WO2006090453A1 - エレベータ用調速機 - Google Patents
エレベータ用調速機 Download PDFInfo
- Publication number
- WO2006090453A1 WO2006090453A1 PCT/JP2005/003003 JP2005003003W WO2006090453A1 WO 2006090453 A1 WO2006090453 A1 WO 2006090453A1 JP 2005003003 W JP2005003003 W JP 2005003003W WO 2006090453 A1 WO2006090453 A1 WO 2006090453A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- governor
- friction wheel
- rotated
- governor sheave
- engagement member
- Prior art date
Links
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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/044—Mechanical overspeed governors
Definitions
- the present invention relates to a speed governor for an elevator having a speed governor sheave that is rotated as a force moves.
- Patent Document 1 Japanese Patent Laid-Open No. 2002-370879
- the present invention has been made to solve the above-described problems, and provides a governor for an elevator that can more accurately detect that the speed of a car has reached a predetermined overspeed.
- the purpose is to obtain.
- An elevator governor according to the present invention is rotatably supported on a base and is provided coaxially with a governor sheave that is rotated according to the movement of the car, and the governor sheave.
- a flywheel or governor sheave that is pivotally mounted on a friction wheel or governor sheave supported by the platform and that rotates by the centrifugal force generated by the rotation of the governor sheave.
- a contactor trip lever that is provided so as to be pivotable, and is pivotally provided on a governor sheave that is pivoted by the flyweight. When the speed reaches a predetermined overspeed, the contact with the contactor trip lever disengages from the contact with the friction wheel, causing the friction wheel to rotate in the same direction as the governor sheave.
- an engagement member that rotates integrally with the friction wheel, and normally engages with the engagement member. It has a switch lever which is operated by the engaging member when it is rolling, comprising a car stop switch that is actuated by the operation of the switch lever! /
- FIG. 1 is a configuration diagram showing an elevator apparatus according to Embodiment 1 of the present invention.
- FIG. 2 is a front view showing the governor of FIG.
- FIG. 3 is a front view showing the governor immediately after the contact of FIG. 2 comes into contact with the friction wheel.
- FIG. 4 is a front view showing the governor when the force stop switch of FIG. 2 is activated.
- FIG. 1 is a configuration diagram showing an elevator apparatus according to Embodiment 1 of the present invention.
- a machine room 2 is provided above the hoistway 1.
- the drive device 3 has a drive sheave 3a.
- a plurality of main ropes 4 (in the figure, one is shown for simplicity) are wound around the driving sheave 3a.
- a force 5 and a counterweight 6 are suspended by a main rope 4.
- the car 5 and the counterweight 6 are moved up and down in the hoistway 1 by the driving force of the driving device 3.
- a pair of car guide rails 7 and a pair of counterweight guide rails (not shown) are installed in the hoistway 1.
- the force 5 is guided by the force guide rail 7 and travels in the hoistway 1 Go up and down.
- the counterweight 6 is moved up and down in the hoistway 1 by being guided by the counterweight guide rail.
- the car 5 is equipped with a pair of emergency stop devices 8 for forcibly stopping the movement of the force cage 5 and a link mechanism 9 connected to each emergency stop device 8.
- a speed governor 10 that detects the overspeed of the car 5 and operates each emergency stop device 8 is provided.
- the governor 10 may be provided in the hoistway 1.
- a rotatable tension wheel 11 is provided at the lower part in the hoistway 1.
- a governor rope 12 connected to the link mechanism 9 is wound around the governor 10 and the tension wheel 11.
- the governor rope 12 is circulated as the car 5 moves up and down.
- FIG. 2 is a front view showing the governor 10 of FIG.
- a governor sheave 15 that is rotatable about a horizontally extending sheave shaft 14 is supported on a base 13 that is fixed in the machine room 2.
- the governor rope 12 is wound around the governor sheave 15.
- a pair of flyweights 17 that are rotatable about a pin 16 are provided.
- the flyweights 17 are connected to each other via a link member 18.
- Each flyweight 17 is rotated by a centrifugal force generated by the rotation of the governor sheave 15. Between the end of one flyweight 17 and the governor sheave 15 is provided a balance spring 42 that resists centrifugal force.
- the governor sheave 15 is provided with an engaging claw trip lever 20 that can be rotated about an axis 19 that is parallel to the pin 16.
- One flyweight 17 is in contact with a part of the engaging claw trip lever 20.
- the engagement claw trip lever 20 is rotated about the shaft 19 by the rotation of one flyweight 17.
- the shaft 19 is provided with a torsion spring 21 that urges the engaging claw trip lever 20 in a direction to abut against one flyweight 17.
- the base 13 supports a ratchet 22 that can rotate around the sheave axle 14.
- a plurality of teeth are provided on the outer periphery of the ratchet 22.
- An engaging claw 23 that selectively engages either one of the engaging claw trip lever 20 and the ratchet 22 is pivotally supported on one pin 16.
- the engaging claw 23 is urged by a pulling spring 24 in a direction to engage with the ratchet 22.
- the engagement claw 23 is normally engaged with the engagement claw trip lever 20 and released from the ratchet 22. When the engagement claw trip lever 20 is disengaged, the spring of the tension spring 24 is released. It is turned by force and engages with the ratchet 22.
- the governor sheave 15 is provided with a contact trip lever 26 that is rotatable about an axis 25 that is parallel to the pin 16. A part of the contact trip lever 26 is in contact with the other flyweight 17. The contact trip lever 26 is rotated about the shaft 25 by the rotation of the other flyweight 17.
- the shaft 25 is provided with a torsion spring 27 that urges the contact trip lever 26 in a direction in which the contact trip lever 26 is brought into contact with the other flyweight 17.
- the base 13 supports a friction wheel 28 that can rotate around a sheave shaft 14.
- the friction wheel 28 is arranged on the side opposite to the governor sheave 15 side of the ratchet 22 with respect to the axial direction of the sheave shaft 14. That is, the ratchet 22 is arranged between the governor sheave 15 and the friction wheel 28 in the axial direction of the sheave shaft 14.
- the outer peripheral portion of the friction wheel 28 is made of a wear-resistant high friction material.
- the governor sheave 15 is provided with a contact 29 that can rotate around the other pin 16.
- the contact 29 has a contact surface 29a made of a high friction material.
- the contact 29 includes a contact position (FIG. 3) where the contact surface 29a contacts the outer periphery of the friction wheel 28, and a separation position where the contact surface 29a is separated from the friction wheel 28 when engaged with the contact trip lever 26. (Fig. 2).
- the contact 29 is biased by the pull spring 30 in a direction in which the contact surface 29a contacts the friction wheel 28, that is, a direction approaching the contact position.
- the contact 29 is normally engaged with the contact trip lever 26 and separated from the friction wheel 28.
- the contact spring 29 is rotated by the spring force of the tension spring 30. It is moved and comes into contact with the outer periphery of the friction wheel 28.
- the amount of rotation of the other flyweight 17 when the engagement between the contact 29 and the contact trip lever 26 is disengaged is one when the engagement claw 23 and the engagement claw trip lever 20 are disengaged. Is set smaller than the amount of rotation of the flyweight 17.
- the friction wheel 28 is provided with an engagement member 31 that extends radially outward from the friction wheel 28. As a result, the engagement member 31 is rotated integrally with the friction wheel 28. A recess 32 is provided at the outer end of the engagement member 31.
- the base 13 is provided with a car stop switch 33 for stopping power supply to the drive device 3 and operating a brake device (not shown) of the drive device 3.
- Cage stop switch The switch 33 includes a switch body 34 and a switch lever 35 that is rotatably provided on the switch body 34. The car stop switch 33 is operated by operating the switch lever 35.
- the switch lever 35 normally engages with the engaging member 31 and is operated by the engaging member 31 when the friction wheel 28 is rotated. Further, the switch lever 35 is engaged with the engagement member 31 in the circumferential direction of the friction wheel 28 by inserting the tip end portion of the switch lever 35 into the recess 32.
- an arm 36 is rotatably provided.
- a shoe 37 pressed against the governor rope 12 is rotatably provided.
- a spring shaft 38 is passed through the distal end portion 36 a of the arm 36.
- a connecting lever 39 is connected between one end of the spring shaft 38 and the ratchet 22.
- a spring receiving member 40 is provided at the other end of the spring shaft 38.
- a pressing spring 41 for pressing the shoe 37 against the governor rope 12 is provided between the tip 36a of the arm 36 and the spring receiving member 40.
- FIG. 3 is a front view showing the speed governor 10 immediately after the contact 29 in FIG. 2 contacts the friction wheel 28.
- FIG. 4 is a front view showing the speed governor 10 when the car stop switch 33 of FIG. 2 is operated.
- the friction wheel 28 is rotated in the same direction as the speed governor sheave 15, and the switch lever 35 is operated by the engaging member 31.
- the car stop switch 33 is activated, power supply to the driving device 3 is stopped, and the movement of the car 5 is stopped by the brake device of the driving device 3.
- each flyweight 17 is further rotated by the centrifugal force generated by the rotation of the governor sheave 15, and the engagement claw 23 engages with the engagement claw trip lever 20. Come off.
- the engaging claw 23 is rotated by the spring force of the tension spring 24 and engages with the teeth of the ratchet 22. This allows you to 22 is rotated slightly with the governor sheave 15.
- the engaging member 31 provided in the friction wheel 28 is provided with a recess 32, and the switch lever 35 is engaged with the circumferential direction of the friction wheel 28 by being inserted into the recess 32.
- the switch lever 35 can be operated regardless of the direction of rotation of the friction wheel 28 because it is engaged with the member 31. As a result, not only when the force 5 is lowered, but also when the force 5 is raised, it is more accurately detected that the speed of the force 5 has reached a predetermined overspeed. be able to.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005800153307A CN100540436C (zh) | 2005-02-24 | 2005-02-24 | 电梯用限速器 |
JP2007504587A JP4745332B2 (ja) | 2005-02-24 | 2005-02-24 | エレベータ用調速機 |
EP05719453A EP1852383A4 (en) | 2005-02-24 | 2005-02-24 | CONTROLLER FOR ELEVATOR |
PCT/JP2005/003003 WO2006090453A1 (ja) | 2005-02-24 | 2005-02-24 | エレベータ用調速機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2005/003003 WO2006090453A1 (ja) | 2005-02-24 | 2005-02-24 | エレベータ用調速機 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006090453A1 true WO2006090453A1 (ja) | 2006-08-31 |
Family
ID=36927104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/003003 WO2006090453A1 (ja) | 2005-02-24 | 2005-02-24 | エレベータ用調速機 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1852383A4 (ja) |
JP (1) | JP4745332B2 (ja) |
CN (1) | CN100540436C (ja) |
WO (1) | WO2006090453A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013510059A (ja) * | 2009-11-10 | 2013-03-21 | ティッセンクルップ・エレベーター・アーゲー | エレベータ・システムの調速機のためのアクチュエータ |
US11465881B2 (en) * | 2018-04-25 | 2022-10-11 | Otis Elevator Company | Governor assembly and elevator system |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102471012B (zh) | 2009-07-20 | 2015-10-07 | 奥的斯电梯公司 | 电梯调速器系统 |
WO2012035641A1 (ja) * | 2010-09-17 | 2012-03-22 | 三菱電機株式会社 | エレベータ用調速機 |
CN105923488A (zh) * | 2016-06-29 | 2016-09-07 | 西继迅达(许昌)电梯有限公司 | 新型能自动触发的单向自动复位限速器 |
CN107311004A (zh) * | 2016-06-29 | 2017-11-03 | 西继迅达(许昌)电梯有限公司 | 新型防溜车单向自动复位限速器 |
CN105923494A (zh) * | 2016-06-29 | 2016-09-07 | 西继迅达(许昌)电梯有限公司 | 新型具有速度监控的单向防溜车限速器 |
CN105923496A (zh) * | 2016-06-29 | 2016-09-07 | 西继迅达(许昌)电梯有限公司 | 新型具有速度监控的单向自动防溜车限速器 |
CN105947828A (zh) * | 2016-06-29 | 2016-09-21 | 西继迅达(许昌)电梯有限公司 | 新型具有速度监控的单向限速器 |
CN105947830A (zh) * | 2016-06-29 | 2016-09-21 | 西继迅达(许昌)电梯有限公司 | 新型具有速度监控的单向自动复位防溜车限速器 |
CN105923487A (zh) * | 2016-06-29 | 2016-09-07 | 西继迅达(许昌)电梯有限公司 | 新型自动防溜车单向自复位限速器 |
CN105947826A (zh) * | 2016-06-29 | 2016-09-21 | 西继迅达(许昌)电梯有限公司 | 新型单向自动复位限速器 |
CN105936457A (zh) * | 2016-06-29 | 2016-09-14 | 西继迅达(许昌)电梯有限公司 | 新型具有速度监控的防溜车单向自复位限速器 |
CN106115408A (zh) * | 2016-06-29 | 2016-11-16 | 西继迅达(许昌)电梯有限公司 | 新型防溜车单向自复位限速器 |
CN105923489A (zh) * | 2016-06-29 | 2016-09-07 | 西继迅达(许昌)电梯有限公司 | 一种新型自动防溜车单向限速器 |
CN105947827A (zh) * | 2016-06-29 | 2016-09-21 | 西继迅达(许昌)电梯有限公司 | 新型单向限速器 |
CN105883528A (zh) * | 2016-06-29 | 2016-08-24 | 西继迅达(许昌)电梯有限公司 | 新型具有速度监控的单向防溜车自复位限速器 |
CN105947829A (zh) * | 2016-06-29 | 2016-09-21 | 西继迅达(许昌)电梯有限公司 | 新型自动防溜车单向自动复位限速器 |
CN106115407A (zh) * | 2016-06-29 | 2016-11-16 | 西继迅达(许昌)电梯有限公司 | 新型具有速度监控、能自动触发的单向自复位限速器 |
CN105923486A (zh) * | 2016-06-29 | 2016-09-07 | 西继迅达(许昌)电梯有限公司 | 新型具有速度监控的单向自复位限速器 |
CN107311005A (zh) * | 2016-06-29 | 2017-11-03 | 西继迅达(许昌)电梯有限公司 | 新型单向自复位限速器 |
CN112141849B (zh) * | 2019-06-27 | 2023-07-04 | 奥的斯电梯公司 | 用于电梯系统的限速器组件、电梯安全系统和电梯系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1800270A1 (de) | 1967-10-04 | 1969-05-22 | Aufzuege Ag Schaffhausen | Geschwindigkeitsbegrenzer fuer Aufzuege |
JPS6064963U (ja) * | 1983-10-13 | 1985-05-08 | 三成研機株式会社 | 昇降体の安全装置 |
CN1319550A (zh) | 2000-04-14 | 2001-10-31 | 中国建筑科学研究院建筑机械化研究分院 | 电梯双向限速器 |
JP2002370879A (ja) * | 2001-06-12 | 2002-12-24 | Mitsubishi Electric Corp | エレベータ用調速機 |
-
2005
- 2005-02-24 JP JP2007504587A patent/JP4745332B2/ja not_active Expired - Fee Related
- 2005-02-24 EP EP05719453A patent/EP1852383A4/en not_active Withdrawn
- 2005-02-24 CN CNB2005800153307A patent/CN100540436C/zh not_active Expired - Fee Related
- 2005-02-24 WO PCT/JP2005/003003 patent/WO2006090453A1/ja active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1800270A1 (de) | 1967-10-04 | 1969-05-22 | Aufzuege Ag Schaffhausen | Geschwindigkeitsbegrenzer fuer Aufzuege |
JPS6064963U (ja) * | 1983-10-13 | 1985-05-08 | 三成研機株式会社 | 昇降体の安全装置 |
CN1319550A (zh) | 2000-04-14 | 2001-10-31 | 中国建筑科学研究院建筑机械化研究分院 | 电梯双向限速器 |
JP2002370879A (ja) * | 2001-06-12 | 2002-12-24 | Mitsubishi Electric Corp | エレベータ用調速機 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1852383A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013510059A (ja) * | 2009-11-10 | 2013-03-21 | ティッセンクルップ・エレベーター・アーゲー | エレベータ・システムの調速機のためのアクチュエータ |
US11465881B2 (en) * | 2018-04-25 | 2022-10-11 | Otis Elevator Company | Governor assembly and elevator system |
Also Published As
Publication number | Publication date |
---|---|
CN100540436C (zh) | 2009-09-16 |
EP1852383A4 (en) | 2012-11-14 |
JPWO2006090453A1 (ja) | 2008-07-17 |
JP4745332B2 (ja) | 2011-08-10 |
CN1953927A (zh) | 2007-04-25 |
EP1852383A1 (en) | 2007-11-07 |
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