, using a path planning algorithm to generate the installation sequence and installation path of the elevator guide rails to guide the installation of elevator components. The elevator installation guidance method and system provided by the present invention can accurately obtain the actual spatial layout of the elevator shaft, effectively eliminate the errors existing in traditional manual measurement, and ensure the precise positioning of the elevator installation points.

The invention provides a real-time same-frequency resonance monitoring device for the surface damage state of a mining hoisting steel wire rope, and belongs to the technical field of mining machinery safety monitoring. The technical problem that in the prior art, under the condition that a steel wire rope swings left and right, a high-definition camera device is out of focus, and images are not clear is solved. According to the technical scheme, the device comprises a controller and a supporting frame arranged at a mine opening, a mounting adjusting frame is arranged on the supporting frame, a plurality of distance fixing mechanisms are arranged on the mounting adjusting frame at equal intervals, each distance fixing mechanism comprises a plurality of branch mechanisms, and each branch mechanism is provided with a high-definition camera and an arc-shaped limiting plate; the device has the beneficial effects that the branch mechanism is arranged, the high-definition camera is installed on the branch mechanism, the branch mechanism, the high-definition camera and the steel wire rope move synchronously, it is guaranteed that the distance between the high-definition camera and the steel wire rope is kept fixed, the rope limiting effect is good, and the rope limiting effect is good. And the picture definition is further ensured.

An elevator system is configured to be capable of accepting an internal call made by a user operating an elevator operating panel and an external call made from an external apparatus using a communication network. The elevator system is provided with a processor that assigns a car to be an arranged-car candidate to an internal call or an external call from among one or more cars. The processor is configured to, when an external call is accepted, execute an operation condition judgment process for judging whether each of the one or more cars is in an operating state or in a non-operating state and an external call assignment process for preferentially assigning a car in the non-operating state as the arranged-car candidate over a car in the operating state.

The invention discloses a mining elevator, and relates to the technical field of mining transportation equipment, the mining elevator comprises a guide rail and a car erected on the outer side of the guide rail, and protection mechanisms for carrying out anti-falling protection on workers are symmetrically arranged at the ends of the car; a bridging mechanism erected between the lift car and the mine platform is arranged at the bottom of the protection mechanism. An emergency stop mechanism used for emergency locking is arranged between the guide rail and the lift car. When the protection mechanism is folded, the bridging mechanism can be driven to be put between the lift car and the mine platform, so that workers and goods can enter the lift car conveniently, and when the protection mechanism stretches, the bridging mechanism can be driven to be turned over for shielding, so that the workers in the lift car are protected, and the safety of the workers is improved. And when the lift car falls rapidly due to an accident, the emergency stop mechanism can lock the lift car. The mine elevator disclosed by the invention has the effects of high stability and high safety.

A safety brake system for use in a conveyance system. The safety brake system includes a guide rail and a conveyance component moveable along the guide rail. The safety brake system includes: a safety brake moveable between a non-braking position where the safety brake is not in engagement with the guide rail and a braking position where the safety brake is engaged with the guide rail; a linkage mechanism; and an actuator for the safety brake. The actuator is configured to be mounted to the conveyance component. The actuator includes an electromagnet switchable between a first state and a second state; and an actuation component configured to move relative to the electromagnet from a first position when the electromagnet is in the first state to a second position when the electromagnet is in the second state.

The invention discloses a mine hoisting system steel wire rope monitoring method based on AI vision. The method comprises the specific steps that S1, an image sequence is collected; s2, extracting vibration displacement of the steel wire rope; s3, determining a vibration fundamental frequency; s4, calculating the tension of the steel wire rope; and S5, monitoring data output and intelligent diagnosis. According to the method, nonlinear interference and error accumulation of a traditional indirect measurement method are avoided fundamentally; sub-pixel displacement analysis and time sequence filtering are combined, and the dynamic measurement precision can be within + / -2%; single-rope independent monitoring is realized, and the technical blank of the industry is filled; unique intelligent diagnosis capability is provided, and the leap of safety management quality is realized; and full-period dynamic monitoring is realized, and complete data support is provided.

A structure 10 for constructing an elevator shaft is provided. The structure includes a first column 20 to withstand stress. The first column is constructed by coupling a first groove 30 to ‘L’ shaped sections 40. The ‘L’ shaped sections are interconnected by a semicircular section 50 forming at least one slot 60 at a junction of coupling between the ‘L’ shaped sections and the semi-circular section. The structure includes a second column 70 to provide reinforcement to the first column. The structure includes a base plate 140 including projections to secure the second column to the base plate via fasteners. The structure includes beams including a corresponding third groove 170 and a corresponding fourth groove 180. The corresponding third groove and the corresponding fourth groove are to receive a corresponding covering plate 190 and a corresponding right angled section 200 respectively to mount a corresponding sheet 210.

The utility model discloses an anti-disengagement elevator counterweight filler which comprises a bottom frame, limiting rods are fixed at two ends of the bottom frame, a counterweight assembly is arranged on the bottom frame and comprises a counterweight block, connecting blocks are fixed at two ends of the counterweight block, the connecting blocks are movably arranged on the limiting rods in a sleeved mode, and quick release structures are arranged on the connecting blocks. The connecting block is provided with a moving groove which penetrates through one side and allows the limiting rod to move, the quick release structure comprises a locking plate which is fixedly connected with the connecting block, a blocking block which is fixed to the locking plate is arranged in the moving groove and abuts against the limiting rod, and a top frame which is connected with the bottom frame in an assembling mode is arranged above the counterweight assembly. According to the utility model, through the arrangement of the quick release structure, when the counterweight assembly positioned in the middle is damaged, the counterweight assembly positioned above the damaged counterweight assembly does not need to be taken down from the limiting rod, and the damaged counterweight assembly can be directly taken down from the limiting rod, so that the disassembly steps are simplified, the time and labor are saved, and the maintenance is convenient.

A platform for an elevator system in a building that is under construction, the building having an elevator shaft that becomes taller as the building height increases over the course of the building phase of the building, includes a pneumatically activated seal for sealing a gap between platform and the walls of the elevator shaft. The seal is configured as a circumferential seal attached to the platform. A compressed air source in the form of a compressor is arranged on the platform to operate the pneumatically activated seal.

The invention relates to the field of industrial automatic control systems, and discloses a mine hoisting cage positioning information and emergency plan linkage control system, which comprises a conventional dynamic control unit and an absolute safety anchor point unit, the anchor point unit latches a continuous positioning value of a conventional unit when a binary anchor point sensor is triggered, and the absolute safety anchor point unit locks the continuous positioning value of the conventional unit when the binary anchor point sensor is triggered. The method comprises the following steps of: acquiring a theoretical reference value, comparing the theoretical reference value with the theoretical reference value to generate a drift calibration value, sending the drift calibration value to a conventional unit, and correcting a positioning reference by the conventional unit by using the drift calibration value. The online self-calibration of a control system is realized by using a safety anchor point, so that the safety unit is converted into an active calibrator; the accumulated drift of the high-precision sensor can be avoided during operation.

A lifting device for lifting a payload within an elevator shaft in a controllable manner has a platform to be fixed in the elevator shaft, a holding device to be fixed to the payload, a lifting cable attached to the holding device, a securing cable secured to the holding device (such as, for example, a pulling device secured to the platform), and a catching device secured to the platform. The pulling device actively and controllably displaces the lifting cable relative to the platform. The lifting device displaces the securing cable in the event of a relative movement between the holding device and the platform such that the securing cable remains tensioned. The securing cable and the catching device are configured such that the catching device blocks a further relative movement between the securing cable and the catching device in the event that the lifting cable fails.

The invention belongs to the technical field of added elevators, and discloses a fast-assembly type added elevator steel structure main body and a preparation and assembly method thereof, and the fast-assembly type added elevator steel structure main body comprises a hoistway, a door frame and a corridor. The hoistway is composed of four vertical stand columns and a plurality of transverse beams, the ends of the beams are connected with the connecting faces of the stand columns through connecting pieces, each connecting piece comprises a pair of triangular pieces formed by three steel plates perpendicular to one another, a first plate is connected with the stand columns, a second plate is connected with the beams, and a third plate is an inclined strut reinforcing rib. The door frame comprises door head steel beams between the front stand columns, sill steel beams and landing door stand columns between the sill steel beams, the corridor is connected with the outer sides of the sill steel beams, and through holes in the ends of the edge beams are matched with kidney-shaped holes of the mounting bases to adjust the position. The square pipe joints of the front stand column and the rear stand column are staggered in position. The device is fast to install, stable in structure, convenient to adjust, convenient to overhaul and maintain and suitable for the elevator adding project of the existing building.

The invention discloses an elevator with a safety early warning function, and relates to the technical field of elevators, the elevator comprises an elevator main body, connecting frames are fixedly connected to the top and the bottom of the elevator main body, an alarm mechanism is fixedly connected to one side of each connecting frame, and a traction frame is fixedly connected to one side of each connecting frame; the alarm mechanisms and the steel wire ropes are arranged at the top end and the bottom end of the elevator body, the steel wire ropes are in a straightened state under the action of internal components of the alarm mechanisms, and if the elevator body moves upwards or downwards and encounters an extending obstacle, the steel wire ropes abut against the obstacle along with movement of the elevator, so that the steel wire ropes are pressed downwards; according to the elevator, the elevator main body is driven by the motor, then the alarm mechanism is pulled and driven, so that an alarm is triggered, surrounding workers are warned, the workers can control the elevator main body in time, the elevator main body is prevented from being scratched by an extending obstacle during operation, and the safety of the elevator is improved.

The invention relates to the technical field of shaft lifting system control, and discloses a shaft lifting system and method based on intelligent control. According to the system, an acquisition module collects an operation table signal and an acousto-optic annunciator state to obtain an operation instruction and equipment state data; the marking module adds a timestamp and constructs an intrinsic safety type distributed control topological structure; the input module sends the state data to the sensor network to identify the lifting state; the implementation module establishes a dependency graph to realize a horizontal forwarding locking function; the matching module performs feature extraction and fault identification; and the association module analyzes and processes the strategy and the process record, and outputs a parameter optimization value and a locking logic adjustment scheme. According to the application, the distributed control network is constructed, state analysis is realized in combination with the node link sensor network, and continuous improvement of system performance is realized through data-driven fault diagnosis and parameter optimization, so that the safety, reliability and operation efficiency of the mine hoisting system are remarkably improved.

A modular elevator system has a pit module, one or more shaft modules that are attachable to the pit module and / or to an adjacent shaft module, and a cap module that is attachable to an uppermost shaft module. The pit module, the shaft modules, and the cap module are each pre-fabricated and transported to a site at which a building is under construction for assembly top of the pit module, the remaining shaft modules are secured sequentially on top of each other, and the cap module is secured on top of the uppermost shaft module.

In the present invention, for an elevator, a marker having identification information corresponding to each of the elevator halls on a plurality of floors is disposed at each of the elevator halls on the plurality of floors at a position that can be visually recognized from inside the car while the elevator door is open and that cannot be visually recognized from inside the car while the elevator door is closed. This door state determination device acquires an in-car image captured by a camera installed on a mobile object that can get on and off the elevator, determines the door open / closed state of the elevator door according to whether an image of the marker is included in the in-car image, extracts identification information from the marker when an image of the marker is included in the in-car image, and determines the floor on which the elevator door is open on the basis of the identification information.

The utility model discloses a high-strength shock-absorbing elevator counterweight frame, which relates to the technical field of elevator counterweights, including a counterweight frame, a mounting frame is provided at the upper end of the counterweight frame, a traction disc is provided at the upper end of the mounting frame, a plurality of groups of pressure rods are provided on the inner side of the counterweight frame, and the sides of the plurality of groups of pressure rods are provided with limiting nuts, the limiting nuts are located on the outer surface of the upper end of the counterweight frame, and a pressure plate is provided at the lower end of the plurality of groups of pressure rods. The utility model discloses a high-strength shock-absorbing elevator counterweight frame, which can compress the concrete counterweight block by providing pressure rods and pressure plates, and the pressure plate will not be easily loosened by providing the limiting nuts, so that the concrete counterweight block is compressed, which is not only simple and convenient to operate, but also by providing a plurality of groups of pressure rods, so that the compression effect will not be easily reduced due to the loosening of a single pressure rod, and the vibration and noise caused by the collision between the concrete counterweight blocks are reduced, thereby improving the service life.

The present invention discloses a shaft type vertical lifting gravity energy storage system, including a hillside, the hillside includes a mountain top, a mountainside and a mountain bottom connected in sequence, the mountain top is provided with a top cargo area, the mountain bottom is provided with a bottom cargo area, the mountainside is provided with a shaft, the bottom end of the shaft is provided with a tunnel, the shaft is connected with the tunnel, the top of the shaft is provided with a lifting frame, the lifting frame is provided with a reel device and a master control system, the reel device is connected with a generator and an electric integrated machine, the generator and electric integrated machine is connected with a super capacitor, the top cargo area and the bottom cargo area are both provided with an RGV trolley, the RGV trolley is provided with a gravity block, the super capacitor is respectively connected with the reel device and the RGV trolley, and the master control system is respectively connected with the reel device, the generator and electric integrated machine, the super capacitor, and the RGV trolley. The shaft and tunnel of the present invention are concealed projects, which realize the connection between the top cargo area and the bottom cargo area, do not destroy the natural environment of the mountain, do not affect the visual landscape of the mountain, and create economic value.