CN2873279Y - Electric toy helicopter - Google Patents
Electric toy helicopter Download PDFInfo
- Publication number
- CN2873279Y CN2873279Y CN 200520064768 CN200520064768U CN2873279Y CN 2873279 Y CN2873279 Y CN 2873279Y CN 200520064768 CN200520064768 CN 200520064768 CN 200520064768 U CN200520064768 U CN 200520064768U CN 2873279 Y CN2873279 Y CN 2873279Y
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- Prior art keywords
- toy helicopter
- electronic toy
- screw
- motor
- shaft
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Abstract
The utility model provides a battery-operated toy helicopter which comprises a body and a remote controller. The controller is composed of an airscrew unit, a body and a landing apparatus. The airscrew unit includes a chief axis and a concentric axis. The chief axis penetrates the concentric axis and rotates freely in the concentric axis. One end of the chief axis is fixed with a first airscrew and the other end is installed with a main gear. The concentric axis is installed with a second airscrew, wherein a turning component and a concentric gear are installed. The chief axis and the concentric axis can rotate reciprocally to bring the first airscrew and the second airscrew to rotate reciprocally. The landing apparatus of the battery-operated toy helicopter is a wheeled landing apparatus. The battery-operated toy helicopter can be applicable for entertainment.
Description
Technical field
The utility model relates to a kind of electronic toy, relates in particular to a kind of electronic toy helicopter.
Background technology
The electronic toy helicopter has been liked by people since emerging always, for satisfying consumer demand, toy manufacturer continually develops various electronic toy helicopter models and carries out Continual Improvement, but the electronic toy helicopter in the hope of producing a kind of stabilized flight and being easy to control.Electronic toy helicopter ubiquity in the market the problem of taking off instability and being not easy to operate, screw had produced the unidirectional force that does not have containing to rotation and causes the electronic toy helicopter can not keep poised state when taking off from static when the unsettled reason of taking off mainly was to take off, thereby made the instability of taking off.Being unsuitable for operation then is because the steering mechanism of electronic toy helicopter in the market adopts the empennage steering structure more, turns to control assembly and flight-control component to be not together, thereby operation easier is strengthened.
In addition, the landing gear of electronic toy helicopter in the market mainly is a foot rest structure, and the shortcoming of this structure maximum is poor stability.When landing, the electronic toy helicopter often also has bigger forward momentum; and because the electronic toy helicopter does not always land with ground in horizontal direction, the foot rest landing gear does not cause electronic toy helicopter crash easily owing to landing buffer capacity and unbalance stress.
In order to address the above problem, to provide a kind of and take off steadily, easy operating and safe electronic toy helicopter be very necessary with the shortcoming that overcomes prior art.
The utility model content
Main purpose of the present utility model is to provide a kind of and takes off steadily, easy operating and safe electronic toy helicopter.
In order to achieve the above object, the utility model provides a kind of electronic toy helicopter, comprises body and remote controller, described body comprises fuselage, propeller unit and landing gear, wherein, described propeller unit is installed in described fuselage top, and described landing gear is installed in described fuselage bottom.Described propeller unit comprises a main shaft and a hollow shaft, the length of described hollow shaft is shorter than the length of described main shaft, described hollow shaft is a hollow structure, and the hollow radius is greater than described main shaft radius, described main shaft passes from the hollow part of described hollow shaft, this main shaft one end is fixed one first screw, this main shaft other end is then installed a mainshaft gear, described main shaft tooth opinion can drive main axis rotation and then drive the rotation of first screw, one second screw is installed on the described hollow shaft, side at close described second screw of described hollow shaft is installed a turning member and a cannon pinion, and described cannon pinion can drive hollow shaft and do the rotation opposite with described main axis rotation direction and then drive second screw and do and the opposite rotation of the described first screw direction of rotation
Described landing gear comprises two front-wheels and a tail wheel, and described two front-wheels are installed in the two ends of a wheel shaft respectively, and described wheel shaft is installed in the front end of described fuselage bottom, and described tail wheel is installed in the rear end of described fuselage bottom.
Described fuselage comprises electronic control mechanism, motor sub-assembly and main component, described main component comprises room and the mainframe that is made of main body loam cake, main body lower cover, described electronic control mechanism and motor sub-assembly are electrical connected and are contained in the described room, and described room is installed in the described mainframe.
Described motor sub-assembly comprises first motor, second largest motor and a fractional motor, described motor sub-assembly comprises first motor, second largest motor and a fractional motor, described first motor drives described mainshaft gear, described second largest motor drives described concentric shafts gear, described fractional motor links to each other with described turning member, is used to drive this turning member.
Described propeller unit can also comprise a balancing pole, and this balancing pole is installed in the top that is positioned at close described first screw of described main shaft.
Described mainframe comprises body frame, upper casing and lower casing, and described upper casing is installed in an end of the close afterbody on described body frame top, and described lower casing is installed in an end of the close head of described body frame bottom.
Described mainframe further comprises a vertical tail and two horizontal tails, and described vertical tail is vertically mounted on the afterbody of described upper casing, and described horizontal tail level respectively is installed in the forward both sides, middle part of described body frame.
Described fuselage also comprises battery, and this battery is installed in described mainframe bottom, and this battery and described electronic control mechanism and described motor sub-assembly are electrical connected.
The technology of described remote controller is that persons skilled in the art are known, so repeat no more.
Compared with prior art, this electronic toy helicopter that the utility model provides adopts two paddle structures, and two oars can reciprocally rotate, thereby overcome unidirectional force that the single-blade folk prescription causes to rotation and made take off unsettled shortcoming of electronic toy helicopter, and in flight course, second screw has played dynamic check and balance with respect to the opposite spin of first screw, compares with the structure of single use balancing pole balance to make toy helicopter flight more steady.
And, the turning member of this electronic toy helicopter that the utility model provides is installed on the propeller unit, be combined into one thereby make the rotating mechanism that flying power is provided and control the steering mechanism that turns to, such design makes this toy helicopter be easier to control.
At last, this electronic toy helicopter that the utility model provides has adopted wheeled landing gear, during this electronic toy helicopter landing, form angle landing no matter be with ground level or with ground, the wheel of wheeled landing gear all can provide a buffering for this electronic toy helicopter by the mode of rolling, thereby avoids the fuselage and the collision on the ground of this electronic toy helicopter.Therefore, compared with prior art, this electronic toy helicopter has safe advantage.
For making the utility model easier to understand, further set forth the specific embodiment of a kind of electronic toy helicopter of the utility model below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the overall structure figure of the utility model electronic toy helicopter body;
Fig. 2 is the exploded view of the utility model electronic toy helicopter body.
The specific embodiment
Fig. 1 is the animal economy structure chart of a kind of electronic toy helicopter of the utility model, and Fig. 2 is the body exploded view of this electronic toy helicopter, in order to be more readily understood the utility model, please also refer to above-mentioned two figure.
A kind of electronic toy helicopter that the utility model provides comprises body and remote controller, and wherein said body comprises propeller unit 1, fuselage 2 and landing gear 3, and propeller unit 1 is installed in fuselage 2 tops, and landing gear 3 is installed in fuselage 2 bottoms.
Propeller unit 1 comprises main shaft 10, and an end of this main shaft 10 (being the upper end among this embodiment) is being fixed first screw 12 with securing member (figure does not show).The axle body of this main shaft 10 (figure does not show) then passes hollow shaft 11, and described hollow shaft 11 is a hollow structure, and the hollow radius that is to say that greater than the axle body radius of described main shaft 10 main shaft 10 and hollow shaft 11 can non-interfering each spinnings.The axle body length of main shaft 10 is greater than the length of hollow shaft 11, so that can expose the other end (being the lower end among this embodiment) of this main shaft 10, the other end of this main shaft 10 (lower end) is installed mainshaft gear 14, during these mainshaft gear 14 rotations, can drive main shaft 10 rotations, and then also just drive 12 rotations of first screw.
Fixing second screw 13 with securing member (figure does not show) on the described hollow shaft 11, in a side (being downside among this embodiment) turning member 16 is installed near this second screw 13, cannon pinion 15 is then installed in bottom at this turning member 16, during these cannon pinion 15 rotations, can drive hollow shaft 11 rotations, and then also just drive 12 rotations of second screw.
Described propeller unit 1 can also comprise a balancing pole 17, and this balancing pole 17 is installed in the top of close described first screw 12 of described main shaft 10.
Described fuselage 2 comprises electronic control mechanism 20, motor sub-assembly 21 and main component 22.Described main component 22 comprises main body loam cake 220, main body lower cover 221 and mainframe 222, this main body loam cake 220 and main body lower cover 221 snap together forms a room (figure does not show), described controlling organization 20 and motor sub-assembly 21 are installed in the room, and controlling organization 20 and motor sub-assembly 21 are electrical connected.Respectively there is a hole at middle part at main body loam cake 220 and main body lower cover 221, the size in hole rotates freely within it and is as the criterion can hold described hollow shaft 11, described hollow shaft 11 penetrates above-mentioned two holes, described main shaft 10 then runs through described hollow shaft 11 and passes in the hole of described main body lower cover 221, described mainshaft gear 14 is installed then, that is to say, the room that described main body lower cover 220 and described main body lower cover 221 are formed has not only been accommodated described controlling organization 20 and described motor sub-assembly 21, also while fixed main shaft 10 and hollow shaft 11 are in its middle part, this room then is installed on the described mainframe 222, thus, propeller unit 1 just has been installed on the fuselage 2.
Described motor sub-assembly 21 comprises first motor 210, second largest motor 211 and fractional motor 212.First motor 210 is by a big motor copper gear (figure does not show) and described mainshaft gear 14 engagements, second largest motor 211 is then by another big motor copper gear (figure does not show) and described cannon pinion 15 engagements, above-mentioned two big motors loading directions are opposite, in the present embodiment, first motor 210 heads are downward, second largest motor 211 heads upwards, thus, when above-mentioned two big motors operate simultaneously, direction of rotation is reciprocal, thereby also just make the direction of rotation of described main shaft 10 and described hollow shaft 11 reciprocal, also just make described first screw 12 and second screw, 13 direction of rotation reciprocal.Above-mentioned two big motors all are installed in the room that described main body loam cake 220 and described main body lower cover 221 form, and their head all is positioned at the outside of described room so that and gear separately be meshed.Described fractional motor 212 is installed on the described main body lower cover 221, and its motor head (figure does not show) stretches out described main body loam cake 220, so that can connect and drive described turning member 16.
Described mainframe 222 comprises body frame 2220, upper casing 2221, lower casing 2222.Described upper casing 2221 is installed in the end of described body frame 2220 tops near afterbody, and described lower casing 2222 then is installed in the end of described body frame 2220 bottoms near head.Described mainframe 222 can further include a vertical tail 2223 and two horizontal tails 2224, described vertical tail 2223 is installed in the afterbody of described upper casing 2221,2224 of described two horizontal tails are installed in forward both sides, described body frame 2220 middle parts respectively, in the present embodiment, be installed in the bottom of the room of described main body loam cake 220 and main body lower cover 221 compositions.The effect of vertical tail 2223 and horizontal tail 2224 is the balances that keep body.
Described fuselage 2 also comprises battery 23, and this battery 23 is installed in the described lower casing 2222, and is electrical connected with described electronic control mechanism 20 and described motor sub-assembly 21.
Described landing gear 3 comprises two front-wheels 30 and a tail wheel 32, and described two front-wheels 30 are installed in respectively on the wheel shaft 31, and this wheel shaft 31 then laterally is installed in the bottom of described lower casing 2222, and tail wheel 32 is installed in the tail end of the bottom of body frame 2220.
Described remote controller technology is that persons skilled in the art are known, so repeat no more, does not also provide relevant drawings.
During this electronic toy helicopter flight that the utility model provides, the reciprocal rotation under separately motor drives of described first screw 12 and described second screw 13, thus this electronic toy helicopter is taken off steadily and flight stability.Turning member 16 is exactly the building block of propeller unit 1, and such design is more prone to the control of this electronic toy helicopter.During landing, the security that the rolling buffering that wheeled landing gear provides has improved this electronic toy helicopter.
Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (8)
1. electronic toy helicopter, comprise body and remote controller, described body comprises fuselage, propeller unit and landing gear, wherein, described propeller unit is installed in described fuselage top, described landing gear is installed in described fuselage bottom, it is characterized in that: described propeller unit comprises a main shaft and a hollow shaft, the length of described hollow shaft is shorter than the length of described main shaft, described hollow shaft is a hollow structure, and the hollow radius is greater than described main shaft radius, described main shaft passes from the hollow part of described hollow shaft, this main shaft one end is fixed one first screw, this main shaft other end is then installed a mainshaft gear, described main shaft tooth opinion can drive main axis rotation and then drive the rotation of first screw, one second screw is installed on the described hollow shaft, side at close described second screw of described hollow shaft is installed a turning member and a cannon pinion, and described cannon pinion can drive hollow shaft and do the rotation opposite with described main axis rotation direction and then drive second screw and do and the opposite rotation of the described first screw direction of rotation.
2. electronic toy helicopter according to claim 1, it is characterized in that: described landing gear comprises two front-wheels and a tail wheel, described two front-wheels are installed in the two ends of a wheel shaft respectively, described wheel shaft is installed in the front end of described fuselage bottom, and described tail wheel is installed in the rear end of described fuselage bottom.
3. electronic toy helicopter according to claim 1, it is characterized in that: described fuselage comprises electronic control mechanism, motor sub-assembly and main component, described main component comprises room and the mainframe that is made of main body loam cake, main body lower cover, described electronic control mechanism and motor sub-assembly are electrical connected and are contained in the described room, and described room is installed in the described mainframe.
4. electronic toy helicopter according to claim 3, it is characterized in that: described motor sub-assembly comprises first motor, second largest motor and a fractional motor, described first motor drives described mainshaft gear, described second largest motor drives described concentric shafts gear, described fractional motor links to each other with described turning member, is used to drive this turning member.
5. electronic toy helicopter according to claim 1 is characterized in that: described propeller unit also comprises a balancing pole, and this balancing pole is installed in the top of close described first screw of described main shaft.
6. electronic toy helicopter according to claim 3, it is characterized in that: described mainframe comprises body frame, upper casing and lower casing, described upper casing is installed in an end of the close afterbody on described body frame top, and described lower casing is installed in an end of the close head of described body frame bottom.
7. electronic toy helicopter according to claim 6, it is characterized in that: described mainframe further comprises a vertical tail and two horizontal tails, described vertical tail is vertically mounted on the afterbody of described upper casing, and described horizontal tail level respectively is installed in the forward both sides, middle part of described body frame.
8. electronic toy helicopter according to claim 3 is characterized in that: described fuselage also comprises battery, and this battery is installed in described mainframe bottom, and this battery and described electronic control mechanism and described motor sub-assembly are electrical connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520064768 CN2873279Y (en) | 2005-09-21 | 2005-09-21 | Electric toy helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520064768 CN2873279Y (en) | 2005-09-21 | 2005-09-21 | Electric toy helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2873279Y true CN2873279Y (en) | 2007-02-28 |
Family
ID=37779867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520064768 Expired - Fee Related CN2873279Y (en) | 2005-09-21 | 2005-09-21 | Electric toy helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2873279Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009018708A1 (en) * | 2007-08-08 | 2009-02-12 | Wenyu Xu | A remote control helicopter |
| EP2340880A1 (en) * | 2009-12-31 | 2011-07-06 | Zhihong Luo | Dual-rotor model helicopter control system |
| CN102490898A (en) * | 2011-11-14 | 2012-06-13 | 李杏健 | Coaxial dual-rotor helicopter |
| CN102755750A (en) * | 2012-07-13 | 2012-10-31 | 罗之洪 | Model airplane helicopter |
-
2005
- 2005-09-21 CN CN 200520064768 patent/CN2873279Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009018708A1 (en) * | 2007-08-08 | 2009-02-12 | Wenyu Xu | A remote control helicopter |
| EP2340880A1 (en) * | 2009-12-31 | 2011-07-06 | Zhihong Luo | Dual-rotor model helicopter control system |
| CN102490898A (en) * | 2011-11-14 | 2012-06-13 | 李杏健 | Coaxial dual-rotor helicopter |
| CN102755750A (en) * | 2012-07-13 | 2012-10-31 | 罗之洪 | Model airplane helicopter |
| CN102755750B (en) * | 2012-07-13 | 2014-12-10 | 罗之洪 | Model airplane helicopter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070228 Termination date: 20091021 |