CN206374981U - Fold and draw structure, rotor power component and tiltrotor in - Google Patents

Abstract

The utility model discloses a kind of fold and draws structure in, rotor power component and tiltrotor, wherein, the blade, which folds gathering structure, includes a drive device, one erecting bed, one adaptor, one actuator and multiple lever pieces, multiple lever pieces include the first end being oppositely arranged, second end and the connecting portion at the connection first end and the second end, and be rotatably arranged in by the connecting portion on the erecting bed, described lever piece one end is rotationally connected with the adaptor, the other end is connected part to be drawn in, the adaptor includes bearing assembly, and the actuator is connected to by the bearing assembly, the drive device drives the actuator along the actuator axially adjacent to or away from the drive device, the lever piece is set to realize lever action by the adaptor, so as to realize the gathering of part to be drawn in and/or open.Technical solutions of the utility model can reduce the windage being subject to during unmanned plane during flying, extend flight cruising time.

Description

Fold and draw structure, rotor power component and tiltrotor in

Technical field

The utility model is related to unmanned plane field, and more particularly to a kind of fold is drawn structure, rotor power component in and inclined Switch rotor machine.

Background technology

Tiltrotor has a two kinds of postures, i.e. gyroplane posture and fixed-wing posture, general, gyroplane posture is used for VTOL is realized, and fixed-wing posture is used to cruise, and fixed-wing posture flight cruise is converted to after being taken off using gyroplane, can Greatly to extend the cruising time of aircraft.But in fixed-wing posture when, two Power Components above, blade need after It is continuous to rotate, provide power for fixed-wing flight, it is not necessary to accept.But the two of rear Power Components vert for fixed wing After state, motor is stalled, now airflow direction perpendicular cuts blade, and windage is larger, reaches that predetermined flying speed is needed in the case Power that will be bigger, it will reduce the time of continuation of the journey, such a situation needs to improve.

Utility model content

Main purpose of the present utility model is to propose that a kind of fold draws structure in, it is intended to reduce during unmanned plane during flying by The windage arrived, extends flight cruising time.

To achieve the above object, the utility model proposes folding draw in structure, including a drive device, an erecting bed, One adaptor, an actuator and multiple lever pieces, multiple lever pieces include be oppositely arranged first end, the second end and The connecting portion at the first end and the second end is connected, and is rotatably arranged in by the connecting portion on the erecting bed, it is described Lever piece one end is rotationally connected with the adaptor, and the other end is connected part to be drawn in, and the adaptor includes bearing assembly, And the actuator is connected to by the bearing assembly, the drive device drives axle of the actuator along the actuator To closer or far from the drive device, the lever piece is set to realize lever action by the adaptor, so as to realize due-in Hold together the gathering of part and/or open.

Preferably, the actuator includes the driving tube and connector being mutually permanently connected, and the driving tube is away from described Connector one end is fixedly connected with the drive device, and the connector is connected to the adaptor by bearing assembly.

Preferably, the connector includes a clamping boss, and the connector is separated to form relatively by the clamping boss Upper and lower end, the bearing assembly include thrust ball bearing component and positioning ball bearing assembly, the thrust ball axle Bearing assembly is arranged at the connector upper end, and the positioning ball bearing assembly is arranged at the connector bottom.

Preferably, the positioning ball bearing assembly includes at least one positioning ball bearing, the bottom bag of the connector The threaded portion and an optical axis portion coordinated with driving pipe screw thread is included, the positioning ball bearing is arranged at the optical axis of connector bottom Portion, inner ring of the optical axis portion through the positioning ball bearing.

Preferably, the adaptor is hollow cylindrical configuration, an including through hole, and the through hole is away from described erecting bed one end Inwall radially extend to form an annular boss, be provided with the middle of the annular boss for wearing that the connector upper end is passed through Hole.

Preferably, the thrust ball bearing component includes two thrust ball bearings, and the upper end of the connector wears two Individual thrust ball bearing is so that two thrust ball bearings are anchored on the upper end of the connector, and two thrust ball bearings are set respectively In the both sides of annular boss.

Preferably, the erecting bed includes an installing plate and multiple installed parts, and the installed part hangs down from the installing plate Directly stretch out to be formed；The installed part forms a holding tank, the thick stick between forming one group, every group of two installed parts two-by-two The connecting portion of rod member rotates the connection holding tank.

Preferably, the drive device is a reducing motor, and the machine shaft is threadedly coupled with the actuator；Or

The drive device includes：

One pull-push piece, is fixedly connected with the actuator；And

One reclining device, including two first installing plates, one vert part, one first motor and a cross bar, first motor It is installed between the first installing plate described in two, first motor includes rotating shaft, the cross bar is matched somebody with somebody with the shaft thread and merged The part that verts is held on, and first motor drives the cross bar that the part that verts is axially moved described in drive along the rotating shaft and realized Vert, the first installing plate described in two is provided with one first chute away from described first motor one end, the part that verts is provided with a slideway, The two ends of the pull-push piece are each passed through the slideway and are slidably connected in first chute.

The utility model also proposes that a kind of rotor power component, including the second motor, blade and folding draw structure in, should Folding gathering structure includes a drive device, an erecting bed, an adaptor, an actuator and multiple lever pieces, multiple described Lever piece includes the connecting portion at first end, the second end and the connection first end and the second end being oppositely arranged, and passes through institute State connecting portion to be rotatably arranged on the erecting bed, described lever piece one end is rotationally connected with the adaptor, the other end connects Fixed part to be drawn in is connect, the adaptor includes bearing assembly, and is connected to the actuator by the bearing assembly, described Drive device drives the actuator axially adjacent to or away from the drive device, to pass through the adaptor along the actuator The lever piece is set to realize lever action, so as to realize the gathering of part to be drawn in and/or open.

The utility model also proposes a kind of tiltrotor, including fuselage and rotor power component, the rotor power component Including the second motor, blade and fold draw in structure, the folding draw in structure include a drive device, an erecting bed, one turn Fitting, an actuator and multiple lever pieces, multiple lever pieces include first end, the second end and the connection being oppositely arranged The first end and the connecting portion at the second end, and be rotatably arranged in by the connecting portion on the erecting bed, the lever Part one end is rotationally connected with the adaptor, and the other end is connected part to be drawn in, and the adaptor includes bearing assembly, and leads to Cross the bearing assembly and be connected to the actuator, the drive device drives axial direction of the actuator along the actuator to lean on Close or remote from the drive device, the lever piece is set to realize lever action by the adaptor, so as to realize part to be drawn in Gathering and/or open.

Compared with prior art, folded the utility model proposes one kind and draw structure in, can be used for the folding for realizing blade Overlapping is held together, and by the rotating of the rotating shaft of motor, drives the close and remote of driving tube, so that band follower link, switching successively The up and down motion of part, then the gathering and expansion of blade are realized based on lever principle, the folding and retraction of blade is realized, in addition, driving The bearing assembly for ensureing both stable transmissions is additionally provided between moving part and adaptor；The utility model is applied particularly to vert Gyroplane, two rotor power components in gyroplane fuselage rear are under fixed-wing state during flight, and the folding of blade makes Windage parallel with the length direction of the blade, greatly reducing is conducive to extending the continuous of unmanned vehicle by the direction of air-flow ETS estimated time of sailing.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is that the utility model folds the gathering embodiment part-structure schematic diagram of structure one；

Fig. 2 is cut-away illustrations of the Fig. 1 along II-II lines；

Fig. 3 is the structural representation of erecting bed and driving tube in Fig. 1；

Fig. 4 is the structural representation of lever piece in Fig. 1；

Fig. 5 is the structural representation of adaptor in Fig. 1；

Fig. 6 is the structural representation of connector in Fig. 2；

Fig. 7 is the structural representation of Fig. 2 axis bearing assemblies；

Fig. 8 is that the utility model folds the structural representation for drawing the embodiment of structure one in；

Fig. 9 is the front schematic view of folding gathering structure in Fig. 8；

Figure 10 is the cut-away illustration in Fig. 9 along X-X lines；

Figure 11 is the structural representation of reducing motor position in Fig. 9；

Figure 12 is the enlarged diagram at A in Figure 11；

Figure 13 is that the utility model folds the structural representation for drawing another embodiment of structure in；

Figure 14 is the enlarged diagram at B in Figure 13；

Figure 15 is the structural representation of pull-push piece and driving tube in Figure 13；

Figure 16 is the structural representation of the embodiment of the utility model power rotor assemblies one；

Figure 17 is the structural representation of the second motor in Figure 16；

Figure 18 is the structural representation of connection sleeve pipe and driving tube in Figure 16；

Figure 19 is reducing motor and the structural representation of mounting seat in Figure 16；

Figure 20 is the structural representation of another embodiment of the utility model power rotor assemblies；

Figure 21 is the structural representation of the second motor in Figure 20.

Drawing reference numeral explanation：

Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belongs to the scope of the utility model protection.

If it is to be appreciated that related in the utility model embodiment directionality indicate (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality indicates to be only used for explaining relative between each part under a certain particular pose (as shown in drawings) Position relationship, motion conditions etc., if the particular pose changes, directionality indicates also correspondingly therewith to change.

If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment Two " etc. description is only used for describing purpose, and it is not intended that indicating or implying its relative importance or implicit indicate meaning The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill Personnel can be implemented as basis, when the combination appearance of technical scheme is conflicting or can not realize it will be understood that this technical side The combination of case is not present, also not within the protection domain of the utility model requirement.

Folded the utility model proposes one kind and draw structure in.

In the utility model embodiment, referring to figs. 1 to Fig. 3, structure is drawn in the folding, which in, includes a drive device, an installation Platform 12, an adaptor 15, an actuator 13 and multiple lever pieces 14；

Erecting bed 12 includes one second installing plate 121 and multiple installed parts 122, and installed part 122 is from the second installing plate 121 Extend perpendicularly outward to be formed, installed part 122 forms a holding tank, thick stick between forming one group, every group of two installed parts 122 two-by-two The middle part of rod member 14 rotates connection holding tank, and one end of lever piece 14 is rotated with adaptor 15 to be connected, and the other end is connected to blade 3.Second installing plate 121 is provided with and keeps away a hole 121a for what driving tube 131 was passed through, and multiple around keep away that a hole 121a sets Lightening hole 121b.

Reference picture 4, specifically, lever piece 14 include the turning end 141 and fixing end 142 being oppositely arranged, and connection turns The connecting portion 143 of moved end 141 and fixing end 142, turning end 141 is installed on the peace of the two neighboring formation of flange 152 of adaptor 15 Fill in position, turning end 141 is provided with screwed hole, turning end 141 is rotationally connected with installed part 122 by screw through screwed hole.In order to Realize and rotate connection, the preferably circular smooth screw rod of screw rod of screw.

In the present embodiment, the side of connecting portion 143 is provided with the elongated hole of a kidney ellipsoid, and elongated hole is used for and the appearance on erecting bed 12 Groove of receiving is engaged realization and fixed, specifically, and the one end of installed part 122 away from installing plate 121 is provided with screwed hole, and screw is sequentially passed through The screwed hole and elongated hole realize the fixation of lever piece 14 and erecting bed 12.

The fixing end 142 of each lever piece 14 is provided with a fixed block 17, and each fixed block 17 is provided with some first connections Hole 171, each blade 3 is provided with the second connecting hole of some the first connecting holes of correspondence 171, and screw is connected through corresponding first Blade 3 is fixed on the fixing end 142 of regulations and parameters part 14, it is necessary to which explanation, is received to realize to fold by the connecting hole of hole 171 and second Hold together, the opposing levers part 14 of blade 3 is to be relatively fixed, non-rotatable.

In another embodiment, fixing end 142 is extended vertically, again by the one end of connecting portion 143 away from turning end 141 Extend to be formed along the direction of connecting rod 143, the fixing end 142 being consequently formed is a U-shaped groove-like structure, it is necessary to fold the object of gathering One end be inserted in above-mentioned U-type groove, then fixed by screw or buckle, for example, can be, the screw rod of screw for rule rib Screwed hole on column screw rod, blade 3 is also in regular prism shape, including but not limited to pentagonal prism, six prisms, eight prisms, ten ribs Post etc..Certainly, the utility model not limited to this, in other embodiment, blade 3 can also be fixed on lever by way of clamping The fixing end 142 of part 14.

Reference picture 2 and Fig. 5, it is in the adaptor body 151 of hollow tube-shape that adaptor 15, which includes, cover adaptor body 151 Through hole top lid 153 and the bearing assembly 16 in adaptor body 151, adaptor body 151 includes consistent The through hole of adaptor body axial direction is worn, the bearing assembly is arranged in the through hole, and driving tube portion is extend into through hole And realize that rotation is connected by bearing assembly and adaptor.

Stretch out from adaptor body 151 and be formed with multiple flanges 152, the present embodiment, adaptor body 151 is six Prism-shaped, flange 152 stretches out to be formed from six angles of six prisms, and the side of six prisms separately is two neighboring convex An installation position is formed between edge 152, for installing lever piece 14, specifically, each flange 152 is equipped with screwed hole, and screw is worn Lever piece 14 is installed on adaptor 15 by the one end for crossing screwed hole and lever piece 14, and lever piece 14 can be 15 turns with respect to adaptor It is dynamic.In the present embodiment, corresponding to the hexa-prism of adaptor body 151, the quantity of lever piece 14 is set to three.

Reference picture 2, actuator 13 includes the driving tube 131 and connector 132 being mutually permanently connected；Driving tube 131 includes The first end being oppositely arranged and the second end, the diameter of the first end of driving tube 131 are more than the diameter at the end of driving tube 131 second, second End is fixed in drive device, and first end is fixedly connected with one end of connector 132, the other end and the adaptor 15 of connector 132 Rotated and connected by bearing assembly.

Further, reference picture 2 and Fig. 6, connector 132 are substantially cylindrical, and outwards annular extension forms one at its middle part Connector 132 is separated to form relative upper and lower end by clamping boss 132c, clamping boss 132c, and bearing assembly 16 is wrapped Thrust ball bearing component 162 and positioning ball bearing assembly 161 are included, thrust ball bearing component 162 is arranged at the upper end of connector 132 Portion, positioning ball bearing assembly 161 is arranged at the bottom of connector 132.In the present embodiment, the upper end at least portion of connector 132 It is divided into hollow tubular, inside pipe wall is provided with internal thread, and lid 153 is correspondingly arranged on a through hole, and screw is through the through hole with being connected The upper end screw thread of part 132 coordinates the fixation for realizing connector 132 and adaptor 15；The bottom of connector 132 includes and drive The threaded portion 132b and an optical axis portion (not shown) of the threaded adapter at the second end of dynamic pipe 131, the optical axis portion is close to screens Boss 132c, is not provided with external screw thread, and external diameter is equal with the external diameter of upper end, and threaded portion 132b extends downwardly shape by the optical axis portion Into, be provided with some external screw threads, the threaded portion 132b extend into the first end of driving tube 131, and with the first end pipe Screw thread coordinate, connector 132 is fixed with driving tube 131.It is appreciated that bearing arrangement is wide variety of in the prior art One kind transmission dependency structure, is applied in the design, is conducive between enhancing driving tube 131, connector 132 and adaptor 15 The smoothness and stability being driven mutually.

Reference picture 2 and Fig. 7, in one of the embodiments, positioning ball bearing assembly 161 include a positioning ball bearing 161a, positioning ball bearing 161a are arranged at the optical axis portion of the bottom of connector 132, and optical axis portion passes through positioning ball bearing 161a Inner ring, be secured to optical axis portion.It is appreciated that positioning ball bearing 161a is set, it is advantageously ensured that driving tube 131 and company Transmission between fitting 132 is carried out in positive vertical direction, it is to avoid transmission is stuck.It should be noted that the design not limited to this, in In other embodiment, in order to better ensure that slow-roll stabilization, place kick between driving tube 131, rotating shaft 112 and connector 132 Bearing assembly 161 may also include multiple positioning ball bearing 161a played the role of positioning.Preferably, the first end external diameter of driving tube 131 More than the external diameter in the optical axis portion, also greater than the diameter of positioning ball bearing inner race.

Further, reference picture 2 and Fig. 6, inwall of the through hole away from the one end of erecting bed 12 radially extend to form a convex annular The perforation passed through for the upper end of connector 132 is provided with the middle of platform 151a, annular boss 151a.Reference picture 3, Fig. 6 and Fig. 7, this reality Apply in example, thrust ball bearing component 162 includes two thrust ball bearing 162a, and the upper end of connector 132 wears two thrusts Ball bearing 162a, so that two thrust ball bearing 162a are anchored on the upper end, two thrust ball bearing 162a are set respectively In annular boss 151a both sides, specifically, a receiving space is formed between annular boss 151a and clamping boss 132c, its In a thrust ball bearing 162a be arranged in receiving space, another thrust ball bearing 162a be arranged at annular boss 151a with lid Between body 153.It is appreciated that two thrust ball bearing 162a design can for offsetting the stress of above-below direction, it is specific and Speech, when driving tube 131 promotes connector 132 to move upwards, connector 132 bears upward thrust, and the thrust is by positioned at annular Thrust ball bearing 162a on the downside of boss 151a undertakes；Connector 132 is pulled to move downward conversely, working as driving tube 131, connector 132 bear downward pulling force, and thrust ball bearing 162a of the pulling force on the upside of annular boss 151a undertakes；In this way, i.e. preferably Improve the stability being driven in the rotation process of rotating shaft 112 between driving tube 131, connector 132 and adaptor 15, it is to avoid appoint One structure is excessive because of stress, and deformation is damaged.

Reference picture 8, to Figure 12, is that the utility model first embodiment is folded in the schematic diagram for drawing structure in, the present embodiment, Drive device is a reducing motor 11, and reducing motor includes motor body 111 and machine shaft 112, the second end of driving tube 131 Provided with internal thread, for coordinating with the screw thread of machine shaft 112, in addition, the second end of driving tube 131 is additionally provided with gag lever post 131a。

Positioning ball bearing assembly 161 applied to the drive device also includes another positioning ball bearing 161a, the place kick Bearing 161a is arranged at machine shaft 112 close to one end of motor body 111, it will be understood that two positioning above and below ball bearing 161a It is oppositely arranged, it is advantageously ensured that the transmission between machine shaft 112, driving tube 131 and connector 132 is entered in positive vertical direction OK, it is to avoid transmission is stuck；Meanwhile, it is arranged such, also the transmission of machine shaft 112 can be made more smoothly.

Object to be drawn in is by taking blade 3 as an example, and the course of work that constructive embodiment is drawn in the folding in is specially：Reducing motor 11 Motor rotating shaft 112 is rotated forward, and machine shaft 112 drives axial direction of the driving tube 131 along machine shaft 112 to do close subtract The motion of speed motor 11, because driving tube 131 is fixedly connected with connector 132, therefore, driving tube 131 applies to connector 132 One downward pulling force, now the thrust ball bearing 162a on the upside of clamping boss 132c meets with stresses, and pulls the edge of adaptor 15 The axial downward movement of driving tube 131, lever piece 14 is connected one end with adaptor 15 and moved relatively downward, away from the one end of connector 15 That is one end relative upward movement of fixed blades 3, blade 3 completes the gathering of blade 3 from deployed condition to rounding state transition Journey.

Conversely, the motor rotating shaft 112 of reducing motor 11 is rotated backward, machine shaft 112 drives driving tube 131 along electricity The motion away from reducing motor 11 is done in the axial direction of machine rotating shaft 112, because driving tube 131 is fixedly connected with connector 132, therefore, Driving tube 131 applies a upward thrust to connector 132, and now the thrust ball bearing 162a on the downside of clamping boss 132c is held By stress, and promote adaptor 15 moved axially upward along driving tube 131, lever piece 14 and adaptor 15 connection one end it is relative to Upper motion, is that the one end of fixed blades 3 is moved relatively downward away from the one end of connector 15, and blade 3 is from rounding state to deployed condition Transition, completes the expansion process of blade 3.

Reference picture 13, to Figure 15, is that the utility model second embodiment folds the schematic diagram for drawing structure in, it is real with first It is only that the structure of drive device is different in place of the difference for applying example, drive device includes a pull-push piece 7 and a reclining device 6, pushes away Draw piece 7 is fixedly connected on driving tube 131, and is slidably connected to reclining device 6.

Specifically, reclining device 6 verts part 64, one first motor 61, a cross bar 63 and two first installing plates including one 65, the first motor 61 is arranged between one end of two first installing plates 65, and the first motor 61 includes setting in a rotating shaft 62, rotating shaft 62 Be equipped with screw thread, cross bar 63 is arranged in rotating shaft 62, and can under the driving of the first motor 61 along rotating shaft 62 axial movement, cross bar 63 two ends are held on the part 64 that verts, can be with during make it that cross bar 63 is axially moved under the driving of the first motor 61 along rotating shaft 62 Drive vert part 64 realize vert.

The part 64 that verts includes two rotor plates, a rotary shaft 66 and an installation portion (not shown), and the installation portion is used to pacify The fixed propeller dynamical system of dress, two rotor plates are downwardly extending by the relative both sides of installation portion, and rotary shaft 66 is connected to two Rotor plate simultaneously stretches out through rotor plate, and the part 64 that verts is rotationally connected with two first installing plates 65 by rotary shaft 66. Two first installing plates 65 are provided with the first chute 651 away from the one end of the first motor 61, and the two ends of the pull-push piece 7 are individually fixed in In first chute 651 of two first installing plates 65, and it can be slided in the first chute 651, the first chute 651 is slided for circular arc Groove.Preferably, the installation portion, rotor plate and rotary shaft 66 are integrally formed.

The rotor plate includes the first connecting plate 641 and the second connecting plate 642, the first connecting plate 641 and the second connecting plate 642 intersection is that rotary shaft 66 is worn at rotor plate, namely the second connecting plate 642 is arranged at rotary shaft 66 and the installation Between portion, the relative non-rectilinear of second connecting plate 642 of the first connecting plate 641, extend at an angle, in the present embodiment, first connects The angle of the connecting plate 642 of fishplate bar 641 and second is obtuse angle.First connecting plate 641 is provided with the 3rd chute 641a, the 3rd chute From top to bottom downside extends 641a forward, and what the two ends of cross bar 63 were slided is held in the 3rd chute 641a, and the second connecting plate 642 is set Slideway 642a is equipped with, the two ends of pull-push piece 7 pass through slideway 642a and are slidably connected to the first chute 651 of two first installing plates 65 It is interior.

The both ends of cross bar 63 are also outward extended with a projection 631, every one first installing plate 65 respectively offers correspondence Second chute 652 of projection 631, the second chute 652 is horizontally extending, and projection 631 is plugged in the second chute 652, and It is slidably matched with it.Cross bar 63 is driven in the 3rd it is appreciated that being arranged such that and can be rotated by the rotating shaft 62 of the first motor 61 Slide in chute 641a, meanwhile, projection 631 is slided in the second chute 652, so as to realize the downside or backward forward of part 64 of verting Vert upside.It should be noted that the design not limited to this, in other embodiment, also may be used between cross bar 63 and the part 64 that verts It is pivotally connected by other means.

Reference picture 15, pull-push piece 7 includes slide-bar 71 and axle sleeve 72, axle sleeve 72 in one inverse-T-shaped, including a horizontal central siphon and In the middle part of horizontal central siphon and perpendicular to the vertical central siphon of horizontal central siphon, vertical central siphon at least partially hollow tubular, and inwall Internal thread is provided with, the end of driving tube 131 second, which is downwardly extending in threaded post, threaded post, sets external screw thread, to realize drive Dynamic pipe 131 is fixedly connected with pull-push piece 7, and horizontal central siphon is hollow tubular structure, and slide-bar 71 is worn outside horizontal central siphon, slide-bar 71 The two ends for being exposed to horizontal central siphon have each extended over convex portion 711, and convex portion 711 is inserted in the first chute 651, and is slidably matched with it. It is appreciated that being arranged such that can drive the convex portion 711 of pull-push piece 7 to be transported in the first chute 651 by verting for the part 64 that verts It is dynamic, so as to drive actuator to move up and down.It should be noted that the design not limited to this, in other embodiment, pull-push piece 7 It can be also pivotally connected by other means with the first installing plate 65.

Reference picture 13, reclining device 6 also includes the first block piece 68 and the second block piece 67, the first block piece 68 and the second block piece 67 Two first installing plates 65 are fixedly connected on, the part 64 that verts drives erecting bed to be verted between vertical position and horizontal level, when inclining When turning part 64 and verting to vertical position, the second connecting plate 642 abuts the first block piece 68, and when verting, part 64 is rocked to horizontal level When, the second connecting plate 642 abuts the second block piece 67.It is appreciated that being arranged such, verting for reclining device 6 can be effectively limited Angle, and it is automatically maintained at the state.It should be noted that the design not limited to this, in other embodiment, vert dress Put 6 to be not limited solely to rotate between horizontally and vertically, can also answer user's request, rotate other angles.

Object to be drawn in is by taking blade 3 as an example, and the course of work that constructive embodiment is drawn in the folding in is specially：First motor 61 Drive shaft 62 is rotated forward, and rotating shaft 62 drives cross bar 63 to be moved vertically to away from the direction of the first motor 61, due to cross bar 63 The first connecting plate 641 of the part 64 that verts is held on, then in the motion process of cross bar 63, part 64 applies a thrust to verting, and makes The part 64 that verts is changed from horizontal attitude to perpendicular attitude, during verting herein, and verting for the part 64 that verts applies to pull-push piece 7 Power, makes pull-push piece 7 from the bottom of the first chute 651 in the first installing plate 65 along the upward sliding of the first chute 651, then push-and-pull Part 7 applies the thrust along the axial direction of driving tube 131 to driving tube 131, is delivered to connector 132 via driving tube 131, now Thrust ball bearing 162a on the downside of clamping boss 132c meets with stresses, and promotes adaptor 15 to be transported axially upwards along driving tube 131 Dynamic, lever piece 14 is connected one end relative upward movement with adaptor 15, is one end phase of fixed blades 3 away from the one end of connector 132 To moving downward, blade 3 is from rounding state to deployed condition transition, the motion and the motion for the part 64 that verts of this process erecting bed 12 It is consistent.

Conversely, the drive shaft 62 of the first motor 61 is rotated backward, rotating shaft 62 drives cross bar 63 vertically to close to the first electricity The direction of machine 61 is moved, because cross bar 63 is held on the first connecting plate 641 of the part 64 that verts, then right in the motion process of cross bar 63 The part 64 that verts applies a pulling force, and the part 64 that makes to vert is changed from perpendicular attitude to horizontal attitude, and during verting herein, vert part 64 vert to the applying power of pull-push piece 7, makes pull-push piece 7 at the top of the first chute 651 in the first installing plate 65 along first The slide downward of chute 651, then pull-push piece 7 is to one pulling force along the axial direction of driving tube 131 of application of driving tube 131, via driving tube 131 are delivered to connector 132, and now the thrust ball bearing 162a on the upside of clamping boss 132c meets with stresses, and pulls adaptor 15 are connected one end with adaptor 15 and move relatively downward along the axial downward movement of driving tube 131, lever piece 14, away from connector 132 one end are one end relative upward movement of fixed blades 3, and blade 3 is from deployed condition to rounding state transition, this process erecting bed 12 motion and the motion for the part 64 that verts is consistent.

Reference picture 16 is to Figure 19, and the utility model also proposes a kind of rotor power component, and the rotor power component includes oar Structure 1 is drawn in leaf 3, the second motor 2 and folding in, and blade 3 is part to be drawn in, and the concrete structure ginseng of structure 1 is drawn in the folding in According to first embodiment, because this rotor power component employs whole technical schemes of above-mentioned all embodiments, therefore at least have All beneficial effects that the technical scheme for having above-described embodiment is brought, this is no longer going to repeat them.

Reference picture 17, the second motor 2 includes rotor 21 and stator 22, and erecting bed 12 is fixedly connected on rotor 21, fixed Mode can be welding, screwing etc., and blade 3 is fixed on the fixing end of lever piece 14, and opposing levers part 14 is not rotatable. The rotating shaft of second motor 2 is hollow tubular, and actuator 13 is arranged in the rotating shaft of the second motor 2.

Further, reference picture 18, in order to realize accuracy that blade 3 is folded and deployed, the rotor power component is also wrapped A connection sleeve pipe 4 is included, connection sleeve pipe 4 includes Part I and Part II, and Part I and Part II are symmetrical arranged, and knot Structure mirror image each other, by taking Part I as an example, Part I includes substrate 41 and from the vertically extending half circular sleeve 42 of substrate 41, The substrate 41 and Part II substrate 41 of Part I constitute pedestal；The half circular sleeve 42 of Part I and Part II is surrounded Form a space for housing driving tube 131.It is appreciated that connection sleeve pipe 4 to be set to two parts of split vertically, be conducive to Dismounting between connection sleeve pipe 4 and driving tube 131.It should be noted that the design not limited to this, in other embodiment, no In the case of considering the dismounting convenience between connection sleeve pipe 4 and driving tube 131, connection sleeve pipe 4 is alternatively and is integrally formed setting.

Further, screwed hole is provided with substrate 41, the stator 22 for substrate 41 to be fixedly installed in the second motor 2 On.It should be noted that the design not limited to this, it can also be used to fixing the provided with other in other embodiment, on substrate 41 The structure of the stator 22 of two motors 2.

It is provided with spacing hole 421 in the half circular sleeve 42 of Part I, spacing hole 421 is used for the with driving tube 131 The gag lever post 131a of one end coordinates, and gag lever post 131a is moved with the motion of actuator 13 in spacing hole 421.Work as gag lever post When 131a is located at the bottom of spacing hole 421, blade 3 is in rounding state, conversely, when gag lever post 131a is in spacing hole 421 It is topmost that blade 3 is in deployed condition.Further, reference picture 17, the rotor power component also includes a mounting seat 5, peace Dress seat 5 is used to install fixed reducing motor, and the stator 22 of the second motor 2 is fixed in mounting seat 5.

Driving tube 131 is arranged in connection sleeve pipe 4, connection sleeve pipe 4 and the driving tube 131 are further disposed upon described the In the rotating shaft of two motors 2, the space shared by labyrinth is further reduced.

Reference picture 20 and Figure 21, the utility model also provide another rotor power component, and the rotor power component includes Structure 1 is drawn in blade 3, the second motor 2 and folding in, and blade 3 is part to be drawn in, and the real for second of structure 1 is drawn in the folding in Apply the folding described in example and draw structure in.

Second motor 2 is arranged on the installation portion for the part 115 that verts, and the second motor 2 includes rotor 21 and stator 22, erecting bed 12 are fixedly connected on rotor 21, and fixed form can be welding, screwing etc..The rotating shaft of second motor 2 is hollow tubular, Actuator 13 is arranged in the rotating shaft of the second motor 2.

Rotor power component also includes a connection sleeve pipe 4, and driving tube 131 is housed and is arranged in the connection sleeve pipe, with more The connection of driving tube 131 and connector 132 is protected well, it is to avoid it is collided with by the external world.Driving tube 131 is arranged at connection sleeve pipe 4 is interior, connection sleeve pipe 4 is further disposed upon in the rotating shaft of second motor 2 with the driving tube 131, further reduces multiple Space shared by miscellaneous structure.

The utility model also proposes a kind of tiltrotor, and tiltrotor includes fuselage and multiple rotor power components, Rotor power component is any one of above two rotor power component, because this tiltrotor employs above-mentioned all realities Whole technical schemes of example, therefore all beneficial effects that at least technical scheme with above-described embodiment is brought are applied, herein No longer repeat one by one.

In the present embodiment, tiltrotor is located at the front portion of fuselage provided with four rotor power components, two of which, in addition Two rear portions located at fuselage.It should be noted that the design not limited to this, in other embodiment, rotor power component Five, six etc. can be provided with, other modes can be also used in the arrangement on fuselage.

Compared with prior art, folded the utility model proposes one kind and draw structure in, can be used for the folding for realizing blade Overlapping is held together, and by the rotating of the rotating shaft of motor, drives the close and remote of driving tube, so that band follower link, switching successively The up and down motion of part, then the gathering and expansion of blade are realized based on lever principle, the folding and retraction of blade is realized, in addition, driving The bearing assembly for ensureing both stable transmissions is additionally provided between moving part and adaptor；The utility model is applied particularly to vert Gyroplane, two rotor power components in gyroplane fuselage rear are under fixed-wing state during flight, and the folding of blade makes Windage parallel with the length direction of the blade, greatly reducing is conducive to extending the continuous of unmanned vehicle by the direction of air-flow ETS estimated time of sailing.

Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, It is every utility model of the present utility model design under, the equivalent structure made using the utility model specification and accompanying drawing content Conversion, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.

Claims (10)

1. one kind fold draw in structure, it is characterised in that including a drive device, an erecting bed, an adaptor, an actuator with And multiple lever pieces, first end that multiple lever pieces include being oppositely arranged, the second end and connect the first end and the The connecting portion at two ends, and be rotatably arranged in by the connecting portion on the erecting bed, described lever piece one end rotates connection In the adaptor, the other end is connected part to be drawn in, and the adaptor includes bearing assembly, and passes through the bearing assembly It is connected to the actuator, the drive device drives the actuator to be driven along the actuator axially adjacent to or away from described Dynamic device, makes the lever piece realize lever action by the adaptor, so as to realize the gathering of part to be drawn in and/or open Open.

2. as claimed in claim 1 fold draws structure in, it is characterised in that the actuator includes the drive being mutually permanently connected Dynamic pipe and connector, the driving tube are fixedly connected away from described connector one end with the drive device, and the connector leads to Cross bearing assembly and be connected to the adaptor.

3. as claimed in claim 2 fold draws structure in, it is characterised in that the connector includes a clamping boss, described The connector is separated to form relative upper and lower end by clamping boss, and the bearing assembly includes thrust ball bearing group Part and positioning ball bearing assembly, the thrust ball bearing component are arranged at the connector upper end, the place kick bearing group Part is arranged at the connector bottom.

4. as claimed in claim 3 fold draws structure in, it is characterised in that the positioning ball bearing assembly includes at least one Ball bearing is positioned, the bottom of the connector includes the threaded portion and an optical axis portion that coordinate with driving pipe screw thread, described fixed Position ball bearing is arranged at the optical axis portion of connector bottom, inner ring of the optical axis portion through the positioning ball bearing.

5. as claimed in claim 3 fold draws structure in, it is characterised in that the adaptor is hollow cylindrical configuration, including One through hole, inwall of the through hole away from described erecting bed one end radially extends to form an annular boss, in the annular boss Between be provided with the perforation passed through for the connector upper end.

6. as claimed in claim 5 fold draws structure in, it is characterised in that the thrust ball bearing component includes two thrusts Ball bearing, the upper end of the connector wears two thrust ball bearings so that two thrust ball bearings are anchored on the connector Upper end, two thrust ball bearings are respectively arranged at the both sides of the annular boss.

7. as claimed in claim 1 fold draws structure in, it is characterised in that the erecting bed includes an installing plate and multiple Installed part, the installed part extends perpendicularly outward to be formed from the installing plate；The installed part forms one group, the two of every group two-by-two A holding tank is formed between individual installed part, the connecting portion of the lever piece rotates the connection holding tank.

8. as claimed in claim 1 fold draws structure in, it is characterised in that the drive device is a reducing motor, described Machine shaft is threadedly coupled with the actuator；Or

The drive device includes：

One pull-push piece, is fixedly connected with the actuator；And

One reclining device, including two first installing plates, one vert part, one first motor and a cross bar, first motor is installed Between the first installing plate described in two, first motor includes rotating shaft, and the cross bar is matched somebody with somebody with the shaft thread and merges clamping In the part that verts, first motor drives part realization of being verted described in the cross bar along rotating shaft axial movement drive to incline Turn, the first installing plate described in two is provided with one first chute away from described first motor one end, and the part that verts is provided with a slideway, institute The two ends for stating pull-push piece are each passed through the slideway and are slidably connected in first chute.

9. a kind of rotor power component, it is characterised in that draw structure, the folding in including the second motor, blade and folding Draw structure in and draw structure in for the folding as described in claim 1 to 8 any one.

10. a kind of tiltrotor, it is characterised in that including fuselage and rotor power component as claimed in claim 9.