CN207961423U - A kind of more rotor gear wheel reversings mechanism and unmanned plane - Google Patents
A kind of more rotor gear wheel reversings mechanism and unmanned plane Download PDFInfo
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- CN207961423U CN207961423U CN201820313553.6U CN201820313553U CN207961423U CN 207961423 U CN207961423 U CN 207961423U CN 201820313553 U CN201820313553 U CN 201820313553U CN 207961423 U CN207961423 U CN 207961423U
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Abstract
The utility model belongs to air vehicle technique field, discloses a kind of more rotor gear wheel reversings mechanism and unmanned plane, more rotor gear wheel reversings mechanism include：Babinet；Gear shaft in the babinet and is provided at least four, and the bevel gear at least four gear shafts engages two-by-two, and each gear shaft stretches out outside the babinet, and the quantity of the gear shaft is even number；Bearing is set on the gear shaft；Bearing block is mounted in the babinet, is used to support the installation bearing.The utility model carries out gear wheel reversing by gear wheel reversing mechanism in more gyroplane bodies, by driving wherein one or two gear shaft to rotate, it is opposite that rotor wing rotation direction adjacent two-by-two in more rotors can be realized, simplify the structure design of conventional gears commutator, alleviate construction weight, transmission efficiency is improved, increases cruise duration, and loading capacity can be increased.
Description
Technical field
The utility model is related to air vehicle technique field more particularly to a kind of more rotor gear wheel reversings mechanism and unmanned planes.
Background technology
With the development of unmanned air vehicle technique, take photo by plane, detect, stability maintenance, investigation, rescue, plant protection etc. embody
Indispensable role, either civilian or military domain all occupy extremely important status.In recent years, more rotors without
There is various styles, the multi-rotor unmanned aerial vehicle of function in the man-machine Developing mainstream for being increasingly becoming unmanned plane field, market.
Most of existing multi-rotor unmanned aerial vehicle is to provide power by motor, but the energy density of battery is well below combustion
Oil, so existing multi-rotor unmanned aerial vehicle exists mostly, loading capacity is small, cruise duration short disadvantage, and these disadvantages seriously restrict
The development of multi-rotor unmanned aerial vehicle.And oil moves more rotors and provides power by internal combustion engine or turbogenerator, due to fuel oil
Energy density is high, so oil moves more rotors and can provide the load-carrying of bigger and longer cruise duration.But the existing dynamic more rotations of oil
The design of wing generally existing is cumbersome, and the disadvantage of gear wheel reversing mechanism complexity not only increases construction weight, but also reduce transmission efficiency.
Utility model content
The purpose of this utility model is to provide a kind of more rotor gear wheel reversings mechanism and unmanned planes, to solve existing more rotations
The gear wheel reversing mechanism of wing unmanned plane has that complicated, construction weight is big.
For this purpose, the utility model uses following technical scheme：
A kind of more rotor gear wheel reversings mechanism, including：
Babinet；
Gear shaft in the babinet and is provided at least four, the bevel gear two at least four gear shafts
Two engagements, each gear shaft stretch out outside the babinet, and the quantity of the gear shaft is even number；
Bearing is set on the gear shaft；
Bearing block is mounted in the babinet, is used to support the installation bearing.
Preferably, there are two the bearing settings, bearing groove is equipped in the both ends of the bearing block, the bearing is set
In in the bearing groove.
Preferably, offering oil seal groove in the bearing block, oil sealing is placed in the oil seal groove, the oil sealing is arranged
On the gear shaft.
Preferably, further including being arranged at the bearing gasket and fat in the bearing block and being set on the gear shaft
Envelope, the bearing gasket are connected on the outer ring of the bearing far from the bevel gear, and the fat envelope is connected to far from the bevel gear
Bearing inner ring on.
Preferably, further including U-shape nut, the U-shape nut is screwed on the gear shaft, and by the bearing gasket,
Bearing far from the bevel gear is fixed in the bearing block.
Preferably, the gear shaft and the bevel gear are integrally formed.
Preferably, oil filler point is arranged on the babinet, the oil filler point screws sealing by bolt.
The utility model also provides a kind of unmanned plane, including above-mentioned more rotor gear wheel reversings mechanism.
Preferably, further including two engines, the output end of two engines is respectively connected to a gear shaft.
The beneficial effects of the utility model：
Gear wheel reversing is carried out in more gyroplane bodies by gear wheel reversing mechanism, by driving wherein one or two gear
Shaft rotation is dynamic, you can realizes rotor wing rotation direction adjacent two-by-two in more rotors on the contrary, simplifying the structure of conventional gears commutator
Design, alleviates construction weight, improves transmission efficiency, increase cruise duration, and can increase loading capacity.
Description of the drawings
Fig. 1 is the sectional view of the utility model more rotor gear wheel reversings mechanism；
Fig. 2 is that the utility model more rotor gear wheel reversings mechanism shows that the structure of the components such as one group of gear shaft, bevel gear is shown
It is intended to；
Fig. 3 is the structural schematic diagram of the bearing block of the utility model more rotor gear wheel reversings mechanism.
In figure：
1, babinet；2, gear shaft；3, bevel gear；4, bearing；5, bearing block；6, oil sealing；7, bearing gasket；8, fat seals；9, U-shaped
Nut；11, oil filler point；51, bearing groove；52, oil seal groove.
Specific implementation mode
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
The utility model provides a kind of more rotor gear wheel reversings mechanism, as shown in Figure 1, more rotor gear wheel reversings mechanism packet
Babinet 1, gear shaft 2, bevel gear 3, bearing 4 and bearing block 5 are included, wherein：
Above-mentioned babinet 1 is circumferential to offer mounting hole (not shown), and said gear axis 2 is threaded through in the mounting hole.
Oil filler point 11 is further opened on babinet 1, which screws sealing by bolt.It, can be to babinet 1 by the oil filler point 11
Interior injection lubricating oil, and realize the exhaust to babinet 1.
Said gear axis 2 is provided at least four, and each gear shaft 2 is respectively connected with bevel gear 3, at least four gear shafts 2
On bevel gear 3 engage two-by-two, each gear shaft 2 stretches out outside babinet 1, and is connected with the rotor of unmanned plane.Said gear axis 2
In at least one gear shaft 2 be used as power input shaft, remaining is driven by power input shaft and intermeshing bevel gear 3
Gear shaft 2 rotates.In the present embodiment, the quantity of said gear axis 2 is even number, and there are four the settings of preferred gear shaft 2, four teeth
Wheel shaft 2 is in 90 ° of settings two-by-two, and one of which gear shaft 2 facing each other is used as power input shaft.It is above-mentioned dynamic in the present embodiment
Power input shaft is rotated by the engine driving of unmanned plane.In the present embodiment, above-mentioned bevel gear 3 is preferably Gleason straight-tooth cone
Gear 3.
In the present embodiment, it is arranged on each gear shaft 2 there are two bearing 4, two bearings 4 are mounted in bearing block 5,
Above-mentioned bearing block 5 then be mounted on babinet 1 mounting hole in, by be arranged bearing block 5, by bearing 4 be supported and fixed on gear shaft 2 with
Between bearing block 5.
Specifically, reference can be made to Fig. 3, set in the both ends of above-mentioned bearing block 5 there are two bearing groove 51, above-mentioned two bearing 4 is each
It is placed in a bearing groove 51,4 one end of one of bearing is connected to the end face of bearing groove 51, and the other end is connected to bevel gear 3.
It is further opened with oil seal groove 52 in bearing block 5, oil sealing 6 is placed in oil seal groove 52, which is set in gear
On axis 2.
In the present embodiment, Fig. 2 is can refer to, 7 He of bearing gasket being set on gear shaft 2 is additionally provided in bearing block 5
Fat envelope 8, above-mentioned bearing gasket 7 is connected on the outer ring of the bearing 4 far from bevel gear 3, and above-mentioned fat envelope 8 is connected to far from bevel gear 3
Bearing 4 inner ring on.By bearing gasket 7 and fat envelope 8, the sealing to 5 inner bearing 4 of bearing block can be realized.
In the present embodiment, U-shape nut 9 has also been screwed on gear shaft 2, the U-shape nut 9 by bearing gasket 7, far from bevel gear
3 bearing 4 is fixed in bearing block 5.
It in the present embodiment, is engaged two-by-two by the way that four bevel gears 3 are arranged, when two wherein opposite gear shafts 2 are as dynamic
When power input shaft, the bevel gear 3 of two gear shafts 2 connection can drive other two bevel gear 3 to rotate, so that other two
The gear shaft 2 that bevel gear 3 connects rotates, to realize the rotor rotational being connect with four gear shafts 2.Due to four 3 liang of bevel gears
Two engagements, also allow for 3 direction of rotation of bevel gear adjacent two-by-two on the contrary, 3 direction of rotation of bevel gear facing each other is identical, into
And it is opposite to realize rotor wing rotation direction adjacent two-by-two.
The utility model also provides a kind of unmanned plane, including above-mentioned more rotor gear wheel reversings mechanism, further includes two hairs
The output end of motivation (not shown), two engines is respectively connected to a gear shaft 2.Specifically, in the present embodiment, it is above-mentioned
The output end of engine is connected to gear shaft 2 by belt and belt pulley, so that four gear shafts 2 can drive respectively
Corresponding bevel gear 3 rotates.
The utility model is rotated, and then band by above-mentioned more rotor gear wheel reversings mechanism by driven by engine gear shaft 2
Dynamic bevel gear 3 rotates, and drives rotor rotational by bevel gear 3.By above structure, the design of traditional commutating structure is simplified,
Original heavy burden is alleviated, and then increases loading capacity.And the unmanned plane of the utility model uses two engines as power
Source, in an engine problem, another can work on, it is ensured that the safety of unmanned plane.
Obviously, above-described embodiment of the utility model is used for the purpose of clearly illustrating the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principle of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (9)
1. a kind of more rotor gear wheel reversings mechanism, which is characterized in that including：
Babinet (1)；
Gear shaft (2) is located in the babinet (1) and is provided at least four, the cone tooth at least four gear shafts (2)
Wheel (3) engages two-by-two, and each gear shaft (2) stretches out the babinet (1) outside, and the quantity of the gear shaft (2) is even number；
Bearing (4) is set on the gear shaft (2)；
Bearing block (5) is mounted in the babinet (1), is used to support the installation bearing (4).
2. more rotor gear wheel reversings mechanism according to claim 1, which is characterized in that there are two bearing (4) settings,
Bearing groove (51) is equipped in the both ends of the bearing block (5), the bearing (4) is placed in the bearing groove (51).
3. more rotor gear wheel reversings mechanism according to claim 2, which is characterized in that offered in the bearing block (5)
Oil seal groove (52), the oil seal groove (52) is interior to be placed with oil sealing (6), and the oil sealing (6) is set on the gear shaft (2).
4. more rotor gear wheel reversings mechanism according to claim 3, which is characterized in that further include being arranged at the bearing
In seat (5) and bearing gasket (7) and the fat envelope (8) that are set on the gear shaft (2), the bearing gasket (7) are connected to separate institute
It states on the outer ring of bearing (4) of bevel gear (3), the fat envelope (8) is connected to the interior of the bearing (4) far from the bevel gear (3)
On circle.
5. more rotor gear wheel reversings mechanism according to claim 4, which is characterized in that further include U-shape nut (9), the U
Type nut (9) is screwed on the gear shaft (2), and the bearing gasket (7), the bearing (4) far from the bevel gear (3) is solid
It is scheduled in the bearing block (5).
6. more rotor gear wheel reversings mechanism according to claim 1, which is characterized in that the gear shaft (2) and the cone
Gear (3) is integrally formed.
7. more rotor gear wheel reversings mechanism according to claim 1, which is characterized in that oiling is arranged on the babinet (1)
Hole (11), the oil filler point (11) screw sealing by bolt.
8. a kind of unmanned plane, which is characterized in that including any more rotor gear wheel reversings mechanisms of claim 1-7.
9. unmanned plane according to claim 8, which is characterized in that further include two engines, two engines
Output end is respectively connected to a gear shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820313553.6U CN207961423U (en) | 2018-03-07 | 2018-03-07 | A kind of more rotor gear wheel reversings mechanism and unmanned plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820313553.6U CN207961423U (en) | 2018-03-07 | 2018-03-07 | A kind of more rotor gear wheel reversings mechanism and unmanned plane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207961423U true CN207961423U (en) | 2018-10-12 |
Family
ID=63741582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820313553.6U Active CN207961423U (en) | 2018-03-07 | 2018-03-07 | A kind of more rotor gear wheel reversings mechanism and unmanned plane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207961423U (en) |
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2018
- 2018-03-07 CN CN201820313553.6U patent/CN207961423U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221008 Address after: 300457 No. 105, Building 9, Zone B3 (formerly Zone 2 of Ronghui Business Park), Binhai Zhongguancun Science and Technology Park, Tianjin Economic and Technological Development Zone, Binhai New Area, Tianjin Patentee after: Tianjin Phoenix Intelligent Technology Co.,Ltd. Address before: Floor 1, block B, No.3, Tengfei Road, Junliang City, Dongli District, Tianjin Patentee before: TIANJIN SHUGUANG TIANCHENG TECHNOLOGY Co.,Ltd. |