CN101164857A - Elevator controlling device - Google Patents

Elevator controlling device Download PDF

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Publication number
CN101164857A
CN101164857A CNA2007101125254A CN200710112525A CN101164857A CN 101164857 A CN101164857 A CN 101164857A CN A2007101125254 A CNA2007101125254 A CN A2007101125254A CN 200710112525 A CN200710112525 A CN 200710112525A CN 101164857 A CN101164857 A CN 101164857A
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CN
China
Prior art keywords
elevator
long period
control gear
elevator control
period earthquake
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Granted
Application number
CNA2007101125254A
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Chinese (zh)
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CN101164857B (en
Inventor
毛利一成
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Publication of CN101164857A publication Critical patent/CN101164857A/en
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Publication of CN101164857B publication Critical patent/CN101164857B/en
Expired - Fee Related legal-status Critical Current
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/021Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system
    • B66B5/022Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system where the abnormal operating condition is caused by a natural event, e.g. earthquake
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/34Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/3492Position or motion detectors or driving means for the detector
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/027Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions to permit passengers to leave an elevator car in case of failure, e.g. moving the car to a reference floor or unlocking the door

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Abstract

The invention provides an elevator control device. The proposal of the invention is to provide an elevator control device which can ensure the safety of passengers in the elevator when the buildings with an elevator vibrate due to a long-term earthquake, and can minimally restrain the loss of the elevator hatchway. The technical proposal of the invention is that the elevator control device is provided with a long-term earthquake detecting device (9) used for detecting the long-term earthquake; and the elevator control device has the function of controlling the operation of the elevator according to the plurality of detection levels of the long-term earthquake detecting device; and the elevator control device has the function of notifying outside when the long-term earthquake detecting device detects the level higher than the first detection level.

Description

Elevator control gear
Technical field
The present invention relates to elevator control gear.Specifically, relate to when the building that is provided with elevator vibrates owing to the long period earthquake, be used to guarantee the safety of passenger in the elevator, and the damage of elevator hoistways equipment is suppressed at minimal elevator control gear.
Background technology
In the elevator control gear when generation earthquake in the past, safety when guaranteeing earthquake is purpose, the P rolling land shake detector of detection initial stage fine motion is set or detects the main S rolling land shake detector that vibrates, when described earthquake detector is worked, make elevator parking at nearest floor, when detecting the bigger earthquake of earthquake magnitude by S rolling land shake detector, elevator emergency is stopped, implementing controlled operation when detecting the cooresponding earthquake of rank.
And following scheme has been proposed, when this earthquake in the controlled operation, in order to ensure passenger's safety, can detect other earthquake of the non-detectable detection of described earthquake detector level rapidly, controlled operation (for example with reference to patent documentation 1, patent documentation 2) in the time of can carrying out described earthquake reliably.
Following scheme has been proposed in addition, when building vibrates owing to high wind, the breakage for equipment in preventing rope and car contacting hoistway, displacement and time length according to building, make and to leave the floor that rope and car might contact equipment in the hoistway, limit the service of this floor, thereby continue normal operation (for example with reference to patent documentation 3) as much as possible.
Patent documentation 1 Japanese kokai publication sho 60-67379 communique
Patent documentation 2 Japanese kokai publication sho 60-61483 communiques
Patent documentation 3 TOHKEMY 2005-324890 communiques
The earthquake detector that when earthquake in the past, uses in the controlled operation can not sense cycle long earthquake (hereinafter referred to as the long period earthquake), continue to cause in the normal operation rope and cable class to shake and damage the situation of equipment in the hoistway of elevator so might be created in.
And, in the scheme of patent documentation 1, patent documentation 2 records, promptly allow to detect the long period earthquake, but the action self of controlled operation is with identical in the past during owing to earthquake, so when stopping neutralization and rest against nearest floor in advancing, this stop floor may not be the safe floor of relative long period earthquake, owing to the vibration resonance of rope and cable class and building, might produce the situation of equipment in the hoistway that damages elevator.
And, record in patent documentation 3, floor restriction service to the vibration resonance of rope and cable class and building, and during lasting normal operation, because domain structure and fabric structure, feasible vibration is exaggerated, and can not tackle the resonance of building and the long period earthquake that might produce infringement to equipment in building and the elevator hoistways.
Summary of the invention
The present invention proposes in order to address the above problem, its purpose is, a kind of elevator control gear is provided, when it vibrates owing to the long period earthquake at the building that is provided with elevator, guarantee the safety of passenger in the elevator, and the damage of elevator hoistways equipment is suppressed at Min..
Elevator control gear of the present invention has the long period earthquake detection device that detects the long period earthquake, has the function of controlling the controlled operation of elevator according to a plurality of detection ranks of long period earthquake detection device.
In addition, when having the rank more than long period earthquake detection device detects the 1st detection rank, the informing function of notifying to the outside.
In addition, have when long period earthquake detection device when elevator stops, detecting greater than the 1st detect level other the 2nd when detecting rank, according to continuing the function that standing time judges whether to make elevator to move to the off-resonance floor of the vibration effect that is not subjected to the long period earthquake.
In addition, have when long period earthquake detection device detects when elevator stops and detecting level greater than the 1st and else the 2nd detect rank, and make elevator when the off-resonance floor of the vibration effect that is not subjected to the long period earthquake moves, reduce the function of the elevator speed when mobile.
In addition, have when long period earthquake detection device detects greater than other the 2nd detection rank of the 1st detection level when elevator is advanced, judge whether the off-resonance floor of the vibration effect that is not subjected to the long period earthquake is present in the direct of travel of elevator, make the through function that runs to the off-resonance floor of the vibration effect that is not subjected to the long period earthquake or rest in nearest floor.
In addition, have when long period earthquake detection device detects greater than other the 2nd detection rank of the 1st detection level, the registered ladder of exhaling of deletion car and stop makes it the function that the back elevator can not continue to use.
According to the present invention, the earthquake detector that can detect in the past can not detected long period earthquake, and the passenger is more safely taken refuge.And the interior equipment of hoistway that the vibration that can reduce the building that causes owing to the long period earthquake makes rope and cable class resonate and impacts elevator causes its impaired possibility.
Description of drawings
Fig. 1 is the integrally-built constructional drawing of the elevator control gear of expression embodiments of the present invention 1.
Fig. 2 is the block diagram of stop equipment of the elevator control gear of expression embodiments of the present invention 1.
Fig. 3 is the block diagram of equipment in the car of elevator control gear of expression embodiments of the present invention 1.
Fig. 4 is the diagram of circuit of the earthquake controlled running of long period that is used to illustrate the elevator control gear of embodiments of the present invention 1.
The specific embodiment
Embodiment 1
Below, use Fig. 1~Fig. 4 that embodiments of the present invention are described.
Fig. 1 is the integrally-built constructional drawing of the elevator control gear of expression embodiments of the present invention 1.In Fig. 1, the lift car 2 that moves in hoistway 1 at elevator constitutes by main rope 4 and is connected with counterweight 3, rotates by the winch 5 that makes this main rope 4 of reeling, and lift car 2 and counterweight 3 are with the lifting of transfusion bottle form.6-1~6-6 represents each stop from 1 layer to 6 layers respectively, and the rotation of control board for elevator 7 control winchs 5 makes elevator parking in respective storey.
And lift car 2 is connected by control cable 8 with control board for elevator 7, implements the control of each device in the car 2.
And, be provided with the long period earthquake detection device 9 that detects the long period earthquake at the top of hoistway 1, when detecting the long period earthquake, control board for elevator 7 is controlled and is made elevator advance to predefined floor and stop at this, resonates with the vibration of building and contacts the equipment (not shown) that is located at hoistway 1 and make its damage to prevent main rope 4, control cable 8 etc.Long period earthquake detection device 9 has the 1st and detects rank (LV1) and detect other the 2nd detection rank (LV2) of level greater than the 1st.The 1st of long period earthquake detection device 9 detect rank (LV1) for example one-sided amplitude surpass 5mm building shake action when continuing 1 minute.And, the 2nd detect rank (LV2) for example one-sided amplitude surpass 10mm building shake action when continuing 1 minute.
Fig. 2 is the block diagram of stop equipment of the elevator control gear of expression embodiments of the present invention 1.In Fig. 2, each stop of 6 expression elevators, 10 expressions are located at the stop operation board of each stop 6 respectively; 11 expressions are located at the landing call button device on the stop operation board 10, and 12 expressions are located at the landing display device on the stop operation board 10, the stop door of 13 expression elevators.
Fig. 3 is the block diagram of equipment in the car of elevator control gear of expression embodiments of the present invention 1.In Fig. 3,2 expression lift cars, 14 expressions are located at the cage operating panel in the car 2, and 15 expressions are located at the car hall buttons device on the cage operating panel 14, and 16 expressions are located at the car read out instrument on the cage operating panel 14, the car door of 17 expression elevators.
Fig. 4 is the diagram of circuit of the earthquake controlled running of long period that is used to illustrate the elevator control gear of embodiments of the present invention 1.
In Fig. 4, in step S2, long period earthquake detection device 9 do not detect the 1st detect rank (LV1) during in, the elevator of carrying out normal operation in step S1 continues the normal operation of step S1.
In step S2, when long period earthquake detection device 9 detects the 1st detection rank (LV1), in step S3, make landing display device 12, car read out instrument 16, monitor external devices such as (not shown) carry out the demonstration (the bright lamp of display lamp etc.) that has detected the long period earthquake.Thus, when having the rank more than detecting the 1st detection rank (LV1), the informing function that before changing controlled operation over to, gives the alarm to the outside.
Then, in step S4, judge whether long period earthquake detection device 9 is in the state that does not detect the 1st detection rank (LV1), when not detecting the 1st detection rank (LV1), in step S5, the display lamp of landing display device 12, car read out instrument 16, monitor (not shown) etc. is turned off the light back (for example after 10 minutes) at the appointed time, continue the normal operation of step S1.Being made as behind the specified time is because the 1st detect rank (LV1) and set lowlyer, detects rank (LV1) and makes the display lamp flicker to prevent to detect once more the 1st.
In step S4, if detecting the 1st, long period earthquake detection device 9 detects rank (LV1), then in step S6, judge whether to detect the 2nd and detect rank (LV2), when not detecting the 2nd detection rank (LV2), return step S3, reprocessing.
Then, in step S6, when long period earthquake detection device 9 detects the 2nd detection rank (LV2), in step S7, deletion utilizes landing call, the car of landing call button device 11,15 registrations of car hall buttons device to exhale ladder, the use of the elevator after forbidding.Thus, have when changing controlled operation over to, the deletion car is exhaled ladder, landing call, can not continue to use the function of elevator after making it.
Then, in step S8, judge whether elevator advances,, then in step S9, carry out on direct of travel, whether existing the judgement of predefined off-resonance floor if advance.
In step S9, if on direct of travel, there is not the off-resonance floor, then in step S10, make elevator parking at nearest floor, in step S11, implement the passenger and leave elevator.
In step S12, at the appointed time whether judgement passenger in step S11 leave the needed time of elevator and finish in (for example 1 minute), leave elevator if finish at the appointed time, then main rope 4, control cable 8 etc. can or not contact the equipment (not shown) that is located in the hoistway 1 with the vibration resonance of building, so in step S13, reduce the speed of elevator, carry out advancing to predefined off-resonance floor.Then, in step S14, finish after the stop of off-resonance floor, elevator is shut down.
In step S12, when passenger in step S11 leaves the needed effluxion specified time of elevator (for example 1 minute) when above, main rope 4, control cable 8 etc. might contact the equipment (not shown) that is located at hoistway 1 with the vibration resonance of building makes its damage, so make elevator shut down (step S15) stopping floor (floor recently).
In step S9, when there is the off-resonance floor in direct of travel, in step S16, make elevator to the running of keeping straight on of predefined off-resonance floor, in step S17, make the passenger leave elevator after, elevator is shut down.
In step S8, when long period earthquake detection device 9 detects the 2nd detection rank (LV2) when elevator stops, in step S18, judge and stop whether floor is predefined off-resonance floor, if off-resonance floor, then after step S17 makes the passenger leave elevator, elevator is shut down.
In step S18, when to stop floor be not predefined off-resonance floor, in step S11, implement the passenger and leave elevator, leave the needed time of elevator according to passenger in step S11, implement the processing identical with abovementioned steps S12~S15.

Claims (6)

1. elevator control gear, it is characterized in that, this elevator control gear has the long period earthquake detection device that detects the long period earthquake, and this elevator control gear has the function of controlling the controlled operation of elevator according to a plurality of detection ranks of described long period earthquake detection device.
2. elevator control gear according to claim 1 is characterized in that, this elevator control gear have long period earthquake detection device detect the 1st detect more than the rank rank the time informing function notified to the outside.
3. elevator control gear according to claim 1 and 2, it is characterized in that, this elevator control gear has following function: when long period earthquake detection device detects greater than other the 2nd detection rank of the 1st detection level when elevator stops, judging whether to make elevator to move to the off-resonance floor of the vibration effect that is not subjected to the long period earthquake according to stopping time length.
4. elevator control gear according to claim 1 and 2, it is characterized in that, this elevator control gear has following function: detect other the 2nd detection rank of level when long period earthquake detection device detects when elevator stops greater than the 1st, and make elevator when the off-resonance floor of the vibration effect that is not subjected to the long period earthquake moves, reduce the elevator speed when mobile.
5. elevator control gear according to claim 1 and 2, it is characterized in that, this elevator control gear has following function: when long period earthquake detection device detects greater than other the 2nd detection rank of the 1st detection level when elevator is advanced, judge whether the off-resonance floor of the vibration effect that is not subjected to the long period earthquake is present in the direct of travel of elevator, it is gone directly run to the off-resonance floor of the vibration effect that is not subjected to the long period earthquake or rest in nearest floor.
6. elevator control gear according to claim 1 and 2, it is characterized in that, this elevator control gear has following function: when long period earthquake detection device detects greater than other the 2nd detection rank of the 1st detection level, the registered ladder of exhaling of deletion car and stop makes it the back elevator and can not continue to use.
CN2007101125254A 2006-10-18 2007-06-20 Elevator controlling device Expired - Fee Related CN101164857B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006-283650 2006-10-18
JP2006283650 2006-10-18
JP2006283650A JP4680864B2 (en) 2006-10-18 2006-10-18 Elevator control device and elevator control method

Related Child Applications (4)

Application Number Title Priority Date Filing Date
CN2008102124361A Division CN101386387B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus
CN2008102124376A Division CN101607654B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus
CN2010105230497A Division CN101973472A (en) 2006-10-18 2007-06-20 Elevator controlling device and method
CN2011101697230A Division CN102198904B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus

Publications (2)

Publication Number Publication Date
CN101164857A true CN101164857A (en) 2008-04-23
CN101164857B CN101164857B (en) 2012-04-18

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Family Applications (5)

Application Number Title Priority Date Filing Date
CN2008102124376A Expired - Fee Related CN101607654B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus
CN2011101697230A Expired - Fee Related CN102198904B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus
CN2010105230497A Pending CN101973472A (en) 2006-10-18 2007-06-20 Elevator controlling device and method
CN2008102124361A Expired - Fee Related CN101386387B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus
CN2007101125254A Expired - Fee Related CN101164857B (en) 2006-10-18 2007-06-20 Elevator controlling device

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Application Number Title Priority Date Filing Date
CN2008102124376A Expired - Fee Related CN101607654B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus
CN2011101697230A Expired - Fee Related CN102198904B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus
CN2010105230497A Pending CN101973472A (en) 2006-10-18 2007-06-20 Elevator controlling device and method
CN2008102124361A Expired - Fee Related CN101386387B (en) 2006-10-18 2007-06-20 Elevator controlling apparatus

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JP (1) JP4680864B2 (en)
KR (5) KR100932588B1 (en)
CN (5) CN101607654B (en)
HK (1) HK1127331A1 (en)

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* Cited by examiner, † Cited by third party
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CN102092613A (en) * 2009-12-11 2011-06-15 株式会社日立制作所 Elevator control device
CN105073616A (en) * 2013-03-11 2015-11-18 三菱电机株式会社 Elevator device
CN105452140A (en) * 2013-08-08 2016-03-30 通力股份公司 Method for controlling an elevator and elevator

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101229023B1 (en) * 2008-03-17 2013-02-01 오티스 엘리베이터 컴파니 Elevator dispatching control for sway mitigation
JP5269038B2 (en) * 2010-11-10 2013-08-21 株式会社日立製作所 Elevator equipment
KR101243784B1 (en) * 2011-07-12 2013-03-15 티센크루프엘리베이터코리아 주식회사 Apparatus and method for controlling elevator operation
WO2013038558A1 (en) * 2011-09-16 2013-03-21 三菱電機株式会社 Elevator device
JP5489303B2 (en) * 2012-03-30 2014-05-14 東芝エレベータ株式会社 Elevator control device
JP5420708B2 (en) * 2012-03-30 2014-02-19 東芝エレベータ株式会社 Elevator control device
JP7040658B1 (en) * 2021-03-23 2022-03-23 三菱電機株式会社 Elevator controller and elevator

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6044227B2 (en) * 1980-07-02 1985-10-02 株式会社日立製作所 Elevator control operation method during earthquakes
JPS603764U (en) * 1983-06-21 1985-01-11 三菱電機株式会社 Elevator with wind control operation and building shaking amount detection device
JPH0637269B2 (en) * 1984-11-09 1994-05-18 株式会社日立製作所 Elevator control operation device
JPH04365768A (en) * 1990-12-26 1992-12-17 Toshiba Corp Control device for elevator
JPH0637269A (en) * 1992-07-17 1994-02-10 Mitsubishi Electric Corp Junction-type field effect transistor, memory device equipped therewith, and manufacture thereof
JPH08169659A (en) * 1994-12-20 1996-07-02 Hitachi Building Syst Eng & Service Co Ltd At-earthquake operation device of elevator
WO2001028910A1 (en) * 1999-10-22 2001-04-26 Mitsubishi Denki Kabushiki Kaisha Elevator controller
JP2003146552A (en) * 2001-11-14 2003-05-21 Mitsubishi Electric Corp Operation device of elevator
JP2003341954A (en) * 2002-05-29 2003-12-03 Mitsubishi Electric Building Techno Service Co Ltd Cable monitoring system for elevator
JP2004284758A (en) * 2003-03-24 2004-10-14 Toshiba Elevator Co Ltd Emergency control operation system of elevator for earthquake
JP2004359405A (en) * 2003-06-04 2004-12-24 Hitachi Building Systems Co Ltd Remote rescue method for elevator in case of earthquake
JP4716669B2 (en) * 2004-05-12 2011-07-06 東芝エレベータ株式会社 Elevator operation control device
JP4596899B2 (en) * 2004-12-07 2010-12-15 三菱電機ビルテクノサービス株式会社 Elevator control device and control method thereof, and elevator control device repair method
JP2006206200A (en) * 2005-01-25 2006-08-10 Mitsubishi Electric Corp Elevator operating device
JP2006264882A (en) * 2005-03-23 2006-10-05 Toshiba Elevator Co Ltd Elevator control operation device and elevator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102092613A (en) * 2009-12-11 2011-06-15 株式会社日立制作所 Elevator control device
CN105073616A (en) * 2013-03-11 2015-11-18 三菱电机株式会社 Elevator device
CN105452140A (en) * 2013-08-08 2016-03-30 通力股份公司 Method for controlling an elevator and elevator

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Publication number Publication date
CN102198904A (en) 2011-09-28
CN101607654B (en) 2013-03-06
KR100960441B1 (en) 2010-05-28
KR20090086489A (en) 2009-08-13
CN101386387A (en) 2009-03-18
CN102198904B (en) 2013-11-13
JP2008100796A (en) 2008-05-01
KR100935506B1 (en) 2010-01-06
CN101607654A (en) 2009-12-23
KR100960440B1 (en) 2010-05-28
JP4680864B2 (en) 2011-05-11
KR100932588B1 (en) 2009-12-17
KR20080082590A (en) 2008-09-11
KR20080035430A (en) 2008-04-23
KR20080082589A (en) 2008-09-11
KR100935507B1 (en) 2010-01-06
KR20090086488A (en) 2009-08-13
CN101164857B (en) 2012-04-18
HK1127331A1 (en) 2009-09-25
CN101973472A (en) 2011-02-16
CN101386387B (en) 2011-05-18

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