CN206984284U - A kind of adjustable propeller of blade angle - Google Patents
A kind of adjustable propeller of blade angle Download PDFInfo
- Publication number
- CN206984284U CN206984284U CN201720582839.XU CN201720582839U CN206984284U CN 206984284 U CN206984284 U CN 206984284U CN 201720582839 U CN201720582839 U CN 201720582839U CN 206984284 U CN206984284 U CN 206984284U
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- hub
- metaplasm
- main
- propeller
- blade
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Abstract
The utility model discloses a kind of adjustable propeller of blade angle, including main hub, the upper end of the main hub is provided with metaplasm hub, it is bolted between the metaplasm hub and main hub, the side surface of the metaplasm hub is symmetrically arranged with four metaplasm leaves, the inside of the metaplasm hub is provided with motor, the main hub is internally provided with inner chamber, the inner chamber is internally provided with active oblique gear, the output end of the motor is rotatablely connected with active oblique gear, the sidewall symmetry of the main hub is provided with four platformses, the platform surface center position offers through hole, rotating shaft is provided with inside the through hole, one end of the rotating shaft is fixedly connected with being arranged on four driven helical gears of inner cavity respectively.The main blade of the utility model propeller can rotate relative to propeller hub, can suitably adjust the blade angle of main blade, and to give full play to the service behaviour of propeller, compact overall structure is scientific and reasonable, practical.
Description
Technical field
Propeller technology field is the utility model is related to, specially a kind of adjustable propeller of blade angle.
Background technology
Propeller refers to rotate in air or water by blade, and engine rotation power is converted into the device of propulsive force,
The leaf that can have two or more is connected with hub, and the one side backward of leaf is helicoid or a kind of propeller for being similar to helicoid.Spiral shell
Rotation oar is divided into many kinds, and application is also quite varied, such as the propeller of aircraft, steamer.The theoretical research of propeller, in ship skill
In art evolution, it is all done much than any one professional domain, and Design of digital is transitioned into from empirical method, and then should
With computer technology carry out propeller it is optimized set it is assorted.One good propeller its design is very important, model test
Also main effect is played.
But propeller of the prior art, its structure is single, overall to use fixed structure type, propeller
Blade angle is fixed, it is impossible to the blade angle of propeller is adjusted according to actual conditions, the service behaviour of propeller is difficult to improve,
Different environment occasions is difficult in adapt to, meanwhile, traditional propeller center opening position service behaviour is poor, causes propeller integrally to be imitated
Rate reduces.
Utility model content
The purpose of this utility model is to provide a kind of blade angle adjustable propeller, to solve to carry in above-mentioned background technology
Its structure gone out is single, overall to use fixed structure type, and the blade angle of propeller is fixed, it is impossible to according to actual conditions pair
The blade angle of propeller is adjusted, and the service behaviour of propeller is difficult to improve, it is difficult to different environment occasions is adapted to, meanwhile,
Traditional propeller center opening position service behaviour is poor, cause propeller whole efficiency reduce the problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of adjustable propeller of blade angle, including
Main hub, the upper end of the main hub are provided with metaplasm hub, are bolted between the metaplasm hub and main hub, the pair
The side surface of propeller hub is symmetrically arranged with four metaplasm leaves, and the inside of the metaplasm hub is provided with motor, the main hub
Inner chamber is internally provided with, the inner chamber is internally provided with active oblique gear, and one end of inner chamber connects with the inside of metaplasm hub,
The output end of the motor is rotatablely connected with active oblique gear, and the sidewall symmetry of the main hub is provided with four platformses,
The platform surface center position offers through hole, and rotating shaft, one end point of the rotating shaft are provided with inside the through hole
It is not fixedly connected with being arranged on four driven helical gears of inner cavity, the other end of the rotating shaft, which is fixed, is connected to main oar
Leaf, the active oblique gear are engaged with four driven helical gears, and the motor passes through active oblique gear, driven helical gear
It is connected respectively with four main blades with rotating shaft, the lower end of the main hub is fixedly connected with extension, the extension
Axis hole is offered at bottom centre position, the side of the axis hole offers keyway, and the motor and external power supply are electrical
Connection.
Further, it is fixedly connected between the metaplasm leaf and metaplasm hub.
Further, the bolt is symmetrically arranged with four, and the setting alternate with four metaplasm leaves of four bolts.
Further, it is rotatablely connected between the main blade and main hub.
Further, the metaplasm leaf is consistent with the blade twist direction of main blade.
Compared with prior art, the beneficial effects of the utility model are：The main blade of propeller can rotate relative to propeller hub,
The blade angle of main blade can be suitably adjusted, to give full play to the service behaviour of propeller, is easy to propeller to be applied to obstructed
Environment occasion, the middle part front end of propeller are provided with metaplasm leaf, enhance the service behaviour of propeller, compact overall structure, section
It is reasonable to learn, practical.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is outside drawing of the present utility model；
Fig. 3 is upward view of the present utility model.
In reference：The main blades of 1-；2- main hubs；3- metaplasm leaves；4- metaplasm hubs；5- motors；6- bolts；7-
Through hole；8- rotating shafts；9- active oblique gears；10- axis holes；11- keyways；12- extensions；The driven helical gears of 13-；14- inner chambers；15-
Platform.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of adjustable propeller of blade angle, including master
Propeller hub 2, the upper end of main hub 2 are provided with metaplasm hub 4, connected between metaplasm hub 4 and main hub 2 by bolt 6, metaplasm hub 4
Side surface is symmetrically arranged with four metaplasm leaves 3, and the inside of metaplasm hub 4 is provided with motor 5, and main hub 2 is internally provided with
Inner chamber 14, inner chamber 14 is internally provided with active oblique gear 9, and one end of inner chamber 14 connects with the inside of metaplasm hub 4, driving electricity
The output end of machine 5 is rotatablely connected with active oblique gear 9, and the sidewall symmetry of main hub 2 is provided with four platformses 15, the table of platform 15
Face center position offers through hole 7, rotating shaft 8 is provided with inside through hole 7, one end of rotating shaft 8 is respectively with being arranged on inner chamber
Four driven helical gears 13 inside 14 are fixedly connected, and the other end of rotating shaft 8, which is fixed, is connected to main blade 1, active helical teeth
Wheel 9 is engaged with four driven helical gears 13, and motor 5 is distinguished by active oblique gear 9, driven helical gear 13 and rotating shaft 8
It is connected with four main blades 1, the lower end of main hub 2 is fixedly connected with extension 12, the bottom centre position of extension 12
Place offers axis hole 10, and the side of axis hole 10 offers keyway 11, and motor 5 is electrically connected with external power supply.
Further, it is fixedly connected between metaplasm leaf 3 and metaplasm hub 4, ensures the structural stability of propeller.
Further, bolt 6 is symmetrically arranged with four, and four bolts 6 and four 3 alternate settings of metaplasm leaf, is easy to steady
Fixed connection.
Further, it is rotatablely connected between main blade 1 and main hub 2, adjusts the blade angle of main blade 1.
Further, metaplasm leaf 3 is consistent with the blade twist direction of main blade 1, ensures the normal work of propeller.
Operation principle：During installation, axis hole 10 is connected with outer spindle by keyway 11, and extension 12 is fixedly connected with axle,
In use, controlling motor 5 to operate by external controller, motor 5 is driven oblique by the drive of active oblique gear 9 four
Gear 13 rotates, and driven helical gear 13 drives four main blades 1 to rotate by four rotating shafts 8, main blade is adjusted appropriate oar
Leaf angle, the effect of propeller is fully beamed back, metaplasm leaf 3 effectively aids in main blade 1, improves the service behaviour of propeller, main oar
The bolt 6 connected between hub 2 and metaplasm hub 4 is easy to disassemble, is easy to repair propeller.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of adjustable propeller of blade angle, including main hub (2), it is characterised in that：The upper end of the main hub (2) is set
There is metaplasm hub (4), be connected between the metaplasm hub (4) and main hub (2) by bolt (6), the side surface of the metaplasm hub (4)
Four metaplasm leaves (3) are symmetrically arranged with, the inside of the metaplasm hub (4) is provided with motor (5), the main hub (2)
Inner chamber (14) is internally provided with, the inner chamber (14) is internally provided with active oblique gear (9), and the one end of inner chamber (14) and pair
The inside connection of propeller hub (4), output end and the active oblique gear (9) of the motor (5) are rotatablely connected, the main hub
(2) sidewall symmetry is provided with four platformses (15), and platform (15) the centre of surface opening position offers through hole (7), institute
State and rotating shaft (8) is provided with inside through hole (7), one end of the rotating shaft (8) internal with being arranged on inner chamber (14) four respectively
Driven helical gear (13) is fixedly connected, and the other end of the rotating shaft (8), which is fixed, is connected to main blade (1), and the active is oblique
Gear (9) is engaged with four driven helical gears (13), and the motor (5) passes through active oblique gear (9), driven helical gear
(13) it is connected respectively with four main blades (1) with rotating shaft (8), the lower end of the main hub (2) is fixedly connected with extension
(12) axis hole (10), is offered at the bottom centre position of the extension (12), the side of the axis hole (10) offers key
Groove (11), the motor (5) are electrically connected with external power supply.
A kind of 2. adjustable propeller of blade angle according to claim 1, it is characterised in that：The metaplasm leaf (3) and pair
Propeller hub is fixedly connected between (4).
A kind of 3. adjustable propeller of blade angle according to claim 1, it is characterised in that：The bolt (6) symmetrically sets
It is equipped with four, and four bolts (6) and the alternate setting of four metaplasm leaves (3).
A kind of 4. adjustable propeller of blade angle according to claim 1, it is characterised in that：The main blade (1) and master
Propeller hub is rotatablely connected between (2).
A kind of 5. adjustable propeller of blade angle according to claim 1, it is characterised in that：The metaplasm leaf (3) and master
The blade twist direction of blade (1) is consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720582839.XU CN206984284U (en) | 2017-05-22 | 2017-05-22 | A kind of adjustable propeller of blade angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720582839.XU CN206984284U (en) | 2017-05-22 | 2017-05-22 | A kind of adjustable propeller of blade angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206984284U true CN206984284U (en) | 2018-02-09 |
Family
ID=61390119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720582839.XU Expired - Fee Related CN206984284U (en) | 2017-05-22 | 2017-05-22 | A kind of adjustable propeller of blade angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206984284U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294093A (en) * | 2019-07-12 | 2019-10-01 | 胡泽兵 | A kind of ship propulsion device that paddle is adjusted by rotation |
| CN113237662A (en) * | 2021-03-16 | 2021-08-10 | 中国航发哈尔滨东安发动机有限公司 | Blade angle adjusting device of turboprop engine |
| CN113492957A (en) * | 2021-06-15 | 2021-10-12 | 深圳辛未科技有限公司 | Propelling device for underwater robot |
| CN113879505A (en) * | 2021-10-12 | 2022-01-04 | 天长市平安船舶设备有限公司 | Adjustable sealing device for propeller blade |
| CN114476024A (en) * | 2022-02-21 | 2022-05-13 | 中国航天科工集团第二研究院 | Propeller pitch angle adjusting device and using method |
-
2017
- 2017-05-22 CN CN201720582839.XU patent/CN206984284U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110294093A (en) * | 2019-07-12 | 2019-10-01 | 胡泽兵 | A kind of ship propulsion device that paddle is adjusted by rotation |
| CN113237662A (en) * | 2021-03-16 | 2021-08-10 | 中国航发哈尔滨东安发动机有限公司 | Blade angle adjusting device of turboprop engine |
| CN113492957A (en) * | 2021-06-15 | 2021-10-12 | 深圳辛未科技有限公司 | Propelling device for underwater robot |
| CN113492957B (en) * | 2021-06-15 | 2022-10-21 | 郑州阜豫科技有限公司 | Propelling device for underwater robot |
| CN113879505A (en) * | 2021-10-12 | 2022-01-04 | 天长市平安船舶设备有限公司 | Adjustable sealing device for propeller blade |
| CN114476024A (en) * | 2022-02-21 | 2022-05-13 | 中国航天科工集团第二研究院 | Propeller pitch angle adjusting device and using method |
| CN114476024B (en) * | 2022-02-21 | 2023-07-25 | 中国航天科工集团第二研究院 | Propeller pitch angle adjusting device and using method |
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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: 20180209 Termination date: 20210522 |