CN201177015Y - Flexible coupler for wind-driven generator group - Google Patents
Flexible coupler for wind-driven generator group Download PDFInfo
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- CN201177015Y CN201177015Y CNU2008200619276U CN200820061927U CN201177015Y CN 201177015 Y CN201177015 Y CN 201177015Y CN U2008200619276 U CNU2008200619276 U CN U2008200619276U CN 200820061927 U CN200820061927 U CN 200820061927U CN 201177015 Y CN201177015 Y CN 201177015Y
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- glass fibre
- cylindrical body
- reinforced plastics
- generating set
- fibre reinforced
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Abstract
The utility model relates to a flexible shaft joint for a wind generating set, comprising a cylinder body, flanged discs which are arranged on both ends of the cylinder body, a shaft sleeve A and a shaft sleeve B which are respectively connected with a flanged disc through bolts, and a rubber gasket and an elastic membrane which are respectively arranged between the shaft sleeve A and the flanged disc or between the shaft sleeve B and the flanged disc. The flexible shaft joint for the wind generating set is characterized in that the cylinder body is a fiber glass reinforced plastic cylinder body; various flanged discs are also fixedly connected with or integrated into a whole with conical sleeves and cylindrical sleeves; and both ends of the fiber glass reinforced plastic cylinder body are respectively in muff coupling or fixed adhesion or fixed connection with the conical sleeves or the cylindrical sleeves. The flexible shaft joint is particularly suitable for connecting a speed increasing box in wind generating equipment and the wind generating set, can well have the functions of vibration reduction and absorption of impact and vibration, has the capacity of providing displacement compensation, and can effectively improve the motion quality and the stability of a transmission machine, reduce the noise and improve the safety performance of equipment.
Description
Technical field
The utility model relates to a kind of coupling of conveying rotary motion, particularly a kind of wind power generating set flexible coupling.Be suitable for the connection set make speedup box and wind power generating set (the particularly wind power plant more than 1.5 megawatts) in the wind-force power generating equipment, the also applicable actuating unit of making miscellaneous equipment.
Technical background
In the prior art, coupling is general main by cylindrical body, be arranged at the flange plate at cylindrical body two ends, axle sleeve A and the axle sleeve B that is connected with a flange plate by bolt respectively, be arranged between axle sleeve A and the flange plate respectively, rubber washer and flexible sheet between axle sleeve B and the flange plate form, cylindrical body and flange plate adopt that metallic material is made, its structure generally is integral structure; Because coupling and shaft coupling thereof (are cylindrical body and the flange plate that is arranged at the cylindrical body two ends,) when high speed rotating, can not well play vibration damping and the effect that absorbs impact shock, thereby influence the transmission effect, coupling and shaft coupling life-span thereof are shorter, and in rotation process, produce axially, radially, angular displacement can't play any compensating action.
Summary of the invention
The purpose of this utility model is intended to overcome deficiency of the prior art, and a kind of wind power generating set flexible coupling is provided, and this coupling not only can play favorable damping and the effect that absorbs impact shock, also has the ability that bit shift compensation is provided.
Technical solution of the present utility model is: a kind of wind power generating set flexible coupling, comprise: cylindrical body, be arranged at the flange plate at cylindrical body two ends, axle sleeve A and the axle sleeve B that is connected with a flange plate by bolt respectively, be arranged between axle sleeve A and the flange plate respectively, rubber washer and flexible sheet between axle sleeve B and the flange plate, it is characterized in that:
Described cylindrical body is glass fibre reinforced plastics cylindrical body (1) (or claiming the FRP cylindrical shell);
Described each flange plate (2) is also fixedly connected or be connected as a single entity (promptly one-body molded) has tapered sleeve or cylindrical sleeve (3), and the two ends of described glass fibre reinforced plastics cylindrical body (1) are respectively with 1 tapered sleeve or cylindrical sleeve (3) socket and fixed bonding or fixedly connected.
In the technical solution of the present utility model: the two ends internal surface of described glass fibre reinforced plastics cylindrical body (1) and tapered sleeve (3) socket, the glass fibre reinforced plastics cylindrical body (1) that socket is a section can be corresponding identical with angle α for the tapering of 1-5 degree, tapered sleeve (3) with the angle α of central shaft.
In the technical solution of the present utility model: described glass fibre reinforced plastics cylindrical body (1) is made of the glass fibre layer or the carbon fiber layer of multilayer by resin bonding.The preparation method of this glass fibre reinforced plastics cylindrical body (1) can be: leached glass fiber is gone into resin, with Wiring apparatus glass fibre is successively twined on the cylindrical body mould again, the glass fibre intersection of adjacent two glass fibre layers is twined, the winding direction radial symmetric, twine multilayer to certain thickness, dry, the demoulding, promptly make glass fibre reinforced plastics cylindrical body (1), same prior art.
In the technical solution of the present utility model: in the described glass fibre layer, the glass fibre winding direction radial symmetric of adjacent two glass fibre layers, promptly along the radial symmetric of described glass fibre reinforced plastics cylindrical body (1), the angle of the glass fibre winding direction of adjacent two glass fibre layers can be the 80-100 degree.
In the technical solution of the present utility model: the angle of the glass fibre winding direction of described adjacent two glass fibre layers is 90 degree preferably, and the angle of the glass fibre winding direction of adjacent two glass fibre layers and described glass fibre reinforced plastics cylindrical body (1) central shaft is+45 degree and-45 degree.
In the technical solution of the present utility model: described glass fibre can be alkali-free (E) glass fibre, high-strength (S) glass fibre or high-modulus (M) glass fibre.
In the technical solution of the present utility model: the specification of described glass fibre can be 66-2400tex.
In the technical solution of the present utility model: described resin can be epoxy vinyl ester resin, vinyl ester resin, phenolic resin, modified cyanic acid ester resin, acrylic resin or polyester resin, same prior art.
In the technical solution of the present utility model: the thickness of described glass fibre reinforced plastics cylindrical body (1) can be 3-15mm, and promptly the barrel thickness of this cylindrical body (1) can be 3-15mm; The thickness of described glass fibre reinforced plastics cylindrical body (1) is 6-10mm preferably, and promptly the barrel thickness of this cylindrical body (1) is 6-10mm preferably.
In the technical solution of the present utility model: the glass fibre reinforced plastics cylindrical body (1) of described socket part has shape, the corresponding boss in position and groove with the adjacent surface of tapered sleeve or cylindrical sleeve (3); This boss and groove are preferably the boss and the groove of smooth excessiveness.
In the technical solution of the present utility model: described glass fibre reinforced plastics cylindrical body (1) and tapered sleeve or cylindrical sleeve (3) socket part bonding with binder can be two liquid type methacrylic acid structure glue (for example: Plexus MA310 etc.), also can be other high-strength, high tenacity binder of the prior art.
In the technical solution of the present utility model: the structural type of described flange plate (2) can design according to different connection requests, the structure of 2 flange plate (2) can be identical, also can be different, screw quantity on the flange plate (2) can be 2～10, same prior art.
The utility model adopts the base material of FRP as shaft coupling, makes with Wrapping formed mode to have certain thickness FRP cylindrical shell, adopts high-strength, bonding ironcasting tapered sleeve of high tenacity binder or cylindrical sleeve then respectively at the two ends of FRP cylindrical shell.She Ji purpose is shaft coupling is divided into three individual components like this, adopts binder to constitute the shaft coupling of a flexibility.Because the FRP material is lighter than steel, and the shaft coupling two ends adopt binder to connect tapered sleeve or cylindrical sleeve, connect with axle sleeve and elastic element and form a complete coupling when shaft coupling so, just can in operation process, play favorable damping in the running and absorb the ability of impacting, can also play certain compensating action the skew that coupling produces.
Compared with prior art, the utlity model has following characteristics and good result:
(1) the utility model adopts the material of main part of glass fibre reinforced plastics cylindrical body (FRP cylindrical shell) as shaft coupling, can anti-various corrosion, and alleviated whole shaft coupling own wt greatly, and improve the moving-mass and the stability of gearing effectively, reduced noise effectively;
(2) in the utility model, it is Wrapping formed that the preparation of glass fibre reinforced plastics cylindrical body (FRP cylindrical shell) adopts the glass fibre (45 ° of winding methods) of resin bonding to intersect, can effectively increase shaft coupling intensity, improve its torsional moment;
(3) the utility model adopts modern adhesive technology that glass fibre reinforced plastics cylindrical body (FRP cylindrical shell) is connected with two metal tapered sleeve fixed bondings, make whole shaft coupling play a favorable damping and the effect that absorbs impact shock, can also play compensation because of vibrating, impact the effect of the driving and driven arbor linear displacement that causes; Adopt the glass fibre reinforced plastics cylindrical body (FRP cylindrical shell) of nonmetallic material, in the use, when running into special circumstances such as typhoon, can effectively avoid the speedup box of wind power generating set destroyed, avoid motor to be burnt, improve device ';
(4) in the utility model, the two ends internal surface of glass fibre reinforced plastics cylindrical body and tapered sleeve socket, the glass fibre reinforced plastics cylindrical body that socket is one section has corresponding identical tapering (with the angle α of central shaft) with tapered sleeve, both made things convenient for both assembling, increased both surface of contact, bonding plane again, made both connections more firm; In the use, particularly during high speed rotating, can play the locking effect, keep good overall performance;
(5) the utility model is simple in structure, and is easy to manufacture, and performance is safe and reliable, has characteristics such as economic, practical property is strong.
Description of drawings
Fig. 1 is a shaft coupling structure schematic representation among the utility model embodiment;
Fig. 2 is a glass fibre reinforced plastics cylindrical body vertical profile TV structure schematic representation among Fig. 1;
Fig. 3 is the right TV structure schematic representation of flange plate among Fig. 1;
Fig. 4 connects among Fig. 1 or the flange plate sectional structure schematic representation of the tapered sleeve that is connected as a single entity;
Fig. 5 is the structural representation of the utility model embodiment coupling.
Among the figure: 1-glass fibre reinforced plastics cylindrical body (or claiming the FRP cylindrical shell), 2-flange plate, 3-tapered sleeve or cylindrical sleeve, 4-axle sleeve A, 5-bolt, 6-flexible sheet, 7-silicone rubber gasket, 8-axle sleeve B.
Embodiment
The utility model is further described by embodiment below in conjunction with accompanying drawing.
Embodiment 1: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, mainly by: glass fibre reinforced plastics cylindrical body 1 (or claiming FRP cylindrical shell), be arranged at the flange plate 2 at cylindrical body two ends, with the be connected as a single entity tapered sleeve 3 (flange plate 2 and tapered sleeve 3 can be cast iron or other metallic material) of (promptly one-body molded) of each flange plate 2, axle sleeve A4 and the axle sleeve B8 that is connected with a flange plate 2 by bolt 5 respectively, and be arranged between axle sleeve A4 and the flange plate 2 respectively, rubber washer 7 and flexible sheet 6 compositions between axle sleeve B8 and the flange plate 2;
The two ends of described glass fibre reinforced plastics cylindrical body 1 respectively with 1 tapered sleeve 3 socket and fixed bonding, binder can be two liquid type methacrylic acid structure glue (for example: Plexus MA310 etc.), also can be other binder of the prior art;
The two ends internal surface of described glass fibre reinforced plastics cylindrical body 1 and tapered sleeve 3 sockets, glass fibre reinforced plastics cylindrical body that socket is one section 1 is 4 degree with the angle α of central shaft, the tapering of tapered sleeve 3 and angle α corresponding identical, be 4 to spend;
Described glass fibre reinforced plastics cylindrical body 1 is made of the glass fibre layer of multilayer by resin bonding;
In the described glass fibre layer, the glass fibre winding direction radial symmetric of adjacent two glass fibre layers, promptly along the radial symmetric of described glass fibre reinforced plastics cylindrical body 1, the angle of the glass fibre winding direction of adjacent two glass fibre layers is 90 degree, and the angle of the glass fibre winding direction of adjacent two glass fibre layers and described glass fibre reinforced plastics cylindrical body 1 central shaft is+45 degree and-45 degree;
Described glass fibre is a kind of in alkali-free (E) glass fibre, high-strength (S) glass fibre or high-modulus (M) glass fibre;
Described resin is a kind of in epoxy vinyl ester resin, vinyl ester resin, phenolic resin, modified cyanic acid ester resin, acrylic resin or the polyester resin, same prior art;
The thickness of described glass fibre reinforced plastics cylindrical body 1 is 6.5mm, and promptly the barrel thickness of this cylindrical body 1 is 6.5mm.
The structural type of described flange plate 2 can design according to different connection requests, and the structure of 2 flange plate 2 can be identical, also can be different, and the screw quantity on the flange plate 2 can be 2～10, all same prior art.
This wind power generating set in use can play favorable damping and absorb the ability of impacting with flexible coupling, has the ability that bit shift compensation is provided, can effectively improve the moving-mass and the stability of gearing, reduce noise, improve device '.
Embodiment 2: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the two ends internal surface of glass fibre reinforced plastics cylindrical body 1 and tapered sleeve 3 sockets, glass fibre reinforced plastics cylindrical body that socket is one section 1 is 1 degree with the angle α of central shaft, the tapering of tapered sleeve 3 and angle α corresponding identical, be 1 to spend; Other is with embodiment 1, slightly.
Embodiment 3: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the two ends internal surface of glass fibre reinforced plastics cylindrical body 1 and tapered sleeve 3 sockets, glass fibre reinforced plastics cylindrical body that socket is one section 1 is 5 degree with the angle α of central shaft, the tapering of tapered sleeve 3 and angle α corresponding identical, be 5 to spend; Other is with embodiment 1, slightly.
Embodiment 4: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the two ends internal surface of glass fibre reinforced plastics cylindrical body 1 and tapered sleeve 3 sockets, glass fibre reinforced plastics cylindrical body that socket is one section 1 is 3 degree with the angle α of central shaft, the tapering of tapered sleeve 3 and angle α corresponding identical, be 3 to spend; Other is with embodiment 1, slightly.
Embodiment 5: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the thickness of glass fibre reinforced plastics cylindrical body 1 are 8mm, and promptly the barrel thickness of this cylindrical body 1 is 8mm; Other is with embodiment 1,2,3 or 4, slightly.
Embodiment 6: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the thickness of glass fibre reinforced plastics cylindrical body 1 are 3mm, and promptly the barrel thickness of this cylindrical body 1 is 3mm; Other is with embodiment 1,2,3 or 4, slightly.
Embodiment 7: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the thickness of glass fibre reinforced plastics cylindrical body 1 are 15mm, and promptly the barrel thickness of this cylindrical body 1 is 15mm; Other is with embodiment 1,2,3 or 4, slightly.
Embodiment 8: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the thickness of glass fibre reinforced plastics cylindrical body 1 are 10mm, and promptly the barrel thickness of this cylindrical body 1 is 10mm; Other is with embodiment 1,2,3 or 4, slightly.
Embodiment 9: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the thickness of glass fibre reinforced plastics cylindrical body 1 are 5mm, and promptly the barrel thickness of this cylindrical body 1 is 5mm; Other is with embodiment 1,2,3 or 4, slightly.
Embodiment 10: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, in the glass fibre layer, the glass fibre winding direction radial symmetric of adjacent two glass fibre layers, promptly along the radial symmetric of described glass fibre reinforced plastics cylindrical body 1, the angle of the glass fibre winding direction of adjacent two glass fibre layers is 80 degree, and the angle of the glass fibre winding direction of adjacent two glass fibre layers and described glass fibre reinforced plastics cylindrical body 1 central shaft is+50 degree and-50 degree; Other is with arbitrary among the embodiment 1-9, slightly.
Embodiment 11: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, in the glass fibre layer, the glass fibre winding direction radial symmetric of adjacent two glass fibre layers, promptly along the radial symmetric of described glass fibre reinforced plastics cylindrical body 1, the angle of the glass fibre winding direction of adjacent two glass fibre layers is 100 degree, and the angle of the glass fibre winding direction of adjacent two glass fibre layers and described glass fibre reinforced plastics cylindrical body 1 central shaft is+40 degree and-40 degree; Other is with arbitrary among the embodiment 1-9, slightly.
Embodiment 12: referring to each accompanying drawing.
A kind of wind power generating set flexible coupling, the glass fibre reinforced plastics cylindrical body 1 of socket part has shape, the corresponding boss in position and groove with the adjacent surface of tapered sleeve 3; This boss and groove are preferably the boss and the groove of smooth excessiveness; Other is with arbitrary among the embodiment 1-11, slightly.
The utility model is not limited to the foregoing description, and the utility model technical solution is described all can be implemented, and has described good result.
Claims (8)
1, a kind of wind power generating set flexible coupling, comprise: cylindrical body, be arranged at the flange plate at cylindrical body two ends, axle sleeve A and the axle sleeve B that is connected with a flange plate by bolt respectively, be arranged between axle sleeve A and the flange plate respectively, rubber washer and flexible sheet between axle sleeve B and the flange plate, it is characterized in that:
Described cylindrical body is glass fibre reinforced plastics cylindrical body (1);
Described each flange plate (2) also fixedly connected or be connected as a single entity tapered sleeve or cylindrical sleeve (3), the two ends of described glass fibre reinforced plastics cylindrical body (1) are respectively with 1 tapered sleeve or cylindrical sleeve (3) socket and fixed bonding or fixedly connected.
2, by the described wind power generating set flexible coupling of claim 1, it is characterized in that: the two ends internal surface of described glass fibre reinforced plastics cylindrical body (1) and tapered sleeve (3) socket, the glass fibre reinforced plastics cylindrical body (1) that socket is a section and the angle α of central shaft are that the tapering of 1-5 degree, tapered sleeve (3) is corresponding identical with angle α.
3, by claim 1 or 2 described wind power generating set flexible couplings, it is characterized in that: described glass fibre reinforced plastics cylindrical body (1) is made of the glass fibre layer or the carbon fiber layer of multilayer by resin bonding.
4, by the described wind power generating set flexible coupling of claim 3, it is characterized in that: in the described glass fibre layer, the glass fibre winding direction radial symmetric of adjacent two glass fibre layers, the angle of the glass fibre winding direction of adjacent two glass fibre layers are 80 1 100 degree.
5, by the described wind power generating set flexible coupling of claim 4, it is characterized in that: the angle of the glass fibre winding direction of described adjacent two glass fibre layers is 90 degree, and the angle of the glass fibre winding direction of adjacent two glass fibre layers and described glass fibre reinforced plastics cylindrical body (1) central shaft is+45 degree and-45 degree.
6, by claim 1 or 2 described wind power generating set flexible couplings, it is characterized in that: the thickness of described glass fibre reinforced plastics cylindrical body (1) is 3-15mm.
7, by claim 1 or 2 described wind power generating set flexible couplings, it is characterized in that: the glass fibre reinforced plastics cylindrical body (1) of described socket part has shape, the corresponding boss in position and groove with the adjacent surface of tapered sleeve or cylindrical sleeve (3).
8, by the described wind power generating set flexible coupling of claim 6, it is characterized in that: the thickness of described glass fibre reinforced plastics cylindrical body (1) is 6-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200619276U CN201177015Y (en) | 2008-01-22 | 2008-01-22 | Flexible coupler for wind-driven generator group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200619276U CN201177015Y (en) | 2008-01-22 | 2008-01-22 | Flexible coupler for wind-driven generator group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201177015Y true CN201177015Y (en) | 2009-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200619276U Expired - Lifetime CN201177015Y (en) | 2008-01-22 | 2008-01-22 | Flexible coupler for wind-driven generator group |
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| Country | Link |
|---|---|
| CN (1) | CN201177015Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168725A (en) * | 2011-04-15 | 2011-08-31 | 江苏新誉重工科技有限公司 | Threading tube coupler of wind generating set |
| CN102297089A (en) * | 2010-06-21 | 2011-12-28 | 远景能源（丹麦）有限公司 | Flexible shaft wind turbine |
| CN103375349A (en) * | 2012-04-24 | 2013-10-30 | 华锐风电科技(集团)股份有限公司 | Transmission chain of wind generating set and wind generating set |
| CN103899667A (en) * | 2014-03-07 | 2014-07-02 | 武汉科欣技术有限责任公司 | Novel combined type bidirectional flexible diaphragm coupling with tubular long shaft and method for manufacturing novel combined type bidirectional flexible diaphragm coupling with tubular long shaft |
| CN104279239A (en) * | 2014-07-11 | 2015-01-14 | 重庆理工清研凌创测控科技有限公司 | Novel long shaft coupler for NVH (noise, vibration and harshness) test bed |
| CN105041891A (en) * | 2015-05-29 | 2015-11-11 | 北京交通大学 | Low-inertia insulating coupler |
| CN105179502A (en) * | 2015-09-15 | 2015-12-23 | 宁波龙旋机械制造有限公司 | Insulation coupler and replacement method thereof |
| CN107664163A (en) * | 2017-11-01 | 2018-02-06 | 镇江索达联轴器有限公司 | A kind of retaining shaft coupling |
| CN110242682A (en) * | 2019-04-22 | 2019-09-17 | 武汉理工大学 | A kind of torque transmission shaft overload protection method based on carbon fibre composite |
| CN112324813A (en) * | 2020-11-03 | 2021-02-05 | 江苏科技大学 | Vibration damping device for diaphragm coupling and vibration damping method thereof |
| US11754035B2 (en) | 2021-04-12 | 2023-09-12 | Loubert S. Suddaby | Assembly for capturing oscillating fluid energy with hinged propeller and segmented driveshaft |
-
2008
- 2008-01-22 CN CNU2008200619276U patent/CN201177015Y/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297089A (en) * | 2010-06-21 | 2011-12-28 | 远景能源（丹麦）有限公司 | Flexible shaft wind turbine |
| US8664791B2 (en) | 2010-06-21 | 2014-03-04 | Envision Energy (Denmark) Aps | Flexible shaft wind turbine |
| CN102297089B (en) * | 2010-06-21 | 2014-06-25 | 远景能源（江苏）有限公司 | Flexible shaft wind turbine |
| CN102168725A (en) * | 2011-04-15 | 2011-08-31 | 江苏新誉重工科技有限公司 | Threading tube coupler of wind generating set |
| CN103375349B (en) * | 2012-04-24 | 2015-08-19 | 华锐风电科技(集团)股份有限公司 | Driving chain of wind generating set and wind power generating set |
| CN103375349A (en) * | 2012-04-24 | 2013-10-30 | 华锐风电科技(集团)股份有限公司 | Transmission chain of wind generating set and wind generating set |
| CN103899667A (en) * | 2014-03-07 | 2014-07-02 | 武汉科欣技术有限责任公司 | Novel combined type bidirectional flexible diaphragm coupling with tubular long shaft and method for manufacturing novel combined type bidirectional flexible diaphragm coupling with tubular long shaft |
| CN104279239A (en) * | 2014-07-11 | 2015-01-14 | 重庆理工清研凌创测控科技有限公司 | Novel long shaft coupler for NVH (noise, vibration and harshness) test bed |
| CN105041891A (en) * | 2015-05-29 | 2015-11-11 | 北京交通大学 | Low-inertia insulating coupler |
| CN105179502A (en) * | 2015-09-15 | 2015-12-23 | 宁波龙旋机械制造有限公司 | Insulation coupler and replacement method thereof |
| CN107664163A (en) * | 2017-11-01 | 2018-02-06 | 镇江索达联轴器有限公司 | A kind of retaining shaft coupling |
| CN110242682A (en) * | 2019-04-22 | 2019-09-17 | 武汉理工大学 | A kind of torque transmission shaft overload protection method based on carbon fibre composite |
| CN112324813A (en) * | 2020-11-03 | 2021-02-05 | 江苏科技大学 | Vibration damping device for diaphragm coupling and vibration damping method thereof |
| US11754035B2 (en) | 2021-04-12 | 2023-09-12 | Loubert S. Suddaby | Assembly for capturing oscillating fluid energy with hinged propeller and segmented driveshaft |
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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: Mianyang CIS Electric Appliance Co., Ltd. Assignor: Huang Shunguo Contract record no.: 2011510000299 Denomination of utility model: Flexible coupler for wind-driven generator group Granted publication date: 20090107 License type: Exclusive License Record date: 20110923 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090107 |