CN105020278A - Axial connection assembly, linkage device and aircraft - Google Patents
Axial connection assembly, linkage device and aircraft Download PDFInfo
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- CN105020278A CN105020278A CN201410155965.8A CN201410155965A CN105020278A CN 105020278 A CN105020278 A CN 105020278A CN 201410155965 A CN201410155965 A CN 201410155965A CN 105020278 A CN105020278 A CN 105020278A
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Abstract
The invention relates to an axial connection assembly which comprises a tubular member, a first axial member and a first thread member. The tubular member comprises a first protruding portion, a first flange and a first tubular member matching portion, wherein the first protruding portion axially protrudes out of the first end, the first flange is arranged on the outer circumferential face of the first protruding portion, and the first tubular member matching portion is arranged at the first end. The first axial member comprises a first axial member body and a first axial member matching portion, wherein the first axial member body is matched with the first tubular member matching portion to transmit torque. A first concave portion for receiving the first protruding portion and a first axial member external thread portion are arranged on the first axial member body. The first thread member is provided with a first internal thread portion connected with the first axial member external thread portion and is constructed to be capable of limiting the tubular member and the first axial member from being disengaged in the axial direction through the mutual effect of the first thread member and the first flange of the tubular member. The invention further relates to a linkage device and an aircraft, wherein the linkage device comprises the axial connection device and is used for the aircraft, and the aircraft comprises the linkage device.
Description
Technical field
The present invention relates to a kind of axial coupling assembly, comprise the linkage of this axial coupling assembly and comprise the aircraft of this linkage.
Background technique
The content of this part provide only the background information relevant to the disclosure, and it may not form prior art.
Normal employing splined carrys out transmitting torque.Because the quantity of spline and groove is more in splined, thus stressed comparatively even, larger load can be born.For splined shaft, the part on axle and the centering of axle good, this at a high speed and precision machinery very important.In addition, the guidance quality of spline is good, and this is very important to dynamic connection, is thus usually used in the connection of frequent slippage.
Because the centering precision of splined is high, can transmits compared with high pulling torque and meet the condition of slippage, therefore in the important linkage part of aircraft, usually adopting splined.Wing flap and sagging plate are mounted on wing for improving the parts of lift.
As shown in Figure 1, linkage 2 is arranged between the fixing trailing edge of wing flap 1, sagging plate 3 and wing.Linkage 2 comprise for transmitting torque axial coupling assembly 10 ', wing flap 1 be connected to the first coupling of axial coupling assembly 10 ' and sagging plate 3 be connected to the second coupling of axial coupling assembly 10 '.Along with expansion and the retraction movement of wing flap 1, can, by transmission of torque to sagging plate 3, sagging plate 3 be made to be synchronized with the movement together thus by linkage 2.
See Fig. 2 to Fig. 5, particularly, axial coupling assembly 10 ' comprises two axles 200 ' and 300 ' and connect the pipe 100 ' of two axles.Pipe 100 ' and axle 200 ' and 300 ', by splined, realize moment of torsion transmission still vertically slidably thus.
More specifically, composition graphs 1, such as, pipe 100 ' by pivotable connecting rod 5(namely, as above-mentioned first coupling) connect with wing flap 1, and axle 200 ', 300 ' is supported by rib-shaped piece 9 and by another connecting rod 7(namely, as above-mentioned second coupling) connect with sagging plate 3.Axle 200 ', 300 ' is such as fastened to rib-shaped piece 9 by locking nut and packing ring thus realizes axially locating.But, following situation may be there is in the operation process of aircraft: owing to being subject to larger load effect, two rib-shaped pieces may deflect laterally, therefore slightly may produce axial slip between pipe 100 ' and axle 200 ', 300 '.This axial slip may cause fatigue and wear problem, and the area of contact of the spline joint between pipe 100 ' and axle 200 ', 300 ' may be made to diminish.
Therefore, need a kind of can the transmitting torque axial coupling assembly that prevents simultaneously or limit two components to throw off in the axial direction.
Summary of the invention
An object of the present invention is to provide a kind of can preventing simultaneously or limit the axial coupling assembly of the axis disengaging between composition component by transmitting torque.
Another object of the present invention is to provide a kind of axial coupling assembly of relative inexpensiveness.
Another object of the present invention is to provide a kind of axial coupling assembly of improved safety.
One or more in above-mentioned purpose can be realized by following proposal: a kind of axial coupling assembly, it can comprise tubular member, the first shaft component and the first screw member.Tubular member comprises: first end and the second end; From the first protuberance that described first end is axially outstanding; Be arranged on the first flange on the outer circumferential face of described first protuberance; And be arranged on the first tubular member auxiliary section at described first end place.First shaft component comprises the first shaft component main body portion and the first shaft component auxiliary section, and described first shaft component auxiliary section is configured to coordinate with described first tubular member auxiliary section with transmitting torque.Described first shaft component main body portion is provided with the first recess for receiving described first protuberance, and is provided with the first shaft component external thread part on described first shaft component main body portion.First screw member has the first internal thread part engaged with described first shaft component external thread part, and be configured to: when described tubular member and described first shaft component are combined together and described first screw member is engaged on described first shaft component external thread part, described first screw member limits described tubular member and the disengagement in the axial direction of described first shaft component by the interaction of described first flange with described tubular member.
In said structure, first screw member can be threaded with the first shaft component, axial disengagement can not be there is thus between first screw member and the first shaft component, simultaneously, because the first flange of the first screw member and tubular member can interact, such as their side surface mutually against, axial disengagement can not be there is between the first screw member and tubular member thus.Finally, even if this axial coupling assembly is subject to stretching component, by the interaction of the first screw member respectively and between tubular member and the first shaft component, also can prevent tubular member and the first shaft component from occurring axially to throw off.The axial coupling assembly with this structure not only can transmitting torque, and complicated force status can be born, reduce fatigue and the wear problem of the first tubular member auxiliary section and the first shaft component auxiliary section, extend the working life of this axial coupling assembly thus.
Preferably, before described first screw member is engaged on described first shaft component external thread part, described first screw member is arranged on described tubular member through described first flange.
First screw member can be the component independent of the first flange, convenient like this processing and production.
Preferably, described first recess is formed in the region residing for described first shaft component external thread part.
Preferably, when described first protuberance is received in described first recess, described first flange is in the axial extension of described first shaft component external thread part on the axial direction of described axial coupling assembly.
Preferably, described first recess and described first protuberance have the shape of mutually mating.Like this, coordinating and stress distribution therebetween between the first recess with the first protuberance can be conducive to.
Preferably, the size configurations of described first flange becomes described first screw member can be made to cross described first flange to be arranged on described tubular member.This is particularly suitable for the situation that the first flange needs to carry out from the side of the first flange of tubular member assembling.
Preferably, described first flange is fan shape, and the maximum chord length of described first flange is arranged to the tip diameter of the screw thread of the first internal thread part being equal to or less than described screw member.
Preferably, the external diameter of described tubular member is arranged to the root diameter of the screw thread of the first shaft component external thread part being equal to or less than described first shaft component.
Preferably, the external diameter of described tubular member is arranged to the tip diameter of the internal thread being equal to or less than described screw member.Thus, tubular member can not be interfered with the internal thread of the first screw member.
Preferably, described first tubular member auxiliary section and described first shaft component auxiliary section are can slide to axial but can not mode be fitted to each other in relative rotation.
Preferably, described first tubular member auxiliary section and described first shaft component auxiliary section form fit.
Preferably, described first tubular member auxiliary section and described first shaft component auxiliary section in the following manner in one be fitted to each other: spline fitted, key-keyway coordinate, polygonal coordinates, ellipse coordinates, semicircle coordinates, irregularly shaped cooperation or its combine.Above-mentioned fit system can be determined according to specific works condition.
Preferably, described first shaft component external thread part is arranged on going up at least partially of the outer circumferential face of described first shaft component main body portion.Such as, as long as the axial length of external thread part can realize following object: external thread part can prevent the first shaft component and tubular member from axially throwing off in practical application with coordinating of the first screw member.More specifically, when the first shaft component is engaged on tubular member, the expanded range of external thread part on the first shaft component can extend cross the first flange of tubular member in axial inside direction (namely towards the direction of tubular member).
Described screw member can be plain nut, certainly according to stressing conditions, also can be that double nut is to strengthen fastening effect.Axial coupling assembly can also comprise the locking component for described screw member.Such as, described screw member can be locking nut, described locking component can comprise lock washer, and described lock washer is provided with at least one first lug, the outer circumferential face of described locking nut is formed with at least one first groove engaged with described first lug.
Preferably, the outer surface of at least one in described first shaft component and described tubular member is provided with at least one second groove, and described lock washer comprises at least one second lug engaged with at least one second groove described.Can prevent lock washer from circumference occurring so mobile.
Preferably, described first protuberance is given prominence to from described first end in the mode of round-corner transition.Round-corner transition can prevent stress from concentrating, and improves fatigue behaviour.
Preferably, axial coupling assembly also comprises another screw member be arranged on described first shaft component external thread part, and described first flange is between another screw member described and described first screw member.Under two screw members laying respectively at the first flange both sides are suitable for the operating mode of large load.Certainly, if load is little, then a screw member only can be used, to reduce the weight of whole circumferentially connecting assembly.Weight reduction is advantageous particularly on such as aircraft.
Preferably, when observing from the axial direction of described axial coupling assembly, described first flange is arranged to about the neutral surface of described tubular member when stressed roughly symmetrical.Herein, neutral surface can be understood as and neither bears the plane that tensile stress does not bear pressure stress yet when tubular member is stressed in tubular member.First flange is arranged to about neutral surface symmetrical, then the suffered stress of the first flange is less, and Security gets a promotion.
Preferably, axial coupling assembly also comprises the second shaft component and the second screw member.Described tubular member also comprises: from the second protuberance that described the second end is axially outstanding; Be arranged on the second flange on the outer circumferential face of described second protuberance; And be arranged on the second tubular member auxiliary section at described the second end place.Described second shaft component comprises the second shaft component main body portion and the second shaft component auxiliary section, described second shaft component auxiliary section is configured to coordinate with transmitting torque with described second tubular member auxiliary section, described second shaft component main body portion is provided with the second recess for receiving described second protuberance, and is provided with the second shaft component external thread part on described second shaft component main body portion.Described second screw member has the second internal thread part engaged with described second shaft component external thread part, and be configured to: when described tubular member and described second shaft component are combined together and described second screw member is engaged on described second shaft component external thread part, described second screw member limits described tubular member and the disengagement in the axial direction of described second shaft component by the interaction of described second flange with described tubular member.
The present invention also provides a kind of linkage for aircraft, this linkage comprises above-mentioned axial coupling assembly, wherein, described tubular member is attached in the one in the sagging plate of aircraft and wing flap directly or indirectly, and another in described first shaft component is attached in the described sagging plate of described aircraft and the another one of described wing flap directly or indirectly, described sagging plate is swung with the swing of described wing flap.
The present invention also provides a kind of aircraft, and it comprises above-mentioned linkage.Can not axially throw off due between the component that each in above-mentioned axial coupling assembly axially connects, the aircraft that therefore have employed this axial coupling assembly is improved in overall performance.
Accompanying drawing explanation
By the description referring to accompanying drawing, the feature and advantage of one or several mode of execution of the present invention will become easier to understand, wherein:
Fig. 1 is the partial schematic diagram comprising the linkage be arranged between wing flap, sagging plate and fixed wing trailing edge;
Fig. 2 is the schematic diagram of the axial coupling assembly of linkage of the prior art;
Fig. 3 is the enlarged diagram of an axle of axial coupling assembly in Fig. 2;
Fig. 4 is the enlarged diagram of the pipe of axial coupling assembly in Fig. 2;
Fig. 5 is the enlarged diagram of another axle of axial coupling assembly in Fig. 2;
Fig. 6 is the schematic diagram of the coupling assembly according to embodiment of the present invention, wherein, removes screw member, to be clearly shown that coordinating between the protuberance of tubular member and the recess of shaft component;
Fig. 7 is the longitudinal sectional view of the coupling assembly according to embodiment of the present invention;
Fig. 8 is the schematic diagram of the tubular member according to embodiment of the present invention;
Fig. 9 is end elevation when fitting together according to the tubular member of embodiment of the present invention and screw member;
Figure 10 is the schematic diagram of the first shaft component according to embodiment of the present invention, shows the recess of this first shaft component;
Figure 11 is the schematic diagram of the second shaft component according to embodiment of the present invention, shows the recess of this second shaft component;
Figure 12 is the schematic diagram of the first shaft component according to embodiment of the present invention, shows the groove of this first shaft component;
Figure 13 is the schematic diagram of the second shaft component according to embodiment of the present invention, shows the groove of this second shaft component;
The close-up schematic view that Figure 14 is tubular member according to embodiment of the present invention, the second shaft component, screw member fit together;
The close-up schematic view that Figure 15 is tubular member according to embodiment of the present invention, the first shaft component, screw member fit together;
Figure 16 shows the stereogram of lock washer;
Figure 17 shows the stereogram of locking nut; And
Figure 18 shows the stereogram comprising the linkage of axial coupling assembly according to embodiment of the present invention.
Embodiment
Description related to the preferred embodiment is only exemplary below, and is never the restriction to the present invention and application or usage.Adopt identical reference character to represent identical parts in various figures, therefore the structure of same parts is by no longer repeated description.
Term used herein " first ", " second " are intended to for distinguishing parts, but not represent particular order.
Axial coupling assembly according to the present invention can be applied in a lot of equipment and field, is particularly applied in the tubular member or the axial equipment of throwing off of shaft component preventing from fitting together.In this article, for ease of illustrating, to be applied as example to describe according to axial coupling assembly of the present invention in the wing flap of aircraft, linkage between sagging plate and fixed wing trailing edge.In addition, sagging plate mentioned in this article is only a kind of form of current plate, and the present invention is not limited to sagging plate, can be the current plate of other types.
As shown in Figure 6 and Figure 7, tubular member 100, first shaft component 200, second shaft component 300 and screw member 500 and 600 can be comprised according to the axial coupling assembly 10 of embodiment of the present invention.In addition in conjunction with Figure 18, such as, tubular member 100 is by pivotable first connecting rod 50 and wing flap 1(Fig. 1) connect, and the first shaft component 200, second shaft component 300 can respectively by rib-shaped piece 20 and 30 support and via unshowned second connecting rod and sagging plate 3(Fig. 1) connect.When wing flap 1 moves, transfer the motion to tubular member 100 by first connecting rod 50, be then passed to the first shaft component 200 and the second shaft component 300 respectively, then be passed to sagging plate 3 via second connecting rod.Therefore, sagging plate 3 can move along with the motion of wing flap 1.Those skilled in the art should understand that, tubular member 100 also can be connected with sagging plate 3 by first connecting rod 50, and the first shaft component 200, second shaft component 300 also can connect with wing flap 1 via unshowned second connecting rod, to realize the interlock between wing flap 1 and sagging plate 3.
As shown in figs. 6-13, tubular member 100 connects with the first shaft component 200 and the second shaft component 300 respectively at its two ends place.Particularly, tubular member 100 is connected by spline with the first shaft component 200, and making thus between tubular member 100 and the first shaft component 200 can transmitting torque, simultaneously can relative sliding vertically.On the other hand, tubular member 100 is tightened together by the first screw member 500 with the first shaft component 200, prevents tubular member 100 and the first shaft component 200 from departing from vertically thus.
Similarly, tubular member 100 is connected by spline with the second shaft component 300, and making thus between tubular member 100 and the second shaft component 300 can transmitting torque, simultaneously can relative sliding vertically.On the other hand, tubular member 100 is tightened together by the second screw member 600 with the second shaft component 300, prevents tubular member 100 and the second shaft component 300 from departing from vertically thus.
In the above-described embodiment, the first screw member 500 is threaded with the first shaft component 200, is thus less likely to occur slippage to axial therebetween.On the one hand, when the first shaft component 200 and tubular member 100 tend to each other axial separation time, first flange 116 towards the first screw member 500 move and with the first screw member 500 against, the first flange 116 makes the axial separation between tubular member 100 and the first screw member 500 be prevented from because being subject to the stop of the first screw member 500.Thus, by the interaction of the first screw member 500 respectively and between the first shaft component 200 and the first flange 116, can prevent tubular member and the first shaft component 200 from axially throwing off.Equally, the second shaft component 300 can not be thrown off by the second screw member 600 vertically with tubular member 100.By this structure, axial coupling assembly 10 of the present invention not only can transmitting torque and can not getting loose vertically, is particularly suitable for the complicated applications environment in aircraft.
As shown in figures 10-13, the major constituents of the first shaft component 200 and the second shaft component 300 can be roughly symmetrical relative to tubular member 100.In other words, the size of two shaft components self, shape and can be roughly the same with the connecting mode, coupled position etc. of tubular member 100.It is to be understood, however, that concrete forms of these structures can be different and the first shaft component 200 and the second shaft component 300 can have different structures according to embody rule situation.
Below with reference to Fig. 8 to Figure 17, each composition component of the axial coupling assembly according to embodiment of the present invention is described in detail.
Fig. 8 shows the tubular member 100 according to embodiment of the present invention.Tubular member 100 comprises first end 110 and the second end 120.Axially the first protuberance 114 is extruded with from first end 110.The outer circumferential face of the first protuberance 114 is provided with the first flange 116.The inside of first end 110 is provided with internal spline 112.In this illustrated mode of execution, the first flange 116 is arranged on the end of the first protuberance 114.It should be understood that the first flange 116 can be arranged on the suitable axial positions of the first protuberance 114 according to embody rule situation, instead of be only limitted to end.Preferably, the first protuberance 114 is given prominence to from first end 110 in the mode of round-corner transition.Like this, the stress of the corner between the first protuberance 114 and first end 110 can be avoided to concentrate.
Fig. 9 is tubular member 100 and the first screw member 500 end elevation when fitting together.In the figure, the first flange 116 is in fan-shaped.Preferably, the size of the first flange 116---such as maximum chord length L---is constructed to be permeable to make the first flange 116 pass the tapped hole of the first screw member 500.Be understandable that, it is fan-shaped that the shape of the first flange 116 is not limited to shown in figure, and it can be any shape, as long as can pass the first screw member 500.In addition, when the first screw member 500 is without the need to installing from the first flange 116 side, then the size and dimension of the first flange 116 is not subject to the above restrictions.In addition, the external diameter of tubular member is preferably less than or equal to the tip diameter of the internal thread of the first screw member 500.
Because the first shaft component 200 in figure and the second shaft component 300 possess similar and roughly symmetrical structure, therefore, the second flange 126 on the second shaft component 300 structure and see Fig. 9, can repeat no more with the size relationship of the second screw member 600 herein.
Figure 10 to Figure 13 shows the schematic diagram of the first shaft component 200 and the second shaft component 300.As shown in the figure, the first shaft component 200 comprises the first shaft component main body portion 220 and the first shaft component spline 210.First shaft component spline 210 is configured to coordinate with the spline 112 at first end 110 place of tubular member 100.First shaft component main body portion 220 is provided with the first recess 222 of the first protuberance 114 for receiving tubular part 100.First shaft component main body portion 220 is provided with the first shaft component external thread part 228.In a kind of optimal way, the first recess 222 can be formed in the region residing for the first shaft component external thread part 228.When the first protuberance 114 is received in the first recess 222, the first flange 116 can be in the axial extension of the first shaft component external thread part 228 on the axial direction of axial coupling assembly 10.In the whole part that first shaft component external thread part 228 can be arranged on the outer circumferential face of the first shaft component main body portion 220 or in a part for outer circumferential face, as long as make the first screw member 500 in the axially inner side of the first flange 116 engage with the first shaft component external thread part 228 and therefore, it is possible to prevent axis between tubular member 100 and the first shaft component 200 from throwing off.This structure also has an advantage to be exactly, when the first screw member 500 to engage with the first shaft component 200 and with the first flange 116 against time, continue to screw the first screw member 500, higher pretightening force can be realized.
Preferably, the first recess 222 and the first protuberance 114 can have mutual shape of mating to have better outward appearance and better mechanics effect.The external diameter of tubular member 100 can be arranged to the root diameter of the screw thread of the first shaft component external thread part 228 being equal to or less than the first shaft component 200.
According to the present invention, the first shaft component 200 can be made to tighten together with tubular member 100 by the cooperation between the first recess 222, first protuberance 114, first shaft component external thread part 228 and the first screw member 500, thus prevent axial disengagement.The concrete size (such as axial length), shape etc. of these components do not limit at this, as long as can realize above-mentioned purpose.
In a kind of optimal way, the first screw member 500 can be configured to nut, particularly locking nut.More specifically, Figure 14 to Figure 17 shows locking nut 520 according to embodiment of the present invention and lock washer 510.In the figure, lock washer 510 can comprise the base portion of general toroidal, one or more first lug 512 given prominence to from base portion radially outward and from base shaft to outstanding one or more second lugs 516.Locking nut 520 can comprise the base portion of general toroidal, and the inner peripheral surface of base portion is formed with screw thread, the outer circumferential face of base portion is formed with multiple first groove 522.
In a kind of preferable configuration, multiple first groove 522 can circumferentially separate in direction equally spacedly.In installation process, when rotational lock nut 520 reaches predetermined fastening force, make the first lug 512 of lock washer 510 bending to be engaged in the first groove 522 of locking nut 520, thus prevent locking nut 520 rotation circumferential relative to lock washer 510.
In addition, see Figure 12 and Figure 13, the outer circumferential face of the main body portion 220 of the first shaft component 200 is provided with the second groove 224, second groove 224 engage with the second lug 516 of lock washer 510, rotates relative to the first shaft component 200 circumference to prevent lock washer 510.
It should be appreciated by those skilled in the art that the second groove 224 can also be arranged on tubular member 100, such as, be arranged on the first protuberance 114.Or, on the main body portion 220 of the first shaft component 200 and on the first protuberance 114 of tubular member 100, all can be provided with the second groove 224, and lock washer 510 is also correspondingly provided with the second lug 516 outwards and inwardly given prominence to vertically.
Referring to Fig. 6 and Fig. 7, the assembling process of axial coupling assembly 10 is described.First, by the second screw member 600 is mounted on the second end 120 of tubular member 100 through the second flange 126 by the second screw member 600; Being aimed at the second recess 322 of the second shaft component 300 by second protuberance 124 of tubular member 100 and inserting in the second recess 322 makes the first tubular member auxiliary section 112 and the first shaft component auxiliary section 210 be fitted to each other simultaneously; Screw the second screw member 600 to precalculated position, such as, make tubular member 100 against the second shaft component 300, or preferably, between the axial outer end face of the second protuberance 124 and the second recess 322, there is predetermined axial clearance G1(Figure 14).This clearance G 1 can be used to absorb manufacturing tolerances or location tolerance and can determine according to embody rule situation.This clearance G 1 such as between 0-2mm, can be preferably 1mm.Next, in a similar fashion tubular member 100 is mounted to the first shaft component 200, does not repeat them here.When tubular member 100 is mounted to the first shaft component 200 and screw member 500 is screwed to predetermined pretightening force, between the axial outer end face of the first protuberance 114 and the first recess 222, predetermined axial clearance G2 can be there is.This clearance G 2 also may be used for absorbing manufacturing tolerances and location tolerance and can determining according to embody rule situation.This clearance G 2 between 2-4mm, can be preferably 3mm.High assembly precision can be easily realized with low accuracy of manufacturing by clearance G 1 and G2.What those skilled in the art should understand that is, the first shaft component 200 and the second shaft component 300 fastening with tubular member 100 before or fastening after, the first shaft component 200 and the second shaft component 300 can utilize its respective bearing unit to be fastened to the rib-shaped piece 20 and 30 shown in Figure 18 respectively.
About the axial coupling assembly assembled as mentioned above, the second end 120 of tubular member 100 can in the axial direction against the second shaft component main body portion 320 of the second shaft component 300, simultaneously, being screwed in the second screw member 600 on the second shaft component external thread part 328 of the second shaft component 300 can against the second flange 126, thus the movement that the axis between the second shaft component 300 and tubular member 100 can be prevented inside or outside.Similarly, moving axially between the first shaft component 200 and tubular member 100 can also be prevented by the first screw member 500.The axial coupling assembly with this structure not only can transmitting torque, and can axial force be born, thus can prevent the axis between each component from throwing off, reduce the fatigue between the spline part of tubular member and first, second shaft component spline part and wear problem, improve the overall performance of this axial coupling assembly thus and extend working life of this axial coupling assembly.On the other hand, due to this axial coupling assembly, the integrity between two rib-shaped pieces 20 and 30 and rigidity can be improved, reduce the distortion between them.
In axial coupling assembly according to the present invention, only improve tubular member and shaft component, therefore, the securing means of such as locking nut and lock washer is without the need to redesigning, but the standard piece designed can be used, thus reduce Design and manufacture cost.
According to a further aspect in the invention, also provide a kind of linkage for aircraft comprising above-mentioned axial coupling assembly, be particularly arranged on wing flap, linkage between sagging plate and fixed wing trailing edge.Particularly, tubular member 100 can be attached to wing flap directly or indirectly, and the first shaft component 200 and the second shaft component 300 can be attached to sagging plate directly or indirectly, and sagging plate is swung with the swing of wing flap.
In the application shown in Fig. 1 and 18, inventor by having calculated the neutral surface P of tubular member 100 when actual loading, such as, shown in Fig. 9.Therefore, preferably the first flange 116 and/or the second flange 126 are arranged to about this neutral surface P roughly symmetrical.Therefore, the safety and stability of this linkage can be improved, and therefore improve the safety and stability of aircraft.
According to another aspect of the invention, a kind of aircraft comprising above-mentioned linkage is provided.The quantity of screw member can be determined according to embody rule condition (such as, load).When load is less, only screw member 500,600 can be set in the inner side of flange 116,126, the weight of aircraft can be reduced thus.In addition, in order to improve the Security of whole axial coupling assembly, can also at extra screw member 500A and 600A of the arranged outside of flange 116,126.
In addition, it will be appreciated that, the axial coupling assembly 10 shown in Fig. 6 is only an example of the present invention, and unrestricted the present invention.Such as, depend on different application, axial coupling assembly 10 only can comprise a tubular member and a shaft component, or can comprise two tubular members and a shaft component.In the latter case, two tubular members can be arranged on outside axially, and a shaft component can be arranged between two tubular members, and the connection between them and matching relationship also can with reference to described above.
Further, transmission of torque is realized by spline fitted between the tubular member shown in accompanying drawing and shaft component, but also can use the mode of other form fit, such as key-keyway coordinates, polygonal coordinates, ovally coordinate, semicircle cooperation, petal cooperation, irregularly shaped cooperation or aforesaid way combination.In addition, although only describe the fastening means of locking nut and lock washer herein, but when load is less, can only use common nut.Or, can also on plain nut, radially offer tapped hole and screw is mounted to the effect reaching thus in this tapped hole and prevent nut loosening.
Although described various mode of execution of the present invention in detail at this, but should be appreciated that the present invention is not limited to the embodiment described in detail and illustrate here, other modification and variant can be realized when not departing from the spirit and scope of the invention by those skilled in the art.All these modification and variant all fall within the scope of the present invention.And all components described here can be replaced by component equivalent in other technologies.
Claims (24)
1. an axial coupling assembly (10), comprising:
Tubular member (100), it comprises: first end (110) and the second end (120); From the first protuberance (114) that described first end (110) is axially outstanding; Be arranged on the first flange (116) on the outer circumferential face of described first protuberance (114); And be arranged on the first tubular member auxiliary section (112) at described first end (110) place;
First shaft component (200), it comprises the first shaft component main body portion (220) and the first shaft component auxiliary section (210), described first shaft component auxiliary section (210) is configured to coordinate with transmitting torque with described first tubular member auxiliary section (112), described first shaft component main body portion (220) is provided with the first recess (222) for receiving described first protuberance (114), and is provided with the first shaft component external thread part (228) on described first shaft component main body portion (220); And
First screw member (500), it has the first internal thread part engaged with described first shaft component external thread part (228), and be configured to: when described tubular member (100) and described first shaft component (200) are combined together and described first screw member (500) is engaged on described first shaft component external thread part (228), described first screw member (500) limits described tubular member (100) and described first shaft component (200) disengagement in the axial direction by the interaction of described first flange (116) with described tubular member (100).
2. axial coupling assembly according to claim 1, wherein, before described first screw member (500) is engaged on described first shaft component external thread part (228), described first screw member (500) is arranged on described tubular member (100) through described first flange (116).
3. axial coupling assembly according to claim 1, wherein, described first recess (222) is formed in the region residing for described first shaft component external thread part (228).
4. axial coupling assembly according to claim 3, wherein, when described first protuberance (114) is received in described first recess (222), described first flange (116) is in the axial extension of described first shaft component external thread part (228) on the axial direction of described axial coupling assembly.
5. axial coupling assembly according to claim 1, wherein, described first recess (222) and described first protuberance (114) have the shape of mutually mating.
6. axial coupling assembly according to claim 1, wherein, the size configurations of described first flange (116) becomes described first screw member (500) can be made to cross described first flange (116) to be arranged on described tubular member (100).
7. axial coupling assembly according to claim 1, wherein, described first flange (116) is fan shape, and the maximum chord length (L) of described first flange (116) is arranged to the tip diameter of the screw thread of the first internal thread part being equal to or less than described screw member (500).
8. axial coupling assembly according to claim 1, wherein, the external diameter of described tubular member (100) is arranged to the root diameter of the screw thread of the first shaft component external thread part (228) being equal to or less than described first shaft component (200).
9. axial coupling assembly according to claim 1, wherein, the external diameter of described tubular member (100) is arranged to the tip diameter of the internal thread being equal to or less than described screw member (500).
10. axial coupling assembly according to claim 1, wherein, described first tubular member auxiliary section (112) and described first shaft component auxiliary section (210) are can slide to axial but can not mode be fitted to each other in relative rotation.
11. axial coupling assemblies according to claim 1, wherein, described first tubular member auxiliary section (112) and described first shaft component auxiliary section (210) form fit.
12. axial coupling assemblies according to claim 1, wherein, described first tubular member auxiliary section (112) and described first shaft component auxiliary section (210) in the following manner in one be fitted to each other: spline fitted, key-keyway coordinate, polygonal coordinates, ellipse coordinates, semicircle coordinates, irregularly shaped cooperation or its combine.
13. axial coupling assemblies according to claim 1, wherein, described first shaft component external thread part (228) is arranged on going up at least partially of the outer circumferential face of described first shaft component main body portion (220).
14. axial coupling assemblies according to claim 1, wherein, described screw member (500) is nut (520).
15. axial coupling assemblies according to claim 1, also comprise the locking component for described screw member (500).
16. axial coupling assemblies according to claim 15, wherein, described screw member (500) is locking nut (520), described locking component comprises lock washer (510), described lock washer (510) is provided with at least one first lug (512), the outer circumferential face of described locking nut (520) is formed with at least one first groove (522) engaged with described first lug (512).
17. axial coupling assemblies according to claim 16, wherein, the outer surface of at least one in described first shaft component (200) and described tubular member (100) is provided with at least one second groove (224), and described lock washer (510) comprises at least one second lug (516) engaged with at least one second groove (224) described.
18. axial coupling assemblies according to claim 1, wherein, described first protuberance (114) is given prominence to from described first end (110) in the mode of round-corner transition.
19. axial coupling assemblies according to claim 1, also comprise another screw member (500A) be arranged on described first shaft component external thread part (228), described first flange (116) is positioned at described between another screw member (500A) and described first screw member (500).
20. axial coupling assemblies according to claim 1, wherein when observing from the axial direction of described axial coupling assembly, described first flange (116) is arranged to about described tubular member (100) neutral surface when stressed (P) roughly symmetrical.
21. axial coupling assemblies according to any one of claim 1 to 20, also comprise the second shaft component (300) and the second screw member (600), wherein,
Described tubular member (100) also comprises: from the second protuberance (124) that described the second end (120) is axially outstanding; Be arranged on the second flange (126) on the outer circumferential face of described second protuberance (124); And be arranged on the second tubular member auxiliary section (122) at described the second end (120) place,
Described second shaft component (300) comprises the second shaft component main body portion (320) and the second shaft component auxiliary section (310), described second shaft component auxiliary section (310) is configured to coordinate with transmitting torque with described second tubular member auxiliary section (122), described second shaft component main body portion (320) is provided with the second recess (322) for receiving described second protuberance (124), and on described second shaft component main body portion (320), be provided with the second shaft component external thread part (328)
Described second screw member (600) has the second internal thread part engaged with described second shaft component external thread part (328), and be configured to: when described tubular member (100) and described second shaft component (300) are combined together and described second screw member (600) is engaged on described second shaft component external thread part (328), described second screw member (600) limits described tubular member (100) and described second shaft component (300) disengagement in the axial direction by the interaction of described second flange (126) with described tubular member (100).
22. 1 kinds of linkages for aircraft, it comprises the axial coupling assembly according to any one of claim 1 to 20, wherein, described tubular member (100) is attached in the one in the current plate of aircraft and wing flap directly or indirectly, and another in described first shaft component (200) is attached in the described current plate of described aircraft and the another one of described wing flap directly or indirectly, makes described current plate swing with the swing of described wing flap.
23. 1 kinds of linkages for aircraft, it comprises axial coupling assembly according to claim 21, wherein, described tubular member (100) is attached in the one in the current plate of aircraft and wing flap directly or indirectly, described first shaft component (200) and described second shaft component (300) are attached in the described current plate of described aircraft and the another one of described wing flap directly or indirectly, and described current plate is swung with the swing of described wing flap.
24. 1 kinds of aircraft, it comprises the linkage according to claim 22 or 23.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410155965.8A CN105020278B (en) | 2014-04-17 | 2014-04-17 | Axially coupled component, linkage and aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410155965.8A CN105020278B (en) | 2014-04-17 | 2014-04-17 | Axially coupled component, linkage and aircraft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105020278A true CN105020278A (en) | 2015-11-04 |
| CN105020278B CN105020278B (en) | 2018-11-27 |
Family
ID=54410489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410155965.8A Expired - Fee Related CN105020278B (en) | 2014-04-17 | 2014-04-17 | Axially coupled component, linkage and aircraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105020278B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111216877A (en) * | 2018-11-26 | 2020-06-02 | 空中客车营运有限公司 | Aircraft control mechanism, aircraft wing and aircraft |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3866650A (en) * | 1970-12-03 | 1975-02-18 | Lockheed Aircraft Corp | Internal locking device |
| US5749788A (en) * | 1996-12-12 | 1998-05-12 | Bourque; Daniel R. | Tunable joint for a pool cue having compressive inserts |
| CN202065366U (en) * | 2011-05-30 | 2011-12-07 | 襄樊市博亚机械有限公司 | Slipping type ball cage coupling |
-
2014
- 2014-04-17 CN CN201410155965.8A patent/CN105020278B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3866650A (en) * | 1970-12-03 | 1975-02-18 | Lockheed Aircraft Corp | Internal locking device |
| US5749788A (en) * | 1996-12-12 | 1998-05-12 | Bourque; Daniel R. | Tunable joint for a pool cue having compressive inserts |
| CN202065366U (en) * | 2011-05-30 | 2011-12-07 | 襄樊市博亚机械有限公司 | Slipping type ball cage coupling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111216877A (en) * | 2018-11-26 | 2020-06-02 | 空中客车营运有限公司 | Aircraft control mechanism, aircraft wing and aircraft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105020278B (en) | 2018-11-27 |
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