CN201410297Y - Wind resistant four-channel remote-control coaxial twin-screw model helicopter - Google Patents
Wind resistant four-channel remote-control coaxial twin-screw model helicopter Download PDFInfo
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- CN201410297Y CN201410297Y CN2009201409710U CN200920140971U CN201410297Y CN 201410297 Y CN201410297 Y CN 201410297Y CN 2009201409710 U CN2009201409710 U CN 2009201409710U CN 200920140971 U CN200920140971 U CN 200920140971U CN 201410297 Y CN201410297 Y CN 201410297Y
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Abstract
The utility model relates to a wind resistant four-channel remote-control coaxial twin-screw model helicopter, wherein the rear end of an aluminium radiating rack of the helicopter is provided with awind resistant device which consists of a motor, a driving wheel, a driving belt, a bracket fixing seat, a bracket, a transmission axle, a bearing, an upper bearing bracket, a lower bearing bracket, apropeller and a fastener; and the motor of the wind resistant device is fixed on the aluminium radiating rack. The wind resistant four-channel remote-control coaxial twin-screw model helicopter has strong wind resistance, can effectively fly outdoors against wind, and has small temperature difference between the double motors, high efficiency and long service life, wherein the motor does not emitheat easily, and the differential performance of the motor is good.
Description
Technical field
The utility model relates to a kind of model helicopter, coaxial pair of oar model copter of particularly a kind of wind resistance four-channel remote control.
Background technology
Existing coaxial pair of oar model copter of four-channel remote control, mainly by undercarriage, the plastic cement frame, the wireless remote control Receiver Control Unit, the transmission device that comprises bi-motor, positive gear, interior solid shafting, hollow outer shaft and bearing assembly comprises the operating means of steering wheel, pitch and link assembly, comprises up and down rotor chuck, the lift unit of rotor assemblies up and down, comprise the bascule of rotor chuck, last rotor, balancing pole, link assembly, securing member and casing are formed.Coaxial pair of oar model copter of the four-channel remote control of this structure be wind resistance not, can not be effectively in outdoor flight against the wind; Adopt the plastic cement mainframe bi-motor operating temperature height and the temperature difference big in addition, the former influences electrical machinery life and efficient, and the latter causes that easily bi-motor rotating speed deviation is big, and differential is bad, aircraft directional performance instability.
Summary of the invention
Problem to be solved in the utility model be coaxial pair of oar model copter of four-channel remote control not wind resistance, the difficulty of advancing, speed is slow and electrical machinery life is short, efficient is low, aircraft directional performance problem of unstable.Provide a kind of wind resistance four-channel remote control coaxial pair of oar model copter, its wind loading rating is strong, and directional performance is good, can be effectively in outdoor flight against the wind.
The utility model addresses the above problem by the following technical programs: coaxial pair of oar model copter of a kind of wind resistance four-channel remote control, comprise undercarriage, control device, transmission device, operating means, lift unit, bascule and securing member, described helicopter also is provided with wind-proof device, described wind-proof device is by motor, drive, driving belt, the support holder, support, power axle, bearing, the bearing upper bracket, the bearing lower carriage, screw and securing member are formed, described motor is fixed on the aluminum heat radiation frame, support is fastened on the rear end of aluminum heat radiation frame with the support holder near an end of motor, the other end of support is clamped by bearing upper bracket and bearing lower carriage, bearing upper bracket and bearing lower carriage are respectively inlayed a bearing, one end of power axle top passes the bearing upper bracket, a following end passes the bearing lower carriage, with securing member bearing upper bracket and bearing lower carriage are fixed, driving belt one end is connected on the drive, the other end is connected with power axle, and screw is fixed on the power axle.
Described undercarriage is fastened on it on aluminum heat radiation frame by securing member.
Described control device is the wireless remote control receiver, by securing member it is fastened on the aluminum heat radiation frame.
Described transmission device is by bi-motor, positive gear, interior solid shafting, hollow outer shaft and bearing are formed, and described bi-motor is fastened on the aluminum heat radiation frame, bi-motor is meshing by motor gear and positive gear, and positive gear closely cooperates with interior solid shafting and hollow outer shaft respectively.
Described operating means is made up of steering wheel, pitch and connecting rod, and described steering wheel is fixed on the aluminum heat radiation frame, and steering wheel is by connecting rod and pitch interlock.
Described lift unit is by rotor chuck up and down, rotor is formed up and down.Lift unit also divides rotor device and backspin swing device.Last rotor device is made up of last rotor chuck and last rotor, and last rotor is installed on the rotor chuck, and last rotor device is installed on the interior solid shafting in the transmission device; The backspin swing device is made up of down rotor chuck and following rotor, and following rotor is installed in down on the rotor chuck, and the backspin swing device is installed on the hollow outer shaft in the transmission device.Connect by the connecting rod in the operating means between lift unit and the operating means.
Described bascule is made up of last rotor chuck, last rotor, balancing pole and connecting rod.Balancing pole is installed in by securing member on the interior solid shafting of transmission device, and balancing pole is by the last rotor chuck interlock of connecting rod and lift unit.
The concrete following outstanding technique effect of the utility model:
Owing to be provided with described wind-proof device at the aircraft rear portion, make coaxial pair of oar model copter of four-channel remote control have very strong wind loading rating, aircraft in being arranged, wind environment is freely circled in the air; Owing to adopt aluminum heat radiation frame, make motor be difficult for heating, bi-motor has a narrow range of temperature, and motor differential performance is good, and efficient height, life-span are long.
Description of drawings
Fig. 1 is the wind-proof device structural representation of coaxial pair of oar model copter of wind resistance four-channel remote control described in the utility model.
Fig. 2 is the wind-proof device parts scheme of installation of coaxial pair of oar model copter of wind resistance four-channel remote control described in the utility model.
Fig. 3 is the structural representation of coaxial pair of oar model copter of wind resistance four-channel remote control described in the utility model.
Fig. 4 is the cross-sectional view of coaxial pair of oar model copter of wind resistance four-channel remote control described in the utility model.
The specific embodiment
Below by drawings and Examples the technical solution of the utility model is further described.
Contrast Fig. 1 to Fig. 4, coaxial pair of oar model copter of wind resistance four-channel remote control described in the utility model is made up of undercarriage 1, aluminum heat radiation frame 2, control device 3, transmission device 4, operating means 5, lift unit 6, bascule 7 and securing member 8.The rear portion of described helicopter is provided with wind-proof device 9, and wind-proof device 9 is fastened on it on aluminum heat radiation frame 2 by securing member 8.
Described wind-proof device 9 is made up of motor 901, drive 902, driving belt 903, support holder 904, support 905, power axle 906, bearing 907, bearing upper bracket 908, bearing lower carriage 909, screw 910 and securing member 8.Motor 901 is fixed on the aluminum heat radiation frame 2, support 905 is fastened on the rear end of aluminum heat radiation frame 2 with support holder 904 near an end of motor 901, the other end of support 905 is clamped by bearing upper bracket 908 and bearing lower carriage 909, bearing upper bracket 908 and bearing lower carriage 909 are respectively inlayed a bearing 907, power axle 906 end up passes bearing upper bracket 908, power axle 906 end down passes bearing lower carriage 909, and bearing upper bracket 908 and bearing lower carriage 908 are fixed on the rear end of support 905.Driving belt 903 1 ends are connected on the drive 902, and the other end is connected with power axle 906, and screw 910 is fixed on the power axle 906.During work, the drive 902 on the motor 901 rotates driving belt 903, and the screw 910 that driving belt 903 drives on the power axle 906 rotates.
Described undercarriage 1 is fixed on the aluminum heat radiation frame 2 by securing member 8.
Described control device 3 is the wireless remote control receiver, by securing member 8 it is fastened on the aluminum heat radiation frame 2.
Described transmission device 4 is made up of bi-motor 401, motor gear 402, positive gear 403, interior solid shafting 404, hollow outer shaft 405 and bearing 406.Described bi-motor 401 is fastened on the aluminum heat radiation frame 2, and bi-motor 401 is meshing by motor gear 402 and positive gear 403, and positive gear 403 closely cooperates with interior solid shafting 404 and hollow outer shaft 405 bottoms respectively.
Described operating means 5 is made up of steering wheel 501, pitch 502 and connecting rod 503.Steering wheel 501 is fixed on the aluminum heat radiation frame 2, and steering wheel 501 is by connecting rod 503 and pitch 502 interlocks.
Described lift unit 6 is made up of last rotor chuck 601, time rotor chuck 602, last rotor 603 and following rotor 604.Last rotor chuck 601 is installed on the interior solid shafting 404 of transmission device 4, and last rotor 603 is installed on the rotor chuck 601.Following rotor chuck 602 is installed on the hollow outer shaft 405 of transmission device 4, and following rotor 604 is installed in down on the rotor chuck 602.
Described bascule 7 is made up of last rotor chuck 601, last rotor 603, balancing pole 701 and connecting rod 702.Balancing pole 701 is installed in 404 upper ends on the interior solid shafting of transmission device 4, and balancing pole 701 links by the last rotor chuck 601 of connecting rod 702 and lift unit 6.Last rotor 603 is installed on the rotor chuck 601.
Claims (1)
1, coaxial pair of oar model copter of a kind of wind resistance four-channel remote control, comprise undercarriage, control device, transmission device, operating means, lift unit, bascule and securing member, it is characterized in that, described helicopter also is provided with wind-proof device, described wind-proof device is by motor, drive, driving belt, the support holder, support, power axle, bearing, the bearing upper bracket, the bearing lower carriage, screw and securing member are formed, described motor is fixed on the aluminum heat radiation frame, support fastens in the dispel the heat rear end of frame of aluminum with the support holder near an end of motor, the other end of support is clamped by bearing upper bracket and bearing lower carriage, bearing upper bracket and bearing lower carriage are respectively inlayed a bearing, one end of power axle top passes the bearing upper bracket, a following end passes the bearing lower carriage, with securing member bearing upper bracket and bearing lower carriage are fixed, driving belt one end is connected on the drive, the other end is connected with power axle, and screw is fixed on the power axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201409710U CN201410297Y (en) | 2009-06-15 | 2009-06-15 | Wind resistant four-channel remote-control coaxial twin-screw model helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201409710U CN201410297Y (en) | 2009-06-15 | 2009-06-15 | Wind resistant four-channel remote-control coaxial twin-screw model helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201410297Y true CN201410297Y (en) | 2010-02-24 |
Family
ID=41712189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201409710U Expired - Fee Related CN201410297Y (en) | 2009-06-15 | 2009-06-15 | Wind resistant four-channel remote-control coaxial twin-screw model helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201410297Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012019336A1 (en) * | 2010-08-13 | 2012-02-16 | Ni Kanghan | Linkage device for remote control model helicopter with coaxial and counter rotating double-propeller |
| WO2013044429A1 (en) * | 2011-09-29 | 2013-04-04 | 深圳市沈氏彤创航天模型有限公司 | Tail rotor transmission device of remote control helicopter model |
-
2009
- 2009-06-15 CN CN2009201409710U patent/CN201410297Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012019336A1 (en) * | 2010-08-13 | 2012-02-16 | Ni Kanghan | Linkage device for remote control model helicopter with coaxial and counter rotating double-propeller |
| WO2013044429A1 (en) * | 2011-09-29 | 2013-04-04 | 深圳市沈氏彤创航天模型有限公司 | Tail rotor transmission device of remote control helicopter model |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20140615 |
|
| EXPY | Termination of patent right or utility model |