CN201061720Y - Pneumatic toy helicopter - Google Patents
Pneumatic toy helicopter Download PDFInfo
- Publication number
- CN201061720Y CN201061720Y CNU2007200550168U CN200720055016U CN201061720Y CN 201061720 Y CN201061720 Y CN 201061720Y CN U2007200550168 U CNU2007200550168 U CN U2007200550168U CN 200720055016 U CN200720055016 U CN 200720055016U CN 201061720 Y CN201061720 Y CN 201061720Y
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- Prior art keywords
- fixed
- magnet
- screw
- hollow shaft
- toy helicopter
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- Expired - Fee Related
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Abstract
Disclosed is a battery-operated toy helicopter, comprising a framework, a casing, a propeller unit, two propeller driving mechanisms and at least one steering mechanism, wherein the casing is fixed on the framework, the propeller unit is provided with two groups of aircrews, the two aircrew driving mechanisms are fixed on the framework, and the propeller unit is arranged on the upper portion of the casing and is connected with the framework. Further, the propeller unit comprises a hollow shaft, a small main shaft, a pair of upper propellers and a pair of lower aircrews, wherein the hollow shaft is fixed on the framework, the lower end of the hollow shaft is connected to lower propeller driving mechanisms, the upper portion of the hollow shaft is fixed with the lower propellers, upper propeller driving mechanisms are connected to the lower end of the small main shaft which passes through the hollow shaft, and the upper portion of the small main shaft is fixed with the upper propellers and a pair of balanced rods. The steering mechanism comprises a magnet and a magnet lifting mechanism, the magnet is connected to the framework through the magnet lifting mechanism. The pair of lower aircrews is fixed in the middle portion of the hollow shaft via a rotary fixing mechanism of which the bottom is equipped with a magnetic member that is engaged with the magnet.
Description
Technical field
The utility model relates to a kind of toy airplane, more specifically to a kind of electronic toy helicopter.
Background technology
Existing electronic toy helicopter all has only one group of screw mostly, and is therefore restive.In order to address this problem, the electronic toy helicopter of two groups of screws has now appearred again having.
As Chinese patent literature CN2759542 " electronic toy helicopter ", a kind of electronic toy helicopter is disclosed, comprise body and remote controller, described body comprises propeller unit, fuselage and the support with two groups of screws, wherein, described propeller unit is positioned at body upper and is attached thereto, and support is positioned at the fuselage below and is attached thereto, and is used for support helix oar unit and fuselage.Described propeller unit comprises screw, following screw, hollow shaft, steering mechanism and primary spindle.Wherein, described hollow shaft is arranged in described fuselage, described steering mechanism is connected with described hollow shaft middle-end, described screw down is sheathed on the middle part of described hollow shaft, described upward screw is sheathed on the top of described hollow shaft, in addition, it is outer and link to each other with last screw that described primary spindle is sheathed on hollow shaft.The top of described primary spindle also is connected with a balancing pole.Above-mentioned electronic toy helicopter can accomplish to take off balance, control nimbly and freely.
But, steering mechanism's more complicated of this electronic toy helicopter, cost is higher, and because hollow shaft constantly rotates, after long-term the use, some parts of steering mechanism are easily owing to long-term friction damages.
Summary of the invention
The purpose of this utility model is that prior art is improved, and a kind of electronic toy helicopter is provided, its steering mechanism relatively simple for structure, result of use is better, and cost is lower, can not rub between the parts of steering mechanism, therefore be not easy to damage, the technical scheme of employing is as follows:
Electronic toy helicopter of the present utility model, comprise frame, be fixed on the shell on the frame, propeller unit with two groups of screws, be fixed on two screw driving mechanisms and at least one steering mechanism on the frame, described propeller unit is positioned at the shell top and links to each other with frame, propeller unit comprises hollow shaft, primary spindle, a pair of screw and a pair of screw down gone up, hollow shaft is fixed on the frame, the hollow shaft lower end connects screw driving mechanism down, hollow shaft top is fixed with down screw, the primary spindle lower end connects goes up the screw driving mechanism, and primary spindle passes hollow shaft, top is fixed with screw and a pair of balancing pole, it is characterized in that: described steering mechanism comprises magnet and magnet elevating mechanism, magnet connects frame by the magnet elevating mechanism, described a pair of screw down is fixed on the hollow shaft middle part by rotatable fixed mechanism, but rotatable fixed mechanism bottom is provided with the magnetic element that cooperates with magnet.When but magnet and the interelement distance of magnetic reduce to certain scope, but the magnetic element just by the magnet effect, but make rotatable fixed mechanism and then the magnetic element driven direction of tendency by magnet.
But described magnetic element is circular.Because but the magnetic element the rotation that does not stop by rotatable fixed mechanism band, but because the magnetic element is circular, so at any time, but the magnetic element can cooperate with magnet.
But above-mentioned magnetic element is a magnet.
But above-mentioned magnetic element also can be an iron plate, can certainly adopt ferromagnetic class material such as cobalt or nickel or ferrite etc., because its performance is all identical, so do not add explanation.
Described magnet elevating mechanism comprises motor, gear-box, elevating lever and sliding sleeve, sliding sleeve is fixed on the gear-box, elevating lever is located in the sliding sleeve, the top of elevating lever is fixed with magnet, the side of elevating lever is provided with tooth bar, the output of motor connects elevating lever by gear-box, the final stage gear of gear train and the engagement of the tooth bar on the elevating lever.
In order to limit the range of movement of elevating lever, the final stage gear that prevents gear train breaks away from the tooth bar on the elevating lever, and the side of described sliding sleeve is provided with stopper slot, and the side of elevating lever is provided with limited block, and limited block inserts in the stopper slot.
When needs change the direction of aircraft flight, the magnet elevating mechanism is with the magnet lifting, when the iron plate on magnet and the rotatable fixed mechanism or magnet distance enough near the time, because the interaction of magnetic force between the two, iron plate on the rotatable fixed mechanism or magnet drive rotatable fixed mechanism and are flapped toward a direction.
If the magnetic pole of the face that the magnet on the rotatable fixed mechanism is relative with the magnet of magnet elevating mechanism is different, then attract each other; If what install on the rotatable fixed mechanism is iron plate, also attract each other; If the magnetic pole of the face that the magnet on the rotatable fixed mechanism is relative with the magnet of magnet elevating mechanism is different, then repel mutually.
The number of described steering mechanism is one, and aircraft can only be partial to a direction like this, so the function of aircraft is also more single.
The number of described steering mechanism also can be two, and aircraft just can be partial to both direction like this.
Described rotatable fixed mechanism comprises the fixed mount that is circular, and the fixed mount top has holddown groove, but the bottom is provided with the magnetic element, and the side is provided with two following screw fixed stations, and following screw is fixed on the corresponding following screw fixed station by fixture.
Be equipped with banking stop on the wall of the both sides, holddown groove below of described fixed mount, effect is the scope that the restriction fixed mount rotates.
The both sides of the holddown groove of described fixed mount are equipped with a balancing pole, and two balancing poles are positioned on the straight line.
Pass the casing top for the ease of magnet, described casing top is provided with is convenient to the through hole that magnet passes.
The utility model beneficial effect against existing technologies is, but owing to do not come in contact between magnet and the magnetic element, therefore is not easy to damage, and relatively simple for structure, and result of use is good, and cost is low.
Description of drawings
Fig. 1 is the structural representation of the utility model preferred embodiment;
Fig. 2 is the structural representation that preferred embodiment shown in Figure 1 is removed shell;
Fig. 3 is the structural representation after preferred embodiment magnet elevating mechanism shown in Figure 1 is removed sliding sleeve;
Fig. 4 is the structural representation of preferred embodiment propeller unit shown in Figure 1;
Fig. 5 is the exploded view after screw and balancing pole thereof are gone up in preferred embodiment propeller unit removal shown in Figure 1;
Fig. 6 is the structural representation of preferred embodiment fixed mount shown in Figure 1.
The specific embodiment
Shown in Fig. 1-6, electronic toy helicopter in this preferred embodiment, comprise frame 9, be fixed on the shell 7 on the frame 9, propeller unit with two groups of screws, be fixed on two screw driving mechanisms and at least one steering mechanism on the frame 9, described propeller unit is positioned at shell 7 tops and links to each other with frame 9, propeller unit comprises hollow shaft 15, primary spindle 1, a pair of screw 2 and a pair of screw 4 down gone up, hollow shaft 15 is fixed on the frame 9, hollow shaft 15 lower ends connect screw driving mechanism 10 down, hollow shaft 15 tops are fixed with down screw 4, primary spindle 1 lower end connects goes up screw driving mechanism 17, and primary spindle 1 passes hollow shaft 15, top is fixed with screw 2 and a pair of balancing pole 3, described steering mechanism comprises magnet 8 and magnet elevating mechanism, magnet 8 connects frame 9 by the magnet elevating mechanism, described a pair of screw 4 down is fixed on hollow shaft 15 middle parts by rotatable fixed mechanism, but rotatable fixed mechanism bottom is provided with the magnetic element 6 that cooperates with magnet 8.When but the distance of 6 of magnet 8 and magnetic elements reduces to certain scope, but magnetic element 6 just acted on by magnet 8, but make rotatable fixed mechanism and then magnetic element 6 driven direction of tendency by magnet 8.
But described magnetic element 6 is circular.Because but magnetic element 6 rotation that does not stop by rotatable fixed mechanism band, but because magnetic element 6 is circular, so at any time, but magnetic element 6 can cooperate with magnet 8.
But above-mentioned magnetic element 6 is iron plates.
Described rotatable fixed mechanism comprises the fixed mount 5 that is circular, fixed mount 5 tops have holddown groove 506, but the bottom is provided with magnetic element 6, and the side is provided with two following screw fixed stations 504, and following screw 4 is fixed on the corresponding following screw fixed station 504 by fixture 16.
Be equipped with banking stop 503 on the wall of the both sides, holddown groove 506 below of described fixed mount 5, effect is the scope that restriction fixed mount 5 rotates.
The both sides of the holddown groove 506 of described fixed mount 5 are equipped with 505, two balancing poles 505 of a balancing pole and are positioned on the straight line.
Described magnet elevating mechanism comprises motor 11, gear-box 12, elevating lever 14 and sliding sleeve 13, sliding sleeve 13 is fixed on the gear-box 12, elevating lever 14 is located in the sliding sleeve `3, the top of elevating lever 14 is fixed with magnet 8, the side of elevating lever 14 is provided with tooth bar 142, the output of motor 11 connects elevating lever 14 by gear-box 12, the final stage gear 121 of gear train 12 and 142 engagements of the tooth bar on the elevating lever.
In order to limit the range of movement of elevating lever 14, the final stage gear 121 that prevents gear train 12 breaks away from the tooth bar 142 on the elevating levers 14, the side of described sliding sleeve 13 is provided with stopper slot 131, and the side of elevating lever 14 is provided with limited block 141, and limited block 141 inserts in the stopper slot 131.
When needs change the direction of aircraft flight, the magnet elevating mechanism is with magnet 8 liftings, but when the magnetic element on magnet 8 and the rotatable fixed mechanism 6 distance enough near the time, because what install on the rotatable fixed mechanism is iron plate, therefore both attract each other, but the magnetic element 6 on the rotatable fixed mechanism drives the direction that rotatable fixed mechanism is flapped toward magnet 8.
The number of described steering mechanism is one, and aircraft can only be partial to a direction like this, so the function of aircraft is also more single.
Pass casing 7 tops for the ease of magnet, described casing 7 tops are provided with is convenient to the through hole 701 that magnet passes.
The above is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model; Be all equivalents of being done according to claim scope of the present utility model, be the utility model claim scope and cover.
Claims (10)
1. electronic toy helicopter, comprise frame, be fixed on the shell on the frame, propeller unit with two groups of screws, be fixed on two screw driving mechanisms and at least one steering mechanism on the frame, described propeller unit is positioned at the shell top and links to each other with frame, propeller unit comprises hollow shaft, primary spindle, a pair of screw and a pair of screw down gone up, hollow shaft is fixed on the frame, the hollow shaft lower end connects screw driving mechanism down, hollow shaft top is fixed with down screw, the primary spindle lower end connects goes up the screw driving mechanism, and primary spindle passes hollow shaft, top is fixed with screw and a pair of balancing pole, it is characterized in that: described steering mechanism comprises magnet and magnet elevating mechanism, magnet connects frame by the magnet elevating mechanism, described a pair of screw down is fixed on the hollow shaft middle part by rotatable fixed mechanism, but rotatable fixed mechanism bottom is provided with the magnetic element that cooperates with magnet.
2. electronic toy helicopter as claimed in claim 1 is characterized in that: but described magnetic element is circular.
3. electronic toy helicopter as claimed in claim 2 is characterized in that: but above-mentioned magnetic element is a magnet.
4. electronic toy helicopter as claimed in claim 2 is characterized in that: but above-mentioned magnetic element is an iron plate.
5. electronic toy helicopter as claimed in claim 1, it is characterized in that: described magnet elevating mechanism comprises motor, gear-box, elevating lever and sliding sleeve, sliding sleeve is fixed on the gear-box, elevating lever is located in the sliding sleeve, the top of elevating lever is fixed with magnet, the side of elevating lever is provided with tooth bar, and the output of motor connects elevating lever by gear-box, the final stage gear of gear train and the engagement of the tooth bar on the elevating lever.
6. electronic toy helicopter as claimed in claim 5 is characterized in that: the side of described sliding sleeve is provided with stopper slot, and the side of elevating lever is provided with limited block, and limited block inserts in the stopper slot.
7. electronic toy helicopter as claimed in claim 1, it is characterized in that: described rotatable fixed mechanism comprises the fixed mount that is circular, the fixed mount top has holddown groove, but the bottom is provided with the magnetic element, the side is provided with two following screw fixed stations, and following screw is fixed on the corresponding following screw fixed station by fixture.
8. electronic toy helicopter as claimed in claim 7 is characterized in that: be equipped with banking stop on the wall of the both sides, holddown groove below of described fixed mount.
9. electronic toy helicopter as claimed in claim 8 is characterized in that: the both sides of the holddown groove of described fixed mount are equipped with a balancing pole, and two balancing poles are positioned on the straight line.
10. electronic toy helicopter as claimed in claim 1 is characterized in that: described casing top is provided with is convenient to the through hole that magnet passes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200550168U CN201061720Y (en) | 2007-07-28 | 2007-07-28 | Pneumatic toy helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200550168U CN201061720Y (en) | 2007-07-28 | 2007-07-28 | Pneumatic toy helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201061720Y true CN201061720Y (en) | 2008-05-21 |
Family
ID=39450087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200550168U Expired - Fee Related CN201061720Y (en) | 2007-07-28 | 2007-07-28 | Pneumatic toy helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201061720Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011066708A1 (en) * | 2009-12-04 | 2011-06-09 | Xu Yuehuang | Aerobat toy |
-
2007
- 2007-07-28 CN CNU2007200550168U patent/CN201061720Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011066708A1 (en) * | 2009-12-04 | 2011-06-09 | Xu Yuehuang | Aerobat toy |
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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: 20080521 |