CN101723272A - Direct-drive winch device adopting outer-rotor permanent magnet motor - Google Patents
Direct-drive winch device adopting outer-rotor permanent magnet motor Download PDFInfo
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- CN101723272A CN101723272A CN200910254431A CN200910254431A CN101723272A CN 101723272 A CN101723272 A CN 101723272A CN 200910254431 A CN200910254431 A CN 200910254431A CN 200910254431 A CN200910254431 A CN 200910254431A CN 101723272 A CN101723272 A CN 101723272A
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Abstract
The invention discloses a direct-drive winch device adopting an outer-rotor permanent magnet motor, comprising a rotary drum, bearings and a brake device, wherein the roller consists of a drum wall, a bottom plate, an end cover, a first inner partition plate and a second inner partition plate; the bottom plate and the first inner partition plate are provided with a support shaft along a central line, and the support shaft is fixedly connected with the rotary drum; the end cover and the second inner partition plate are provided with a central shaft along the central line, and both ends of the central shaft are movably connected with the rotary drum through the bearings; the outer-rotor permanent magnet motor is fixedly installed on the central shaft and is connected with an external junction box through shaft holes. The invention cancels a speed reducing box so that the reliability of the system is strengthened; meanwhile, due to the adoption of the outer-rotor permanent magnet motor, the direct-drive winch device has the advantages of high efficiency and power factor, low power consumption and energy and space saving, can also save the space for bridge and gantry crane winches and hoist systems, and reduce the weights of the hoist systems.
Description
Technical field:
The present invention relates to a kind of winch gear that utilizes outer-rotor permanent magnet motor directly to drive cylinder, be used in equipment such as the winch that hoists, winch.
Background technology
Existing winch gear mainly is made up of power system, driving system, work system, control indicating system etc. and accessory constituent thereof.It is a propulsion source with the drive motor, by driving system and work systems such as drop-gear box, main shaft devices, makes the steel rope folding and unfolding that is wrapped on the main shaft device intermediate roll 1, thereby realizes equipment works such as winch, winch.
Summary of the invention
The tradition winch gear need be equipped with drop-gear box, and its efficiency ratio is lower, break down easily, poor reliability and need often safeguard, occupy bigger space; Adopt exchanges different electrical motor more, and efficient and power factor are lower, and consumption of current is many.Traditional hoister system efficient is lower, poor reliability, consumption of current is many, space availability ratio is low.
For overcoming the shortcoming of traditional winch gear, the present invention has adopted low speed external rotor permanent magnet synchronous machine direct drive winch drum 1, concrete technical scheme is as follows: the winch gear that adopts the outer rotor direct driving magneto-electric machine, comprise cylinder 1, bearing 2 and brake gear 4, described cylinder 1 is made of barrel, base plate, end cap, first internal partition and second internal partition; The described base plate and first internal partition are provided with pivot shaft 5 along line of centers, and pivot shaft 5 is captiveed joint with cylinder 1; The described end cap and second internal partition are provided with center shaft 6 along line of centers, and center shaft 6 two ends and cylinder 1 flexibly connect by bearing 2; Be installed with outer-rotor permanent magnet motor 3 on the described center shaft 6, outer-rotor permanent magnet motor 3 is connected with external connection case 7 by pig-tail wire.
Described center shaft 6 inside are provided with the pig-tail wire passage, and described pig-tail wire passage is made of the hole of center shaft 6 axis bodies and connected passage along the axis setting; Described pig-tail wire is passed the pig-tail wire passage and is connected with external connection case 7.Described cylinder 1 outer setting has brake gear 4.
The present invention is positioned over the low speed external rotor permanent magnet synchronous machine in the winch drum 1, and cylinder 1 is as the rotor rim of this magneto-electric machine, direct drive cylinder 1.The present invention has cancelled drop-gear box, makes this system reliability strengthen; Adopted magneto-electric machine as drive motor simultaneously, its efficient and power factor height, consumption of current reduces, and is energy-conservation.
Cancelled drop-gear box in apparatus of the present invention, motor has been placed cylinder 1 inside, saved the space, also can save the space, reduced the weight of crane system for bridge-type, transfer crane winch and hoist system.
Description of drawings:
Fig. 1 is traditional winch gear structural representation;
Fig. 2 is a winch gear structural representation of the present invention.
Wherein: 1 is cylinder; 2 is bearing; 3 is outer-rotor permanent magnet motor; 4 is brake gear; 5 is pivot shaft; 6 is center shaft; 7 is the external connection case.
The specific embodiment:
Below in conjunction with accompanying drawing the present invention is done and to describe in further detail:
Referring to Fig. 1,2, adopt the winch gear of outer-rotor permanent magnet motor 3, comprise cylinder 1, bearing 2 and brake gear 4, described cylinder 1 is made of barrel, base plate, end cap, first internal partition and second internal partition; The described base plate and first internal partition are provided with pivot shaft 5 along line of centers, and pivot shaft 5 is captiveed joint with cylinder 1; The end cap and second internal partition are provided with center shaft 6 along line of centers, and described center shaft 6 two ends and cylinder 1 flexibly connect by bearing 2; Be installed with outer-rotor permanent magnet motor 3 on the described center shaft 6, outer-rotor permanent magnet motor 3 is connected with external connection case 7 by bearing 2.
Described center shaft 6 inside are provided with the pig-tail wire passage, and described pig-tail wire passage is made of the hole of center shaft 6 axis bodies and connected passage along the axis setting; Described pig-tail wire is passed the pig-tail wire passage and is connected with external connection case 7.Described cylinder 1 outer setting has brake gear 4.
The present invention is positioned over the low speed external rotor permanent magnet synchronous machine in the winch drum 1, and cylinder 1 is as the rotor rim of this magneto-electric machine, direct drive cylinder 1.The present invention has cancelled drop-gear box, makes this system reliability strengthen; Adopted magneto-electric machine as drive motor simultaneously, its efficient and power factor height, consumption of current reduces, and is energy-conservation.
Cancelled drop-gear box in apparatus of the present invention, motor has been placed cylinder 1 inside, saved the space, also can save the space, reduced the weight of crane system for bridge-type, transfer crane winch and hoist system.
A 300kW magneto-electric machine is only to change rotor to form on the basis of former asynchronous motor, and performance comparison is as shown in table 1.With the transformation of the way before compare, meritorious power saving rate is 7.2%, 16.6 ten thousand kWh that can economize on electricity every year, the economize on electricity take 6.66 ten thousand yuan.
The magneto-electric machine of table 1 equal-wattage and asynchronous dynamo performance comparison
| Magneto-electric machine | Asynchronous dynamo | |
| Rating horsepower (kW) | ??300 | ??300 |
| Rated voltage (V) | ??380 | ??380 |
| Rated efficiency (%) | ??95.5 | ??91.5 |
| Rated power factor | ??0.963 | ??0.89 |
Above content is to further describing that the present invention did in conjunction with concrete preferred implementation; can not assert that the specific embodiment of the present invention only limits to this; for the general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; can also make some simple deduction or replace, all should be considered as belonging to the present invention and determine scope of patent protection by claims of being submitted to.
Claims (3)
1. adopt the direct-drive winch device of outer-rotor permanent magnet motor, comprise cylinder (1), bearing (2) and brake gear (4), it is characterized in that: described cylinder (1) is made of barrel, base plate, end cap, first internal partition and second internal partition; The described base plate and first internal partition are provided with pivot shaft (5) along line of centers, and pivot shaft (5) is captiveed joint with cylinder (1); The described end cap and second internal partition are provided with center shaft (6) along line of centers, and center shaft (6) two ends and cylinder (1) flexibly connect by bearing (2); Be installed with outer-rotor permanent magnet motor (3) on the described center shaft (6), outer-rotor permanent magnet motor (3) is connected with external connection case (7) by pig-tail wire.
2. adopt the outer-rotor permanent magnet motor direct-drive winch device according to claim 1, it is characterized in that: described center shaft (6) inside is provided with the pig-tail wire passage, and described pig-tail wire passage is made of the hole and the connected passage that is provided with along axis of center shaft (6) axis body; Described pig-tail wire is passed the pig-tail wire passage and is connected with external connection case (7).
3. adopt the outer-rotor permanent magnet motor direct-drive winch device according to claim 1, it is characterized in that: described cylinder (1) outer setting has brake gear (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910254431A CN101723272A (en) | 2009-12-22 | 2009-12-22 | Direct-drive winch device adopting outer-rotor permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910254431A CN101723272A (en) | 2009-12-22 | 2009-12-22 | Direct-drive winch device adopting outer-rotor permanent magnet motor |
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| Publication Number | Publication Date |
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| CN101723272A true CN101723272A (en) | 2010-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910254431A Pending CN101723272A (en) | 2009-12-22 | 2009-12-22 | Direct-drive winch device adopting outer-rotor permanent magnet motor |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296805A (en) * | 2013-05-24 | 2013-09-11 | 大连伯顿冠力电机有限公司 | Built-in outer rotor permanent-magnet motor direct-drive mine hoist |
| CN103612993A (en) * | 2013-12-17 | 2014-03-05 | 大连渤海起重机器股份有限公司 | Hoisting mechanism of crane |
| CN107046346A (en) * | 2016-12-19 | 2017-08-15 | 四川宏华电气有限责任公司 | A kind of direct-drive type winch motor |
| CN108217490A (en) * | 2018-01-31 | 2018-06-29 | 湖北环电磁装备工程技术有限公司 | The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives |
| CN108494159A (en) * | 2018-04-18 | 2018-09-04 | 江苏磁谷科技股份有限公司 | A kind of permanent magnet direct-drive roller |
| CN111943069A (en) * | 2020-08-24 | 2020-11-17 | 江西工创科技协同创新有限公司 | Inner rotor low-speed large-torque permanent magnet direct-drive electric winch device |
| CN114362073A (en) * | 2021-12-17 | 2022-04-15 | 中车永济电机有限公司 | Built-in junction box structure of mechanical large arm for roller of tunneling and anchoring machine |
-
2009
- 2009-12-22 CN CN200910254431A patent/CN101723272A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296805A (en) * | 2013-05-24 | 2013-09-11 | 大连伯顿冠力电机有限公司 | Built-in outer rotor permanent-magnet motor direct-drive mine hoist |
| CN103296805B (en) * | 2013-05-24 | 2016-02-24 | 冠力永磁驱动技术（大连）有限公司 | A kind of built-in outer rotor permanent-magnet motor direct-drive mine hoist |
| CN103612993A (en) * | 2013-12-17 | 2014-03-05 | 大连渤海起重机器股份有限公司 | Hoisting mechanism of crane |
| CN107046346A (en) * | 2016-12-19 | 2017-08-15 | 四川宏华电气有限责任公司 | A kind of direct-drive type winch motor |
| CN108217490A (en) * | 2018-01-31 | 2018-06-29 | 湖北环电磁装备工程技术有限公司 | The hoist engine drum apparatus that rimless combination type permanent-magnet linear synchronous motor directly drives |
| CN108494159A (en) * | 2018-04-18 | 2018-09-04 | 江苏磁谷科技股份有限公司 | A kind of permanent magnet direct-drive roller |
| CN111943069A (en) * | 2020-08-24 | 2020-11-17 | 江西工创科技协同创新有限公司 | Inner rotor low-speed large-torque permanent magnet direct-drive electric winch device |
| CN114362073A (en) * | 2021-12-17 | 2022-04-15 | 中车永济电机有限公司 | Built-in junction box structure of mechanical large arm for roller of tunneling and anchoring machine |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100609 |