CN202414168U - Multipurpose unmanned helicopter capable of effectively removing resonance - Google Patents
Multipurpose unmanned helicopter capable of effectively removing resonance Download PDFInfo
- Publication number
- CN202414168U CN202414168U CN2011204835702U CN201120483570U CN202414168U CN 202414168 U CN202414168 U CN 202414168U CN 2011204835702 U CN2011204835702 U CN 2011204835702U CN 201120483570 U CN201120483570 U CN 201120483570U CN 202414168 U CN202414168 U CN 202414168U
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- transfer clutch
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- 239000006096 absorbing agent Substances 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 13
- 238000013016 damping Methods 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract 4
- 230000015556 catabolic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a multipurpose unmanned helicopter capable of effectively removing resonance. The multipurpose unmanned helicopter comprises an engine, a clutch and a clutch fixing board, and further comprises an engine mounting base, an engine fixing side board, an elastic shock absorber, an upper shock absorber mounting base, a lower shock absorber mounting base and a heat radiating device. A power system fixing framework is composed of the engine mounting base, the engine fixing side board and the clutch fixing board; the engine and the clutch are rigidly connected with the power system fixing framework; and the power system fixing framework is connected to a helicopter body main framework through the elastic shock absorber. The multipurpose unmanned helicopter not only ensures power output to be accurate and reliable, but also realizes flexible connection between the power system and a helicopter body, so as to effectively remove the resonance of the helicopter body and improve the stability of the helicopter body. Therefore, the helicopter flies in a safer manner. Furthermore, the multipurpose unmanned helicopter provided by the utility model is provided with a special heat radiating device for the engine, so that the engine temperature is effectively reduced; the cruise duration is prolonged; and the working efficiency is improved.
Description
Technical field
The utility model relates to a kind of depopulated helicopter, specifically involves in a kind of multi-purpose unmanned helicopter that can effectively eliminate resonance.
Background technology
The weather adaptive capacity of depopulated helicopter itself is strong, can fly under the general flying condition being not suitable for, and advantages of small volume has wide range of applications as taking photo by plane and the high-altitude stringing forest fire protection patrol, high-altitude exploration and pesticide spraying etc.
At present, mostly general depopulated helicopter driving engine is to be directly fixed on the fuselage main frame through being rigidly connected, and is bearing bigger mission payload, and the dynamic load that especially operation working conditions change causes very easily causes the body flutter, influences job safety.The many employings of the engine radiating of existing depopulated helicopter are natural air cooled; Limited by shell shape and organism internal structure, the engine radiating poor effect causes engine temperature too high; Be prone to cause engine breakdown; Cause the helicopter body damage, reduce driving engine normal working hours, reduce the hang time.
The utility model content
To above-mentioned prior art, the technical matters that the utility model will solve is: driving engine directly is rigidly attached on the fuselage main frame, is prone to cause fuselage resonance, influences job safety; Driving engine adopts natural air cooled mode, is prone to cause engine temperature too high and et out of order causes the aerial work time decreased, reduces operating efficiency.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of depopulated helicopter that can effectively eliminate resonance is provided; Comprise driving engine, power-transfer clutch, power-transfer clutch adapter plate, it is characterized in that: also comprise engine installation seat, fixed side plate, elastic dampers, go up bumper mount pad, following bumper mount pad and heat abstractor; Said engine installation seat right ends is captiveed joint with two blocks of fixed side plates are terminal respectively; Another end of power-transfer clutch adapter plate and said two blocks of fixed side plates is captiveed joint equally, and engine installation seat, fixed side plate and power-transfer clutch adapter plate constitute the power system fixed frame; Said fixed is installed on the engine installation seat, and it is inboard that said power-transfer clutch is installed in the power-transfer clutch adapter plate; It is the outside face of power-transfer clutch adapter plate that said elastic body bumper is fixed on dynamic fixation framework upper end through last bumper mount pad, and to be fixed on dynamic fixation framework lower end be that the outside, the other end of fixed plate is fixed on down on the bumper mount pad to flexible shock-absorber one end in addition; Said bumper mount pad down is connected with the damping foot rest.
Said heat abstractor comprises fan permanent seat, electric fan, fans drive belt wheel, fan flower wheel and driving band; Its annexation is following: said fan permanent seat is fixed on the fixed side plate outside; Electric fan and fan flower wheel are fixed and over against the engine operation cylinder; The fan flower wheel is connected on the fan permanent seat; Fans drive belt wheel and engine crankshaft are fixed, and driving band is installed on fans drive belt wheel and the fan flower wheel.
Compared with prior art, the beneficial effect of the utility model performance:
One, driving engine, power-transfer clutch are rigidly attached on the power system fixed frame; The power system fixed frame then is to be connected on the body main frame through the elastic body bumper; Both guaranteed takeoff output accurately and reliably; Realize flexibly connecting of power system and body again, effectively eliminated fuselage resonance, improved fuselage stability.
Two, the fans drive belt wheel is set on engine crankshaft; Position in the power system fixed frame outside over against engine cylinder-body is provided with driven pulley, fan structure; Constitute direct the heat radiator dedicated of driving engine that be directed against, made engine radiating good, reduced the breakdown in the motor incidence; Improve the helicopter airborne period, prolonged driving engine service life.
Description of drawings
Fig. 1 is the utility model integral structure scheme drawing;
Fig. 2 is the power system stationary frame structure scheme drawing of the utility model;
Fig. 3 is the construction for heat radiating device scheme drawing;
Reference numeral is: 1 is driving engine; 2 is gear case; 3 is fan; 4 is the fans drive belt wheel; 5 is tension wheel; 6 is power-transfer clutch; 7 is two blocks of fixed side plates; 8.8 ' be the elastic body bumper; 9 is last bumper mount pad; 10 is rotor head; 11 is the afterbody belt wheel; 12 is afterbody; 13 is two blocks of master plates; 14 are following bumper mount pad; 15 is balance wing; 16 is main rotor; 17 is the power-transfer clutch adapter plate; 18 is the engine installation seat; 19 is tail pitch arm; 20 is tail rotor; 21 are with for power synchronously; 22 are with for afterbody synchronously; 23 is the tail gear case; 24 is the fan permanent seat; 25 is driving band; 26 is the fan driven pulley; 27 is that fuel tank 28 is the damping foot rest; 29 is the foot rest wheel; 30 is silencer.
The specific embodiment
To combine the accompanying drawing and the specific embodiment that the utility model is done further to describe below.
In conjunction with illustrated in figures 1 and 2; A kind of depopulated helicopter that can effectively eliminate resonance; Comprise driving engine (1), power-transfer clutch (6), power-transfer clutch adapter plate (17), also comprise engine installation seat (18), fixed side plate (7), elastic body bumper (8,8 '), go up bumper mount pad (9), following bumper mount pad (14) and heat abstractor; Said engine installation seat (18) right ends is welded with two blocks of fixed side plates (7) are terminal respectively; Another the terminal same welding of power-transfer clutch adapter plate (17) and said two blocks of fixed side plates, engine installation seat (18), fixed side plate (7) and power-transfer clutch adapter plate (17) constitute the power system fixed frame; Said driving engine (1) is fixedly mounted on the engine installation seat (18), and said power-transfer clutch (6) is installed in power-transfer clutch adapter plate (17) inboard; Said elastic body bumper (8,8 ') is installed on the bumper mount pad (9); It is the outside of power-transfer clutch adapter plate (17) that last bumper mount pad (9) then is fixed on dynamic fixation framework upper end, and in addition flexible shock-absorber one end button knot is that the outside, the other end of fixed seat (18) is fixed on the following bumper mount pad (14) in dynamic fixation framework lower end; Said bumper mount pad down is connected with damping foot rest (28).
In conjunction with shown in Figure 3, said heat abstractor comprises fan permanent seat (24), electric fan, fans drive belt wheel (4), fan flower wheel (26) and driving band; Its annexation is following: said fan permanent seat (24) is fixed on the fixed seat outside; The flabellum of fan (3) and fan flower wheel are fixed and over against the engine operation cylinder; Fan follower (4) is connected on the fan adapter plate (2); Fans drive belt wheel and engine crankshaft are fixed, and driving band (25) is installed on fans drive belt wheel and the fan flower wheel.
During this practicality is new; The one, with driving engine, power-transfer clutch rigid attachment on the power system fixed frame; The power system fixed frame then is to be connected on the body main frame through the elastic body bumper, has both guaranteed takeoff output accurately and reliably, has realized flexibly connecting of power system and body again; Effectively suppress fuselage resonance, improved fuselage stability; The 2nd, the fans drive belt wheel is set on engine crankshaft; Position in the power system fixed frame outside over against engine cylinder-body is provided with driven pulley, fan structure; Constituted and directly be directed against the heat radiator dedicated of driving engine; Radiating effect when fully having guaranteed depopulated helicopter work has reduced the engine breakdown probability of occurrence.
Claims (3)
1. the multi-purpose unmanned helicopter that can effectively eliminate resonance; Comprise driving engine, power-transfer clutch, power-transfer clutch adapter plate, it is characterized in that: also comprise engine installation seat, fixed side plate, elastic dampers, go up bumper mount pad, following bumper mount pad and heat abstractor;
Said engine installation seat right ends is captiveed joint with two blocks of fixed side plates are terminal respectively; Another end of power-transfer clutch adapter plate and said two blocks of fixed side plates is captiveed joint equally, and engine installation seat, fixed side plate and power-transfer clutch adapter plate constitute the power system fixed frame; Said fixed is installed on the engine installation seat, and it is inboard that said power-transfer clutch is installed in the power-transfer clutch adapter plate;
It is the outside face of power-transfer clutch adapter plate that said elastic body bumper is fixed on dynamic fixation framework upper end through last bumper mount pad, and to be fixed on dynamic fixation framework lower end be that the outside, the other end of fixed plate is fixed on down on the bumper mount pad to flexible shock-absorber one end in addition; Said bumper mount pad down is connected with the damping foot rest.
2. the multi-purpose unmanned helicopter that can effectively eliminate resonance according to claim 1 is characterized in that said heat abstractor comprises fan permanent seat, electric fan, fans drive belt wheel, fan flower wheel and driving band.
3. the multi-purpose unmanned helicopter that can effectively eliminate resonance according to claim 2; It is characterized in that; The annexation of each component part of heat abstractor is following: the fan permanent seat is fixed on the fixed side plate outside, and the fan flower wheel is installed on the fan permanent seat, and electric fan and fan flower wheel are fixed and over against the engine operation cylinder; Fans drive belt wheel and engine crankshaft are fixed, and driving band is installed on fans drive belt wheel and the fan flower wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204835702U CN202414168U (en) | 2011-11-29 | 2011-11-29 | Multipurpose unmanned helicopter capable of effectively removing resonance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204835702U CN202414168U (en) | 2011-11-29 | 2011-11-29 | Multipurpose unmanned helicopter capable of effectively removing resonance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202414168U true CN202414168U (en) | 2012-09-05 |
Family
ID=46738955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204835702U Expired - Fee Related CN202414168U (en) | 2011-11-29 | 2011-11-29 | Multipurpose unmanned helicopter capable of effectively removing resonance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202414168U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590571A (en) * | 2013-10-30 | 2015-05-06 | 安阳全丰航空植保科技有限公司 | Outer-hanging type farm-oriented helicopter engine heat-dissipating device |
| CN105882984A (en) * | 2016-05-24 | 2016-08-24 | 北京浩恒征途航空科技有限公司 | Oil-drive multi-rotor aircraft |
| CN106314790A (en) * | 2015-06-24 | 2017-01-11 | 湖南大学 | Helicopter rotor system with flexible beam structure |
| CN106697304A (en) * | 2017-02-28 | 2017-05-24 | 天峋（常州）智能科技有限公司 | High-reliability aircraft engine mounting mechanism |
| CN106741977A (en) * | 2017-02-09 | 2017-05-31 | 深圳市航宇航空科技有限公司 | A kind of culvert type unmanned vehicle overhead engine direct drives double device for cooling |
| CN106864758A (en) * | 2017-03-02 | 2017-06-20 | 西安天问智能科技有限公司 | A kind of dynamic rotor wing unmanned aerial vehicle engine damping of oil |
| CN114296518A (en) * | 2021-12-02 | 2022-04-08 | 南昌华勤电子科技有限公司 | Split type flexible connection machine case |
-
2011
- 2011-11-29 CN CN2011204835702U patent/CN202414168U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590571A (en) * | 2013-10-30 | 2015-05-06 | 安阳全丰航空植保科技有限公司 | Outer-hanging type farm-oriented helicopter engine heat-dissipating device |
| CN106314790A (en) * | 2015-06-24 | 2017-01-11 | 湖南大学 | Helicopter rotor system with flexible beam structure |
| CN106314790B (en) * | 2015-06-24 | 2018-12-04 | 湖南大学 | A kind of helicopter rotor system with flexible girder construction |
| CN105882984A (en) * | 2016-05-24 | 2016-08-24 | 北京浩恒征途航空科技有限公司 | Oil-drive multi-rotor aircraft |
| CN106741977A (en) * | 2017-02-09 | 2017-05-31 | 深圳市航宇航空科技有限公司 | A kind of culvert type unmanned vehicle overhead engine direct drives double device for cooling |
| CN106697304A (en) * | 2017-02-28 | 2017-05-24 | 天峋（常州）智能科技有限公司 | High-reliability aircraft engine mounting mechanism |
| CN106864758A (en) * | 2017-03-02 | 2017-06-20 | 西安天问智能科技有限公司 | A kind of dynamic rotor wing unmanned aerial vehicle engine damping of oil |
| CN114296518A (en) * | 2021-12-02 | 2022-04-08 | 南昌华勤电子科技有限公司 | Split type flexible connection machine case |
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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: 20120905 Termination date: 20191129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |