CN207078313U - A kind of interlinking lifting structure undercarriage with cushioning effect - Google Patents
A kind of interlinking lifting structure undercarriage with cushioning effect Download PDFInfo
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- CN207078313U CN207078313U CN201720521642.5U CN201720521642U CN207078313U CN 207078313 U CN207078313 U CN 207078313U CN 201720521642 U CN201720521642 U CN 201720521642U CN 207078313 U CN207078313 U CN 207078313U
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- connecting rods
- installing plate
- hinged
- axles
- cushioning effect
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Abstract
The utility model discloses a kind of interlinking lifting structure undercarriage with cushioning effect, including installing plate and it is symmetrical arranged two legs on a mounting board, the installing plate is provided with hinged seat, it is horizontal in the hinged seat to have two parallel A axles, A connecting rods are socketed with each A axles, the coupling part of two A connecting rods and A axles is provided with the groove for being used for being intermeshed rotation, and hinged seat side is provided with the steering wheel with the drive connection of any A axles;Each A connecting rods are hinged with B connecting rods;Installing plate is provided with provided with hinged seat opposite face and is arranged with two ears bearings, and each ears bearing is hinged with the C connecting rods of V-structure, and the C connecting rods pass through the B rod hinge connections for setting long strip through hole on a mounting board and being set with homonymy;C rod hinge connections are also connected in ears bearing one end with leg upper end.The utility model simple and stable structure, compared to prior art, there is lighter deadweight, the load-carrying of complete machine can be mitigated, be also more suitable for SUAV.
Description
Technical field
It the utility model is related to unmanned plane apparatus field, in particular to a kind of interlinking lifting structure with cushioning effect
Undercarriage.
Background technology
UAV referred to as " unmanned plane ", is manipulated using radio robot and the presetting apparatus provided for oneself
Not manned aircraft.It can be divided into from technical standpoint definition:Unmanned fixed-wing aircraft and unmanned VTOL machine.Wherein described nothing
The landing modes of people's fixed-wing aircraft and unmanned VTOL machine are otherwise varied.Unmanned fixed-wing aircraft is to use to slide landing modes,
In dropping process, often double V shape undercarriages of front end first contact with ground, so as to provide stability.
Double V shape undercarriages of the prior art can cause air turbulence to increase certain wind in unmanned plane high-speed flight
Resistance, so folding undercarriage to reduce wind speed when being provided with the device of folding storage in unmanned plane during flying on undercarriage, treat
Undercarriage is strutted before landing.Existing foldable landing gear structure is complex, is typically controlled using hydraulic mechanism,
Make its own deadweight larger, add the load of unmanned plane;And need to be received into body so as to take fuselage when folding
Internal space, have compressed unmanned plane inner space volume;And manufacturing cost is higher, later stage operation and maintenance cost also compared with
Height, easily occurring the problem of hydraulic tube breakage oil leak after a long time use occurs, so as to influence its folding process.
Utility model content
Complicated, cost is higher in the prior art for more than and the problem of taking fuselage interior space, this practicality is newly
Type offer is a kind of simple and light, and realizes folding storage by small-sized electric steering engine, also with preferable bradyseism effect
Interlinking lifting structure undercarriage.
The utility model is achieved through the following technical solutions:A kind of interlinking lifting structure with cushioning effect is risen and fallen
Frame, including installing plate and two legs on a mounting board are symmetrical arranged, leg lower end is provided with roller.The installing plate is provided with
Hinged seat, it is horizontal in the hinged seat to have two parallel A axles, A connecting rods, two A connecting rods and A axles are socketed with each A axles
Coupling part be provided with and be used for being intermeshed the groove of rotation, hinged seat side is provided with the steering wheel with the drive connection of any A axles;Often
Individual A connecting rods are hinged with B connecting rods;Installing plate is provided with provided with hinged seat opposite face and is arranged with two ears bearings, each
Ears bearing is hinged with the C connecting rods of V-structure, and the C connecting rods are set through the long strip through hole set on a mounting board and with homonymy
The B rod hinge connections put;C rod hinge connections are also connected in ears bearing one end with leg upper end.
Principle of the present utility model:The utility model is a kind of double V shape landing gear structures, including symmetrically arranged two sets
System.It is for fixing leg and by being arranged on hinged seat to be arranged on the hinged seat in installing plate opposite sides face and ears bearing
Three bar linkage structures between ears bearing realize the effect of folding storage, with the center line between two A axles on hinged seat
For line of symmetry, three connecting rods of both sides are to be symmetrical arranged, its planform size all same, only need to be to one in this specification
The structure of side illustrates.Described A connecting rods one end is provided with groove, the other end and B rod hinge connections, and A connecting rods can be around A axles
Rotate, its rotational angle is 90 °, from installing plate upper surface parallel rotation to vertical with installing plate upper surface.When A connecting rods and peace
When loading board angle is 0, just contacted on the downside of A connecting rods with hinged seat, now hinged seat can give A connecting rods to provide support force, prevent
It continues to rotate down.Described C connecting rods one end is hinged with ears bearing, and the other end is through long strip through hole and bends laterally, and C connects
The level height of bar and the connection end of B connecting rods is higher than the connection end of A connecting rods and B connecting rods so that the B connecting rods of linear structure connect in A
Bar keep level presents inwardly inclined when placing.And the leg of C connecting rods lower end connection is long rod type structure, it is outwards oblique
To setting so that two legs are in the shape of the letter V setting under holding state.
When unmanned plane contacts with ground, two legs are pressurized, and leg has the trend moved out with ground contact jaw, and
Then there is the trend moved inward leg upper end and the connection end of C connecting rods, so as to drive C link rotatables.The upper end of two C connecting rods is equal
B connecting rods are inwardly promoted, because B connecting rods are to the inclined state of A connecting rod contact jaws so that its by C connecting rods thrust along B connection-rods
Footpath direction is transmitted, so that B connecting rods and A connecting rod hinge points are by power obliquely.Now A connecting rods and B connecting rods connection end are oriented
Under movement tendency, but contacted by hinged seat with A connecting rods and support force be provided so that A connecting rods stablize it is motionless so that two branch
Pin is fixed, keeps stable.When unmanned plane leaves ground, steering wheel can be controlled to rotate the center of any A axial directions hinged seat
Line position rotates.Now two A connecting rods pass through groove engaged transmission so that two A connecting rod synchronous axial systems, and drive B connecting rods to
Interior pulling C connecting rods, just hinged seat unwrapping wire moves C small ends, so as to drive two legs to rotate and reach the effect of storage.
Preferably to realize the utility model, further, what the B connecting rods included mutually being socketed and can stretching stretches
Bar and sleeve pipe, A springs are socketed with the expansion link, the A springs other end is against on the packing ring being arranged on sleeve outer wall.
B connecting rods are improved now, by scalable and with the B bar linkage structures of certain elasticity so that B connecting rods one end stress is inside
During extruding, B connecting rods can shrink, so as to play the effect of bradyseism.And when unmanned plane leaves ground leg and is rotated up, entirely
B connecting rods then keep extended state.
Further, the leg includes the wheel bar and fix bar that is mutually socketed and can relatively move, the fix bar
The B springs for being used for buffering are provided with wheel bar junction.Second segment bradyseism effect is increased by B springs, so as to provide preferably
Damping effect, leg also will not be produced damage by greater impact power to total when landing.
Further, single rocker structure is provided with the downside of the wheel bar, roller is connected with by single rocker structure;The fixation
Bar is provided with the square latch in insertion wheel bar.It is square latch in fix bar, and takes turns bar one end and be then provided with and coordinate with square latch
Square deep gouge, axial limit effect is played by the cooperation of square latch and square deep gouge, avoid taking turns bar and fix bar it
Between be rotated about axis.
Further, the side of installing plate one, which stretches out, to form one group and is symmetrical arranged and for the extension of plate is fixedly mounted
Hole.Described hanging hole, which can facilitate, is fixed on installing plate on unmanned plane, so as to provide more preferable stability.
Further, the roller includes the hollow wheel hub being fixed on wheel bar and is socketed on hollow wheel hub positive camber
Rubber solid tyre.
Further, leg and the installing plate outer surface is equipped with high-temperature anticorrosion coating.
The utility model compared with prior art, has advantages below and beneficial effect:
(1)The utility model simple and stable structure, compared to prior art, there is lighter deadweight, complete machine can be mitigated
Load-carrying, be also more suitable for SUAV.
(2)The utility model can not only be provided the cushion stroke of leg axis direction, be gone back by two-part bradyseism structure
Bradyseism effect in horizontal direction can be provided.
(3)The utility model only can be achieved to rise and fall by the structure of three connecting rods with by a small-sized electric steering engine
The effect for the storage that frame folds, so as to reduce air drag in unmanned plane during flying.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become apparent:
Fig. 1 is dimensional structure diagram of the present utility model.
Fig. 2 is the structural representation of embodiment 1 of the present utility model.
Fig. 3 is the structural representation of the folded state of embodiment 1 of the present utility model.
Fig. 4 is the part-structure schematic diagram of embodiment 2 of the present utility model.
Fig. 5 is the structural representation of embodiment 3 of the present utility model.
Wherein:1-installing plate, 2-leg, 201-wheel bar, 202-fix bar, 203-B springs, 204-roller, 3-
Hinged seat, 4-A axles, 5-A connecting rods, 6-B connecting rods, 601-expansion link, 602-sleeve pipe, 603-A springs, 604-packing ring,
7-ears bearing, 8-C connecting rods, 9-steering wheel, 10-hanging hole.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection;Can be mechanical connection or electrical connection;Can also be joined directly together or indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State concrete meaning of the term in the utility model.
Embodiment 1:
A kind of interlinking lifting structure undercarriage with cushioning effect of the present embodiment, as shown in Figure 1, Figure 2 and Figure 3,
Including installing plate 1 and two legs 2 on a mounting board are symmetrical arranged, each lower end of leg 2 is equipped with a roller 204.Institute
State installing plate 1 and be provided with hinged seat 3, it is horizontal in the hinged seat 3 to have two parallel A axles 4, it is socketed with A on each A axles 4
The coupling part of connecting rod 5, two A connecting rods 5 and A axles 4 is provided with the groove for being used for being intermeshed rotation, the side of hinged seat 3 be provided with
The steering wheel 9 that any A axles 4 are connected;Each A connecting rods 5 are hinged with B connecting rods 5;Installing plate 1 is on provided with the opposite face of hinged seat 3
Provided with two ears bearings 7 are arranged with, each ears bearing 7 is hinged with the C connecting rods 8 of V-structure, and the C connecting rods 8 are passed through and set
The B connecting rods 5 put the long strip through hole on installing plate 1 and set with homonymy are hinged;C connecting rods 8 be hinged on the one end of ears bearing 7 also with
The upper end of leg 2 connects.Being arranged on the hinged seat 3 in the opposite sides face of installing plate 1 and ears bearing 7 is for fixing leg 2 and leads to
The effect that three bar linkage structures being arranged between hinged seat 3 and ears bearing 7 realize folding storage is crossed, with hinged seat 3
Center line between two A axles 4 is line of symmetry, and three connecting rods of both sides are to be symmetrical arranged, its planform size all same,
The structure of side need to only be illustrated in this specification.Described one end of A connecting rods 5 is provided with groove, the other end and B connecting rods
5 is be hinged, and A connecting rods 5 can rotate around A axles 4, and its rotational angle is 90 °, from the upper surface parallel rotation of installing plate 1 to installation
The upper surface of plate 1 is vertical.When A connecting rods 5 and the angle of installing plate 1 are 0, the downside of A connecting rods 5 just contacts with hinged seat 3, is now hinged
Seat 3 can give A connecting rods 5 to provide support force, prevent it from continuing to rotate down.Described one end of C connecting rods 8 is be hinged with ears bearing 7, separately
One end is through long strip through hole and bends laterally, and C connecting rods 8 and the level height of the connection end of B connecting rods 5 connect higher than A connecting rods 5 and B
The connection end of bar 5 so that the B connecting rods 5 of linear structure present inwardly inclined when the keep level of A connecting rods 5 is placed.And C
The leg 2 of the lower end of connecting rod 8 connection is long rod type structure, and it is outwards angularly disposed so that two legs 2 are in V under holding state
Font is set.
When unmanned plane contacts with ground, two legs 2 are pressurized, and leg 2 has the trend moved out with ground contact jaw,
And then there is the trend moved inward the upper end of leg 2 and the connection end of C connecting rods 8, so as to drive C connecting rods 8 to rotate.Two C connecting rods 8
Upper end inwardly promotes B connecting rods 5, because B connecting rods 5 are to the inclined state of the contact jaw of A connecting rods 5 so that it is pushed away by C connecting rods 8
Power is transmitted along the bar footpath direction of B connecting rods 5, so that B connecting rods 5 and the pin joint of A connecting rods 5 are by power obliquely.Now A connecting rods 5 and B
There is downward movement tendency the connection end of connecting rod 5, but is contacted by hinged seat 3 with A connecting rods 5 and provide support force so that A connecting rods 5 are steady
It is fixed motionless, so that two legs 2 are fixed, keep stable.When unmanned plane leaves ground, steering wheel 9 can be controlled to rotate
Any A axles 4 rotate to the position of center line of hinged seat 3.Now two A connecting rods 5 pass through groove engaged transmission so that two A connect
The synchronous axial system of bar 5, and drive B connecting rods 5 inwardly to pull C connecting rods 8, just the unwrapping wire of hinged seat 3 moves the upper end of C connecting rods 8, so as to drive two
Individual leg 2 rotates and reaches the effect of storage.
Embodiment 2:
The present embodiment is on the basis of above-described embodiment, is further limited, as shown in figure 4, the B connecting rods 5 include
Mutually it is socketed and the expansion link 601 and sleeve pipe 602 that can stretch, A springs 603, the A bullets is socketed with the expansion link 601
The other end of spring 603 is against on the packing ring 604 being arranged on the outer wall of sleeve pipe 602.B connecting rods 5 are improved now, by scalable
And with the structure of B connecting rods 5 of certain elasticity so that when one end stress of B connecting rods 5 inwardly extrudes, B connecting rods 5 can shrink, so as to rise
To the effect of bradyseism.And when unmanned plane leaves ground leg 2 and is rotated up, whole B connecting rods 5 then keep extended state.This reality
It is same as the previously described embodiments to apply the other parts of example, repeats no more.
Embodiment 3:
The present embodiment is on the basis of above-described embodiment, is further limited, as shown in figure 5, the leg 2 includes phase
The wheel bar 201 and fix bar 202 that is mutually socketed and can relatively move, the fix bar 202 and wheel bar 201 junction are provided with and are used for
The B springs 203 of buffering.Second segment bradyseism effect is increased by B springs 203, so as to provide more preferable damping effect, even in
Leg 2 also will not be produced damage by greater impact power to total during landing.The other parts of the present embodiment and above-mentioned reality
It is identical to apply example, repeats no more.
Embodiment 4:
The present embodiment is on the basis of above-described embodiment, is further limited, and the downside of wheel bar 201 is provided with single rocking arm
Structure, roller 204 is connected with by single rocker structure;The fix bar 202 is provided with the square latch in insertion wheel bar 201.Gu
It is square latch in fixed pole 202, and takes turns the one end of bar 201 and be then provided with the square deep gouge coordinated with square latch, passes through square latch
Axial limit effect is played in cooperation with square deep gouge, avoids being rotated about axis between wheel bar 201 and fix bar 202.This reality
It is same as the previously described embodiments to apply the other parts of example, repeats no more.
Embodiment 5:
The present embodiment is on the basis of above-described embodiment, is further limited, and the side of installing plate 1 one stretches out
One group is formed to be symmetrical arranged and for the hanging hole 10 of plate 1 is fixedly mounted.Described hanging hole 10, which can facilitate, is fixed on installing plate 1
On unmanned plane, so as to provide more preferable stability.The other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 6:
The present embodiment is on the basis of above-described embodiment, is further limited, and the roller 204 includes being fixed on wheel bar
Hollow wheel hub on 201 and the rubber solid tyre being socketed on hollow wheel hub positive camber.And the leg 2 and the appearance of installing plate 1
Face is equipped with high-temperature anticorrosion coating.The other parts of the present embodiment are same as the previously described embodiments, repeat no more.
While there has been shown and described that the embodiment of the present embodiment, it will be understood by those skilled in the art that:
A variety of change, modification, replacement and modification can be carried out under principle and objective of the present utility model to these embodiments by not departing from, this
The scope of utility model is limited by claim and its equivalent.
Claims (7)
1. a kind of interlinking lifting structure undercarriage with cushioning effect, including installing plate(1)Be symmetricly set on installing plate
(1)On two legs(2), leg(2)Lower end is provided with roller(204), it is characterised in that:The installing plate(1)It is provided with hinge
Joint chair(3), the hinged seat(3)Interior horizontal have two parallel A axles(4), each A axles(4)On be socketed with A connecting rods(5), two
Individual A connecting rods(5)With A axles(4)Coupling part be provided with and be used for being intermeshed the groove of rotation, hinged seat(3)Side is provided with appointing
One A axles(4)The steering wheel of drive connection(9);Each A connecting rods(5)It is hinged with B connecting rods(6);Installing plate(1)Provided with hinged seat
(3)Opposite face is provided with and is arranged with two ears bearings(7), each ears bearing(7)It is hinged with the C connecting rods of V-structure
(8), the C connecting rods(8)Through being arranged on installing plate(1)On long strip through hole and with homonymy set B connecting rods(6)It is be hinged;C connects
Bar(8)It is hinged on ears bearing(7)One end also with leg(2)Upper end connects.
A kind of 2. interlinking lifting structure undercarriage with cushioning effect according to claim 1, it is characterised in that:Institute
State B connecting rods(6)Including the expansion link that is mutually socketed and can stretch(601)And sleeve pipe(602), the expansion link(601)Upper set
It is connected to A springs(603), the A springs(603)The other end, which is against, is arranged on sleeve pipe(602)Packing ring on outer wall(604)On.
3. a kind of interlinking lifting structure undercarriage with cushioning effect according to claim 1 or 2, its feature exist
In:The leg(2)Including the wheel bar that is mutually socketed and can relatively move(201)And fix bar(202), the fix bar
(202)With wheel bar(201)Junction is provided with the B springs for being used for buffering(203).
A kind of 4. interlinking lifting structure undercarriage with cushioning effect according to claim 3, it is characterised in that:Institute
State wheel bar(201)Downside is provided with single rocker structure, and roller is connected by single rocker structure(204);The fix bar(202)It is provided with
Insertion wheel bar(201)Interior square latch.
5. a kind of interlinking lifting structure undercarriage with cushioning effect according to claim 1 or 2, its feature exist
In:The installing plate(1)One side, which stretches out, to be formed one group and is symmetrical arranged and for plate is fixedly mounted(1)Hanging hole(10).
A kind of 6. interlinking lifting structure undercarriage with cushioning effect according to claim 4, it is characterised in that:Institute
State roller(204)Including being fixed on wheel bar(201)On hollow wheel hub and the rubber that is socketed on hollow wheel hub positive camber it is solid
Tire.
7. a kind of interlinking lifting structure undercarriage with cushioning effect according to claim 1 or 2, its feature exist
In:The leg(2)And installing plate(1)Outer surface is equipped with high-temperature anticorrosion coating.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720521642.5U CN207078313U (en) | 2017-05-11 | 2017-05-11 | A kind of interlinking lifting structure undercarriage with cushioning effect |
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CN201720521642.5U CN207078313U (en) | 2017-05-11 | 2017-05-11 | A kind of interlinking lifting structure undercarriage with cushioning effect |
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CN201720521642.5U Expired - Fee Related CN207078313U (en) | 2017-05-11 | 2017-05-11 | A kind of interlinking lifting structure undercarriage with cushioning effect |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108528685A (en) * | 2018-04-27 | 2018-09-14 | 宋忠春 | A kind of multi-functional undercarriage of unmanned plane |
CN110027700A (en) * | 2019-04-09 | 2019-07-19 | 沈阳无距科技有限公司 | Steering engine connecting rod and unmanned plane |
CN111086628A (en) * | 2020-01-17 | 2020-05-01 | 河南大学 | Hidden foot rest of unmanned aerial vehicle |
CN111392034A (en) * | 2020-03-26 | 2020-07-10 | 月坤(上海)文化传媒有限公司 | Safety unmanned aerial vehicle that takes photo by plane |
CN113859519A (en) * | 2021-10-18 | 2021-12-31 | 中国电信股份有限公司 | Undercarriage and unmanned aerial vehicle |
-
2017
- 2017-05-11 CN CN201720521642.5U patent/CN207078313U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108528685A (en) * | 2018-04-27 | 2018-09-14 | 宋忠春 | A kind of multi-functional undercarriage of unmanned plane |
CN110027700A (en) * | 2019-04-09 | 2019-07-19 | 沈阳无距科技有限公司 | Steering engine connecting rod and unmanned plane |
CN111086628A (en) * | 2020-01-17 | 2020-05-01 | 河南大学 | Hidden foot rest of unmanned aerial vehicle |
CN111392034A (en) * | 2020-03-26 | 2020-07-10 | 月坤(上海)文化传媒有限公司 | Safety unmanned aerial vehicle that takes photo by plane |
CN113859519A (en) * | 2021-10-18 | 2021-12-31 | 中国电信股份有限公司 | Undercarriage and unmanned aerial vehicle |
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