CN205396535U - Three rotor owner propeller hubs of unmanned helicopter - Google Patents
Three rotor owner propeller hubs of unmanned helicopter Download PDFInfo
- Publication number
- CN205396535U CN205396535U CN201620149301.5U CN201620149301U CN205396535U CN 205396535 U CN205396535 U CN 205396535U CN 201620149301 U CN201620149301 U CN 201620149301U CN 205396535 U CN205396535 U CN 205396535U
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- inclinator
- oar
- tiltcdup
- rotor
- connecting rod
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Abstract
The utility model discloses a three rotor owner propeller hubs of unmanned helicopter, three rotor owner propeller hubs include: connecting rod under main shaft, the quiet dish of tiltcdup, well antithetical couplet, tiltcdup driving disk, oar clamp, bulb connecting rod, rocker -arm link, tiltcdup bearing, company's axle piece and the quiet dish, the top of main shaft is equipped with well antithetical couplet, well UNICOM crosses a plurality of even axle pieces and carries out the link pack with every cross axle respectively, it presss from both sides to assemble an oar on every cross axle respectively, the oar clamp is used for installing helicopter rotor, every oar is equipped with rocker -arm link respectively on pressing from both sides the rocking arm, is used for installing following tiltcdup the lower extreme of main shaft is equipped with tiltcdup driving disk and the quiet dish of tiltcdup, quiet set of internal rigging of tiltcdup has the tiltcdup bearing, tiltcdup driving disk one -tenth triangle -shaped, the other linkage ball connecting rod of the three minute of tiltcdup driving disk, bulb connecting rod presss from both sides the rocking arm with the oar and is connected, and the main shaft drives the oar and presss from both sides rotatoryly, drives the rotation of tiltcdup driving disk to control pitch changes the helicopter gesture.
Description
Technical field
This utility model relates to three rotor main hub of a kind of aviation aircraft technical field, particularly a kind of depopulated helicopter.
Background technology
Depopulated helicopter is generally used for aviation target, battlefield investigation, injures the military mission such as assessment, target guide, simultaneously can be used for the non-military task such as flight test, aerial mapping.Relatively fixed wing airplane, depopulated helicopter has the functions such as hovering, VTOL, it is possible to perform task more flexibly.Owing to the rotor load of depopulated helicopter is limited, therefore the flight efficiency of depopulated helicopter is had considerable influence by rotor quantity.
When identical power system, the power of depopulated helicopter relies primarily on rotor and provides, and the load of lifting airscrew own is limited.
Thus, it is desirable to have three rotor main hub of a kind of depopulated helicopter can overcome or at least alleviate the drawbacks described above of prior art.
Utility model content
Technical problem to be solved in the utility model is in that to overcome the defect existed in above-mentioned prior art, and provides three rotor main hub of a kind of depopulated helicopter.
For solving above-mentioned technical problem, three rotor main hub of a kind of depopulated helicopter of the present utility model, including: the quiet dish of main shaft, inclinator, middle, inclinator Moving plate, oar folder, ball head connecting rod, rocker-arm link, inclinator bearing, connecting shaft block and quiet dish lower link；The top of described main shaft is equipped with described middle, described middle UNICOM crosses multiple connecting shaft block and is attached assembling respectively with each transverse axis, described each transverse axis assembles an oar folder respectively, described oar folder is used for installing lifting airscrew, described each oar folder rocking arm is respectively fitted with rocker-arm link, it is used for following inclinator is installed, inclinator Moving plate and the quiet dish of inclinator it is equipped with in the lower end of described main shaft, the quiet dish mounted inside of described inclinator has inclinator bearing, inclinator Moving plate triangularity, three angles of described inclinator Moving plate connecting ball head connecting rod respectively, ball head connecting rod presss from both sides rocking arm with oar and is connected, main shaft drives oar folder to rotate, inclinator Moving plate is driven to rotate, thus the controlled pitch of screws, change helicopter attitude.
Preferably, the axle of described each transverse axis is installed the oar pad sheet of two millimeters.
Preferably, the top and bottom of described oar folder sheathed two symmetrical copper sheathings respectively, described copper sheathing is used for cross-under pin, installs lifting airscrew.
Preferably, described connecting shaft block is identical with the quantity of transverse axis, and the quantity of described connecting shaft block and transverse axis is three.
This utility model provides three rotor main hub of a kind of depopulated helicopter, and three rotor main hub of described depopulated helicopter have the advantages that
1) three rotor main hub have bigger lift compared with DCB Specimen, and the transmission efficiency of unmanned plane is higher, and the load-carrying of helicopter own is bigger；
2) devise more adapt to three rotors wave mechanism so that reliability increases, and the helicopter life-span is longer；
3) structural design simplified makes the structural design at paddle structure place of winner be optimised, and alleviates the architecture quality of main oar propeller hub part, and connection reliability is strengthened, and is the prioritization scheme of main oar transmission.
Accompanying drawing illustrates:
Fig. 1 is the schematic front view of three rotor tail-rotor hub structures of depopulated helicopter.
Fig. 2 is the schematic side view that the main schematic diagram dextrorotation of three rotor tail-rotor hub structures of the depopulated helicopter of Fig. 1 turn 90 degrees.
Fig. 3 is the oar folder direction schematic diagram of three rotor tail-rotor hub structures of depopulated helicopter.
Fig. 4 is the schematic top plan view of three rotor tail-rotor hub structures of depopulated helicopter.
Fig. 5 is the elevational schematic view of three rotor main hub structures of depopulated helicopter.
Fig. 6 is the schematic perspective view of three rotor tail-rotor hub structures of depopulated helicopter.
Detailed description of the invention:
For the purpose making this utility model implement, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is further described in more detail.In the accompanying drawings, same or similar label represents same or similar element or has the element of same or like function from start to finish.Described embodiment is a part of embodiment of this utility model, rather than whole embodiments.The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to be used for explaining this utility model, and it is not intended that to restriction of the present utility model.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that restriction to this utility model protection domain
Three rotor main hub of the depopulated helicopter according to this utility model one broad embodiment include: the quiet dish of main shaft, inclinator, middle, inclinator Moving plate, oar folder, ball head connecting rod, rocker-arm link, inclinator bearing, connecting shaft block and quiet dish lower link；The top of described main shaft is equipped with described middle, described middle UNICOM crosses multiple connecting shaft block and is attached assembling respectively with each transverse axis, described each transverse axis assembles an oar folder respectively, described oar folder is used for installing lifting airscrew, described each oar folder rocking arm is respectively fitted with rocker-arm link, it is used for following inclinator is installed, inclinator Moving plate and the quiet dish of inclinator it is equipped with in the lower end of described main shaft, the quiet dish mounted inside of described inclinator has inclinator bearing, inclinator Moving plate triangularity, three angles of described inclinator Moving plate connecting ball head connecting rod respectively, ball head connecting rod presss from both sides rocking arm with oar and is connected, main shaft drives oar folder to rotate, inclinator Moving plate is driven to rotate, thus the controlled pitch of screws, change helicopter attitude.
As shown in figures 1 to 6, three rotor tail-rotor hubs of depopulated helicopter include: main shaft 1, the quiet dish 2 of inclinator, connecting rod 3 on quiet dish, middle 4, inclinator Moving plate 5, oar folder connecting rod 6, first oar folder 7, second oar folder 8, electricity ring nut 9, propeller hub cover 10, first ball head connecting rod 11, second ball head connecting rod 12, first connecting rod bearing 13, second connecting rod bearing 14, oar folder copper sheathing 15, rocker-arm link 16, first oar pad sheet 17, second oar pad sheet 18, 3rd oar pad sheet 19, inclinator bearing 20, connecting shaft block 21, rotate axle copper sheathing 22, wave gasoline pipe 23 and quiet dish lower link 24.
nullMain shaft 1 top is equipped with middle 4，Middle UNICOM crosses connecting shaft block 21 and is linked and packed with transverse axis，Transverse axis axle is respectively mounted the first oar pad sheet 17 of two millimeters、Second oar pad sheet 18 and the 3rd oar pad sheet 19，Transverse axis assembles three oar folders 7 respectively，The top and bottom of oar folder 7 are respectively arranged with two symmetrical oar folder copper sheathings 15，Oar folder copper sheathing 15 is used for cross-under pin，Lifting airscrew is installed，The rocking arm of oar folder 7 is equipped with rocker-arm link 16 for installing following inclinator，Assemble inclinator Moving plate 5 and the quiet dish 2 of inclinator in main shaft 1 lower end simultaneously，The mounted inside of the quiet dish 2 of inclinator has inclinator bearing 20，Inclinator Moving plate 5 connects the first ball head connecting rod 11 and the second ball head connecting rod 12 respectively，First ball head connecting rod 11 and the second ball head connecting rod 12 press from both sides rocking arm with oar and are connected，Main shaft 1 drives oar folder to rotate，Inclinator Moving plate 5 is driven to rotate.Thus the controlled pitch of screws, change helicopter attitude.
In small-sized depopulated helicopter designs, apply above-mentioned technology so that the main hub structure in this aircraft is greatly simplified than ever, and in manufacturing process, installation process can shorten, and matching relationship is easier to assemble.In full machine, this design makes winner's hub architecture quality alleviate, and trim center of gravity is simpler.In the process of working service, it is more convenient that such design maintenance gets up, it is necessary to the place smearing grease significantly reduces, transmission optimized, and reliability strengthens.
Above embodiment of the present utility model is described in detail, but described content has been only preferred embodiment of the present utility model, it is impossible to be considered for limiting practical range of the present utility model.All equalizations made according to this utility model application range change and improvement etc., all should still belong within patent covering scope of the present utility model.
Claims (4)
1. three rotor main hub of a depopulated helicopter, it is characterised in that including: the quiet dish of main shaft, inclinator, middle, inclinator Moving plate, oar folder, ball head connecting rod, rocker-arm link, inclinator bearing, connecting shaft block and quiet dish lower link；The top of described main shaft is equipped with described middle, described middle UNICOM crosses multiple connecting shaft block and is attached assembling respectively with each transverse axis, described each transverse axis assembles an oar folder respectively, described oar folder is used for installing lifting airscrew, described each oar folder rocking arm is respectively fitted with rocker-arm link, it is used for following inclinator is installed, inclinator Moving plate and the quiet dish of inclinator it is equipped with in the lower end of described main shaft, the quiet dish mounted inside of described inclinator has inclinator bearing, inclinator Moving plate triangularity, three angles of described inclinator Moving plate connecting ball head connecting rod respectively, ball head connecting rod presss from both sides rocking arm with oar and is connected, main shaft drives oar folder to rotate, inclinator Moving plate is driven to rotate, thus the controlled pitch of screws, change helicopter attitude.
2. three rotor main hub of the depopulated helicopter according to claim 1, it is characterised in that: the oar pad sheet of two millimeters is installed on the axle of described each transverse axis.
3. three rotor main hub of the depopulated helicopter according to claim 1, it is characterised in that: the top and bottom of described oar folder sheathed two symmetrical copper sheathings respectively, described copper sheathing is used for cross-under pin, installs lifting airscrew.
4. three rotor main hub of the depopulated helicopter according to claim 1, it is characterised in that: described connecting shaft block is identical with the quantity of transverse axis, and the quantity of described connecting shaft block and transverse axis is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149301.5U CN205396535U (en) | 2016-02-26 | 2016-02-26 | Three rotor owner propeller hubs of unmanned helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149301.5U CN205396535U (en) | 2016-02-26 | 2016-02-26 | Three rotor owner propeller hubs of unmanned helicopter |
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| Publication Number | Publication Date |
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| CN205396535U true CN205396535U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620149301.5U Active CN205396535U (en) | 2016-02-26 | 2016-02-26 | Three rotor owner propeller hubs of unmanned helicopter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105775123A (en) * | 2016-02-26 | 2016-07-20 | 天峋创新（北京）科技有限公司 | Three-rotor-wing main rotor hub of unmanned helicopter |
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2016
- 2016-02-26 CN CN201620149301.5U patent/CN205396535U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105775123A (en) * | 2016-02-26 | 2016-07-20 | 天峋创新（北京）科技有限公司 | Three-rotor-wing main rotor hub of unmanned helicopter |
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| GR01 | Patent grant |