CN203996871U - The adjustable helicopter of a kind of empennage attitude - Google Patents
The adjustable helicopter of a kind of empennage attitude Download PDFInfo
- Publication number
- CN203996871U CN203996871U CN201420341539.9U CN201420341539U CN203996871U CN 203996871 U CN203996871 U CN 203996871U CN 201420341539 U CN201420341539 U CN 201420341539U CN 203996871 U CN203996871 U CN 203996871U
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- CN
- China
- Prior art keywords
- empennage
- helicopter
- drive motor
- empennage portion
- posture adjustment
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Abstract
The utility model discloses the adjustable helicopter of a kind of empennage attitude, relate to technical field of transportation means, for solving the problems such as existing helicopter landing poor stability, design.The empennage of the helicopter that this empennage attitude is adjustable comprises the first empennage portion being fixedly connected with fuselage and the second empennage portion being rotationally connected with the first empennage portion, by posture adjustment drive motor, can drive the second empennage portion to rotate, main rotor and tail rotor are positioned in same level, avoid the High Rotation Speed of main rotor to exert an influence to the rotation of tail rotor, guarantee helicopter smooth flight, effectively extend the service life of helicopter, in addition, sustainer, main engine is connected posture adjustment drive motor through electrical generator with processing transfer device, process transfer device and also connect storage battery, the electric energy that sustainer, main engine produces can be stored in storage battery, when sustainer, main engine fault, can utilize the electric energy storing in storage battery to drive the second empennage portion to adjust attitude, stabilized flight condition, guarantee that aviator has time enough escape.
Description
Technical field
The utility model relates to technical field of transportation means, relates in particular to the adjustable helicopter of a kind of empennage attitude.
Background technology
When rotating, the main rotor height of helicopter can produce lower suction stream, when if tail rotor is positioned at the below of main rotor, the Air Flow of its below of main rotor disturbance and the lower suction that produces can have a huge impact the normal operation of tail rotor, causes helicopter flight unstable.
The empennage of existing helicopter with fuselage for being fixedly connected with, therefore the attitude of empennage is certain, when helicopter aloft flies, its angle is constantly to change, main rotor is all positioned at the top of tail rotor in most cases, have a strong impact on the running of tail rotor, made the stationarity of helicopter poor, and had a strong impact on the life-span of helicopter.
In addition, existing helicopter, what its main rotor and tail rotor adopted is the same power source, if this propulsion source goes wrong, whole helicopter will be out of control, causes irremediable damage.
Utility model content
The purpose of this utility model is the adjustable helicopter of empennage attitude that proposes a kind of flight stability, safety, long service life.
For reaching this object, the utility model by the following technical solutions:
The adjustable helicopter of a kind of empennage attitude, comprise fuselage, be arranged at the main rotor at described fuselage top and the empennage that is arranged at described fuselage afterbody, the end of described empennage has tail rotor, described main rotor is driven by sustainer, main engine, described empennage comprises the first empennage portion of being fixedly connected with described fuselage and the second empennage portion being rotationally connected with the end of described the first empennage portion, and described the second empennage portion is driven around the end of described the first empennage portion and rotated so that described main rotor and described tail rotor are positioned in same level by posture adjustment drive motor;
Described sustainer, main engine is connected with electrical generator, and described electrical generator connects described posture adjustment drive motor by processing transfer device;
Described processing transfer device is also connected with storage battery, and storage battery is connected with described posture adjustment drive motor.
Preferably, in described the first empennage portion, be fixed with the first adapter shaft, the end of described the first adapter shaft has the first connecting bore, in described the first connecting bore, is provided with rolling bearing;
In described the second empennage portion, be fixed with the second adapter shaft, the one end being connected with described the first adapter shaft on described the second adapter shaft has the second connecting bore, described posture adjustment drive motor connects drop-gear box, and the output shaft of drop-gear box is successively through described the second connecting bore and described rolling bearing.
Preferably, the length ratio of described the first empennage portion and described the second empennage portion is 3:1.
Preferably, the free end of described the second empennage portion is provided with tail rotor, and the rotating shaft of described tail rotor is connected with tail rotor drive motor, and described tail rotor drive motor is connected with described processing transfer device.
Preferably, on the control desk of described helicopter, be provided with posture adjustment button, described in the button of raising wages be connected with described posture adjustment motor.
Preferably, described the second empennage portion has two end positions, and described two end positions are respectively the position concordant with described the first empennage portion and swing upwards into the position perpendicular with described the first empennage portion.
The beneficial effects of the utility model are:
The adjustable helicopter of empennage attitude that the utility model provides, its empennage is two sections, one section of first empennage portion for being fixedly connected with fuselage, another section is the second empennage portion being rotationally connected with the first empennage portion, by posture adjustment drive motor, can drive the second empennage portion to rotate, thereby main rotor and tail rotor are positioned in same level, avoid the High Rotation Speed of main rotor to exert an influence to the rotation of tail rotor, guarantee that helicopter can smooth flight, effectively extended the service life of helicopter, in addition, the propulsion source of main rotor is sustainer, main engine, sustainer, main engine is connected posture adjustment drive motor through electrical generator with processing transfer device, process transfer device and be also connected with storage battery, sustainer, main engine is stored in storage battery after can driving electrical generator electrogenesis treated transfer device to process, when sustainer, main engine fault, can utilize the electric energy storing in storage battery to drive the second empennage portion to adjust attitude, stabilized flight condition, guarantee that aviator has time enough escape.
Accompanying drawing explanation
Fig. 1 is the structural representation of the adjustable helicopter of the empennage attitude that provides of the utility model embodiment mono-;
Fig. 2 is the first empennage portion of providing of the utility model embodiment mono-and the structural representation of the second empennage portion junction;
Fig. 3 is the structural representation of the adjustable helicopter power system of the empennage attitude that provides of the utility model embodiment mono-;
Fig. 4 is the structural representation of the adjustable helicopter power system of the empennage attitude that provides of the utility model embodiment bis-.
In figure, 1, fuselage; 2, main rotor; 3, empennage; 31, the first empennage portion; 311, the first adapter shaft; 32, the second empennage portion; 321, the second adapter shaft; 33, posture adjustment drive motor; 34, drop-gear box; 341, output shaft; 35, rolling bearing; 4, tail rotor; 5, sustainer, main engine; 6, assistant engine; 7, electrical generator; 8, process transfer device; 9, storage battery; 10, tail rotor drive motor.
The specific embodiment
Below in conjunction with accompanying drawing and by the specific embodiment, further illustrate the technical solution of the utility model.
Embodiment mono-:
The present embodiment provides a kind of empennage attitude adjustable helicopter, as shown in Figure 1, and the empennage 3 that this helicopter comprises fuselage 1, is arranged at the main rotor 2 at fuselage 1 top and is arranged at fuselage 1 rear portion.The end of empennage 3 has tail rotor 4.Empennage 3 is two sectional type, one section of first empennage portion 31 for being fixedly connected with fuselage 1, and another section is the second empennage portion 32 being rotationally connected with the first empennage portion 31 ends.The second empennage portion 32 is driven by posture adjustment drive motor 33, can rotate around the end of the first empennage portion 31.
As shown in Figure 2, the end that is fixed with the first adapter shaft 311, the first adapter shafts 311 in the first empennage portion 31 has the first connecting bore to the connection structure of the first empennage portion 31 and the second empennage portion 32, is provided with rolling bearing 35 in the first connecting bore.In the second empennage portion 32, be fixed with the second adapter shaft 321, the one end being connected with the first adapter shaft 311 on the second adapter shaft 321 has the second connecting bore, posture adjustment drive motor 33 connects drop-gear box 34, and the output shaft 341 of drop-gear box 34 is successively through the second connecting bore and rolling bearing 35.Posture adjustment drive motor 33 drives the second adapter shaft 321 to rotate by output shaft 341 after drop-gear box 34 slows down, thereby the second empennage portion 32 fixing with the second adapter shaft 321 rotated.
When helicopter aloft flies, by posture adjustment drive motor 33, drive, rotate the second empennage portion 32, thereby adjust the attitude of empennage of helicopter 3, make main rotor 2 and tail rotor 4 all the time in same level, so just can avoid the High Rotation Speed of main rotor 2 to exert an influence to the rotation of tail rotor 4, guarantee that helicopter can smooth flight, effectively extend the service life of helicopter.
For convenience of operation, posture adjustment button can be set on the control desk of helicopter, posture adjustment button is connected with posture adjustment drive motor 33, and aviator is by realizing the rotation of the second empennage portion 32 to the operation of posture adjustment button.
In the present embodiment, the length ratio of the first empennage portion 31 and the second empennage portion 32 is 3:1, can limit by inhibiting device is set the full swing angle of the second empennage portion 32, make two end positions of the second empennage portion 32 be respectively the position concordant with the first empennage portion 31 and swing upwards into the position vertical with the first empennage portion 31, guarantee the use safety of helicopter.
As shown in Figure 3, the power system of this helicopter comprises the assistant engine 6 that drives the sustainer, main engine 5 of main rotor 2 rotations and drive tail rotor 4 to rotate, sustainer, main engine 5 is connected with electrical generator 7, electrical generator 7 connects posture adjustment drive motor 33 by processing transfer device 8, process transfer device 8 and be also connected with storage battery 9, storage battery 9 is connected with posture adjustment drive motor 33.
When helicopter is normally worked, assistant engine 6 provides power for tail rotor 4 rotates, sustainer, main engine 5 is when providing power for main rotor 2 rotations, after driving electrical generator 7 electrogenesis treated transfer device 8 to process, be used to 33 power supplies of posture adjustment drive motor, unnecessary electric energy is stored in storage battery 9.When sustainer, main engine 5 produces fault, can utilize the electric energy of storage battery 9 interior storages to drive the second empennage portion 32 to adjust attitude, stabilized flight condition, guarantees that aviator has time enough escape.
Embodiment bis-:
The present embodiment provides a kind of empennage attitude adjustable helicopter, its structure and embodiment mono-are basic identical, the empennage that comprises fuselage, is arranged at the main rotor at fuselage top and is arranged at fuselage afterbody, the end of empennage has tail rotor, and main rotor is driven by sustainer, main engine.Empennage comprises the first empennage portion of being fixedly connected with fuselage and the second empennage portion being rotationally connected with the end of the first empennage portion.
Difference is, as shown in Figure 4, the rotating shaft of the tail rotor of the present embodiment helicopter is connected with tail rotor drive motor 10, power system comprises the sustainer, main engine 5 that drives main rotor to rotate, sustainer, main engine 5 is connected with electrical generator 7, electrical generator 7 connects posture adjustment drive motor 33 by processing transfer device 8, processes transfer device 8 and is also connected with respectively storage battery 9 and tail rotor drive motor 10, and storage battery 9 is connected with tail rotor drive motor 10 with posture adjustment drive motor 33 respectively.
When helicopter is normally worked, sustainer, main engine 5 is when providing power for main rotor rotation, after driving electrical generator 7 electrogenesis treated transfer device 8 to process, be used to posture adjustment drive motor 33 and 10 power supplies of tail rotor drive motor, unnecessary electric energy is stored in storage battery 9.When sustainer, main engine 5 produces fault, can utilize the electric energy of storage battery 9 interior storages to drive the second empennage portion to adjust attitude, drive tail rotor to rotate simultaneously, further adjust the state of flight of helicopter, guarantee aviator's personal safety.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other specific embodiment of the present utility model, within these modes all will fall into protection domain of the present utility model.
Claims (6)
1. the helicopter that empennage attitude is adjustable, comprise fuselage (1), be arranged at the main rotor (2) at described fuselage (1) top, and the empennage (3) that is arranged at described fuselage (1) rear portion, the end of described empennage (3) has tail rotor (4), described main rotor (2) is driven by sustainer, main engine (5), it is characterized in that: described empennage (3) comprises the first empennage portion (31) of being fixedly connected with described fuselage (1) and the second empennage portion (32) being rotationally connected with the end of described the first empennage portion (31), described the second empennage portion (32) is driven around the end of described the first empennage portion (31) and is rotated so that described main rotor (2) and described tail rotor (4) are positioned in same level by posture adjustment drive motor (33),
Described sustainer, main engine (5) is connected with electrical generator (7), and described electrical generator (7) connects described posture adjustment drive motor (33) by processing transfer device (8);
Described processing transfer device (8) is also connected with storage battery (9), and described storage battery (9) is connected with described posture adjustment drive motor (33).
2. the adjustable helicopter of a kind of empennage attitude according to claim 1, it is characterized in that: in described the first empennage portion (31), be fixed with the first adapter shaft (311), the end of described the first adapter shaft (311) has the first connecting bore, is provided with rolling bearing (35) in described the first connecting bore;
In described the second empennage portion (32), be fixed with the second adapter shaft (321), the upper one end being connected with described the first adapter shaft (311) of described the second adapter shaft (321) has the second connecting bore, described posture adjustment drive motor (33) connects drop-gear box (34), and the output shaft (341) of described drop-gear box (34) is successively through described the second connecting bore and described rolling bearing (35).
3. the adjustable helicopter of a kind of empennage attitude according to claim 1, is characterized in that: described the first empennage portion (31) is 3:1 with the length ratio of described the second empennage portion (32).
4. the adjustable helicopter of a kind of empennage attitude according to claim 1, it is characterized in that: the free end of described the second empennage portion (32) is provided with described tail rotor (4), the rotating shaft of described tail rotor (4) is connected with tail rotor drive motor (10), and described tail rotor drive motor (10) is connected with described processing transfer device (8).
5. the adjustable helicopter of a kind of empennage attitude according to claim 1, is characterized in that: on the control desk of described helicopter, be provided with posture adjustment button, described in the button of raising wages be connected with described posture adjustment drive motor (33).
6. the adjustable helicopter of a kind of empennage attitude according to claim 1, it is characterized in that: described the second empennage portion (32) has two end positions, described two end positions are respectively the position concordant with described the first empennage portion (31) and swing upwards into the position perpendicular with described the first empennage portion (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420341539.9U CN203996871U (en) | 2014-06-25 | 2014-06-25 | The adjustable helicopter of a kind of empennage attitude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420341539.9U CN203996871U (en) | 2014-06-25 | 2014-06-25 | The adjustable helicopter of a kind of empennage attitude |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203996871U true CN203996871U (en) | 2014-12-10 |
Family
ID=52036911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420341539.9U Expired - Fee Related CN203996871U (en) | 2014-06-25 | 2014-06-25 | The adjustable helicopter of a kind of empennage attitude |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203996871U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015923A (en) * | 2014-06-25 | 2014-09-03 | 杨雅茹 | Helicopter with adjustable empennage attitude |
| CN108750128A (en) * | 2018-05-18 | 2018-11-06 | 沈阳无距科技有限公司 | Helicopter control method, device, helicopter and readable storage medium storing program for executing |
-
2014
- 2014-06-25 CN CN201420341539.9U patent/CN203996871U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015923A (en) * | 2014-06-25 | 2014-09-03 | 杨雅茹 | Helicopter with adjustable empennage attitude |
| CN108750128A (en) * | 2018-05-18 | 2018-11-06 | 沈阳无距科技有限公司 | Helicopter control method, device, helicopter and readable storage medium storing program for executing |
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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: 20141210 Termination date: 20150625 |
|
| EXPY | Termination of patent right or utility model |