CN220616223U - Fixed buckle and aircraft - Google Patents
Fixed buckle and aircraft Download PDFInfo
- Publication number
- CN220616223U CN220616223U CN202322393164.2U CN202322393164U CN220616223U CN 220616223 U CN220616223 U CN 220616223U CN 202322393164 U CN202322393164 U CN 202322393164U CN 220616223 U CN220616223 U CN 220616223U
- Authority
- CN
- China
- Prior art keywords
- clamping
- base
- propeller
- motor
- fixing buckle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000009471 action Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model provides a fixed buckle and an aircraft, which belong to the technical field of aircrafts, wherein the fixed buckle is used for connecting a propeller with a motor, the propeller comprises a base which is detachably connected with a rotating part of the motor, the fixed buckle comprises a limiting sleeve and at least one clamping part, a limiting through hole for the base to extend in is arranged on the limiting sleeve, when the base is sleeved in the limiting sleeve, at least one side surface of the base is limited by a limiting part of the limiting through hole, so that when one of the base and the limiting sleeve moves, the other one moves synchronously, and a clamping groove opposite to the clamping part on the clamping part is arranged on the rotating part. Through this setting for after screw and rotor completely assembled, utilize the cooperation of joint portion and draw-in groove, thereby produce enough big resistance, combine screw and rotor assembly's combined action simultaneously under, realize the effect of complete locking to the screw, solved the screw and loosen the problem that flies out.
Description
Technical Field
The utility model relates to the technical field of aircrafts, in particular to a fixing buckle and an aircraft.
Background
The propeller means a device for converting the rotational power of an engine into propulsive force by rotating blades in air or water, and may have two or more blades connected to a hub, the backward face of the blades being a helicoid or a propeller similar to the helicoid.
The motor and the propeller of the existing unmanned aerial vehicle are generally fixed by adopting a plurality of screws, a part of the existing unmanned aerial vehicle is required to be quickly disassembled, and the existing unmanned aerial vehicle is fixed by adopting a large thread pair structure, namely, opposite internal threads and external threads are respectively arranged on a base of the propeller and a rotating piece of the motor.
However, as the service time of the aircraft increases, the unmanned aerial vehicle needs to be overhauled regularly, after the screw propeller is disassembled and assembled for many times, the screw thread is worn, and the rotating speed of the screw propeller can be frequently adjusted when the aircraft adjusts the flight attitude, so that the screw propeller is accelerated or decelerated alternately, the screw thread pair of the screw propeller is loosened easily in the process, and further the screw propeller loosens and flies out, so that the flight accident is caused.
Disclosure of Invention
Based on the above, the utility model aims to provide a fixed buckle and an aircraft, so as to solve the technical problems that the propeller flies out easily due to the repeated assembly of the propeller and the adjustment of the rotation posture of the unmanned aerial vehicle in the prior art.
The utility model provides a fixing buckle, which is used for connecting a propeller with a motor, wherein the propeller comprises a base detachably connected with a rotating piece of the motor;
the fixing buckle comprises a limit sleeve and at least one clamping piece, wherein a limit through hole for the base to extend in is formed in the limit sleeve, when the base is sleeved in the limit sleeve, at least one side face of the base is limited by a limit part of the limit through hole, so that when one of the base and the limit sleeve moves, the other one moves synchronously;
the clamping part moves towards the clamping groove when the base is connected with the rotating part, so that the clamping part stretches into the clamping groove to be clamped.
Further, a plurality of clamping grooves for the clamping parts to extend in are formed in the rotating piece, and the clamping grooves are circumferentially arranged at intervals by taking the middle point of the rotating piece as the center of a circle.
Further, the fixing buckle comprises a plurality of clamping pieces, and each two clamping pieces in the plurality of clamping pieces are symmetrically arranged on two opposite sides of the limiting sleeve respectively.
Further, the clamping piece comprises an elastic part, and one end of the elastic part is connected with the limit sleeve;
wherein, the joint portion is located the bottom of elasticity portion.
Further, the clamping piece further comprises a force arm part, wherein one end of the force arm part is connected with one end of the elastic part, which is far away from the limiting sleeve, so that an avoidance space is formed between one side of the force arm part and the outer side of the limiting sleeve;
through will arm of force portion one end orientation dodge the space and remove, make arm of force portion drive elastic part deforms, in order to let joint portion remove outside the limit scope of draw-in groove.
Further, the base comprises a straight portion, and the straight portion is arranged opposite to the limiting portion.
The utility model further provides an aircraft, which comprises a propeller, a motor and the fixing buckle, wherein the fixing buckle is used for connecting the propeller with the motor.
Further, the motor comprises a motor body and a rotating piece arranged on the motor body, and the rotating piece is in threaded connection with the base in the propeller.
In summary, through the fixed buckle and the aircraft that above-mentioned provided, for the connected mode of screw and motor among the prior art, have following beneficial effect:
in the fixing buckle provided by the utility model, the traditional screw propeller and the rotating piece on the motor can be fixedly installed through the fixing buckle, specifically, the base is sleeved on the limiting sleeve, the limiting part in the limiting sleeve is utilized to limit the base, so that the fixing buckle and the base can synchronously move, then, the screw propeller and the rotating piece are installed, the clamping part on the fixing buckle moves towards the direction of the clamping groove, after the screw propeller and the rotating piece are completely assembled, the clamping part completely enters the clamping groove to complete the clamping, namely, after the screw propeller and the rotating piece are completely assembled, the clamping part is matched with the clamping groove, so that enough resistance is generated, the screw propeller is completely locked under the combined action of the screw propeller and the rotating piece, the traditional connection mode of the screw propeller and the rotating piece is changed, and the problem of flying accidents caused by the screw propeller loosening in the prior art is solved.
Drawings
FIG. 1 is a schematic view illustrating an assembly of a fixing buckle according to an embodiment of the present utility model;
FIG. 2 is a perspective view of a fixing buckle according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view illustrating the assembly of the base and the fixing buckle according to an embodiment of the present utility model;
fig. 4 is a working schematic diagram of the fixing buckle in an embodiment of the utility model.
Description of main reference numerals:
100. a fixing buckle; 110. a limit sleeve; 111. limiting through holes; 112. a limit part; 120. a clamping piece; 121. a clamping part; 122. an elastic part; 123. a force arm; 130. a clamping groove; 200. a propeller; 210. a base; 211. a straight portion; 300. a motor; 310. a rotating member; 320. a motor body.
The utility model will be further described in the following detailed description in conjunction with the above-described figures.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In order to facilitate an understanding of the utility model, several embodiments of the utility model will be presented below. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
First embodiment
Referring to fig. 1 to 4, a fixing buckle 100 according to a first embodiment of the present utility model is shown, wherein the fixing buckle 100 is used for connecting a propeller 200 with a motor 300, and the propeller 200 includes a base 210 detachably connected with a rotating member 310 of the motor 300;
specifically, the fixing buckle 100 includes a limiting sleeve 110 and at least one clamping piece 120, the limiting sleeve 110 is provided with a limiting through hole 111 into which the base 210 extends, when the base 210 is sleeved in the limiting sleeve 110, at least one side surface of the base 210 is limited by a limiting part 112 of the limiting through hole 111, so that when one of the base 210 and the limiting sleeve 110 moves, the other moves synchronously;
the rotating member 310 is provided with a clamping groove 130 opposite to the clamping portion 121 of the clamping member 120, and when the base 210 is connected with the rotating member 310, the clamping member 120 moves towards the clamping groove 130, so that the clamping portion 121 extends into the clamping groove 130 for clamping.
Through the fixing buckle 100 in this embodiment, the conventional propeller 200 and the rotating member 310 on the motor 300 may be fixedly installed, in the actual situation, the base 210 is first sleeved on the limiting sleeve 110, the limiting portion 112 in the limiting sleeve 110 is utilized to limit the base 210, it should be noted that the base 210 includes a straight portion 211, the straight portion 211 and the limiting portion 112 are oppositely disposed, through the interaction of the straight portion 211 and the limiting portion 112, the fixing buckle 100 and the base 210 may synchronously move, then, the propeller 200 and the rotating member 310 are installed, so that the clamping portion 121 on the fixing buckle 100 moves towards the direction of the clamping groove 130, after the propeller 200 and the rotating member 310 are completely assembled, the clamping portion 121 completely enters the clamping groove 130 to complete the clamping, that is, after the propeller 200 and the rotating member 310 are completely assembled, by utilizing the matching of the clamping portion 121 and the clamping groove 130, so as to generate sufficient resistance, and simultaneously, under the combined action of the assembly of the straight portion 211 and the rotating member 310, the propeller 200 and the rotating member 310, the conventional propeller 200 is completely locked, and the problem of the conventional propeller 200 is solved, and the problem of the prior art is solved that the conventional propeller 200 is completely locked from flying and the problem is solved.
It should be noted that, in some preferred embodiments, the base 210 and the rotating member 310 may be connected by a threaded connection.
In other preferred embodiments, the clamping groove 130 and the clamping portion 121 may be configured in an arc-shaped structure, such as a sphere with an arc-shaped surface, which is not particularly limited herein.
Further, the clamping member 120 further includes an elastic portion 122 and a force arm portion 123, one end of the elastic portion 122 is connected with the limiting sleeve 110, the other end is connected with the force arm portion 123, the clamping portion 121 is disposed at the bottom end of the elastic portion 122, and an avoidance space is formed between one side of the force arm portion 123 and the outer side of the limiting sleeve 110, and one end of the force arm portion 123 moves towards the avoidance space, so that the force arm portion 123 drives the elastic portion 122 to deform, and the clamping portion 121 moves beyond the limiting range of the clamping groove 130.
Referring to fig. 4, when the propeller 200 is disassembled, the force arm 123 is pressed to drive the elastic portion 122 to move, so that the elastic portion 122 is deformed and then bent upwards, the clamping portion 121 is separated from the limit range of the clamping groove 130, the fixing buckle 100 loses the locking capability, and then the base 210 is reversely rotated, so that the fixing buckle 100 moves synchronously along with the base 210, and the propeller 200 can be disassembled, thereby achieving the purpose of convenient disassembly and assembly.
In some preferred embodiments, the fixing clip 100 may be formed of a plastic member, that is, the engaging portion 121, the elastic portion 122, and the arm portion 123 are integrally formed.
In addition, in order to further ensure that the clamping part 121 reasonably enters the clamping groove 130, a plurality of clamping grooves 130 into which the clamping part 121 extends can be formed in the rotating member 310, and the plurality of clamping grooves 130 are circumferentially spaced by taking the middle point of the rotating member 310 as the center of a circle, that is, one clamping part 121 can enter any clamping groove 130 to complete the locking function, so that the purpose of convenient installation is achieved.
In summary, compared with the connection mode of the propeller and the motor in the prior art, the fixing buckle in the embodiment of the utility model has at least the following beneficial effects:
in the fixing buckle provided by the utility model, the conventional propeller 200 and the rotating member 310 on the motor 300 can be fixedly installed through the fixing buckle 100, specifically, the base 210 is sleeved on the limiting sleeve 110, the limiting part 112 in the limiting sleeve 110 is utilized to limit the base 210, so that the fixing buckle 100 and the base 210 can synchronously move, then, the propeller 200 and the rotating member 310 are installed, the clamping part 121 on the fixing buckle 100 moves towards the direction of the clamping groove 130, and after the propeller 200 and the rotating member 310 are completely assembled, the clamping part 121 completely enters the clamping groove 130 to complete the clamping, that is, after the propeller 200 and the rotating member 310 are completely assembled, the clamping part 121 is utilized to be matched with the clamping groove 130, so that sufficient resistance is generated, and the effect of completely locking the propeller 200 is realized under the combined action of the assembly of the propeller 200 and the rotating member 310, so that the problem of flying accidents caused by the loosening of the propeller 200 in the prior art is solved.
Second embodiment
Referring to fig. 1 to 4 again, an aircraft in a second embodiment of the present utility model is shown, and the aircraft in this embodiment is different from the fixing buckle in the first embodiment in that the aircraft in this embodiment includes a propeller 200, a motor 300, and the fixing buckle 100 in the first embodiment, and the fixing buckle 100 is used to connect the propeller 200 and the motor 300, and it should be noted that, in this embodiment, the aircraft only represents part of the components in the aircraft, that is, the propeller 200 and the motor 300.
Further, the motor 300 includes a motor body 320 and a rotating member 310 disposed on the motor body 320, and the rotating member 310 is in threaded connection with the base 210 in the propeller 200, which should be noted that, in some practical cases, the motor 300 may specifically be an external rotor permanent magnet brushless motor 300 used in the unmanned aerial vehicle field.
In summary, the aircraft in the second embodiment of the present utility model has at least the following advantages with the fixing buckle in the first embodiment:
in the aircraft of this embodiment, the fixing buckle 100 is used to connect the propeller 200 with the rotating member 310 of the motor 300, so that the problem of flight accidents caused by flying out of the propeller 200 during use can be avoided.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (8)
1. The fixing buckle is characterized in that the fixing buckle is used for connecting a propeller with a motor, and the propeller comprises a base detachably connected with a rotating piece of the motor;
the fixing buckle comprises a limit sleeve and at least one clamping piece, wherein a limit through hole for the base to extend in is formed in the limit sleeve, when the base is sleeved in the limit sleeve, at least one side face of the base is limited by a limit part of the limit through hole, so that when one of the base and the limit sleeve moves, the other one moves synchronously;
the clamping part moves towards the clamping groove when the base is connected with the rotating part, so that the clamping part stretches into the clamping groove to be clamped.
2. The fixing buckle according to claim 1, wherein the rotating member is provided with a plurality of clamping grooves into which the clamping portions extend, and the plurality of clamping grooves are circumferentially spaced about a center point of the rotating member.
3. The fixing buckle according to claim 2, wherein the fixing buckle comprises a plurality of clamping pieces, and each two clamping pieces of the clamping pieces are symmetrically arranged on two opposite sides of the limiting sleeve respectively.
4. The securing clasp of claim 1, wherein: the clamping piece comprises an elastic part, and one end of the elastic part is connected with the limit sleeve;
wherein, the joint portion is located the bottom of elasticity portion.
5. The fixing buckle according to claim 4, wherein the clamping member further comprises a force arm portion, one end of the force arm portion is connected with one end of the elastic portion away from the limit sleeve, so that a avoidance space is formed between one side of the force arm portion and the outer side of the limit sleeve;
through will arm of force portion one end orientation dodge the space and remove, make arm of force portion drive elastic part deforms, in order to let joint portion remove outside the limit scope of draw-in groove.
6. The securing clasp of claim 1, wherein the base includes a flat portion disposed opposite the limit portion.
7. An aircraft comprising a propeller and a motor, characterized in that it further comprises a fixing clasp according to any one of the preceding claims 1-6 for connecting the propeller with the motor.
8. The aircraft of claim 7, wherein the motor comprises a motor body and a rotating member disposed on the motor body, the rotating member being threadably coupled to the base in the propeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393164.2U CN220616223U (en) | 2023-09-04 | 2023-09-04 | Fixed buckle and aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322393164.2U CN220616223U (en) | 2023-09-04 | 2023-09-04 | Fixed buckle and aircraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220616223U true CN220616223U (en) | 2024-03-19 |
Family
ID=90225569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322393164.2U Active CN220616223U (en) | 2023-09-04 | 2023-09-04 | Fixed buckle and aircraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220616223U (en) |
-
2023
- 2023-09-04 CN CN202322393164.2U patent/CN220616223U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204956919U (en) | Screw connection structure and unmanned aerial vehicle | |
| CN205639421U (en) | Shock -absorbing structure and use this shock -absorbing structure's ptz assembly , unmanned aerial vehicle | |
| CN107472514B (en) | Variable pitch propeller and unmanned aerial vehicle | |
| WO2013066475A2 (en) | System for protecting a rotatable shaft of a motor from excessive bending moments | |
| JP3211001U (en) | Propeller mounting mount and electric motor including the same | |
| CN220616223U (en) | Fixed buckle and aircraft | |
| WO2021035631A1 (en) | Quick release member, propeller assembly, and multi-rotor unmanned aerial vehicle | |
| US3703341A (en) | Propeller spinner for model airplanes | |
| US6811460B1 (en) | Flying toy vehicle | |
| CN107985585B (en) | Screw, power component and unmanned aerial vehicle | |
| CN210852905U (en) | Multi-rotor aircraft and rotor assembly therefor | |
| CN205469779U (en) | Fixation clamp, screw and unmanned aerial vehicle | |
| CN210850084U (en) | Screw dismouting device | |
| CN108001678B (en) | A variable rotor connecting device for unmanned aerial vehicle | |
| CN208180699U (en) | A kind of air-ground amphibious modularization robot | |
| CN208085478U (en) | A kind of active air-inlet grille reducing blade rotor friction | |
| CN216186006U (en) | Screw subassembly and unmanned aerial vehicle | |
| CN218594557U (en) | Unmanned aerial vehicle antenna fixed knot constructs | |
| KR20100009256U (en) | Fluid Impeller having Efficiency Adjustment Function | |
| CN220535980U (en) | Unmanned plane | |
| CN113483031B (en) | A shaft coupling and water slinging ring integral structure for preventing silt | |
| CN214566124U (en) | Rotor system for unmanned helicopter | |
| EP3789290A1 (en) | Propeller mounting structure, propeller, power set and unmanned aerial vehicle | |
| CN117818930B (en) | Propeller with adjustable heterogeneous composite material structure and unmanned aerial vehicle | |
| CN107310722B (en) | Main rotor of unmanned aerial vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |