CN109018308A - A kind of propeller device for quickly disassembling and the unmanned plane with it - Google Patents
A kind of propeller device for quickly disassembling and the unmanned plane with it Download PDFInfo
- Publication number
- CN109018308A CN109018308A CN201810903202.5A CN201810903202A CN109018308A CN 109018308 A CN109018308 A CN 109018308A CN 201810903202 A CN201810903202 A CN 201810903202A CN 109018308 A CN109018308 A CN 109018308A
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- button
- bayonet lock
- shaft
- propeller
- clamp
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- 238000003825 pressing Methods 0.000 claims abstract description 22
- 239000007937 lozenge Substances 0.000 claims description 28
- 238000009434 installation Methods 0.000 abstract description 16
- 238000010586 diagram Methods 0.000 description 13
- 238000006073 displacement reaction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000001737 promoting effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a kind of propeller device for quickly disassembling and unmanned planes, including propeller, driving part, bayonet lock and button.Wherein, propeller has cylindrical central sleeve, and driving part is for driving propeller to rotate.The slot with bayonet lock cooperation is provided in the axial direction in its shaft, bayonet lock is inserted into slot, and the top of shaft is equipped with button.And bayonet lock is corresponding when lifting or pressing outer moves to be clamped or be bounced back to release the clamping with cylindrical central sleeve with cylindrical central sleeve for button.When propeller is installed, so that bayonet lock is radially bounced back by pressing or lifting button, and cylindrical central sleeve is sheathed on outside shaft, then change button state, moves so that bayonet lock is radially outer so that bayonet lock and cylindrical central sleeve are clamped, so that propeller be connect with shaft.When disassembly, button is acted on, bayonet lock is bounced back, by cylindrical central sleeve by being removed in shaft.By the propeller device for quickly disassembling, without using tool, the Fast Installation and disassembly of propeller can be realized by acting on button.
Description
Technical field
The present invention relates to Propeller technology fields to further relate to one kind more specifically to a kind of propeller device for quickly disassembling
Unmanned plane.
Background technique
With the rapid development of unmanned plane industry, it is each that unmanned plane is widely used in photography, amusement, inspection or even agricultural etc.
A field.Propeller is one of unmanned plane main components, its main function is generated in the case where the high-speed rotation of motor drives
The lift to face upward perpendicular to ground rotates and rolls to realize taking off for unmanned plane.Since propeller rotational speed is higher,
The reliability of the security performance of consideration product, motor and propeller is connected to become structural engineer's focus of attention.
Currently, the major way that propeller is connect with motor shaft is nut-screw form, by nut-screw rod
It is threadedly engaged propeller lock on motor shaft.Although connection type connection is reliable, installing and dismounting is difficult, needs to borrow
Help external tool (such as spanner) just and the installation and removal of propeller can be achieved.In conclusion how to efficiently solve propeller
The problems such as connection disassembling is inconvenient is current those skilled in the art's problem to be solved.
Summary of the invention
In view of this, the first purpose of this invention is to provide a kind of propeller device for quickly disassembling, which dismounts fastly
The structure design set can efficiently solve the inconvenient problem of propeller connection disassembling, and second object of the present invention is to mention
For a kind of unmanned plane including above-mentioned propeller device for quickly disassembling.
In order to reach above-mentioned first purpose, the invention provides the following technical scheme:
A kind of propeller device for quickly disassembling, including propeller and driving part, the propeller include cylindrical central sleeve；The drive
It is provided in the axial direction with slot in the shaft of dynamic component, bayonet lock is installed in the slot, the top of the shaft is equipped with button,
The button when lifting or pressing the bayonet lock it is corresponding it is radially outer move be clamped or bounce back with the cylindrical central sleeve with release with
The clamping of the cylindrical central sleeve.
Preferably, in above-mentioned propeller device for quickly disassembling, both inner walls of the outer wall of the bayonet lock and the cylindrical central sleeve it
One is provided with clamp, and another one offers the card slot with clamp cooperation, the top of the bottom end of the button and the bayonet lock
It offsets, and the top of the bayonet lock and/or the bottom end of the button have lozenges, so that the button lifts or press when institute
The corresponding radially outer shifting of bayonet lock is stated so that the clamp is inserted into the card slot or retraction so that the clamp exits the card slot.
Preferably, in above-mentioned propeller device for quickly disassembling, the lozenges inclines from inside to outside along the pressing direction of the button
It tiltedly, further include elastic component, the both ends of the elastic component offset with the bayonet lock and the shaft respectively, so that the button is pressed
When push the bayonet lock to bounce back and compress the elastic component and the clamp is made to exit the card slot, the button unclamps when institute
It states and is moved outside bayonet lock described in resilient element urges so that the clamp is inserted into the card slot and the button is pushed to lift.
Preferably, in above-mentioned propeller device for quickly disassembling, at the axis of the shaft have support column, the two of the elastic component
End offsets with the support column and the bayonet lock respectively.
Preferably, in above-mentioned propeller device for quickly disassembling, the top of the bayonet lock has a v-shaped opening, and the one of the v-shaped opening
Side wall is used to cooperate with the bottom end of the button.
Preferably, in above-mentioned propeller device for quickly disassembling, the top of the bayonet lock has to be extended to form to the button side
With the limiting section that offsets at the top of the shaft.
Preferably, in above-mentioned propeller device for quickly disassembling, the shaft includes shaft ontology and fixes with the shaft ontology
The fixing seat of connection, the slot are opened in the fixing seat, and the button is installed on the top of the fixing seat.
Preferably, in above-mentioned propeller device for quickly disassembling, the top end opening of the fixing seat, the shaft further includes being covered in
The fixing seat top and the protection cap being fixedly connected with the fixing seat offer button pass through hole to install in the protection cap
The button.
Preferably, in above-mentioned propeller device for quickly disassembling, multiple slots are offered in the shaft, with it is multiple it is described insert
What slot was respectively cooperating with is provided with multiple bayonet locks, and the cylindrical central sleeve is corresponding with each bayonet lock to be respectively arranged with multiple institutes
State clamp and card slot.
Preferably, in above-mentioned propeller device for quickly disassembling, the lozenges inclines along the pressing direction ecto-entad of the button
It tiltedly, further include draw springs, the both ends of the draw springs offset with the button and the shaft respectively, to pull
It states button and is in down state, and then push and moved outside the bayonet lock so that the clamp is inserted into the card slot, the button lifts
Shi Suoshu bayonet lock can bounce back so that the clamp exits the card slot.
Propeller device for quickly disassembling provided by the invention includes propeller, driving part, bayonet lock and button.Wherein, propeller
With cylindrical central sleeve, driving part is for driving propeller to rotate.The slot with bayonet lock cooperation is provided in the axial direction in its shaft,
Bayonet lock is inserted into slot, and the top of shaft is equipped with button.And button when lifting or pressing bayonet lock it is corresponding along outer shifting with center
Sleeve clamping bounces back to release the clamping with cylindrical central sleeve.
Using propeller device for quickly disassembling provided by the invention, button can act on bayonet lock, corresponding button lift or by
Lower state, the corresponding relative key of bayonet lock is radially outer to be moved or bounces back.When propeller is installed, make card by pressing or lifting button
Pin can radially bounce back, and cylindrical central sleeve is sheathed on outside shaft, then change button state, move so that bayonet lock is radially outer
So that bayonet lock and cylindrical central sleeve are clamped, so that propeller be connect with shaft, the installation of propeller is completed.When disassembly, only need to make
For button, bayonet lock is bounced back, then by cylindrical central sleeve by removing in shaft.By the propeller device for quickly disassembling,
Without using tool, the Fast Installation and disassembly of propeller and driving part can be realized by acting on button, and connecting can
By firm.
In one preferred embodiment, the inner wall alternative one of the outer wall of bayonet lock and cylindrical central sleeve is provided with clamp,
Another one offers the card slot with clamp cooperation, and the bottom end of button and the top of bayonet lock offset, and the top of bayonet lock and/or button
Bottom end have lozenges, it further includes elastic component, the both ends of elastic component that lozenges tilts from inside to outside along the pressing direction of button
It offsets respectively with bayonet lock and shaft, so as to push bayonet lock retraction so that clamp exits card slot and the bayonet lock elasticity of compression when button is pressed
Part moves outside resilient element urges bayonet lock so that clamp is inserted into card slot and promoting button is lifted when button unclamps.In turn, propeller is installed
When, lower button is first pressed, is changed into the radial displacement of bayonet lock by the axial displacement of the acting button of lozenges, pushes bayonet lock retraction
And compression elastic piece, cylindrical central sleeve is sheathed on outside shaft, and keep clamp opposite with card slot.Then release button, due to elasticity
Part pushes shifting outside bayonet lock by the restoring force that it is generated is compressed, so that in clamp insertion card slot, thus by propeller and shaft
Connection, completes the installation of propeller.And as the outer shifting promoting button of bayonet lock is lifted.When dismantling propeller, then only need to press by
Button, bayonet lock bounce back to shaft, and clamp exits card slot, then the axis direction by cylindrical central sleeve along shaft is removed.Pass through pressing
Button can dismantle propeller, and pressing operation is simply laborsaving, easy to operate without tool.
In order to reach above-mentioned second purpose, the present invention also provides a kind of unmanned plane, which includes any of the above-described
Kind propeller device for quickly disassembling.Since above-mentioned propeller device for quickly disassembling has above-mentioned technique effect, there is the propeller to dismount fastly
The unmanned plane set should also have corresponding technical effect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the general assembly drawing of the propeller device for quickly disassembling of a specific embodiment of the invention；
Fig. 2 is the configuration schematic diagram of Fig. 1；
Fig. 3 is schematic diagram of internal structure when not installing propeller；
Fig. 4 is the assembling schematic diagram of button and bayonet lock；
Fig. 5 is external structure schematic diagram when not installing propeller；
Fig. 6 is the schematic diagram of the section structure of button down state；
Fig. 7 is the schematic diagram of the section structure of button lifting status；
Fig. 8 is the schematic diagram of the section structure of the propeller device for quickly disassembling of another specific embodiment of the invention.
It is marked in attached drawing as follows:
Propeller 1, cylindrical central sleeve 11, blade 12, driving part 2, fixing seat 21, slot 22, button 3, bayonet lock 4, limit
Portion 41, elastic component 5, protection cap 6, clamp 7, card slot 8, screw 9, lozenges 10, draw springs 13.
Specific embodiment
The embodiment of the invention discloses a kind of propeller device for quickly disassembling, to realize the Fast Installation of propeller and driving part
With disassembly.
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.
Propeller device for quickly disassembling provided by the invention includes propeller 1, driving part 2, bayonet lock 4 and button 3.
Wherein, propeller 1 includes cylindrical central sleeve 11, and cylindrical central sleeve 11 is tubular structure, and hollow space is for being sheathed on
Outside the shaft of driving part 2, to be fixedly connected with shaft, and then cylindrical central sleeve 11 is driven to rotate synchronously when shaft rotation.Center
Blade 12 is generally secured on sleeve 11, the shape and quantity of specific blade 12 can be set as needed, not limit specifically herein
It is fixed.
Driving part 2 is for driving the rotation of propeller 1, including shaft.It is provided in the axial direction in shaft and the cooperation of bayonet lock 4
Slot 22, bayonet lock 4 are inserted into slot 22, and button 3, which slides axially, is installed on shaft top.For the ease of slot 22 setting and
The installation of button 3, shaft includes shaft ontology and the fixing seat being fixedly connected with shaft ontology 21, then along axial direction in fixing seat 21
Slot 22 is offered, slides axially on the top of fixing seat 21 and above-mentioned button 3 is installed.As needed, can also directly exist
Slot 22 is opened up on shaft ontology and button 3 is installed.
When button 3 is lifted or is pressed bayonet lock 4 it is corresponding it is radially outer move be clamped or bounce back with cylindrical central sleeve 11 with release with
The clamping of cylindrical central sleeve.It is, the matching relationship of button 3 and bayonet lock 4 is either bayonet lock 4 is radially outer when button 3 lifts
It moves to be clamped with cylindrical central sleeve 11, bayonet lock 4 can radially bounce back to release the clamping with cylindrical central sleeve 11 when button 3 is pressed.
It is also possible to the radially outer shifting of bayonet lock 4 when button 3 is pressed to be clamped with cylindrical central sleeve 11, bayonet lock 4 can be along diameter when button 3 lifts
To retraction to release the clamping with cylindrical central sleeve 11.
Using the propeller device for quickly disassembling, button 3 can act on bayonet lock 4, corresponding button 3 lift or down state,
The corresponding relative key 3 of bayonet lock 4 is radially outer to be moved or bounces back.When propeller 1 is installed, make bayonet lock 4 by pressing or lifting button 3
It can radially bounce back, and cylindrical central sleeve 11 is sheathed on outside shaft, then change 3 state of button, radially outer move makes bayonet lock 4
It obtains bayonet lock 4 and cylindrical central sleeve 11 is clamped, so that propeller 1 be connect with shaft, complete the installation of propeller 1.When disassembly, only need
Button 3 is acted on, bayonet lock 4 is bounced back, then by cylindrical central sleeve 11 by being removed in shaft.Pass through the propeller Quick Release
The Fast Installation and disassembly of propeller 1 Yu driving part 2 can be realized by acting on button 3 without using tool in device,
And connection is reliably secure.
Specifically, the outer wall of bayonet lock 4 and the inner wall alternative one of cylindrical central sleeve 11 are provided with clamp 7, another one is offered
The card slot 8 cooperated with clamp 7, that is, clamp 7 is provided on the outer wall of bayonet lock 4, it is correspondingly arranged on the inner wall of cylindrical central sleeve 11
There is protrusion on the outer wall for having the card slot 8 or bayonet lock 4 that cooperate with clamp 7, offer card slot 8, cylindrical central sleeve on protrusion
The clamp 7 cooperated with card slot 8 is correspondingly arranged on 11 inner wall.It should be noted that the inner wall of each component refers to that the component is close
The side of shaft axis, outside then correspond to the side far from axis.Clamp 7 and the shape of card slot 8 are correspondingly arranged, so that in
When heart sleeve 11 is sheathed on outer shaft, the insertion card slot 8 of clamp 7, propeller 1 is fixedly connected with shaft, and then propeller 1 can
It is rotated synchronously with shaft.In order to protect connection reliability, the bottom surface of clamp 7 and the bottom surface of card slot 8 are correspondingly arranged as perpendicular in
The plane of 11 plug orientation of heart sleeve.
It should be noted that since bayonet lock 4 needs to be moved by slot 22 is radially outer so that clamp 7 is inserted into card slot 8, therefore inserts
The corresponding shaft outer wall of slot 22 have window, with allow bayonet lock 4 clamp 7 or bayonet lock 4 the part with card slot 8 be pierced by and in
Heart sleeve 11 cooperates.Certainly, the size of window should be less than the size of bayonet lock 4, to prevent bayonet lock 4 from being deviate from by window.
The bottom end of button 3 and the top of bayonet lock 4 offset, and the top of bayonet lock 4 and/or the bottom end of button 3 have lozenges
10.Namely there is the bottom end of lozenges 10 or button 3 to have lozenges 10, the bottom end of button 3 and bayonet lock 4 on the top of bayonet lock 4
Top offset, by the setting of inclined surface, so that button 3 is converted into bayonet lock 4 radially by inclined surface along axial movement
Movement.Preferably, the top of bayonet lock 4 and the bottom end of button 3 all have lozenges 10, and the lozenges 10 of the two is tangent, from
And when both pushing relative movement by lozenges 10, be face contact between the two, so avoid contact surface it is too small caused by mill
The case where damage is accelerated generates, and keeps the relative motion of the two more steady.
The corresponding radially outer shifting of bayonet lock 4 is so that clamp 7 is inserted into card slot 8 or retraction so that clamp 7 when button 3 is lifted or pressed
It exits and is moved radially in slot 22 when being moved outside card slot 8, that is, bayonet lock 4, and can not deviate from slot 22.Specific packet
When including button 3 and lifting, bayonet lock 4 is corresponding outer to be moved so that clamp 7 is inserted into card slot 8；When button 3 is pressed, bayonet lock 4 bounces back so that clamp 7
Exit card slot 8.When also including that button 3 is pressed, the corresponding outer shifting of bayonet lock 4 is so that clamp 7 is inserted into card slot 8；When button 3 lifts, bayonet lock 4
Retraction is so that clamp 7 exits card slot 8.Especially by two specific embodiments hereafter to illustrate.
Due to being correspondingly arranged on clamp 7 and card slot 8 on 4 outer wall of bayonet lock and 11 inner wall of cylindrical central sleeve, thus propeller 1 is installed
When, so that bayonet lock 4 is bounced back by pressing or lifting button 3, cylindrical central sleeve 11 is sheathed on outside shaft, and makes clamp 7 and card
Slot 8 is opposite, then changes 3 state of button, is moved outside bayonet lock 4 so that clamp 7 is inserted into card slot 8, so that propeller 1 and shaft be connected
It connects, completes the installation of propeller 1.When disassembly, button 3 only need to be acted on, bayonet lock 4 is bounced back, then by cylindrical central sleeve 11
By being removed in shaft.
Fig. 1-Fig. 7 is please referred to, Fig. 1 is the general assembly drawing of the propeller device for quickly disassembling of a specific embodiment of the invention；Figure
2-7 is respectively the configuration schematic diagram of Fig. 1, does not install schematic diagram of internal structure when propeller 1, the dress of button 3 and bayonet lock 4
With schematic diagram, external structure schematic diagram when propeller 1, the schematic diagram of the section structure and button 3 of 3 down state of button are not installed
The schematic diagram of the section structure of lifting status.
In a specific embodiment, lozenges 10 tilts from inside to outside along the pressing direction of button 3, further includes elastic component
5, the both ends of elastic component 5 offset with bayonet lock 4 and shaft respectively, so as to push the retraction of bayonet lock 4 so that clamp 7 moves back when button 3 is pressed
Card slot 8 and 4 compression elastic piece 5 of bayonet lock out, elastic component 5, which pushes, when button 3 unclamps moves outside bayonet lock 4 so that clamp 7 is inserted into card slot 8 simultaneously
Promoting button 3 is lifted.Namely in the embodiment, the inclined direction of lozenges 10 and matching for button 3 and bayonet lock 4 are specifically defined
Conjunction mode, can be with above embodiment phase for the structure setting of propeller 1, driving part 2 and slot 22, clamp 7 and card slot 8
Together, related statement above is specifically please referred to.It is illustrated as that clamp 7 is arranged on bayonet lock 4, opens up card slot 8 on cylindrical central sleeve 11, according to
It needs to exchange the setting position of clamp 7 and card slot 8.
In the embodiment, lozenges 10 tilts from inside to outside along the pressing direction of button 3, the top of specific bayonet lock 4 and/or
The bottom end of button 3 has the lozenges 10.It should be noted that referring to from inside to outside by one being laterally away from by axial ray herein
The side of axis.The as above setting of the direction of lozenges 10, when so that button 3 being pressed, pushes bayonet lock 4 to bounce back to axis.By
Setting elastic component 5 between bayonet lock 4 and shaft, compression elastic piece 5 when bayonet lock 4 bounces back, and then when release button 3, elastic component 5
Restoring force effect is pushed and is moved outside bayonet lock 4, since inclined surface effect promoting button 3 is lifted up while shifting outside bayonet lock 4.And due to
The effect of elastic component 5 makes bayonet lock 4 be maintained at overhanging state when button 3 is not by pressed by external force, so that the insertion card of clamp 7
Propeller 1 is connect by slot 8 with shaft.
When propeller 1 is installed, lower button 3 is first pressed, bayonet lock is changed by the axial displacement of the acting button 3 of lozenges 10
4 radial displacement pushes the retraction of bayonet lock 4 and compression elastic piece 5, cylindrical central sleeve 11 is sheathed on outside shaft, and makes clamp 7 and card
Slot 8 is opposite.Then release button 3, since elastic component 5 pushes shifting outside bayonet lock 4 by the restoring force that it is generated is compressed, so that card
In first 7 insertion card slot 8, so that propeller 1 be connect with shaft, the installation of propeller 1 is completed.And as the outer shifting of bayonet lock 4 pushes away
Dynamic button 3 lifts.It when dismantling propeller 1, then only needs by lower button 3, bayonet lock 4 bounces back to shaft, and clamp 7 exits card slot 8, then will
Cylindrical central sleeve 11 is removed along the axis direction of shaft.Propeller 1 can be dismantled by push button 3, pressing operation letter
It is single laborsaving, it is easy to operate without tool.
Elastic component 5 can specifically use spring, as needed can also be using other flexible materials or flexible knot
Component.For the ease of the installation of spring, spring mounting groove is offered on bayonet lock 4, one end of spring is inserted into spring mounting groove, from
And the deformation of spring is more steady by the position-limiting action of spring mounting groove.
Further, there is support column, the both ends of elastic component 5 offset with support column and bayonet lock 4 respectively at the axis of shaft.
Specifically, one end of elastic component 5 can be fixedly connected with support column, so that elastic component 5 is by the compressive deformation of bayonet lock 4 and extensive
The process of complex deformation is more steady.It can also be not provided with support column as needed, one end of elastic component 5 is directly fixed with shaft
Connection.
Further, the top of bayonet lock 4 has v-shaped opening, and the one side wall of v-shaped opening is used to match with the bottom end of button 3
It closes, opposite another side wall is capable of the pushing displacement of limit button 3.As shown in fig. 6,4 top of bayonet lock has v-shaped opening, it is left
Side side wall is lozenges 10, is cooperated with the bottom end of button 3.V-shaped structure can play the role of pan position under limit button 3.
Certainly, as needed, the maximum volume under pressure of button 3 and the assembly relation limit button 3 of shaft can also be passed through.
Play, the top of bayonet lock 4 have the formation and shaft that extend to 3 side of button to bayonet lock 4 in the axial direction in order to prevent
The limiting section 41 that offsets of top.Bayonet lock 4 is installed in the slot 22 inside shaft, and the top of shaft is equipped with button 3, bayonet lock
4 tops extend limiting section 41 to 3 side of button, and the inner wall at the top of limiting section 41 and shaft, i.e. shaft top offsets, to limit
The axial displacement of fabrication pin 4 move radially it can only.
In above-mentioned each situation, shaft specifically includes shaft ontology and the fixing seat being fixedly connected with shaft ontology 21, inserts
Slot 22 is opened in fixing seat 21, and button 3 is installed on the top of fixing seat 21.By the setting of fixing seat 21, it is convenient for slot 22
Isostructural setting reduces production cost it is not necessary that 2 body construction of driving part is transformed.Specifically, the top of fixing seat 21 is opened
Equipped with button pass through hole, for installing button 3.Slot 22 is offered in fixing seat 21, to be inserted into bayonet lock 4, and bayonet lock 4 can be
It is moved radially in slot 22.Slot 22 is corresponded on the lateral wall of fixing seat 21 opens up the window being connected to due to slot 22, so as to
It is pierced by the clamp 7 of bayonet lock 4 or the part with card slot 8 of bayonet lock 4 and cooperates with cylindrical central sleeve 11.In the feelings for being provided with support column
Under condition, then support column is located at 21 bottom surface axis of fixing seat.Preferably, fixing seat 21 is tubular structure, opposite in internal cavities
Be fixed with axially disposed partition to surround slot 22 with outer wall.Specifically, fixing seat 21 can be an integral molding structure.
Further, the top end opening of fixing seat 21, shaft further include be covered in 21 top of fixing seat and with fixing seat 21
The protection cap 6 being fixedly connected offers button pass through hole to install button 3 in protection cap 6.Protection cap 6 and fixing seat 21 specifically may be used
To be fixedly connected by screw 9, can also be connected as needed by other conventional modes that are fixedly connected.Button 3 is installed on
In button pass through hole, top protrudes from button pass through hole, consequently facilitating operation.It should be noted that be explained above protection cap 6 with
The split type structure of fixing seat 21, consequently facilitating the installation of bayonet lock 4.The two preferably uses and is removably fixedly connected with mode,
Consequently facilitating later maintenance.Fixing seat 21 can also be set to the top closure structure with top surface as needed, in top surface
On open up button pass through hole to install button 3.In the case where being provided with fixing seat 21, then the limiting section 41 of bayonet lock 4 and solid
The top surface of reservation 21 offsets, and can specifically offset with protection cap 6.
For the ease of the installation of button 3, the outer wall of button 3 includes the flange extended outward to form, flange when button 3 lifts
Card resistance is in button pass through hole, so that the maximum lifting position of limit button 3, prevents it from being deviate from by button pass through hole.Specifically, flange
One circle can be set along the periphery of button 3.As needed, button 3 can also be using other conventional installation sides in the prior art
Formula, to be installed on the top of shaft.
In above-mentioned each situation, multiple slots 22 are offered in shaft, it is more with being provided with of being respectively cooperating with of multiple slots 22
A bayonet lock 4, cylindrical central sleeve 11 is corresponding with each bayonet lock 4 to be respectively arranged with multiple clamps 7 and card slot 8.It is namely more by being arranged
A bayonet lock 4 is respectively arranged with clamp 7 on the outer wall of each bayonet lock 4, is correspondingly arranged on the inner wall of cylindrical central sleeve 11 and each clamp 7
There is protrusion on the outer wall of the card slot 8 or each bayonet lock 4 that are respectively cooperating with, offer card slot 8, cylindrical central sleeve 11 on protrusion
Inner wall on be correspondingly arranged on each card slot 8 cooperation clamp 7.The cooperation of multiple groups clamp 7 and card slot 8 forms multiple groups limit, into
One step ensure that the connection reliability of propeller 1 Yu shaft.Preferably, multiple bayonet locks 4 are uniformly distributed circumferentially.With Fig. 3, Fig. 4
For, three bayonet locks 4 are set, three slots 22 are circumferentially uniformly provided in shaft.In the case where being provided with support column, then
Support column can be set to the main body that section is triangle, and three sides of a triangle respectively correspond each bayonet lock 4, and elastic component 5 abuts
Between support column and bayonet lock 4.
Referring to Fig. 8, Fig. 8 is the cross-section structure signal of the propeller device for quickly disassembling of another specific embodiment of the invention
Figure.
In this embodiment, lozenges 10 is tilted along the pressing direction ecto-entad of button 3, further includes draw springs
13, the both ends of draw springs 13 offset with button 3 and shaft respectively, to pull button 3 to be in down state, and push bayonet lock
It is moved outside 4 so that clamp 7 is inserted into card slot 8, bayonet lock 4 can bounce back so that clamp 7 exits card slot 8 when external force button 3 lifts.?
It is exactly that the difference of the embodiment and a upper embodiment is only that the inclined direction of lozenges 10 and the inclined direction of a upper embodiment
On the contrary, corresponding button 3 is different from the fit system of bayonet lock 4, and for propeller 1, driving part 2 and slot 22, clamp 7 and
The other structures such as the structure setting of card slot 8 can be identical as above embodiment, specifically please refers to related statement above, herein not
It repeats again.
In the embodiment, lozenges 10 along button 3 pressing direction ecto-entad tilt, the top of specific bayonet lock 4 and/or
The bottom end of button 3 has the lozenges 10.By the way that draw springs 13, in addition lozenges 10 are arranged between button 3 and shaft
Direction as above setting, not will pull button 3 by the restoring force of draw springs 13 when external force and be in down state, button
3 push bayonet lock 4 to connect propeller 1 with shaft so that clamp 7 is inserted into card slot 8 to far from axis movement.Work as external force
When effect is by 3 pull-up of button, that is, button 3 lifts release bayonet lock 4, so that bayonet lock 4 can bounce back, and 13 quilt of draw springs
It elongates.
When propeller 1 is installed, button 3 is first lifted, discharge bayonet lock 4, and then bayonet lock 4 can be pushed back, then by cylindrical central sleeve
11 are sheathed on outside shaft, and keep clamp 7 and card slot 8 opposite.Then release button 3, since draw springs 13 are elongated its production
Raw restoring force drives button 3 to push, to push bayonet lock 4 to be displaced, so that clamp 7 is inserted into card slot 8, thus by propeller 1
It is connect with shaft, completes the installation of propeller 1.When dismantling propeller 1, then only needs to lift button 3, discharge bayonet lock 4, pass through shaking
Etc. modes make bayonet lock to shaft bounce back, clamp 7 exits card slot 8, then the axis direction by cylindrical central sleeve 11 along shaft is removed.
In the case where shaft includes shaft ontology and fixing seat 21, then the both ends of draw springs 13 respectively with button 3 and fixing seat
21 offset, and can specifically offset with the inner chamber bottom surface of fixing seat 21.Draw springs 13 can specifically use extension spring.
Retraction elastic component for pulling bayonet lock 4 to bounce back can also be set between shaft and bayonet lock 4 as needed, but returned
Contracting elastic component should be less than draw springs 13 to the drawing force of button 3 to the active force of bayonet lock 4 so that button 3 not
When by external force, draw springs 13 pull button 3 to be in pressed status, and bayonet lock 4 is discharged when external force lifts button 3, bayonet lock 4
It bounces back under the action of bouncing back elastic component.
The propeller device for quickly disassembling provided in based on the above embodiment, the present invention also provides a kind of unmanned plane, this nobody
Machine includes any one propeller device for quickly disassembling in above-described embodiment.Since the unmanned plane uses the spiral in above-described embodiment
Paddle device for quickly disassembling, so the beneficial effect of the unmanned plane please refers to above-described embodiment.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (11)
1. a kind of propeller device for quickly disassembling, including propeller (1) and driving part (2), the propeller (1) has cylindrical central sleeve
(11)；It is characterized in that, being provided in the axial direction with slot (22) in the shaft of the driving part (2), peace in the slot (22)
Equipped with bayonet lock (4), the top of the shaft is equipped with button (3), the button (3) when lifting or pressing the bayonet lock (4) it is right
It radially outer should move to be clamped or be bounced back to release the clamping with the cylindrical central sleeve (11) with the cylindrical central sleeve (11).
2. propeller device for quickly disassembling according to claim 1, which is characterized in that the outer wall of the bayonet lock (4) and it is described in
The inner wall alternative one of heart sleeve (11) is provided with clamp (7), and another one offers the card slot (8) with the clamp (7) cooperation；
The bottom end of the button (3) and the top of the bayonet lock (4) offset, and the top of the bayonet lock (4) and/or the button (3)
Bottom end there are lozenges (10) so that the button (3) when lifting or pressing the bayonet lock (4) it is corresponding it is radially outer move so that
The clamp (7) is inserted into the card slot (8) or retraction so that the clamp (7) exits the card slot (8).
3. propeller device for quickly disassembling according to claim 2, which is characterized in that the lozenges (10) is along the button
(3) pressing direction tilts from inside to outside, further includes elastic component (5), the both ends of the elastic component (5) respectively with the bayonet lock
(4) it offsets with the shaft, so that the button (3) pushes the bayonet lock (4) to bounce back and compresses the elastic component (5) when pressing
And the clamp (7) is exited the card slot (8), the button (3) elastic component (5) promotion bayonet lock when unclamping
(4) it moves outside so that the clamp (7) is inserted into the card slot (8) and the button (3) is pushed to lift.
4. propeller device for quickly disassembling according to claim 3, which is characterized in that have support at the axis of the shaft
The both ends of column, the elastic component (5) offset with the support column and the bayonet lock (4) respectively.
5. propeller device for quickly disassembling according to claim 2, which is characterized in that opened with V-arrangement on the top of the bayonet lock (4)
Mouthful, the one side wall of the v-shaped opening is used to cooperate with the bottom end of the button (3).
6. propeller device for quickly disassembling according to claim 2, which is characterized in that the top of the bayonet lock (4) has to institute
It states that button side extends to form with limiting section (41) that is offseting at the top of the shaft.
7. propeller device for quickly disassembling according to claim 2, which is characterized in that the shaft include shaft ontology and with institute
The fixing seat (21) that shaft ontology is fixedly connected is stated, the slot (22) is opened on the fixing seat (21), the button (3)
It is installed on the top of the fixing seat (21).
8. propeller device for quickly disassembling according to claim 7, which is characterized in that the top end opening of the fixing seat (21),
The shaft further includes the protection cap (6) for being covered in the fixing seat (21) top and being fixedly connected with the fixing seat (21),
Button pass through hole is offered on the protection cap (6) to install the button (3).
9. according to the described in any item propeller device for quickly disassembling of claim 2-8, which is characterized in that offered in the shaft more
A slot (22) is provided with multiple bayonet locks (4), the cylindrical central sleeve with what multiple slots (22) were respectively cooperating with
(11) corresponding with each bayonet lock (4) to be respectively arranged with multiple clamps (7) and card slot (8).
10. propeller device for quickly disassembling according to claim 2, which is characterized in that the lozenges (10) is along the button
(3) pressing direction ecto-entad inclination, further include draw springs (13), the both ends of the draw springs (13) respectively with
The button (3) and the shaft offset, and to pull the button (3) to be in down state, and then push the bayonet lock (4) outside
Move so that the clamp (7) is inserted into the card slot (8), the button (3) when lifting the bayonet lock (4) can bounce back so that described
Clamp (7) exits the card slot (8).
11. a kind of unmanned plane, which is characterized in that including the described in any item propeller device for quickly disassembling of such as claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810903202.5A CN109018308B (en) | 2018-08-09 | 2018-08-09 | Screw quick detach device and have its unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810903202.5A CN109018308B (en) | 2018-08-09 | 2018-08-09 | Screw quick detach device and have its unmanned aerial vehicle |
Publications (2)
| Publication Number | Publication Date |
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| CN109018308A true CN109018308A (en) | 2018-12-18 |
| CN109018308B CN109018308B (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810903202.5A Active CN109018308B (en) | 2018-08-09 | 2018-08-09 | Screw quick detach device and have its unmanned aerial vehicle |
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| CN (1) | CN109018308B (en) |
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| CN109677596A (en) * | 2019-01-29 | 2019-04-26 | 深圳市律远汇智科技有限公司 | A kind of unmanned flight's device convenient for paddle replacement |
| CN112119009A (en) * | 2019-08-01 | 2020-12-22 | 深圳市大疆创新科技有限公司 | Locking structure, screw, power device, power component and unmanned aerial vehicle |
| WO2021035631A1 (en) * | 2019-08-29 | 2021-03-04 | 深圳市大疆创新科技有限公司 | Quick release member, propeller assembly, and multi-rotor unmanned aerial vehicle |
| CN114320852A (en) * | 2022-02-15 | 2022-04-12 | 赛若麦得（上海）生物技术有限公司 | Pump head structure capable of being rapidly assembled and disassembled |
| PL244047B1 (en) * | 2022-12-30 | 2023-11-20 | Lubelska Polt | Main rotor hub |
| PL446983A1 (en) * | 2023-12-05 | 2024-07-15 | Politechnika Lubelska | Hub with rotor removal mechanism |
| PL446982A1 (en) * | 2023-12-05 | 2024-07-15 | Politechnika Lubelska | Hub with main rotor locking mechanism |
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| CN114320852A (en) * | 2022-02-15 | 2022-04-12 | 赛若麦得（上海）生物技术有限公司 | Pump head structure capable of being rapidly assembled and disassembled |
| PL244047B1 (en) * | 2022-12-30 | 2023-11-20 | Lubelska Polt | Main rotor hub |
| PL446983A1 (en) * | 2023-12-05 | 2024-07-15 | Politechnika Lubelska | Hub with rotor removal mechanism |
| PL446982A1 (en) * | 2023-12-05 | 2024-07-15 | Politechnika Lubelska | Hub with main rotor locking mechanism |
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| Publication number | Publication date |
|---|---|
| CN109018308B (en) | 2021-09-21 |
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Denomination of invention: A propeller quick-release device and its unmanned aerial vehicle Effective date of registration: 20230223 Granted publication date: 20210921 Pledgee: Societe Generale Bank Co.,Ltd. Qingpu Branch of Shanghai Pledgor: Goertek Robotics Co.,Ltd. Registration number: Y2023980033342 |
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Granted publication date: 20210921 Pledgee: Societe Generale Bank Co.,Ltd. Qingpu Branch of Shanghai Pledgor: Goertek Robotics Co.,Ltd. Registration number: Y2023980033342 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A quick disassembly device for propellers and a drone with it Granted publication date: 20210921 Pledgee: Societe Generale Bank Co.,Ltd. Qingpu Branch of Shanghai Pledgor: Goertek Robotics Co.,Ltd. Registration number: Y2024980006488 |
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