CN102537107B - Elastic coupling for motor - Google Patents
Elastic coupling for motor Download PDFInfo
- Publication number
- CN102537107B CN102537107B CN201010606239.5A CN201010606239A CN102537107B CN 102537107 B CN102537107 B CN 102537107B CN 201010606239 A CN201010606239 A CN 201010606239A CN 102537107 B CN102537107 B CN 102537107B
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- power transmission
- resislient gear
- housing
- transmission tooth
- motor
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- 230000008878 coupling Effects 0.000 title claims abstract description 58
- 238000010168 coupling process Methods 0.000 title claims abstract description 58
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 58
- 230000005540 biological transmission Effects 0.000 claims abstract description 70
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 229920001971 elastomer Polymers 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 230000009347 mechanical transmission Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract 3
- 230000008859 change Effects 0.000 description 5
- 210000003050 axon Anatomy 0.000 description 3
- 229910000639 Spring steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 229910002923 B–O–B Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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- Gear Transmission (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention belongs to the field of mechanical transmission device, and particularly relates to an elastic coupling for a motor, which comprises a first casing, a second casing and an elastic gear, wherein the first casing and the second casing are annular and coaxial. The first casing is connected onto a motor shaft in a sleeved mode and fixed on the motor shaft through a blocking plate arranged at the end of the motor shaft. The second casing is arranged between the first casing and the blocking plate, the first casing is in transmission connection with the second casing through the elastic gear arranged between the first casing and the second casing, gaps are reserved between the second casing and the first casing and the blocking plate in the axial direction, and a screw hole for fixing a load shaft flange plate is arranged on the second casing. Compared with the prior art, the elastic coupling for the motor is compact in structure, reliable in transmission performance and capable of effectively isolating vibration produced by the motor and reducing noise simultaneously, and easily-damaged parts are convenient to replace.
Description
Technical field
The invention belongs to mechanical transmission field, particularly relate to a kind of elastic coupling flexible coupling for motor.
Background technique
In some technical fields, the speed adjustable range of motor is very wide, and the torque pulsation that during low speed, motor is exported is larger, and the vibration of generation and noise are quite large.Such as, when the vibration of motor and noise are excessive on electric vehicle, not only can make driver and passenger can feel very uncomfortable, and the impact of countershaft is also larger, when serious, can cause rotating shaft permanent damage.
The vibration and the noise that in order to reduce motor, cause, a kind of simple and effective solution is, changes the rigid coupling adopting with motor load between centers into elastic coupling flexible coupling and connects, by elastomer absorption or emit potential energy, reduces the torque pulsation on bearing axle.The at present existing various ways of elastic coupling flexible coupling and structure, but the volume of existing elastic coupling flexible coupling is excessive, preponderance, install and use extremely inconveniently, is especially difficult to meet completely many requirements of electric vehicle.
Because the defect that the above-mentioned existing elastic coupling flexible coupling for motor exists, the design people, through positive research and innovation in addition, to founding a kind of elastic coupling flexible coupling for motor of new structure, makes it have more practicability.
Summary of the invention
Main purpose of the present invention is, overcome the defect that the existing elastic coupling flexible coupling for motor exists, and provide a kind of elastic coupling flexible coupling for motor of new structure, technical problem to be solved is to make elastic coupling flexible coupling compact structure, transmission performance is more reliable, can effectively isolate vibration and reduction noise that motor produces, and be convenient to change easily worn part simultaneously.Thereby be more suitable for practicality, and there is the value in industry.
For achieving the above object, the technological scheme that technical solution problem of the present invention adopts is:
For an elastic coupling flexible coupling for motor, comprise and be shaped as ring-type, and there is coaxial crust body, second housing and resislient gear, described crust body is socketed on motor shaft, and is fixed on motor shaft by being arranged on the baffle plate of the end of described motor shaft; Described second housing is located between crust body and described baffle plate, and crust body and second housing are connected by the resislient gear transmission type being arranged on therebetween, described second housing is equipped with gap in the axial direction and between described crust body and described baffle plate, and described second housing is provided with the screw for fixed load shaft flange dish.
Footpath in the inside and outside cylndrical surface of described resislient gear is upwards equipped with radially power transmission tooth of resislient gear, with on the surface of contact of first, the second housing of the inside and outside Cylindrical Surfaces Contact of described resislient gear, be respectively equipped with radially power transmission tooth of first, second housing, the resislient gear on the inside and outside cylndrical surface of described resislient gear is power transmission tooth and the radially power transmission tooth phase interlock of described first, second housing radially.
The inner cylindrical surface of described resislient gear and the resislient gear on external cylindrical surface radially the power transmission tooth number of teeth equate, and half tooth pitch that staggers in orientation.
The upper cylinder end face of described resislient gear and lower cylinder end face axially on be provided with the axial power transmission tooth of resislient gear, with on the surface of contact of first, the second housing of the upper and lower cylinder end contact of described resislient gear, be respectively equipped with first, second housing shaft to power transmission tooth, the axial power transmission tooth of resislient gear on the upper and lower cylinder end face of described resislient gear with described first, second housing shaft to the interlock of power transmission tooth phase.
The upper cylinder end face of described resislient gear and the number of teeth of the axial power transmission tooth of resislient gear on lower cylinder end face equate, and half tooth pitch that staggers in orientation.
Described resislient gear is rubber elasticity gear or elastic polyurethane gear.
In the power transmission tooth of described resislient gear, be provided with elastic wire.
In the power transmission tooth of described resislient gear, be equipped with elastic wire, and the steel wire in each power transmission tooth joins end to end successively, form the annular resilient steel wire ring of a sealing.
Described crust body is connected on motor shaft by being arranged on the spline inner hole sleeve in its axle center.
Described baffle plate is fixed on the axle head of motor shaft by bolt or nut, 5, described bolt or nut and baffle plate are provided with spring washer, and described baffle plate is locked on the end face of crust body by positioning screwn or taper pin.
Compared with prior art, the present invention has following significantly advantage and beneficial effect:
1, simple in structure, compact, volume is little, lightweight;
2, transmission performance is more reliable, especially, after the mid-flexible steel wire ring of resislient gear, effectively increases the ability of resislient gear transmitting torque;
3, separating vibration or reduce noise effectively;
4, convenient disassembly, is convenient to change easily damaged parts, has met motor usage requirement in electric vehicle.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification, below with preferred embodiment of the present invention and coordinate accompanying drawing to be described in detail as follows.
Accompanying drawing explanation
Fig. 1: the structural representation of coupling when resislient gear inside and outside circle cylinder arranges power transmission tooth;
Fig. 2: the structural representation of coupling when resislient gear upper and lower end face arranges power transmission tooth;
Fig. 3: the axis projection figure of resislient gear when inside and outside circle cylinder arranges 12 power transmission teeth;
A-A ' sectional drawing of Fig. 4: Fig. 3;
Fig. 5: the end-face structure schematic diagram of resislient gear when upper and lower end face arranges 12 power transmission teeth;
B-O-B ' the sectional drawing of Fig. 6: Fig. 5;
Fig. 7: for the axis projection figure of the circle elastic wire ring of resislient gear shown in Fig. 3;
Fig. 8: for the axis projection figure of the circle elastic wire ring of resislient gear shown in Fig. 5;
In figure, 1-crust body; 2-second housing; 3-resislient gear; 4-motor shaft; 5-baffle plate; 6-resislient gear is power transmission tooth radially; 7-elastic wire ring; 8-spline endoporus; 91-fixing bolt; 92-set screw nut; 10-crust body is power transmission tooth radially; 11-second housing is power transmission tooth radially; 12-inner cylindrical surface; 13-external cylindrical surface; The axial power transmission tooth of 14-resislient gear; 15-crust axon is to power transmission tooth; 16-second housing shaft is to power transmission tooth; 17-screw; 18-fixing threaded hole.
Embodiment
For further setting forth the present invention, reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment of the present invention is described in detail as follows.
Embodiment 1
As shown in Figure 1, Figure 3 and Figure 4, comprise and be shaped as ring-type, and have coaxial crust body 1, second housing 2 and resislient gear 3 for the elastic coupling flexible coupling of motor, crust body 1 place, axle center is provided with spline endoporus 8.Crust body 1 is socketed on motor shaft 4 by spline endoporus 8, and is fixed on motor shaft 4 by being arranged on the baffle plate 5 of the end of motor shaft 4.Place, axle center in the end of motor shaft 4 is provided with fixed hole 18, and baffle plate 5 is fixed on the axle head of motor shaft 4 by fixing bolt 91.Second housing 2 is located between crust body 1 and baffle plate 5, and crust body 1 is connected by resislient gear 3 transmission types that are arranged on therebetween with second housing 2, concrete, at the inner cylindrical surface 12 of resislient gear 3 and the footpath of external cylindrical surface 13, be upwards equipped with radially power transmission tooth 6 of resislient gear, on the crust body 1 contacting with external cylindrical surface 13 with the inner cylindrical surface 12 of resislient gear 3 and the surface of contact of second housing 2, be respectively equipped with radially power transmission tooth 10 and second housing power transmission tooth 11 radially of crust body, the inner cylindrical surface 12 of resislient gear 3 and the resislient gear on external cylindrical surface 13 be power transmission tooth 6 and radially power transmission tooth 10 and the radially power transmission tooth 11 phase interlocks of second housing of crust body radially, the inner cylindrical surface 12 of resislient gear 3 and the resislient gear on external cylindrical surface 13 radially power transmission tooth 6 numbers of teeth equate, the preferred number of teeth is 12, and half tooth pitch staggers in orientation.Second housing 2 is equipped with gap in the axial direction and between crust body 1 and baffle plate 5, this gap makes second housing 2 axially both not touch crust body 1, do not touch baffle plate 5 yet, make baffle plate 5 stop the disengaging of second housing 2 and resislient gear 3, but the axial clearance between them is little, under any circumstance, can reach the required enough stress surfaces of power transmission tooth transmission.Second housing 2 tops are provided with several screws 17, are used for fixing the flange plate on bearing axle.
Preferably, the material of resislient gear 3 is rubber or polyurethane and other similar elastic materials.In the power transmission tooth of resislient gear 3, be equipped with elastic wire, and the steel wire in each power transmission tooth joins end to end successively, form the annular resilient steel wire ring 7 of a sealing, 3 one inner headed faces of the number of teeth and resislient gear that arrange on elastic wire ring 7 or the number of teeth on periphery equate, while inserting resislient gear, each power transmission tooth has one section of steel wire to embed in power transmission tooth, the inner cylindrical surface 12 of resislient gear 3 and external cylindrical surface 13 are all like this, after the mid-flexible steel wire ring 7 of resislient gear 3, can increase the ability of resislient gear 3 transmitting torques.The number of annular resilient steel wire ring 7 can, according to the demand of power transmission tooth power transmission intensity size, adopt two or more annular resilient steel wire rings 7.
Preferably, place, axle center in the end of motor shaft 4 is provided with fixed hole 18, fixing bolt 91 is fixed on baffle plate 5 axle head of motor shaft 4, by positioning screwn or taper pin, baffle plate 5 and crust body are pressed on motor shaft, baffle plate 5 has blocked the disengaging of second housing 2 and resislient gear 3, but second housing 2 and resislient gear 3 are not axially subject to power, and their axial clearance is little simultaneously, in order to prevent that above-mentioned fixing bolt 91 from unclamping, 5, fixing bolt 91 and baffle plate are provided with spring washer.As needed fixing bolt 91 not fluff because baffle plate 5 rotates, can on baffle plate, install positioning screwn or taper pin additional in addition, make it be locked in the aperture or groove on crust body 1 end face, not allow baffle plate 5 rotate with respect to crust body 1.
As shown in Figure 7, Fig. 7 is the axis projection figure that is applicable to the elastic wire ring 7 of resislient gear shown in Fig. 3.Its axis projection is the annular of sealing, and one section of Spring Steel Wire that tooth is transitioned into adjacent teeth is respectively on the inner cylindrical surface in resislient gear 3 12 and external cylindrical surface 13, and its axis projection is to be respectively one section not by the straight line in the center of circle.
Elastic coupling flexible coupling described in the present embodiment, during assembling, to utilize the axle center of the end of motor shaft 4 to locate the fixed hole 18 being provided with, to motor shaft 4, insert successively crust body 1, after resislient gear 3 and second housing 2 and baffle plate 5, by fixing bolt 91, insert the fixed hole 18 at the place, axle center that is located at motor shaft 4 ends, baffle plate 5 and crust body 1 are pressed on motor shaft 4, second housing 2 had not axially both touched crust body 1, do not touch baffle plate 5 yet, baffle plate 5 has blocked the disengaging of second housing 2 and resislient gear 3, but the axial clearance between them is little, under any circumstance power transmission tooth has enough stress surfaces.Preferably, place, axle center in the end of motor shaft 4 is provided with fixed hole 18, fixing bolt 91 is fixed on baffle plate 5 axle head of motor shaft 4, by positioning screwn or taper pin, baffle plate 5 and crust body are pressed on motor shaft, baffle plate 5 has blocked the disengaging of second housing 2 and resislient gear 3, but second housing 2 and resislient gear 3 are not axially subject to power, and their axial clearance is little simultaneously, in order to prevent that above-mentioned fixing bolt 91 from unclamping, 5, fixing bolt 91 and baffle plate are provided with spring washer.
A kind of elastic coupling flexible coupling for motor of the present invention, compact structure, reliable operation, volume and weight is little, separating vibration and reduce noise effectively, and be convenient to change easily damaged parts, be applicable to motor in electric vehicle and use.
Embodiment 2
As shown in Fig. 2, Fig. 5, Fig. 6, the present embodiment and embodiment's 1 difference is, resislient gear 3 in the present embodiment and the transmission between first, second housing, by being arranged on the end face of resislient gear 3, and the realization of the power transmission tooth on the surface of contact of the first and second housings that contact with resislient gear 3 end faces.Concrete, the upper cylinder end face 19 of resislient gear 3 and lower cylinder end face 20 axially on be equipped with the axial power transmission tooth 14 of resislient gear; Correspondingly, with on the surface of contact of the upper cylinder end face 19 of resislient gear 3, crust body 1 that lower cylinder end face 20 contacts and second housing 2, be respectively equipped with crust axon to power transmission tooth 15 and second housing shaft to power transmission tooth 16, the upper cylinder end face 19 of resislient gear 3 and the axial power transmission tooth 14 of resislient gear on lower cylinder end face 20 respectively with crust axon to power transmission tooth 15 and second housing shaft to the 16 phase interlocks of power transmission tooth, the upper cylinder end face 19 of resislient gear 3 and the number of teeth of the axial power transmission tooth 14 of resislient gear on lower cylinder end face 20 equate, and half tooth pitch that staggers in orientation.In order not affect the interlock of power transmission tooth, on the present embodiment second housing, for the screw of fixed load shaft flange dish, do not get through, so second housing shaft is to thickening.
As shown in Figure 8, Fig. 8 is the axis projection figure that is applicable to the elastic wire ring 7 of resislient gear shown in Fig. 5.The present embodiment and embodiment's 1 difference is, one section of Spring Steel Wire that tooth is transitioned into identical tooth is respectively on the upper cylinder end face 19 and lower cylinder end face 20 in resislient gear 3, so its axis projection is respectively one section by two sections of circular arcs of center of circle size.
Elastic coupling flexible coupling described in the present embodiment, during assembling, to motor shaft 4, insert successively after crust body 1, resislient gear 3, second housing 2 and baffle plate 5, with set screw nut 92, baffle plate 5 and crust body 1 are pressed on motor shaft 4, second housing 2 had not axially both touched crust body 1, do not touch baffle plate 5 yet, baffle plate 5 has blocked the disengaging of second housing 2 and resislient gear 3, but axial clearance between them is little, and under any circumstance power transmission tooth has enough stress surfaces.In order to prevent that above-mentioned set screw nut 92 from unclamping, 5, set screw nut 92 and baffle plate are provided with spring washer.
A kind of elastic coupling flexible coupling for motor of the present invention, compact structure, reliable operation, volume and weight is little, separating vibration and reduce noise effectively, and be convenient to change easily damaged parts, be applicable to motor in electric vehicle and use.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the elastic coupling flexible coupling for motor, it is characterized in that, comprise and be shaped as ring-type, and there is coaxial crust body, second housing and resislient gear, described crust body is socketed on motor shaft, and is fixed on motor shaft by being arranged on the baffle plate of the end of described motor shaft; Described second housing is located between crust body and described baffle plate, and crust body and second housing are connected by the resislient gear transmission type being arranged on therebetween, described second housing is equipped with gap in the axial direction and between described crust body and described baffle plate, and described second housing is provided with the screw for fixed load shaft flange dish.
2. a kind of elastic coupling flexible coupling for motor according to claim 1, it is characterized in that, footpath in the inside and outside cylndrical surface of described resislient gear is upwards equipped with radially power transmission tooth of resislient gear, with on the surface of contact of first, the second housing of the inside and outside Cylindrical Surfaces Contact of described resislient gear, be respectively equipped with radially power transmission tooth of first, second housing, the resislient gear on the inside and outside cylndrical surface of described resislient gear is power transmission tooth and the radially power transmission tooth phase interlock of described first, second housing radially.
3. a kind of elastic coupling flexible coupling for motor according to claim 2, is characterized in that, the inner cylindrical surface of described resislient gear and the resislient gear on external cylindrical surface radially the power transmission tooth number of teeth equate, and half tooth pitch that staggers in orientation.
4. a kind of elastic coupling flexible coupling for motor according to claim 1, it is characterized in that, the upper cylinder end face of described resislient gear and lower cylinder end face axially on be provided with the axial power transmission tooth of resislient gear, with on the surface of contact of first, the second housing of the upper and lower cylinder end contact of described resislient gear, be respectively equipped with first, second housing shaft to power transmission tooth, the axial power transmission tooth of resislient gear on the upper and lower cylinder end face of described resislient gear with described first, second housing shaft to the interlock of power transmission tooth phase.
5. a kind of elastic coupling flexible coupling for motor according to claim 4, is characterized in that, the upper cylinder end face of described resislient gear and the number of teeth of the axial power transmission tooth of resislient gear on lower cylinder end face equate, and half tooth pitch that staggers in orientation.
6. according to a kind of elastic coupling flexible coupling for motor described in claim 1-5 any one, it is characterized in that, described resislient gear is rubber elasticity gear or elastic polyurethane gear.
7. according to a kind of elastic coupling flexible coupling for motor described in claim 2-5 any one, it is characterized in that, in the power transmission tooth of described resislient gear, be provided with elastic wire.
8. a kind of elastic coupling flexible coupling for motor according to claim 7, is characterized in that, in the power transmission tooth of described resislient gear, is equipped with elastic wire, and the steel wire in each power transmission tooth joins end to end successively, forms the annular resilient steel wire ring of a sealing.
9. a kind of elastic coupling flexible coupling for motor according to claim 1, is characterized in that, described crust body is connected on motor shaft by being arranged on the spline inner hole sleeve in its axle center.
10. a kind of elastic coupling flexible coupling for motor according to claim 1, it is characterized in that, described baffle plate is fixed on the axle head of motor shaft by bolt or nut, described bolt or nut and baffle plate are provided with spring washer between (5), and described baffle plate is locked on the end face of crust body by positioning screwn or taper pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010606239.5A CN102537107B (en) | 2010-12-24 | 2010-12-24 | Elastic coupling for motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010606239.5A CN102537107B (en) | 2010-12-24 | 2010-12-24 | Elastic coupling for motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102537107A CN102537107A (en) | 2012-07-04 |
| CN102537107B true CN102537107B (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010606239.5A Expired - Fee Related CN102537107B (en) | 2010-12-24 | 2010-12-24 | Elastic coupling for motor |
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| CN (1) | CN102537107B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102966675A (en) * | 2012-11-27 | 2013-03-13 | 大连天元电机股份有限公司 | Special involute spline fitted coupling structure for automobile traction |
| CN103812265B (en) * | 2014-03-10 | 2016-09-14 | 成都金强机车车辆有限责任公司 | internal combustion locomotive air compressor power input structure |
| CN105317975B (en) * | 2014-07-31 | 2017-10-20 | 上海千彩节能环保科技有限公司 | A kind of elastic connecting device |
| CN107143571A (en) * | 2016-03-10 | 2017-09-08 | 深圳市兆威机电有限公司 | Gear-box and its axis structure |
| CN112636513B (en) * | 2020-12-09 | 2022-05-24 | 全南县超亚科技有限公司 | Novel motor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4098096A (en) * | 1977-05-25 | 1978-07-04 | The United States Of America As Represented By The Secretary Of The Navy | High strength, non-metallic coupling |
| CN86107642A (en) * | 1985-12-19 | 1987-06-24 | 哈克福思股份公司 | Elastic coupling |
| WO2004076879A2 (en) * | 2003-02-21 | 2004-09-10 | Rexnord Corporation | Flexible wrap-type shaft coupling |
| CN2791344Y (en) * | 2004-12-22 | 2006-06-28 | 中国船舶重工集团公司第七一一研究所 | High-elasticity rubber tooth-shape coupler |
| CN201003549Y (en) * | 2006-05-24 | 2008-01-09 | 林崇传 | Connecting structure for gear box and motor linkage |
| CN101128682A (en) * | 2004-12-24 | 2008-02-20 | 奥依列斯工业株式会社 | Shaft connection mechanism for electric power steering device |
| CN201963758U (en) * | 2010-12-24 | 2011-09-07 | 北京中纺锐力机电有限公司 | Elastic coupling for motor |
-
2010
- 2010-12-24 CN CN201010606239.5A patent/CN102537107B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4098096A (en) * | 1977-05-25 | 1978-07-04 | The United States Of America As Represented By The Secretary Of The Navy | High strength, non-metallic coupling |
| CN86107642A (en) * | 1985-12-19 | 1987-06-24 | 哈克福思股份公司 | Elastic coupling |
| WO2004076879A2 (en) * | 2003-02-21 | 2004-09-10 | Rexnord Corporation | Flexible wrap-type shaft coupling |
| CN2791344Y (en) * | 2004-12-22 | 2006-06-28 | 中国船舶重工集团公司第七一一研究所 | High-elasticity rubber tooth-shape coupler |
| CN101128682A (en) * | 2004-12-24 | 2008-02-20 | 奥依列斯工业株式会社 | Shaft connection mechanism for electric power steering device |
| CN201003549Y (en) * | 2006-05-24 | 2008-01-09 | 林崇传 | Connecting structure for gear box and motor linkage |
| CN201963758U (en) * | 2010-12-24 | 2011-09-07 | 北京中纺锐力机电有限公司 | Elastic coupling for motor |
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| CN102537107A (en) | 2012-07-04 |
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Owner name: NIDEC (BEIJING) DRIVE SYSTEM TECHNIQUE CO., LTD. Free format text: FORMER OWNER: BEIJING CHINA TEX MECHANICAL + ELECTRICAL ENGINEERING LTD. Effective date: 20150805 |
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Effective date of registration: 20150805 Address after: 101102 Beijing, Tongzhou District Sheng King South Street, No. 13, No. 101, 201-1, 301, 15, Patentee after: Nideke (Beijing) Transmission Technology Co. Ltd Patentee after: Zhang Huaping Patentee after: Li Yonghui Address before: 101102, Beijing, Zhongguancun science and Technology Park, Jinqiao Science and technology industrial base, 15 South four street, 16A, Tongzhou District Patentee before: Beijing China Tex Mechanical & Electrical Engineering Ltd. Patentee before: Zhang Huaping Patentee before: Li Yonghui |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20191224 |