CN201424329Y - Traction device of maglev elevator - Google Patents
Traction device of maglev elevator Download PDFInfo
- Publication number
- CN201424329Y CN201424329Y CN200920042849XU CN200920042849U CN201424329Y CN 201424329 Y CN201424329 Y CN 201424329Y CN 200920042849X U CN200920042849X U CN 200920042849XU CN 200920042849 U CN200920042849 U CN 200920042849U CN 201424329 Y CN201424329 Y CN 201424329Y
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- electromagnet
- guide rail
- elevator
- alternating current
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Abstract
The utility model relates to a traction device of a maglev elevator, which is applicable to the maglev elevator and can replace the traction motor in the traditional elevator to provide lifting powerfor the maglev elevator. The traction device comprises a DC electromagnetic device, a DC electromagnet fixing frame, a guide rail electromagnet and a guide rail electromagnet fixing frame, wherein theDC electromagnetic device comprises a DC electromagnet I, a DC electromagnet II, a DC electromagnet III and a DC magnetic circuit core of the electromagnets and is fixedly arranged on the upper sideand the lower side of an elevator car through the DC electromagnet fixing frame, the DC electromagnet I, the DC electromagnet II and the DC electromagnet III of the DC electromagnetic device are respectively arranged on the guide rail side of the elevator car and an elevator counterweight, a three-phase AC coil is arranged on the core of the guide rail electromagnet, and the DC electromagnet and the guide rail electromagnet on the side walls of the elevator car and the elevator counterweight form a synchronous linear motor.
Description
Technical field
The utility model relates to a kind of magnetic levitation elevator drag device, is applicable to magnetic levitation elevator, replaces the hoisting motor of traditional elevator, for magnetic levitation elevator provides lifting power.
Background technology
At present, common elevator drag device all is made up of alternating-current motor/AC motor and speed reduction gearing, and structure is complicated and break down easily.Known magnetic levitation elevator traction is to be provided by the suction between two electromagnet magnetic fields, produce enough big traction and must give the very big electric current of electromagnetism Tie Tong, will cause energy dissipation like this, environmental pollution, and bring very big potential safety hazard.And elevator must be guaranteed safety as the vertical transportation instrument.
Summary of the invention
The purpose of this utility model is to provide a kind of magnetic levitation elevator drag device at above-mentioned weak point, this drag device can provide reliable and stable lifting power for magnetic levitation elevator, and can accurately control elevator lifting speed, overcome the deficiency of existing magnetic levitation elevator lifting power instability and high energy consumption.
The technical scheme that the utility model magnetic levitation elevator drag device is adopted is: the magnetic levitation elevator drag device comprises dc electromagnetic device, the DC electromagnet fixed mount, the guide rail electromagnet, guide rail electromagnet fixed mount, described dc electromagnetic device comprises DC electromagnet I, DC electromagnet II, DC electromagnet III and direct solenoid iron circuit iron core, respectively by the DC electromagnet fixed mount be fixed on lift car on, downside, the DC electromagnet I of dc electromagnetic device, DC electromagnet II and DC electromagnet III are separately positioned on lift car and the Elevator weight sensor rail-sides separately.
Described DC electromagnet I, DC electromagnet II and DC electromagnet III are made of direct solenoid iron core and d-c solenoid respectively.Described guide rail electromagnet is made of guide rail electromagnet core and three-phase alternating current coil.
The three-phase alternating current coil is arranged on the guide rail electromagnet core, passes to three plase alternating current on the three-phase alternating current coil, just forms the magnetic field that moves up and down on the electromagnetism guide rail.The DC electromagnet of lift car and counterweight sidewall and guide rail electromagnet have formed synchronous linear electric motor.The d-c solenoid of lift car and counterweight sidewall is equivalent to the excitation winding of synchronous linear electric motor, and the three-phase alternating current coil of guide rail electromagnet is equivalent to the armature of synchronous linear electric motor.Go up direct current (DC) when d-c solenoid is logical, the guide rail magnet coil leads to when going up three plase alternating current, can produce tractive force up and down, i.e. elevator lifting power.Voltage that can be by regulating the three-phase alternating current coil and frequency realize the adjusting to lifting power and speed.
Principle of work: DC electromagnet I, the DC electromagnet II of lift car and counterweight four dc electromagnetic devices separately bias direct current electric current identical when normal operation with size on DC electromagnet III leads to, under perfect condition, because the size of current of each dc coil is identical, so the electromagnet core of they and guide rail produces the identical power of size, gap length between guide rail electromagnet and three DC electromagnet is identical, make the magnetic suspension between cab realization and the guide rail, thereby realize cab horizontal direction no touch is supported and the no touch guiding.If being lift car or counterweight, dc electromagnetic device produced skew forward, be the gap of fwd gap greater than the back, then increase the electric current of DC electromagnet III, reduce the electric current of DC electromagnet I, make the power of fwd power greater than the back, under the effect of this power, dc electromagnetic device drives car or counterweight comes back to the desirable balance position.
When the three-phase alternating current coil to the guide rail electromagnet leads to three plase alternating current, just on guide rail, form the electromagnetic field that moves up and down, and and dc electromagnetic device between produce electromagnetic force, be that guide rail electromagnet and dc electromagnetic device have formed synchronous linear electric motor, under the tractive force of synchronous linear electric motor, cab has just realized operation up and down.The accurate control that can realize and running velocity big or small simultaneously by the voltage and the frequency of adjusting guide rail electromagnet to elevator traction power.
The beneficial effects of the utility model are, can accurately control elevator lifting power size and elevator speed by regulating three-phase alternating current piezoelectric voltage and frequency, and suspending windings also formed the excitation winding of synchronous linear electric motor when lift force is provided, and are very energy-conservation.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified, owing in the utility model, Elevator weight sensor and cab drag device are identical, so following is the example explanation with magnetic levitation elevator cab drag device figure.
Fig. 1 is magnetic levitation elevator car of the present utility model and drag device front view.
Fig. 2 is magnetic levitation elevator car of the present utility model and drag device birds-eye view.
Fig. 3 is magnetic levitation elevator car of the present utility model and drag device A portion enlarged drawing.
Fig. 4 is magnetic levitation elevator car of the present utility model and drag device B portion enlarged drawing.
Among the figure 1, the DC electromagnet fixed mount, 2, lift car, 3, the guide rail electromagnet, 4, guide rail electromagnet fixed mount, 5, DC electromagnet I, 6, DC electromagnet II, 7, direct solenoid iron circuit iron core, 8, DC electromagnet III.
The specific embodiment
With reference to accompanying drawing 1～4, the magnetic levitation elevator drag device comprises dc electromagnetic device, DC electromagnet fixed mount (1), guide rail electromagnet (3), guide rail electromagnet fixed mount (4), described dc electromagnetic device comprises DC electromagnet I (5), DC electromagnet II (6), DC electromagnet III (8) and direct solenoid iron circuit iron core (7), respectively by DC electromagnet fixed mount (1) be fixed on lift car (2) on, downside, the DC electromagnet I of dc electromagnetic device (5), DC electromagnet II (6) and DC electromagnet III (8) are separately positioned on lift car (2) and the Elevator weight sensor rail-sides separately.
Described DC electromagnet I (5), DC electromagnet II (6) and DC electromagnet III (8) are made of direct solenoid iron core and d-c solenoid respectively; Described guide rail electromagnet (3) is made of guide rail electromagnet core and three-phase alternating current coil.
The three-phase alternating current coil is arranged on the guide rail electromagnet core, passes to three plase alternating current on the three-phase alternating current coil, thereby forms the magnetic field that moves up and down on the electromagnetism guide rail.The DC electromagnet and the guide rail electromagnet of lift car (2) and counterweight sidewall have formed synchronous linear electric motor.The DC electromagnet of lift car (2) and counterweight sidewall is equivalent to the excitation winding of synchronous linear electric motor, and the three-phase alternating current coil of guide rail electromagnet (3) is equivalent to the armature of synchronous linear electric motor.Go up direct current (DC) when d-c solenoid is logical, the guide rail magnet coil leads to when going up three plase alternating current, can produce tractive force up and down, i.e. elevator lifting power.Voltage that can be by regulating the three-phase alternating current coil and frequency realize the adjusting to lifting power and speed.
The utility model, four dc electromagnetic devices are fixed on the upper and lower sides of lift car (2) by DC electromagnet fixed mount (1) in Fig. 1, and guide rail electromagnet (3) is fixed on the elevator hoistways wall by guide rail electromagnet fixed mount (4).The DC electromagnet I of four dc electromagnetic devices (5) when normal operation, DC electromagnet II (6) leads to the identical bias current (direct current) of size with DC electromagnet III (8), form magnetic loop by direct solenoid iron circuit iron core (7), under perfect condition, because the size of current of each dc coil is identical, so they produce the identical power of size with the guide rail electromagnet core, promptly in B portion enlarged drawing, gap length between guide rail electromagnet (3) and three DC electromagnet is identical, make the magnetic suspension between cab (2) realization and the guide rail, thereby realize cab horizontal direction no touch is supported and the no touch guiding.In B portion enlarged drawing, if dc electromagnetic device has produced skew forward, be the gap of fwd gap greater than the back, then increase the electric current of DC electromagnet III (8), reduce the electric current of DC electromagnet I (5), make fwd power greater than the power of back, under the effect of this power, dc electromagnetic device drives car or counterweight comes back to the desirable balance position.
When going up three plase alternating current to guide rail electromagnet (3) coil is logical, just on guide rail, form the electromagnetic field that moves up and down, and and dc electromagnetic device between produce electromagnetic force, be that guide rail electromagnet and dc electromagnetic device have formed synchronous linear electric motor, under the tractive force of synchronous linear electric motor, cab has just realized operation up and down.The accurate control that can realize and running velocity big or small simultaneously by the voltage and the frequency of adjusting guide rail electromagnet (3) to elevator traction power.
Claims (3)
1, a kind of magnetic levitation elevator drag device is characterized in that comprising dc electromagnetic device, DC electromagnet fixed mount, guide rail electromagnet and guide rail electromagnet fixed mount; Described dc electromagnetic device comprises DC electromagnet I, DC electromagnet II, DC electromagnet III and direct solenoid iron circuit iron core, be fixed on the upper and lower side of lift car and counterweight respectively by the DC electromagnet fixed mount, the DC electromagnet I of dc electromagnetic device, DC electromagnet II and DC electromagnet III are separately positioned on lift car and the Elevator weight sensor rail-sides separately; The three-phase alternating current coil is arranged on the guide rail electromagnet core, passes to three plase alternating current on the three-phase alternating current coil, thereby forms the magnetic field that moves up and down on the electromagnetism guide rail; The DC electromagnet of lift car and counterweight sidewall and guide rail electromagnet have formed synchronous linear electric motor; The DC electromagnet of lift car and counterweight sidewall is equivalent to the excitation winding of synchronous linear electric motor, and the three-phase alternating current coil of cage guide is equivalent to the armature of synchronous linear electric motor.
2, magnetic levitation elevator drag device according to claim 1 is characterized in that described DC electromagnet I, DC electromagnet II and DC electromagnet III are made of direct solenoid iron core and d-c solenoid respectively.
3, magnetic levitation elevator drag device according to claim 1 is characterized in that described guide rail electromagnet is made of guide rail electromagnet core and three-phase alternating current coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920042849XU CN201424329Y (en) | 2009-06-26 | 2009-06-26 | Traction device of maglev elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920042849XU CN201424329Y (en) | 2009-06-26 | 2009-06-26 | Traction device of maglev elevator |
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| Publication Number | Publication Date |
|---|---|
| CN201424329Y true CN201424329Y (en) | 2010-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200920042849XU Expired - Fee Related CN201424329Y (en) | 2009-06-26 | 2009-06-26 | Traction device of maglev elevator |
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| CN (1) | CN201424329Y (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205922A (en) * | 2010-03-31 | 2011-10-05 | 陈德荣 | Hydraulic maglev elevator |
| CN102745576A (en) * | 2012-04-23 | 2012-10-24 | 林智勇 | Maglev elevator |
| CN104150302A (en) * | 2014-08-18 | 2014-11-19 | 青岛盛嘉信息科技有限公司 | Lift |
| CN104150293A (en) * | 2014-08-01 | 2014-11-19 | 青岛盛嘉信息科技有限公司 | Lifting control method |
| CN104310136A (en) * | 2014-08-15 | 2015-01-28 | 青岛盛嘉信息科技有限公司 | Elevator brake control method |
| CN104310174A (en) * | 2014-08-20 | 2015-01-28 | 山东建筑大学 | Linear motor-driven elevator for circular building |
| CN104671034A (en) * | 2014-11-17 | 2015-06-03 | 阮自恒 | Small rope-less elevator with magnetic fields |
| CN105173998A (en) * | 2015-11-02 | 2015-12-23 | 江苏建筑职业技术学院 | Electromagnetically powered elevator device and control method thereof |
| CN105439044A (en) * | 2014-10-31 | 2016-03-30 | 比亚迪股份有限公司 | Forklift and pallet fork lifting system and pallet fork lifting control method thereof |
| CN105905763A (en) * | 2016-05-24 | 2016-08-31 | 无锡职业技术学院 | Electromagnetic power rope-free lifting elevator |
| CN106132864A (en) * | 2014-03-14 | 2016-11-16 | 奥的斯电梯公司 | For determining the system and method for the magnetic field orientating of magnetic part in cordless elevator system |
| CN106365012A (en) * | 2016-11-01 | 2017-02-01 | 金陵科技学院 | Vertical lift with multi-stage electromagnetic auxiliary braking energy saving safety device and control method |
| CN106698131A (en) * | 2017-01-11 | 2017-05-24 | 广州广日电梯工业有限公司 | Elevator host demagnetization detection method |
| CN107553573A (en) * | 2017-10-13 | 2018-01-09 | 浙江尚元塑木制品有限公司 | One kind modeling plank perforate fluting automatic cleaning apparatus |
| CN108557621A (en) * | 2018-05-29 | 2018-09-21 | 武汉锦隆工程技术有限公司 | A kind of permanent magnet commutation lifting gear |
| CN109809279A (en) * | 2019-02-20 | 2019-05-28 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | A kind of magnetic levitation elevator system |
-
2009
- 2009-06-26 CN CN200920042849XU patent/CN201424329Y/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205922A (en) * | 2010-03-31 | 2011-10-05 | 陈德荣 | Hydraulic maglev elevator |
| CN102205922B (en) * | 2010-03-31 | 2015-04-15 | 陈德荣 | Hydraulic maglev elevator |
| CN102745576A (en) * | 2012-04-23 | 2012-10-24 | 林智勇 | Maglev elevator |
| CN106132864B (en) * | 2014-03-14 | 2019-09-10 | 奥的斯电梯公司 | System and method for determining the magnetic field orientating of magnetic part in cordless elevator system |
| CN106132864A (en) * | 2014-03-14 | 2016-11-16 | 奥的斯电梯公司 | For determining the system and method for the magnetic field orientating of magnetic part in cordless elevator system |
| CN104150293A (en) * | 2014-08-01 | 2014-11-19 | 青岛盛嘉信息科技有限公司 | Lifting control method |
| CN104310136A (en) * | 2014-08-15 | 2015-01-28 | 青岛盛嘉信息科技有限公司 | Elevator brake control method |
| CN104150302A (en) * | 2014-08-18 | 2014-11-19 | 青岛盛嘉信息科技有限公司 | Lift |
| CN104310174B (en) * | 2014-08-20 | 2016-05-11 | 山东建筑大学 | A kind of linear electric motors towards annular building drive elevator |
| CN104310174A (en) * | 2014-08-20 | 2015-01-28 | 山东建筑大学 | Linear motor-driven elevator for circular building |
| CN105439044A (en) * | 2014-10-31 | 2016-03-30 | 比亚迪股份有限公司 | Forklift and pallet fork lifting system and pallet fork lifting control method thereof |
| CN105439044B (en) * | 2014-10-31 | 2016-09-21 | 比亚迪股份有限公司 | Fork truck and pallet fork jacking system thereof and pallet fork lift control method |
| CN104671034A (en) * | 2014-11-17 | 2015-06-03 | 阮自恒 | Small rope-less elevator with magnetic fields |
| CN105173998A (en) * | 2015-11-02 | 2015-12-23 | 江苏建筑职业技术学院 | Electromagnetically powered elevator device and control method thereof |
| CN105905763A (en) * | 2016-05-24 | 2016-08-31 | 无锡职业技术学院 | Electromagnetic power rope-free lifting elevator |
| CN106365012A (en) * | 2016-11-01 | 2017-02-01 | 金陵科技学院 | Vertical lift with multi-stage electromagnetic auxiliary braking energy saving safety device and control method |
| CN106698131A (en) * | 2017-01-11 | 2017-05-24 | 广州广日电梯工业有限公司 | Elevator host demagnetization detection method |
| CN106698131B (en) * | 2017-01-11 | 2018-12-14 | 广州广日电梯工业有限公司 | A kind of elevator host demagnetization detection method |
| CN107553573A (en) * | 2017-10-13 | 2018-01-09 | 浙江尚元塑木制品有限公司 | One kind modeling plank perforate fluting automatic cleaning apparatus |
| CN108557621A (en) * | 2018-05-29 | 2018-09-21 | 武汉锦隆工程技术有限公司 | A kind of permanent magnet commutation lifting gear |
| CN109809279A (en) * | 2019-02-20 | 2019-05-28 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | A kind of magnetic levitation elevator system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Chuntai Control Equipment Co., Ltd. Assignor: Jinling Institute of Technology Contract record no.: 2013320000098 Denomination of utility model: Traction device of maglev elevator Granted publication date: 20100317 License type: Exclusive License Record date: 20130313 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100317 Termination date: 20150626 |
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| EXPY | Termination of patent right or utility model |