WO2014122754A1 - エレベータ装置 - Google Patents
エレベータ装置 Download PDFInfo
- Publication number
- WO2014122754A1 WO2014122754A1 PCT/JP2013/052901 JP2013052901W WO2014122754A1 WO 2014122754 A1 WO2014122754 A1 WO 2014122754A1 JP 2013052901 W JP2013052901 W JP 2013052901W WO 2014122754 A1 WO2014122754 A1 WO 2014122754A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tension wheel
- car
- wedge
- vertical
- acceleration
- Prior art date
Links
Images
Classifications
-
- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
-
- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
-
- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
- B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
Definitions
- the present invention relates to an elevator device in which a car is emergency stopped by an emergency stop device when a suspension body is broken, for example.
- the emergency stop device when an acceleration exceeding a preset value occurs in the car, the emergency stop device is activated by the abnormal acceleration detection mechanism.
- the abnormal acceleration detection mechanism has a mass body that operates in relation to the movement of the car, and when an acceleration exceeding the set value occurs in the car, the emergency stop device is used using the force generated in the mass body. Operate. Further, as the mass body, a governor rope to which an operation lever of an emergency stop device is connected, a governor sheave around which the governor rope is wound, and a tension wheel are used (for example, Patent Documents). 1).
- the longitudinal vibration of the governor rope affects the operation speed of the emergency stop device. Specifically, when the emergency stop device is operated by the abnormal acceleration detection mechanism when the suspension body is broken, the tension wheel is displaced downward by vibration. This downward displacement suppresses the rotational vibration of the governor rope, causing a delay in the lifting time of the operating lever.
- the present invention has been made to solve the above-described problems, and an object of the present invention is to obtain an elevator apparatus that can operate an emergency stop device in a shorter time when an abnormal acceleration is detected.
- An elevator apparatus is wound around a car that is raised and lowered in a hoistway, an emergency stop device mounted on the car, a plurality of sheaves provided at the upper and lower parts of the hoistway, and a sheave. It is connected to an emergency stop device and has a rope that circulates as the car moves up and down, and the sheave includes a tension wheel that can move up and down to tension the rope.
- the emergency stop device is activated using the force generated in the mass body including the sheave and the rope, and the vertical wheel is restrained from vertical vibration.
- the vertical vibration suppression device is connected to the vertical vibration suppression device, allowing the vertical displacement of the tensioned vehicle up to the normal time, while the vertical acceleration of the cage reaches the abnormal acceleration setting value. Suppress.
- the vertical vibration suppression device suppresses the vertical vibration of the tensioned vehicle, thereby preventing the rotational vibration of the rope from being suppressed.
- the emergency stop device can be operated in a shorter time.
- FIG. 1 It is a block diagram which shows the elevator apparatus by Embodiment 1 of this invention. It is a block diagram which shows typically the principal part of the elevator apparatus of FIG. It is explanatory drawing which shows the simple model of 1 degree of freedom of the governor mechanism of FIG. It is a graph which shows the time response of the displacement of the raising rod of FIG. It is explanatory drawing which shows the simple model of 3 degrees of freedom of the governor mechanism of FIG. It is explanatory drawing which shows the primary vibration mode in the simple model of FIG. It is explanatory drawing which shows the secondary vibration mode in the simple model of FIG. It is explanatory drawing which shows the tertiary vibration mode in the simple model of FIG. FIG.
- FIG. 9 is a graph showing a change in frequency according to a car position in the vibration mode of FIGS. 6 to 8.
- FIG. It is a graph which shows the case where the raising of the pull-up bar of FIG. 4 is delayed. It is a graph which shows the relationship between the frequency when force acts on the tensioning vehicle of FIG. 2, and the response of the tensioning vehicle.
- It is a front view which shows the vertical vibration suppression apparatus of FIG. It is a side view which shows the up-and-down vibration suppression apparatus of FIG.
- It is a front view which shows the vertical vibration suppression apparatus of the elevator apparatus by Embodiment 2 of this invention.
- It is a graph which shows the frequency response of the wedge receiving member of FIG.
- It is a block diagram which shows typically the principal part of the elevator apparatus by Embodiment 3 of this invention.
- FIG. 1 is a block diagram showing an elevator apparatus according to Embodiment 1 of the present invention.
- a machine room 2 is provided in the upper part of the hoistway 1.
- a hoisting machine (driving device) 3 In the machine room 2, a hoisting machine (driving device) 3, a deflecting wheel 4, and a control device 5 are installed.
- the hoisting machine 3 includes a drive sheave 6, a hoisting machine motor that rotates the driving sheave 6, and a hoisting machine brake (electromagnetic brake) 7 that brakes the rotation of the driving sheave 6.
- the hoisting machine brake 7 includes a brake wheel (drum or disk) that is coaxially coupled to the drive sheave 6, a brake shoe that contacts and separates from the brake wheel, and a brake spring that presses the brake shoe against the brake wheel and applies a braking force. And an electromagnetic magnet for releasing the braking force by releasing the brake shoe from the brake wheel against the brake spring.
- a suspension body 8 is wound around the driving sheave 6 and the deflecting wheel 4. As the suspension body 8, a plurality of ropes or a plurality of belts are used. A car 9 is connected to the first end of the suspension 8. A counterweight 10 is connected to the second end of the suspension 8.
- the car 9 and the counterweight 10 are suspended in the hoistway 1 by the suspension body 8, and are raised and lowered in the hoistway 1 by the hoisting machine 3.
- the control device 5 moves the car 9 up and down at a set speed by controlling the rotation of the hoisting machine 3.
- a pair of car guide rails 11 that guide the raising and lowering of the car 9 and a pair of counterweight guide rails 12 that guide the raising and lowering of the counterweight 10 are installed.
- an emergency stop device 15 that is engaged with the car guide rail 11 to stop the car 9 in an emergency is mounted.
- a progressive type emergency stop device is used (in general, an elevator device having a rated speed exceeding 45 m / min uses a progressive type emergency stop device).
- the emergency stop device 15 is provided with an operating lever 16 for operating the emergency stop device 15.
- the machine room 2 is provided with a speed governor 17 that detects overspeed traveling of the car 9.
- the governor 17 includes a governor sheave 18 as a sheave, an overspeed detection switch, a rope catch, and the like.
- a governor rope 19 is wound around the governor sheave 18.
- the governor rope 19 is laid in a ring shape in the hoistway 1 and connected to the operating lever 16.
- the governor rope 19 is wound around a tension wheel 20 as a sheave arranged at the lower part of the hoistway 1.
- the tension wheel 20 can move up and down to give tension to the governor rope 19.
- the governor 17 mechanically detects that the traveling speed of the car 9 has reached an overspeed. As the overspeed to be detected, a first overspeed Vos higher than the rated speed Vr and a second overspeed Vtr higher than the first overspeed are set.
- the overspeed detection switch When the traveling speed of the car 9 reaches the first overspeed Vos, the overspeed detection switch is operated. When the overspeed detection switch is operated, the power supply to the hoisting machine 3 is cut off, and the car 9 is suddenly stopped by the hoisting machine brake 7.
- FIG. 2 is a block diagram schematically showing the main part of the elevator apparatus of FIG.
- the operating lever 16 is connected to the governor rope 19 through the pulling bar 21.
- the mass body according to the first embodiment includes an operating lever 16, a governor sheave 18, a governor rope 19, a tension wheel 20, and a pulling bar 21.
- the operating lever 16 is operated using the force generated in the mass body, and the emergency stop device 15 is operated.
- the above-mentioned abnormal acceleration set value is set so that the speed of the car 9 when the emergency stop device 15 is operated by detecting the abnormal acceleration is lower than the second overspeed Vtr.
- the abnormal acceleration set value is set to a value higher than the acceleration during normal operation so that sudden acceleration of the car 9 due to abnormality of the control device 5 or the like can be detected.
- the abnormal acceleration set value is a deceleration at the time of sudden stop by the hoisting machine brake 7 so that the emergency stop device 15 does not operate when the car 9 is suddenly stopped due to a power failure or the like (so-called E-Stop). Is set to a higher value.
- the operating lever 16 and the lifting bar 21 are opposite to the direction in which the emergency stop device 15 is operated so that the emergency stop device 15 does not operate when the car 9 is normally raised or lowered or during emergency stop by the hoisting machine brake 7. Torque (resistance force) is applied.
- a vertical vibration suppression device 22 is connected to the tension wheel 20.
- the vertical vibration suppression device 22 suppresses the vertical vibration of the tensioning wheel 20 when the acceleration of the car 9 reaches the abnormal acceleration setting value while allowing the vertical displacement of the tensioning wheel 20 at a normal time.
- the vertical vibration suppression device 22 allows the tension wheel 20 to be displaced in the vertical direction at a vibration frequency lower than the primary natural frequency of the mass body, and the vibration frequency is equal to or higher than the primary natural frequency. Then, the vibration of the tension wheel 20 in the vertical direction is suppressed.
- the vertical vibration suppression device 22 has a damper 23 and a spring 24 connected in series between the lower part of the hoistway 1 and the tensioning wheel 20.
- FIG. 3 is an explanatory view showing a simple model of one degree of freedom of the governor mechanism of FIG.
- a force in a direction opposite to the direction in which the safety device 15 is operated for example, a downward pressing force by the resistance spring 25 is applied to the operating lever 16 and the pull-up bar 21.
- the governor mechanism including the mass body and the resistance spring 25 is simply the total mass of the governor rope 19, the operating lever 16 and the pull-up bar 21, and the rotational inertia of the governor sheave 18 and the tension wheel 20.
- the total mass 26 added to the mass can be evaluated as a structure supported by the resistance spring 25. For this reason, it can be said that the operation of the safety device 15 by the inertial operation of the mass body is a phenomenon in which the pull-up bar 21 vibrates at a natural frequency determined by the total mass 26 and the resistance spring 25.
- FIG. 4 is a graph showing the time response of the displacement of the pull-up bar 21 of FIG. 2, and the position where the emergency stop device 15 contacts the car guide rail 11 is indicated by a broken line.
- the vibration waveform of the pull-up bar 21 becomes a vibration waveform of a single vibration.
- the emergency stop device 15 Since the speed of the car 9 increases as the time (T0) until the emergency stop device 15 operates becomes longer, it is desirable that the emergency stop device 15 operates in about 200 msec from the detection of the abnormal acceleration set value.
- FIG. 6 is an explanatory diagram showing a primary vibration mode (vertical vibration of the tension wheel 20) in the simple model of FIG. 5, and FIG. 7 is a secondary vibration mode (the governor sheave 18 and the tension wheel 20 of the tension wheel 20 in the simple model of FIG. 5).
- FIG. 8 is an explanatory diagram showing a tertiary vibration mode (reverse phase vibration of the governor sheave 18 and the tension wheel 20) in the simplified model of FIG. 5, and
- FIG. 9 is an illustration of FIG. 6 to FIG. It is a graph which shows the change according to the cage position of the frequency in vibration mode.
- the movement of the pull-up bar 21 when the ascending / descending stroke is short is a single vibration response (natural frequency ⁇ ).
- the natural frequency shown in FIG. 9 decreases, so that the primary vibration mode (the natural frequency ⁇ 1) approaches the natural frequency ⁇ .
- the vertical vibration suppressing device 22 allows the upholstery wheel 20 when the acceleration of the car 9 reaches the abnormal acceleration set value while allowing the upholstery 20 to be displaced in the vertical direction at the normal time. Therefore, it is possible to prevent the rotational vibration of the governor rope 19 from being suppressed when an abnormal acceleration is detected, thereby preventing an emergency stop device. 15 can be operated in a shorter time.
- the response of the displacement X to the force F is obtained as shown in FIG.
- the response can be approximated by two straight lines, and the switching frequency is K / C.
- ⁇ 1 K / C It becomes.
- the tension wheel 20 can vibrate greatly in the vertical direction.
- the emergency stop device 15 when the suspension body 8 is broken, the emergency stop device 15 is operated in a short time at a speed lower than the overspeed set value in the governor 17. be able to.
- FIG. 12 is a front view showing the vertical vibration suppressing device 22 of FIG. 2, and FIG. 13 is a side view showing the vertical vibration suppressing device 22 of FIG.
- a pair of stretcher guide rails 27 are installed vertically.
- the tension wheel 20 is rotatably attached to the tension wheel mounting member 28.
- the tension wheel mounting member 28 is guided by the tension wheel guide rail 27 and can move up and down.
- the tensioning wheel device 29 is constituted by the tensioning wheel 20 and the tensioning wheel mounting member 28.
- the tensioning device 29 can be displaced only in the vertical direction.
- the base 30 is fixed near the lower end of the tensioned vehicle guide rail 27.
- the damper 23 is installed on the base 30.
- the cylinder portion of the damper 23 is connected to the tensioning device 29 via a spring 24 (not shown in FIGS. 12 and 13).
- FIG. 14 is a front view showing a vertical vibration suppressing device for an elevator apparatus according to Embodiment 2 of the present invention
- FIG. 15 is a side view showing the vertical vibration suppressing device in FIG.
- a pair of left and right wedges 31 are attached to the lower portion of the tension wheel attachment member 28.
- the wedge 31 is disposed so as to sandwich the tension wheel guide rail 27, and is normally slidable with respect to the tension wheel guide rail 27.
- a wedge receiving member 33 is supported on the lower portion of the tension wheel mounting member 28 via a pair of support springs 32.
- the wedge receiving member 33 is provided with a tapered wedge insertion hole 33a. Normally, a gap is secured between the wedge 31 and the wedge insertion hole 33a.
- the vertical vibration suppression device 36 includes a wedge 31, a support spring 32, and a wedge receiving member 33.
- Other configurations are the same as those in the first embodiment.
- FIG. 16 is a graph showing the frequency response of the wedge receiving member 33 of FIG.
- the resonance frequency of the wedge receiving member 33 is set lower than the natural frequency ( ⁇ 1) of the vertical vibration of the tension wheel 20. Therefore, for the elongation of the governor rope 19, the tensioner device 29, the wedge 31, the support spring 32, and the wedge receiving member 33 are lowered by the same amount as the elongation of the governor rope 19, and the wedge 31 is It does not contact the member 33.
- the wedge receiving member 33 does not respond to the vibration frequency ( ⁇ 1) of the tensioning wheel 20 with respect to the vertical vibration of the tensioning wheel 20 generated when the suspension body 8 is broken. Contact. At this time, when the wedge 31 bites into the wedge insertion hole 33a, the wedge 31 is pressed against the tensioning wheel guide rail 27, and the vertical vibration of the tensioning gear device 29 is suppressed.
- FIG. 17 is a block diagram schematically showing a main part of an elevator apparatus according to Embodiment 3 of the present invention.
- the speed governor 17 is installed in the upper part of the hoistway 1, but in the third embodiment, it is installed in the lower part of the hoistway 1.
- An upper sheave 34 is installed in the upper part of the hoistway 1.
- a turning sheave 35 is provided above the governor sheave 18 below the hoistway 1.
- the tension wheel 20 is disposed below the turning sheave 35.
- the governor rope 19 is directed downward from the connecting portion with the pull-up bar 21, wound around the governor sheave 18, folded upward, wound around the turning sheave 35, folded downward, and tensioned. It is wound around the wheel 20, folded back upward again, and wound around the upper sheave 34.
- the governor sheave 18, the upper sheave 34, and the turning sheave 35 are restrained in the vertical direction.
- Other configurations are the same as those of the first embodiment, and the vertical vibration suppression device 22 is connected to the tension wheel 20.
- the present invention can also be applied to an elevator apparatus of the type in which the governor 17 is installed in the lower part of the hoistway 1 and the same effects as those of the first embodiment can be obtained.
- the vertical vibration suppressing device of the second embodiment may be applied to the type of elevator apparatus shown in the third embodiment.
- the governor sheave and the governor rope are shown.
- the rope may not be the governor rope, and the sheave may not be the governor sheave.
- the 1: 1 roping elevator apparatus is shown in FIG. 1, the roping method is not limited to this, and the present invention can be applied to, for example, a 2: 1 roping elevator apparatus.
- the present invention can be applied to a machine room-less elevator without the machine room 2 and various types of elevator apparatuses.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
Description
実施の形態1.
図1はこの発明の実施の形態1によるエレベータ装置を示す構成図である。図において、昇降路1の上部には、機械室2が設けられている。機械室2には、巻上機(駆動装置)3、そらせ車4、及び制御装置5が設置されている。巻上機3は、駆動シーブ6と、駆動シーブ6を回転させる巻上機モータと、駆動シーブ6の回転を制動する巻上機ブレーキ(電磁ブレーキ)7とを有している。
dX/dt=F*1/C+dF/dt*1/K
ω1=K/C
となる。そして、1次の固有振動数よりも低い周波数では、張り車20にかかる抵抗は殆どなく、張り車20が上下に大きく振動できる。
X=F/K
に近づく。そのため、張り車20の上下変位を許容値に抑えるようにばね定数Kを設定し、1次の固有振動数で切り替わりの周波数となるように減衰定数Cを設定すれば、張り車20は、力Fの周波数に応じて適切に変位する。従って、調速機ロープ19の伸びに対する影響を受けることなく、非常止め装置15の作動時における張り車20の上下振動を効果的に抑制することができる。
次に、図14はこの発明の実施の形態2によるエレベータ装置の上下振動抑制装置を示す正面図、図15は図14の上下振動抑制装置を示す側面図である。張り車取付部材28の下部には、左右一対ずつの楔31が取り付けられている。楔31は、張り車ガイドレール27を挟んで配置されており、通常時は張り車ガイドレール27に対して摺動可能になっている。
次に、図17はこの発明の実施の形態3によるエレベータ装置の要部を模式的に示す構成図である。実施の形態1では、調速機17が昇降路1の上部に設置されているが、実施の形態3では、昇降路1の下部に設置されている。昇降路1の上部には、上部綱車34が設置されている。また、昇降路1の下部の調速機シーブ18の上方には、転向綱車35が設けられている。そして、張り車20は、転向綱車35の下方に配置されている。
また、上記の例では、調速機シーブ及び調速機ロープを示したが、ロープは調速機ロープでなくてもよく、綱車は調速機シーブでなくてもよい。
さらに、図1では1:1ローピングのエレベータ装置を示したが、ローピング方式はこれに限定されるものではなく、例えば2:1ローピングのエレベータ装置にもこの発明は適用できる。
さらにまた、この発明は、機械室2を持たない機械室レスエレベータや、種々のタイプのエレベータ装置に適用できる。
Claims (4)
- 昇降路内を昇降されるかご、
前記かごに搭載されている非常止め装置、
前記昇降路の上部及び下部に設けられている複数の綱車、及び
前記綱車に巻き掛けられており、かつ前記非常止め装置に接続されており、前記かごの昇降に伴って循環移動されるロープ
を備え、
前記綱車には、前記ロープに張力を与えるために上下動可能な張り車が含まれており、
前記かごの加速度が予め設定された異常加速度設定値に達した場合に、前記綱車及び前記ロープを含む質量体に発生する力を利用して前記非常止め装置を作動させるエレベータ装置であって、
前記張り車には、上下振動抑制装置が接続されており、
前記上下振動抑制装置は、通常時に前記張り車の上下方向への変位を許容しつつ、前記かごの加速度が前記異常加速度設定値に達したときに前記張り車の上下方向への振動を抑制するエレベータ装置。 - 前記上下振動抑制装置は、前記質量体の1次の固有振動数よりも低い振動周波数では前記張り車の上下方向への変位を許容し、前記1次の固有振動数以上の振動周波数では前記張り車の上下方向への振動を抑制する請求項1記載のエレベータ装置。
- 前記上下振動抑制装置は、前記昇降路と前記張り車との間に直列に接続されているダンパ及びばねを有している請求項2記載のエレベータ装置。
- 前記張り車の上下方向への変位を案内する張り車ガイドレールをさらに備え、
前記上下振動抑制装置は、前記張り車とともに上下方向へ変位する楔と、前記張り車に対して支持ばねを介して接続されている楔受け部材とを有しており、
前記楔受け部材には、楔挿入孔が設けられており、
前記楔受け部材の周波数応答は、通常時の前記張り車の上下方向変位に対しては楔受け部材が前記張り車とともに変位し、前記かごの加速度が前記異常加速度設定値に達したときには前記楔受け部材が変位しないように設定されており、
前記かごの加速度が前記異常加速度設定値に達したときに、前記楔が前記楔挿入孔に食い込むことにより、前記楔が前記張り車ガイドレールに押し付けられ、前記張り車の上下振動が抑えられる請求項1記載のエレベータ装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201380071721.5A CN104955757B (zh) | 2013-02-07 | 2013-02-07 | 电梯装置 |
US14/761,221 US9957133B2 (en) | 2013-02-07 | 2013-02-07 | Elevator apparatus |
DE112013006610.6T DE112013006610B4 (de) | 2013-02-07 | 2013-02-07 | Aufzugsvorrichtung |
JP2014560593A JP5959668B2 (ja) | 2013-02-07 | 2013-02-07 | エレベータ装置 |
PCT/JP2013/052901 WO2014122754A1 (ja) | 2013-02-07 | 2013-02-07 | エレベータ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2013/052901 WO2014122754A1 (ja) | 2013-02-07 | 2013-02-07 | エレベータ装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014122754A1 true WO2014122754A1 (ja) | 2014-08-14 |
Family
ID=51299367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2013/052901 WO2014122754A1 (ja) | 2013-02-07 | 2013-02-07 | エレベータ装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9957133B2 (ja) |
JP (1) | JP5959668B2 (ja) |
CN (1) | CN104955757B (ja) |
DE (1) | DE112013006610B4 (ja) |
WO (1) | WO2014122754A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103459289B (zh) * | 2011-04-01 | 2016-10-12 | 三菱电机株式会社 | 电梯装置 |
EP2913289B1 (en) * | 2014-02-28 | 2016-09-21 | ThyssenKrupp Elevator AG | Elevator system |
DE112015005500B4 (de) * | 2015-01-13 | 2019-09-19 | Mitsubishi Electric Corporation | Aufzugsteuervorrichtung |
EP3317219B1 (en) * | 2015-07-03 | 2021-01-27 | Otis Elevator Company | Elevator vibration damping device |
CN107758470B (zh) * | 2016-08-18 | 2020-06-09 | 奥的斯电梯公司 | 用于补偿轮的张紧装置、补偿轮及电梯 |
CN106904507A (zh) * | 2017-04-05 | 2017-06-30 | 宁波宏大电梯有限公司 | 一种张紧力恒定的弹簧式限速器张紧装置 |
US11738971B2 (en) | 2021-06-25 | 2023-08-29 | Otis Elevator Company | Elevator governor tension frame damper |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4742763B1 (ja) * | 1968-05-28 | 1972-10-28 | ||
JPS50112951A (ja) * | 1974-02-15 | 1975-09-04 | ||
JPH07228447A (ja) * | 1994-02-18 | 1995-08-29 | Hitachi Ltd | エレベーター |
JPH1171069A (ja) * | 1997-09-01 | 1999-03-16 | Hitachi Building Syst Co Ltd | ガバナロープの制振装置 |
JP2008013309A (ja) * | 2006-07-05 | 2008-01-24 | Toshiba Elevator Co Ltd | エレベータのガバナ装置のテンショナ |
WO2011042972A1 (ja) * | 2009-10-08 | 2011-04-14 | 三菱電機株式会社 | エレベータの張り車装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1944772A (en) * | 1932-09-10 | 1934-01-23 | Westinghouse Elec Elevator Co | Elevator compensating rope sheave |
JPS58119573A (ja) * | 1982-01-07 | 1983-07-16 | 三菱電機株式会社 | エレベ−タ装置 |
US4522285A (en) * | 1983-10-20 | 1985-06-11 | Otis Elevator Company | Hydraulic tie-down for elevators |
GB2212782B (en) * | 1987-11-25 | 1991-01-30 | Poon Otto L | A lift |
US5277276A (en) * | 1992-10-07 | 1994-01-11 | Otis Elevator Company | Compensating rope sheave tie down |
JPH072451A (ja) | 1993-06-16 | 1995-01-06 | Hitachi Ltd | エレベータ用ガバナ誤動作防止装置 |
JPH0840510A (ja) * | 1994-08-01 | 1996-02-13 | Murata Mach Ltd | 昇降台吊持装置 |
JPH1121044A (ja) | 1997-07-01 | 1999-01-26 | Toshiba Corp | エレベータ装置 |
US6216824B1 (en) * | 1998-12-24 | 2001-04-17 | United Technologies Corporation | Semi-active elevator hitch |
WO2005016812A1 (en) * | 2003-08-06 | 2005-02-24 | Otis Elevator Company | Shock absorbing hitch |
JP2006103924A (ja) * | 2004-10-07 | 2006-04-20 | Toshiba Elevator Co Ltd | 主ロープの振れ止装置、及びこれを備えるエレベータ |
EP1849734B1 (de) * | 2006-04-28 | 2009-09-09 | Inventio Ag | Bremseinrichtung einer Aufzugskabine |
FI20060627L (fi) * | 2006-06-28 | 2007-12-29 | Kone Corp | Järjestely vastapainottomassa hississä |
EP2125389B1 (de) * | 2007-03-12 | 2015-05-06 | Inventio AG | Aufzug |
JP2008230779A (ja) * | 2007-03-20 | 2008-10-02 | Toshiba Elevator Co Ltd | エレベータ |
WO2010106392A1 (en) * | 2009-03-20 | 2010-09-23 | Otis Elevator Company | Elevator load bearing member vibration control |
US9505587B2 (en) | 2010-11-01 | 2016-11-29 | Mitsubishi Electric Corporation | Elevator with acceleration detection |
-
2013
- 2013-02-07 JP JP2014560593A patent/JP5959668B2/ja active Active
- 2013-02-07 CN CN201380071721.5A patent/CN104955757B/zh active Active
- 2013-02-07 WO PCT/JP2013/052901 patent/WO2014122754A1/ja active Application Filing
- 2013-02-07 DE DE112013006610.6T patent/DE112013006610B4/de active Active
- 2013-02-07 US US14/761,221 patent/US9957133B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4742763B1 (ja) * | 1968-05-28 | 1972-10-28 | ||
JPS50112951A (ja) * | 1974-02-15 | 1975-09-04 | ||
JPH07228447A (ja) * | 1994-02-18 | 1995-08-29 | Hitachi Ltd | エレベーター |
JPH1171069A (ja) * | 1997-09-01 | 1999-03-16 | Hitachi Building Syst Co Ltd | ガバナロープの制振装置 |
JP2008013309A (ja) * | 2006-07-05 | 2008-01-24 | Toshiba Elevator Co Ltd | エレベータのガバナ装置のテンショナ |
WO2011042972A1 (ja) * | 2009-10-08 | 2011-04-14 | 三菱電機株式会社 | エレベータの張り車装置 |
Also Published As
Publication number | Publication date |
---|---|
JP5959668B2 (ja) | 2016-08-02 |
DE112013006610B4 (de) | 2022-07-14 |
JPWO2014122754A1 (ja) | 2017-01-26 |
US20150353323A1 (en) | 2015-12-10 |
CN104955757B (zh) | 2017-02-08 |
CN104955757A (zh) | 2015-09-30 |
DE112013006610T5 (de) | 2015-10-29 |
US9957133B2 (en) | 2018-05-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5726374B2 (ja) | エレベータ装置 | |
JP5959668B2 (ja) | エレベータ装置 | |
JP6152964B2 (ja) | エレベータ装置 | |
JP5645955B2 (ja) | エレベータ装置 | |
JP6012596B2 (ja) | エレベータ装置 | |
JP5774220B2 (ja) | エレベータ装置 | |
JP5325904B2 (ja) | 非常止め装置及びそれを備えたエレベーター装置 | |
WO2017094102A1 (ja) | エレベータ装置 | |
JP6062009B2 (ja) | エレベータ装置 | |
JP5591504B2 (ja) | エレベータ | |
JP6188962B2 (ja) | エレベータ装置 | |
JP6678814B2 (ja) | エレベータ装置 | |
JP7418623B2 (ja) | エレベーター装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 13874605 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2014560593 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14761221 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1120130066106 Country of ref document: DE Ref document number: 112013006610 Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 13874605 Country of ref document: EP Kind code of ref document: A1 |