CN101951066A - Power transmission device - Google Patents
Power transmission device Download PDFInfo
- Publication number
- CN101951066A CN101951066A CN 201010299399 CN201010299399A CN101951066A CN 101951066 A CN101951066 A CN 101951066A CN 201010299399 CN201010299399 CN 201010299399 CN 201010299399 A CN201010299399 A CN 201010299399A CN 101951066 A CN101951066 A CN 101951066A
- Authority
- CN
- China
- Prior art keywords
- generator
- transmission
- transfer device
- power transfer
- travelling gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides a power transmission device, which is connected between an engine spindle and a generator, and comprises a transmission sleeve spindle and a transmission gear set of the generator, wherein the transmission sleeve spindle is sleeved on the engine spindle, and synchronously rotates with the engine spindle by a first connecting piece; and the transmission gear set of the generator comprises a plurality of mutually-connected transmission gears, the input end thereof is in transmission connection with the transmission sleeve spindle, and the output end thereof is in transmission connection with the generator. The power transmission device of the invention has the advantages that: because of adopting a structure that the transmission sleeve spindle is in transmission connection with the engine spindle, the power transmission device of the invention can directly extract power from the engine spindle so as to lead the generator to obtain larger driving power, and because of adopting the structure that the transmission sleeve spindle is sleeved on the engine spindle, the occupied space of a transmission mechanism can be saved effectively; and the transmission gear set of the generator is adopted to transmit power to the generator from the transmission sleeve spindle, and the power transmission capacity of the transmission gear set of the generator can be designed according to the power of the generator driven as required, therefore, the power transmission device can satisfy the requirements for driving a high-power generator.
Description
Technical field
The present invention relates to the transmission device on the aircraft, relate to a kind of power transfer device especially.
Background technology
At present, on the large and medium-sized aircraft and on the big payload helicopter, in order to satisfy the ac electric demand that improves day by day, auxiliary power unit (APU) all is housed usually, but adopt this auxiliary power unit then need in the aircraft clothing issue room, design an installing space that volume is bigger specially, and the weight of this device is also bigger, is unfavorable for the optimization to aircaft configuration, weight.
Therefore, in order to reduce the deadweight that takies, alleviates aircraft to the confined space on the aircraft, prior art is provided with transmission mechanism usually on the aircraft engine main shaft, as shown in Figure 1, at engine spindle, be that middle part transmission component 20 is set on the elastic shaft 1, give a series of accessory drive assemblies that are arranged in the bottom accessory drive casket 30 by this middle part transmission component 20 with a part of transmission of power of aircraft engine output, finally by the accessory drive component passes in the bottom accessory drive casket 30 to the generator that uses on the aircraft, thereby drive generator work.This kind transfer device compact conformation can effectively save occupation space, and weight is little, helps the optimization to engine structure.
Yet; the power output of aircraft engine of transmission mechanism share to(for) the multistage kind of drive of above-mentioned employing; because the space of bottom transmission casket 30 is limited; usually can drive a plurality of annexes simultaneously on the driving-chain; therefore the generator work of smaller power can only be driven, the demand that the aircraft power consumption improves can't be satisfied.
Therefore, be necessary to provide a kind of novel actuating unit, can in the confined space of aircraft, drive more powerful generator work.
Summary of the invention
The present invention aims to provide a kind of power transfer device, can solve because free space is limited, drive disk assembly too much can't utilize the engine of aircraft to drive the technical problem that powerful generator carries out work.
For this reason, the invention provides a kind of power transfer device, be connected between engine spindle and the generator, it comprises: the transmission sleeve, be set on the engine spindle, and rotate synchronously by first connector and engine spindle; The generator driving gear set comprises a plurality of interconnective travelling gears, and its input is connected with drive sleeve through-drive, and its output and generator are in transmission connection.
Further, having the crossed axis angle between a pair of travelling gear in the generator driving gear set at least is non-orthogonal angles.
Further, the generator driving gear set can comprise: first travelling gear is in transmission connection with the transmission sleeve is coaxial by second connector; Second travelling gear, with first travelling gear engagement, and and first travelling gear between crossed axis angle be non-orthogonal first crossed axis angle; The 3rd travelling gear is in transmission connection with second travelling gear is coaxial; The 4th travelling gear, with the 3rd travelling gear engagement, and and the 3rd travelling gear between crossed axis angle be non-orthogonal second crossed axis angle; The drive of motor gear is connected between the 4th travelling gear and the generator, wherein, and the parallel axes of the axis of the 4th travelling gear and first travelling gear.
Further, first connector and second connector can be spline.
Further, first crossed axis angle and second crossed axis angle all can be 100 degree.
Further, the drive of motor gear can comprise: the first drive of motor gear is in transmission connection with the 4th travelling gear is coaxial; The second drive of motor gear with the first drive of motor gears engaged, and is in transmission connection with described generator.
Further, the output of generator driving gear set can have the take-off (propeller) shaft pipe, and the input of generator can have the generator power shaft, and the generator power shaft can be arranged in the take-off (propeller) shaft pipe and be in transmission connection with the take-off (propeller) shaft pipe.
Further, the periphery of take-off (propeller) shaft pipe can be provided with the magnetic seal coil assembly.
Further, power transfer device of the present invention can also comprise the transmission casing, and the generator driving gear set can be arranged in the transmission casing.
Further, the outside of transmission casing can be provided with annular mount pad, the periphery of annular mount pad can be provided with outer convex edge, the input of generator can be provided with and be somebody's turn to do the outer lug boss that matches in outer convex edge, and the end face of outer convex edge and the end face of outer lug boss are fixed in the quick-release ring assemblies with fitting.
Further, the quick-release ring assemblies can comprise: outer shroud, have elastic opening, and the two ends of elastic opening are provided with the broad-adjustable locking device of locking; Interior snap ring is fixed in the inboard of outer shroud, has to be fit to install the outer convex edge of fitting mutually and the draw-in groove of outer lug boss.
Further, interior snap ring can comprise the ring section of four sections splits.
Further, locking device can comprise: first fixed part, be arranged at first end of elastic opening, and have first through hole; Second fixed part is arranged at second end of elastic opening, has second through hole; Adjustable clamping screw is arranged in first through hole and described second through hole, and the one end has along its axially movable locking nut.
Further, the magnetic seal assembly can comprise: rotating ring, be arranged at take-off (propeller) shaft pipe periphery and with the servo-actuated of take-off (propeller) shaft pipe; Stationary ring is fixed on the mount pad of transmission casing inboard, and with the coaxial setting of rotating ring; Sealing ring is arranged at being connected between the end face of rotating ring and stationary ring.
Further, sealing ring can be graphite annulus, is provided with first annular groove with the stationary ring opposing end faces on the rotating ring, and graphite annulus can be arranged in first annular groove.
Further, the interior week of rotating ring can be provided with second annular groove, can be provided with first O-ring seal in second annular groove, and the periphery of stationary ring can be provided with the 3rd annular groove, can be provided with second O-ring seal in the 3rd annular groove.
The present invention has following technique effect:
1. the structure that adopts transmission sleeve and engine spindle to be in transmission connection can directly be shared power from engine spindle, makes generator obtain bigger actuating force, and adopts the structure of socket, can save taking up room of transmission mechanism effectively; Adopt the generator driving gearshaft from the axial generator transferring power of drive sleeve, the power of the generator that the power transmission capacity of this generator driving gear set can drive according to actual needs designs, and can satisfy the demand that drives high-power generator.
2. the travelling gear in the generator driving gear set has two pairs of crossed axis angles between the travelling gear to be non-orthogonal angles, adopted the form of oblique biography, can effectively reduce taking up room like this, realize in less space, driving the purpose of high-power generator by aircraft engine.
Except purpose described above, feature and advantage, the present invention also has other purpose, feature and advantage.Below with reference to accompanying drawings, the present invention is further detailed explanation.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the transferring structure schematic diagram between engine spindle and the generator in the prior art;
Fig. 2 is a power transfer device preferred embodiment structural representation of the present invention;
Fig. 3 is the mounting structure schematic diagram of the transmission sleeve of the preferred embodiment of the present invention;
Fig. 4 is the mounting structure schematic diagram of the magnetic seal coil assembly of the preferred embodiment of the present invention;
Fig. 5 is the generator of the preferred embodiment of the present invention and the syndeton schematic diagram between the transmission casing;
Fig. 6 is the structural representation of the magnetic seal coil assembly of the preferred embodiment of the present invention;
Fig. 7 is the quick-release ring assemblies structural representation of the preferred embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
The development general thought of power transfer device of the present invention is on the basis of turbo oar engine, be power, the rotating speed requirement of satisfying alternating current generator, and increased the driving-chain of a driving AC generator separately newly, like this, even increased the power of alternating current generator, also can realize the transmission of power by this newly-increased driving-chain.
Power transfer device of the present invention owing to adopted non-orthogonal type of attachment between the gear wherein, is the state of inclination, therefore power transfer device of the present invention can be called oblique biography device.
Fig. 2 is the structural representation of power transfer device preferred embodiment of the present invention, and Fig. 3 is the mounting structure schematic diagram of the transmission sleeve of the preferred embodiment of the present invention, sees also Fig. 2 and Fig. 3.
Should tiltedly pass between the engine spindle 1 and generator 3 that device is connected in the compressor rotor 7 of engine is connected, it comprises: transmission sleeve 2, be set on the engine spindle 1, and rotate synchronously with engine spindle 1 by first connector 11; The generator driving gear set comprises a plurality of interconnective travelling gears, being in transmission connection of its input and transmission sleeve 2, and its output and generator 3 are in transmission connection.In fact, the quantity of the travelling gear in this generator driving gear set and type of attachment can design according to the size of the power of the generator that will drive, but, because it is very limited to be used to install the space of this transfer device on the aircraft, need design especially for installation form between each travelling gear and syndeton, power transfer device provided by the present invention just not only can the bigger power output of transmission, and be of compact construction, take less space, can satisfy the requirement in special mounting space on the aircraft.
Below, as a preferred embodiment, above-mentioned generator driving gear set is described.
This generator driving gear set can comprise two pairs of axial non-orthogonal bevel gear set, realize saving the purpose in space, the axial non-orthogonal bevel gear set of this two couple can comprise: first travelling gear 21, by second connector 12 and described transmission sleeve 2 coaxial being in transmission connection; Second travelling gear 22, with the engagement of first travelling gear 21, and and first travelling gear 21 between crossed axis angle be non-orthogonal first crossed axis angle; The 3rd travelling gear 23 is with second travelling gear, 22 coaxial being in transmission connection; The 4th travelling gear 24, with the engagement of the 3rd travelling gear 23, and and the 3rd travelling gear 23 between crossed axis angle be non-orthogonal second crossed axis angle.Stable for the installation site that guarantees original engine spindle and generator 3, the parallel axes of the axis of the 4th travelling gear 24 and first travelling gear 21 herein, so just can guarantee out two pairs of bevel gears between the non-orthogonal bevel gear set be skewed outside, remaining parts all can keep the stable state of level.
Preferably, in the present embodiment, first crossed axis angle and second crossed axis angle all can be set to 100 degree, can satisfy two kinds of demands of space and power.
Only adopted two pairs of non-orthogonal bevel gear set in the present embodiment, in actual applications, can increase or reduce the quantity of non-orthogonal bevel gear along with the change in space and the increase of the power of the generator that is driven.
In addition, for the power with engine passes to generator 3, this generator driving gear set can also comprise the drive of motor gear, in the present embodiment, this drive of motor gear can comprise: the first drive of motor gear 25, with the 4th travelling gear 24 coaxial being in transmission connection; The second drive of motor gear 26 meshes with the first drive of motor gear 25, and is in transmission connection with described generator 3.Certainly, the drive of motor gear also can adopt varying number according to the application of reality, in the present embodiment, has adopted the two-stage travelling gear, has both satisfied the demand in space, the reliability of again can guaranteed output transmitting.
Fig. 5 is the generator of the preferred embodiment of the present invention and the syndeton schematic diagram between the transmission casing, sees also Fig. 5.
In order to make oblique biography Unit Installation of the present invention space more regular; also each bevel gear is played better protection and dustproof effect in order to play; a transmission casing 5 can also be set, generator driving gear set 30 can be arranged in the transmission casing 5.
Preferably, the outside of transmission casing 5 can be provided with annular mount pad 51, the periphery of this annular mount pad 51 can be provided with outer convex edge 511, the input of generator 3 can also be provided with outer lug boss 311, the end face of outer convex edge 511 and outer lug boss 311 can fit together, make both form the boss of an integral body, again that this is whole boss is positioned in the quick-release ring assemblies 6,, and then realize motor 3 is fixed on purpose on the transmission casing 5 with 311 lockings of outer convex edge 511 and outer lug boss by quick-release ring assemblies 6.
Fig. 7 is the quick-release ring assemblies structural representation of the preferred embodiment of the present invention, sees also Fig. 7.
Preferably, the quick-release ring assemblies can comprise: outer shroud 61, have elastic opening, and so that be sleeved on the formed cylinder of two boss, can be provided with broad-adjustable locking device at the two ends of elastic opening; Interior snap ring 62 is fixed in the inboard of outer shroud 61, and possesses the draw-in groove that the outer convex edge 511 that is suitable for fitting together and outer lug boss 311 are packed into.This outer shroud 61 can be curved by a steel band, interior snap ring 62 can be to have certain thickness steel ring, for snap ring 62 in making also can be with outer shroud 61 more expediently elasticity open, interior snap ring 62 can be formed by the ring section of four sections splits, and can be welded to the interior week of outer shroud 61 by the mode of spot welding.
Preferably, in order to realize the convenient dismounting of quick-release ring assemblies, and make the adjustable size of its tightening force, locking device can comprise: left fixed part 63, be arranged at the left end of described elastic opening, and have first through hole; Right fixed part 64 is arranged at the right-hand member of elastic opening, has second through hole; Adjustable clamping screw 65 is arranged in first through hole and second through hole, and the one end has along its axially movable locking nut 66, also a self-locking nut 67 can be set in the termination of this end, realizes the locking that is connected between motor 3 and the transmission casing 5.This quick-release ring assemblies takes up room little, makes the installation of motor more convenient, fast.
In order to play the purpose of saving the space further, the output of generator driving gear set, just the output of the second drive of motor gear 26 can adopt a take-off (propeller) shaft pipe 31 to realize the output of power, this take-off (propeller) shaft pipe 31 passes transmission casing 5 and is in transmission connection with generator 3, correspondingly, the input of generator 3 can have a generator power shaft 8, this generator power shaft 8 can be arranged in the take-off (propeller) shaft pipe 31 and be in transmission connection with described take-off (propeller) shaft pipe 31, and then realizes driving the purpose of generator 3 work.
In order to prevent that lubricating oil flow in the generator 3 by take-off (propeller) shaft pipe 31 on each travelling gear, cause damage to generator 3 electric components, a cover magnetic seal coil assembly can be set in the periphery of take-off (propeller) shaft pipe 31.
Fig. 4 is the mounting structure schematic diagram of the magnetic seal coil assembly of the preferred embodiment of the present invention, and Fig. 6 is the structural representation of the magnetic seal coil assembly of the preferred embodiment of the present invention, sees also Fig. 4 and Fig. 6.
Preferably, the magnetic seal coil assembly can comprise: rotating ring 41, be arranged at take-off (propeller) shaft pipe 31 peripheries and with 31 servo-actuateds of take-off (propeller) shaft pipe; Stationary ring 42 is fixed on the mount pad 51 of described transmission casing 5 inboards, and with rotating ring 41 coaxial settings; Sealing ring 43 is arranged at being connected between the end face of rotating ring 41 and stationary ring 42.
In order to play better sealing effectiveness between rotating ring 41 and stationary ring 42, sealing ring 43 can be graphite annulus, can graphite annulus be arranged in first annular groove on the rotating ring 41 with on stationary ring 42 opposing end faces first annular groove being set.Graphite annulus and stationary ring 42 end faces are fitted during work, and guarantee mutual the applying well by magnetic, after the graphite annulus wearing and tearing, utilize magnetic to compensate the end wear gap, guarantee that the both ends of the surface applying is good, play the end face seal effect.
In order to play the effect of better radial seal, can first O-ring seal 44 be set at second annular groove that is provided with in interior week of rotating ring 41 in this second annular groove, be provided with the 3rd annular groove in the periphery of stationary ring 42, second O-ring seal 45 is set in the 3rd annular groove.These two coils can have the effect of radially obturaging.
Preferably and since spline have connect strong, connect fastening, the advantage that the power transmitting accuracy is high, above-mentioned first connector 11 and second connector 12 all can adopt spline.
Oblique biography device of the present invention is through evidence, can drive the 60KVA alternating current generator, the net weight 30kg of system is if employing APU drives then needs at least to increase weight 100 to 200kg, and dwindled and take up room, satisfied the demand of power consumption on the aircraft better.Certainly, the increase along with the demand of the power consumption of the aircraft of different type of machines can improve accordingly to oblique biography device of the present invention.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. a power transfer device is connected between engine spindle (1) and the generator (3), it is characterized in that, comprising:
Transmission sleeve (2) is set on the described engine spindle (1), rotates synchronously by first connector (11) and described engine spindle (1);
The generator driving gear set comprises a plurality of interconnective travelling gears, and its input and described transmission sleeve (2) are in transmission connection, and its output and described generator (3) are in transmission connection.
2. power transfer device according to claim 1 is characterized in that, having the crossed axis angle between a pair of travelling gear in the described generator driving gear set at least is non-orthogonal angles.
3. power transfer device according to claim 2 is characterized in that, described generator driving gear set comprises:
First travelling gear (21) is by second connector (12) and coaxial being in transmission connection of described transmission sleeve (2);
Second travelling gear (22), with described first travelling gear (21) engagement, and and described first travelling gear (21) between crossed axis angle be non-orthogonal first crossed axis angle;
The 3rd travelling gear (23) is with coaxial being in transmission connection of described second travelling gear (22);
The 4th travelling gear (24), with described the 3rd travelling gear (23) engagement, and and described the 3rd travelling gear (23) between crossed axis angle be non-orthogonal second crossed axis angle;
Drive of motor gear (25,26) is connected between described the 4th travelling gear (24) and the described generator (3),
Wherein, the parallel axes of the axis of described the 4th travelling gear (24) and described first travelling gear (21).
4. power transfer device according to claim 3 is characterized in that, described first connector (11) and described second connector (12) are spline.
5. power transfer device according to claim 3 is characterized in that, described first crossed axis angle and described second crossed axis angle are 100 degree.
6. power transfer device according to claim 5 is characterized in that, described drive of motor gear (25,26) comprising:
The first drive of motor gear (25) is with coaxial being in transmission connection of described the 4th travelling gear (24);
The second drive of motor gear (26) meshes with the described first drive of motor gear (25), and is in transmission connection with described generator (3).
7. power transfer device according to claim 1, it is characterized in that, the output of described generator driving gear set has take-off (propeller) shaft pipe (31), the input of described generator (3) has generator power shaft (8), and described generator power shaft (8) is arranged in the described take-off (propeller) shaft pipe (31) and is in transmission connection with described take-off (propeller) shaft pipe (31).
8. power transfer device according to claim 7 is characterized in that, the periphery of described take-off (propeller) shaft pipe (31) is provided with the magnetic seal coil assembly.
9. power transfer device according to claim 8 is characterized in that, also comprises transmission casing (5), and described generator driving gear set is arranged in the described transmission casing (5).
10. power transfer device according to claim 9, it is characterized in that, the arranged outside of described transmission casing (5) has annular mount pad (51), the periphery of described annular mount pad (51) is provided with outer convex edge (511), the input of described generator (3) is provided with the outer lug boss (311) that matches with described outer convex edge (511), and the end face of the end face of described outer convex edge (511) and described outer lug boss (311) is fixed in the quick-release ring assemblies (6) with fitting.
11. power transfer device according to claim 10 is characterized in that, described quick-release ring assemblies (6) comprising:
Outer shroud (61) has elastic opening, and the two ends of described elastic opening are provided with broad-adjustable locking device;
Interior snap ring (62) is fixed in the inboard of described outer shroud (61), has to be fit to install the described outer convex edge (511) of fitting mutually and the draw-in groove of described outer lug boss (311).
12. power transfer device according to claim 11 is characterized in that, described interior snap ring (62) comprises the ring section of four sections splits.
13. power transfer device according to claim 12 is characterized in that, described locking device comprises:
First fixed part (63) is arranged at first end of described elastic opening, has first through hole;
Second fixed part (64) is arranged at second end of described elastic opening, has second through hole;
Adjustable clamping screw (65) is arranged in described first through hole and described second through hole, and the one end has along its axially movable locking nut (66).
14. power transfer device according to claim 8 is characterized in that, described magnetic seal assembly comprises:
Rotating ring (41), be arranged at described take-off (propeller) shaft pipe (31) periphery and with described take-off (propeller) shaft pipe (31) servo-actuated;
Stationary ring (42) is fixed on the inboard mount pad (51) of described transmission casing (5), and with the coaxial setting of described rotating ring (41);
Sealing ring (43) is arranged at being connected between the end face of described rotating ring (41) and described stationary ring (42).
15. power transfer device according to claim 14, it is characterized in that, described sealing ring (43) is a graphite annulus, and described rotating ring (41) is gone up with described stationary ring (42) opposing end faces and is provided with first annular groove, and described graphite annulus is arranged in described first annular groove.
16. power transfer device according to claim 15, it is characterized in that, described rotating ring (41) be provided with second annular groove interior week, be provided with first O-ring seal (44) in described second annular groove, the periphery of described stationary ring (42) is provided with the 3rd annular groove, is provided with second O-ring seal (45) in described the 3rd annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010299399XA CN101951066B (en) | 2010-10-08 | 2010-10-08 | Power transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010299399XA CN101951066B (en) | 2010-10-08 | 2010-10-08 | Power transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101951066A true CN101951066A (en) | 2011-01-19 |
| CN101951066B CN101951066B (en) | 2012-08-08 |
Family
ID=43454453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010299399XA Active CN101951066B (en) | 2010-10-08 | 2010-10-08 | Power transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101951066B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352961A (en) * | 2013-07-16 | 2013-10-16 | 中国南方航空工业(集团)有限公司 | Aero-engine casing transmission mechanism and aero-engine casing with same |
| CN106523190A (en) * | 2016-11-29 | 2017-03-22 | 沈阳黎明航空发动机(集团)有限责任公司 | Inlet distortion device of aircraft engine |
| CN107218355A (en) * | 2017-06-02 | 2017-09-29 | 中国航发南方工业有限公司 | Oblique middle gear frame component and aero-engine for aero-engine |
| CN114151205A (en) * | 2021-12-08 | 2022-03-08 | 中国航发南方工业有限公司 | Accessory transmission device and engine with same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3094586B1 (en) * | 2019-03-29 | 2021-10-08 | Renault Sas | METHOD AND DEVICE FOR AXIAL MOUNTING OF AN ELECTRIC MACHINE MOTOR SHAFT ON A GEARBOX INPUT SHAFT |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19501463C2 (en) * | 1995-01-19 | 1996-11-21 | Vulkan Dieselmotorenwerk Gmbh | Shaft generator gearbox |
| CN101476506A (en) * | 2009-01-20 | 2009-07-08 | 成都发动机（集团）有限公司 | Constant-speed transmission apparatus used for driving alternating-current generator of airplane |
| CN201860215U (en) * | 2010-10-08 | 2011-06-08 | 中国南方航空工业(集团)有限公司 | Power transmission device |
-
2010
- 2010-10-08 CN CN201010299399XA patent/CN101951066B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19501463C2 (en) * | 1995-01-19 | 1996-11-21 | Vulkan Dieselmotorenwerk Gmbh | Shaft generator gearbox |
| CN101476506A (en) * | 2009-01-20 | 2009-07-08 | 成都发动机（集团）有限公司 | Constant-speed transmission apparatus used for driving alternating-current generator of airplane |
| CN201860215U (en) * | 2010-10-08 | 2011-06-08 | 中国南方航空工业(集团)有限公司 | Power transmission device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352961A (en) * | 2013-07-16 | 2013-10-16 | 中国南方航空工业(集团)有限公司 | Aero-engine casing transmission mechanism and aero-engine casing with same |
| CN103352961B (en) * | 2013-07-16 | 2016-08-10 | 中国南方航空工业(集团)有限公司 | Casing drive mechanism and there is its casing |
| CN106523190A (en) * | 2016-11-29 | 2017-03-22 | 沈阳黎明航空发动机(集团)有限责任公司 | Inlet distortion device of aircraft engine |
| CN107218355A (en) * | 2017-06-02 | 2017-09-29 | 中国航发南方工业有限公司 | Oblique middle gear frame component and aero-engine for aero-engine |
| CN114151205A (en) * | 2021-12-08 | 2022-03-08 | 中国航发南方工业有限公司 | Accessory transmission device and engine with same |
| CN114151205B (en) * | 2021-12-08 | 2022-12-27 | 中国航发南方工业有限公司 | Accessory transmission device and engine with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101951066B (en) | 2012-08-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1574688B1 (en) | Mechanical drive system for an accessory gearbox | |
| EP1574686B1 (en) | Mechanical drive system for an accessory gearbox | |
| CN101951066B (en) | Power transmission device | |
| US9051922B2 (en) | Drive system for a wind turbine | |
| EP1574687A1 (en) | Mechanical drive system for an accessory gearbox | |
| CN109109640A (en) | A kind of coaxial-type independent electrical drives bridge and electric car | |
| CN201827074U (en) | Twin-screw air compressor | |
| CN101886630A (en) | Double-screw air compressor | |
| CN210526275U (en) | Integrated electric drive assembly mechanism | |
| CN201860215U (en) | Power transmission device | |
| CN106828907A (en) | It is easy to the double hair turbine wheel shaft depopulated helicopter dynamical systems safeguarded | |
| CN108880091A (en) | A kind of Two axle drive harmonic wave reducing motor | |
| CN111130306B (en) | Double-connecting-rod speed regulating mechanism for magnetic coupler and speed regulating method | |
| CN201539400U (en) | Magnetic force driver of high-pressure pump | |
| WO2023124184A1 (en) | Driving device of hybrid vehicle | |
| CN106481736A (en) | Double motive power driving gear-boxes and freewheel clutch integrated | |
| CN206280440U (en) | Double motive power driving gear-boxes and freewheel clutch are integrated | |
| CN110254730B (en) | Generator installation device and aviation aircraft | |
| CN205190684U (en) | Silencing device of hub connection | |
| CN201078414Y (en) | Axle coupler | |
| CN210821788U (en) | Coaxial electric drive system | |
| CN106864756A (en) | The double remaining turbine wheel shaft dynamical systems of depopulated helicopter | |
| CN209414584U (en) | The lubrication system of bridge case integrated gearbox system | |
| US10788041B2 (en) | Dual seal arrangement for superchargers | |
| CN221443218U (en) | Dual-input dual-output transmission device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee after: China Hangfa South Industrial Co. Ltd. Address before: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee before: China Southern Airlines Industry (Group) Co., Ltd. |