CN213535089U - Unmanned aerial vehicle quick detach undercarriage - Google Patents
Unmanned aerial vehicle quick detach undercarriage Download PDFInfo
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- CN213535089U CN213535089U CN202022632985.3U CN202022632985U CN213535089U CN 213535089 U CN213535089 U CN 213535089U CN 202022632985 U CN202022632985 U CN 202022632985U CN 213535089 U CN213535089 U CN 213535089U
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- unmanned aerial
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Abstract
The utility model discloses an unmanned aerial vehicle quick detach undercarriage, including undercarriage main part and connecting device, this undercarriage main part passes through connecting device and this body coupling of unmanned aerial vehicle, including base and bracing piece. This connecting device includes two swing joint's connecting piece, one for fixing the upper portion connecting piece on the unmanned aerial vehicle body, another is for fixing the lower part connecting piece in the undercarriage main part, fixes a position and locks through locking structure and location structure between two connecting pieces, and the dismouting of undercarriage is realized through the swing joint of upper portion connecting piece and lower part connecting piece. Through connecting device's setting for undercarriage main part and the loading and unloading that the unmanned aerial vehicle body can be quick, operating personnel can directly carry out connecting device's dismouting operation through manual, need not hardware and tools, the complexity of installing and removing that has significantly reduced, labour saving and time saving has higher use value.
Description
Technical Field
The utility model relates to an undercarriage, concretely relates to unmanned aerial vehicle quick detach undercarriage belongs to unmanned air vehicle technical field.
Background
With the continuous development of scientific technology and the needs of national defense industry, the application of the unmanned aerial vehicle is more and more extensive. The unmanned aerial vehicle is one of the existing high and new technology equipment, and is widely applied to the fields of plant protection, line patrol, security protection, target reconnaissance and the like. At present, the landing gear of the unmanned aerial vehicle in China comprises an arch landing gear, a straight rod type landing gear, a retractable landing gear and the like. The straight rod type landing gear is small in size and light in weight, but cannot be disassembled, and the landing buffering performance is poor; although the retractable landing gear can be automatically retracted during flying, the landing gear does not shield the load sight of a camera, but the retractable landing gear cannot be disassembled during recycling and packaging, and has no good vibration absorption and energy absorption effects during landing.
Unmanned aerial vehicle's undercarriage all adopts threaded connection's mode and organism to be connected fixedly in the existing market. Threaded connection's shortcoming must punch on undercarriage and many rotor organisms, and organism and undercarriage all adopt high strength carbon fiber integration shaping preparation, and the atress is good under whole unbroken state, if punch on it, can lead to near stress concentration of screw hole, easy fatigue fracture has reduced unmanned aerial vehicle's safety in utilization and life, so unmanned aerial vehicle's organism and undercarriage do not adopt threaded connection as far as possible.
The invention discloses a quick-dismantling energy-absorbing undercarriage for a multi-rotor unmanned aerial vehicle, which belongs to the field of aeronautical engineering and particularly relates to a quick-dismantling energy-absorbing undercarriage for a multi-rotor unmanned aerial vehicle. The undercarriage comprises an undercarriage supporting rod, a fixing structure, a quick-release structure and an energy absorption structure; the fixed structure fixes the undercarriage on a horn of the multi-rotor unmanned aerial vehicle; the quick-release structure is used for realizing the connection and the disconnection of the fixed structure and one end of the landing gear supporting rod; the energy absorption structure is connected with the other end of the undercarriage supporting rod; the energy absorption structure comprises an energy absorption spring, and conversion from kinetic energy to elastic potential energy can be realized. The landing system is an important component of the multi-rotor unmanned aerial vehicle, is suitable for parking, taking off and landing on the ground of the multi-rotor unmanned aerial vehicle, can support the gravity of the multi-rotor unmanned aerial vehicle, and can consume and absorb the impact and the bumping energy of the multi-rotor unmanned aerial vehicle during landing. However, the patent focuses more on the improvement in energy absorption, and further improvement in quick release is still needed.
Unmanned aerial vehicle is applied to fields such as outdoor plant protection, patrolling line, security protection, and unmanned aerial vehicle's vanning transportation becomes indispensable work. The arch undercarriage, the straight rod type undercarriage, the retractable undercarriage and the like are in threaded connection, hardware tools are needed during disassembly and assembly, the assembly and disassembly complexity is greatly increased, and the time and the labor are wasted. The rapid tool-free assembly and disassembly becomes a necessary mode for the assembly and disassembly work of the landing gear, and further development and research are needed.
Disclosure of Invention
The utility model aims at providing a novel unmanned aerial vehicle quick detach undercarriage to the above-mentioned problem that exists among the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme:
an unmanned aerial vehicle quick-release undercarriage comprises an undercarriage main body and a connecting device, wherein the undercarriage main body is connected with an unmanned aerial vehicle body through the connecting device; the landing gear body comprises a base and a supporting rod; connecting device includes two swing joint's connecting piece, one for fixing the upper portion connecting piece on the unmanned aerial vehicle body, another is for fixing the lower part connecting piece in the undercarriage main part, fix a position and lock through locking structure and location structure between two connecting pieces, realize the dismouting of undercarriage through the swing joint of upper portion connecting piece and lower part connecting piece.
Preferably, the upper connecting piece is provided with a dovetail groove, one side of the upper connecting piece is provided with a positioning and locking structure, and a plurality of positioning holes and auxiliary positioning holes are formed in the dovetail groove. The lower connecting piece is connected through the dovetail groove, and the positioning and locking structure, the positioning hole and the auxiliary positioning hole are used for positioning and locking the lower connecting piece and the positioning and locking structure.
Preferably, the positioning and locking structure comprises a wedge-shaped positioning block with a bolt, the bolt of the wedge-shaped positioning block penetrates through a connecting hole formed in the upper connecting piece and is connected with a rotating handle, and an end cover fixed on the end face of the connecting hole is further arranged on the outer side of the rotating handle. The wedge-shaped positioning block is controlled by driving the rotating handle, and then the wedge-shaped positioning block is positioned and locked.
More preferably, the number of the positioning holes is one, and the two auxiliary positioning holes are located in the middle of the dovetail groove and are respectively arranged at two ends of the dovetail groove.
Preferably, the lower connecting piece is provided with a trapezoidal guide rail, the bottom of the lower connecting piece is provided with a telescopic locking structure, and two ends of the trapezoidal guide rail are provided with spring auxiliary positioning beads. The telescopic locking structure and the spring auxiliary positioning beads are matched with the positioning holes and the auxiliary positioning holes to perform positioning and locking.
Further preferably, the telescopic locking structure comprises a locking and positioning top column, the tail end of the locking and positioning top column is connected with a driving block, and the tail end of the locking and positioning top column is further provided with a cover plate. Through the cooperation of the locking positioning columns and the positioning holes, the connection between the upper connecting piece and the lower connecting piece is more stable, and the position relation is more stable.
Still further preferably, an inclined sliding chute is arranged at the tail end of the locking and positioning top column, and the cross section of the driving block is of a T-shaped structure and is in driving connection with the locking and positioning column through the sliding chute driving block. The locking positioning column is driven to stretch up and down by stretching the driving block back and forth, so that the locking positioning and the unlocking work are completed.
Still further preferably, the end of the driving block, which is far away from the locking positioning column, extends and retracts outwards through a limiting hole in the lower connecting piece, so that a worker can conveniently and directly operate the locking positioning column through manual operation.
And the two front supporting rods are arranged side by side, and the supporting strength of the undercarriage is improved through the supporting rods arranged side by side.
The utility model discloses an useful part lies in:
1. the utility model discloses an unmanned aerial vehicle quick detach undercarriage, through the setting of connecting device, make undercarriage main part and unmanned aerial vehicle body can quick loading and unloading, dovetail, trapezoidal guide rail, location locking structure and flexible locking structure's setting makes connecting device can both fix in all directions, and auxiliary locating hole and spring auxiliary positioning pearl can further carry out the assistance-localization real-time to connecting device's connection, guarantee that the deviation of position can not appear, have higher precision;
2. the utility model discloses an unmanned aerial vehicle quick detach undercarriage controls the position of wedge locating piece and locking location fore-set respectively through turning handle and drive block, and still connects fixedly through dovetail and trapezoidal guide rail between upper portion connecting piece and the lower part connecting piece for operating personnel can directly carry out the dismouting operation through manual, need not hardware and tools, the complexity of installing and removing has significantly reduced, and labour saving and time saving has higher use value.
Drawings
Figure 1 is a left side view of a landing gear body and attachment device according to an embodiment of the present invention;
FIG. 2 is a top view of a landing gear body and attachment device according to an embodiment of the present invention;
fig. 3 is an exploded view of a connection device according to an embodiment of the present invention;
fig. 4 is an exploded bottom view of a connecting device according to an embodiment of the present invention.
The meaning of the reference symbols in the figures:
the device comprises a base 1, a support rod 2, a connecting device 3, an upper connecting piece 3, a dovetail groove 2, a lower connecting piece 3, a trapezoidal guide rail 4, an end cover 5, a rotating handle 6, a wedge-shaped positioning block 3, a wedge-shaped positioning block 7, an auxiliary positioning hole 3, an auxiliary positioning hole 8, a spring auxiliary positioning bead 3, a locking positioning column 10, a driving block 11 and a cover plate 12.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
An unmanned aerial vehicle quick detach undercarriage of this embodiment, combine fig. 1 to 4 to show, it comprises undercarriage main part and connecting device 3. Wherein, the undercarriage main part passes through connecting device 3 and this body coupling of unmanned aerial vehicle, and this undercarriage includes base 1 and bracing piece 2. The connecting device 3 comprises two movably connected connecting pieces, one connecting piece is an upper connecting piece 3-1 fixed on the unmanned aerial vehicle body, the other connecting piece is a lower connecting piece 3-3 fixed on the undercarriage main body, the two connecting pieces are positioned and locked through a locking structure and a positioning structure, and the undercarriage is assembled and disassembled through the movable connection of the upper connecting piece 3-1 and the lower connecting piece 3-3.
As shown in fig. 1 and 2, in the present embodiment, the landing gear base 1 is connected to the connecting device 3 through two support rods 2 arranged in parallel, and the support strength of the landing gear can be increased through the support rods 2 arranged in parallel.
In order to achieve the effect of quick assembly and disassembly, the structure of the connecting device 3 in this embodiment is shown in fig. 3 and 4. The upper connecting piece 3-1 of the connecting device 3 is provided with a dovetail groove 3-2, the lower connecting piece 3-3 is connected through the dovetail groove 3-2, one side of the connecting device is provided with a positioning and locking structure, and the dovetail groove 3-2 is internally provided with a positioning hole positioned in the middle of the dovetail groove 3-2 and two auxiliary positioning holes 3-8 arranged at two ends of the dovetail groove 3-2. The positioning and locking structure, the positioning hole and the auxiliary positioning holes 3-8 are used for positioning and locking the two.
Specifically, the positioning and locking structure of the upper connecting piece 3-1 comprises a wedge-shaped positioning block 3-7 with a bolt, the bolt of the wedge-shaped positioning block 3-7 penetrates through a connecting hole formed in the upper connecting piece 3-1 and is connected with a rotating handle 3-6, and an end cover 3-5 fixed on the end face of the connecting hole is further arranged on the outer side of the rotating handle 3-6. The wedge-shaped positioning blocks 3-7 are controlled by driving the rotating handles 3-6, and then the wedge-shaped positioning blocks 3-7 are used for positioning and locking.
It can be understood that, in order to match with the upper connecting piece 3-1, the lower connecting piece 3-3 of the connecting device 3 is also provided with a trapezoidal guide rail 3-4, the bottom of the trapezoidal guide rail 3-4 is provided with a telescopic locking structure, and two ends of the trapezoidal guide rail 3-4 are provided with spring auxiliary positioning beads 3-9. The telescopic locking structure and the spring auxiliary positioning beads 3-9 are matched with the positioning holes and the auxiliary positioning holes 3-8 to perform positioning and locking. The telescopic locking structure comprises a locking and positioning top column, wherein the tail end of the locking and positioning top column is connected with a driving block 3-11, and the tail end of the locking and positioning top column is also provided with a cover plate 3-12. The locking positioning columns 3-10 are matched with the positioning holes, so that the upper connecting piece 3-1 and the lower connecting piece 3-3 are connected more stably, and the position relation is more stable. The tail end of the locking and positioning top column is provided with an inclined sliding groove, the cross section of the driving block 3-11 is of a T-shaped structure, and the driving block 3-11 is in driving connection with the locking and positioning column 3-10 through the sliding groove. The locking positioning column 3-10 is driven to extend up and down by the front and back extension of the driving block 3-11, so that the locking positioning and the unlocking are completed. And one end of the driving block 3-11, which is far away from the locking positioning column 3-10, extends and retracts outwards through a limiting hole on the lower connecting piece 3-3, so that a worker can conveniently and directly operate the locking positioning column manually.
To sum up, the utility model discloses an unmanned aerial vehicle quick detach undercarriage, through connecting device 3's setting for undercarriage main part and the loading and unloading that the unmanned aerial vehicle body can be quick, dovetail 3-2, trapezoidal guide rail 3-4, location locking structure and flexible locking structure's setting makes connecting device 3 can both fix in all directions, and auxiliary locating hole 3-8 and spring auxiliary positioning pearl 3-9 can further carry out auxiliary positioning to connecting device 3's connection, guarantee that the deviation of position can not appear, have higher precision. In the process of dismounting the landing gear, the positions of the wedge-shaped positioning blocks 3-7 and the locking positioning top column are respectively controlled by the rotating handles 3-6 and the driving blocks 3-11, and the upper connecting piece 3-1 and the lower connecting piece 3-3 are connected and fixed through the dovetail groove 3-2 and the trapezoidal guide rail 3-4, so that an operator can directly carry out dismounting operation on the connecting device 3 through manual operation without hardware tools, the dismounting complexity is greatly reduced, time and labor are saved, and the landing gear dismounting device has high use value.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (9)
1. An unmanned aerial vehicle quick-release undercarriage is characterized by comprising an undercarriage main body and a connecting device;
the landing gear main body is connected with the unmanned aerial vehicle body through a connecting device;
the landing gear body comprises a base and a supporting rod;
connecting device includes two swing joint's connecting piece, one for fixing the upper portion connecting piece on the unmanned aerial vehicle body, another is for fixing the lower part connecting piece in the undercarriage main part, be provided with locking structure and location structure between two connecting pieces and advance line location and locking, realize the dismouting of undercarriage through the swing joint of upper portion connecting piece and lower part connecting piece.
2. The quick-release landing gear of an unmanned aerial vehicle as claimed in claim 1, wherein the upper connecting member is provided with a dovetail groove, one side of the dovetail groove is provided with a positioning and locking structure, and a plurality of positioning holes and auxiliary positioning holes are formed in the dovetail groove.
3. The quick-release landing gear of an unmanned aerial vehicle according to claim 2, wherein the positioning and locking structure comprises a wedge-shaped positioning block with a bolt, the bolt of the wedge-shaped positioning block penetrates through a connecting hole formed in the upper connecting piece to be connected with a rotating handle, and an end cover fixed on the end face of the connecting hole is further arranged on the outer side of the rotating handle.
4. The quick-release landing gear of an unmanned aerial vehicle as claimed in claim 2, wherein the number of the positioning holes is one, and the positioning holes are located in the middle of the dovetail groove, and the number of the auxiliary positioning holes is two, and the two auxiliary positioning holes are respectively arranged at two ends of the dovetail groove.
5. The quick-release landing gear of an unmanned aerial vehicle as claimed in claim 1, wherein the lower connecting member is provided with a trapezoidal guide rail, the bottom of the trapezoidal guide rail is provided with a telescopic locking structure, and two ends of the trapezoidal guide rail are provided with spring-assisted positioning beads.
6. The quick-release landing gear of an unmanned aerial vehicle as claimed in claim 5, wherein the telescopic locking structure comprises a locking and positioning top column, a driving block is connected to the tail end of the locking and positioning top column, and a cover plate is arranged at the tail end of the locking and positioning top column.
7. The quick-release landing gear of an unmanned aerial vehicle as claimed in claim 6, wherein an inclined sliding groove is formed in the tail end of the locking and positioning top column, the cross section of the driving block is of a T-shaped structure, and the driving block is in driving connection with the locking and positioning column through the sliding groove.
8. The quick release landing gear of an unmanned aerial vehicle as claimed in claim 7, wherein an end of the driving block, which is far away from the locking and positioning column, is further connected with a limiting hole on the lower connecting member.
9. The quick release landing gear of an unmanned aerial vehicle as claimed in claim 1, wherein the support rods are arranged side by side in two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022632985.3U CN213535089U (en) | 2020-11-13 | 2020-11-13 | Unmanned aerial vehicle quick detach undercarriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022632985.3U CN213535089U (en) | 2020-11-13 | 2020-11-13 | Unmanned aerial vehicle quick detach undercarriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213535089U true CN213535089U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022632985.3U Active CN213535089U (en) | 2020-11-13 | 2020-11-13 | Unmanned aerial vehicle quick detach undercarriage |
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|---|---|
| CN (1) | CN213535089U (en) |
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- 2020-11-13 CN CN202022632985.3U patent/CN213535089U/en active Active
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