CN206654187U - A kind of four limbs eight claw synchronization lifting undercarriage of multi-rotor unmanned aerial vehicle - Google Patents
A kind of four limbs eight claw synchronization lifting undercarriage of multi-rotor unmanned aerial vehicle Download PDFInfo
- Publication number
- CN206654187U CN206654187U CN201720420329.2U CN201720420329U CN206654187U CN 206654187 U CN206654187 U CN 206654187U CN 201720420329 U CN201720420329 U CN 201720420329U CN 206654187 U CN206654187 U CN 206654187U
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- China
- Prior art keywords
- tube
- main stay
- stay tube
- stand
- unmanned plane
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Abstract
The utility model discloses a kind of claw synchronization lifting undercarriage of four limbs eight of multi-rotor unmanned aerial vehicle, one end where stand tube junction is provided with the attachment structure being connected with unmanned plane with stand tube and the pull bar of hub hinged, described main stay tube respectively including main stay tube, four stand tubes for being hinged on main stay tube one end, the overturn-preventing pipe, the wheel hub that is slidably mounted in main stay tube and both ends that are arranged on by tee-joint sleeve stand tube free end.The beneficial effects of the utility model are：The utility model can play a part of support using overturn-preventing pipe when unmanned plane lands to stand tube; so as to prevent the trend that stand tube is toppled to both sides; and then unmanned plane is enabled to keep good stability when integrally landing; the impact that bottom surface when unmanned plane contacts with ground passes to unmanned plane can also be reduced using main stay tube slip relative with wheel hub, so as to play a part of protecting unmanned plane.
Description
Technical field
The utility model unmanned plane is related to field, is that a kind of claw of four limbs eight of multi-rotor unmanned aerial vehicle is same specifically
Walk ascending, descending frame.
Background technology
For unmanned plane under the conditions of prior art when landing, the area that undercarriage contacts with ground is small, thus nobody
The impact endurance test shock that machine is subject to is larger, easily causes to topple and tumble injury, or make unmanned plane internals because by larger power and
Release or damage, so as to have impact on the service life of unmanned plane.
Utility model content
The purpose of this utility model is to provide a kind of simple in construction, easy to use, when can improve unmanned plane landing
The claw synchronization lifting undercarriage of four limbs eight of the multi-rotor unmanned aerial vehicle of stability.
The utility model is achieved through the following technical solutions：A kind of four limbs eight claw synchronization lifting of multi-rotor unmanned aerial vehicle
Undercarriage, including main stay tube, four stand tubes for being hinged on main stay tube one end, by tee-joint sleeve be arranged on stand tube from
By the overturn-preventing pipe held, the wheel hub being slidably mounted in main stay tube and the both ends drawing with stand tube and hub hinged respectively
Bar, described main stay tube are provided with the attachment structure being connected with unmanned plane with one end where stand tube junction.When nobody
When machine lands, contacted first by overturn-preventing pipe with ground, overturn-preventing pipe can be utilized to increase contacting when being contacted with ground with this
Area, so as to improve the stability of landing, the both sides of stand tube are supported on from overturn-preventing pipe can prevent stand tube from being rolled to two
Cover, due to being provided with four stand tubes, can prevent unmanned plane from being toppled to multiple directions.
Described main stay tube is provided with motor mounting plate with one end where stand tube junction；Described attachment structure
It is arranged on motor mounting plate；Stepper motor is installed, the output shaft of described stepper motor passes on described motor mounting plate
It is dynamic to be connected with the leading screw being arranged in main stay tube；Be provided with described main stay tube four it is axially arranged along main stay tube
Chute, on described leading screw transmission feed screw nut is installed, the connection slided in chute is provided with described feed screw nut
Ear, described stand tube are hinged with engaging lug.Stand tube and engaging lug can be surrounded using driving stepper motor stand tube with this
Pin joint rotates, and makes to open outside overturn-preventing pipe so as to play, and increases the area that overturn-preventing pipe is covered and reduce unmanned plane entirety
Center of gravity, unmanned plane overall stability when can improve unmanned plane landing with this, and reduce the impact that stand tube is subject to.
The spring being sleeved in main stay tube is connected between described main stay tube and wheel hub.By setting spring can
Buffered when unmanned plane lands using spring shock-absorbing, so as to play a part of improving stability during landing.
Draw ring is slidably fitted with described stand tube；Described pull bar is hinged with draw ring.Stand tube can be utilized with this
Buffering is played a part of in relative slip with draw ring, and can adjust the opening of overturn-preventing pipe by adjusting the position of draw ring
Amplitude, to meet different use demands.
Linear bearing is provided between described stand tube and draw ring.The mill between stand tube and draw ring can be reduced with this
Damage, and make it that the relative slip of stand tube and draw ring is more smooth, be advantageous to make the opening of four stand tubes or shrink synchronization
Carry out, avoid causing to topple because of opening or systolic dyssynchrony.
Described overturn-preventing pipe is located in the same horizontal plane.
The outside cladding rubber sleeve of described overturn-preventing pipe.With this can overturn-preventing pipe landing when thus impacted
And damage, additionally it is possible to play a part of buffering shock-absorbing using rubber sleeve, improve the stability of landing, and reduce caused by landing
Noise.
The utility model compared with prior art, has advantages below and beneficial effect：
The utility model can play a part of support using overturn-preventing pipe when unmanned plane lands to stand tube, from
And the trend for preventing stand tube from being toppled to both sides, and then enable unmanned plane to keep good stability when integrally landing, profit
It can also reduce the impact that bottom surface when unmanned plane contacts with ground passes to unmanned plane with main stay tube slip relative with wheel hub,
So as to play a part of protecting unmanned plane.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of embodiment 2；
Wherein 1-tee-joint sleeve, 2-overturn-preventing pipe, 3-stand tube, 4-main stay tube, 5-draw ring, 6-pull bar, 8-
Wheel hub, 9-spring, 10-motor mounting plate, 12-stepper motor, 13-leading screw, 14-feed screw nut.
Embodiment
The utility model is described in further detail with reference to embodiment, but embodiment of the present utility model is not
It is limited to this.
Embodiment 1：
As shown in figure 1, in the present embodiment, a kind of claw synchronization lifting undercarriage of four limbs eight of multi-rotor unmanned aerial vehicle, bag
Include 4, four stand tubes 3 for being hinged on the one end of main stay tube 4 of main stay tube, the free end of stand tube 3 is arranged on by tee-joint sleeve 1
The drawing be hinged with stand tube 3 and wheel hub 8 respectively of overturn-preventing pipe 2, the wheel hub 8 that is slidably mounted in main stay tube 4 and both ends
Bar 6, described main stay tube 4 are provided with the attachment structure being connected with unmanned plane with one end where the junction of stand tube 3.This reality
Apply in example, be attached by attachment structure and unmanned plane, its specific connected mode has a variety of and is art technology
The customary means of personnel, the improvement of this programme is not also here, therefore repeat its concrete structure.When unmanned plane lands
When, overturn-preventing pipe 2 is contacted with ground first, the point contact of conventional art is changed to by linear contact lay with this, so as to add nobody
Lifting surface area when machine contacts with ground, and the supporting role of overturn-preventing pipe 2 can also be utilized to prevent stand tube 3 from being rolled to two
Tiltedly, stability of the present utility model is further increased.In the present embodiment, main stay tube 4 is preferably set to be uniformly distributed in a ring
In the surrounding of main stay tube 4, make overturn-preventing pipe 2 square around being formed, and be located in the same horizontal plane overturn-preventing pipe 2, with
This is advantageous to the intersection point for the center of gravity and perpendicular bisector of overturn-preventing pipe 2 for making unmanned plane overall on same vertical curve, is advantageous to keep nothing
Man-machine overall balance and stability, and four overturn-preventing pipes 2 stress simultaneously can be made.When overturn-preventing pipe 2 connects with ground
Touch unmanned plane to continue to keep down in the presence of inertia the trend of motion, the support force on ground is delivered on wheel hub 8, makes wheel hub
8 move up, and so as to play a part of buffering shock-absorbing, reduce and are delivered to power on unmanned plane, are subject to so as to reducing unmanned plane
Impact, is advantageous to protect the internal structure of unmanned plane not to be damaged in the presence of impulsive force.Wheel hub 8 moves upwardly so that branch
Frame pipe 3 drives overturn-preventing pipe 2 to be displaced outwardly, so as to balance a part of bottom surface pair using the frictional force of overturn-preventing pipe 2 and ground
The support force of overturn-preventing pipe 2, with this be advantageous to shorten overturn-preventing pipe 2 touch with ground keep it is stable no longer move required when
Between, and reduce the impulsive force that unmanned plane is subject to, the effect of stability when improving unmanned plane landing is realized with this.
Embodiment 2：
As shown in Fig. 2 on the basis of above-described embodiment, in the present embodiment, described main stay tube 4 connects with stand tube 3
Connect place one end motor mounting plate 10 is installed；Described attachment structure is arranged on motor mounting plate 10；Described electricity
Stepper motor 12 is installed, the output shaft of described stepper motor 12, which is connected with, is arranged on main stay tube on machine installing plate 10
Leading screw 13 in 4；Four are provided with described main stay tube 4 along the axially arranged chute of main stay tube 4, described leading screw 13
Upper transmission is provided with feed screw nut 14, and the engaging lug slided in chute, described branch are provided with described feed screw nut 14
Frame pipe 3 is hinged with engaging lug.Stepper motor 12 is electrically connected with the central processing unit of unmanned plane, realized with this by central processing unit
Control stepper motor 12 starts or closed, the central processing unit of unmanned plane as prior art, those skilled in the art according to
The knowledge oneself grasped is readily accomplished the electrical connection of stepper motor 12 and unmanned plane central processing unit, and the link is also not as we
The improvement of case, therefore the concrete structure of its specific annexation and central processing unit is not repeated.By central processing
After device control stepper motor 12 starts, stepper motor 12 drives leading screw 13 to rotate, and leading screw 13 drives leading screw spiral shell using drive connection
Mother 14 is moved along the axis direction of leading screw 13, and stand tube 3 can be controlled to close to main stay tube 4 using stepper motor 12 with this
Direction shrink or away from main stay tube 4 direction expand.Overturn-preventing pipe 2 can be increased using the expansion of stand tube 3 with this
The area covered simultaneously reduces the overall center of gravity of unmanned plane, unmanned plane overall stabilization when can improve unmanned plane landing with this
Property, and reduce the impact that stand tube 4 is subject to.By making stand tube 3 be easy to storage and transportation.In the present embodiment, what other were not described
Part is identical with the content of above-described embodiment, therefore does not repeat.
Embodiment 3：
On the basis of above-described embodiment, in the present embodiment, suit is connected between described main stay tube 4 and wheel hub 8
Spring 9 in main stay tube 4.Spring 9 is between wheel hub 8 and motor mounting plate 10.When overturn-preventing pipe 2 contacts simultaneously with ground
When moving up wheel hub 8, wheel hub 8 compresses spring 9, the shock-absorbing of spring 9 can be utilized to buffer with this, be transmitted so as to reduce
To the impulsive force of unmanned plane, and when improving landing unmanned plane stability.In the present embodiment, other parts not described with it is above-mentioned
The content of embodiment is identical, therefore does not repeat.
Embodiment 4：
On the basis of above-described embodiment, in the present embodiment, draw ring 5 is slidably fitted with described stand tube 3；Described
Pull bar 6 is be hinged with draw ring 5.When overturn-preventing pipe 2 contacts with ground and moves up wheel hub 8, pull bar 6 struts stand tube
While 3, draw ring 5 is promoted to be slided in stand tube 3, the impulsive force that unmanned plane is subject to during with this to disperse to contact with ground, from
And play a part of buffering, and the opening amplitude of overturn-preventing pipe 2 can be adjusted by adjusting the position of draw ring 5, to meet
Different use demands, and can also make it that the rotation of stand tube 3 is more flexible, extend the service life of pin joint.This reality
Apply in example, other parts not described are identical with the content of above-described embodiment, therefore do not repeat.
Embodiment 5：
On the basis of above-described embodiment, in the present embodiment, linear axis are provided between described stand tube 3 and draw ring 5
Hold.Abrasion between stand tube 3 and draw ring 5 can be reduced with this, and cause the relative slip of stand tube 3 and draw ring 5 more
It is smooth, be advantageous to make the opening of four stand tubes 3 or shrink it is synchronous carry out, avoid because open or systolic dyssynchrony and cause to incline
Cover.In the present embodiment, other parts not described are identical with the content of above-described embodiment, therefore do not repeat.
Embodiment 6：
On the basis of above-described embodiment, in the present embodiment, the outside cladding rubber sleeve of described overturn-preventing pipe 2.With
This can overturn-preventing pipe 2 in landing thus impacted and damaged, additionally it is possible to play a part of buffering shock-absorbing using rubber sleeve,
It is big to reduce the impulsive force being subject to during landing, improves the stability of landing, and reduces noise caused by landing.In the present embodiment,
Other parts not described are identical with the content of above-described embodiment, therefore do not repeat.
It is described above, only it is preferred embodiment of the present utility model, any formal limit is not done to the utility model
System, every any simple modification made according to the technical essence of the utility model to above example, equivalent variations, each falls within
Within the scope of protection of the utility model.
Claims (7)
- A kind of 1. claw synchronization lifting undercarriage of four limbs eight of multi-rotor unmanned aerial vehicle, it is characterised in that：Including main stay tube （4）, four be hinged on main stay tube（4）The stand tube of one end（3）, pass through tee-joint sleeve（1）Installed in stand tube（3）Free end Overturn-preventing pipe（2）, be slidably mounted on main stay tube（4）On wheel hub（8）And both ends respectively with stand tube（3）And wheel hub （8）Be hinged pull bar（6）, described main stay tube（4）With stand tube（3）One end where junction is provided with to be connected with unmanned plane The attachment structure connect.
- 2. a kind of claw synchronization lifting undercarriage of four limbs eight of multi-rotor unmanned aerial vehicle according to claim 1, its feature It is：Described main stay tube（4）With stand tube（3）One end where junction is provided with motor mounting plate（10）；Described Attachment structure is arranged on motor mounting plate（10）On；Described motor mounting plate（10）On stepper motor is installed（12）, it is described Stepper motor（12）Output shaft be connected with and be arranged on main stay tube（4）Interior leading screw（13）；Described main stay tube （4）On be provided with four along main stay tube（4）Axially arranged chute, described leading screw（13）Upper transmission is provided with feed screw nut （14）, described feed screw nut（14）On be provided with the engaging lug slided in chute, described stand tube（3）Cut with scissors with engaging lug Connect.
- 3. a kind of claw synchronization lifting undercarriage of four limbs eight of multi-rotor unmanned aerial vehicle according to claim 1 or 2, it is special Sign is：Described main stay tube（4）With wheel hub（8）Between be connected with and be sleeved on main stay tube（4）On spring（9）.
- 4. a kind of claw synchronization lifting undercarriage of four limbs eight of multi-rotor unmanned aerial vehicle according to claim 3, its feature It is：Described stand tube（3）On be slidably fitted with draw ring（5）；Described pull bar（6）With draw ring（5）It is be hinged.
- 5. a kind of claw synchronization lifting undercarriage of four limbs eight of multi-rotor unmanned aerial vehicle according to claim 4, its feature It is：Described stand tube（3）With draw ring（5）Between be provided with linear bearing.
- A kind of 6. claw synchronization lifting of four limbs eight of multi-rotor unmanned aerial vehicle according to any one of claim 1,2,4,5 Undercarriage, it is characterised in that：Described overturn-preventing pipe（2）It is located in the same horizontal plane.
- 7. a kind of claw synchronization lifting undercarriage of four limbs eight of multi-rotor unmanned aerial vehicle according to claim 6, its feature It is：Described overturn-preventing pipe（2）Outside cladding rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720420329.2U CN206654187U (en) | 2017-04-20 | 2017-04-20 | A kind of four limbs eight claw synchronization lifting undercarriage of multi-rotor unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720420329.2U CN206654187U (en) | 2017-04-20 | 2017-04-20 | A kind of four limbs eight claw synchronization lifting undercarriage of multi-rotor unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206654187U true CN206654187U (en) | 2017-11-21 |
Family
ID=60318917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720420329.2U Expired - Fee Related CN206654187U (en) | 2017-04-20 | 2017-04-20 | A kind of four limbs eight claw synchronization lifting undercarriage of multi-rotor unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206654187U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382586A (en) * | 2018-01-31 | 2018-08-10 | 天津翰宇昊德科技发展有限公司 | Unmanned plane with collision prevention function |
| CN108528679A (en) * | 2018-03-09 | 2018-09-14 | 芜湖翼讯飞行智能装备有限公司 | One kind can receive unmanned plane foot rest structure |
| CN109774921A (en) * | 2019-01-18 | 2019-05-21 | 贵州省鼎峰科技有限公司 | A kind of landing stabilising arrangement in the landing face of dynamic adjustment landing chassis |
-
2017
- 2017-04-20 CN CN201720420329.2U patent/CN206654187U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382586A (en) * | 2018-01-31 | 2018-08-10 | 天津翰宇昊德科技发展有限公司 | Unmanned plane with collision prevention function |
| CN108528679A (en) * | 2018-03-09 | 2018-09-14 | 芜湖翼讯飞行智能装备有限公司 | One kind can receive unmanned plane foot rest structure |
| CN109774921A (en) * | 2019-01-18 | 2019-05-21 | 贵州省鼎峰科技有限公司 | A kind of landing stabilising arrangement in the landing face of dynamic adjustment landing chassis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20210420 |