CN101198536B - Contactless power supply device for elevator - Google Patents

Contactless power supply device for elevator Download PDF

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Publication number
CN101198536B
CN101198536B CN2006800212136A CN200680021213A CN101198536B CN 101198536 B CN101198536 B CN 101198536B CN 2006800212136 A CN2006800212136 A CN 2006800212136A CN 200680021213 A CN200680021213 A CN 200680021213A CN 101198536 B CN101198536 B CN 101198536B
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CN
China
Prior art keywords
mentioned
guide rail
power supply
elevator
car
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2006800212136A
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Chinese (zh)
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CN101198536A (en
Inventor
大坪亮
中垣薰雄
出森公人
中田好彦
繁田正昭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Elevator and Building Systems Corp
Original Assignee
Toshiba Elevator Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Elevator Co Ltd filed Critical Toshiba Elevator Co Ltd
Publication of CN101198536A publication Critical patent/CN101198536A/en
Application granted granted Critical
Publication of CN101198536B publication Critical patent/CN101198536B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Elevator Control (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)

Abstract

An AC current is passed from an AC power source device (13) to a guide rail (10) for guiding an elevator car (7) along an elevator hoistway. A power reception device (18) is provided on the car (7), and the power reception device (18) is close to the guide rail (10) through which the AC current is passed and produces electromotive force by electromagnetic induction. The power reception device (18) is incorporated in a guidance device (12) for guiding the car (7) along the guide rail (10). Electric power produced at the power reception device (18) is supplied to each electric device of the car (7) through a power reception circuit (21).

Description

The contactless power supply device of elevator
Technical field
The present invention relates to contactless power supply device along guide rail elevator of the electrical equipment supply capability of mobile car in lift path.
Background technology
In being located at the in-to-in elevator of building, the car of the elevator that in lift path, moves possesses electrical equipments such as illumination equipment, air interchanger, operation board.These electrical equipments need be supplied to required electric power.In general elevator, power feeding section is located at the top of lift path, the bottom from this power supply to car, is connected with lead-in wire with dangling.Electric power is supplied to the electrical equipment of car from power feeding section via this lead-in wire.
But under the situation of utilizing above-mentioned lead-in wire supply capability, along with car moves, lead-in wire is crooked by times without number halfway.Therefore, quickened the deterioration along with the time limit, the durable years of lead-in wire shortens.In addition, lift path prolongs if building uprises, and then lead-in wire also is suitable for long lead-in wire, causes damage so lead-in wire might touch on the equipment class in the lift path through himself swing.
Special permission application publication number sign indicating number, the spy of day disclosure special permission communique opens 2000-355474 communique and spy and opens that the 2002-338150 communique has proposed and lead-in wire various power device.These electric supply installations possess the supply line that is provided with along lift path vertical ground from the power supply on the top that is arranged on lift path.Car possesses non-contactly the electric body that receives near supply line.Supply line flows through alternating current.Receive electric body to produce electric power through electromagnetic induction.The electrical equipment of car uses this electric power as power supply.
Summary of the invention
But, as stated, in lift path, being provided with and being used for the supply line of special use of supply capability, this makes their support structure become complicated.Be used for laying the construction operation cost time of supply line, and the cost that is used for being provided with uprises also.Particularly, in the long high-rise of lift path, it is remarkable that this problem becomes.
The present invention provides a kind of and does not use lead-in wire and can be with simple structure and at an easy rate to the contactless power supply device of the elevator of the electrical equipment supply capability of car.
Contactless power supply device of the present invention possesses guide rail and current-collecting device.Guide rail is arranged on along vertical in the lift path of elevator, the guiding car, and have function as the power supply part that alternating current is flow through.Current-collecting device is arranged at car under with respect to the approaching non-contactly state of guide rail, produce electric power through the induced electric motive force that is caused by alternating current.And current-collecting device supplies to this electric power the electrical equipment that is located in the car.
In the case, preferably, guide rail is provided with a pair of, and this counter part is connected on the ground wire.In addition, car possesses the guidance device that engages with guide rail, is contained in the guidance device in the current-collecting device, perhaps constitutes integratedly with guidance device.And guidance device possesses leading boots, or possess a plurality of rollers with respect to the guide rail rolling touch with respect to the guide rail moving contact.In the case, the scope that contacts with guidance device at least of guide rail is covered by insulating element.
Description of drawings
Fig. 1 is the integrally-built figure of elevator that roughly representes to possess the contactless power supply device of an embodiment of the present invention.
Fig. 2 is the block diagram of guidance device shown in Figure 1.
The specific embodiment
The elevator 100 that possesses the contactless power supply device 3 of an embodiment of the present invention describes with reference to Fig. 1 and Fig. 2.Elevator 100 shown in Figure 1 possesses lift path 1, Machine Room 2, contactless power supply device 3, winch 4, main rope 5, car 7, bob-weight 8, guide rail 10 and guidance device 12.This elevator 100 is located at Machine Room 2 on the top of the lift path 1 of building.Winch 4 is located at the inside of Machine Room 2.Main rope 5 is wound on the winch 4.
Car 7 and bob-weight 8 are configured in the inside of lift path 1.Car 7 and bob-weight 8 are suspended in the lift path 1 via main rope 5, drive and move round about each other through winch 4.Guide rail 10 is arranged in parallel, and is arranged in the lift path 1 with a pair of in the right side and the left side of extending along vertical.Car 7 is configured between the pair of guide rails 10, moves along this guide rail 10.
Car 7 has guidance device 12 towards the top of each guide rail 10 and the outside of bottom.As shown in Figure 2, each guidance device 12 has the horizontal section of コ word shape, and side is equipped with the boots of leading with insulativity within it.Sliding in state of insulativity is moving to be contacted having in the outside of leading boots and guide rail 10.Each guide rail 10 is formed by conductive materials such as iron and steel.
Ac power supply apparatus 13 is located in the Machine Room 2 that is on the lift path 1.Ac power supply apparatus 13 is connected with guide rail 10 via distribution 14, and guide rail 10 is applied alternating current and energising.The bottom of pair of guide rails 10 interconnects through the lead 16 that possesses resistor 15.Ac power supply apparatus 13, pair of guide rails 10 and lead 16 formation feed circuit with resistor 15.
In addition, each guide rail 10 is fixed on the internal side wall of lift path 1 via support component.Each guide rail 10 is with respect to separately support component electrical isolation.One in the pair of guide rails 10 is connected on the ground wire 17.In addition, be connected under the situation on the ground wire 17, also can omit the insulation of guide rail 10 at guide rail 10.
Guidance device 12 preferably by non-magnetic material for example the synthetic resin material of abrasion test, hard that sliding is good form.Current-collecting device 18 is housed in the guidance device 12.
Current-collecting device 18 by unshakable in one's determination 19 and the coil 20 that is wound on this iron core 19 constitute.Unshakable in one's determination 19 form cooresponding コ word shape along guidance device 12, under the state of the coil 20 of reeling respectively on the arm separately, are assembled in the inside of guidance device 12.Thereby, under the state approaching and clip guide rail 20 ground configuration coil 20 with respect to the guide rail of guidance device 12 engaging 10.
In this embodiment, contactless power supply device 3 is made up of pair of guide rails 10, ac power supply apparatus 13, distribution 14, resistor 15, lead 16, ground wire 17 and current-collecting device 18.In the case, pair of guide rails is as the power supply part performance function to current-collecting device 18.
Car 7 is equipped with and receives circuit 21.Coil 20 is connected with the circuit 21 that receives in being located at car 7.
Car 7 possesses guidance device 12 corresponding to each guide rail 10 respectively on 4 positions of top and bottom.In this embodiment, wherein be assembled with current-collecting device 18 in 1 guidance device 12.In addition, current-collecting device 18 is not limited to be assembled in 1 situation in the guidance device 12, also can constitute, and it is assembled in two or 3 and then the whole guidance device 12.
Under the situation in elevator work, under the state of 13 pairs of guide rails of ac power supply apparatus, 10 energising alternating currents, car 7 moves along guide rail 10.The current-collecting device 18 that is assembled in the guidance device 12 is approaching with respect to the guide rail 10 that alternating current flows through, and is aspectant state.Through flowing through alternating current, around guide rail 10, produce magnetic field.This magnetic field produces electro-motive force in coil 20.Receive current transformation that circuit 21 will produce through this electro-motive force electric power, each electrical equipment in the car 7 are supplied with this electric power for predetermined voltage.
No matter guide rail 10 and coil 20 cars 7 are in moving or all always approaching with aspectant state in stopping.Thereby as long as in guide rail 10, flow through electric current, coil 20 will produce electric power through the electro-motive force based on the principle of electromagnetic induction.As a result, each electrical equipment of car 7 is supplied to the electric power that needs.
Like this, in this embodiment, be not in order lift path 1 supply capability to be provided with special-purpose power supply part, but with guide rail 10 as the power supply part utilization.If power supply part also is set except guide rail in addition, then must likewise power supply part also be assembled with sufficient parallelism with guide rail.Therefore, compare with the elevator that is suitable for lead-in wire, establishment charges uprises.
Has the elevator of electric supply installation of the present invention owing to need power supply part be set in addition in lift path 1, so construction operation is simpler.Thereby the cost of the setting of relevant elevator can reduce significantly.Owing to do not need special-purpose power supply part, thus especially in the long skyscraper of the distance of lift path, be favourable aspect construction operation and the cost.
As with the device of car 7 along guide rail 10 guiding, except possessing the sliding type guidance device 12 of leading boots, also known have a roll-type guidance device.This guidance device possesses a plurality of rollers with guide rail 10 moving contacts.Each roller is guided through rotation, so that car 7 moves along guide rail 10.The present invention also can be built-in current-collecting device 18, or the structure of combination integratedly in such roll-type guidance device.
The guide rail 10 that has been energized alternating current is also preferably covered by insulating element.Owing to can preventing that worker contact from getting an electric shock on guide rail 10, enter in the lift path 1 and carry out various upkeep operations safely so can in guide rail 10, flow through under the state of electric current worker.
In addition, in the present invention, be the structure that in pair of guide rails 10 both sides that move of rising of guiding car 7 and decline, flows through alternating current.As another kind of structure, also can be the structure that only in guide rail 10 some, flows through alternating current.In addition, current-collecting device 18 also can be arranged on and the suitable locational structure that flows through the guide rail 10 cooresponding cars 7 of alternating current except interior dress or one are assembled in the structure in the guidance device 12 of car 7.
More than, according to the present invention, owing to utilize existing guide rail that elevator possesses, so can be with simple structure and at an easy rate to the electrical equipment supply capability of car as power supply part.
Industrial applicibility
The present invention is in the elevator of the type that car moves along guide rail, for the electrical equipment supply capability that moves with car is suitable for.

Claims (8)

1. the contactless power supply device of an elevator is characterized in that, possesses:
Guide rail is arranged on along vertical in the lift path of elevator, the guiding car, and have function as the power supply part that alternating current is flow through; And
Current-collecting device is arranged at above-mentioned car under with respect to the approaching non-contactly state of above-mentioned guide rail, and produce electric power through the induced electric motive force that causes by above-mentioned alternating current, and this electric power is supplied to the electrical equipment that is located in the above-mentioned car,
Above-mentioned guide rail is provided with a pair of, and this counter part is connected on the ground wire.
2. the contactless power supply device of elevator as claimed in claim 1 is characterized in that,
Above-mentioned car possesses the guidance device that engages with above-mentioned guide rail, is contained in the above-mentioned guidance device in the above-mentioned current-collecting device.
3. the contactless power supply device of elevator as claimed in claim 1 is characterized in that,
Above-mentioned car possesses the guidance device that engages with above-mentioned guide rail, and above-mentioned current-collecting device and above-mentioned guidance device constitute integratedly.
4. the contactless power supply device of elevator as claimed in claim 2 is characterized in that,
Above-mentioned guidance device possesses the boots of leading with respect to above-mentioned guide rail moving contact.
5. the contactless power supply device of elevator as claimed in claim 3 is characterized in that,
Above-mentioned guidance device possesses the boots of leading with respect to above-mentioned guide rail moving contact.
6. the contactless power supply device of elevator as claimed in claim 2 is characterized in that,
Above-mentioned guidance device possesses a plurality of rollers with respect to above-mentioned guide rail rolling touch.
7. the contactless power supply device of elevator as claimed in claim 3 is characterized in that,
Above-mentioned guidance device possesses a plurality of rollers with respect to above-mentioned guide rail rolling touch.
8. like the contactless power supply device of each described elevator of claim 2 to 7, it is characterized in that,
At least the scope that contacts with above-mentioned guidance device of above-mentioned guide rail is covered by insulating element.
CN2006800212136A 2005-09-13 2006-09-08 Contactless power supply device for elevator Expired - Fee Related CN101198536B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005265063A JP2007076787A (en) 2005-09-13 2005-09-13 Non-contact power feeding device of elevator
JP265063/2005 2005-09-13
PCT/JP2006/317877 WO2007032280A1 (en) 2005-09-13 2006-09-08 Contactless power supply device for elevator

Publications (2)

Publication Number Publication Date
CN101198536A CN101198536A (en) 2008-06-11
CN101198536B true CN101198536B (en) 2012-05-30

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CN2006800212136A Expired - Fee Related CN101198536B (en) 2005-09-13 2006-09-08 Contactless power supply device for elevator

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CN (1) CN101198536B (en)
WO (1) WO2007032280A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102712443B (en) * 2010-01-29 2014-07-09 三菱电机株式会社 Elevator car power-supply device
JP4957817B2 (en) * 2010-02-04 2012-06-20 コニカミノルタビジネステクノロジーズ株式会社 Sheet transport device
WO2012014222A1 (en) * 2010-07-28 2012-02-02 Badhe Vijay Padmakar Implementing cable less elevator system
EP2738132A1 (en) * 2012-11-30 2014-06-04 Aufzugswerke Schmitt & Sohn GmbH & Co. KG Lift assembly
CN104370173A (en) * 2014-11-07 2015-02-25 江苏安赫电气有限公司 Elevator operation and control system
CN105398918B (en) * 2015-11-30 2018-12-04 苏州中远电梯有限公司 A kind of device to charge in elevator moving process to electric car
CN105552900A (en) * 2016-01-21 2016-05-04 江苏蒙哥马利电梯有限公司 Non-contact electric energy transmission system used for elevator
JP2019011141A (en) * 2017-06-29 2019-01-24 株式会社日立製作所 Non-contact power supply system
JP7062399B2 (en) * 2017-10-16 2022-05-06 株式会社日立製作所 Contactless power supply elevator
CN108726334A (en) * 2018-08-14 2018-11-02 常熟市新虞电器有限责任公司 Skip bucket and cage wireless charging positioning device
CN110950211A (en) * 2019-12-06 2020-04-03 广州广日电气设备有限公司 Elevator car system
CN111675065B (en) * 2020-06-08 2022-02-22 日立楼宇技术（广州）有限公司 Power supply detection method, system, device, equipment and storage medium of elevator

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JP2001122543A (en) * 1999-10-26 2001-05-08 Toshiba Fa Syst Eng Corp Elevator control device
JP2002037546A (en) * 2000-07-24 2002-02-06 Hitachi Ltd Elevator device
JP4633323B2 (en) * 2002-08-30 2011-02-16 東芝エレベータ株式会社 Elevator derailing detection device

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Publication number Publication date
CN101198536A (en) 2008-06-11
JP2007076787A (en) 2007-03-29
WO2007032280A1 (en) 2007-03-22

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