CN201175582Y

CN201175582Y - Model aircraft

Info

Publication number: CN201175582Y
Application number: CNU200820042536XU
Authority: CN
Inventors: 罗之洪
Original assignee: 罗之洪
Current assignee: Guangzhou city huakeer Polytron Technologies Inc
Priority date: 2008-01-07
Filing date: 2008-01-07
Publication date: 2009-01-07
Anticipated expiration: 2018-01-07

Abstract

The utility model relates to a model flying vehicle which comprises a main body frame, a rear wing, a foot rest, a driving component and a controller, wherein, the driving component comprises a planetary gear driving device through which the power of the main motor is simultaneously transmitted to a main screw propeller and an auxiliary screw propeller. The model flying vehicle has the advantages that the main motor simultaneously drives the rotation of two screw propellers, the main motor and the driving device are cancelled, the own weight of the model flying vehicle is greatly reduced, thus the flight performance of the model flying vehicle is enhanced, and simultaneously, the manufacturing cost is also reduced.

Description

The model aircraft

Technical field

The utility model relates to a kind of electronic toy, and more particularly, the utility model relates to a kind of model aircraft.

Background technology

Along with people improve constantly the requirement of model aircraft, often require the model aircraft to have good flying quality, to increase the interest of handling the model aircraft, far-reaching to the flying quality of model aircraft is the weight of model aircraft, coaxial pair of oar model aircraft generally all finished power supply by two main motors, also need two cover actuating units, this makes the model aircraft increase weight greatly, and the weight that therefore alleviates the model aircraft becomes the industry urgent problem.

Summary of the invention

Technical problem to be solved in the utility model is at above-mentioned existing in prior technology defective and provide can alleviate model aircraft own wt, the model aircraft that can reduce cost again.

The technical scheme that solution the utility model technical problem is adopted is: a kind of model aircraft comprises main frame, be connected empennage with the main frame rear, be connected the foot rest that is used to support this main frame with the main frame below, the controller that is arranged at the Power Component on the described main frame and can receives external control signal, described Power Component comprises main motor, hollow shaft, the primary spindle that runs through this hollow shaft, be arranged at the main screw on the primary spindle, the planetary transmission that is arranged at the secondary screw on the hollow shaft and the power of described main motor is passed to simultaneously main screw and secondary screw.

The beneficial effects of the utility model are: the main motor power of model aircraft passes to main screw and secondary screw simultaneously by planetary transmission, make the reverse rotation simultaneously of main screw and secondary screw, make the utility model realize that a main motor drives two oars simultaneously and rotates like this, greatly reduce the weight and the manufacturing cost of model aircraft self.

Preferred implementation as the utility model model aircraft, described planetary transmission comprises the motor gear that is fixed on the motor output shaft, with the engagement of this motor gear and be fixed on driving gear on the described hollow shaft, this driving gear has the planet internal ring gear, have at least one with driving gear planet internal ring gear planet gear meshed, with the engagement of described planetary gear and be fixed in central gear on the primary spindle.

As the preferred implementation of the utility model model aircraft, described planetary gear has three, and be in 120 the degree be distributed in the same horizontal plane.

As another preferred implementation of the utility model model aircraft, it also comprises the balancing pole assembly, described balancing pole assembly comprises balancing pole connector, balancing pole and the balance blade that is arranged at the balancing pole two ends, described balancing pole assembly is installed in the upper end of primary spindle by the balancing pole connector, its whole machine body of balance during this balancing pole component model aircraft flight can be flown by safety and steady the model aircraft more.

As the utility model model aircraft preferred implementation again, it also comprises steering assembly, described steering assembly comprises pitch, steering wheel, the connection steering wheel and connecting rod, the pitch leading truck of pitch and the connecting rod that is connected this pitch leading truck and pitch that is installed on the hollow shaft, and this steering assembly is controlled the model aircraft effectively and turned to flexibly.

Below in conjunction with drawings and Examples, the technical solution of the utility model is described in further detail.

Description of drawings

Fig. 1 is the explosive view of the model aircraft of a preferred embodiment of the utility model.

Fig. 2 is the connection diagram of Fig. 1 part Power Component.

The specific embodiment

With reference now to accompanying drawing, preferred embodiment of the present utility model is described.

With reference to figure 1, the utility model model aircraft comprises main frame 10, the empennage 30 that is connected with the main frame rear, be connected the foot rest 40 that is used to support this main frame with the main frame bottom, be arranged at Power Component 50 on the described main frame 10, can receive external control signal controller 100 and be installed in the battery 42 that electric energy is provided for consuming parts on the main frame.

With reference to figure 1 and Fig. 2, described Power Component 50 comprises main motor 51, hollow shaft 52, the primary spindle 53 that runs through this hollow shaft, main screw 55, secondary screw 57, motor gear 58, driving gear 59, planetary gear 61, central gear 62.Main screw 55 is installed on the primary spindle 53 by primary blades folder 54, secondary screw 57 is installed on the hollow shaft 52 by back blades folder 56, on described main motor 51 output shafts motor gear 58 is installed, described driving gear 59 meshes and is fixed on the described hollow shaft 52 with motor gear 58, driving gear 59 has planet internal ring gear 60, three and driving gear 59 planet internal ring gears 60 planet gear meshed 61 are arranged, described

central gear

62 and 61 engagements of three planetary gears and be fixed on the primary spindle 53, central gear 62 be provided with 63, three planetary gears of planet carrier, 61 usefulness bearing (not shown) be mutually 120 the degree be positioned on the planet carrier 63.Certainly, planetary gear 61 can be one, two, four or more a plurality of in other embodiments.Primary spindle 53 lower ends are positioned at (not shown) on the bearing block of main frame 10 by bearing 64, hollow shaft 52 upper ends are equipped with bearing block 65, and the bearing 66 on the primary spindle 53 is installed in the bearing block 65.The motor gear 58 of main motor 51 drive installations on motor output shaft, drive driving gear 59 with motor gear 58 engagements, the rotation of driving gear 59 makes hollow shaft 52 rotations, thereby make secondary screw 57 rotations that are fixed on the hollow shaft 52, and three planetary gears, 61 rotations of drive and 60 engagements of driving gear 59 planet internal ring gears, three planetary gear 61 rotations drive central gear 62 rotations, central gear 62 rotations make primary spindle 53 rotations, thereby make the main screw 55 that is fixed on the primary spindle 53 with the direction rotation opposite with secondary screw 57, realized that so a main motor drives main screw 55 simultaneously by gear drive and secondary screw 57 rotates simultaneously in the opposite direction, a main motor and transmission device thereof have been saved, greatly reduce the weight of model aircraft self, thereby improved the flying quality of model aircraft and saved cost.

With reference to figure 1, described model aircraft also comprises balancing pole assembly 80, this balancing pole assembly 80 comprises balancing pole connector 81, balancing pole 82 and the balance blade 83 that is arranged at balancing pole 82 two ends, balancing pole 82 is installed in the upper end of primary spindle 53 by balancing pole connector 81, its whole machine body of balance when this balancing pole assembly 80 makes the model aircraft flight can be flown by safety and steady the model aircraft more.

With reference to figure 1, described model aircraft also comprises steering assembly 90, this steering assembly 90 comprises pitch 91, steering wheel 92, the connection steering wheel 92 and connecting rod 93, the pitch leading truck 94 of pitch 91 and the connecting rod 95 that is connected this pitch leading truck 94 and pitch 91 that is installed on the hollow shaft 52, and this steering assembly 90 is controlled model plane effectively and turned to flexibly.

With reference to figure 1, described empennage 30 comprises the tailstock 31 that is connected with main frame 10, the tail motor 33 that is arranged at the tail screw 32 on the tailstock 31 and drives this tail screw.

With reference to figure 1, described and main frame bottom connect foot rest 40 bottoms that are used to support this main frame and are provided with two parallel aluminum pipes 41 for four jiaos, in other embodiments also available other the metal or the non-metallic pipe of lightweight of aluminum pipe.Described model aircraft also is included as the battery 42 that this model aircraft consuming parts provides electric energy.

Last institute should be noted that; above embodiment is only in order to the explanation the technical solution of the utility model but not to the restriction of the utility model protection domain; although the utility model has been done detailed description with reference to preferred embodiment; but those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the essence and the scope of technical solutions of the utility model.

Claims

1. model aircraft, comprise main frame, the empennage that is connected with the main frame rear, be connected the foot rest that is used to support this main frame with the main frame below, the controller that is arranged at the Power Component on the described main frame and can receives external control signal, described Power Component comprises main motor, hollow shaft, the primary spindle that runs through this hollow shaft, be arranged at the main screw on the primary spindle and be arranged at secondary screw on the hollow shaft, it is characterized in that: described Power Component also comprises the planetary transmission that the power of described main motor is passed to simultaneously main screw and secondary screw.

2. model aircraft as claimed in claim 1, it is characterized in that: described planetary transmission comprises the motor gear that is fixed on the motor output shaft, with the engagement of this motor gear and be fixed on driving gear on the described hollow shaft, this driving gear has the planet internal ring gear, have at least one with driving gear planet internal ring gear planet gear meshed, with the engagement of described planetary gear and be fixed in central gear on the primary spindle.

3. model aircraft as claimed in claim 2 is characterized in that: described planetary gear has three, and be in 120 the degree be distributed in the same horizontal plane.

4. model aircraft as claimed in claim 2 is characterized in that: be fixed with planet carrier on the described central gear, described planetary gear is positioned on this planet carrier.

5. model aircraft as claimed in claim 1, it is characterized in that: it also comprises the balancing pole assembly, described balancing pole assembly comprises balancing pole connector, balancing pole and the balance blade that is arranged at the balancing pole two ends, and described balancing pole assembly is installed in the upper end of primary spindle by the balancing pole connector.

6. model aircraft as claimed in claim 1, it is characterized in that: it also comprises steering assembly, and described steering assembly comprises pitch, steering wheel, the connection steering wheel and connecting rod, the pitch leading truck of pitch and the connecting rod that is connected this pitch leading truck and pitch that is installed on the hollow shaft.

7. model aircraft as claimed in claim 1 is characterized in that: also be provided with the main screw folder on the described primary spindle, described main screw schedules on the described primary spindle by this main screw clamping.

8. model aircraft as claimed in claim 1 is characterized in that: described hollow shaft is provided with secondary screw folder, and described secondary screw schedules on the hollow shaft by this pair screw clamping.

9. model aircraft as claimed in claim 1, it is characterized in that: described hollow shaft top is provided with bearing block, described primary spindle top also is provided with the bearing that places in the hollow shaft upper axis bearing, and the lower end is provided with the location bearing that places in the main frame bearing block.

10. model aircraft as claimed in claim 1 is characterized in that: described empennage is made up of the tailstock that is connected with main frame, the tail motor that is arranged at the tail screw on the tailstock and drives this tail screw.