CN209351579U - A kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism - Google Patents
A kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism Download PDFInfo
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- CN209351579U CN209351579U CN201821883470.7U CN201821883470U CN209351579U CN 209351579 U CN209351579 U CN 209351579U CN 201821883470 U CN201821883470 U CN 201821883470U CN 209351579 U CN209351579 U CN 209351579U
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- rotor unmanned
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Abstract
The utility model discloses a kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanisms, it includes fixation kit, swivel tee and locking assembly, swivel tee is rotatably mounted between the carbon plate up and down of fuselage by fixation kit, swivel tee include deck on fixation kit to the straight-through casing that rotates and for the branch joint of grafting cantilever, locking assembly includes fixed bracket, outer-hexagonal bolt, pin, lock and lock auricle, fixed bracket is fixed between carbon plate up and down in straight-through casing side by fixation kit, strip groove is offered on fixed bracket, outer-hexagonal bolt is threaded through in strip groove, its end is fixedly connected on the middle part of pin side wall, lock is the closing piece with cam chair, it is mounted on pin in a manner of it can rotate around pin, lock auricle erects on the side wall of branch sleeve, latch ear On piece offers U-type groove, and the lock auricle is provided with the arc groove for cooperating the cam chair of taking a seat.The utility model mechanism has the characteristics that operate with simplicity.
Description
Technical field
The utility model relates to multi-rotor unmanned aerial vehicle technical fields, more particularly to a kind of unmanned plane undercarriage, structure letter
Single, easy to operate, production cost is low, is unfolded/removes short between the time receiving under no tool environment, has good ambient adaptability.
Background technique
Multi-rotor unmanned aerial vehicle has occupancy small in size, and light-weight, easy for operation, mobility is good, and environment practicability is wide
The advantages that, it is widely used in the fields such as military investigation, city anti-terrorism, fire protection and aeroplane photography.To adapt to various work
Environment generally requires multi-rotor unmanned aerial vehicle to have quick system transfer capability, fast implements unmanned plane under no tool state
Expansion and remove receipts；In the case where removing receipts state, unmanned plane is occupied small in size, convenient for dress packet portable.
Existing multi-rotor unmanned aerial vehicle is being quickly converted for realization system, reduces and mostly uses foldable structure between being unfolded and removing the time receiving
Or connected structure.Connected structure is higher to components required precision, is easy to appear diastema gap, and cantilever occurs high in flight course
Frequency vibration influences flying quality.And existing foldable structure is excessively complicated, is easy to appear the stuck problem that folds, furthermore cantilever exhibition
It opens not in place, influences flying quality.
Utility model content
The technical issues of the utility model solves is: providing a kind of multi-rotor unmanned aerial vehicle cantilever fast folding locking machine
Structure is, it can be achieved that the rapid deployment of unmanned plane cantilever void can occur after the expansion of effective solution cantilever with receipts, structure operation simplicity is removed
The problems such as interdigit gap, prevents cantilever in flight course from shaking, and designs the convenience and reliability of sufficiently prominent mechanism.
The multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism of the utility model includes fixation kit, swivel tee and lock
Tight component, the swivel tee are rotatably mounted between the carbon plate up and down of fuselage by the fixation kit, institute
State swivel tee include deck on the fixation kit to the straight-through casing that rotates and for the branch joint of grafting cantilever,
The locking assembly includes fixed bracket, outer-hexagonal bolt, pin, lock and lock auricle, and the fixed bracket is described straight
Logical casing side is fixed between carbon plate up and down by the fixation kit, and it is high that the branch sleeve is located on the fixed bracket
The position of degree offers the strip groove extended along the direction perpendicular to the straight-through cannula center axis, and the outer-hexagonal bolt is with energy
It is enough to be threaded through in the strip groove along the mode that the item row slot slides, it is located at the fixed company in end of the branch joint side
It connects at the middle part of the pin side wall, the lock is the closing piece with cam chair, in a manner of it can rotate around the pin
It is mounted on the pin, the lock auricle erects on the side wall of the branch sleeve, offers U on the lock auricle
Type groove, when cantilever turns to flight position, the lock auricle is bonded with the fixed cradle wall, and the U-type groove cooperation exists
At the strip groove, the lock auricle towards being provided on the side of the cantilevered orientation for cooperating the cam of taking a seat
The arc groove of seat.
It is preferred that the fixation kit includes upper and lower deck, upper lower gasket and connecting column, upper and lower deck include round card slot and
The convex edge on card slot periphery, is provided with mounting hole on convex edge, is distinguished upper and lower deck by passing through the mounting hole using screw
It is fixed on the carbon plate up and down of fuselage, the both ends of the connecting column are separately fixed on the convex edge of upper and lower deck, the straight-through set
The upper and lower ends of pipe are sitting in the card slot of upper and lower deck by upper lower gasket card respectively, the support bracket fastened upper and lower ends difference
It is fixed on the convex edge of upper and lower deck.
It is preferred that spring pad and plain cushion are equipped on the outer-hexagonal bolt, to adjust coupling mechanism force.
It is preferred that the depth of the U-type groove is less than the length of the item row slot, the width of the U-type groove is greater than the outer-hexagonal
The bolt shank diameter of bolt.
It is preferred that the lock includes cam chair and handle two parts, the arc surface of the cam chair is to become dimensional structure, when
It when the cantilever turns to flight position, slides the outer-hexagonal bolt and enters the U-type groove bottom, pull the handle and turn
The lock is moved, when being landed in the cam chair in the arc groove, spring pad is compressed, to utilize the outer-hexagonal spiral shell
The swivel tee is locked on the fixed bracket by bolt, and the swivel tee is in the lock state, reversed when moving handle
When rotating the lock, since arc surface size gradually becomes smaller, spring pad is restored to free state, described outer so as to slide
Hex bolts moves along the item row slot, leaves the U-type groove of the lock auricle, and the swivel tee is restored to and can rotate
State.
It is preferred that the outer-hexagonal bolt thread is connected in the threaded hole on the pin, it, can by adjusting spiral shell depth degree
To adjust the spring pad pressing force.
It is preferred that the limit that outer-hexagonal bolt when restricted be in the lock state being arranged on the fixed bracket rotates
Block.
The utility model compared with prior art the advantages of be:
1) the utility model mechanism structure is simple, operates with simplicity, can fast implement cantilever under no tool state
It is unfolded and removes receipts；
2) the problems such as stable structure is reliable after the utility model mechanism cantilever expansion locking, and diastema gap is not present.
Detailed description of the invention
Fig. 1 is folding locking mechanism schematic diagram；
Fig. 2 is fixing rack structure schematic diagram；
Fig. 3 is that cantilever latches stress figure when being in unfolded state；
Fig. 4 is cantilever folding process schematic diagram.
Specific embodiment
To make the technical solution of the utility model, creation characteristic, reaching purpose and beneficial effect is more clearly understood, below
Will be in conjunction with accompanying drawings and embodiments, the utility model is described in further detail.Definition upper and lower all around in text, with face
To 1 paper of attached drawing all around up and down subject to.
As shown in Figure 1, 2.Upper and lower deck 1,2 is symmetrical structure, is mounted on carbon plate 7,8 up and down by screw；Copper backing
3, it 4 is separately mounted in deck 1,2 up and down, copper backing 3,4 can be effectively reduced the friction resistance of swivel tee during rotation
Power；Connecting column 5 and fixed 6 upper and lower ends of bracket are separately fixed on deck 1,2 up and down.Strip groove is equipped on fixed bracket 6
The width of 6-1, strip groove 6-1 are greater than the diameter of outer-hexagonal bolt 9；A limited block 6-2, limit are equipped in the bottom end of strip groove 6-1
The height of position block 6-2, width are all larger than the size of outer-hexagonal bolt head, the outer-hexagonal bolt when cantilever is in expansion locking state
One end face of head is close to limited block, and the rotation of the bolt in flight course can be effectively prevented.Upper lower gasket is copper backing
3,4, the frictional resistance of swivel tee during rotation can be effectively reduced.
The upper and lower ends that swivel tee 10 leads directly to casing are plugged on respectively in the card slot of upper and lower deck, and swivel tee 10 can be with
It is rotated in the card slot of upper and lower deck, a U-type groove and an arc groove is equipped on the auricle of swivel tee 10, U-type groove
Width is greater than the diameter of outer-hexagonal bolt；The connecting cantilever carbon pipe 11 on the branch joint of swivel tee, cantilever carbon pipe 11 pass through
Screw is plugged and fixed in cantilever threeway.
Locking assembly includes outer-hexagonal bolt 9, spring pad 12, plain cushion 13, pin 14 and lock 15, and pin 14 can latch
It is freely rotated in 15, screw installing hole is provided on the cylinder of pin 14, passes through outer-hexagonal bolt 9 after the insertion of pin 14 lock 15
Locking assembly is mounted on fixed bracket 6 by the strip groove 6-1 through fixed bracket 6, and the width of strip groove 6-1 is greater than outer-hexagonal
The bolt shank diameter of bolt 9；The end face at locking of lock 15 is to become dimensional structure, after locking assembly installation, latches in and rotated
Cheng Zhong, spring pad 12 is always in compressive state during turning to B by A, during turning to C by B gradually due to size
Become smaller, spring pad 12 is restored to free state, when cantilever carbon pipe 11 is in the unfolded state of flight position, latches 15 A point
Center in cantilever threeway arc groove, cantilever carbon pipe 11 latch stress such as Fig. 3 when being in the unfolded state of flight position
It is shown.
The assemble sequence of the fold mechanism is that upper and lower deck 1,2 is mounted on carbon plate 7,8 up and down using screw first,
Connecting column 5 and fixed bracket 6 are mounted on lower deck 2 using screw, copper backing 3,4 is installed in upper and lower deck 1,2, will be revolved
Turn threeway to be inserted on the card slot of lower deck 2, then upper blocking seat 1 and connecting column 5 and fixed bracket 6 are fixed using screw, until
This upper and lower carbon plate 7,8 is assembled together；By the insertion of pin 14 lock 15, outer-hexagonal bolt 9 runs through the strip groove 6- of fixed bracket 6
It is screwed in after 1 on pin 14, the depth that adjusting bolt is screwed into makes lock, and dynamics is suitable during rotation.
In system mode conversion unmanned plane expansion, cantilever is rotated, the auricle of swivel tee and fixed cradle wall face paste are closed,
Locking assembly is advanced to bottom along support bracket fastened strip groove, lock enters the arc groove of swivel tee auricle, rotation lock, lock
Button constantly increases with swivel tee auricle contact surface size, and elastic deformation occurs for spring pad, and lock is by swivel tee and fixes group
Part is fixed the expansion locking for completing cantilever together.It is removed the time receiving in unmanned plane, rotation lock is simultaneously fixed by locking assembly edge
The strip groove of bracket pulls out on earth, and lock is detached from the arc groove of swivel tee auricle, rotates cantilever, the achievable folding of cantilever
Folded, cantilever folding process schematic diagram is as shown in Figure 4.
Claims (8)
1. a kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism, it is characterised in that: including fixation kit, swivel tee and
Locking assembly, the swivel tee are rotatably mounted between the carbon plate up and down of fuselage by the fixation kit,
The swivel tee includes that branch of the deck on the fixation kit to the straight-through casing that rotates and for grafting cantilever covers
Pipe, the locking assembly include fixed bracket, outer-hexagonal bolt, pin, lock and lock auricle, and the fixed bracket is described
Straight-through casing side is fixed between carbon plate up and down by the fixation kit, and the branch joint is located on the fixed bracket
The position of height offer along perpendicular to the straight-through cannula center axis direction extend strip groove, the outer-hexagonal bolt with
It can be threaded through in the strip groove along the mode that the strip groove moves, the end for being located at the branch joint side is fixed
It is connected to the middle part of the pin side wall, the lock is the closing piece with cam chair, with can be around the side that the pin rotates
Formula is mounted on the pin, and the lock auricle erects on the side wall of the branch joint, is opened up on the lock auricle
There is U-type groove, when rotating cantilever to flight position, the lock auricle is bonded with the fixed cradle wall, the U-type groove cooperation
At the strip groove, the lock auricle towards be provided on the side of the cantilevered orientation for cooperate take a seat it is described convex
The arc groove of wheel seat.
2. multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism according to claim 1, it is characterised in that: the fixation
Component includes upper and lower deck, upper lower gasket and connecting column, and upper and lower deck includes the convex edge of round card slot and card slot periphery, in convex edge
On be provided with mounting hole, by passing through the carbon plate up and down that upper and lower deck is separately fixed at fuselage by the mounting hole using screw
On, the both ends of the connecting column are separately fixed on the convex edge of upper and lower deck, the upper and lower ends of the straight-through casing respectively by
Upper lower gasket card is sitting in the card slot of upper and lower deck, and the support bracket fastened upper and lower ends are separately fixed at the convex edge of upper and lower deck
On.
3. multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism according to claim 1, it is characterised in that: described outer six
Spring pad and plain cushion are installed, to adjust coupling mechanism force on corner bolt.
4. multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism according to claim 3, it is characterised in that: described U-shaped
The depth of slot is less than the length of the strip groove, and the width of the U-type groove is greater than the bolt shank diameter of the outer-hexagonal bolt.
5. multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism according to claim 4, it is characterised in that: the lock
Including cam chair and handle, the arc surface of the cam chair is to become dimensional structure, sliding when the cantilever turns to flight position
It moves the outer-hexagonal bolt and enters the U-type groove bottom, pull the handle and rotate the lock, the cam chair is made to take a seat
When in the arc groove, spring pad is compressed, to be locked at the swivel tee using the outer-hexagonal bolt described
On fixed bracket, the swivel tee is in the lock state, when moving handle and rotating backward the lock, with arc surface ruler
Very little to gradually become smaller, spring pad is restored to free state, moves so as to slide the outer-hexagonal bolt along the strip groove, from
The U-type groove of the lock auricle is opened, the swivel tee is restored to the state that can be rotated.
6. multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism according to claim 5, it is characterised in that: described outer six
Corner bolt is threaded in the threaded hole on the pin, by adjust spiral shell into spring pad described in depth adjustment pressing force.
7. multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism according to claim 5, it is characterised in that: the fixation
The limited block that outer-hexagonal bolt when restricted be in the lock state being arranged on bracket rotates.
8. multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism according to claim 2, it is characterised in that: above and below described
Gasket is copper backing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821883470.7U CN209351579U (en) | 2018-11-15 | 2018-11-15 | A kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821883470.7U CN209351579U (en) | 2018-11-15 | 2018-11-15 | A kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN209351579U true CN209351579U (en) | 2019-09-06 |
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| CN201821883470.7U Active CN209351579U (en) | 2018-11-15 | 2018-11-15 | A kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109383741A (en) * | 2018-11-15 | 2019-02-26 | 航天神舟飞行器有限公司 | A kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism |
| CN114392066A (en) * | 2021-03-31 | 2022-04-26 | 江苏福维健康科技有限公司 | Scooter convenient to disassemble and transport and disassembling and transporting method |
-
2018
- 2018-11-15 CN CN201821883470.7U patent/CN209351579U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109383741A (en) * | 2018-11-15 | 2019-02-26 | 航天神舟飞行器有限公司 | A kind of multi-rotor unmanned aerial vehicle cantilever fast folding retaining mechanism |
| CN114392066A (en) * | 2021-03-31 | 2022-04-26 | 江苏福维健康科技有限公司 | Scooter convenient to disassemble and transport and disassembling and transporting method |
| CN114392066B (en) * | 2021-03-31 | 2024-03-29 | 江苏福维健康科技有限公司 | Scooter convenient to disassemble and transport and disassembly and transport method |
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