EP2288564A2 - Ascenseur et procédé de maintenance d'un ascenseur de ce type - Google Patents

Ascenseur et procédé de maintenance d'un ascenseur de ce type

Info

Publication number
EP2288564A2
EP2288564A2 EP09761812A EP09761812A EP2288564A2 EP 2288564 A2 EP2288564 A2 EP 2288564A2 EP 09761812 A EP09761812 A EP 09761812A EP 09761812 A EP09761812 A EP 09761812A EP 2288564 A2 EP2288564 A2 EP 2288564A2
Authority
EP
European Patent Office
Prior art keywords
door
car
acceleration sensor
communication module
cabin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP09761812A
Other languages
German (de)
English (en)
Inventor
Adrian Bünter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inventio AG
Original Assignee
Inventio AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Inventio AG filed Critical Inventio AG
Priority to EP09761812A priority Critical patent/EP2288564A2/fr
Priority claimed from PCT/EP2009/057380 external-priority patent/WO2009150251A2/fr
Publication of EP2288564A2 publication Critical patent/EP2288564A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/14—Control systems or devices
    • B66B13/143—Control systems or devices electrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0006—Monitoring devices or performance analysers
    • B66B5/0018—Devices monitoring the operating condition of the elevator system
    • B66B5/0025—Devices monitoring the operating condition of the elevator system for maintenance or repair
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B19/00—Mining-hoist operation
    • B66B19/007—Mining-hoist operation method for modernisation of elevators

Definitions

  • the invention relates to an elevator installation and a method for the maintenance of such an elevator installation according to the preamble of the independent claims.
  • EP1415947A1 describes an apparatus and a method for the remote maintenance of an elevator installation, which apparatus is installed on the elevator installation and receives first signals from a sensor of the elevator installation, for example from an acceleration sensor. The device converts received first signals into second signals and forwards these second signals via a telecommunication network to a remote maintenance center for evaluation.
  • WO2007020322A1 describes a further apparatus and a method for positioning an elevator installation, in which a first acceleration sensor is mounted on a cabin and another acceleration sensor on a car door, which enables independent detection of accelerations of the cabin and accelerations of the car door, from which detected accelerations a position of the cabin and the car door is determined by double integration.
  • the present invention has as its object to further develop these devices and these methods.
  • the elevator installation has at least one door and at least one acceleration sensor;
  • the door is one Cabin door and / or a storey door;
  • the accelerometer is mounted on the door and detects accelerations and / or vibrations of the door;
  • the acceleration sensor is attached via at least one fastening means to at least one movable door section of the door.
  • the acceleration sensor attached to the door directly detects the opening and / or closing of the door.
  • the acceleration sensor is mounted on a movable door section of the door, which detects the movements, accelerations and vibrations when opening and
  • the acceleration sensor can be mounted both on a car door and on a storey door, which also allows monitoring of both doors.
  • the door is a car door of a car and the acceleration sensor detects accelerations and / or vibrations of the car.
  • the cabin door is the location where an accelerometer can detect all movements, accelerations and vibrations of the cabin door and the cabin. Also, only a single acceleration sensor is necessary.
  • the acceleration sensor in the floor hold detects accelerations and / or vibrations of the car door.
  • the acceleration sensor detects accelerations and / or vibrations of the car.
  • the acceleration sensor transmits accelerations and / or vibrations of the door or accelerations and / or vibrations of the cabin to at least one communication module via at least one communication path.
  • the communication module can be fixedly mounted on the elevator installation or mobile on the cabin and / or on at least one movable door section of the door. This is advantageous since the communication module can be attached as desired to the elevator installation.
  • At least one energy store is attached to at least one movable door section of the door, which energy store supplies the acceleration sensor and / or the communication module with electric current.
  • the energy storage device is designed for an energetic self-sufficiency of the acceleration sensor and / or the communication module of at least one year.
  • the acceleration sensor and / or the communication module are supplied with an electrical energy store that is independent of the power supply of the elevator installation and / or the building, the laying of cables is unnecessary.
  • the invention in particular in signal transmission by radio, also suitable for retrofitting.
  • the movable door section is a door panel and / or a door strip.
  • the acceleration sensor can be attached both to a flat door panel and to an elongate door strip.
  • the fitter has great freedom in attaching the acceleration sensor.
  • the acceleration sensor can be mounted in surface contact, on an elongated door strip, the acceleration sensor can be mounted in point contact.
  • the acceleration sensor between two door sections inside the door for a passenger of the Lift system imperceptible and protected against vandalism and theft.
  • the acceleration sensor has dimensions of 50 ⁇ 50 ⁇ 10 mm, preferably 30 ⁇ 30 ⁇ 5 mm, preferably 20 ⁇ 20 ⁇ 2 mm 3 .
  • the acceleration sensor weighs 10 grams, preferably 5 grams.
  • the communication path is a signal cable such as USB cable.
  • the USB cable realized in addition to the transmission of the
  • Acceleration signals also an electrical power supply of the acceleration sensor.
  • the communication path is a radio link such as Bluetooth and / or ZigBee and / or WiFi.
  • the communication path can be realized with a standardized and inexpensive USB cable and / or a standardized and inexpensive Bluetooth and / or ZigBee and / or WiFi.
  • the communication module communicates bidirectionally in at least one network with at least one user module.
  • the user module is arranged in at least one center and / or at least one maintenance technician.
  • the center is located away from the building of the elevator installation and / or that the center is placed in the building of the elevator installation.
  • the network is a radio network and / or a landline. This is also advantageous because the communication module can communicate with any user module of a remote or near-building center and / or a mobile maintenance technician.
  • the communication module transmits detected acceleration signals and / or at least one
  • the invention also relates to a method for servicing an elevator installation with at least one door and at least one acceleration sensor, in which accelerations and / or vibrations of the door are detected by the acceleration sensor; accelerations and / or vibrations of the door detected by the acceleration sensor are transmitted via at least one communication path as acceleration signals to at least one communication module; Acceleration signals detected by the communication module are transmitted to the user module via at least one network.
  • acceleration sensor can transmit detected accelerations and / or vibrations of the door independently of the elevator installation via a communication module to a user module.
  • At least one computer program means is loaded via at least one signal line from at least one computer-readable data memory into at least one processor of the communication module and / or the user module.
  • the computer program means evaluates detected acceleration signals. This has the particular advantage that acceleration signals detected by the computer program means are logically linked and intelligently evaluated.
  • the detected acceleration signals as at least one maintenance information "acceleration of the door” and / or “acceleration of the cabin” and / or “opening acceleration and / or closing acceleration of the door” and / or “upward acceleration and / or downward acceleration of the cabin” and / or “speed of the door” and / or “speed of the car” and / or “opening speed and / or closing speed of the door” and / or “upward speed and / or downward speed of the car” and / or “distance of the door” and / or “distance of the cabin” and / or “opening distance and / or closing distance of the door” and / or “upward distance and / or downward distance of the cabin” and / or “time of beginning of the acceleration of the door” and / or “time of the end the deceleration of the door "and / or” number of door movements "and / or” duration of the door movement "and / or” time of commencement of the acceleration ng of
  • At least one maintenance information "number of door movements” and / or “number of cabin trips” and / or “number of floor levels of the cabin” and / or “duration of a cabin ride” and / or “duration of a floor content of the cabin” in freely selectable time windows be summed up; and that as a result of the summation, a maintenance information "time course of the door movements” and / or “time course of the car trips" and / or “time course of the floor contents of the car” provided.
  • the summation of maintenance information is carried out floor specific.
  • At least one maintenance information is compared by the computer program means with at least one reference value.
  • the reference value is loaded via the signal line from the computer-readable data memory into the processor.
  • At least one alarm message is generated by the computer program means in the case of a negative comparison result. If the result of the comparison is positive, the computer program means generates at least one availability message.
  • an alarm message is generated when an "acceleration of the door" and / or an "acceleration of the
  • an alarm message is generated when an "acceleration of the door” and / or an "acceleration of the car” and / or a "speed of the door” and / or a "speed of the car” and / or a "distance of the door” and or a “distance of the cabin” and / or a “duration of the door movement” and / or a “duration of the cabin ride” and / or a "duration of a floor content of the cabin” and / or a "number of door movements” and / or a "Number of car trips” and / or a "number of floor levels of the car” and / or “horizontal vibrations of the door” and / or “vertical vibrations of the door” and / or “horizontal vibrations of the car” and / or “vertical vibrations of the car Cabin "and / or a" time course of the door movements "and / or a” time course of the car rides "and //
  • an availability message is generated when an "acceleration of the door” and / or an "acceleration of the car” and / or a "speed of the door” and / or a "speed of the car” and / or a "distance of the door” and or a “distance of the cabin” and / or a “duration of the door movement” and / or a “duration of the cabin ride” and / or a “duration of a floor content of the cabin” and / or a "number of door movements” and / or a “Number of car trips” and / or a "number of floor levels of the car” and / or “horizontal vibrations of the door” and / or “vertical vibrations of the door” and / or “horizontal vibrations of the car” and / or “vertical vibrations of the car Cabin "falls below a reference value.
  • acceleration signals detected by the communication module and / or at least maintenance information and / or at least one alarm message in the network are / is transmitted to at least one user module of at least one control center and / or at least one maintenance technician. This is advantageous because the control center and / or the maintenance technician can prepare and carry out maintenance of the elevator installation with meaningful maintenance information.
  • an alarm message is transmitted to the control center. Acceleration signals transmitted with the alarm message and / or a maintenance information transmitted with the alarm message are / are examined by the control center. If at least one fault of the elevator installation linked to the alarm message can not be remedied in another way, at least one service technician, who carries out a corresponding maintenance of the elevator installation in the building of the elevator installation, orders from the control center.
  • a maintenance information "time course of the door movement” is examined by the maintenance technician in the center and / or on the way to the elevator system and determined the correct opening and / or closing at least one door floor specific.
  • the central office and / or the maintenance technician derive a favorable time for a maintenance visit from the maintenance information "Time course of the cabin drives", where particularly little traffic is to be expected and a possible shutdown of a car of the elevator installation is not very disturbing.
  • a computer program product comprises at least one computer program means which is suitable for implementing the method for servicing an elevator installation in that at least one method step is carried out when the computer program means is loaded into the processor of a communication module and / or a user module.
  • the computer-readable data memory comprises such a computer program product.
  • the invention also relates to a method for modernizing an existing elevator installation with at least one door and at least one cabin; at least one acceleration sensor is attached to the door; at least one communication module is fixedly mounted on the elevator installation or mobile on the cabin; the acceleration sensor is connected to the communication module via at least one communication path.
  • Fig. 1 is a schematic view of a part of a first embodiment of an elevator installation with a
  • Figure 2 is a schematic view of a part of a second embodiment of an elevator installation with an acceleration sensor on each floor door.
  • Fig. 3 is a schematic view of a part of a third
  • Embodiment of an elevator installation with an acceleration sensor on a car door and an acceleration sensor on each floor door shows a schematic view of a part of a fourth exemplary embodiment of an elevator installation with an acceleration sensor on a door.
  • Fig. 5 is a schematic view of a part of a fifth embodiment of an elevator system with a
  • FIGs. 1 to 5 show embodiments of the invention.
  • An elevator installation A is installed in a building G with several floors S1-S3. At least one cabin 4 moves passengers between floors S1-S3 of building G in up and down
  • FIGS. 1 to 3 show three floors S1-S3 and a car 4 in a shaft S4.
  • the car 4 is moved by at least one unillustrated cabin drive.
  • the person skilled in the art can also realize an elevator installation with several cabins for a building with more or less floors.
  • the passengers can enter and leave the cabin interior of the cabin 4 via at least one door 1, 2.
  • each floor S1-S3 has a landing door 2 and the cabin 4 has a car door 1.
  • the storey doors 2 and the car door 1 are opened and / or closed by at least one door drive not shown.
  • the invention can be realized with coupling doors 1, 2 and / or non-coupling doors 1, 2.
  • a landing door 2 is coupled to the car door 1 and opened and / or closed together by a door operator.
  • the door drive can be arranged on the car door 1 or on the landing door 2. But it is also possible to not couple the doors 1, 2, so that each door 1, 2 has its own door drive.
  • the expert can of course also realize an elevator installation A with a cabin with several car doors, for example with a first car door at a front of the car and with a second car door at a rear of the car. Accordingly, then per floor also provided two storey doors, so that in the floor hold each of the cabin doors coupled with a storey door.
  • At least one acceleration sensor 3 is attached to a door 1, 2 of the elevator installation A.
  • the acceleration sensor 3 is for example a micromechanical single or
  • the acceleration sensor 3 is for example a Hall sensor or a piezoelectric sensor or a capacitive sensor.
  • the acceleration sensor 3 measures accelerations and / or vibrations in one, two or three axes with an exemplary resolution of 10 mg, preferably 5 mg. Vibrations are measured peak to peak.
  • the acceleration sensor 3 measures 4, preferably 32, preferably 128 accelerations and / or vibrations per second.
  • the acceleration sensor 3 has at least one output at which measured accelerations and / or vibrations can be tapped off as acceleration signals.
  • the acceleration sensor 3 has dimensions of 50 ⁇ 50 ⁇ 10 mm, preferably 30 ⁇ 30 ⁇ 5 mm, preferably 20 ⁇ 20 ⁇ 2 mm 3 , and weighs 10 grams, preferably 5 grams. With knowledge of the present invention, the skilled person can use other measuring principles of acceleration sensors.
  • the acceleration sensor 3 is mounted on a car door 1 and / or on a landing door 2 of the elevator installation A. With coupling doors 1, 2, an acceleration sensor 3 is sufficient to detect accelerations and / or vibrations of coupled doors 1, 2. For non-couplable doors 1, 2, an acceleration sensor 3 is required per door 1, 2 in order to detect accelerations and / or vibrations of the doors 1, 2. In order to obtain redundancy in measuring the acceleration signals of a door 1, 2, the person skilled in the art can use more than one acceleration sensor 3 per door 1, 2. According to FIG. 1, an acceleration sensor 3 is attached to the car door 1, and according to FIG. 2, an acceleration sensor 3 is mounted on each floor door 2. According to FIG. 3, a first acceleration sensor 3 is on the car door 1 and further acceleration sensors 3 are on each floor door 2 appropriate. In all the embodiments, it may be coupled and / or uncoupled doors 1, 2 act.
  • the acceleration sensor 3 is attached to at least one movable door section 10 of the door 1, 2.
  • the movable door section 10 is a door panel, a door strip, etc. According to FIGS. 4 and 5, the plane of the door movement when opening and / or closing the door 1, 2 is represented by a double arrow.
  • the acceleration sensor 3 is a reversible and / or irreversible attachment means 30 attached to the door section.
  • the fastening means 30 is, for example, a non-positive means such as a magnet and / or a cohesive means such as an adhesive layer and / or a positive locking means such as a rivet.
  • the fastening means 30 is, for example, a non-positive and positive means such as a screw.
  • the acceleration sensor 3 is mounted imperceptibly between two door sections 10 in the interior of the door 1, 2 for a passenger of the elevator installation A.
  • the acceleration sensor 3 transmits acceleration signals to at least one communication module 5.
  • the acceleration sensor 3 is connected to the communication module 5 via at least one communication path 6.
  • the communication path 6 can be realized as a signal cable or radio connection.
  • a radio link is shown by curved multiple lines and a signal cable is shown by a dashed line.
  • Known wireless connections send characters or strings as radio waves.
  • Known signal cables have at least one copper wire and / or at least one glass fiber.
  • the radio link 6 between the acceleration sensor 3 and the communication module 5 is constructed by means of a transmitter and receiver.
  • the acceleration sensor 3 has a transmitter and the communication module 5 has a receiver.
  • This is a unidirectional transmission of information between the acceleration sensor 3 and the communication module. 5 realizable.
  • the transmitter is advantageously a passive transmitter, similar to RFID, which does not require its own power supply. Such a transmitter, for example, powered by a receiver non-contact inductive energy.
  • the communication module 5 also has a transmitter and the acceleration sensor 3 has a receiver. In order for a bidirectional transmission of information between the acceleration sensor 3 and the communication module 5 can be realized, or a query of the acceleration sensor 3 by the communication module 5 possible.
  • the communication module 5 therefore has at least one input for receiving transmitted acceleration signals.
  • the communication module 5 comprises at least one processor and at least one computer-readable data memory, which are arranged in and / or on the housing of the communication module 5.
  • the processor and the computer-readable data memory are arranged on a circuit board and connected to one another via at least one signal line. From the computer-readable data memory, at least one computer program means is loaded into the processor and executed.
  • the computer program means establishes communication between the communication module 5 and the acceleration sensor 3 and maintains this communication.
  • the communication module 5 is either fixedly mounted on the elevator installation A or the communication module 5 is mobile to the car 4 and / or on the movable door section 10 of the door 1, 2 attached. According to FIGS. 2 and 3, the communication module 5 is fixedly mounted in the shaft S4 (FIG. 2), in the floor S1 and / or the center Z (FIG. 3). According to Fig. 1, 4 and 6, the communication module 5 is mobile at the
  • the communication module 5 is preferably close to the location in the acceleration sensor 3. That is, the communication module 5 is on the cabin structure in the region of the movable door leaf, to which the acceleration sensor 3 is attached. This short radio links are achieved.
  • the communication between the acceleration sensor 3 and the communication module 5 may be unidirectional or bidirectional.
  • the acceleration sensor 3 transmits acceleration signals excited automatically or by an electromagnetic field; in a bidirectional communication, the communication module 5 can also transmit requests to at least one input of the acceleration sensor 3 via at least one output.
  • each acceleration sensor 3 identifiable by a one-to-one address.
  • Communication module 5 may be in accordance with a known bus protocol such as Universal Serial Bus (USB), Local Operating Network (LON), Modbus, etc .; but it can also be done according to a known near-field communication standard such as Bluetooth (IEEE 802.15.1), ZigBee (IEEE 802.15.4) or WiFi (IEEE 802.11).
  • USB Universal Serial Bus
  • LON Local Operating Network
  • Modbus etc .
  • near-field communication standard such as Bluetooth (IEEE 802.15.1), ZigBee (IEEE 802.15.4) or WiFi (IEEE 802.11).
  • a signal cable is implemented between the acceleration sensor 3 and the communication module 5 as the communication path 6.
  • the signal cable can be a USB cable which, in addition to the transmission of the acceleration signals, also ensures an electrical power supply of the acceleration sensor 3.
  • a USB cable is realized with a length compensation between the movable door section 10 of the door 1, 2 and the stationary communication module 5, such that the door movement during the opening and / or closing of the door 1, 2 is compensated with the length compensation ,
  • a radio link is realized between the acceleration sensor 3 and the communication module 5 as the communication path 6.
  • the radio connection can be made in accordance with Bluetooth, ZigBee or WiFi or passive.
  • the electrical power supply of the acceleration sensor 3 can be wired carried out, for example, by a DC voltage 5V or 9V done.
  • the electrical power supply of the acceleration sensor 3 and / or the communication module 5 can also be done by an energy storage such as a battery, an accumulator, a fuel cell, etc.
  • Energy storage is attached to the movable door section 10, for example, between two door panels 10.
  • the electrical power supply is renewed by replacing the energy storage. This replacement can be done by a maintenance technician W.
  • the communication module 5 can communicate bidirectionally in at least one network 8 with at least one user module 7.
  • the computer program means of the communication module 5 establishes a communication between the communication module 5 and the center Z and / or the maintenance technician W and maintains this communication.
  • the network 8 can be realized via radio network and / or landline.
  • a radio network is shown by curved multiple lines and a landline is shown by a dashed line.
  • Well-known radio networks are Global System for Mobile Communication (GSM), Universal Mobile Telecommunications Systems (UMTS), Bluetooth, ZigBee or WiFi.
  • Well-known fixed networks are the wired Ethernet, Power Line Communication (PLC), etc.
  • PLC allows the data transmission via the electrical power supply of the car 4 or other existing lines of the cabin 4.
  • Known network protocols for communication are TCP / IP, UDP or IPX.
  • both the communication module 5 and the user module 7 have a transmitter and a receiver for bidirectional communication via the radio network 8. If the communication module 5 is already radio-based bidirectional communication is designed with the acceleration sensor 3, the existing transmitter or receiver can be used.
  • a fixed network is implemented as a network 8 between the communication module 5 and the user module 7.
  • the communication module 5 is then, for example, a landline modem.
  • a radio network is implemented as a network 8 between the communication module 5 and the user module 7.
  • the communication module 5 is then, for example, a radio network modem.
  • the communication module 5 is both a landline modem for communication with a center Z and a radio network modem for communication with a maintenance engineer W.
  • the acceleration signals transmitted by the acceleration sensor 3 to the communication module 5 are transmitted by the communication module 5 in the network 8 to at least one application module 7.
  • the user module 7 can be arranged in at least one central station Z and / or at least one maintenance technician W.
  • the center Z is stationary and can be removed from the building G or placed in the building G. According to FIG. 2, the central station Z is placed away from the building G as a remote maintenance center; according to FIG. 3, the central station Z is placed in the building G as a central building.
  • the maintenance technician W is mobile and can be located both in the remote maintenance center, in a central building, and in accordance with FIG. 1 on the way from the remote maintenance center to the building G or according to FIG. 3 in the building G.
  • the user module 7 has at least one corresponding communication module and can communicate bidirectionally in the network 8 with the communication module 5 of the elevator installation A.
  • the user module 7 comprises at least one processor and at least one computer-readable data memory, which are arranged in and / or on the housing of the user module 7.
  • the processor and the computer-readable data memory are arranged on a circuit board and via at least one signal line with each other connected. From the computer-readable data memory, at least one computer program means is loaded into the processor and executed.
  • the computer program means sets up communication between the user module 7 and the communication module 5 and maintains this communication.
  • the computer program means of the communication module 5 and / or the user module 7 evaluates transmitted acceleration signals.
  • the evaluation of the acceleration signals provides maintenance information such as an "acceleration of the door” and / or an "acceleration of the car".
  • the acceleration is detected as a function of the direction and differentiated into maintenance information such as an "opening acceleration and / or closing acceleration of the door” and / or an "upward acceleration and / or downward acceleration of the cabin”.
  • a simple integration of the acceleration signals over time provides maintenance information such as a "door speed” and / or a "car speed”.
  • the speed is also detected depending on the direction and in maintenance information such as an "opening speed and / or closing speed of the door" and / or a
  • a dual integration of the acceleration signals with time provides the maintenance information such as a "door distance” and / or a "cabin distance”.
  • the route is also detected depending on the direction and differentiated into maintenance information such as an "opening distance and / or closing distance of the door” and / or an "up distance and / or down distance of the car”.
  • the computer program means further determines in the evaluation a maintenance information "time of the beginning of the acceleration of the door” and a maintenance information "time of the end of the deceleration of the door".
  • the computer program means determines at least one maintenance information such as a "number of door movements”. From the difference of the times, the computer program means determines as maintenance information a "duration of the door movement". Also, the computer program means obtains maintenance information "time of commencement of the acceleration of the car” and maintenance information "time of the end of the deceleration of the car”.
  • the computer program means determines at least one maintenance information such as a "number of cabin trips" and / or a "number of floor levels of the car”. Also, the computer program means determines from the difference of these times as maintenance information a "time period of a cabin trip" and / or a "time duration of a floor stop of the car”.
  • Maintenance information such as a "number of door movements” and / or a “number of car trips” and / or a “number of floor levels of the car” and / or a “duration of a car trip” and / or a "length of time of a car cabin” can be add up in freely selectable time windows. This totaling can be done floor-specific. As a result of this summation, a maintenance information "time course of the door movements" and / or “time course of the car trips” and / or “time course of the floor contents of the car” is provided.
  • a time course of a state variable is understood to be the temporal behavior of the state variable. The "time course of the door movements" and / or the “time course of the car rides” and / or the "time course of the floor holdings of the cabin” are therefore broken down into the door movements and / or cabin rides and / or floor stops.
  • Acceleration signals of a three-axis acceleration sensor provide as maintenance information "horizontal vibrations of the door” and / or “vertical vibrations of the door” and / or
  • An alarm message and / or an availability message is generated by the processor as a function of maintenance information.
  • the computer program means compares at least one Maintenance information with at least one reference value. The reference value is loaded via the signal line from the computer-readable data memory into the processor. If the result of the comparison is negative, at least one alarm message is generated; if the comparison result is positive, at least one availability message is generated.
  • the computer program means determines a degree of coincidence of the maintenance information "acceleration of the door" with a reference value in the form of a reference acceleration of the door. A normal door acceleration is present when the
  • the computer program means determines a degree of coincidence of the maintenance information "acceleration of the car” with a reference value in the form of a reference acceleration of the car. A normal cabin acceleration is present when the
  • the computer program means determines a degree of coincidence of the maintenance information "door speed" with a reference value in the form of a reference speed of the door.
  • a normal door speed is when the
  • Door speed is less than 1.0 m / sec.
  • the computer program means determines a degree of coincidence of the maintenance information "speed of the car” with a reference value in the form of a reference speed of the car.
  • a normal cabin speed is when the
  • “Cab speed” is less than 10 m / sec, preferably less than 17 m / sec.
  • the computer program means determines a degree of coincidence of the maintenance information "distance of the door” with a reference value in the form of a reference path of the door.
  • a normal door movement is present, ie the door is fully open and / or closed, if the "distance of the door” is at least 99% of the reference distance of the door.
  • the computer program means detects a degree of coincidence of the maintenance information "route of the car” with a Reference value in the form of a reference path of the cabin.
  • a normal cabin ride is present, ie the cabin is completely in the floor stop, so that the thresholds of the car door and landing door are largely flush, if the "distance of the cabin” is at least 99% of the reference distance of the cabin.
  • the thresholds of the car door and landing door are flush when the height difference between the car floor and the floor floor is less than 15 mm, preferably less than 10 mm, so that a passenger does not trip when entering and / or leaving the car.
  • the computer program means detects a degree of coincidence of the maintenance information "duration of the door movement" with a reference value in the form of a reference time period of the door movement.
  • a normal door movement is when the
  • Duration of door movement is between 3.5 and 3.0 sec. A slow door movement occurs when the “duration of the door movement” is more than 3.5 seconds.
  • the computer program means determines a degree of coincidence of the maintenance information "time of car trip" with a
  • Reference value in the form of a reference period of cabin travel is when the "duration of the cabin trip" is less than 2 minutes.
  • the computer program means determines a degree of coincidence of the maintenance information "period of a floor stop of the car" with a reference value in the form of a reference time period of a floor stop of the car.
  • a normal floor stop occurs when the "length of a floor stop of the cabin" is less than 60 seconds.
  • the computer program means determines a degree of coincidence of the maintenance information "number of door movements" with a reference value in the form of a reference number of the door movements. Preventive maintenance of the door is recommended every time the "Number of Door Movements" reaches a resettable value of 2O 1 OOO.
  • the computer program means determines a degree of consistency of the Maintenance information "Number of cabin trips” with a reference value in the form of a reference number of the cabin trips. Preventive maintenance of the door is recommended every time the "number of cabin trips” reaches a resettable value of 10'000.
  • the computer program means determines a degree of coincidence of the maintenance information "number of floor stops” with a reference value in the form of a reference number of the floor stops. Preventive maintenance of the door is recommended whenever the "number of floor stops" reaches a resettable value of 10'000.
  • the computer program means determines the degree of coincidence of the detected vibrations with reference values in the form of reference vibrations.
  • the degree of agreement can be measured and quantified in mg. For example, horizontal vibrations are still acceptable if they are in the range of greater than or equal to 13 to 16 mg; Horizontal vibrations are small if they are in the range of greater than or equal to 10 to 13 mg, and horizontal vibrations are very low if they are below 10 mg. Accordingly, vertical vibrations are still acceptable if they are in the range of greater than or equal to 15 to 18 mg; vertical vibrations are small if they are in the range of greater than or equal to 10 to 15 mg, and vertical vibrations are very low if they are below 10 mg.
  • the computer program means determines a degree of coincidence of the maintenance information "time course of the door movements" with a reference value in the form of a reference time course of the door movements. Preventive maintenance of the door is recommended as soon as the "time course of the door movements" deviates from the reference time course of the door movements.
  • the computer program means determines a degree of coincidence of the maintenance information "time course of the car trips” with a reference value in the form of a reference time course of the car trips. Preventive maintenance of the door is recommended as soon as the "timetable of cabin trips" deviates from the reference timetable of the cabin rides.
  • the computer program agent detects a degree of coincidence of the maintenance information "time history of the floor contents of the car" with a reference value in the form of a reference time history of the floor contents of the car. Preventive maintenance of the door is recommended as soon as the "time history of the floor holdings of the
  • An alarm message is generated when an "acceleration of the door” and / or an "acceleration of the car” and / or a "speed of the door” and / or a "speed of the car” and / or a “distance of the door” and / or a “cabin distance” and / or a “duration of door movement” and / or a “cabin drive time” and / or a “cabin floor hold time” and / or a "number of door movements” and / or a " Number of car trips “and / or a" number of floor levels of the car "and / or” horizontal vibrations of the door “and / or” vertical vibrations of the car “and / or” horizontal vibrations of the car “and / or” vertical vibrations of the car “exceeds a reference value.
  • An alarm message is generated when a "time course of the door movements" and / or a "time course of the car trips” and / or a "time course of the floor levels of the car" deviates from a reference value.
  • An availability message is generated when one
  • the communication module 5 transmits an alarm message to the user module 7 of the control center Z and / or to the user module 7 of the maintenance engineer W.
  • the communication module 5 transmits the alarm message with detected acceleration signals and / or with at least one and / or maintenance information.
  • the central Z examines the detected acceleration signals transmitted with the alarm message and / or the maintenance information and ordered if a linked to the alarm message disturbance of the elevator installation A can not be remedied in another way, at least one maintenance technician W, in the building G a corresponding maintenance of Elevator installation A makes.
  • the maintenance technician W can examine either in the center Z or on the way to the elevator installation A sent by the communication module 5 maintenance information "time course of the door movement" and floor-specific determine the quality of the door movement, as usual, even on site on each floor S1-S3 to check the correct opening and closing of the doors 1, 2. This saves time and effort.
  • the central station Z and / or the maintenance technician W can derive a favorable time for a maintenance visit from the maintenance information "time course of the car trips", where particularly little traffic is to be expected and a possible shutdown of a car 4 of the elevator installation A is a little disturbing.
  • An existing elevator installation with at least one door 1, 2 and at least one cabin 4 can be modernized in a simple manner, in which at least one acceleration sensor 3 is attached to the door 1, 2; at least one communication module 5 is fixedly attached to the elevator installation A or mobile to the cabin 4; and the acceleration sensor 3 is connected to the communication module 5 via at least one communication path 6.

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)

Abstract

L'invention concerne un ascenseur (A) et un procédé permettant d'assurer la maintenance d'un tel ascenseur (A). L'ascenseur (A) comporte au moins une porte (1, 1) et au moins un capteur d'accélération (3), ce dernier (3) étant monté sur la porte (1, 2).
EP09761812A 2008-06-13 2009-06-15 Ascenseur et procédé de maintenance d'un ascenseur de ce type Withdrawn EP2288564A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP09761812A EP2288564A2 (fr) 2008-06-13 2009-06-15 Ascenseur et procédé de maintenance d'un ascenseur de ce type

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP2008057514 2008-06-13
EP09761812A EP2288564A2 (fr) 2008-06-13 2009-06-15 Ascenseur et procédé de maintenance d'un ascenseur de ce type
PCT/EP2009/057380 WO2009150251A2 (fr) 2008-06-13 2009-06-15 Ascenseur et procédé de maintenance d'un ascenseur de ce type

Publications (1)

Publication Number Publication Date
EP2288564A2 true EP2288564A2 (fr) 2011-03-02

Family

ID=43500446

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09761812A Withdrawn EP2288564A2 (fr) 2008-06-13 2009-06-15 Ascenseur et procédé de maintenance d'un ascenseur de ce type

Country Status (1)

Country Link
EP (1) EP2288564A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105565094A (zh) * 2016-02-02 2016-05-11 北京云迹科技有限公司 自动进出电梯的方法及系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003033388A1 (fr) * 2001-10-12 2003-04-24 Henning Gmbh Dispositif de diagnostic et procede de diagnostic pour installations d'ascenseur

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003033388A1 (fr) * 2001-10-12 2003-04-24 Henning Gmbh Dispositif de diagnostic et procede de diagnostic pour installations d'ascenseur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105565094A (zh) * 2016-02-02 2016-05-11 北京云迹科技有限公司 自动进出电梯的方法及系统

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