CN216783839U - Folding horn of unmanned aerial vehicle and unmanned aerial vehicle - Google Patents
Folding horn of unmanned aerial vehicle and unmanned aerial vehicle Download PDFInfo
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- CN216783839U CN216783839U CN202220462830.6U CN202220462830U CN216783839U CN 216783839 U CN216783839 U CN 216783839U CN 202220462830 U CN202220462830 U CN 202220462830U CN 216783839 U CN216783839 U CN 216783839U
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Abstract
The utility model discloses an unmanned aerial vehicle folding arm and an unmanned aerial vehicle. The folding machine arm comprises a machine body, a machine arm and a folding mechanism, wherein the folding mechanism is arranged between the connecting machine body and the machine arm and comprises a first connecting piece and a second connecting piece; the first connecting piece and the second connecting piece are rotatably connected through the shaft connecting assembly and clamped through the clamping assembly. The clamping assembly comprises a fixed fastener, a movable fastener, a clamping shaft bracket, a clamping shaft, a clamping torsion spring, an adjusting hole and an adjusting bolt; the fixed fastener is arranged on the second connecting piece; the movable fastener is arranged on the clamping shaft and clamped with the elasticity of the torsion spring to enable the movable fastener to be buckled with the fixed fastener; the clamping shaft frame is provided with an adjusting hole, an adjusting bolt is installed on the adjusting hole, and the front end of the adjusting bolt abuts against the periphery of the clamping shaft. In the using process, the utility model can be completed only by overcoming the elastic force, so that the operation is more labor-saving; let through adjusting bolt and can adjust in certain pretightning force within range between activity fastener and the fixed fastener, increase and use the flexibility.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle folding arm and an unmanned aerial vehicle.
Background
When the multi-rotor unmanned aerial vehicle is used, the horn is unfolded, when the multi-rotor unmanned aerial vehicle is not used, the horn is smoothly folded, and some horn can be directly dismantled, but when the multi-rotor unmanned aerial vehicle is used again, the assembly difficulty is increased, and time and labor are wasted; in the prior art, more folding mechanisms are selected to fold the horn under the condition of not being detached, so that the horn is convenient to transport and is more convenient to assemble and use.
As disclosed in CN213974459U, the folding mechanism of the horn is a mechanism in which the horn is folded and can be used only after being fastened and pressed down by an interference type hoop structure, which is labor-consuming and troublesome to assemble; further, in CN214420690U, when the disclosed mechanism for folding the arm is used, the dead point operation of the four-bar linkage is also laborious, which may increase the operation difficulty and is not favorable for fast operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an unmanned aerial vehicle folding arm, which can solve one or more of the technical problems.
In order to achieve the purpose, the technical scheme provided by the utility model is as follows:
an unmanned aerial vehicle folding horn comprises a fuselage, a horn and a folding mechanism, wherein the folding mechanism is installed between the connecting fuselage and the horn, or the folding mechanism is installed between the horn and the horn; the horn can be folded and overturned relative to the fuselage and/or the horn;
the folding mechanism comprises a first connecting piece and a second connecting piece;
the first connecting piece is in butt joint with the second connecting piece, the lower end of the first connecting piece is rotatably connected through a shaft connecting assembly, and the upper end of the first connecting piece is clamped through a clamping assembly;
the clamping assembly comprises a fixed fastener, a movable fastener, a clamping shaft frame, a clamping shaft, a clamping torsion spring, an adjusting hole and an adjusting bolt;
the fixed fastener is arranged on the second connecting piece;
the clamping shaft frame is arranged on the first connecting piece, the clamping shaft is arranged on the clamping shaft frame, and the clamping torsion spring penetrates through the clamping shaft;
the movable fastener is arranged on the clamping shaft, and the elastic force of the clamping torsion spring enables the movable fastener to be buckled with the fixed fastener;
the clamping shaft frame is provided with an adjusting hole, the adjusting bolt is installed on the adjusting hole, and the front end of the adjusting bolt abuts against the periphery of the clamping shaft.
Further: and a strain gauge is attached to the binding surface of the fixed fastener and the movable fastener.
Further: the included angle between the binding surface and the horizontal plane is alpha, wherein the alpha is less than or equal to 90 degrees.
Further: still include locking Assembly, locking Assembly includes first locking otic placode, second locking otic placode, locking bolt, locking Assembly sets up first connecting piece with the department that meets of second connecting piece, first locking otic placode sets up on the first connecting piece, second locking otic placode sets up on the second connecting piece, locking bolt passes first locking otic placode and second locking otic placode and lets first connecting piece with the inseparable butt joint of second connecting piece.
Further: the locking assembly is located below the movable fastener.
Further: the coupling component comprises a sleeve, a pin shaft and a shaft torsion spring, the sleeve is arranged outside the pin shaft, and the shaft torsion spring is arranged on the sleeve.
Further: the first connecting piece comprises a columnar connecting end, a longitudinal opening is formed in the columnar connecting end, a connecting lug piece is arranged at the opening, and an ear hole is formed in the lug piece.
Further: the second connecting piece comprises a connecting plane, and a plurality of connecting holes are formed in the connecting plane.
Further: the movable fastener comprises a handheld end, a buckling end and a connecting end, the buckling end is located in front of the handheld end and bends downwards to form a hook shape, the connecting end is located below the handheld end, and a shaft hole is formed in the connecting end.
And further: the fixed fastener comprises a base and a limiting block, the limiting block is arranged on the base in a side-to-side inclined mode, and an included angle formed between the limiting block and the base is not larger than 90 degrees (acute angle or right angle, and an acute angle is preferred).
An unmanned aerial vehicle, includes the folding horn of unmanned aerial vehicle of above-mentioned arbitrary one.
The utility model has the technical effects that:
according to the folding machine arm, the butt joint and the separation of the folding machine arms are realized through the elastic buckles, and the folding machine arm can be completed only by overcoming the elastic elasticity in the using process, so that the operation is more labor-saving; the fastening requirement can be adjusted according to the use requirement, the movable fastener and the fixed fastener can be adjusted within a certain pretightening force range through the adjusting bolt, and the use flexibility is improved;
the shaft joint component is additionally provided with the pipe sleeve, so that the service life is prolonged;
whether the locking state is stable or not can be determined through the strain gauge, and the state of the movable buckle can be timely adjusted according to the result of the strain gauge so as to ensure the use safety;
simultaneously, in order to further avoid in this technical scheme because activity buckle and fixed buckle became invalid, increased a locking Assembly, after activity buckle and fixed buckle became invalid, can realize further locking through locking Assembly to do not influence user's normal use.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is a schematic diagram of the general structure of the present invention;
FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the structure of FIG. 1;
FIG. 4 is a schematic diagram of a pretightening force adjusting structure of the adjusting bolt;
FIG. 5 is a schematic view of the construction of the coupling assembly;
FIG. 6 is a first schematic view of the usage state of FIG. 1;
FIG. 7 is a second schematic view of the usage state of FIG. 1;
FIG. 8 is a third schematic view of the usage state of FIG. 1;
wherein the figures include the following reference numerals:
the mechanical arm 100, the folding mechanism 200, the first connecting piece 201 and the second connecting piece 202; the locking device comprises a shaft connection assembly 203, a sleeve 2031, a pin shaft 2032, a shaft torsion spring 2033, a clamping assembly 204, a fixing fastener 2041, a movable fastener 2042, a clamping shaft bracket 2043, a clamping shaft 2044, a clamping torsion spring 2045, an adjusting hole 2046, an adjusting bolt 2047, a locking assembly 205, a first locking lug plate 2051, a second locking lug plate 2052, a locking bolt 2053 and a strain gage 300.
Detailed Description
The present invention will now be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided only for the purpose of illustrating the present invention and are not to be construed as unduly limiting the utility model.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1-8; an unmanned aerial vehicle folding horn comprises a fuselage, a horn 100 and a folding mechanism 200, wherein the folding mechanism 200 is installed between the connecting fuselage and the horn, or the folding mechanism is installed between the horn and the horn; the horn may be folded over relative to the fuselage and/or horn.
The folding mechanism 200 comprises a first connecting piece 201 and a second connecting piece 202; the first connector 201 and the second connector 202 are used to connect the body or the horn 100, respectively, so that the horn or a part of the horn can be turned over with respect to the other side.
In certain embodiments: the first connecting piece comprises a columnar connecting end, a longitudinal opening is formed in the columnar connecting end, a connecting lug piece is arranged at the opening, and an ear hole is formed in the lug piece. The columnar connecting end is provided with an accommodating space, the horn enters the columnar connecting end, the lug at the opening is pulled close and locked, and the horn is hooped to realize stable connection with the horn.
In certain embodiments: the second connecting piece comprises a connecting plane, and a plurality of connecting holes are formed in the connecting plane.
The second connecting member may be the same as the first connecting member, and may be formed by dividing the arm into two or more sections for easy transportation.
The first connecting piece 201 is in butt joint with the second connecting piece 202, wherein the lower end is rotatably connected through a shaft connecting assembly 203, and the upper end is clamped through a clamping assembly 204. The locking and unlocking of the arm is achieved here by means of a snap-in assembly.
More specifically, in some embodiments, the clamping assembly 204 includes a fixing fastener 2041, a movable fastener 2042, a clamping shaft bracket 2043, a clamping shaft 2044, a clamping torsion spring 2045, an adjusting hole 2046, and an adjusting bolt 2047.
The fixing fastener 2041 is installed on the second connecting piece 202;
the clamping shaft frame 2043 is arranged on the first connecting piece 201, the clamping shaft 2044 is installed on the clamping shaft frame 2043, and the clamping torsion spring 2045 penetrates through the clamping shaft 2044;
the activity fastener 2042 is installed on the joint axle 2044, the elasticity of joint torsional spring 2045 makes the activity fastener 2042 with the fixed fastener 2041 lock.
Be provided with regulation hole 2046 on the joint pedestal 2043, adjusting bolt 2047 is installed on the regulation hole 2046, adjusting bolt 2047 front end supports joint axle 2044 week is upwards.
The folding machine arm is turned and folded through the first connecting piece 201 and the second connecting piece 202 which can rotate, and then is locked through the clamping assembly 204; simple structure, convenient use, time saving and labor saving.
In the present invention, the movable fastener 2042 is always in a horizontal state by the clamping torsion spring 2045, and when the movable fastener 2042 is fastened to the fixed fastener 2041, the elastic force of the clamping torsion spring 2045 enables the movable fastener 2042 and the fixed fastener 2041 to be stably fastened together.
In certain embodiments: the movable fastener comprises a handheld end, a buckling end and a connecting end, the buckling end is located in front of the handheld end and bends downwards to form a hook shape, the connecting end is located below the handheld end, and a shaft hole is formed in the connecting end. The corresponding fixing fastener comprises a base and a limiting block, wherein the limiting block inclines towards one side above the base, and an included angle formed between the limiting block and the base is not more than 90 degrees (an acute angle or a right angle, preferably an acute angle; from figure 3, the included angle is consistent with that of the veneering, and both the included angle and the veneering are alpha).
The limiting block is mutually hooked with the hook-shaped buckle end to realize locking.
In certain embodiments: and a strain gauge 300 is attached to the binding surface of the fixed fastener and the movable fastener. Whether the locking is in place can be confirmed according to the feedback of the strain gauge, and the safety of the machine arm in the use state is further guaranteed.
In certain embodiments: the included angle between the binding surface and the horizontal plane is alpha, wherein alpha is less than or equal to 90 degrees, and preferably alpha is a positive acute angle. When in use, the adhesive tape can be always tightly attached, and the use is safe and reliable.
In certain embodiments: and the locking assembly 205 comprises a first locking lug plate 2051, a second locking lug plate 2052 and a locking bolt 2053, and is arranged at the joint of the first connecting piece and the second connecting piece.
The first locking lug plate is arranged on the first connecting piece, the second locking lug plate is arranged on the second connecting piece, and the locking bolt penetrates through the first locking lug plate and the second locking lug plate to enable the first connecting piece and the second connecting piece to be in tight butt joint.
Locking Assembly can play extra locking effect when the joint subassembly became invalid, guarantees that the user can normal use unmanned aerial vehicle. Further ensuring the safety, stability and effectiveness of the use of the machine arm.
In certain embodiments: the locking assembly 205 is located below the movable fastener 2042. Therefore, the structure is simpler, and the interference among different structures is reduced.
In certain embodiments: the coupling assembly 203 includes a sleeve 2031, a pin 2032, and a shaft torsion spring 2033, wherein the sleeve 2031 is mounted outside the pin 2032, and the shaft torsion spring 2033 is mounted on the sleeve 2031.
Because round pin axle is in long-time and folding rotating member, behind the relative friction, the jam appears easily, rotates the phenomenon of being obstructed, so need install the sleeve pipe additional on round pin axle, the sleeve pipe can be polytetrafluoroethylene pipe, copper pipe, inlay the copper pipe of graphite etc. and have the pipe of self-lubricating material, is favorable to the long-life use of folding horn.
An unmanned aerial vehicle, includes the folding horn of unmanned aerial vehicle of above-mentioned arbitrary one.
The unmanned aerial vehicle using the folding arm is faster to use, retract, transport and place.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An unmanned aerial vehicle folding horn comprises a fuselage, a horn and a folding mechanism, wherein the folding mechanism is installed between the connecting fuselage and the horn, or the folding mechanism is installed between the horn and the horn; the horn can be folded and overturned relative to the fuselage and/or the horn; the method is characterized in that:
the folding mechanism comprises a first connecting piece and a second connecting piece;
the first connecting piece is in butt joint with the second connecting piece, the lower end of the first connecting piece is rotatably connected through a shaft connecting assembly, and the upper end of the first connecting piece is clamped through a clamping assembly;
the clamping assembly comprises a fixed fastener, a movable fastener, a clamping shaft frame, a clamping shaft, a clamping torsion spring, an adjusting hole and an adjusting bolt;
the fixed fastener is arranged on the second connecting piece;
the clamping shaft frame is arranged on the first connecting piece, the clamping shaft is arranged on the clamping shaft frame, and the clamping torsion spring penetrates through the clamping shaft;
the movable fastener is arranged on the clamping shaft, and the elastic force of the clamping torsion spring enables the movable fastener to be buckled with the fixed fastener;
the clamping shaft frame is provided with an adjusting hole, the adjusting bolt is installed on the adjusting hole, and the front end of the adjusting bolt abuts against the periphery of the clamping shaft.
2. The unmanned aerial vehicle folding horn of claim 1, characterized in that: and a strain gauge is attached to the binding surface of the fixed fastener and the movable fastener.
3. The unmanned aerial vehicle folding horn of claim 2, characterized in that: the included angle between the binding surface and the horizontal plane is alpha, wherein alpha is less than or equal to 90 degrees.
4. The unmanned aerial vehicle folding horn of claim 1, characterized in that: still include locking Assembly, locking Assembly includes first locking otic placode, second locking otic placode, locking bolt, locking Assembly sets up first connecting piece with the second connecting piece department of meeting, first locking otic placode sets up on the first connecting piece, second locking otic placode sets up on the second connecting piece, the locking bolt passes first locking otic placode and second locking otic placode and lets first connecting piece with the second connecting piece closely docks.
5. The unmanned aerial vehicle folder arm of claim 4, wherein: the locking assembly is located below the movable fastener.
6. The unmanned aerial vehicle folding horn of claim 1, characterized in that: the coupling component comprises a sleeve, a pin shaft and a shaft torsion spring, the sleeve is arranged outside the pin shaft, and the shaft torsion spring is arranged on the sleeve.
7. The unmanned aerial vehicle folding horn of claim 1, characterized in that: the first connecting piece comprises a columnar connecting end, a longitudinal opening is formed in the columnar connecting end, a connecting lug piece is arranged at the opening, and an ear hole is formed in the lug piece.
8. The unmanned aerial vehicle folding horn of claim 1, characterized in that: the second connecting piece comprises a connecting plane, and a plurality of connecting holes are formed in the connecting plane.
9. The unmanned aerial vehicle folding horn of claim 1, characterized in that: the movable fastener comprises a handheld end, a fastening end and a connecting end, the fastening end is positioned in front of the handheld end and is bent downwards to form a hook shape, the connecting end is positioned below the handheld end, and a shaft hole is formed in the connecting end;
fixed fastener includes base, stopper, the stopper is in the base top side slope, the contained angle that forms between stopper and the base is not more than 90.
10. An unmanned aerial vehicle, its characterized in that: comprising the unmanned aerial vehicle folding horn of any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220462830.6U CN216783839U (en) | 2022-03-04 | 2022-03-04 | Folding horn of unmanned aerial vehicle and unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220462830.6U CN216783839U (en) | 2022-03-04 | 2022-03-04 | Folding horn of unmanned aerial vehicle and unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216783839U true CN216783839U (en) | 2022-06-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220462830.6U Active CN216783839U (en) | 2022-03-04 | 2022-03-04 | Folding horn of unmanned aerial vehicle and unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216783839U (en) |
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2022
- 2022-03-04 CN CN202220462830.6U patent/CN216783839U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of unmanned aerial vehicle folding arm and unmanned aerial vehicle Effective date of registration: 20230704 Granted publication date: 20220621 Pledgee: Hangzhou High-tech Financing Guarantee Co.,Ltd. Pledgor: HANGZHOU QIFEI INTELLIGENT TECHNOLOGY CO.,LTD. Registration number: Y2023330001365 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |