CN106828907A - It is easy to the double hair turbine wheel shaft depopulated helicopter dynamical systems safeguarded - Google Patents
It is easy to the double hair turbine wheel shaft depopulated helicopter dynamical systems safeguarded Download PDFInfo
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- CN106828907A CN106828907A CN201710190145.6A CN201710190145A CN106828907A CN 106828907 A CN106828907 A CN 106828907A CN 201710190145 A CN201710190145 A CN 201710190145A CN 106828907 A CN106828907 A CN 106828907A
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- Prior art keywords
- input
- input pad
- turbine wheel
- flexible
- pad
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/12—Rotor drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/12—Propulsion using turbine engines, e.g. turbojets or turbofans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/50—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
- F16D3/56—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members comprising elastic metal lamellae, elastic rods, or the like, e.g. arranged radially or parallel to the axis, the members being shear-loaded collectively by the total load
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention relates to a kind of double hair turbine wheel shaft depopulated helicopter dynamical systems be easy to and safeguard, including a main reducing gear and two turboaxle motors, the main reducing gear includes two input shafts and an output shaft, two input shafts are connected with the output shaft, and two input shafts are rotated and drive the output shaft rotation simultaneously, two input shafts of the main reducing gear pass through clutch end of two flexible clutch respectively with two turboaxle motors and are connected.The present invention is using turboaxle motor as power resources, and small in volume, simple structure, operational vibration is small；The segmentation damascene structures of flexible clutch can simultaneously realize that the transmitting of rotary motion is changed with the quick modularization of turboaxle motor, and daily maintenance and dismounting and change are all very convenient.
Description
Technical field
It is dynamic the present invention relates to depopulated helicopter field, more particularly to a kind of double hair turbine wheel shaft depopulated helicopters for being easy to safeguard
Force system.
Background technology
Being originated by energy for existing depopulated helicopter can be divided into driven by power and fuel oil two big mainstream types of driving, wherein firing
Oil drives unmanned plane again comprising internal combustion engine and the class of turbogenerator two.Current big-and-middle-sized depopulated helicopter because its to take-off weight,
The requirement of the performance indications such as cruising time is higher, is mainly originated as energy using fuel oil, wherein internal combustion engine, especially diesel engine
Machine is most commonly seen.The Diesel engine that depopulated helicopter is used is not only bulky, occupies more engine room inside space, and zero
Part is more, and internal structure is complicated, is not easy to repair and maintenance.When Diesel engine works, the high-speed rotation of internal bent axle, piston
The periodicity detonation of high-frequency reciprocating motion and diesel oil in each cylinder can cause the strenuous vibration of engine.It is this kind of that nobody goes straight up to
Often be completely tightened to engine in fuselage main body structure by machine, together with narrow and small fuselage interior space and aerodiesel
Complicated structure, all daily maintenance and dismounting and change to unmanned plane dynamical system brings very big inconvenience.
The content of the invention
For technical problem present in above-mentioned prior art, the invention provides a kind of double hair turbine wheel shafts be easy to and safeguard
Depopulated helicopter dynamical system, using turboaxle motor as power resources, small in volume, simple structure, work is shaken
It is dynamic small；The segmentation damascene structures of flexible clutch can simultaneously realize that the transmitting of rotary motion is fast with turboaxle motor
Fast modularization is changed, and daily maintenance and dismounting and change are all very convenient.
The technical scheme is that：A kind of double hair turbine wheel shaft depopulated helicopter dynamical systems for being easy to safeguard, including one
Individual main reducing gear and two turboaxle motors, the main reducing gear include two input shafts and an output shaft, two inputs
Axle is connected with the output shaft, and two input shafts are rotated and drive the output shaft rotation, the main reducing gear simultaneously
Clutch end of two input shafts by two flexible clutch respectively with two turboaxle motors be connected.
As preferred：The flexible clutch is by the coaxial assembling of output connector, flexible connecting member and input pad
Into；
One end of the input pad is the input being connected with the clutch end of the turboaxle motor, described
The other end of input pad is the first abutting end for connecting the output connector, and one end of the output connector is
The second abutting end for connecting the input pad, the other end of the output connector is defeated with the main reducing gear
Enter the output end of axle connection；
The flexible connecting member is by torus and is arranged in the outer circumferential walls of the torus and along the torus
Circumference it is uniform rounded or oval four flexibility fastener composition；
Two the first connection projections of radial symmetric are provided with the end face of first abutting end, first connection is convex
Block has the arc-shaped concave that two curved walls of flexible fastener adjacent with two on the torus respectively coordinate, and described
First connects two arc-shaped concaves of projection along the radial symmetric of the input pad；
Two the second connection projections of radial symmetric are provided with the end face of second abutting end, second connection is convex
The shape size of block and the first connection projection is identical；
The input pad, flexible connecting member and output connector cooperate when fitting together, two described the
One connection projection described with two second be connected that projection is interlaced, four draw-in grooves that formation is matched with four flexibility fasteners, institute
Flexible connecting member is stated to be located between the output connector and the input pad, and four flexible fasteners cooperations are embedded at institute
State in four draw-in grooves between the first connection projection and the second connection projection.
As preferred：The input pad, flexible connecting member and output connector cooperate when fitting together, institute
There is the first gap, second connection between the end face of the second abutting end for stating the first connection projection and the output connector
There is the second gap between the end face of the first abutting end of projection and the input pad.
As preferred：The curved wall of the flexible fastener does with the joint of its both ends of the surface and fallen at chamfered, and two
Angle processing distance in the axial direction is all higher than first gap and second gap.
As preferred：The clutch end of the turboaxle motor has flange terminal pad, in the flange terminal pad
Offer along its circumferentially distributed multiple through hole, the input of the input pad be provided with the flange terminal pad
The corresponding screwed hole of number of openings and position, the flange terminal pad is by screwing in through the through hole spiral shell in the screwed hole
Nail is connected with the input pad.
As preferred：It is wholely set on the end face of the input of the input pad logical with the flange terminal pad
The corresponding lug boss of hole number and position, the screwed hole is arranged on the lug boss.
As preferred：The integral middle of the input of the input pad is provided with circular bulge loop, the circular bulge loop
Outer wall and the input pad input end face between be also machined with reinforcement, and the reinforcement and all projections
Portion is connected.
As preferred：Through hole in the flange terminal pad of the clutch end of the turboaxle motor is two, described
Lug boss is two corresponding with through hole, and the shape size of two lug bosses is identical and along the radial direction of the input pad
It is symmetrical arranged, two lug bosses and two positions of the first connection projection in the input pad circumference are mutual
Stagger.
As preferred：It is described output connector output end and the input shaft of the main reducing gear between for be bonded connect, method
Orchid connection or bearing pin connection.
As preferred：Two turboaxle motors are arranged side by side, and two air inlets of turbogenerator are towards together
One direction.
The beneficial effects of the invention are as follows：Using two turboaxle motors as the power resources of depopulated helicopter, both protected
High-power output is demonstrate,proved, the volume and weight of dynamical system can be reduced again, while fuel power can provide cruising time more long.Two
The power of platform turboaxle motor output is delivered to twin shaft and is input into the main reducing gear that single shaft is exported, main deceleration by flexible clutch
Device drives main rotor rotation, for depopulated helicopter provides lift.
The present invention is using turboaxle motor as power resources, and small in volume, simple structure, operational vibration is small.
Inner components are freely rotatable, and two turboaxle motors backup each other, a turboaxle motor failure or it is flame-out not
Rotor can be caused to stall or transmission failure.Dynamical system stills provide guarantee depopulated helicopter and drops safely so when single-shot fails
Fall required power.
Flexible clutch in dynamical system can reduce being total between the vibration transmission inside dynamical system, each parts of reduction
Shake risk.The segmentation damascene structures of flexible clutch can simultaneously realize the transmitting and turboaxle motor of rotary motion
Quick modularization is changed.
The dynamical system such as turboaxle motor, flexible clutch, main reducing gear part uses modularized design,
Can independent fast assembling-disassembling change, improve system reliability, facilitate ordinary maintenance to maintain, reduce UAS operating cost.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the present invention 1；
Fig. 2 is the explosive view of the embodiment of the present invention 1；
Fig. 3 is the explosive view of flexible clutch in the embodiment of the present invention 1；
Fig. 4 is the structural representation that flexible clutch does not install flexible connecting member in the embodiment of the present invention 1.
1- main reducing gears in figure；11- input shafts；12- output shafts；2- exports connector；21- second connects projection；22-
Two gaps；3- flexible connecting members；31- torus；32- flexibility fasteners；4- input pads；41- first connects projection；42- is convex
The portion of rising；43- screwed holes；44- circle bulge loops；45- reinforcements；The gaps of 46- first；5- turboaxle motors；51- flanges are connected
Disk.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical scheme will be carried out below
Detailed description.Obviously, described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are resulting on the premise of creative work is not made to be owned
Other embodiment, belongs to the scope that the present invention is protected.
Embodiment 1
As depicted in figs. 1 and 2, a kind of double hair turbine wheel shaft depopulated helicopter dynamical systems for being easy to safeguard, an including master
Decelerator 1 and two turboaxle motors 5.
Main reducing gear 1 includes two input shafts 11 and an output shaft 12, and two input shafts 11 are driven with output shaft 12
Connection, and two rotations simultaneously of input shafts 11 drive output shaft 12 to rotate.Can lead between two input shafts 11 and output shaft 12
Cross gear transmission structure, belt transmission structure or gear, the drive mechanism of belt mixing and realize drive connection, all transmission knots
Structure is selected in the prior art, as long as can realize that two input shafts 11 rotate the function of driving output shaft 12 to rotate simultaneously
In can be applied to the present invention.
Two input shafts 11 of main reducing gear 1 are dynamic with two turboaxle motors 5 respectively by two flexible clutch
Power output end is connected.Make dynamical system of the invention using two turboaxle motors 5 as depopulated helicopter power resources, both
Ensure high-power output, the volume and weight of dynamical system can be reduced again, while fuel power can provide cruising time more long.
Two power of the output of turboaxle motor 5 are delivered to twin shaft and are input into the main reducing gear 1 that single shaft is exported by flexible clutch, main
Decelerator 1 drives main rotor rotation, for depopulated helicopter provides lift.
Due to the present invention using turboaxle motor 5 as power resources, small in volume, simple structure, work is shaken
It is dynamic small.Inner components are freely rotatable, and two turboaxle motors 5 backup each other, a failure of turboaxle motor 5 or
It is flame-out that rotor will not be caused to stall or transmission failure.So when single-shot fails, dynamical system stills provide guarantee depopulated helicopter
Power needed for safe falling.
Flexible clutch can reduce the vibration transmission inside dynamical system, reduce the resonance risk between each parts.
In the present invention, two turboaxle motors 5 are arranged side by side, and make two air inlets of turbogenerator towards together
One direction, is more favorable for turbogenerator air inlet at work, is also more conducive to its assembling with the fuselage of depopulated helicopter.
As shown in figure 3, flexible clutch is by the coaxial assembling of output connector 2, flexible connecting member 3 and input pad 4
Into.The segmentation damascene structures of flexible clutch can simultaneously realize that the transmitting of rotary motion is fast with turboaxle motor 5
Fast modularization is changed.
Output connector 2 and input pad 4 are made by rigid material, and flexible connecting member 3 is fabricated from a flexible material.This
Connector 2 being exported in embodiment and input pad 4 being made by hard metal material, flexible connecting member 3 is by resin material
The elastic component being made.
The circumferential side wall of input pad 4 and output connector 2 is circumference cambered surface, defeated for ease of being connected with remaining parts
Enter connector 4 and output connector 2 opens up the endoporus at insertion two ends, can so be dropped while self structure intensity is ensured
Low sole mass, can also avoid being interfered with remaining parts.
One end of input pad 4 is input (the i.e. flexible coupling being connected with the clutch end of turboaxle motor 5
The input of device), the other end of input pad 4 is the first abutting end for connecting output connector 2, exports connector 2
One end be the second abutting end for connecting input pad 4, it is defeated with main reducing gear 1 to export the other end of connector 2
Enter the output end (i.e. the output end of flexible clutch) of the connection of axle 11.
Flexible connecting member 3 is by torus 31 and is arranged in the outer circumferential walls of torus 31 and along the circumference of torus 31
Uniform rounded or oval four flexibility fastener 32 is constituted.Four flexible fasteners 32 are integrally formed with torus 31.
Two the first connection projections 41 of radial symmetric, two first connection projections are provided with the end face of the first abutting end
41 input pad 4 most short spacing distance radially more than torus 31 external diameter.First connection projection 41 has two
The arc-shaped concave that the curved wall of individual flexible fastener 32 adjacent with two on torus 31 respectively coordinates, and the first connection projection
41 two arc-shaped concaves along input pad 4 radial symmetric.
Two the second connection projections 21 of radial symmetric, two second connection projections are provided with the end face of the second abutting end
21 the most short interval radially of input pad 4 be connected with two first projection 41 input pad 4 radially
Most short spacing distance is identical.Second connection projection 21 is identical with the shape size of the first connection projection 41, the second connection projection 21
Also there is the arc-shaped concave that two curved walls of flexible fastener 32 adjacent with two on torus 31 respectively coordinate, and second
Two arc-shaped concaves of projection 21 are connected along the radial symmetric of output connector 2.
Input pad 4, flexible connecting member 3 and output connector 2 cooperate after fitting together, in footpath between three
It is upwards tight fit relation.It thus is avoided that due to being moved caused by the dislocation that input pad 4 is assembled with output connector 2 itself
The axiality reduction of power output；Can also be during power be transmitted, it is to avoid the vibration that flexible clutch own backlash causes；
Can also avoid when eccentric, drift angle is adjusted, because input pad 4 caused by gap or/and output connector 2 pairs are flexible even
The impulsive force increase that fitting 3 is produced, and reduce the service life of flexible clutch.
Input pad 4, flexible connecting member 3 and output connector 2 cooperate when fitting together, two first connections
Projection 41 be connected with two second projection 21 it is interlaced (two first connection projections 41 the lines of centres be connected with two second
The line of centres of projection 21 is mutually perpendicular to), form four draw-in grooves matched with four flexible fasteners 32.After assembling, flexible connection
Part 3 is located between the end face of the first abutting end of the end face and input pad 4 of the second abutting end of output connector 2, and four
Individual flexible fastener 32 is embedded in four draw-in grooves between the first connection projection 41 and the second connection projection 21, each flexible fastener
The arc-shaped concave of 32 first connection projections 41 adjacent thereto and the arc-shaped concave of the second connection projection 21 are close to.
Input pad 4, flexible connecting member 3 and output connector 2 cooperate when fitting together, as shown in figure 4, the
There is the first gap 46, the second connection projection 21 between the end face of the second abutting end of one connection projection 41 and output connector 2
There is the second gap 22 and the end face of the first abutting end of input pad 4 between.First gap and the second gap are to protect
Card, when being automatically adjusted to eccentric drift angle, has enough in flexible clutch between input pad 4 and output connector 2
Adjustment surplus.
After mounting, the both ends of the surface of flexible fastener 32 are close to the end face of the first abutting end of input pad 4 and defeated respectively
Go out the end face of the second abutting end of connector 2.The curved wall of flexible fastener 32 does chamfered with the joint of its both ends of the surface,
And chamfering processing distance in the axial direction is all higher than the first gap 46 and the second gap 22 at two.The chamfered is fallen using 45 degree
Angle is processed.Chamfered on flexible fastener 32, on the one hand makes the face area of flexible fastener 32 less than its cross-sectional area, this
When eccentric drift angle adjusts, during it there is elastic deformation, deformation quantity can be absorbed flexible fastener 32 sample in chamfering；
On the other hand in flexible fastener 32 and the end face of the first abutting end of input pad 4 and the second abutting end of output connector 2
End face between still have enough contacts area, enable flexible fastener 32 power system operational stopping after, can be effective
Carry out elastic recovery, be not susceptible to permanent deformation, it is to avoid influence flexibility because of the permanent deformation of flexible fastener 32
The using effect of shaft coupling, increases the fault rate of parts, increases and uses and maintenance cost.
In the present embodiment, it is to be bonded to connect between the output end and the input shaft 11 of main reducing gear 1 of output connector 2.Its
Concrete structure is：The first keyway (not regarded in figure) is processed in the end outer circumferential walls of the input shaft 11 of main reducing gear 1, in output
The output end of connector 2 sets the circular hole (not regarded in figure) coordinated with the end outer circumferential walls of the input shaft 11 of main reducing gear 1,
The second keyway (not regarded in figure) corresponding with the first keyway size matched position is opened up on the inwall of circular hole.During installation, will be with
After the flat key that one keyway coordinates is placed in the first keyway, flat key is set to be directed at the position of the second keyway, by the input shaft of main reducing gear 1
In the circular hole of the output end of 11 end insertion output connector 2, make the input shaft 11 of main reducing gear 1 and output connector 2
Formed circumferentially fixed between output end and transmit torque.
In the present embodiment, as depicted in figs. 1 and 2, the clutch end of turboaxle motor 5 has flange terminal pad
51, offered in flange terminal pad 51 along its two circumferentially distributed through hole, two axially in parallel flange terminal pads 51 of through hole
Axially and insertion flange terminal pad 51 both ends of the surface.
As shown in figure 3, being wholely set the through hole position with flange terminal pad 51 on the end face of the input of input pad 4
Put corresponding two lug bosses 42.The shape size of two lug bosses 42 is identical and radial symmetric along input pad 4 is set,
The shape size of two lug bosses 42 is identical and radial symmetric along input pad 4 is set, and two lug bosses 42 and two the
Mutually stagger position of the one connection projection 41 in the circumference of input pad 4.Using such structure, input connection can be increased
The bulk strength of part 4, after the adpting flange terminal pad 51 of lug boss 42, when entering action edge transmission, torsion passes through lug boss 42
It is transferred to whole input pad 4, the first connection projection 41 and lug boss 42 stagger setting, pass the power of input pad 4
When passing, internal stress is uniformly distributed, it is ensured that the structural strength of the entirety of input pad 4.
Screwed hole 43 corresponding with two lead to the hole site in flange terminal pad 51 is machined with two lug bosses 42 respectively,
Flange terminal pad 51 forms coaxial company by screwing in the screw in screwed hole 43 through through hole with the input of input pad 4
Connect.
In order to ensure the company between flexible clutch and the clutch end of turboaxle motor 5 while weight is mitigated
Intensity is connect, the integral middle of the input of input pad 4 is provided with circular bulge loop 44, outer wall and the input of circular bulge loop 44
Reinforcement 45 is also machined between the end face of the input of connector 4, and reinforcement 45 is connected with all lug bosses 42.
When the present invention is installed, first, flexible connecting member 3 is blocked the second connection projection 21 and defeated for being placed on output connector 2
Enter between the first connection projection 41 of connector 4, constitute flexible clutch；
Secondly, the output end of mounted flexible clutch is connected with the input shaft 11 of main reducing gear 1；
Finally, the input of flexible clutch is connected by screw with flange terminal pad 51.
Turboaxle motor 5 break down or damage needs changed or repaired when, can directly dismantle flexible
Axle device, separates the input pad 4 of flexible clutch and output connector 2, you can to realize that the quick of turboaxle motor is torn open
Unload.
Embodiment 2
It is that flange is connected between the output end and the input shaft of main reducing gear of output connector in the present embodiment.Its is specific
Structure is：The end of the input shaft of main reducing gear is coaxially machined with first flange, output connector output end be machined with
The second flange of first flange matching, is machined with position and the corresponding some mounting holes of quantity in first flange and second flange.
During installation, the position of mounting hole in first flange and second flange is aligned, by also cross first flange and second flange
On mounting hole bolt tightening nut after, make the input shaft of main reducing gear and output connector output end between formed connection
Fix and transmit torque.
In addition, remaining structure of the present embodiment is same as Example 1.
Embodiment 3
As preferred：It is that bearing pin is connected between the output end and the input shaft of main reducing gear of output connector.It is specifically tied
Structure is：The first mounting hole of radial direction insertion is processed on the end of the input shaft of main reducing gear, in the output end of output connector
The circular hole that processing coordinates with the end outer wall of the input shaft of main reducing gear, in the outlet end part of the output connector where circular hole
The second mounting hole with the circumferential side wall of the output end of radial direction insertion output connector is opened up, and makes the second mounting hole and the first peace
The aperture for filling hole is identical.During installation, in the circular hole of the output end that the end insertion of the input shaft of main reducing gear is exported into connector,
And the position of first, second mounting hole is aligned, the bearing pin insertion first, second that then will be matched with first, second mounting hole
After mounting hole, and the one end for making bearing pin with holes is stretched out, and be finally inserted into split pin in the hole of bearing pin carries out spacing (preventing to bearing pin
Bearing pin is deviate from), formed between the output end for making the input shaft of main reducing gear and output connector and be connected and transmit torque.
In addition, remaining structure of the present embodiment is same as Example 1.
More than, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (10)
1. it is a kind of be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems, it is characterised in that：Including a main reducing gear
(1) and two turboaxle motors (5), the main reducing gear (1) includes two input shafts (11) and an output shaft (12), two
Root input shaft (11) is connected with the output shaft (12), and two input shafts (11) drive the output shaft while rotating
(12) rotate, two input shafts (11) of the main reducing gear (1) are sent out with two turbine wheel shafts respectively by two flexible clutch
The clutch end connection of motivation (5).
2. it is according to claim 1 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems, it is characterised in that：Institute
Flexible clutch is stated coaxially to be assembled by output connector (2), flexible connecting member (3) and input pad (4)；
One end of the input pad (4) is the input being connected with the clutch end of the turboaxle motor (5), institute
The other end for stating input pad (4) is the first abutting end for connecting output connector (2), the output connector
(2) one end is the second abutting end for connecting the input pad (4), and the other end of the output connector (2) is
The output end being connected with the input shaft (11) of the main reducing gear (1)；
The flexible connecting member (3) is by torus (31) and is arranged in the outer circumferential walls of the torus (31) and along described
Rounded or oval four flexibility fastener (32) that the circumference of torus (31) is uniform constitute；
Two the first connections projection (41) of radial symmetric are provided with the end face of first abutting end, first connection is convex
Block (41) is with two arcs that two upper with the torus (31) curved walls of adjacent flexible fastener (32) coordinate respectively
Shape concave surface, and it is described first connection projection (41) two arc-shaped concaves along the input pad (4) radial symmetric；
Two the second connections projection (21) of radial symmetric are provided with the end face of second abutting end, second connection is convex
Block (21) is identical with the shape size of the first connection projection (41)；
The input pad (4), flexible connecting member (3) and output connector (2) cooperate when fitting together, two institutes
Stating the first connection projection (41) described with two second, to be connected projection (21) interlaced, is formed and four flexible fasteners (32)
Four draw-in grooves matched somebody with somebody, the flexible connecting member (3) is exported between connector (2) and the input pad (4) positioned at described, and
Four flexible fasteners (32) coordinate four cards being embedded between first connection projection (41) and the second connection projection (21)
In groove.
3. it is according to claim 2 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems, it is characterised in that：Institute
State input pad (4), flexible connecting member (3) and output connector (2) to cooperate when fitting together, first connection
There are the first gap (46) between projection (41) and the end face of the second abutting end of output connector (2), described second connects
Connecing between projection (21) and the end face of the first abutting end of the input pad (4) has the second gap (22).
4. it is according to claim 3 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems, it is characterised in that：Institute
Do chamfering processing in the axial direction at chamfered, and two in the joint of the curved wall and its both ends of the surface of stating flexible fastener (32)
Distance is all higher than first gap (46) and second gap (22).
5. it is according to claim 4 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems, it is characterised in that：Institute
Stating the clutch end of turboaxle motor (5) has flange terminal pad (51), and edge is offered on the flange terminal pad (51)
Its circumferentially distributed multiple through hole, the input of the input pad (4) be provided with the flange terminal pad (51)
Number of openings and position corresponding screwed hole (43), the flange terminal pad (51) screw in the screw thread by through the through hole
Screw in hole (43) is connected with the input pad (4).
6. it is according to claim 5 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems, it is characterised in that：Institute
The number of openings with the flange terminal pad (51) and position are wholely set on the end face of the input for stating input pad (4)
Corresponding lug boss (42), the screwed hole (43) is arranged on the lug boss (42).
7. it is according to claim 6 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems, it is characterised in that：Institute
The integral middle for stating the input of input pad (4) is provided with circular bulge loop (44), the outer wall of the circular bulge loop (44) with
Also be machined with reinforcement (45) between the end face of the input of the input pad (4), and the reinforcement (45) with it is all
Lug boss (42) is connected.
8. it is according to claim 6 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems, it is characterised in that：Institute
Through hole in the flange terminal pad (51) of the clutch end for stating turboaxle motor (5) is two, and the lug boss (42) is
Two corresponding with through hole, the shape size of two lug bosses (42) is identical and along the radial direction of the input pad (4)
It is symmetrical arranged, two lug bosses (42) and two first connections projection (41) are circumferential in the input pad (4)
On position mutually stagger.
9. it is as claimed in any of claims 2 to 8 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems,
It is characterized in that：It is to be bonded between the output end and the input shaft (11) of the main reducing gear (1) of output connector (2)
Connect, flange connection or bearing pin are connected.
10. it is as claimed in any of claims 1 to 8 be easy to safeguard double hair turbine wheel shaft depopulated helicopter dynamical systems
System, it is characterised in that：Two turboaxle motors (5) are arranged side by side, and two air inlets of turbogenerator are towards together
One direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN108238259A (en) * | 2018-02-08 | 2018-07-03 | 天津曙光天成科技有限公司 | A kind of power plant and unmanned helicopter |
| CN108357685A (en) * | 2018-02-08 | 2018-08-03 | 天津曙光天成科技有限公司 | A kind of dynamical system and unmanned helicopter |
| CN109720518A (en) * | 2019-03-14 | 2019-05-07 | 广州拓浪智能应急科技有限公司 | A kind of fast assembling-disassembling power plant module |
| CN112937879A (en) * | 2021-03-30 | 2021-06-11 | 上海尚实能源科技有限公司 | Power system of double-engine parallel vehicle type turboprop engine |
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| CN108238259A (en) * | 2018-02-08 | 2018-07-03 | 天津曙光天成科技有限公司 | A kind of power plant and unmanned helicopter |
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| CN112937879B (en) * | 2021-03-30 | 2021-11-02 | 上海尚实能源科技有限公司 | Power system of double-engine parallel vehicle type turboprop engine |
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Application publication date: 20170613 |