CN204805357U - A insulating sleeve device for shaft coupling - Google Patents
A insulating sleeve device for shaft coupling Download PDFInfo
- Publication number
- CN204805357U CN204805357U CN201520442735.XU CN201520442735U CN204805357U CN 204805357 U CN204805357 U CN 204805357U CN 201520442735 U CN201520442735 U CN 201520442735U CN 204805357 U CN204805357 U CN 204805357U
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- sleeve
- adapter
- attachment hole
- fastening piece
- adapter sleeve
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Abstract
The utility model discloses an insulating sleeve device for shaft coupling includes the sleeve takeover, and it includes sleeve main part and a pair of protruding portion, and highlights do not follows outside outstanding extension the integratively in both ends of sleeve main part, and wherein, the sleeve is taken over and is equipped with a plurality of first connecting holes, a pair of connecting flange sets up respectively in the both sides that the sleeve was taken over, and coaxial the alignment is taken over in the sleeve, and wherein, the connecting flange is equipped with a plurality of second connecting holes, and a plurality of fastener, each fastener includes fastener and adapter sleeve, adapter sleeve joint in fastener sets up in first connecting hole and second connecting hole to an in the connecting hole for transmitting the moment of torsion, wherein, the fastener passes first connecting hole and extends to the second connecting hole, and the export -oriented connecting sleeve of detachably is taken over and the connecting flange, and can be positioned the sleeve with the adapter sleeve and take over and the connecting flange .
Description
Technical field
The utility model relates to a kind of coupling, specifically, is a kind of insulating sleeve device being applicable to wind-power electricity generation coupling.
Background technique
Wind-driven generator is the dynamic power machine of mechanical work by wind energy transformation, and it utilizes wind-force to drive air vane to rotate, then promoted by the speed that booster engine will rotate, and impels electrical power generators.Wherein, need special high-speed flexible coupling to transmit motion wherein and power between the generator of Wind turbines and booster engine, thus, high-speed shaft of wind generating set Special flexible coupling is widely used in land, offshore high-altitude cabin (overhead or sea be about 75m place), is connected between booster engine output shaft and generator input shaft.
Conventional Special flexible coupling comprises cylindrical body and is connected to the flange plate of cylindrical body, each flange plate is socketed on the both sides of described cylindrical body respectively, adopt between described cylindrical body and described flange plate and be wound around the assembly that the flange plate of described cylindrical body and cylindrical body both sides is coupled to integral structure by bonding technology, as the wind-power electricity generation group flexible coupling that number of patent application is CN201177015Y, comprise cylindrical body, be arranged at the flange plate at cylindrical body two ends, the axle sleeve A be connected with a flange plate respectively by bolt and axle sleeve B, be arranged between axle sleeve A and axle sleeve B respectively, rubber washer between axle sleeve B and flange plate and flexible sheet, described each flange plate is also fixedly connected with or has been connected as a single entity tapered sleeve or cylindrical sleeve, the two ends of described cylindrical body are socketed with tapered sleeve or cylindrical sleeve and fixed bonding or be fixedly connected with respectively.Wherein, by being bonded as one structure between described cylindrical body and flange plate, what bonding part between cylindrical body and flange plate in use often can occur tears damage, the phenomenon once be damaged, need the integrated combination part changing cylindrical body and flange plate, and the overload protection assembly parts that related replacing is relevant, this is because the overload protection assembly parts of coupling need be set up before product export, setting test is unconditionally carried out at scene, thus, in coupling, bonding part tears damage, the replacing of whole coupling may be caused, it is longer that needed time is shut down in high aerial replacing, and change the somewhat expensive of coupling assembly, increase the user cost of coupling.
Because Wind turbines uses in high-altitude, installation and maintenance are very inconvenient, and maintenance cost is expensive, once damaging appears in coupling, whole unit stall will be caused to generate electricity, and indirect loss is serious, thus very harsh to the reliability of coupling, security requirement, require in Two decades years lifetime non-maintaining.
Model utility content
Main purpose of the present utility model is to provide a kind of insulating sleeve device for coupling; its insulation block function of axially leaking electricity under not only there is high pressure; mode also by removably connecting; improve the portability that coupling assembly is installed or changed, greatly save dead time and the replacement cost of Wind turbines.
Another object of the present utility model is to provide a kind of insulating sleeve device for coupling, simple and other functions that do not detract of its designing and manufacturing technique, improve the bulk strength of coupling, reliability and Security, reduce the spoilage of coupling in lifetime.
Another object of the present utility model is to provide a kind of insulating sleeve device for coupling, and it does not need intricately machine-building step and device, does not carry out great change to embryonal structure yet, reduces relevant manufacture cost.
For reaching above object, the technical solution adopted in the utility model is: a kind of insulating sleeve device for coupling comprises a set of socket joint pipe, described sleeve adapter comprises a sleeve body and a pair protuberance, described protuberance is outwards outstanding integratedly from the two ends of described sleeve body respectively to be extended, wherein, described sleeve adapter is provided with multiple first attachment hole, and described first attachment hole respectively compartment of terrain is formed at described protuberance; A pair connecting flange, described connecting flange is arranged at the both sides of described sleeve adapter respectively, and co-axially align is taken in described sleeve, wherein, described connecting flange is provided with multiple second attachment hole, and the second attachment hole described in each is aligned in each first attachment hole of described sleeve adapter; Multiple securing means, securing means described in each comprises a fastening piece and an adapter sleeve, described adapter sleeve is engaged in described fastening piece, be arranged at described first attachment hole and described second attachment hole, for transmitting torque, wherein, described fastening piece passes the second attachment hole extension of the first attachment hole to described connecting flange of described sleeve adapter, the described sleeve adapter of removably export-oriented connection and described connecting flange, be positioned by described adapter sleeve for the adapter of described sleeve with the attachment hole of described connecting flange.
According to an embodiment of the present utility model, securing means described in each comprises a pair locking element further, described locking element is surrounded on the outside of described fastening piece, is engaged between described adapter sleeve and described fastening piece, for the described fastening piece of locking and described adapter sleeve.
According to an embodiment of the present utility model, described adapter sleeve is annular steel bushing, wherein, described adapter sleeve has body in an exterior edge face and, the exterior edge face diameter of described adapter sleeve is greater than the first attachment hole internal diameter of described protuberance, the interior body diameter of described adapter sleeve is consistent with described attachment hole internal diameter, by described fastening piece, described adapter sleeve is lock onto the adapter of described sleeve with the attachment hole of described connecting flange.
According to an embodiment of the present utility model, described fastening piece is bolt, and described fastening piece is socketed described adapter sleeve, wherein, and transition fit between the first attachment hole that each adapter sleeve and described sleeve are taken over and the second attachment hole of described connecting flange.
According to an embodiment of the present utility model, the diameter of described fastening piece is less than the internal diameter of described adapter sleeve, makes to form gap between described adapter sleeve and described fastening piece.
According to an embodiment of the present utility model, described locking element is rigid gasket, is sandwiched between described adapter sleeve exterior edge face and described fastening piece exterior edge face, wherein, described in each, locking element has wedge-shaped surface, and described locking element to be cooperatively interacted superposition by described wedge-shaped surface.
According to an embodiment of the present utility model, described fastening piece has thread gradient, the wedge shape gradient is had between described locking element, wherein, the wedge shape gradient between described locking element is greater than the thread gradient of described fastening piece, thus described locking element is able to lock described fastening piece and described adapter sleeve by expansive force.
According to an embodiment of the present utility model, described sleeve adapter is a nonmetal compound inslation adapter, and wherein, described sleeve adapter is one-body molded by die casting processing mode.
Accompanying drawing explanation
Fig. 1 is the structural blast figure according to a preferred embodiment of the present utility model.
Fig. 2 is the structural perspective according to above preferred embodiment of the present utility model.
Fig. 3 is the structure plan view according to above preferred embodiment of the present utility model.
Fig. 4 is the sectional view (A-A ' along Fig. 3) according to above preferred embodiment of the present utility model.
Fig. 5 is the securing means explosive view according to above preferred embodiment of the present utility model.
Fig. 6 is the securing means side view according to above preferred embodiment of the present utility model.
Embodiment
Below describe and realize the utility model for disclosing the utility model to enable those skilled in the art.Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification.
Is a kind of insulating sleeve device 1 for coupling as shown in Fig. 1 to Fig. 6, described coupling is applicable to wind power generating set, its one end connects gear box side, the other end connects generator side, generator and booster engine is connected by described coupling, motion and power is transmitted between generator and booster engine, wherein, the described insulating sleeve device 1 for coupling comprises a set of socket joint pipe 10, described sleeve adapter 10 comprises a sleeve body 11 and a pair protuberance 12, described protuberance 12 is outwards outstanding integratedly from the two ends of described sleeve body 11 respectively to be extended, wherein, described sleeve adapter 10 is provided with multiple first attachment hole 13, described first attachment hole 13 respectively compartment of terrain is formed at described protuberance 12, a pair connecting flange 20, described connecting flange 20 is arranged at the both sides of described sleeve adapter 10 respectively, co-axially align is in described sleeve adapter 10, wherein, described connecting flange 20 is provided with multiple second attachment hole 21, and the second attachment hole 21 described in each is aligned in each first attachment hole 13 of described sleeve adapter 10, and multiple securing means 30, securing means 30 described in each comprises fastening piece 31 and an adapter sleeve 32, described adapter sleeve 32 is engaged in described fastening piece 31, be arranged at described first attachment hole 13 and described second attachment hole 21, for transmitting torque, wherein, described fastening piece 31 extends to the second attachment hole 21 of described connecting flange 20 through the first attachment hole 13 of described sleeve adapter 10, the described sleeve adapter 10 of removably export-oriented connection and described connecting flange 20, described adapter sleeve 32 is positioned the attachment hole 13 of described sleeve adapter 10 and described connecting flange 20, in 21.Thus the mode of described insulating sleeve device 1 by removably connecting, improves the portability that coupling assembly is installed or changed, greatly saves dead time and the replacement cost of Wind turbines.
Wherein, securing means 30 described in each comprises a pair locking element 33 further, and described locking element 33 is surrounded on the outside of described fastening piece 31, is engaged between described adapter sleeve 32 and described fastening piece 31, for the described fastening piece 31 of locking and described adapter sleeve 32.
Wherein, described adapter sleeve has body 322 in an exterior edge face 321 and, described exterior edge face 321 is from the radial outstanding extension of described interior body 322 one, exterior edge face 321 diameter of described adapter sleeve 32 is greater than the first attachment hole 13 internal diameter of described protuberance 12, interior body 322 diameter of described adapter sleeve 32 is consistent with described attachment hole 13 internal diameter, by described fastening piece 31, described adapter sleeve 32 is lock onto the attachment hole 13 of described sleeve adapter 10 and described connecting flange 20, in 21.
That is, described adapter sleeve 32 is in hollow ring sleeve pipe 10 structure, the interior body diameter of described adapter sleeve 32 and described attachment hole 13, 21 is consistent, body in described adapter sleeve 32 is suitable for be built in described attachment hole 13, in 21, by described fastening piece 31, described adapter sleeve is positioned the attachment hole 13 of described sleeve adapter 10 and described connecting flange 20, in 21, described adapter sleeve 32 is made to bear shear transfer power, when described coupling running, described sleeve adapter 10 and adapter sleeve 32 described in described connecting flange 20 lateral extrusion, moment of torsion is born by described adapter sleeve 32, transmitting torque, replace the axial compression of bonding scheme to improve the reliability of described coupling, the situation preventing bonding part from tearing damage occurs.
Wherein, described adapter sleeve 32 is annular steel bushing, the interior body 11 of described adapter sleeve 32 is built in the attachment hole 13 of described sleeve adapter 10 and described connecting flange 20, in 21, wherein, described adapter sleeve 32 is preferably high strength carbon steel bushing, for Transmit evenly moment of torsion, prevents described sleeve adapter 10 from tearing damage with the joint of described connecting flange 20.
Wherein, described fastening piece 31 is bolt, described fastening piece 31 is socketed described adapter sleeve 32, adapter sleeve 32 described in each and transition fit between described first attachment hole 13 and the second attachment hole 21, make described adapter sleeve 32 by shear transfer moment of torsion instead of rely on frictional force transmission, being suitable for more reliable, safer, more stably transmitting torque.
Wherein, the diameter of described fastening piece 31 is less than the internal diameter of described adapter sleeve 32, make to form gap between described adapter sleeve 32 and described fastening piece 31, shearing force when described coupling rotates is born for described adapter sleeve 32, be convenient to removing and installing described fastening piece 31 simultaneously, thus be convenient for changing and install described sleeve adapter 10 and described connecting flange 20, because the described insulating sleeve device 1 for coupling removably connects interior to the bonding extroversion that changes into of integral type, simple and other functions that do not detract of its designing and manufacturing technique, thus be improved the bulk strength of coupling, reliability and Security, reduce the spoilage of coupling in lifetime.
Wherein, described in each, protuberance 12 annular outwards protrudes from the two ends of described sleeve body 11, the protuberance 12 of described sleeve adapter 10 highly corresponds to described connecting flange 20, keeps the structural integrity of described insulating sleeve device 1, ensures the steady running of described coupling.
Wherein, described locking element 33 is rigid gasket, and described in being sandwiched in, between adapter sleeve 32 exterior edge face 321 and described fastening piece 31 exterior edge face, wherein, described in each, locking element 33 has wedge-shaped surface, and described locking element 33 to be cooperatively interacted superposition by described wedge-shaped surface.That is, locking element 33 described in each has a tapered inner surfaces and serrated appearance face, when the described adapter sleeve 32 of assembling is in described attachment hole 13, time in 21, the tapered inner surfaces of one of them locking element 33 is embedding with the tapered inner surfaces phase wedge of another locking element, be socketed on described fastening piece 31 with coordinating superposition, when described adapter sleeve 32 is positioned described attachment hole 13 by described fastening piece 31, when 21, described locking element 33 is sandwiched between described adapter sleeve 32 and described fastening piece 31, lock described fastening piece 31, thus lock described adapter sleeve 32 further, prevent described adapter sleeve 32 from coming off due to loosening of described fastening piece 31.
Wherein, the surface hardness of described locking element 33 is greater than the surface hardness of described fastening piece 31, simultaneously, described fastening piece 31 has thread gradient, the wedge shape gradient is had between described locking element 33, wherein, the wedge shape gradient between described locking element 33 is greater than the thread gradient of described fastening piece 31, thus, the distensible distance of described locking element 33 through-thickness is greater than the threadingly producible length travel in direction of described fastening piece 31, thus described locking element 33 is able to lock described fastening piece 31 and described adapter sleeve 32 by expansive force.Once described fastening piece 31 is owing to relaxing in running vibration processes, described locking element 33 is in thickness direction generation expansion action, and then cause clamping force increase, clamping force is now higher than the pretightening force under state of rest, make described fastening piece 31 auto lock, avoid the position of described adapter sleeve 32 to offset.
It is worth mentioning that, the friction factor of described locking element 33 tapered inner surfaces is significantly lower than the friction factor in serrated appearance face, thus what dynamic load caused loosens only in the described locking element 33 wedge-shaped surface generation displacement of two panels packing ring, thus, lock described adapter sleeve 32.
Described sleeve adapter 10 is nonmetal compound inslation adapters, and described sleeve adapter 10 is one-body molded by die casting processing mode, and insulation block function of axially leaking electricity under making described coupling have 100,000 volts of high pressure, to protect expensive booster engine, wheel hub etc.The sleeve body 11 of described sleeve adapter 10 is one-body molded with described protuberance 12, and structural stability is durable.
Because described sleeve adapter 10 is non-metal composite insulating material, described protuberance 12 is also nonmetallic material, described locking element 33 is located between described adapter sleeve 32 and described fastening piece 31, the exterior edge face of described adapter sleeve 32 contributes to preventing described locking element 33 from contacting with described the direct of protuberance 12, described locking element 33 is the metallic material of high strength, if directly compress described sleeve adapter 10 protuberance 12 of nonmetallic material, may cause and the briquetting of described sleeve adapter 10 is damaged.
Wherein, what the adapter of described compound inslation was selected from is in the adapter of glass fibre compound, the adapter of carbon fiber compound, the adapter of graphite fiber compound, the adapter of boron fiber compound or the adapter of aramid fibre compound one or more.Thus, intensity and the Young's modulus of the described compound inslation adapter of nonmetallic material are higher, born the effect of alternation load, thus in Two decades years lifetime, there is not the situation of fatigue fracture, be able to anti-aging embrittlement under-40 ° to+50 ° working environments, simultaneously, the insulating sleeve device 1 of described coupling has flexible buffer effect, absorbed sound damping, even if there is individual defects, only need the described sleeve adapter 10 of spot replace nonmetallic material, weight is only structure as a whole about 7% of formula assembly, replacing construction is only structure as a whole about 15% of formula assembly, greatly save dead time and the replacement cost of maintenance.
Thus, the described insulating sleeve device 1 for coupling does not need intricately machine-building step and device, does not carry out great change to embryonal structure yet, reduces relevant manufacture cost.
More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and specification; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (10)
1., for an insulating sleeve device for coupling, it is characterized in that, comprising:
A set of socket joint pipe, described sleeve adapter comprises a sleeve body and a pair protuberance, described protuberance is outwards outstanding integratedly from the two ends of described sleeve body respectively to be extended, wherein, described sleeve adapter is provided with multiple first attachment hole, and described first attachment hole respectively compartment of terrain is formed at described protuberance;
A pair connecting flange, described connecting flange is arranged at the both sides of described sleeve adapter respectively, and co-axially align is taken in described sleeve, wherein, described connecting flange is provided with multiple second attachment hole, and the second attachment hole described in each is aligned in each first attachment hole of described sleeve adapter; And
Multiple securing means, securing means described in each comprises a fastening piece and an adapter sleeve, described adapter sleeve is engaged in described fastening piece, be arranged at described first attachment hole and described second attachment hole, for transmitting torque, wherein, described fastening piece passes the second attachment hole extension of the first attachment hole to described connecting flange of described sleeve adapter, the described sleeve adapter of removably export-oriented connection and described connecting flange, be positioned by described adapter sleeve for the adapter of described sleeve with the attachment hole of described connecting flange.
2. the insulating sleeve device for coupling according to claim 1, it is characterized in that, securing means described in each comprises a pair locking element further, described locking element is surrounded on the outside of described fastening piece, be engaged between described adapter sleeve and described fastening piece, for the described fastening piece of locking and described adapter sleeve.
3. the insulating sleeve device for coupling according to claim 1, it is characterized in that, described adapter sleeve is annular steel bushing, wherein, described adapter sleeve has body in an exterior edge face and, described exterior edge face is from the radial outstanding extension of described interior body one, the exterior edge face diameter of described adapter sleeve is greater than the first attachment hole internal diameter of described protuberance, the interior body diameter of described adapter sleeve is consistent with described attachment hole internal diameter, by described fastening piece, described adapter sleeve is lock onto the adapter of described sleeve with the attachment hole of described connecting flange.
4. the insulating sleeve device for coupling according to claim 2, it is characterized in that, described adapter sleeve is annular steel bushing, wherein, described adapter sleeve has body in an exterior edge face and, described exterior edge face is from the radial outstanding extension of described interior body one, the exterior edge face diameter of described adapter sleeve is greater than the first attachment hole internal diameter of described protuberance, the interior body diameter of described adapter sleeve is consistent with described attachment hole internal diameter, by described fastening piece, described adapter sleeve is lock onto the adapter of described sleeve with the attachment hole of described connecting flange.
5. the insulating sleeve device for coupling according to claim 3, it is characterized in that, described fastening piece is bolt, described fastening piece is socketed described adapter sleeve, wherein, transition fit between the first attachment hole of taking over of each adapter sleeve and described sleeve and the second attachment hole of described connecting flange.
6. the insulating sleeve device for coupling according to claim 4, it is characterized in that, described fastening piece is bolt, described fastening piece is socketed described adapter sleeve, wherein, transition fit between the first attachment hole of taking over of each adapter sleeve and described sleeve and the second attachment hole of described connecting flange.
7. the insulating sleeve device for coupling according to claim 6, is characterized in that, the diameter of described fastening piece is less than the internal diameter of described adapter sleeve, makes to form gap between described adapter sleeve and described fastening piece.
8. the insulating sleeve device for coupling according to claim 7, it is characterized in that, described locking element is rigid gasket, be sandwiched between described adapter sleeve exterior edge face and described fastening piece exterior edge face, wherein, described in each, locking element has wedge-shaped surface, and described locking element to be cooperatively interacted superposition by described wedge-shaped surface.
9. the insulating sleeve device for coupling according to claim 8, it is characterized in that, described fastening piece has thread gradient, the wedge shape gradient is had between described locking element, wherein, the wedge shape gradient between described locking element is greater than the thread gradient of described fastening piece, thus described locking element is able to lock described fastening piece and described adapter sleeve by expansive force.
10. according to the described insulating sleeve device for coupling arbitrary in claim 1 to 9, it is characterized in that, described sleeve adapter is a nonmetal compound inslation adapter, and wherein, described sleeve adapter is one-body molded by die casting processing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520442735.XU CN204805357U (en) | 2015-06-20 | 2015-06-20 | A insulating sleeve device for shaft coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520442735.XU CN204805357U (en) | 2015-06-20 | 2015-06-20 | A insulating sleeve device for shaft coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204805357U true CN204805357U (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520442735.XU Expired - Fee Related CN204805357U (en) | 2015-06-20 | 2015-06-20 | A insulating sleeve device for shaft coupling |
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| Country | Link |
|---|---|
| CN (1) | CN204805357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879448A (en) * | 2021-01-26 | 2021-06-01 | 济南昊特工贸有限公司 | Connecting shaft structure |
-
2015
- 2015-06-20 CN CN201520442735.XU patent/CN204805357U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879448A (en) * | 2021-01-26 | 2021-06-01 | 济南昊特工贸有限公司 | Connecting shaft structure |
| CN112879448B (en) * | 2021-01-26 | 2022-07-08 | 济南昊特工贸有限公司 | Connecting shaft structure |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20170620 |
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| CF01 | Termination of patent right due to non-payment of annual fee |