CN207748018U - A kind of rotor driver for the self-locking that can vert - Google Patents
A kind of rotor driver for the self-locking that can vert Download PDFInfo
- Publication number
- CN207748018U CN207748018U CN201721795286.2U CN201721795286U CN207748018U CN 207748018 U CN207748018 U CN 207748018U CN 201721795286 U CN201721795286 U CN 201721795286U CN 207748018 U CN207748018 U CN 207748018U
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- leading screw
- babinet
- gear
- self
- locking
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Abstract
A kind of rotor driver for the self-locking that can vert of the utility model, including ball-screw actuator etc., ball-screw actuator includes babinet and the first leading screw being arranged in babinet, the first feed screw nut is equipped with by ball sleeve on first leading screw, and first feed screw nut be flexibly connected with the inner wall of babinet, hollow cavity with one end open in first leading screw, the open end of first leading screw is extend out to outside babinet, second leading screw concentric with the first leading screw is provided in hollow cavity, the second feed screw nut is equipped with by ball sleeve on second leading screw, and second feed screw nut is fixedly connected with the open end end face of the first leading screw；It is additionally provided with driving device on babinet, first gear, first gear and the second gear external toothing being fixedly connected on the first feed screw nut end face are provided on the output shaft of the driving device；One end of connecting rod and the external part of the second leading screw are hinged, and one end of the other end and rocking bar is hinged, and the other end of rocking bar and the link being fixedly connected on babinet are hinged.
Description
Technical field
The utility model belongs to tiltrotor technical field, and in particular to a kind of rotor driver for the self-locking that can vert.
Background technology
Tiltrotor is a kind of rotor craft of unique properties.It had both had pure helicopter VTOL and aerial
The ability of hovering, and the ability of the high speed cruise flight with turboprop aircraft.Tiltrotor uses new thinking
Method designs the rotor and total arrangement of helicopter, and design philosophy breached the scope of conventional helicopters, belonged to new principle
Rotor configuration, be Helicopter Technology it is breakthrough, across property development, be helicopter industry carry a revolutionary high-tech,
It is also the inevitable outcome of Helicopter Technology, simultaneously because tiltrotor major accident is frequent, development cost is high, technology is multiple
Miscellaneous and difficulty is big, the lead time is long, also people is caused greatly to dispute on.Nevertheless, since tiltrotor collection goes straight up to function
, research is competitively reinforced in countries in the world in this respect for VTOL and the hot advantage of turboprop aircraft.
Although tiltrotor has the advantages that very much, but make a general survey of present Research both domestic and external, tiltrotor still has
Many technologies are immature, need to carry out in-depth study in many fields.Such as in terms of aerodynamic interference, rotor, nacelle and machine
All there is many to be resolved for dynamics aspect, flight control system aspect and rotor design of wing coupled system etc.
Problem.The wherein dynamics research of rotor, nacelle and wing coupled system can be not only the dynamics for improving tiltrotor
Stability is layed foundation, and more accurate controlled device can also be provided for flight control system.Therefore it verted to tiltrotor
The dynamics research of journey can be described as a significant basic research in tiltrotor field.Tilting rotor function is completed
All tasks that helicopter can be done, due to the advantages that its speed is fast, voyage is remote, payload is larger, it is especially suitable
It closes and executes soldiers/equipment assault transport, fight search and rescue, special operations, logistics support, medical treatment recession, antisubmarine etc.
Task.
In airplane design, many executing agencies need certain mobile elements of technique relative to other mobile reaction members
Element.The impulsion aircraft of such use example routine fixed-wing wing flap.For aircraft in any environment, executing agency is ideal
In the case of be very reliable, lightweight is compact, and desired minimum energy input driving, other requirements.
Utility model content
The purpose of this utility model is to provide a kind of rotor drivers for the self-locking that can vert.
What the utility model adopts the following technical solution to realize：
A kind of rotor driver for the self-locking that can vert, including ball-screw actuator, connecting rod, rocking bar and link；Wherein,
Ball-screw actuator includes babinet and the first leading screw being arranged in babinet, passes through ball sleeve on the first leading screw
Equipped with the first feed screw nut, and the first feed screw nut is flexibly connected with the inner wall of babinet, has one end open in first leading screw
Hollow cavity, the open end of the first leading screw extend out to outside babinet, and concentric with the first leading screw is provided in hollow cavity
Two leading screws are equipped with the second feed screw nut, and the opening of second feed screw nut and the first leading screw on the second leading screw by ball sleeve
End end face is fixedly connected；
Be additionally provided with driving device on babinet, be provided with first gear on the output shaft of the driving device, first gear with
The second gear external toothing being fixedly connected on the first feed screw nut end face, and the nominal diameter of first gear is less than the second tooth
The nominal diameter of wheel；
One end of connecting rod and the external part of the second leading screw are hinged, and one end of the other end and rocking bar is hinged, the other end of rocking bar
Hinged with one end of link, the other end of link is fixedly connected on babinet.
The utility model, which further improves, to be, there are two driving devices for setting on babinet, and in two driving devices
It is lower to be symmetrical arranged, it is provided with first gear on the output shaft of each driving device.
The utility model, which further improves, to be, driving device is hydraulic motor or motor.
The utility model, which further improves, to be, first gear is arranged by key on the output shaft of driving device.
The utility model, which further improves, to be, axle sleeve and cylindrical roller are set with from the inside to the outside on the first feed screw nut
The baffle ring of restricted axle sleeve and cylinder roller bearing axial movement is arranged on the first feed screw nut other end for bearing.
The utility model, which further improves, to be, one end of connecting rod is cut with scissors by the external part of the first axis pin and the second leading screw
It connects, the other end is hinged by one end of the second axis pin and rocking bar, one end that the other end of rocking bar passes through third axis pin and link
It is hinged.
The utility model, which further improves, to be, the transmission ratio of first gear and second gear is 1：4.
The utility model has following beneficial technique effect：
It is provided by the utility model to realize that tilting rotor surrounds the system that wing can rotate freely, the first aspect
It is to drive pinion rotation, pinion gear to drive the canine tooth rotation being fixed on big nut by the driving device being fixed on babinet
Dynamic, two-stage synchronization telescope may be implemented in two level leading screw under the promotion of nut, and has certain self-lock ability.The second aspect is
Ball-screw actuator moves in a straight line, by connecting rod so that the rocking bar being fixed on wing rotates, to drive tilting wing
Rotation, this four-bar linkage structure simple and compact, movement is reliable, and meets minimum energy input driving.
Description of the drawings
Fig. 1 be the utility model can vert self-locking rotor driver front view；
Fig. 2 is connecting rod front view；
Fig. 3 is connecting rod cross-sectional view；
Fig. 4 is rocking bar front view；
Fig. 5 is rocking bar cross-sectional view.
In figure：The first hex-head nuts of 1-, the first gaskets of 2-, the first hexagon-headed bolts of 3-, 4- babinets, 5- hydraulic motors,
The second hex-head nuts of 6-, the second gaskets of 7-, the second hexagon-headed bolts of 8-, the first leading screws of 9-, 10- first gears, 11- second
Gear, the first feed screw nuts of 12-, 13- cylinder roller bearings, 14- third gaskets, 15- third hexagon-headed bolts, 16- second
Thick stick nut, the 4th gaskets of 17-, the 4th hexagon-headed bolts of 18-, the second leading screws of 19-, the first axis pins of 20-, 21- connecting rods, 22- second
Axis pin, 23- rocking bars, 24- links, 25- third axis pins, 27- split pins.
Specific implementation mode
The utility model is made further instructions below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, the rotor driver of a kind of self-locking that can vert provided by the utility model, including ball wire
Thick stick actuator, connecting rod 21, rocking bar 23 and link 24.
Wherein, ball-screw actuator includes babinet 4 and the first leading screw 9 being arranged in babinet 4, on the first leading screw 9
The first feed screw nut 12 is housed by ball sleeve, and the first feed screw nut 12 is flexibly connected with the inner wall of babinet 4, first leading screw
Hollow cavities with one end open, the open end of the first leading screw 9 are extend out to outside babinet 4 in 9, are provided in hollow cavity and the
The second concentric leading screw 19 of one leading screw 9 is equipped with the second feed screw nut 16, and this second on second leading screw 19 by ball sleeve
Thick stick nut 16 is fixedly connected with the open end end face of the first leading screw 9；It is additionally provided with driving device on babinet 4, the driving device
First gear 10, first gear 10 and the second tooth being fixedly connected on 12 end face of the first feed screw nut are provided on output shaft
11 external toothings are taken turns, and the nominal diameter of first gear 10 is less than the nominal diameter of second gear 11；One end of connecting rod 21 and second
The external part of leading screw 19 is hinged, and one end of the other end and rocking bar 23 is hinged, and the other end of rocking bar 23 is cut with scissors with one end of link 24
It connects, the other end of link 24 is fixedly connected on babinet 4.
Specifically, hydraulic motor 5 passes through the second hexagon-headed bolt 8, the second hex-head nut 6 and the second gasket 7 and case
Body 4 is fixedly connected, and the first leading screw 9 is fixed by the 4th hexagon-headed bolt 18 and the 4th gasket 17 and the second feed screw nut 16.The
One feed screw nut 12 is flexibly connected with babinet 7 by cylinder roller bearing 13, and passes through axle sleeve, third hexagon-headed bolt 15,
Three gaskets 14, baffle ring and 13 inner ring of cylinder roller bearing are mutually fixed.
Second leading screw 19 is connected with connecting rod 21 by the first axis pin 20, and connecting rod 21 is connected by the second axis pin 22 with rocking bar 23
It connects, rocking bar 23 is connected by third axis pin 25 with link 24, and link 24 and babinet 4 pass through the first hexagon-headed bolt 3, the
One hex-head nut 1 is fixedly connected with the first gasket 2, and is provided with split pin on third axis pin 25.When ball-screw actuator
When flexible, third axis pin 25 of the rocking bar 23 on link 24 is driven to rotate by connecting rod 21.Double leval jib reliable transmission
Height, and rotating torque is big.
Link 24 is relatively fixed with tiltrotor wing by bolt and nut, and rocking bar 23 is opposite with tiltrotor solid
Fixed, when ball-screw stretches, connecting rod drives rocking bar to be secured around the relative rotation of the link on wing, verts to realize
The rotation of gyroplane different angle.
Connecting rod and rocking bar all use cross reinforcing plate structure, meet Structural strength calls, while also complying with light weight, structure
Simply, the high requirement of reliability.
In order to further understand the utility model, now its operation principle is made as described below.
When work, two hydraulic motors 5 drive first gear 10 to rotate, and first gear 10 is simultaneously engaged with second gear 11, the
Two gears 11 are bolted with the first feed screw nut 12, are formed first gear 3 and are driven second gear 11 and the first leading screw spiral shell
The effect that mother 12 rotates together.First feed screw nut 12 and the first leading screw 9, which are formed, to be relatively moved, when the first leading screw 9 is travelled to most
When big active length, the second leading screw 19 start it is overhanging, until ball-screw actuator reaches maximum functional length.It may be implemented to tie
The features such as structure is compact, and expansion and contraction is big, self-locking meets the needs of tiltrotor different flight state.
Claims (7)
1. a kind of rotor driver for the self-locking that can vert, which is characterized in that including ball-screw actuator, connecting rod (21), rocking bar
(23) and link (24)；Wherein,
Ball-screw actuator includes the first leading screw (9) of babinet (4) and setting in babinet (4), is led on the first leading screw (9)
It crosses ball sleeve and the first feed screw nut (12) is housed, and the first feed screw nut (12) is flexibly connected with the inner wall of babinet (4), this first
Hollow cavity with one end open in leading screw (9), the open end of the first leading screw (9) extend out to babinet (4) outside, in hollow cavity
It is provided with second leading screw (19) concentric with the first leading screw (9), the second leading screw is equipped with by ball sleeve on the second leading screw (19)
Nut (16), and second feed screw nut (16) is fixedly connected with the open end end face of the first leading screw (9)；
Babinet is additionally provided with driving device on (4), and first gear (10), first gear are provided on the output shaft of the driving device
(10) with second gear (11) external toothing for being fixedly connected on the first feed screw nut (12) end face, and first gear (10)
Nominal diameter is less than the nominal diameter of second gear (11)；
One end of connecting rod (21) is hinged with the external part of the second leading screw (19), and one end of the other end and rocking bar (23) is hinged, rocking bar
(23) one end of the other end and link (24) is hinged, and the other end of link (24) is fixedly connected on babinet (4).
2. a kind of rotor driver of self-locking that can vert according to claim 1, which is characterized in that babinet is arranged on (4)
There are two driving device, and two driving device settings symmetrical above and below, the first tooth is provided on the output shaft of each driving device
It takes turns (10).
3. a kind of rotor driver of self-locking that can vert according to claim 1 or 2, which is characterized in that driving device is
Hydraulic motor (5) or motor.
4. a kind of rotor driver of self-locking that can vert according to claim 1, which is characterized in that first gear (10) is logical
Key is crossed to be arranged on the output shaft of driving device.
5. a kind of rotor driver of self-locking that can vert according to claim 1, which is characterized in that the first feed screw nut
(12) axle sleeve and cylinder roller bearing (13) are set on from the inside to the outside, is arranged on the first feed screw nut (12) other end limited
The baffle ring of axle sleeve and cylinder roller bearing (13) axial movement processed.
6. a kind of rotor driver of self-locking that can vert according to claim 1, which is characterized in that one end of connecting rod (21)
Hinged by the external part of the first axis pin (20) and the second leading screw (19), the other end passes through the second axis pin (22) and rocking bar (23)
One end is hinged, and the other end of rocking bar (23) is hinged by one end of third axis pin (25) and link (24).
7. a kind of rotor driver of self-locking that can vert according to claim 1, which is characterized in that first gear (10) with
The transmission ratio of second gear (11) is 1：4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721795286.2U CN207748018U (en) | 2017-12-20 | 2017-12-20 | A kind of rotor driver for the self-locking that can vert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721795286.2U CN207748018U (en) | 2017-12-20 | 2017-12-20 | A kind of rotor driver for the self-locking that can vert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207748018U true CN207748018U (en) | 2018-08-21 |
Family
ID=63150195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721795286.2U Expired - Fee Related CN207748018U (en) | 2017-12-20 | 2017-12-20 | A kind of rotor driver for the self-locking that can vert |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207748018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108033004A (en) * | 2017-12-20 | 2018-05-15 | 长安大学 | One kind rotary wings machine that inclines verts system |
-
2017
- 2017-12-20 CN CN201721795286.2U patent/CN207748018U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108033004A (en) * | 2017-12-20 | 2018-05-15 | 长安大学 | One kind rotary wings machine that inclines verts system |
| CN108033004B (en) * | 2017-12-20 | 2023-11-07 | 长安大学 | Tilting system of tilting wing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180821 Termination date: 20181220 |