EP1142814A1 - Installation pour surveiller la position et le mouvement d'une cabine dans la cage d'un ascenseur - Google Patents

Installation pour surveiller la position et le mouvement d'une cabine dans la cage d'un ascenseur Download PDF

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Publication number
EP1142814A1
EP1142814A1 EP01106670A EP01106670A EP1142814A1 EP 1142814 A1 EP1142814 A1 EP 1142814A1 EP 01106670 A EP01106670 A EP 01106670A EP 01106670 A EP01106670 A EP 01106670A EP 1142814 A1 EP1142814 A1 EP 1142814A1
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EP
European Patent Office
Prior art keywords
unit
movement
cabin
sensor
auxiliary
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Withdrawn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
EP01106670A
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German (de)
English (en)
Inventor
Kurt Bammert
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 EP01106670A priority Critical patent/EP1142814A1/fr
Publication of EP1142814A1 publication Critical patent/EP1142814A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/3492—Position or motion detectors or driving means for the detector
    • 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

Definitions

  • the invention relates to an auxiliary device for moving a payload recording of an elevator and a device for Monitoring the position and movement of a cabin in one Shaft of an elevator.
  • Such an elevator essentially comprises a payload pickup like a platform or a cabin, a counterweight for payload take-up, a drive device, a Braking device, at least one flexible support and drive element such as a cable or rope and the required Power and control electronics.
  • the flexible Support and drive element connects the payload with their counterweight and runs between payload and Counterweight via a drive wheel of the drive device.
  • the drive device is located in the transport shaft above the zone of the same that can be used by the payload. If braking occurs due to a technical problem, that is emergency braking, the load pickup is in the generally not in one station. The auxiliary device must then be operated to the load in no time to bring to a station so that the transported people and / or goods not in or on the load bearing in Have to remain in the transport shaft.
  • the auxiliary device includes on the one hand a temporarily activated brake release device, by which the braking device is released, and on the other hand an auxiliary drive device which can be actuated in an emergency, around the load suspension when the release device is activated to raise or lower; the load suspension must be in a of the stations or at least in an area near the station brought where a safe discharge takes place can.
  • the auxiliary drive device is general Trained to operate manually during normal operation Motorized traction sheave of the drive device allowed; therefore this traction sheave can also be used as Be considered part of the auxiliary drive device.
  • elevators which is installed in buildings with few floors and to transport relatively low payloads are designed, are preferably simple, manually operated mechanically acting brake release and auxiliary drive devices intended.
  • EP 0 947 460 A1 describes such an auxiliary device for a passenger elevator, with a release device and an auxiliary drive device.
  • This has a crank linkage, which is designed so that it is both for activation a brake release device as well as for driving an auxiliary drive device is used.
  • the upper End area of the crank linkage is with the brake release element and the element of the auxiliary drive can be coupled and is located in the top part of the transport shaft.
  • the crank linkage is pivoted and mounted, such that it is from a rest position, in which it is completely in the Elevator shaft is located, swings into a working position, in which its lower end through a window opening the wall that delimits the elevator shaft.
  • the window opening is in the upper area of the top station, so that the crank linkage at its lower end has corresponding Handle elements from one in the waiting area of the station standing person can be operated easily.
  • the disadvantage This facility can be seen in its operation must be at the highest station; this disadvantage is particularly important when this station located within a residential unit, as is often the case in demanding Apartments and especially in duplex apartments and penthouse apartments is the case.
  • auxiliary drive device such as the traction sheave
  • the operator is forced to observe at least their head and neck area in the elevator shaft to move what is a source of danger for that person and can prevent them from operating the auxiliary device.
  • the auxiliary device has an image transmission device on which essentially consists of one Sensor, a display device and a transfer path consists.
  • the sensor serves to at least take pictures of the movement to detect the auxiliary drive;
  • the display device is used to send the images captured by the sensor to the operator Make person visible;
  • the transfer route is used to transmit the images captured by the sensor Display device.
  • a first means of monitoring movement the cabin provided, which is a unit for detecting the Movement, an information transmission path and a display unit having. Furthermore, a second means of Monitoring the position of the cabin is provided, which means for reproducing the position of the cabin.
  • the auxiliary device Image transmission device formed by at least two mirrors.
  • the first mirror serves as a sensor and is on the Auxiliary drive directed;
  • the second mirror serves as a display device and is aimed at an observation window, which in the wall of the elevator shaft on for the operator Person intended location is arranged.
  • the transfer route is through the line of sight between the first and the second mirror.
  • the image transmission device can also be a or include several additional mirrors, which along the Transfer path between the first and the second mirror are arranged. Here, each mirror on the two is him adjacent mirrors aligned in the transfer path.
  • the Additional mirrors can be used in such an arrangement Components of the transfer route are considered. To one To get good picture quality, it can be beneficial if individual mirrors not plane but concave or convex reflective surfaces have.
  • An image transmission device can also be provided for mirroring be, in which the transfer route by a continuous Conductor connection is formed.
  • the transfer route can be any be extended; there is no risk that the transfer route interrupted by the payload pick-up; the Display device can be on one for the operator optimal place to be attached; it is not necessary in an actual observation window on the wall of the elevator shaft to provide for a small breakthrough in this Wall is sufficient to make the conductor connection.
  • the image transmission device with mirrors furthermore not necessary for the entire transfer route Provide emergency lighting, only to ensure the Function of the sensor must have enough light.
  • auxiliary device its image transmission device acts optimally are the sensor by a video camera and the Display device formed by a monitor, the Conductor connection through a the video camera to the display device connecting electrical conductor connection is formed.
  • image transfer device with mirrors on the display device, i.e. on the monitor, a picture of the auxiliary drive device and also its near surroundings. This makes it possible to get more precise information to get about dysfunctions. It can also have multiple video cameras at different locations within the elevator shaft be attached, the determined by them Images alternatively and optionally visualized on the monitor can be.
  • Auxiliary devices with an image transmission device can also be designed to show solidarity rotating element rotating with the shaft of the auxiliary drive device have, whose rotation is determined by the sensor becomes.
  • Here does not appear on the display device Image of the auxiliary drive itself but an image of the movement of the auxiliary drive.
  • the conductor arrangement is an electrical conductor arrangement.
  • the display device a conventional speedometer display, can not only the image of movement of the auxiliary drive device, but also reflect their speed.
  • the rotating element is designed as a turntable and has translucent areas that are at mutual angular intervals and generally at a constant radial distance are arranged from the axis of rotation of the rotary element.
  • Rotary element or turntable is preferably a traction sheave of the drive of the elevator, via which the flexible supporting and operating elements for the payload to run; such a traction sheave always turns the shift in payload pick-up.
  • a light source is arranged on the turntable, which so is directed that the light beam emitted by it on a sector of the radius area of the turntable falls in which are the translucent areas of the turntable are located.
  • the display device shows an image the movement of the drive or the auxiliary drive or the Turntable.
  • the display device is, for example Control lamp, which is in the rhythm in which the translucent Areas below that emitted by the light source Turn the beam away, blinking, so that a light / dark change is visible.
  • the time interval between the light / dark change is a measure of the speed of the auxiliary drive and thus also the payload capacity.
  • the Light source through a first element of a light barrier and the sensor through the complementary second element of the light barrier be educated.
  • the conductor connection is one Electrical conductor connection.
  • the senor is formed by an input of an optical fiber arrangement.
  • the light guide arrangement itself is the conductor connection or the transfer path.
  • the output of the light guide arrangement is directed to the display device, which acts like a control lamp.
  • an image of the traction sheave itself is not transmitted, but only an image of the movement of the traction sheave.
  • this arrangement transmits an image of the traction sheave itself;
  • several light guides for example n 2 light guides, the inputs and outputs of which are each arranged in n columns of n rows; the larger the number n of light guides, the finer the raster image obtained from the traction sheave.
  • the new auxiliary device has an image transmission device on which, as stated, in very can be designed in different ways. It is also possible, To provide image transmission devices, which several serial sub-devices exist that trained according to several of the principles described above and are effective.
  • a drive unit is provided for moving the cabin.
  • the unit for detecting the movement of the cabin enables the detection of the movement of a movable Part of the drive unit concludes on the movement of the Cabin.
  • a speed limiter unit can also be provided be, the unit for detecting the movement of the Cabin on the detection of the movement of a moving Part of the speed limiter unit a conclusion allows the movement of the cabin (14).
  • the unit for detecting the movement of the cabin can advantageously have a flexible shaft that with the moving part of the drive unit is connected.
  • the display unit has a rotating disc or a tachometer on.
  • the unit for detecting the movement of the cabin points in a further embodiment of the invention a flexible Shaft on that with the moving part of the speed limiter unit connected is.
  • the display unit has one rotating disc or a tachometer.
  • the speed limiter unit has has a rope, the medium to reflect the position of the cabin marks on the rope of the speed limiter unit having.
  • a suspension element can be provided which is connected to the cabin is connected, the means for reproducing the position the cabin has marks on the suspension element.
  • FIG. 1A shows an elevator 10 with an elevator shaft 11, which has several stations, also called stops below or floors, 12.1, 12.2, 12.3, 12.4, 12.5, 12.6 served on superimposed floors, whereby station 12.1 in the basement and station 12.6 in the top one Storey.
  • stations also called stops below or floors, 12.1, 12.2, 12.3, 12.4, 12.5, 12.6 served on superimposed floors, whereby station 12.1 in the basement and station 12.6 in the top one Storey.
  • There is one in each station lockable door opening not shown in the wall of the elevator shaft 11, which gives access to a payload recording ( elevator car) 14 releases, if this is at rest in the station.
  • the payload pickup 14 is designed as a car and inside the elevator shaft 11 vertically movable. It is one at one end flexible support and drive element 16 attached.
  • Outgoing the flexible support and drive element runs from the payload receptacle 14 16 up to a traction sheave 18 in the top Area of the elevator shaft 11 around this traction sheave 18 and down again to a counterweight 20 of the payload capacity 14.
  • a drive device is used to drive the traction sheave 18 22.
  • the traction sheave 18 in connection with the drive device 22 also as a drive unit designated.
  • In the top area of the elevator shaft 11 are further a braking device 24 and a temporarily activatable brake release device 26 and an auxiliary drive device 28 for the traction sheave 18.
  • the brake release device 26 and the auxiliary drive device 28 are components of an auxiliary device 30, which serves to move the payload receptacle 14 when it due to technical problems caused by the braking device 24 blocked between two neighboring stations 12.1 to 12.4 is.
  • a speed limiter for speed monitoring 51 is provided in the upper region of the elevator shaft 11.
  • a governor rope 52 is removed from the speed governor 51 back via a guide roller 53 mounted in the shaft pit led to the speed limiter 51.
  • the governor rope 52 is mechanically connected to the elevator car 14. Elevated the speed of the elevator car 14 over a defined upper speed limit, the speed limiter triggers 51 a not shown in FIG Safety gear from which the elevator car 14 safely up to Stopping brakes and stops in this position.
  • the auxiliary device 30 further comprises an image transmission device 40, with the help of which the operator 1 is possible, the movement of the traction sheave 18 from her Location outside of elevator shaft 11 and without direct Observe line of sight to the traction sheave 18.
  • An arrangement the controls of the auxiliary device 30 and the display device of the image transmission device 40 in The bottom floor, i.e. in the basement, can be highly recommended be, since there may be a separate control and operating room can be delimited, so that for example an actuator and other devices of the Auxiliary device 30 can be housed vandal resistant can, but of course it is also possible for that to choose a higher floor.
  • the image transmission device 40 essentially consists from a sensor 42, a display device 44 and a Transfer path 46, which the sensor 42 with the display device 44.
  • the parts described so far are in principle the same in all described exemplary embodiments; the different auxiliary devices 30 differ practically only by the different training of their image transmission devices 40.
  • FIG. 1A, 1B shows an image transfer device with mirrors.
  • the sensor 42 is by a first mirror, also designated 42, educated.
  • This first mirror 42 is both on the Traction sheave 18 as well as directed to the display device 44, which by a second mirror that also is denoted by 44 is formed.
  • the second mirror 44 is directed at the first mirror 42 and is also arranged that it is through a window opening 13 of the wall the elevator shaft 11 of the lowest station 12.1 can be seen is.
  • the first mirror 42 thus reflects the image the traction sheave 18 and throws it on the second mirror 44; the second mirror 44 reflects the image of the traction sheave 18 towards the window opening 13.
  • the image transmission device can also be arranged that they are one or more of the moving parts of the unit for speed limitation 51, 52, 53 reproduces.
  • the image transmission device 40 is here a video system is formed, with a video camera 42 as a sensor, a monitor 44 as a display device and an electrical conductor connection 46 as a transfer path between the video camera 42 and the monitor 44.
  • the video camera 42 is located itself in the uppermost area of the elevator shaft 11 and so arranged to take pictures of the traction sheave 18.
  • the Monitor 44 is in the lowest station 12.1; he can be placed behind a door to protect against destruction his.
  • An emergency power generator 47 for the video system is in the elevator shaft 11 arranged in the area of the station 12.1.
  • FIG. 3 shows a third auxiliary device 30 for an elevator 10 with yet another image transmission device 40 shown.
  • the sensor is through a tachometer unit 42 formed, which is arranged on the traction sheave 18 is.
  • the display device is one from a location in the lowest station from the usual speedometer display 44.
  • Tachometer unit 42 and tachometer display 44 are by a Electrical conductor connection 46, which forms the transfer path, connected with each other.
  • the tachometer unit 42 can instead of on wave 19 also in solidarity with the Traction sheave 18 rotating element can be arranged.
  • FIGS Figures 4A and 4B A fourth auxiliary device 30 for the elevator 10 is shown in FIGS Figures 4A and 4B shown.
  • the image transfer device 40 of this auxiliary device 30 requires that the traction sheave 18 has translucent areas 19 which are in mutual Angular distances arranged on a constant radius are. 4B are the translucent areas 19 formed by slot-like openings.
  • On light-emitting first element 48 of a light barrier 42, 48 is directed to a point through which when rotating the traction sheave 18 whose translucent areas 19 run.
  • the second element 42 of the light barrier 42, 48 is beyond the traction sheave 18 arranged and forms the sensor the image transmission device 40.
  • the light barrier 42, 48 is via an electrical conductor connection 46, which is used as a transfer route, with the display device 44 connected.
  • the display device 44 is a control lamp with a light / dark display, which in the lowest station 12.1 is visible.
  • the traction sheave 18 can also show solidarity with the traction sheave rotating rotating element in the form of a turntable with translucent areas may be provided.
  • FIG. 5 shows a fifth auxiliary device 30 for the elevator 10, which of those described with reference to Figures 4A and 4B
  • Auxiliary device is very similar and also a Traction sheave 18 or another turntable with translucent Has areas 19.
  • a conventional light source or lamp 48 is provided here, and the sensor becomes one through an input 42
  • Light guide arrangement 46 formed, which as a transfer path is used.
  • the output of the light guide assembly 46 which can be regarded as a display device 44 on a translucent, from outside the elevator shaft 11 visible surface directed 49; the effect of the display device is that of an indicator light with a Light / dark display.
  • FIG. 6 there is a sixth auxiliary device 30 shown for the elevator 10, wherein the image transmission device 40 a transmitter 42.1 coupled to the sensor 42 and a receiver coupled to display 44 44.1 and thus an intangible transfer route 46 in the form has a radio or laser beam connection.
  • Figures 1 to 6 is a visual contact-free visualization the speed limiting unit 51, 52, 53 not shown by means of the image transmission device 40, a corresponding arrangement of the image transmission device 40 for visual contact-free visualization of the unit for speed limitation 51, 52, 53 is possible. Depending on the need, it must be decided how the image transmission device 40 is to be arranged. In principle, also apply with visual contact-free visualization of the unit for speed limitation 51, 52, 53 the above statements.
  • 52 color marks can be made on the supporting rope 16 or on the limiter rope 52 60 or marks 60 of another kind may be appropriate to the position to determine the elevator car 14.
  • the invention is suitable for machine room-less elevators.
  • This includes elevators that do not have their own machine room exhibit. Their drive is therefore also like the counterweight and the elevator car in the elevator shaft.

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
EP01106670A 2000-03-31 2001-03-16 Installation pour surveiller la position et le mouvement d'une cabine dans la cage d'un ascenseur Withdrawn EP1142814A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP01106670A EP1142814A1 (fr) 2000-03-31 2001-03-16 Installation pour surveiller la position et le mouvement d'une cabine dans la cage d'un ascenseur

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00810283 2000-03-31
EP00810283 2000-03-31
EP01106670A EP1142814A1 (fr) 2000-03-31 2001-03-16 Installation pour surveiller la position et le mouvement d'une cabine dans la cage d'un ascenseur

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EP1142814A1 true EP1142814A1 (fr) 2001-10-10

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7353912B2 (en) 2002-11-09 2008-04-08 Thyssenkrupp Elevator Ag Elevator system
EP3321224A1 (fr) 2016-11-10 2018-05-16 Kone Corporation Système électrique de sauvetage de passagers d'une cabine d'ascenseur, outil pour celui-ci et procédé correspondant

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322712A (en) * 1978-11-01 1982-03-30 Mitsubishi Denki Kabushiki Kaisha Elevator speed detecting apparatus
FR2600053A1 (fr) * 1986-06-13 1987-12-18 Beineix Andre Dispositif automatique de liberation de personnes prisonnieres d'un ascenseur ou similaire en panne
EP0508403A2 (fr) * 1991-04-09 1992-10-14 Otis Elevator Company Circuit de sécurité pour cabine d'ascenseur à faible vitesse
DE4219073A1 (de) * 1992-06-11 1993-12-16 Martin Spindler Überwachungseinrichtung für ein Fördermittel
JPH09278328A (ja) * 1996-04-08 1997-10-28 Hitachi Building Syst Co Ltd エレベータのドアの監視装置
DE29817351U1 (de) * 1998-09-28 1999-10-07 Haushahn C Gmbh Co Vorrichtung zum Sonderbetrieb von Aufzugsanlagen
US5971109A (en) * 1996-09-05 1999-10-26 Kone Oy Arrangement for releasing the brake of an elevator machinery

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322712A (en) * 1978-11-01 1982-03-30 Mitsubishi Denki Kabushiki Kaisha Elevator speed detecting apparatus
FR2600053A1 (fr) * 1986-06-13 1987-12-18 Beineix Andre Dispositif automatique de liberation de personnes prisonnieres d'un ascenseur ou similaire en panne
EP0508403A2 (fr) * 1991-04-09 1992-10-14 Otis Elevator Company Circuit de sécurité pour cabine d'ascenseur à faible vitesse
DE4219073A1 (de) * 1992-06-11 1993-12-16 Martin Spindler Überwachungseinrichtung für ein Fördermittel
JPH09278328A (ja) * 1996-04-08 1997-10-28 Hitachi Building Syst Co Ltd エレベータのドアの監視装置
US5971109A (en) * 1996-09-05 1999-10-26 Kone Oy Arrangement for releasing the brake of an elevator machinery
DE29817351U1 (de) * 1998-09-28 1999-10-07 Haushahn C Gmbh Co Vorrichtung zum Sonderbetrieb von Aufzugsanlagen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 02 30 January 1998 (1998-01-30) *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7353912B2 (en) 2002-11-09 2008-04-08 Thyssenkrupp Elevator Ag Elevator system
EP3321224A1 (fr) 2016-11-10 2018-05-16 Kone Corporation Système électrique de sauvetage de passagers d'une cabine d'ascenseur, outil pour celui-ci et procédé correspondant

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