CN110562830A - AC asynchronous gearless speed changing traction machine - Google Patents
AC asynchronous gearless speed changing traction machine Download PDFInfo
- Publication number
- CN110562830A CN110562830A CN201910984386.7A CN201910984386A CN110562830A CN 110562830 A CN110562830 A CN 110562830A CN 201910984386 A CN201910984386 A CN 201910984386A CN 110562830 A CN110562830 A CN 110562830A
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- Prior art keywords
- stator
- asynchronous
- output shaft
- speed change
- rotor
- 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.)
- Pending
Links
- 230000008859 change Effects 0.000 claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 4
- 229920001875 Ebonite Polymers 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 239000004411 aluminium Substances 0.000 abstract description 3
- 239000010949 copper Substances 0.000 abstract description 3
- 229910052802 copper Inorganic materials 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
- B66B11/0438—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with a gearless driving, e.g. integrated sheave, drum or winch in the stator or rotor of the cage motor
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The application provides an exchange asynchronous gearless variable speed hauler, the hauler include three-phase asynchronous motor, fix the driving sheave on three-phase asynchronous motor's output shaft, three-phase asynchronous motor on still install the encoder and right the driving sheave shaft play the stopper of braking action, three-phase asynchronous motor include stator housing, locate stator housing in the stator housing, locate the rotor of output shaft outer lane, stator housing's both ends be provided with front end housing and rear end cap respectively, the stopper reach the encoder install the rear end cap on. The utility model provides an exchange asynchronous gearless speed change hauler exchanges asynchronous gearless speed change hauler, stator assembly comprises stator core and enameled copper line, and the rotor is cast aluminium rotor, and is high temperature resistant, simple structure, and convenient assembling compares in permanent magnet steel, low price and environmental protection. The field installation and the maintenance are convenient.
Description
Technical Field
The application relates to an alternating current asynchronous gearless variable speed tractor.
Background
The traditional alternating current gearless tractor is a permanent magnet synchronous gearless tractor, and has the defects that a large number of permanent magnets containing rare earth materials are used, the price is high, the environmental pollution is serious, the risk of high-temperature demagnetization exists, and the assembly process is complex because the strong magnetic steel is adhered to the surface of a rotor, and the field after-sale machine can not be dismounted and maintained.
Disclosure of Invention
The technical problem to be solved by the application is to provide an alternating current asynchronous gearless variable speed tractor.
In order to solve the technical problem, the application provides an exchange asynchronous gearless variable speed hauler, the hauler include three-phase asynchronous motor, fix the driving sheave on three-phase asynchronous motor's output shaft, three-phase asynchronous motor on still install the encoder and right the driving sheave play the brake of braking action, three-phase asynchronous motor include stator housing, locate stator housing in the stator housing, locate the rotor of output shaft outer lane, stator housing's both ends be provided with front end housing and rear end cap respectively, the brake reach the encoder install the rear end cap on.
preferably, the stator is composed of a stator core and an enameled copper wire.
Preferably, the rotor is a cast aluminum rotor.
Preferably, the rear end cover is provided with a bearing for supporting the output shaft.
Preferably, the output shaft extends from the front end cover, and the traction sheave is positioned at a position of the output shaft close to the front end cover.
Preferably, the traction machine is connected with an elevator frequency converter.
Preferably, the wheel surface of the traction sheave is provided with a plurality of circles of wheel grooves arranged along the circumferential direction.
Preferably, the section of the wheel groove is in a V shape, and the buffer layer made of hard rubber materials is arranged on the surface of the wheel groove.
The utility model provides an exchange asynchronous gearless speed change hauler exchanges asynchronous gearless speed change hauler, stator assembly comprises stator core and enameled copper line, and the rotor is cast aluminium rotor, and is high temperature resistant, simple structure, and convenient assembling compares in permanent magnet steel, low price and environmental protection. The rotor can be detached without special tools, and the field maintenance is convenient. The existing elevator frequency converter can be used for control, and compared with a permanent magnet tractor, the elevator frequency converter is low in noise and stable in operation.
Specific embodiments of the present application are disclosed in detail with reference to the following description and drawings, indicating the manner in which the principles of the application may be employed. It should be understood that the embodiments of the present application are not so limited in scope. The embodiments of the application include many variations, modifications and equivalents within the spirit and scope of the appended claims.
Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments, in combination with or instead of the features of the other embodiments.
It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, integers, steps or components but does not preclude the presence or addition of one or more other features, integers, steps or components.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, the proportional sizes, and the like of the respective members in the drawings are merely schematic for assisting the understanding of the present application, and are not particularly limited to the shapes, the proportional sizes, and the like of the respective members in the present application. Those skilled in the art, having the benefit of the teachings of this application, may select various possible shapes and proportional sizes to implement the present application, depending on the particular situation.
Fig. 1 is a schematic structural diagram of an ac asynchronous gearless speed change traction machine.
Wherein: 1. a traction sheave; 2. a front end cover; 3. a stator housing; 4. a stator; 5. a rotor; 6. an output shaft; 7. a bearing; 8. a rear end cap; 9. a brake; 10. an encoder.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in the figure, for this application provides an exchange asynchronous gearless variable speed hauler, its characterized in that, the hauler include three-phase asynchronous motor, fix traction sheave 1 on three-phase asynchronous motor's output shaft 6, three-phase asynchronous motor on still install encoder 10 and right traction sheave 1 play the brake 9 of braking effect, three-phase asynchronous motor include stator housing 3, locate stator 4 in stator housing 3, locate the rotor 5 of output shaft 6 outer lane, the both ends of stator housing 3 be provided with front end housing 2 and rear end housing 8 respectively, brake 9 and encoder 10 install rear end housing 8 on. The stator 4 is composed of a stator core and an enameled copper wire. The rotor 5 is a cast aluminum rotor 5. And a bearing 7 for supporting the output shaft 6 is arranged on the rear end cover 8. The output shaft 6 extends from the front end cover 2, and the traction sheave 1 is positioned at the position of the output shaft 6 close to the front end cover 2. The traction machine is connected with an elevator frequency converter. The wheel surface of the traction wheel 1 is provided with a plurality of circles of wheel grooves arranged along the circumferential direction. The section of the wheel groove is V-shaped, and the stool surface of the wheel groove is provided with a buffer layer made of hard rubber materials.
The utility model provides an exchange asynchronous gearless speed change hauler exchanges asynchronous gearless speed change hauler, stator assembly comprises stator core and enameled copper line, and rotor 5 is cast aluminium rotor 5, and is high temperature resistant, simple structure, and convenient assembling compares in permanent magnet steel, low price and environmental protection. The rotor 5 can be detached without special tools, and the field maintenance is convenient. The existing elevator frequency converter can be used for control, and compared with a permanent magnet tractor, the elevator frequency converter is low in noise and stable in operation.
It is to be noted that, in the description of the present application, the meaning of "a plurality" is two or more unless otherwise specified.
All articles and references disclosed, including patent applications and publications, are hereby incorporated by reference for all purposes. The term "consisting essentially of …" describing a combination shall include the identified element, ingredient, component or step as well as other elements, ingredients, components or steps that do not materially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe combinations of elements, components, or steps herein also contemplates embodiments that consist essentially of such elements, components, or steps. By using the term "may" herein, it is intended to indicate that any of the described attributes that "may" include are optional.
A plurality of elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, ingredient, component or step is not intended to foreclose other elements, ingredients, components or steps.
It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided will be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of subject matter that is disclosed herein is not intended to forego the subject matter and should not be construed as an admission that the applicant does not consider such subject matter to be part of the disclosed subject matter.
Claims (8)
1. An AC asynchronous gearless variable speed tractor is characterized in that the tractor comprises a three-phase asynchronous motor and a traction sheave fixed on an output shaft of the three-phase asynchronous motor, the three-phase asynchronous motor is also provided with an encoder and a brake which plays a braking role on the traction sheave,
The three-phase asynchronous motor comprises a stator shell, a stator arranged in the stator shell and a rotor arranged on the outer ring of an output shaft, wherein a front end cover and a rear end cover are respectively arranged at two ends of the stator shell, and the brake and the encoder are arranged on the rear end cover.
2. An AC asynchronous gearless speed changing traction machine as claimed in claim 1, wherein said stator is composed of a stator core and an enameled copper wire.
3. An AC asynchronous gearless speed change machine as claimed in claim 2, wherein said rotor is a cast aluminum rotor.
4. An alternating current asynchronous gearless speed change machine as claimed in claim 1, wherein the rear end cover is provided with a bearing for supporting the output shaft.
5. An alternating current asynchronous gearless speed change machine as claimed in claim 4, wherein the output shaft extends from the front end housing, and the traction sheave is positioned at a position of the output shaft near the front end housing.
6. An alternating current asynchronous gearless speed change machine as claimed in claim 1, wherein said machine is connected to an elevator inverter.
7. An AC asynchronous gearless speed change traction machine as claimed in claim 1, wherein the sheave surface of said traction sheave is provided with a plurality of turns of circumferentially arranged sheave grooves.
8. An AC asynchronous gearless speed change hoisting machine as claimed in claim 7 wherein the cross section of the sheave groove is V-shaped, and the buffer layer made of hard rubber material is provided on the surface of the sheave groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910984386.7A CN110562830A (en) | 2019-10-16 | 2019-10-16 | AC asynchronous gearless speed changing traction machine |
| PCT/CN2019/119837 WO2021072902A1 (en) | 2019-10-16 | 2019-11-21 | Alternating-current asynchronous gearless variable-speed traction machine and elevator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910984386.7A CN110562830A (en) | 2019-10-16 | 2019-10-16 | AC asynchronous gearless speed changing traction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110562830A true CN110562830A (en) | 2019-12-13 |
Family
ID=68785153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910984386.7A Pending CN110562830A (en) | 2019-10-16 | 2019-10-16 | AC asynchronous gearless speed changing traction machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110562830A (en) |
| WO (1) | WO2021072902A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113264463B (en) * | 2021-05-20 | 2022-12-30 | 国网浙江慈溪市供电有限公司 | Industrial engineering is carried with crane protection pivot based on electromagnetic damping principle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437659A (en) * | 2011-12-23 | 2012-05-02 | 芜湖博耐尔汽车电气系统有限公司 | Stator structure of electric compressor |
| CN202260679U (en) * | 2011-10-24 | 2012-05-30 | 太仓富田瑞兰得电机有限公司 | Motor for high-protection axial flow fan and high-protection axial flow fan with motor |
| CN202829230U (en) * | 2012-06-28 | 2013-03-27 | 刘培 | Small variable frequency speed-controlling traction machine |
| US20180065221A1 (en) * | 2015-03-31 | 2018-03-08 | Peng Cheng | Dc-motor |
| CN210763835U (en) * | 2019-10-16 | 2020-06-16 | 苏州台菱电梯有限公司 | AC asynchronous gearless speed changing traction machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006056678A1 (en) * | 2006-11-30 | 2008-06-05 | Siemens Ag | Shaft conveying drive, has electrical machine provided as direct drive with stator and rotor, where rotor is directly connected with electrical machine and cable carrier or part of rotor is formed as cable carrier |
| CN204689319U (en) * | 2014-10-27 | 2015-10-07 | 北京巨磁源电机有限公司 | A kind of gearless driving elevator traction machine and elevator drive system |
| CN105905732A (en) * | 2016-06-27 | 2016-08-31 | 爱默生电梯有限公司 | Safety lift |
| CN107337056A (en) * | 2017-08-25 | 2017-11-10 | 十堰思远农林科技有限公司 | A kind of high security lift car |
| CN207226740U (en) * | 2017-09-14 | 2018-04-13 | 康达电梯有限公司 | A kind of elevator with safety device |
| CN108750881B (en) * | 2018-06-19 | 2019-12-24 | 陕西省特种设备检验检测研究院 | Vertical elevator with damping structure |
-
2019
- 2019-10-16 CN CN201910984386.7A patent/CN110562830A/en active Pending
- 2019-11-21 WO PCT/CN2019/119837 patent/WO2021072902A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202260679U (en) * | 2011-10-24 | 2012-05-30 | 太仓富田瑞兰得电机有限公司 | Motor for high-protection axial flow fan and high-protection axial flow fan with motor |
| CN102437659A (en) * | 2011-12-23 | 2012-05-02 | 芜湖博耐尔汽车电气系统有限公司 | Stator structure of electric compressor |
| CN202829230U (en) * | 2012-06-28 | 2013-03-27 | 刘培 | Small variable frequency speed-controlling traction machine |
| US20180065221A1 (en) * | 2015-03-31 | 2018-03-08 | Peng Cheng | Dc-motor |
| CN210763835U (en) * | 2019-10-16 | 2020-06-16 | 苏州台菱电梯有限公司 | AC asynchronous gearless speed changing traction machine |
Non-Patent Citations (1)
| Title |
|---|
| 刘翠玲等: "电机与拖动", 31 March 2016, 北京理工大学出版社, pages: 145 - 149 * |
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| Publication number | Publication date |
|---|---|
| WO2021072902A1 (en) | 2021-04-22 |
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