CN112693600B - Small-sized unmanned aerial vehicle wheel brake mechanism - Google Patents

Small-sized unmanned aerial vehicle wheel brake mechanism Download PDF

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Publication number
CN112693600B
CN112693600B CN202110052632.2A CN202110052632A CN112693600B CN 112693600 B CN112693600 B CN 112693600B CN 202110052632 A CN202110052632 A CN 202110052632A CN 112693600 B CN112693600 B CN 112693600B
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China
Prior art keywords
aerial vehicle
unmanned aerial
vehicle wheel
push rod
fluted disc
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CN112693600A (en
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林春
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Guangxi Qihong Technology R&d Co ltd
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Guangxi Qihong Technology R&d Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C25/00Alighting gear
    • B64C25/32Alighting gear characterised by elements which contact the ground or similar surface 
    • B64C25/42Arrangement or adaptation of brakes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C25/00Alighting gear
    • B64C25/32Alighting gear characterised by elements which contact the ground or similar surface 
    • B64C25/42Arrangement or adaptation of brakes
    • B64C25/44Actuating mechanisms

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

The invention discloses a small unmanned aerial vehicle wheel brake mechanism which comprises an unmanned aerial vehicle wheel, a fluted disc, a heat conducting pipe and a mounting seat, wherein an annular groove is formed in the middle surface of the unmanned aerial vehicle wheel, a positioning groove is formed in the unmanned aerial vehicle wheel, a clamping groove is formed in the surface of the unmanned aerial vehicle wheel, the fluted disc is movably mounted in the unmanned aerial vehicle wheel and is arranged in the positioning groove, the outer side of the fluted disc is mutually mounted with a second electric push rod, the top end of the second electric push rod is provided with a first electric push rod, and the first electric push rod is fixedly mounted with supporting legs. This small-size unmanned aerial vehicle wheel brake mechanism can convey the external world with the heat that the friction produced to can prevent to appear because of the phenomenon of thermal stress brake inefficacy, and can brake the inside and outside both sides of unmanned aerial vehicle wheel simultaneously, and then can improve the effect of braking, can be at any time to the brake state and the fast switch-over between the state of separating to stop moreover, and be equipped with the effect of emergency braking and slow braking simultaneously.

Description

Small unmanned aerial vehicle wheel brake mechanism
Technical Field
The invention relates to the technical field of brake mechanisms, in particular to a wheel brake mechanism of a small unmanned aerial vehicle.
Background
No matter in military use or civilian field, development and application all are more and more hot, and corresponding alignment spare part and relevant functional mechanism's design is also more and more important, and its work of efficient assurance is first requirement. At present, the field of wheel braking has few practical designs, and most of the applications have no related braking mechanism, so that the wheel directly runs, and the length of a runway is greatly prolonged. And because the particularity of unmanned aerial vehicle wheel, it requires to fold, so use rigid mechanism and need consider the space folding problem, the wheel needs to be light moreover, is convenient for fold, and launches take-off and requires to can be firm to brake the wheel, so traditional brake mechanism seems the residual force not enough, and is heavy, the frictional heating is unsuitable to be used on unmanned aerial vehicle. A special mechanism is needed to apply to the wheel brake mechanism of an unmanned aerial vehicle.
So we have proposed small unmanned aerial vehicle wheel brake mechanism to in solving the problem of proposing in the aforesaid.
Disclosure of Invention
The invention aims to provide a wheel brake mechanism of a small-sized unmanned aerial vehicle, which aims to solve the problems that the existing traditional brake mechanism provided by the background technology is insufficient in residual force, heavy, generates heat by friction and is not suitable for being used on the unmanned aerial vehicle.
In order to achieve the purpose, the invention provides the following technical scheme: small-size unmanned aerial vehicle wheel brake mechanism, including unmanned aerial vehicle wheel, fluted disc, heat pipe and mount pad, unmanned aerial vehicle wheel intermediate surface is equipped with the ring channel, the inside constant head tank that is equipped with of unmanned aerial vehicle wheel simultaneously to unmanned aerial vehicle wheel surface is equipped with the draw-in groove, and the inside movable mounting of unmanned aerial vehicle wheel has the fluted disc, and the fluted disc locates the inside of constant head tank, the fluted disc outside and second electric putter are mutually installed, and second electric putter top is equipped with first electric putter simultaneously to first electric putter and supporting leg fixed mounting, the supporting leg top is equipped with the connecting plate moreover, the heat pipe side is equipped with the loose pin, the inside and branch fixed mounting of loose pin simultaneously, mount pad bottom side and second brake area are mutually installed, and the ring channel outside of unmanned aerial vehicle wheel is located in the second brake area simultaneously.
Preferably, the even symmetry in unmanned aerial vehicle wheel surface is provided with four draw-in grooves to three draw-in grooves run through in the surface of unmanned aerial vehicle wheel, and in the inside parallel line of arc was located to the center pin of another draw-in groove moreover, the center pin of another draw-in groove is two straight lines with the center pin of arc simultaneously.
Preferably, the even symmetry in the inside right side of unmanned aerial vehicle wheel is provided with four movable blocks to the outside of the inside constant head tank of unmanned aerial vehicle wheel is located to the bottom of the fixture block that the movable block was equipped with, and the width size of fixture block is less than half of arc length size, and the length size of arc and the inside arc length size of the big or small sum of arc size unmanned aerial vehicle wheel of elastic component.
Preferably, the outside of unmanned aerial vehicle wheel is located to second electric putter, and the unmanned aerial vehicle wheel left and right sides all is equipped with second electric putter and connection structure simultaneously to the mounting means of second electric putter and fluted disc is fixed mounting, and the meshing of fluted disc surface is connected with the movable block moreover.
Preferably, the fluted disc both sides are equipped with the locating piece, and the quantity size of locating piece equals with the quantity size of constant head tank simultaneously, and the shape size of locating piece is the same with the shape size of constant head tank moreover to the degree of depth size of constant head tank is less than the length size of the electronic push rod of second.
Preferably, the movable block comprises a connecting piece, a positioning spring and a clamping block, the connecting piece is connected with the fluted disc in a meshed mode, the positioning spring is arranged inside the connecting piece, the other end of the positioning spring is fixedly installed with the clamping block, and the clamping block is arranged on the outer side of the connecting piece.
Preferably, arc movable mounting all is equipped with the second roller in both ends about the arc in the surperficial outside of unmanned aerial vehicle wheel simultaneously, second roller and elastic component fixed mounting moreover to elastic component and two second roller fixed mounting, the elastic component outside and first brake area fixed mounting simultaneously.
Preferably, the third electric putter locates the inside of unmanned aerial vehicle wheel, and third electric putter and cylinder are mutually installed simultaneously to cylinder and gear are mutually installed, and the gear is connected with the fluted disc meshing moreover.
Preferably, connecting plate bottom and heat pipe mutual installation, the heat pipe is equipped with removable pin and connecting plate movable mounting simultaneously to the heat pipe other end and first roller fixed mounting, the inside of unmanned aerial vehicle wheel is located to first roller moreover.
Preferably, the sleeve is fixedly installed at the center of the bottom of the connecting plate, the push rod guide rod is movably installed inside the sleeve, the push rod guide rod and the third electric push rod are fixedly installed, movable rods are movably installed on two sides of the push rod guide rod, and the other ends of the movable rods are movably installed with the installation seat.
Compared with the prior art, the invention has the beneficial effects that: the wheel brake mechanism of the small unmanned aerial vehicle can transmit heat generated by friction to the outside, so that the phenomenon of brake failure caused by thermal stress can be prevented, the inner side and the outer side of the wheel of the small unmanned aerial vehicle can be simultaneously braked, the brake effect can be improved, the rapid switching between a brake state and a brake release state can be realized at any time, and the emergency brake and slow brake functions are realized;
(1) The heat pipe and the support rod are made of copper or similar heat conducting materials, so that heat generated by contact of the first brake belt and the unmanned aerial vehicle wheel can pass through the heat pipe and can be transmitted to the outside through the support rod connected with the outside, and the phenomenon of brake failure due to thermal stress can be prevented;
(2) Be equipped with the unmanned aerial vehicle wheel, the ring channel, the constant head tank, the supporting leg, second electric putter, the fluted disc, the locating piece, the movable block, the gear, the loose pin, branch, the arc, the second roller, the elastic component, first brake area and draw-in groove structure of mutually supporting, through the meshing effect of gear and fluted disc, thereby can make the fluted disc continue to rotate, and then can make the movable block move to the outside on the fluted disc surface, thereby can make the movable block locate the inside of draw-in groove, the movable block can make the arc rotate simultaneously, thereby can make the elastic component stretch out and draw back to the outside, advance can make the internal contact of first brake area and unmanned aerial vehicle wheel, thereby play the effect of brake, simultaneously through the work of second electric putter, thereby at any time to the fast switch between brake state and the state of separating brake;
(3) Be equipped with the structure that unmanned aerial vehicle wheel, movable rod, mount pad, second brake area, third electric putter, cylinder, connecting plate, sleeve and push rod guide arm mutually supported, through third electric putter's work to can make the second brake area stretch out and draw back, thereby make the second brake area contact with the unmanned aerial vehicle wheel outside, thereby can brake simultaneously to the inside and outside both sides of unmanned aerial vehicle wheel, and then can improve the effect of braking.
Drawings
FIG. 1 is a schematic front sectional view of the apparatus of the present invention;
FIG. 2 is a schematic left sectional view of the apparatus of the present invention;
FIG. 3 is a schematic diagram of a right sectional view of the apparatus of the present invention;
fig. 4 is a schematic structural view of an unmanned aerial vehicle wheel of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 6 is a schematic view of a movable block according to the present invention;
in the figure: 1. an unmanned aerial vehicle wheel; 2. an annular groove; 3. positioning a groove; 4. supporting legs; 5. a first electric push rod; 6. a second electric push rod; 7. a fluted disc; 8. positioning blocks; 9. a movable block; 901. a connecting member; 902. a positioning spring; 903. a clamping block; 10. a gear; 11. a heat conducting pipe; 12. a first roller; 13. a movable pin; 14. a strut; 15. an arc-shaped plate; 16. a second roller; 17. an elastic member; 18. a first brake band; 19. a card slot; 20. a movable rod; 21. a mounting seat; 22. a second brake band; 23. a third electric push rod; 24. a cylinder; 25. a connecting plate; 26. a sleeve; 27. a push rod guide rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the invention provides a brake mechanism of a small-sized unmanned aerial vehicle wheel, which includes an unmanned aerial vehicle wheel 1, an annular groove 2, a positioning groove 3, a support leg 4, a first electric push rod 5, a second electric push rod 6, a fluted disc 7, a positioning block 8, a movable block 9, a gear 10, a heat pipe 11, a first roller 12, a movable pin 13, a support rod 14, an arc-shaped plate 15, a second roller 16, an elastic member 17, a first brake band 18, a clamping groove 19, a movable rod 20, an installation seat 21, a second brake band 22, a third electric push rod 23, an air cylinder 24, a connecting plate 25, a sleeve 26 and a push rod guide rod 27, the annular groove 2 is arranged on the middle surface of the unmanned aerial vehicle wheel 1, the positioning groove 3 is arranged inside the unmanned aerial vehicle wheel 1, the clamping groove 19 is arranged on the surface of the unmanned aerial vehicle wheel 1, the fluted disc 7 is movably installed inside the positioning groove 3, the fluted disc 7 is arranged inside the positioning groove 3, the outer side of the fluted disc 7 and the second electric push rod 6 are installed mutually, the second electric push rod 6 are arranged on the top end of the second electric push rod 6, the first electric push rod 5 is arranged on the top end of the first electric push rod 5, the support leg 5 and the top end 4 are fixedly installed on the support leg 4, the supporting leg 4, the movable pin 25 is arranged on the supporting leg 13, the support rod 13, the movable pin 13 and the second electric push rod 13, the second electric push rod 2 are arranged on the side of the support rod 13, and the second roller 13, and the bottom side of the unmanned aerial vehicle wheel 2.
Four clamping grooves 19 are uniformly and symmetrically arranged on the surface of the unmanned aerial vehicle wheel 1, and three clamping grooves 19 penetrate through the surface of the unmanned aerial vehicle wheel 1, the central shaft of another clamping groove 19 is arranged in a parallel line inside the arc-shaped plate 15, and meanwhile, the central shaft of another clamping groove 19 and the central shaft of the arc-shaped plate 15 are two straight lines, so that the movable block 9 can be prevented from being contacted with the central point of the arc-shaped plate 15, the movable block 9 can not drive the arc-shaped plate 15 to rotate, and the first brake band 18 can not be deformed to be contacted with the unmanned aerial vehicle wheel 1, so that the braking effect is influenced;
four movable blocks 9 are uniformly and symmetrically arranged on the right side inside the unmanned aerial vehicle wheel 1, the bottom of a clamping block 903 arranged on each movable block 9 is arranged on the outer side of a positioning groove 3 in the unmanned aerial vehicle wheel 1, the width of each clamping block 903 is smaller than half of the length of an arc-shaped plate 15, the sum of the length of each arc-shaped plate 15 and the arc length of an elastic part 17 is larger than the arc length inside the unmanned aerial vehicle wheel 1, so that the clamping blocks 903 and the clamping grooves 19 can be clamped with each other, the rotation of the unmanned aerial vehicle wheel 1 can be limited through the clamping blocks 903, and a certain braking effect can be achieved;
the second electric push rod 6 is arranged on the outer side of the unmanned aerial vehicle wheel 1, meanwhile, the left side and the right side of the unmanned aerial vehicle wheel 1 are both provided with the second electric push rod 6 and a connecting structure thereof, the installation mode of the second electric push rod 6 and the fluted disc 7 is fixed installation, the surface of the fluted disc 7 is meshed with the movable block 9, so that the movable block 9 can be driven to move on the surface of the fluted disc 7 through the rotation of the fluted disc 7, the clamping groove 19 arranged on the surface of the unmanned aerial vehicle wheel 1 can be clamped conveniently, the left side and the right side of the unmanned aerial vehicle wheel 1 are both provided with the first brake belt 18 which can interact with the unmanned aerial vehicle wheel 1, the braking effect can be improved, and the connecting plate 25 is convenient to arrange to install the second brake belt 22;
locating blocks 8 are arranged on two sides of the fluted disc 7, meanwhile, the quantity of the locating blocks 8 is equal to that of the locating grooves 3, the shape of the locating blocks 8 is equal to that of the locating grooves 3, the depth of the locating grooves 3 is smaller than that of the second electric push rod 6, the working of the second electric push rod 6 can be achieved, the fluted disc 7 can move inside the unmanned aerial vehicle wheel 1, the gear 10 can be driven to rotate through the cylinder 24, the fluted disc 7 can rotate under the meshing action of the gear 10, the movable block 9 can move on the surface of the fluted disc 7, the unmanned aerial vehicle wheel 1 can be braked, and the braking state can be rapidly switched at any time;
the movable block 9 comprises a connecting piece 901, a positioning spring 902 and a clamping block 903, the connecting piece 901 is connected with the fluted disc 7 in a meshing manner, the positioning spring 902 is arranged in the connecting piece 901, the other end of the positioning spring 902 is fixedly mounted with the clamping block 903, the clamping block 903 is arranged on the outer side of the connecting piece 901, so that the connecting piece 901 can move under the meshing action of the fluted disc 7, the positioning spring 902 is convenient for positioning the clamping block 903, the clamping block 903 is convenient for arranging in the clamping groove 19 on the surface of the unmanned aerial vehicle wheel 1, and the unmanned aerial vehicle wheel 1 can be braked;
the arc-shaped plate 15 is movably mounted on the outer side of the surface of the unmanned aerial vehicle wheel 1, meanwhile, the upper end and the lower end of the arc-shaped plate 15 are respectively provided with the second rollers 16, the second rollers 16 are fixedly mounted with the elastic part 17, the elastic part 17 is fixedly mounted with the two second rollers 16, meanwhile, the outer side of the elastic part 17 is fixedly mounted with the first brake band 18, when the arc-shaped plate 15 rotates under the action of the fixture block 903, the elastic part 17 extends outwards under the action of the arc-shaped plate 15, and therefore the first brake band 18 at the top end of the elastic part 17 can be in contact with the inner part of the unmanned aerial vehicle wheel 1, and the braking effect is achieved;
the third electric push rod 23 is arranged inside the unmanned aerial vehicle wheel 1, meanwhile, the third electric push rod 23 and the air cylinder 24 are installed mutually, the air cylinder 24 and the gear 10 are installed mutually, and the gear 10 is meshed with the fluted disc 7 to be connected, so that the air cylinder 24 can be operated to drive the gear 10 to rotate, and the fluted disc 7 can be rotated inside the unmanned aerial vehicle wheel 1;
the bottom of the connecting plate 25 and the heat conducting pipe 11 are mutually installed, meanwhile, the heat conducting pipe 11 is provided with a movable pin 13 and is movably installed on the connecting plate 25, the other end of the heat conducting pipe 11 is fixedly installed with the first roller 12, and the first roller 12 is arranged in the unmanned aerial vehicle wheel 1, so that the first brake belt 18 can be in contact with the first roller 12 at the bottom of the heat conducting pipe 11, heat generated by friction between the first roller 12 and the unmanned aerial vehicle wheel 1 can be transmitted to the outside through the heat conducting pipe 11 by the support rod 14, and the phenomenon of brake failure caused by thermal stress can be prevented;
sleeve 26 fixed mounting is put in connecting plate 25 bottom central point, the inside movable mounting push rod guide arm 27 of sleeve 26 simultaneously, and push rod guide arm 27 has fixed mounting with third electric putter 23, and push rod guide arm 27 both sides movable mounting has movable rod 20, and the movable rod 20 other end and mount pad 21 movable mounting, thereby can be through the work of third electric putter 23, thereby can make second brake area 22 contact with the unmanned aerial vehicle wheel 1 outside, thereby the effect of braking has been improved.
The working principle of the embodiment is as follows: this small-size unmanned aerial vehicle wheel brake mechanism is using, at first according to fig. 1-2, through the work that starts the inside third electric putter 23 of the inside ring channel 2 of unmanned aerial vehicle wheel 1, thereby can make push rod guide arm 27 at the inside rebound of sleeve 26 that connecting plate 25 was equipped with, thereby can drive the movable rod 20 of mount pad 21 top through activity round pin 13 and rotate in unmanned aerial vehicle wheel 1 inboard, thereby can make second brake area 22 stretch out and draw back, thereby can make second brake area 22 and the contact each other in the unmanned aerial vehicle wheel 1 outside, and through friction braking.
Then, according to fig. 1, rotate simultaneously through the second electric putter 6 that makes the unmanned aerial vehicle wheel 1 left and right sides to can make fluted disc 7 remove in that unmanned aerial vehicle wheel 1 is inside, thereby can make the locating piece 8 that fluted disc 7 side was equipped with, can follow the inside extraction of constant head tank 3, thereby can make fluted disc 7 and unmanned aerial vehicle wheel 1 can rotate in opposite directions.
Then, according to fig. 1 and 3-6, can be through the work of cylinder 24, thereby can make gear 10 rotate, thereby can make gear 10 drive fluted disc 7 through the meshing effect and rotate, and then the connecting piece 901 that the movable block 9 that can make the fluted disc 7 surface be equipped with moves under the effect of fluted disc 7, thereby make fixture block 903 and the draw-in groove 19 mutual block that unmanned aerial vehicle wheel 1 surface was equipped with under the effect of positioning spring 902, make one of them fixture block 903 simultaneously, can be with arc 15 contact each other, thereby can make arc 15 rotate, and then can make elastic component 17 under the effect of the second roller 16 that is equipped with, stretch out and draw back, thereby can make first brake band 18 on elastic component 17 top and inside unmanned aerial vehicle wheel 1, the mutual contact, thereby can be through the friction braking with unmanned aerial vehicle wheel 1.
Finally, according to fig. 1 and 3, through the work of first electric putter 5, thereby can make supporting leg 4 remove downwards, and then can drive heat pipe 11 and remove downwards, thereby can make the first roller 12 and the first brake area 18 of heat pipe 11 bottom contact each other, thereby can first roller 12 and the heat that the friction of unmanned aerial vehicle wheel 1 produced, can convey the external world by branch 14 through heat pipe 11, and then can prevent to appear because of the phenomenon of thermal stress brake failure, and then can pass through the isolated operation of third electric putter 23, thereby can slowly brake unmanned aerial vehicle wheel 1, and the cooperation work through second electric putter 6 and cylinder 24, thereby can carry out emergency braking to unmanned aerial vehicle wheel 1.
The operation of the device is completed, and details which are not described in detail in this specification, such as the first electric push rod 5, the second electric push rod 6, the third electric push rod 23 and the air cylinder 24, are well known in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (8)

1. Small-size unmanned aerial vehicle wheel brake mechanism, including unmanned aerial vehicle wheel (1), fluted disc (7), heat pipe (11) and mount pad (21), its characterized in that: the middle surface of the unmanned aerial vehicle wheel (1) is provided with an annular groove (2), meanwhile, a positioning groove (3) is formed in the unmanned aerial vehicle wheel (1), a clamping groove (19) is formed in the surface of the unmanned aerial vehicle wheel (1), a fluted disc (7) is movably mounted in the unmanned aerial vehicle wheel (1), the outer side of the fluted disc (7) is mounted with a second electric push rod (6), a first electric push rod (5) is arranged at the top end of the second electric push rod (6), the first electric push rod (5) is fixedly mounted with a supporting leg (4), a connecting plate (25) is arranged at the top end of the supporting leg (4), a movable pin (13) is arranged on the side edge of the heat conducting pipe (11), meanwhile, the inner portion of the movable pin (13) is fixedly mounted with a supporting rod (14), the bottom side of a mounting seat (21) is mounted with a second brake band (22), and meanwhile, the second brake band (22) is arranged on the outer side of the annular groove (2) of the unmanned aerial vehicle wheel (1);
positioning blocks (8) are arranged on two sides of the fluted disc (7), the number of the positioning blocks (8) is equal to that of the positioning grooves (3), the shape and size of the positioning blocks (8) are the same as that of the positioning grooves (3), and the depth of the positioning grooves (3) is smaller than the length of the second electric push rod (6);
four movable blocks (9) are uniformly and symmetrically arranged on the right side inside the unmanned aerial vehicle wheel (1);
arc (15) movable mounting all is equipped with second roller (16) in the surperficial outside of unmanned aerial vehicle wheel (1) in arc (15) upper and lower both ends simultaneously, and second roller (16) and elastic component (17) fixed mounting moreover to elastic component (17) and two second roller (16) fixed mounting, elastic component (17) outside and first brake area (18) fixed mounting simultaneously.
2. A drone airplane wheel brake mechanism according to claim 1, characterized in that: unmanned aerial vehicle wheel (1) even symmetry in surface is provided with four draw-in grooves (19) to three draw-in groove (19) run through in the surface of unmanned aerial vehicle wheel (1), and inside arc (15) were located to the center pin of another draw-in groove (19) moreover, the center pin of another draw-in groove (19) and the center pin of arc (15) are two straight lines simultaneously.
3. A drone airplane wheel brake mechanism according to claim 1, characterized in that: the outside of unmanned aerial vehicle wheel (1) is located in second electric putter (6), and unmanned aerial vehicle wheel (1) left and right sides all is equipped with second electric putter (6) and connection structure simultaneously to the mounting means of second electric putter (6) and fluted disc (7) is fixed mounting, and fluted disc (7) surface meshing is connected with movable block (9) moreover.
4. A drone airplane wheel brake mechanism according to claim 1, characterized in that: the movable block (9) comprises a connecting piece (901), a positioning spring (902) and a clamping block (903), the connecting piece (901) is connected with the fluted disc (7) in a meshed mode, the positioning spring (902) is arranged inside the connecting piece (901), the other end of the positioning spring (902) is fixedly mounted with the clamping block (903), and the clamping block (903) is arranged on the outer side of the connecting piece (901).
5. The wheel brake mechanism of the small unmanned aerial vehicle is characterized in that the bottom of a clamping block (903) arranged on the movable block (9) is arranged on the outer side of a positioning groove (3) in the wheel (1) of the small unmanned aerial vehicle, the width of the clamping block (903) is smaller than half of the length of an arc-shaped plate (15), and the sum of the length of the arc-shaped plate (15) and the arc length of an elastic member (17) is smaller than the arc length of the wheel (1) of the small unmanned aerial vehicle.
6. A drone airplane wheel brake mechanism according to claim 1, characterized in that: the inside of unmanned aerial vehicle wheel (1) is located in third electric putter (23), and third electric putter (23) and cylinder (24) are mutually installed simultaneously to cylinder (24) and gear (10) are mutually installed, and gear (10) are connected with fluted disc (7) meshing moreover.
7. A drone airplane wheel brake mechanism according to claim 1, characterized in that: connecting plate (25) bottom and heat pipe (11) are installed each other, and heat pipe (11) are equipped with removable pin (13) and connecting plate (25) movable mounting simultaneously to heat pipe (11) other end and first roller (12) fixed mounting, the inside of unmanned aerial vehicle wheel (1) is located in addition in first roller (12).
8. A small unmanned aerial vehicle wheel brake mechanism of claim 6, characterized in that: sleeve (26) fixed mounting is in connecting plate (25) bottom central point, and sleeve (26) inside movable mounting push rod guide arm (27) simultaneously to push rod guide arm (27) and third electric putter (23) fixed mounting, and push rod guide arm (27) both sides movable mounting has movable rod (20) moreover, and the other end of movable rod (20) and mount pad (21) movable mounting.
CN202110052632.2A 2021-01-15 2021-01-15 Small-sized unmanned aerial vehicle wheel brake mechanism Active CN112693600B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110052632.2A CN112693600B (en) 2021-01-15 2021-01-15 Small-sized unmanned aerial vehicle wheel brake mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110052632.2A CN112693600B (en) 2021-01-15 2021-01-15 Small-sized unmanned aerial vehicle wheel brake mechanism

Publications (2)

Publication Number Publication Date
CN112693600A CN112693600A (en) 2021-04-23
CN112693600B true CN112693600B (en) 2022-12-16

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Application Number Title Priority Date Filing Date
CN202110052632.2A Active CN112693600B (en) 2021-01-15 2021-01-15 Small-sized unmanned aerial vehicle wheel brake mechanism

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Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518348C2 (en) * 1999-12-02 2002-09-24 Haldex Brake Prod Ab DISC BRAKE
CN201296383Y (en) * 2008-03-13 2009-08-26 北京北摩高科摩擦材料有限责任公司 Aircraft brake wheel
US9428265B2 (en) * 2010-05-24 2016-08-30 Borealis Technical Limited Integrated vehicle wheel motor structured to manage heat
CN107458585B (en) * 2017-08-11 2020-05-08 温州铭泰工业设计有限公司 Small unmanned aerial vehicle wheel brake mechanism

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