CN109131847A - A kind of undercarriage of simple and reliable formula - Google Patents
A kind of undercarriage of simple and reliable formula Download PDFInfo
- Publication number
- CN109131847A CN109131847A CN201810756609.XA CN201810756609A CN109131847A CN 109131847 A CN109131847 A CN 109131847A CN 201810756609 A CN201810756609 A CN 201810756609A CN 109131847 A CN109131847 A CN 109131847A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- plate
- undercarriage
- support column
- column
- 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.)
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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
- B64C25/36—Arrangements or adaptations of wheels, tyres or axles in general
-
- 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
- B64C25/58—Arrangements or adaptations of shock-absorbers or springs
- B64C25/62—Spring shock-absorbers; Springs
Abstract
The invention discloses a kind of undercarriages of simple and reliable formula, including fixed plate, two sides at the top of fixed plate are fixedly connected sequentially from left to right and have the first support column and the second support column, first connecting rod is fixedly connected at the top of two the first support column opposite sides, the surface pivots of first connecting rod are connected with hydraulic telescopic rod, two opposite sides of the second support column are fixedly connected to the first connecting plate, first connecting plate is fixedly connected with the second connecting column between opposite side, and the present invention relates to undercarriage technical fields.The undercarriage of the simple and reliable formula, the position of two side wheels is not arranged on the same straight line, it can be in the case where previous idler wheel falls into ground, the latter idler wheel continues on, it is simple and reliable, existing Landing Gear Design is solved the case where the smooth situation of some Uneven roads is easy to appear damage, brings huge potential danger to the landing of aircraft, the problem of making the life security of passenger cannot ensure.
Description
Technical field
The present invention relates to undercarriage technical field, specially a kind of undercarriage of simple and reliable formula.
Background technique
Undercarriage, which is exactly aircraft, which to be parked on ground, slides, takeoff and anding is sliding is used to support aircraft gravity when running, and bears corresponding
The device of load, any artificial aircraft have a process to lift off, and in addition to disposable rocket-powered missile and
Except the spacecraft for not needing recycling, most aircraft suffer from land or recovery stage.For aircraft, realize this together
The device for flying landing (the taking-off and landing process of aircraft) function is mainly exactly undercarriage.In the past, due to the flight speed of aircraft
To spend low, requirement to Aerodynamic Configuration of Aireraft is not very stringent, therefore the undercarriage of aircraft is all made of fixed bracket and wheel,
Very high technology has not been needed for manufacture in this way, when aircraft flight in the sky, undercarriage is still exposed to except fuselage,
With the continuous improvement of aircraft flight speed, aircraft spans the obstacle of velocity of sound soon, since the resistance of flight is with flight
The increase of speed and sharply increase, at this moment, be exposed to the aeroperformance that outer undercarriage has just seriously affected aircraft, hinder winged
Scanning frequency degree further increases, and therefore, people just have devised retractable undercarriage.
Existing Landing Gear Design can be slided normally on flat road surface, but the situation smooth in some Uneven roads
The case where being easy to appear undercarriage damage, brings huge potential danger to the landing of aircraft, obtains the life security of passenger
Less than guarantee.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of undercarriage of simple and reliable formula, existing is solved
Erection meter is fallen the case where the smooth situation of some Uneven roads is easy to appear damage, is brought to the landing of aircraft huge potential
Danger, the problem of ensureing passenger survival cannot safely.
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of undercarriage of simple and reliable formula,
Including fixed plate, the two sides at the top of the fixed plate are fixedly connected sequentially from left to right the first support column and the second support
Column is fixedly connected with first connecting rod, the surface of the first connecting rod at the top of two the first support column opposite sides
It is rotatably connected to hydraulic telescopic rod, two opposite sides of second support column are fixedly connected to the first connecting plate, described
The second connecting column, one end of the hydraulic telescopic rod and the second connecting column are fixedly connected between the opposite side of first connecting plate
Surface pivots connection, and the two sides on the second connecting column surface are rotatably connected to the second connecting plate, two first supports
The bottom of column opposite side is rotatably connected to third connecting plate, and one end of the third connecting plate is fixedly connected with third connection
One end of column, second connecting plate is connect with the surface pivots of third connecting column, and the surface pivots of the third connecting column connect
It is connected to convex block, the bottom of the convex block is fixedly connected with support plate, and the two sides of the support plate bottom are fixedly connected to first
Clamping plate, the internal slide of the first clamping plate are connected with second clamping plate, and the inner surface of the second clamping plate is fixedly connected with cross bar,
The surface pivots of the cross bar are connected with turning rolls, and the side of the turning rolls is rotatably connected to idler wheel.
Preferably, the inner surface of the first clamping plate offers sliding slot, and the inner surface of the sliding slot slidably connects transverse slat,
It is fixedly connected at the top of the bottom of the transverse slat and second clamping plate.
Preferably, the first spring, one end of first spring and first clamping plate are fixedly connected at the top of the transverse slat
It is fixedly connected at the top of inner surface.
Preferably, connecting plate, the top of the connecting plate are fixedly connected between the opposite side of two turning rolls
It is rotatably connected to the first rotating plate, the bottom of the support plate is fixedly connected with the second rotating plate.
Preferably, the bottom of second rotating plate and the top of the first rotating plate are rotatablely connected.
Preferably, the side of first rotating plate is fixedly connected with second spring, one end of the second spring and second
The side of rotating plate is fixedly connected.
Beneficial effect
The present invention provides a kind of undercarriages of simple and reliable formula.Have it is following the utility model has the advantages that
(1), the undercarriage of the simple and reliable formula, being fixedly connected sequentially from left to right by the two sides at the top of fixed plate has
One support column and the second support column, are fixedly connected to first connecting rod at the top of two the first support column opposite sides, and first
The surface pivots of connecting rod are connected with hydraulic telescopic rod, and two opposite sides of the second support column are fixedly connected to the first connection
Plate is fixedly connected with the second connecting column, one end of hydraulic telescopic rod and the second connecting column between the opposite side of the first connecting plate
Surface pivots connection, and the two sides on the second connecting column surface are rotatably connected to the second connecting plate, two the first support column phases
Third connecting plate is rotatably connected to the bottom of side, one end of third connecting plate is fixedly connected with third connecting column, and second
One end of connecting plate is connect with the surface pivots of third connecting column, and the surface pivots of third connecting column are connected with convex block, convex block
Bottom is fixedly connected with support plate, and the two sides of support plate bottom are fixedly connected to first clamping plate, the internal slide of first clamping plate
It is connected with second clamping plate, the inner surface of second clamping plate is fixedly connected with cross bar, and the surface pivots of cross bar are connected with turning rolls, idler wheel
The side of frame is rotatably connected to idler wheel, and there are four idler wheels, and the position of two side wheels is not arranged on the same straight line, can be previous
In the case that idler wheel falls into ground, the latter idler wheel is continued on, simple and reliable, solves existing Landing Gear Design some
The case where smooth situation of Uneven road is easy to appear damage brings huge potential danger to the landing of aircraft, makes passenger's
The problem of life security cannot ensure.
(2), the undercarriage of the simple and reliable formula, by being fixedly connected with connection between the opposite side of two turning rolls
Plate is rotatably connected to the first rotating plate at the top of connecting plate, and the bottom of support plate is fixedly connected with the second rotating plate, the bottom of the second rotating plate
The top of portion and the first rotating plate is rotatablely connected, and cooperates the setting of second spring, can during idler wheel is advanced to idler wheel into
Row elastic shock attenuation avoids the moment on idler wheel and ground because the case where undercarriage damage occurs in huge impact force.
Detailed description of the invention
Fig. 1 is the appearance diagram of structure of the invention；
Fig. 2 is the side view of structure of the invention.
In figure: 1-fixed plate, the 2-the first support column, the 3-the second support column, 4-first connecting rods, 5-hydraulically extensibles
Bar, the 6-the first connecting plate, the 7-the second connecting column, the 8-the second connecting plate, 9-third connecting plates, 10-third connecting columns,
11-convex blocks, 12-support plates, 13-first clamping plates, 14-second clamping plates, 15-cross bars, 16-turning rolls, 17-idler wheels,
18-sliding slots, 19-transverse slats, the 20-the first spring, 21-connecting plates, the 22-the first rotating plate, the 23-the second rotating plate, 24-the second
Spring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution referring to FIG. 1-2: a kind of undercarriage of simple and reliable formula, including fixed plate
1, the two sides at 1 top of fixed plate are fixedly connected sequentially from left to right and have the first support column 2 and the second support column 3, and two first
First connecting rod 4 is fixedly connected at the top of 2 opposite side of support column, the surface pivots of first connecting rod 4 are connected with hydraulic
Telescopic rod 5, two opposite sides of the second support column 3 are fixedly connected to the first connecting plate 6, the first connecting plate 6 it is opposite one
The second connecting column 7 is fixedly connected between side, one end of hydraulic telescopic rod 5 is connect with the surface pivots of the second connecting column 7, and the
The two sides on two connecting columns, 7 surface are rotatably connected to the second connecting plate 8, and the bottom of two 2 opposite sides of the first support column turns
Dynamic to be connected with third connecting plate 9, one end of third connecting plate 9 is fixedly connected with third connecting column 10, one end of the second connecting plate 8
It is connect with the surface pivots of third connecting column 10, the surface pivots of third connecting column 10 are connected with convex block 11, the bottom of convex block 11
It is fixedly connected with support plate 12, the two sides of 12 bottom of support plate are fixedly connected to first clamping plate 13, the inside of first clamping plate 13
Second clamping plate 14 is slidably connected, the inner surface of first clamping plate 13 offers sliding slot 18, and the inner surface of sliding slot 18 slidably connects
Transverse slat 19, the top of transverse slat 19 are fixedly connected with the first spring 20, one end and 13 inner surface of first clamping plate of the first spring 20
Top is fixedly connected, and the bottom of transverse slat 19 is fixedly connected with the top of second clamping plate 14, and the inner surface of second clamping plate 14 is fixed to be connected
It is connected to cross bar 15, the surface pivots of cross bar 15 are connected with turning rolls 16, and two turning rolls 16 are fixedly connected between opposite side
There is connecting plate 21, the top of connecting plate 21 is rotatably connected to the first rotating plate 22, and the bottom of support plate 12 is fixedly connected with second turn
The top of plate 23, the bottom of the second rotating plate 23 and the first rotating plate 22 is rotatablely connected, and is cooperated the setting of second spring 24, can rolled
Wheel 17 carries out elastic shock attenuation to idler wheel 17 during advancing, and avoids the moment of idler wheel 4 and ground because huge impact force goes out
The case where existing undercarriage damage, the side of the first rotating plate 22 are fixedly connected with second spring 24, one end of second spring 24 and the
The side of two rotating plates 23 is fixedly connected, and the side of turning rolls 16 is rotatably connected to idler wheel 17, and there are four idler wheels 17, two side wheels 17
Position be not arranged on the same straight line, can be in the case where previous idler wheel 17 falls into ground, the latter idler wheel 17 is after continuing
Into, it is simple and reliable, it solves existing Landing Gear Design the case where the smooth situation of some Uneven roads is easy to appear damage, gives
The problem of landing of aircraft brings huge potential danger, and making the life security of passenger cannot ensure.
In use, start switch, hydraulic telescopic rod 5 is moved, and pushes the second connecting column 7, by the second connecting plate 8 by convex block
11 release, and idler wheel 17 and ground face contact, turning rolls 16, which squeezes cross bar 15, moves upwards second clamping plate 14, and second clamping plate 14 squeezes
Transverse slat 19, transverse slat 19 squeeze the first spring 20, and idler wheel 17 continues on the ground, when Uneven road is smooth, previous idler wheel 17
It contacts first, squeezes the first rotating plate 22, the first rotating plate 22 squeezes second spring 20, anti-work of the idler wheel 17 in second spring 20
It firmly continues on down, when previous idler wheel 17 falls into road surface, the latter idler wheel 17 is continued on.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of undercarriage of simple and reliable formula, including fixed plate (1), it is characterised in that: the two sides at the top of the fixed plate (1)
Being fixedly connected sequentially from left to right has the first support column (2) and the second support column (3), two the first support column (2) phases
To being fixedly connected at the top of side first connecting rod (4), the surface pivots of the first connecting rod (4) are connected with hydraulically extensible
Bar (5), two opposite sides of second support column (3) are fixedly connected to the first connecting plate (6), first connecting plate
(6) it is fixedly connected between opposite side the second connecting column (7), one end of the hydraulic telescopic rod (5) and the second connecting column
(7) surface pivots connection, and the two sides on the second connecting column (7) surface are rotatably connected to the second connecting plate (8), described in two
The bottom of the first support column (2) opposite side is rotatably connected to third connecting plate (9), one end of the third connecting plate (9)
It is fixedly connected with third connecting column (10), one end of second connecting plate (8) and the surface pivots of third connecting column (10) connect
It connects, the surface pivots of the third connecting column (10) are connected with convex block (11), and the bottom of the convex block (11) is fixedly connected with branch
The two sides of fagging (12), support plate (12) bottom are fixedly connected to first clamping plate (13), the first clamping plate (13)
Internal slide is connected with second clamping plate (14), and the inner surface of the second clamping plate (14) is fixedly connected with cross bar (15), the cross
The surface pivots of bar (15) are connected with turning rolls (16), and the side of the turning rolls (16) is rotatably connected to idler wheel (17).
2. a kind of undercarriage of simple and reliable formula according to claim 1, it is characterised in that: the first clamping plate (13)
Inner surface offers sliding slot (18), and the inner surface of the sliding slot (18) slidably connects transverse slat (19), the bottom of the transverse slat (19)
It is fixedly connected at the top of portion and second clamping plate (14).
3. a kind of undercarriage of simple and reliable formula according to claim 2, it is characterised in that: the top of the transverse slat (19)
It is fixedly connected with the first spring (20), the fixed company in one end of first spring (20) and the top of first clamping plate (13) inner surface
It connects.
4. a kind of undercarriage of simple and reliable formula according to claim 1, it is characterised in that: two turning rolls (16)
It is fixedly connected between opposite side connecting plate (21), is rotatably connected to the first rotating plate at the top of the connecting plate (21)
(22), the bottom of the support plate (12) is fixedly connected with the second rotating plate (23).
5. a kind of undercarriage of simple and reliable formula according to claim 4, it is characterised in that: second rotating plate (23)
The top of bottom and the first rotating plate (22) is rotatablely connected.
6. a kind of undercarriage of simple and reliable formula according to claim 4, it is characterised in that: first rotating plate (22)
Side is fixedly connected with second spring (24), the fixed company in one end of the second spring (24) and the side of the second rotating plate (23)
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810756609.XA CN109131847B (en) | 2018-07-11 | 2018-07-11 | Simple and reliable undercarriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810756609.XA CN109131847B (en) | 2018-07-11 | 2018-07-11 | Simple and reliable undercarriage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109131847A true CN109131847A (en) | 2019-01-04 |
| CN109131847B CN109131847B (en) | 2022-05-17 |
Family
ID=64800084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810756609.XA Active CN109131847B (en) | 2018-07-11 | 2018-07-11 | Simple and reliable undercarriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109131847B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111924091A (en) * | 2020-08-18 | 2020-11-13 | 泊鹭（荆门）飞机有限公司 | Detachable aircraft landing gear suitable for stop on rough road |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2507781Y (en) * | 2001-06-10 | 2002-08-28 | 王自治 | Landing gear for plane |
| CN105059532A (en) * | 2015-07-16 | 2015-11-18 | 张萍 | Landing gear of unmanned aircraft |
| US9676474B2 (en) * | 2014-12-11 | 2017-06-13 | The Boeing Company | Spring assembly for aircraft components |
| CN107021213A (en) * | 2017-06-06 | 2017-08-08 | 滨州学院 | A kind of undercarriage shock bracket |
| CN107985565A (en) * | 2017-12-07 | 2018-05-04 | 佛山市神风航空科技有限公司 | The unmanned plane undercarriage of taking photo by plane of dual shock absorption |
| CN207417136U (en) * | 2017-11-02 | 2018-05-29 | 白辰飞 | A kind of buffer protection device of unmanned plane |
| CN207450230U (en) * | 2017-09-30 | 2018-06-05 | 深圳市本仕传动科技有限公司 | A kind of undercarriage cushioning device |
-
2018
- 2018-07-11 CN CN201810756609.XA patent/CN109131847B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2507781Y (en) * | 2001-06-10 | 2002-08-28 | 王自治 | Landing gear for plane |
| US9676474B2 (en) * | 2014-12-11 | 2017-06-13 | The Boeing Company | Spring assembly for aircraft components |
| CN105059532A (en) * | 2015-07-16 | 2015-11-18 | 张萍 | Landing gear of unmanned aircraft |
| CN107021213A (en) * | 2017-06-06 | 2017-08-08 | 滨州学院 | A kind of undercarriage shock bracket |
| CN207450230U (en) * | 2017-09-30 | 2018-06-05 | 深圳市本仕传动科技有限公司 | A kind of undercarriage cushioning device |
| CN207417136U (en) * | 2017-11-02 | 2018-05-29 | 白辰飞 | A kind of buffer protection device of unmanned plane |
| CN107985565A (en) * | 2017-12-07 | 2018-05-04 | 佛山市神风航空科技有限公司 | The unmanned plane undercarriage of taking photo by plane of dual shock absorption |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111924091A (en) * | 2020-08-18 | 2020-11-13 | 泊鹭（荆门）飞机有限公司 | Detachable aircraft landing gear suitable for stop on rough road |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109131847B (en) | 2022-05-17 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220330 Address after: 063000 Hebei Tangshan City Lutai Economic Development Zone Agricultural Corporation three community Applicant after: TANGSHAN CHENYANG SPORTS EQUIPMENT Co.,Ltd. Address before: 215011 northwest, East 1st floor, No. 4 standard plant, zone 3, New Technology Industrial Park, No. 81 Xiangyang Road, high tech Zone, Suzhou, Jiangsu Applicant before: SUZHOU PINYU PRECISION MACHINERY CO.,LTD. |
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