CN203345198U - Craft steering wheel provided with umbrella gear mechanism - Google Patents
Craft steering wheel provided with umbrella gear mechanism Download PDFInfo
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- CN203345198U CN203345198U CN 201320132736 CN201320132736U CN203345198U CN 203345198 U CN203345198 U CN 203345198U CN 201320132736 CN201320132736 CN 201320132736 CN 201320132736 U CN201320132736 U CN 201320132736U CN 203345198 U CN203345198 U CN 203345198U
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- steering wheel
- umbrella gear
- control wheel
- transmission device
- craft
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Abstract
The utility model belongs to the field of aircraft control systems, and relates to a craft steering wheel provided with an umbrella gear mechanism. The craft steering wheel comprises a casing, a steering wheel, a transmission device, a transmission mechanism connected with the transmission device, a support connected with the mechanism, an elevator rocker arm as well as an umbrella gear reducing mechanism, wherein the umbrella gear reducing mechanism is connected with the steering wheel and the transmission device respectively. Compared with the prior art, the craft steering wheel is designed into a bar type structure, so that a non-linear relation existing when a steel cable is pulled or pressed is changed, the accuracy infinitesimal displacement transmission is improved, and at the same time, the adjustment period of a steel cable control system is shortened. Deflection scale marks are designed on the steering wheel, so that when the deflection angle is measured after the steering wheel is mounted, a measuring tool is not needed, and the deflection angle is read directly from the deflection scale marks on the steering wheel, so that the designing and manufacturing cost of the tool is saved, and at the same time, the adjustment period of the tool is shortened.
Description
Technical field
The utility model belongs to aircraft maneuvering system field, relates to a kind of umbrella gear mechanism control wheel.
Background technology
" AN-12 service instruction " discloses a kind of aircraft control stick design apparatus.The jociey stick that China medium-sized medium range transporter company manufactures, use the jociey stick in " AN-12 service instruction " fully.This scheme weak point is:
1., when former control wheel cable wire is reconciled, need to, according to different temperature, humidity, adjust the cable tension value, so tension adjustment work be very loaded down with trivial details.
2. the precision of former control wheel control rudder face is low, during due to cable wire tension and pressurized, has nonlinear relationship, causes existing the power transmission error, especially, in the transmittance process of micro-displacement, has the unconverted situation of rudder face aperture, is difficult to realize precisely control rudder face.
3. former control wheel exists quality large, and the quality of former jociey stick is 29.9KG, and weight is unfavorable for greatly the loss of weight of aircraft.
4. after control wheel and related system installation, control wheel need to be measured gyration.Former jociey stick when measuring rotational angle, need to use angle of inclination to measure frock, this frock occurs clamping not strongly solid in the process of using, and causes the deflection angle measured error large, measuring frock needs constantly to adjust and install.
5, mechanism's complexity, abnormal voice occurs often.Flight control system parts major part belongs to movable part, between the maneuvering system movable part, due to reasons such as tightly puckery, impact, oil starvation, frictions, the generation of abnormal voice is arranged often.According to incompletely statistics, only the maneuvering system abnormal voice of individual's eliminating in 2011 is nearly more than 30, and the abnormal voice of jociey stick has accounted for 1/3.
Because jociey stick is the system of aviator in order to direct control aircraft flight, directly affect the whether safety of aircraft flight, jociey stick and aviator's close contact simultaneously, abnormal voice can impact aviator's psychology, so jociey stick has an abnormal voice at every turn, the said firm just organizes a large amount of human and material resources to investigate one by one the sound position, thereby has wasted a large amount of human and material resources.
Summary of the invention
Goal of the invention: a kind of umbrella gear mechanism control wheel that does not adopt the cable control aircraft originally is provided, has saved the cable wire adjustment cycle, can realize micro-displacement control rudder face, improved the precision of jociey stick control rudder face.
Technical scheme: a kind of umbrella gear mechanism control wheel, comprise housing 1, control wheel 2, driving device 3, the transmission device 4 be connected with driving device 3 and the bearing 5 be connected with structure, elevating rudder rocking arm 6, describedly also comprise a umbrella tooth speed reduction gearing 7, described umbrella tooth speed reduction gearing 7 is connected with control wheel 2 and driving device 3 respectively.
Described transmission device 4 is link transmission or rocking arm.
Be provided with a calibrated disc 8 on described housing 1.
Beneficial effect: compared with prior art, the utility model is designed to bar type structure by control wheel, while having changed cable wire tension and pressurized, has nonlinear relationship, saves the cable control system adjustment cycle when having improved the precision of micro-displacement transmission.Design control wheel deflection scale mark, while therefore after the control wheel installation, measuring deflection angle, do not need the frock of measuring, the angle of deflection directly reads from the deflection scale mark of control wheel, thereby saved the design and manufacture cost of frock, saved the frock adjustment cycle simultaneously.Save the expense that Fixture Design is manufactured, shortened the frock adjustment cycle simultaneously, saved human cost.The utility model has been simplified framing member and the movable part quantity of jociey stick, has reduced the possibility of potential sound source, improves user satisfaction simultaneously.
The accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model front elevation;
Fig. 3 is the speed reduction gearing partial enlarged drawing;
Fig. 4 is former jociey stick schematic diagram.
Wherein, 1-housing, 2-control wheel, 3-drive link, 4-transmission device, 5-speed reduction gearing, 6-elevating rudder rocking arm, 8-calibrated disc.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details, refers to Fig. 1 to Fig. 4.
As shown in Figure 1, a kind of umbrella gear mechanism control wheel, comprise housing 1, control wheel 2, driving device 3, transmission device 4, bearing 5, elevating rudder rocking arm 6, umbrella tooth speed reduction gearing 7, calibrated disc 8, described umbrella tooth speed reduction gearing 7 is connected with driving device 3 with control wheel 2 respectively.Described housing 1 is the supporting construction of whole system, control wheel 2 transmits aviator's actuating force, one end is unsettled, the other end is connected by bearing with umbrella tooth speed reduction gearing 7, driving device 3 one ends are connected with umbrella tooth speed reduction gearing 7, one end and transmission device 4 are spirally connected by universal knot, transmission device 4 one ends and driving device 3 are spirally connected by universal knot, the other end and aircraft aileron control mechanism are spirally connected, bearing 5 is connecting elements of the present utility model, one end is connected with aircraft structure, one end is connected with transmission device 4 with driving device 3 respectively by bearing, elevating rudder rocking arm 6 one ends are connected with housing 1, one end and aircraft evelvator mechanism are spirally connected, calibrated disc 8 is fixed on housing 1, in order to indicate the deflection angle of control wheel.
Operating aircraft aileron function implementation procedure is as follows:
Aviator's cw or while rotating counterclockwise control wheel 2, umbrella tooth speed reduction gearing 7 rotates thereupon, drive driving device 3 and transmission device 4 cws or rotate counterclockwise, and realizes controlling aileron.
Operate lifting rudder function implementation procedure is as follows:
Push away before the aviator or during post-tensioning control wheel 2, the point that control wheel housing 1 is connected with housing 1 around bearing 5 rotates, drive elevating rudder rocking arm 6 and do crankmotion, realize the function of operate lifting rudder.
Compared with prior art, the utility model is designed to bar type structure by control wheel, while having changed cable wire tension and pressurized, has nonlinear relationship, saves the cable control system adjustment cycle when having improved the precision of micro-displacement transmission.Design control wheel deflection scale mark, while therefore after the control wheel installation, measuring deflection angle, do not need the frock of measuring, the angle of deflection directly reads from the deflection scale mark of control wheel, thereby saved the design and manufacture cost of frock, saved the frock adjustment cycle simultaneously.Save the expense that Fixture Design is manufactured, shortened the frock adjustment cycle simultaneously, saved human cost.The utility model has been simplified framing member and the movable part quantity of jociey stick, has reduced the possibility of potential sound source, improves user satisfaction simultaneously.
Claims (3)
1. a umbrella gear mechanism control wheel, comprise housing [1], control wheel [2], driving device [3], the transmission device [4] be connected with driving device [3] and the bearing [5] be connected with structure, elevating rudder rocking arm [6], it is characterized in that, the described umbrella tooth speed reduction gearing [7] that also comprises, described umbrella tooth speed reduction gearing [7] is connected with control wheel [2] and driving device [3] respectively.
2. a kind of umbrella gear mechanism control wheel according to claim 1, is characterized in that, described transmission device [4] is link transmission or rocking arm.
3. a kind of umbrella gear mechanism control wheel according to claim 2, is characterized in that, is provided with a calibrated disc [8] on described housing [1].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320132736 CN203345198U (en) | 2013-03-21 | 2013-03-21 | Craft steering wheel provided with umbrella gear mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320132736 CN203345198U (en) | 2013-03-21 | 2013-03-21 | Craft steering wheel provided with umbrella gear mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203345198U true CN203345198U (en) | 2013-12-18 |
Family
ID=49745124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320132736 Expired - Lifetime CN203345198U (en) | 2013-03-21 | 2013-03-21 | Craft steering wheel provided with umbrella gear mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203345198U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539813A (en) * | 2015-12-29 | 2016-05-04 | 佛山市神风航空科技有限公司 | Aircraft operating device |
| CN105848996A (en) * | 2014-01-23 | 2016-08-10 | 伍德沃德Mpc股份有限公司 | Line replaceable, fly-by-wire control column and control wheel assemblies with a centrally connected line replaceable disconnect and autopilot assembly |
| CN112278146A (en) * | 2020-09-27 | 2021-01-29 | 郑州海王实业有限公司 | Gear type wing-in-ground effect ship aileron control system with smaller idle stroke |
| CN113911320A (en) * | 2021-10-09 | 2022-01-11 | 中国商用飞机有限责任公司 | Steering wheel mechanism |
-
2013
- 2013-03-21 CN CN 201320132736 patent/CN203345198U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105848996A (en) * | 2014-01-23 | 2016-08-10 | 伍德沃德Mpc股份有限公司 | Line replaceable, fly-by-wire control column and control wheel assemblies with a centrally connected line replaceable disconnect and autopilot assembly |
| CN105848996B (en) * | 2014-01-23 | 2018-12-04 | 伍德沃德Mpc股份有限公司 | Field changeable with center connection cuts off automatic Pilot control-rod with the field changeable of automatic Pilot component, being remotely controlled and control wheel assembly |
| CN105539813A (en) * | 2015-12-29 | 2016-05-04 | 佛山市神风航空科技有限公司 | Aircraft operating device |
| CN105539813B (en) * | 2015-12-29 | 2017-05-10 | 佛山市神风航空科技有限公司 | Aircraft operating device |
| CN112278146A (en) * | 2020-09-27 | 2021-01-29 | 郑州海王实业有限公司 | Gear type wing-in-ground effect ship aileron control system with smaller idle stroke |
| CN113911320A (en) * | 2021-10-09 | 2022-01-11 | 中国商用飞机有限责任公司 | Steering wheel mechanism |
| CN113911320B (en) * | 2021-10-09 | 2024-05-14 | 中国商用飞机有限责任公司 | Steering wheel mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |