CN102425614A - Elastic coupling - Google Patents
Elastic coupling Download PDFInfo
- Publication number
- CN102425614A CN102425614A CN2011104096599A CN201110409659A CN102425614A CN 102425614 A CN102425614 A CN 102425614A CN 2011104096599 A CN2011104096599 A CN 2011104096599A CN 201110409659 A CN201110409659 A CN 201110409659A CN 102425614 A CN102425614 A CN 102425614A
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- China
- Prior art keywords
- coupling
- wire rope
- elastic
- elastic member
- fixedly connected
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/50—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
- F16D3/56—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members comprising elastic metal lamellae, elastic rods, or the like, e.g. arranged radially or parallel to the axis, the members being shear-loaded collectively by the total load
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ropes Or Cables (AREA)
Abstract
The invention provides an elastic coupling. The coupling comprises a first half coupling, a second half coupling and an elastic component. The elastic component is stranded steel wire ropes which are distributed in a circumferential direction; and two ends of each stranded steel wire rope are fixedly connected with the first half coupling and the second half coupling respectively. The stranded steel wire ropes are arranged between two half couplings to ensure that the coupling can transfer large torsion and has a good vibration reduction effect.
Description
Technical field
The present invention relates to a kind of coupling, be meant a kind of elastic coupling flexible coupling especially.
Background technique
At present; In the delivery test and type approval test of large and middle size motors such as wind-driven generator, coal development machine; Especially in the marginal test of wind-driven generator; Because the reasons in structure of wind-driven generator own, it has bigger impact in the running, and chain sub-assemblies such as dragging motor, coupling are had bigger influence.Existing coupling is generally metal diaphragm coupling and gimbal coupling, and there is following defective in existing coupling: 1) coupler structure is complicated, involves great expense, and is fragile; 2) coupling can not effectively absorb impact, and the bradyseism effect is relatively poor.
Summary of the invention
The present invention proposes a kind of elastic coupling flexible coupling, and this coupling can not only transfer larger torque, can also effectively absorb impact, reaches the purpose of bradyseism.
The present invention proposes a kind of elastic coupling flexible coupling, comprises first half-coupling, second half-coupling and elastic member, and an end of said elastic member is fixedly connected with said first half-coupling, and the other end is fixedly connected with said second half-coupling.
Further; Said elastic member with the mode that is fixedly connected of said first half-coupling and second half-coupling further is: the end of said first half-coupling and second half-coupling is provided with land, and said land is provided with vertically and twists the identical attachment hole of system wire rope quantity; Said land is provided with circumferential groove near the end face of coupling shaft; The end of said elastic member is provided with an annulus; Said attachment hole is passed in the end of said elastic member, and collar passes said annulus and is arranged in the said circumferential groove, and back-up ring compresses collar and is fixedly connected with land.
Further, said elastic member is strand system wire rope 4 or a fiber of along the circumferential direction arranging a circle at least, and the tensile strength of said fiber is greater than 500MPa.
Further, each the strand system wire rope or the fiber that are arranged in the same circle are parallel to each other.
Further, the strand system of two adjacent rings wire rope 4 or fiber are arranged at angle.
Further, the strand system of said two adjacent rings wire rope 4 or filamentous angular range are 60 °～160 °.
The present invention is provided with elastic member between two half-couplings, make coupling in can transfer larger torque, can also effectively absorb impact, reaches the purpose of bradyseism.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technological scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of elastic coupling flexible coupling of the present invention;
Fig. 2 is the axial sectional view of a kind of elastic coupling flexible coupling of the present invention;
Fig. 3 is the axial sectional view of half-coupling of the present invention;
Fig. 4 is the A-A sectional view of Fig. 3;
Fig. 5 is the B-B sectional view of Fig. 3;
Fig. 6 is the structural representation of elastic coupling flexible coupling of the present invention;
Fig. 7 is the left view of elastic coupling flexible coupling of the present invention;
Fig. 8 is the sectional view of two elastic coupling flexible coupling series connection;
Fig. 9 is the structural representation of two elastic coupling flexible coupling series connection.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technological scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment who is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Embodiment one:
The present invention proposes a kind of elastic coupling flexible coupling, comprises first half-coupling, second half-coupling and elastic member, and wherein an end of elastic member is fixedly connected with first half-coupling, and the other end is fixedly connected with second half-coupling.
As shown in Figure 1, the elastic member in the present embodiment is strand system wire rope 4, and its two ends are fixedly connected with second half-coupling 5 with first half-coupling 1 respectively.Strand system wire rope 4 is along the circumferential direction arranged a circle at least, and each the strand system wire rope 4 that is arranged in the same circle is parallel to each other.If when strand system wire rope was arranged greater than two circles, then the strand system of two adjacent rings wire rope was arranged at angle, the span of angulation β is preferably 60 °～160 °.
Preferably; The end of strand system wire rope 4 and the mode that is fixedly connected of first half-coupling 1 and second half-coupling 5 such as Fig. 1, Fig. 2, shown in Figure 5, be specially: the end of first half-coupling 1 and second half-coupling 5 is provided with land 10, and land 10 is provided with a circumferential groove 6 near the end face of coupling shaft; And land 10 is provided with and twists the corresponding attachment hole 7 of system wire rope vertically; Strand system wire rope 4 ends are provided with an annulus 12, and the annulus 12 of the end of strand system wire rope 4 passes attachment hole 7, and collar 3 passes annulus 12; And collar 3 is arranged in the circumferential groove 6, and back-up ring 2 compresses collar 3 and is fixedly connected with land 10.In the specific implementation, the structural type of collar 3 is various, needs only the diameter of its length greater than attachment hole, and can be stuck in circumferential groove 6 interior getting final product, and round steel is preferred.Further preferably, after round steel passes annulus 12, with the two end part welding of round steel.
Preferably, back-up ring 2 is a circle structure, is provided with annular boss at an end face of circle structure; The radial width of boss is identical with the radial width of circumferential groove 6, and during connection, boss is arranged in the circumferential groove 6; Compress collar 3, the edge of circle structure is fixedly connected with land 10.In the specific implementation, the edge of circle structure gets final product with being fixedly connected of land 10, and Connecting format is various.Select for use bolt to connect in the present embodiment between the edge of circle structure and the land 10; Like Fig. 2, shown in Figure 4; Also have bolt hole in the setting of the edge of circle structure, be provided with attachment hole 13 in the bottom of circumferential groove 6, bolt 11 passes bolt hole and attachment hole 13; Back-up ring 2 is fixed on the land 10, like Fig. 4-shown in Figure 7.
In the specific implementation; Strand system wire rope 4 preferred arrangements two circles; Like Fig. 1, shown in Figure 3, comprise attachment hole 7 and inner ring attachment hole 8, the arranged direction of the arranged direction of inner ring strand system wire rope and outer ring strand system wire rope is opposite; Even the strand system of outer ring wire rope 4 is tilted to the right, and 4 of the strand system wire rope of inner ring are tilted to the left.
Strand system wire rope among the present invention is worked out; Earlier weave into a thinner wire rope with many seizing wires; Weave into thick wire rope with several or much thinner wire rope again, in the specific implementation, confirm according to the moment of coupling actual transfer and the needs of moment of torsion.
In the practical operation, also can the series connection of the elastic coupling flexible coupling among the present invention be used, like Fig. 8, shown in Figure 9.
Elastic coupling flexible coupling of the present invention makes full use of the flexibility and the rigidity of strand system wire rope, and simple in structure, cost is low, makes easily; All metal construction can be used for various complex working conditions, is easy to safeguard stable performance; Transmitting torque is big, can absorb the impact of testing of electric motors, good damping effect.
Embodiment two:
Present embodiment and embodiment's one structure is basic identical, and difference only is: what the elastic device in the present embodiment was selected for use is fiber, and the tensile strength of fiber is greater than 500MPa.
Elastic coupling flexible coupling of the present invention makes full use of the flexibility and the rigidity of strand system wire rope, and simple in structure, cost is low, makes easily; All metal construction can be used for various complex working conditions, is easy to safeguard stable performance; Transmitting torque is big, can absorb the impact of testing of electric motors, good damping effect.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. an elastic coupling flexible coupling comprises first half-coupling (1) and second half-coupling (5),
It is characterized in that, also comprise
Elastic member, and
One end of said elastic member is fixedly connected with said first half-coupling (1), and the other end is fixedly connected with said second half-coupling (5).
2. according to each described elastic coupling flexible coupling in the claim 1, it is characterized in that,
Said elastic member with the mode that is fixedly connected of said first half-coupling (1) and second half-coupling (5) further is:
The end of said first half-coupling (1) and second half-coupling (5) is provided with land (10);
Said land (10) is provided with vertically and twists the identical attachment hole (7) of system wire rope quantity;
Said land (10) is provided with circumferential groove (6) near the end face of coupling shaft;
The end of said elastic member is provided with an annulus (12);
Said attachment hole (7) is passed in the end of said elastic member, and collar (3) passes said annulus (12) and is arranged in the said circumferential groove (6), and back-up ring (2) compresses collar (3) and is fixedly connected with land (10).
3. according to claim 1 or the described elastic coupling flexible coupling of claim 2, it is characterized in that,
Said elastic member is strand system wire rope (4) or a fiber of along the circumferential direction arranging a circle at least, and the tensile strength of said fiber is greater than 500MPa.
4. elastic coupling flexible coupling according to claim 3 is characterized in that,
Each the strand system wire rope or the fiber that are arranged in the same circle are parallel to each other.
5. elastic coupling flexible coupling according to claim 4 is characterized in that,
The strand system wire rope (4) or the fiber of two adjacent rings are arranged at angle.
6. elastic coupling flexible coupling according to claim 5 is characterized in that,
The strand system wire rope (4) of said two adjacent rings or filamentous angular range are 60 °～160 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104096599A CN102425614A (en) | 2011-12-09 | 2011-12-09 | Elastic coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104096599A CN102425614A (en) | 2011-12-09 | 2011-12-09 | Elastic coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102425614A true CN102425614A (en) | 2012-04-25 |
Family
ID=45959631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104096599A Pending CN102425614A (en) | 2011-12-09 | 2011-12-09 | Elastic coupling |
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| Country | Link |
|---|---|
| CN (1) | CN102425614A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821834A (en) * | 2014-03-20 | 2014-05-28 | 重庆大学 | Steel wire rope ring elastic coupler |
| CN104100649A (en) * | 2013-04-15 | 2014-10-15 | 上海电机系统节能工程技术研究中心有限公司 | Split clamping type coupler |
| KR101676282B1 (en) * | 2015-06-08 | 2016-11-15 | 재단법인 중소조선연구원 | segment type coupling using composite material |
| CN107218356A (en) * | 2016-03-22 | 2017-09-29 | 昆山光腾智能机械有限公司 | Elasticity conversion decelerator |
| CN108194528A (en) * | 2018-01-12 | 2018-06-22 | 湖北汽车工业学院 | A kind of wire line thimble shaft coupling and assembly method |
| CN113503323A (en) * | 2021-08-05 | 2021-10-15 | 浙江意动科技股份有限公司 | Netted flexible coupling that 3D printed |
| EP3943910A1 (en) * | 2020-07-24 | 2022-01-26 | Hamilton Sundstrand Corporation | Apparatus and method for testing drive shaft joints |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2223381Y (en) * | 1995-03-29 | 1996-03-27 | 吕志强 | Steel wire rope nonlinear high-elastic coupling of shaft |
| CN2326779Y (en) * | 1997-08-24 | 1999-06-30 | 张远明 | Elastic-wire coupling |
| CN1470775A (en) * | 2003-06-20 | 2004-01-28 | 哈尔滨工业大学 | Coupling with metal rubber pin |
| CN2611673Y (en) * | 2002-05-10 | 2004-04-14 | 职莹壁 | Wire rope elastic coupler |
-
2011
- 2011-12-09 CN CN2011104096599A patent/CN102425614A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2223381Y (en) * | 1995-03-29 | 1996-03-27 | 吕志强 | Steel wire rope nonlinear high-elastic coupling of shaft |
| CN2326779Y (en) * | 1997-08-24 | 1999-06-30 | 张远明 | Elastic-wire coupling |
| CN2611673Y (en) * | 2002-05-10 | 2004-04-14 | 职莹壁 | Wire rope elastic coupler |
| CN1470775A (en) * | 2003-06-20 | 2004-01-28 | 哈尔滨工业大学 | Coupling with metal rubber pin |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100649A (en) * | 2013-04-15 | 2014-10-15 | 上海电机系统节能工程技术研究中心有限公司 | Split clamping type coupler |
| CN103821834A (en) * | 2014-03-20 | 2014-05-28 | 重庆大学 | Steel wire rope ring elastic coupler |
| CN103821834B (en) * | 2014-03-20 | 2016-06-08 | 重庆大学 | A kind of wireline ring resilient coupling |
| KR101676282B1 (en) * | 2015-06-08 | 2016-11-15 | 재단법인 중소조선연구원 | segment type coupling using composite material |
| WO2016199973A1 (en) * | 2015-06-08 | 2016-12-15 | 재단법인 중소조선연구원 | Segmented coupling using composite material |
| CN107218356A (en) * | 2016-03-22 | 2017-09-29 | 昆山光腾智能机械有限公司 | Elasticity conversion decelerator |
| CN107218356B (en) * | 2016-03-22 | 2023-11-07 | 昆山光腾智能机械有限公司 | Elastic conversion speed reducer |
| CN108194528A (en) * | 2018-01-12 | 2018-06-22 | 湖北汽车工业学院 | A kind of wire line thimble shaft coupling and assembly method |
| CN108194528B (en) * | 2018-01-12 | 2024-04-16 | 湖北汽车工业学院 | Steel wire rope ring coupler and assembly method |
| EP3943910A1 (en) * | 2020-07-24 | 2022-01-26 | Hamilton Sundstrand Corporation | Apparatus and method for testing drive shaft joints |
| US11448566B2 (en) | 2020-07-24 | 2022-09-20 | Hamilton Sundstrand Corporation | Apparatus and method for testing drive shaft joints |
| CN113503323A (en) * | 2021-08-05 | 2021-10-15 | 浙江意动科技股份有限公司 | Netted flexible coupling that 3D printed |
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Application publication date: 20120425 |
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| WD01 | Invention patent application deemed withdrawn after publication |