CN212267838U - Unmanned aerial vehicle undercarriage and adopt its unmanned aerial vehicle - Google Patents
Unmanned aerial vehicle undercarriage and adopt its unmanned aerial vehicle Download PDFInfo
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- CN212267838U CN212267838U CN202020787306.7U CN202020787306U CN212267838U CN 212267838 U CN212267838 U CN 212267838U CN 202020787306 U CN202020787306 U CN 202020787306U CN 212267838 U CN212267838 U CN 212267838U
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- undercarriage
- mounting seat
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Abstract
The utility model discloses an unmanned aerial vehicle undercarriage and adopt its unmanned aerial vehicle, include the mount pad and articulate the undercarriage main part on the mount pad to be provided with the maintenance locking mechanism who is used for keeping undercarriage main part state between mount pad and undercarriage main part, and the undercarriage main part on be provided with the antenna. Unmanned aerial vehicle undercarriage can stabilize its state of locking, avoid appearing the situation of aversion, ensure the reliable effect that supports unmanned aerial vehicle that plays of undercarriage, avoid fuselage or task equipment to touch ground and impaired, undercarriage can reduce the occupation volume when folding draw in the state in, be convenient for deposit and transport, do not have around the undercarriage main part and shelter from, can ensure the signal strength of antenna.
Description
Technical Field
The utility model relates to an aircraft technical field especially relates to an unmanned aerial vehicle undercarriage and adopt its unmanned aerial vehicle.
Background
The unmanned aerial vehicle is an unmanned aerial vehicle operated by utilizing a radio remote control device and a self-contained program control device, is widely applied to the prior unmanned aerial vehicle undercarriage, and is well applied to the fields of aerial photography, agriculture, plant protection, miniature self-timer, express transportation, disaster relief, wild animal observation, infectious disease monitoring, surveying and mapping, news reporting, electric power inspection, disaster relief, movie and television shooting, romantic manufacturing and the like. Compared with a manned airplane, the unmanned aerial vehicle undercarriage has the characteristics of small volume, low manufacturing cost, convenience in use and the like.
Present unmanned aerial vehicle all is provided with the undercarriage usually, the undercarriage adopts fixed or folding structure, utilize the undercarriage to support whole unmanned aerial vehicle, avoid fuselage or task equipment to touch ground, the space that fixed knot structure's undercarriage leads to unmanned aerial vehicle to occupy is big, be not convenient for place and the transportation, and current beta structure's undercarriage can't stably keep its expansion state, the state of aversion appears easily, thereby the unable stable supporting role that plays, unmanned aerial vehicle emptys to appear easily and leads to unmanned aerial vehicle or the impaired situation of task equipment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve and the technical task that provides improve prior art, provide an unmanned aerial vehicle undercarriage, the unmanned aerial vehicle undercarriage of solving among the prior art is difficult to the steady state, leads to unmanned aerial vehicle, the impaired problem of mission equipment easily.
For solving the above technical problem, the technical scheme of the utility model is that:
the landing gear of the unmanned aerial vehicle comprises a mounting seat and a landing gear main body hinged to the mounting seat, wherein a keeping locking mechanism used for keeping the state of the landing gear main body is arranged between the mounting seat and the landing gear main body, and an antenna is arranged on the landing gear main body. Unmanned aerial vehicle undercarriage can stabilize its expansion state of locking, avoid appearing shifting folding situation of drawing in even to ensure that the reliable effect that plays of undercarriage supports unmanned aerial vehicle, avoid fuselage or task equipment to touch ground, effectively protect fuselage and task equipment, the undercarriage is collapsible, can reduce the occupation volume depositing and transportation, improves space utilization, does not have around the undercarriage main part and shelters from, can ensure the signal intensity of antenna.
Furthermore, the maintaining and locking mechanism comprises a lock catch hinged on the undercarriage main body and a clamping part which is arranged on the mounting seat and matched with the lock catch; or, the keeping locking mechanism comprises a lock catch hinged on the mounting seat and a clamping part which is arranged on the undercarriage main body and matched with the lock catch. Simple structure, convenient to use, the reliable locking undercarriage's of ability state, the guarantee plays the supporting role steadily.
Furthermore, the locking mechanism also comprises an elastic piece for driving the lock catch to keep the locking state, and the elastic piece further guarantees the stability of the locking state.
Furthermore, the elastic part is a torsion spring, so that the structure is simple, and the use cost is low.
Furthermore, the antenna setting be in undercarriage main part's cavity inside, improve space utilization, avoid the antenna to occupy extra space, improve compact structure nature, simultaneously, undercarriage main part also plays the guard action to the antenna, avoids the antenna impaired, ensures its long-term stable work.
Furthermore, the landing gear main body is provided with a cover plate for opening and closing the hollow interior of the landing gear main body, so that the antenna is convenient to maintain and replace.
Further, undercarriage main part bottom be provided with the shock pad, reduce the impact that causes the inside electrical component of fuselage when unmanned aerial vehicle descends to the ground.
The utility model provides an unmanned aerial vehicle, includes fuselage, horn subassembly, rotor power component and foretell unmanned aerial vehicle undercarriage, the horn subassembly articulate on the fuselage, rotor power component set up on the arm subassembly, the mount pad of unmanned aerial vehicle undercarriage fix on the arm subassembly.
Compared with the prior art, the utility model discloses the advantage lies in:
unmanned aerial vehicle undercarriage can stabilize its state of locking, avoid appearing the situation of aversion, ensure the reliable effect that supports unmanned aerial vehicle that plays of undercarriage, avoid fuselage or task equipment to touch ground and impaired, undercarriage can reduce the occupation volume when folding draw in the state in, be convenient for deposit and transport, do not have around the undercarriage main part and shelter from, can ensure the signal strength of antenna.
Drawings
Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle;
FIG. 2 is a schematic diagram of a landing gear of the unmanned aerial vehicle;
fig. 3 is another side schematic view of the landing gear of the unmanned aerial vehicle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses an unmanned aerial vehicle undercarriage, locking that can be stable keeps its expansion state, avoids appearing shifting or unexpected folding state of drawing in, ensures the whole unmanned aerial vehicle of support that can be stable, ensures the integrity of unmanned aerial vehicle, task equipment.
As shown in fig. 1 to 3, the landing gear of the unmanned aerial vehicle mainly includes a mounting seat d1 and a landing gear main body d2 hinged on a mounting seat d1, that is, the landing gear is of a foldable structure, the landing gear is made of ABS material and can be unfolded when needed to be used, so as to support the unmanned aerial vehicle well, prevent a horn assembly, a fuselage part and the like of the unmanned aerial vehicle from being collided, ensure integrity, and the landing gear can be folded and folded when needed to be used, so as to reduce occupied space, facilitate placement and transportation, a holding locking mechanism for holding the state of the landing gear main body d2 is arranged between the mounting seat d1 and the landing gear main body d2, and an antenna d3 is arranged on the landing gear main body d2, so that the surrounding of the landing gear main body is not shielded;
in this embodiment, the holding locking mechanism includes a lock catch d4 hinged to the landing gear body d2 and a clamping portion d5 arranged on the mounting seat d1 and matched with the lock catch d4, when the landing gear body d2 is unfolded in place, the lock catch d4 and the clamping portion d5 are buckled to lock and hold the unfolded state of the landing gear body d2, so that the landing gear is prevented from being folded and retracted accidentally, and the landing gear is ensured to play a role in supporting the whole unmanned aerial vehicle reliably and stably;
in order to further guarantee the reliability of the locking of the unfolding state of the landing gear body d2, the locking mechanism is further provided with an elastic piece for driving the lock catch d4 to keep the locking state, the elastic piece is specifically a torsion spring, the acting force direction of the torsion spring is the buckling direction of the locking catch d4 and the clamping part d5, and further guarantee is provided for the landing gear body d2 to be locked in the unfolding state;
in this embodiment, the landing gear body d2 is a hollow structure, so that the weight can be reduced, the waste weight can be reduced, and the carrying capacity of the unmanned aerial vehicle can be improved, the antenna d3 is arranged in the hollow interior of the landing gear body d2, does not occupy the external space, can effectively protect the antenna d3, and ensures the long-term stable operation of the antenna d3, and the landing gear body d2 is provided with a cover plate d6 for opening and closing the hollow interior of the landing gear body d6, so that the antenna d3 can be conveniently taken and placed, and the operation convenience can be improved;
undercarriage main part d2 bottom still be provided with shock pad d7, shock pad d7 specifically can adopt the shock attenuation bubble cotton, improves the buffering stationarity when undercarriage supports unmanned aerial vehicle, reduces the impact to the inside flight control subassembly of fuselage etc. when unmanned aerial vehicle descends to the ground, the equal efficient and stable work such as guarantee flight control subassembly.
An unmanned aerial vehicle mainly comprises a fuselage a, a horn assembly b and a rotor power assembly c, wherein the fuselage a comprises a shell 1 which is formed by processing a plate-shaped material and is internally provided with an accommodating cavity, a cavity groove 11 with an inward sunken wall surface is formed in the shell 1, the horn assembly b is hinged at the cavity groove 11 to form a folding horn structure, and the rotor power assembly c is arranged on the horn assembly b;
the shell 1 and the horn component b are specifically formed by processing carbon fiber composite materials, the carbon fiber composite materials are excellent in mechanical property, small in specific gravity, good in rigidity and high in strength, and the specific strength and the specific modulus comprehensive index are high, so that the shell 1 and the horn component b are guaranteed to have excellent structural strength, the fuselage a and the horn component b are only thin shell-shaped structures, reinforcing ribs do not need to be arranged, the horn component b is directly connected to the shell 1, a structural framework does not need to be arranged in the fuselage, waste weight of the unmanned aerial vehicle is effectively reduced, bearing capacity is improved, and endurance time is prolonged;
the horn subassembly b include main arm b1 and folding arm b2, main arm b1 and folding arm b2 make hollow column structure by carbon-fibre composite, light in weight, structural strength are high, rotor power component c sets up main arm b1 on, folding arm b2 one end with main arm b1 articulates, the other end of folding arm b2 then articulates with the chamber 11 of casing 1, specifically, main arm b1 is the stock form along fuselage a fore-and-aft direction, folding arm b2 be provided with two along the length direction parallel interval of main arm b1 to constitute parallelogram's folding horn structure, the structure steadiness of expansion state is good, thereby guarantee the stability and the security of flight, folding arm rotates along the fore-and-aft direction of fuselage, the space length that unmanned aerial vehicle occupied in fuselage fore-and-aft direction all is main arm length when expansion state and draw in the state, the folding of the horn assembly b along the front-back direction does not increase the occupied space in the height direction when in the folded state, so that the folded state is more compact, the rotor power assemblies c are respectively arranged at two ends of the main arm b1, the cavity grooves 11 for connecting the horn assembly b are symmetrically arranged at the left side and the right side of the fuselage a, the horn assemblies b are symmetrically connected at the left side and the right side of the fuselage a, and the four-rotor unmanned aerial vehicle is formed;
set up unmanned aerial vehicle undercarriage d on the arm subassembly b, specifically, set up unmanned aerial vehicle undercarriage d respectively at the both ends downside of main arm b1, unmanned aerial vehicle undercarriage d's mount pad d1 is fixed on main arm b 1.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (8)
1. An unmanned aerial vehicle landing gear is characterized by comprising a mounting seat (d1) and a landing gear body (d2) hinged to the mounting seat (d1), wherein a keeping locking mechanism used for keeping the state of the landing gear body (d2) is arranged between the mounting seat (d1) and the landing gear body (d2), and an antenna (d3) is arranged on the landing gear body (d 2).
2. The landing gear of claim 1, wherein the retaining and locking mechanism comprises a catch (d4) hinged to the landing gear body (d2) and a catch portion (d5) provided on the mounting seat (d1) and cooperating with the catch (d 4); or the retaining locking mechanism comprises a lock catch (d4) hinged on the mounting seat (d1) and a clamping part (d5) arranged on the landing gear body (d2) and matched with the lock catch (d 4).
3. The landing gear of claim 2, wherein the hold-lock mechanism further comprises a resilient member for urging the catch (d4) to a locked position.
4. An unmanned landing gear according to claim 3, wherein the resilient member is a torsion spring.
5. A drone landing gear according to any one of claims 1 to 4, wherein the antenna (d3) is disposed within the hollow interior of the landing gear body (d 2).
6. The landing gear of claim 5, wherein the landing gear body (d2) is provided with a cover plate (d6) for opening and closing the hollow interior thereof.
7. An unmanned landing gear according to any of claims 1 to 4, wherein the bottom of the landing gear body (d2) is provided with shock absorbing pads.
8. An unmanned aerial vehicle comprising a fuselage (a), an arm assembly (b), a rotor power assembly (c) and the landing gear of any one of claims 1 to 7, wherein the arm assembly (b) is hinged to the fuselage (a), the rotor power assembly (c) is arranged on the arm assembly (b), and a mounting seat (d1) of the landing gear of the unmanned aerial vehicle is fixed on the arm assembly (b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787306.7U CN212267838U (en) | 2020-05-13 | 2020-05-13 | Unmanned aerial vehicle undercarriage and adopt its unmanned aerial vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787306.7U CN212267838U (en) | 2020-05-13 | 2020-05-13 | Unmanned aerial vehicle undercarriage and adopt its unmanned aerial vehicle |
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| CN212267838U true CN212267838U (en) | 2021-01-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113291461A (en) * | 2021-07-08 | 2021-08-24 | 南京先飞机器人技术有限公司 | Folding undercarriage mechanism and use unmanned aerial vehicle of folding undercarriage |
| CN115195998A (en) * | 2022-09-16 | 2022-10-18 | 成都纵横大鹏无人机科技有限公司 | Undercarriage winding and unwinding devices and aircraft |
-
2020
- 2020-05-13 CN CN202020787306.7U patent/CN212267838U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113291461A (en) * | 2021-07-08 | 2021-08-24 | 南京先飞机器人技术有限公司 | Folding undercarriage mechanism and use unmanned aerial vehicle of folding undercarriage |
| CN115195998A (en) * | 2022-09-16 | 2022-10-18 | 成都纵横大鹏无人机科技有限公司 | Undercarriage winding and unwinding devices and aircraft |
| CN115195998B (en) * | 2022-09-16 | 2022-12-23 | 成都纵横大鹏无人机科技有限公司 | Undercarriage winding and unwinding devices and aircraft |
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