CN108016609A - A kind of undercarriage having the function of from slip - Google Patents
A kind of undercarriage having the function of from slip Download PDFInfo
- Publication number
- CN108016609A CN108016609A CN201810005689.5A CN201810005689A CN108016609A CN 108016609 A CN108016609 A CN 108016609A CN 201810005689 A CN201810005689 A CN 201810005689A CN 108016609 A CN108016609 A CN 108016609A
- Authority
- CN
- China
- Prior art keywords
- load sleeve
- slip
- bearing block
- dual
- function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 210000001015 abdomen Anatomy 0.000 claims abstract description 4
- 230000006870 function Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/34—Alighting gear characterised by elements which contact the ground or similar surface wheeled type, e.g. multi-wheeled bogies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/34—Alighting gear characterised by elements which contact the ground or similar surface wheeled type, e.g. multi-wheeled bogies
- B64C25/36—Arrangements or adaptations of wheels, tyres or axles in general
Abstract
The invention discloses a kind of undercarriage having the function of from slip, its key points of the technical solution are that：Including the running gear for being arranged on the load sleeve at aircraft lower abdomen position and being assemblied in below load sleeve, the running gear includes two symmetrically arranged wheels, driving device is equipped with the load sleeve, driving device includes the wheel of driving two dual-axle motor rotated and two output shafts for connecting dual-axle motor respectively with two groups of transmission devices with two wheels, has reached the effect for making aircraft without that can carry out ground running under exterior draw.
Description
Technical field
The present invention relates to a kind of undercarriage having the function of from slip.
Background technology
Undercarriage is exactly that aircraft is parked on ground, slided, takeoff and anding is slided and is used to support aircraft gravity when running, and is born corresponding
The device of load.Undercarriage generally comprises load pillar, damper, wheel and brake with pneumatic tire.Load branch
Wheel and damper are connected on body by column；The impact force of aircraft is faced when damper can absorb aircraft landing；Wheel
Main function be ground support aircraft weight, reduce aircraft floor movement resistance, absorb aircraft landing and ground fortune
Part when dynamic hits kinetic energy；Brake can brake wheel；The top of load sleeve is provided with jack, receives
Undercarriage is received undercarriage within wing or fuselage by laying mechanism during aircraft flies in the air, can reduce flight
To obtain good aeroperformance, when aircraft landing, will gear down come resistance again.Aircraft is by its spray in ground running
For the propulsive thrust that gas engine or propeller make air come what is realized, the fuel oil of consumption is more, therefore on the ground of non-power-assisted of taking off
During the walking states of face（Such as aircraft is transferred to race start）, usually aircraft is drawn to destination using tractor.
But using exterior tractor towing aircraft carry out bottom surface walking mode make the ground running of aircraft operate compared with
To be cumbersome, and efficiency is more low.
The content of the invention
The object of the present invention is to provide a kind of undercarriage having the function of from slip, can make aircraft without in outside
Ground running can be carried out under traction.
The present invention above-mentioned technical purpose technical scheme is that：It is a kind of to have the function of from slip
Undercarriage, including the load sleeve at aircraft lower abdomen position and the running gear being assemblied in below load sleeve are arranged on,
The running gear includes two symmetrically arranged wheels, is equipped with driving device on the load sleeve, driving device includes
The two of the dual-axle motor of the wheel rotation of driving two and respectively two output shafts of connection dual-axle motor and two wheels
Group transmission device.
By using above-mentioned technical proposal, wheel is driven to rotate by transmission device using dual-axle motor, so that aircraft
In the case of without exterior traction ground running is realized by the wheel of itself undercarriage.
Further, the running gear further includes the two-way bearing block being connected horizontally on below load sleeve, described double
Shaft is rotatably connected on to bearing block, two wheels are connected to the both ends of the shaft, the shaft and wheel
Between be provided with clutch.
Further, the running gear further includes piston rod of the sliding plug in load sleeve, the two-way bearing
Seat is fixedly connected on the end of piston rod, and damper, the both ends of damper are also associated between two-way bearing block and load sleeve
It is respectively hinged on two-way bearing block and load sleeve.
By using above-mentioned technical proposal, in aircraft landing, wheel and piston rod can upward micro-shifting, and using subtracting
Shake device and absorb aircraft and the kinetic energy of ground shock, prevent undercarriage to be damaged with aircraft.
Further, the transmission device is chain and sprocket driving device, it includes the active with the output axis connection of dual-axle motor
Sprocket wheel, the fixed driven sprocket being set in the shaft and the driving chain of connection drive sprocket and driven sprocket.
By using above-mentioned technical proposal, the power of dual-axle motor is sent to wheel to drive using chaindriven mode
Wheel rotates, and chaindriven transmission is relatively stable, and driving chain can bear larger pulling force.
Further, sliding sleeve is equipped with loading plate on the load sleeve, and the dual-axle motor is fixed on loading plate, institute
State and supporting rod is connected between the lower face of loading plate and two-way bearing block, the both ends of the supporting rod lower face with loading plate respectively
It is fixedly connected with two-way bearing block.
By using above-mentioned technical proposal, when wheel shifts up, two-way bearing block promotes loading plate by supporting rod
Axially sync up and move along load sleeve, so that the distance between drive sprocket and driven sprocket remain unchanged, avoid
The loosening that driving chain is likely to occur.
Further, the top of the load sleeve is provided with jack.
By using above-mentioned technical proposal, jack is used to whole undercarriage is received machine during aircraft flight
Within body, flight resistance can be reduced to obtain good aeroperformance, when aircraft landing will gear down come again.
Further, the transmission device is gear drive, it includes the master with the output axis connection of dual-axle motor
Moving gear and the fixed driven gear being set in the shaft.
By using above-mentioned technical proposal, the power of dual-axle motor is sent to wheel to drive using gear-driven mode
Motivation wheel rotates, and gear-driven transmission is relatively stable, and can allow for larger rotating speed.
In conclusion the invention has the advantages that：By assembling driving device on undercarriage, twin shaft electricity is utilized
Machine drives wheel to rotate by transmission device, so that aircraft relies on the machine of itself undercarriage in the case of without exterior traction
Wheel realizes ground running, and easy to operate and efficiency is of a relatively high.
Brief description of the drawings
Fig. 1 is the integral position schematic diagram for having the function of the undercarriage from slip；
Fig. 2 is the overall structure diagram of embodiment one；
Fig. 3 is the rearview of embodiment one；
Fig. 4 is the overall structure diagram of embodiment two.
In figure, 1, load sleeve；11st, jack；12nd, loading plate；121st, supporting rod；2nd, running gear；21st, two-way axis
Bearing；22nd, wheel；221st, shaft；222nd, clutch；23rd, piston rod；24th, damper；3rd, driving device；31st, dual-axle motor；
32nd, transmission device；321st, drive sprocket；322nd, driven sprocket；323rd, driving chain；324th, driving gear；325th, driven gear.
Embodiment
The present invention is described in further detail below in conjunction with attached drawing.The identical reference numeral of wherein identical parts
Represent.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down", " bottom surface " and
" top surface " refers to the direction in attached drawing, and word " interior " and " outer " are referred respectively to towards or away from particular elements geometric center
Direction.
Embodiment one：A kind of undercarriage having the function of from slip, as shown in Figure 1, including being arranged on aircraft lower abdomen
The load sleeve 1 at position, the running gear 2 of lower section and the driving dress of the driving walking of running gear 2 for being assemblied in load sleeve 1
Put 3.
As shown in Figures 2 and 3, load sleeve 1 is the primary load-carrying members of undercarriage, and its upper part is provided with jack 11,
Jack 11 is used to receive whole undercarriage within fuselage during aircraft flight, can reduce flight resistance to obtain
Good aeroperformance, when aircraft landing, will gear down come again.Being horizontally disposed with load sleeve 1 has loading plate 12 to be used for
Driving device 3 is installed（As shown in Figure 1）.
Running gear 2 includes the two-way bearing block 21 for being connected horizontally on the lower section of load sleeve 1 and respectively rolling assembling
Two wheels 22 at the both ends of two-way bearing block 21.Shaft 221 is rotatably connected on two-way bearing block 21, two wheels 22 divide
Not being connected to the both ends of shaft 221 can simultaneously rotate with shaft 221.Clutch 222 is provided between shaft 221 and wheel 22, when
When aircraft landing or dependence engine takeoff run-up, wheel 22 is separated with shaft 221 using clutch 222 and be freely rotated.
Pneumatic tire is arranged with wheel 22, part when can absorb aircraft landing and ground motion hits kinetic energy（Such as Fig. 1 institutes
Show）.
Running gear 2 further includes piston rod 23 of the sliding plug in load sleeve 1, and two-way bearing block 21 is fixedly connected on
The end of piston rod 23 can simultaneously be moved up and down with piston rod 23 along the axial direction of load sleeve 1, two-way bearing block 21 and load sleeve 1
Between be connected with damper 24, the both ends of damper 24 be respectively hinged at two-way bearing block 21 with load sleeve 1.By above-mentioned
Set, in aircraft landing, absorb aircraft and the kinetic energy of ground shock using damper 24, prevent undercarriage to be damaged with aircraft.
Driving device 3 includes the dual-axle motor 31 being fixedly mounted on loading plate 12 and connection dual-axle motor 31 and wheel
22 transmission device 32.Two output shafts of dual-axle motor 31 are connected with corresponding two wheels 22 respectively.
Transmission device 32 is equipped with two groups, connects two output shafts of dual-axle motor 31 and corresponding two wheels respectively
22.Transmission device 32 is chain and sprocket driving device, it includes drive sprocket 321, the fixing sleeve with the output axis connection of dual-axle motor 31
The driven sprocket 322 and the driving chain 323 of connection drive sprocket 321 and driven sprocket 322 being located in the shaft 221.
Retarder is additionally provided between the output shaft of drive sprocket 321 and dual-axle motor 31.Walk on the ground when needing driving aircraft
When, start dual-axle motor 31, and drive wheel 22 to rotate by transmission device 32.
In aircraft landing, wheel 22 is with ground there are certain shock, and at this time, wheel 22 and two-way bearing block 21 exist
Axially upwards displacement of the piston rod 23 along load sleeve 1 can be driven under impact force, to prevent from being arranged when wheel 22 shifts up
Loosen with the driving chain 323 on drive sprocket 321 in driven sprocket 322 and even come off, loading plate 12 is slidably connected at and is held
On power sleeve 1, and supporting rod 121, supporting rod are fixedly installed between the lower face of loading plate 12 and two-way bearing block 21
121 both ends are fixedly connected with the lower face of loading plate 12 with two-way bearing block 21 respectively.It is two-way when wheel 22 shifts up
Bearing block 21 promotes loading plate 12 to be synchronized with the movement axially upwards along load sleeve 1 by supporting rod 121, so that drive sprocket
321 remain unchanged with the distance between driven sprocket 322, avoid the loosening that driving chain 323 is likely to occur.
Embodiment two：As shown in figure 4, it is that transmission device 32 is gear drive with the difference of embodiment one,
It include with the driving gear 324 of the output axis connection of dual-axle motor 31 and it is fixed be set in it is in the shaft 221 and with
The driven gear 325 that driving gear 324 engages.Gear-driven transmission is relatively stable, and can allow for larger rotating speed.
When aircraft is in ground running, start dual-axle motor 31, drive wheel 22 to rotate by transmission device 32 and then make
Whole aircraft carries out ground running under without exterior traction.
This specific embodiment is only explanation of the invention, it is not limitation of the present invention, people in the art
Member as needed can make the present embodiment the modification of no creative contribution after this specification is read, but as long as at this
All protected in the right of invention be subject to Patent Law.
Claims (7)
1. a kind of undercarriage having the function of from slip, including it is arranged on the load sleeve at aircraft lower abdomen position（1）And
It is assemblied in load sleeve（1）The running gear of lower section（2）, the running gear（2）Including two symmetrically arranged wheels（22）,
It is characterized in that：The load sleeve（1）On be equipped with driving device（3）, driving device（3）Including driving two wheels
（22）The dual-axle motor of rotation（31）Dual-axle motor is connected respectively（31）Two output shafts and two wheels（22）Two groups of biographies
Dynamic device（32）.
2. the undercarriage according to claim 1 having the function of from slip, it is characterized in that：The running gear（2）
Further include and be connected horizontally on load sleeve（1）The two-way bearing block of lower section（21）, the two-way bearing block（21）Upper rotation connection
There is shaft（221）, two wheels（22）It is connected to the shaft（221）Both ends, the shaft（221）With wheel
（22）Between be provided with clutch（222）.
3. the undercarriage according to claim 2 having the function of from slip, it is characterized in that：The running gear（2）
Sliding plug is further included in load sleeve（1）Interior piston rod（23）, the two-way bearing block（21）It is fixedly connected on piston rod
（23）End, two-way bearing block（21）With load sleeve（1）Between be also associated with damper（24）, damper（24）Both ends
It is respectively hinged at two-way bearing block（21）With load sleeve（1）On.
4. the undercarriage according to claim 3 having the function of from slip, it is characterized in that：The transmission device（32）
For chain and sprocket driving device, it includes and dual-axle motor（31）Output axis connection drive sprocket（321）, fixed be set in described turn
Axis（221）On driven sprocket（322）And connection drive sprocket（321）With driven sprocket（322）Driving chain（323）.
5. the undercarriage according to claim 4 having the function of from slip, it is characterized in that：The load sleeve（1）
Upper sliding sleeve is equipped with loading plate（12）, the dual-axle motor（31）It is fixed on loading plate（12）On, the loading plate（12）Under
End face and two-way bearing block（21）Between be connected with supporting rod（121）, supporting rod（121）Both ends respectively with loading plate（12）'s
Lower face and two-way bearing block（21）It is fixedly connected.
6. the undercarriage according to claim 1 having the function of from slip, it is characterized in that：The load sleeve（1）
Top be provided with jack（11）.
7. the undercarriage according to claim 3 having the function of from slip, it is characterized in that：The transmission device（32）
For gear drive, it includes and dual-axle motor（31）Output axis connection driving gear（324）And fixation is set in
The shaft（221）On and and driving gear（324）The driven gear of engagement（325）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810005689.5A CN108016609B (en) | 2018-01-03 | 2018-01-03 | Aircraft landing gear with self-sliding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810005689.5A CN108016609B (en) | 2018-01-03 | 2018-01-03 | Aircraft landing gear with self-sliding function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108016609A true CN108016609A (en) | 2018-05-11 |
| CN108016609B CN108016609B (en) | 2024-03-19 |
Family
ID=62072548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810005689.5A Active CN108016609B (en) | 2018-01-03 | 2018-01-03 | Aircraft landing gear with self-sliding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108016609B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109110112A (en) * | 2018-08-18 | 2019-01-01 | 晨龙飞机（荆门）有限公司 | A kind of aircraft run-up wheel |
| WO2021092743A1 (en) * | 2019-11-12 | 2021-05-20 | 中国商用飞机有限责任公司 | Bogie landing gear and aircraft comprising same |
| CN114104272A (en) * | 2021-12-31 | 2022-03-01 | 中国商用飞机有限责任公司 | Aircraft landing gear |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897325A (en) * | 2011-07-27 | 2013-01-30 | 霍尼韦尔国际公司 | Aircraft taxi system including drive chain |
| US20150151835A1 (en) * | 2013-12-04 | 2015-06-04 | Isaiah W. Cox | Load Transfer in a Powered Aircraft Drive Wheel |
| CN204750559U (en) * | 2015-05-20 | 2015-11-11 | 唐学智 | Undercarriage with wheel drive arrangement |
| US20170001718A1 (en) * | 2014-03-14 | 2017-01-05 | Airbus Operations Limited | Landing gear drive system and method |
| CN207997977U (en) * | 2018-01-03 | 2018-10-23 | 冯政元 | A kind of undercarriage having from slip function |
-
2018
- 2018-01-03 CN CN201810005689.5A patent/CN108016609B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897325A (en) * | 2011-07-27 | 2013-01-30 | 霍尼韦尔国际公司 | Aircraft taxi system including drive chain |
| US20150151835A1 (en) * | 2013-12-04 | 2015-06-04 | Isaiah W. Cox | Load Transfer in a Powered Aircraft Drive Wheel |
| US20170001718A1 (en) * | 2014-03-14 | 2017-01-05 | Airbus Operations Limited | Landing gear drive system and method |
| CN204750559U (en) * | 2015-05-20 | 2015-11-11 | 唐学智 | Undercarriage with wheel drive arrangement |
| CN207997977U (en) * | 2018-01-03 | 2018-10-23 | 冯政元 | A kind of undercarriage having from slip function |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109110112A (en) * | 2018-08-18 | 2019-01-01 | 晨龙飞机（荆门）有限公司 | A kind of aircraft run-up wheel |
| WO2021092743A1 (en) * | 2019-11-12 | 2021-05-20 | 中国商用飞机有限责任公司 | Bogie landing gear and aircraft comprising same |
| CN114104272A (en) * | 2021-12-31 | 2022-03-01 | 中国商用飞机有限责任公司 | Aircraft landing gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108016609B (en) | 2024-03-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207997977U (en) | A kind of undercarriage having from slip function | |
| JP6470798B2 (en) | System for motorizing wheels connected to a suspension system | |
| RU2509685C2 (en) | Aircraft chassis and chassis nose landing gear assy | |
| CN102574581B (en) | Aircraft landing gear | |
| CN108016609A (en) | A kind of undercarriage having the function of from slip | |
| US9211948B2 (en) | Between-wheel bogie mounted taxi system | |
| CN106347049A (en) | Wheel position changing device of electric vehicle and flying-driving electric vehicle | |
| US20170058971A1 (en) | Landing gear with a bi-directional clutch | |
| CN101007531A (en) | Half-track air cushion vehicle | |
| CN201195485Y (en) | Three operating flying car | |
| US20220363115A1 (en) | Axle assembly for frame rail vehicles | |
| CN103448530B (en) | A kind of wheel hub drive | |
| CN213861753U (en) | But hovercar of VTOL | |
| CN211195704U (en) | Time-sharing driving wheel propeller device and air-ground dual-purpose carrier with same | |
| CN100497072C (en) | Planet wheel for planet vehicle | |
| CN107878775A (en) | Aircraft floor slides wheel drive system | |
| CN105480038A (en) | Novel land-air automobile system | |
| US3042130A (en) | Ground mover and retriever vehicle for airplanes | |
| CN104015860B (en) | A kind of energy-saving power-boost carry device for bicycle or battery-driven car | |
| CN107499406A (en) | Climb building walking mechanism and the balance car with the mechanism | |
| CN204432394U (en) | A kind of traction system realizing four wheel drive before and after trac. | |
| CN101982337A (en) | Tractor for loading nursery stock | |
| CN116135699A (en) | Integrated green sliding driving device | |
| CN105620273A (en) | Hydraulic auxiliary driving axle and using method thereof | |
| CN102442384A (en) | Falling preventive electric vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |