WO2004089802A1 - エレベータの秤装置 - Google Patents
エレベータの秤装置 Download PDFInfo
- Publication number
- WO2004089802A1 WO2004089802A1 PCT/JP2003/004404 JP0304404W WO2004089802A1 WO 2004089802 A1 WO2004089802 A1 WO 2004089802A1 JP 0304404 W JP0304404 W JP 0304404W WO 2004089802 A1 WO2004089802 A1 WO 2004089802A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- car
- rotation support
- support base
- elevator
- weighing device
- Prior art date
Links
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
- B66B1/3476—Load weighing or car passenger counting devices
- B66B1/3484—Load weighing or car passenger counting devices using load cells
Definitions
- the present invention relates to an elevator weighing apparatus for measuring a load on a car. Background art
- a car is suspended in a hoistway by a plurality of main ropes during the night.
- the tension generated at the end of the main rope is received by the main rope receiving section at the top of the hoistway.
- the main cable receiving portion is, for example, a member such as a beam fixed to an upper portion in a hoistway, or a floor portion of a machine room.
- a rope cycle is connected to the end of each main rope, and a shirt-clamp spring that expands and contracts according to the tension generated at the end of the main rope is provided between each rope shirtle and the main rope receiving section. Have been.
- a weighing device is provided in the main cable receiving part, and the load fluctuation in the car due to passengers and luggage is measured.
- the load in the car exceeds the rated load, the car is prevented from moving up and down. Further, the driving force generated by the driving device is controlled according to the load.
- a detection plate is mounted on two or three shirt loop springs. Then, the load on the car is detected by detecting the displacement of the detection plate accompanying the displacement of the rope shirtcle.
- the present invention has been made to solve the above-described problems, and has as its object to obtain an elevator weighing apparatus capable of improving measurement accuracy.
- An elevator weighing device is provided between a plurality of rope clasps connected to ends of a plurality of main ropes and a main rope receiving section that receives tension acting on the ends of the main ropes,
- a rotation support base that detects the weight of the car from the tension, is rotatably provided in the main cable receiving portion, supports the total tension, and is rotated according to the magnitude of the total tension.
- An elastic member is provided between the rotation support base and the main cable receiving portion, and expands and contracts according to the total tension, and a detector that outputs a signal corresponding to the rotation position of the rotation support base is provided.
- FIG. 1 is a configuration diagram showing an elevator according to Embodiment 1 of the present invention
- FIG. 2 is a side view showing the weighing device of FIG. 1,
- FIG. 3 is a plan view showing the weighing device of FIG. 2,
- FIG. 4 is a side view showing an elevator weighing apparatus according to Embodiment 2 of the present invention
- FIG. 5 is a plan view showing an elevator weighing apparatus according to Embodiment 3 of the present invention.
- FIG. 1 is a configuration diagram showing an elevator according to Embodiment 1 of the present invention.
- a machine room 2 is provided above the hoistway 1.
- a driving device (winding machine) 3 having a driving sheave 3a is installed.
- a plurality of (only one is shown in FIG. 1) main ropes 4 are wound around the driving sheave 3a.
- the car 5 and the counterweight 6 are suspended in the hoistway 1 by the main rope 4, and are lifted and lowered in the hoistway 1 by the driving force of the driving device 3.
- the car 5 has a car frame 7 and a car room 8 supported in the car frame 7.
- a pair of car suspension wheels 9a and 9b around which the main rope 4 is wound are provided.
- Counterweight 6 In the upper part of the vehicle, a counterweight suspension wheel 10 around which the main rope 4 is wound is provided.
- the main rope 4 has a car side end 4a and a counterweight side end 4b.
- the car side end 4a is connected to the machine room floor 2a, which is a main rope receiving portion, through a car side cleat 11.
- the counterweight side end 4b is connected to the machine room floor 2a via the counterweight side cleat 12. That is, the tension generated at the car side end 4a and the counterweight side end 4b is received by the machine room floor 2a.
- the main rope 4 is wound from the car side end 4 a in the order of the car suspension wheels 9 a, 9 b, the drive sheave 3 a and the counterweight suspension wheel 10, and the counterweight side end 4. It has reached b. That is, the car 5 and the counterweight 6 are suspended by a 2: 1 roving method.
- a weighing device 13 for measuring the loaded load of the car 5 is provided between the car-side cleat 11 and the machine room floor 2a.
- FIG. 2 is a side view showing the weighing device 13 of FIG. 1
- FIG. 3 is a plan view showing the weighing device 13 of FIG.
- each car-side cleat 11 includes a shirt load 14 connected to the car-side end 4 a, an individual spring receiver (upper spring support) 15 attached to the upper end of the shuttle load 14, It has a shackle spring 16 that abuts on the individual spring receiver 15 and expands and contracts in accordance with the tension generated at the car-side end 4a.
- a base 20 is fixed on the machine room floor 2a.
- a bearing 21 is fixed on the base 20.
- the bearing 21 is provided with a horizontally extending rotating shaft 23. Have been.
- the rotation support 23 is attached to the rotation shaft 23 so as to be rotatable around the rotation shaft 23.
- the rotation support 24 has a common spring receiver (lower spring receiver) 25 that receives the lower ends of all the shirt clasps 16.
- the common spring receiver 25 is provided with a plurality of cleat through holes 25 a through which the shirt loop rod 14 passes.
- the rotation support 24 supports the total tension generated at the car-side end 4a.
- a pair of weighing springs 26 as elastic members is provided between the common spring receiver 25 and the base 20.
- the rotation support base 24 is rotated according to the magnitude of the total tension generated at the car-side end 4a.
- the weighing spring 26 expands and contracts according to the total amount of tension generated at the car side end 4a.
- An operating piece 27 is fixed to the tip of the common spring receiver 25.
- a detector 28 that outputs a signal according to the rotation position of the rotation support base 24 is disposed on the disk 20.
- the detector 28 has a cylindrical coil part 29 and an iron core part 30 passed through the coil part 29.
- the coil part 29 is fixed to the base 20, and the iron core part 30 is moved up and down in the coil part 29 with the up and down movement of the operation piece 27.
- Detector 28 is connected to an elevator control panel (not shown) via signal line 31 o
- the weighing device 13 includes a pace 20, a bearing 21, a rotating shaft 23, a rotating support 24 including a common spring receiver 25, a weighing spring 26, a moving piece 27, and a detector 2. 8, and the signal line 31.
- the rotation support 24 is rotated about the rotation shaft 23 according to the total amount of tension generated at the car side end 4 a, and the rotation support
- the movement piece 27 is displaced in the vertical direction by the rotation of 24.
- the displacement of the operation piece 27 is detected by the detector 28, and a signal corresponding to the rotation position of the rotation support base 24 is output from the detector 28.
- the signal output from the detector 28 is sent to the control panel via the signal line 31.
- a change in the total tension generated at the car side end 4a is determined by a signal from the detector 28.
- the amount of movement of the moving piece 27 in the vertical direction is converted into an electric quantity (voltage) by the detector 28. Is converted and output as a signal.
- the change in the amount of electricity that changes in proportion to the vertical movement of the motion piece 27 is proportional to the change in the tension of the main rope 4, so that the change in the tension can be obtained from the amount of electricity.
- the change in the loaded load in the car room 8 can be obtained from the change in the tension generated at the car side end 4a. That is, as described above, the tension P includes the weight Wc of the car 5 and the weight Wr of the car side portion of the main rope 4 in addition to the load W, but the weight Wc of the car 5 Is a known value, and the weight W r of the main rope 4 can be easily obtained from the position of the car 5.
- Wr is easily determined according to the position of the car 5.
- FIG. 4 is a side view showing an elevator weighing apparatus according to Embodiment 2 of the present invention.
- a detection piece 32 is fixed to the tip of the common spring receiver 25.
- a detector 33 that outputs a signal according to the rotation position of the rotation support stand 24 is arranged.
- the detector 33 is disposed so as to face the detected piece 32 and detects a distance between the detected piece 32 and the detected piece 32.
- the detector 33 for example, a well-known distance sensor using capacitance, change in magnetic flux, reflection of detection light, or the like can be used. That is, the detector 33 detects the distance to the test piece 32 without contact with the test piece 32.
- the detector 33 is connected to the elevator control panel via a signal line 31.
- Other configurations are the same as those of the first embodiment.
- FIG. 5 is a plan view showing a weighing device for an elevator according to Embodiment 3 of the present invention.
- the cage-side cleats 11 corresponding to the even (eight) main ropes 4 are arranged in two rows of four each.
- the car-side cleats 11 corresponding to the odd (seven) main ropes 4 are arranged in two rows, so that one row has four and the other has In the row, three main ropes 4 are arranged.
- L1, L2 Ll + a
- L3 L1 + 2Xa
- L4 Ll + 3xa
- L 5 L 1 + b be the distance to the spring 26, and let P be the tension generated at the car side of one main rope 4.
- R 1 (PL 1 + 2 PL 2 + 2 PL 3 + 2 PL4) / L 5
- R 2 (2 PL 1 + 2 PL 2 + 2PL 3 + PL4) / L 5
- R 1 is larger than R 2 (R 1> R 2), and the tie spring through hole 34 at a distance L 1 closer to the rotation axis 23 has a larger expansion / contraction of the weighing spring 26. growing. For this reason, by increasing the arrangement density of the car-side cleats 11 farther from the rotation shaft 23 than the placement density of the car-side cleats 11 closer to the rotation shaft 23, the rotation support base The amount of rotation of 24 is increased, and detection accuracy can be improved.
- the lid 34 is shown as the closing member in the third embodiment, the closing member may be an adhesive tape or the like.
- the present invention can be applied to a machine room-less elevator without a machine room.
- the main cable receiving portion is a member such as a beam fixed to an upper portion in the hoistway.
- the elevator of the 2: 1 one-buffing method is shown, but the roving method is not particularly limited.
- the present invention can be applied to a 1: 1 roving type elevator. 1: In the one-bout one-bing elevator, the car-side end of the main rope is connected to the upper beam of the car frame. That is, the main cable receiving part is the upper beam. Therefore, the weighing device is mounted on the upper beam in an upside-down state in the first to third embodiments.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Elevator Control (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/004404 WO2004089802A1 (ja) | 2003-04-07 | 2003-04-07 | エレベータの秤装置 |
CN03807942.9A CN1665737A (zh) | 2003-04-07 | 2003-04-07 | 电梯的秤重装置 |
EP03816287A EP1612176A4 (en) | 2003-04-07 | 2003-04-07 | WEIGHING DEVICE FOR ELEVATOR |
JP2004553526A JPWO2004089802A1 (ja) | 2003-04-07 | 2003-04-07 | エレベータの秤装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/004404 WO2004089802A1 (ja) | 2003-04-07 | 2003-04-07 | エレベータの秤装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004089802A1 true WO2004089802A1 (ja) | 2004-10-21 |
Family
ID=33156437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/004404 WO2004089802A1 (ja) | 2003-04-07 | 2003-04-07 | エレベータの秤装置 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1612176A4 (ja) |
JP (1) | JPWO2004089802A1 (ja) |
CN (1) | CN1665737A (ja) |
WO (1) | WO2004089802A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1878683A2 (de) * | 2006-07-10 | 2008-01-16 | Inventio AG | Einrichtung zur Bestimmung der Last in einer Aufzugskabine |
US7784589B2 (en) | 2006-07-10 | 2010-08-31 | Inventio Ag | Elevator lift cage load measuring assembly |
CN108689274A (zh) * | 2017-04-10 | 2018-10-23 | 株式会社日立制作所 | 电梯的称重装置 |
US10618772B2 (en) | 2017-06-20 | 2020-04-14 | Otis Elevator Company | Elevator termination assembly that provides an indication of elevator car load |
JP2020183322A (ja) * | 2019-05-09 | 2020-11-12 | 東芝エレベータ株式会社 | 異常診断システム |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103359565B (zh) * | 2012-04-06 | 2016-04-06 | 富士达株式会社 | 电梯的绳缆张力测量方法以及装置 |
CN103274270B (zh) * | 2013-06-09 | 2016-06-08 | 江南嘉捷电梯股份有限公司 | 一种电梯轿厢称重装置 |
CN103588061B (zh) * | 2013-11-29 | 2016-03-09 | 日立电梯(中国)有限公司 | 电梯称重装置 |
CN103754717B (zh) * | 2014-01-24 | 2016-09-14 | 广西建工集团建筑机械制造有限责任公司 | 一种施工升降机的起重量限制装置 |
JP6742436B2 (ja) * | 2016-12-09 | 2020-08-19 | 三菱電機株式会社 | エレベータの秤装置 |
CN107662863B (zh) * | 2017-07-28 | 2023-06-23 | 陈华应 | 一种电梯防坠方法 |
WO2022003233A1 (en) * | 2020-07-03 | 2022-01-06 | Kone Corporation | A tension member tension monitoring arrangement, a tension member tension monitoring method and an elevator |
CN112079217A (zh) * | 2020-10-09 | 2020-12-15 | 上海昶屹机电科技有限公司 | 电梯轿厢荷载实时检测***和方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53102558A (en) * | 1977-02-18 | 1978-09-06 | Hitachi Ltd | Device for detecting load of luggage loaded on elevator cage |
JPH05264328A (ja) * | 1992-01-30 | 1993-10-12 | Inventio Ag | エレベータ車両用の荷重計測装置 |
JPH06255933A (ja) * | 1993-03-03 | 1994-09-13 | Otis Elevator Co | エレベーターの過荷重検出装置 |
JP2581357B2 (ja) * | 1991-10-04 | 1997-02-12 | 三菱電機株式会社 | エレベーターの主索装置 |
EP0849207A1 (en) * | 1996-12-20 | 1998-06-24 | Kone Oy | Procedure and apparatus for the measurement of elevator load |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5149922A (en) * | 1989-09-08 | 1992-09-22 | Mitsubishi Denki Kabushiki Kaisha | Elevator load detector device using movable detector plates |
US5172782A (en) * | 1991-11-15 | 1992-12-22 | Otis Elevator Company | Pivot mount of elevator load-weighing at car hitch |
-
2003
- 2003-04-07 EP EP03816287A patent/EP1612176A4/en not_active Withdrawn
- 2003-04-07 WO PCT/JP2003/004404 patent/WO2004089802A1/ja active Application Filing
- 2003-04-07 JP JP2004553526A patent/JPWO2004089802A1/ja active Pending
- 2003-04-07 CN CN03807942.9A patent/CN1665737A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53102558A (en) * | 1977-02-18 | 1978-09-06 | Hitachi Ltd | Device for detecting load of luggage loaded on elevator cage |
JP2581357B2 (ja) * | 1991-10-04 | 1997-02-12 | 三菱電機株式会社 | エレベーターの主索装置 |
JPH05264328A (ja) * | 1992-01-30 | 1993-10-12 | Inventio Ag | エレベータ車両用の荷重計測装置 |
JPH06255933A (ja) * | 1993-03-03 | 1994-09-13 | Otis Elevator Co | エレベーターの過荷重検出装置 |
EP0849207A1 (en) * | 1996-12-20 | 1998-06-24 | Kone Oy | Procedure and apparatus for the measurement of elevator load |
Non-Patent Citations (1)
Title |
---|
See also references of EP1612176A4 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1878683A2 (de) * | 2006-07-10 | 2008-01-16 | Inventio AG | Einrichtung zur Bestimmung der Last in einer Aufzugskabine |
EP1878683A3 (de) * | 2006-07-10 | 2009-05-20 | Inventio AG | Einrichtung zur Bestimmung der Last in einer Aufzugskabine |
US7784589B2 (en) | 2006-07-10 | 2010-08-31 | Inventio Ag | Elevator lift cage load measuring assembly |
CN108689274A (zh) * | 2017-04-10 | 2018-10-23 | 株式会社日立制作所 | 电梯的称重装置 |
CN108689274B (zh) * | 2017-04-10 | 2020-07-07 | 株式会社日立制作所 | 电梯的称重装置 |
US10618772B2 (en) | 2017-06-20 | 2020-04-14 | Otis Elevator Company | Elevator termination assembly that provides an indication of elevator car load |
JP2020183322A (ja) * | 2019-05-09 | 2020-11-12 | 東芝エレベータ株式会社 | 異常診断システム |
Also Published As
Publication number | Publication date |
---|---|
EP1612176A4 (en) | 2009-08-05 |
JPWO2004089802A1 (ja) | 2006-07-06 |
EP1612176A1 (en) | 2006-01-04 |
CN1665737A (zh) | 2005-09-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2004089802A1 (ja) | エレベータの秤装置 | |
CN102762481B (zh) | 电梯装置 | |
CN108502671B (zh) | 用于电梯***的传感式电梯轿厢导向装置 | |
JP2014129181A (ja) | エレベータのロープ状態モニタ方法および装置 | |
US20050167207A1 (en) | Double deck elevator | |
CN1951793B (zh) | 电梯的自动检查装置以及电梯的自动检查方法 | |
EP1911712B1 (en) | Elevator speed governor, speed governing method and program | |
WO2018083739A1 (ja) | エレベーター装置、および秤装置の校正方法 | |
JPWO2002038480A1 (ja) | エレベーターのかご側荷重検出装置 | |
CN101326118A (zh) | 电梯 | |
CN109455586A (zh) | 多厢电梯 | |
JP4137795B2 (ja) | 荷重検出装置及びその制御方法、エレベータ装置 | |
JP5007498B2 (ja) | エレベータの秤装置診断方法 | |
CN113165841B (zh) | 电梯的张力测定装置 | |
CN108689274B (zh) | 电梯的称重装置 | |
KR100923174B1 (ko) | 하중 측정장치를 구비한 엘리베이터 | |
CN114585579B (zh) | 电梯的张力测定装置 | |
WO2019130425A1 (ja) | エレベーター | |
JP7031015B2 (ja) | エレベータの張力測定装置 | |
JP2605990B2 (ja) | エレベータの制御装置 | |
WO2004058618A1 (en) | Elevator machine with direct shaft torque sensing | |
WO2023247036A1 (en) | Method and arrangement for monitoring elevator suspension rope condition | |
JPH09278304A (ja) | エレベータの制御装置 | |
JP2006008348A (ja) | エレベータ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 03807942.9 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2004553526 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2003816287 Country of ref document: EP |
|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): CN JP |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT RO SE SI SK TR |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWP | Wipo information: published in national office |
Ref document number: 2003816287 Country of ref document: EP |