CN110979643A - Landing gear and unmanned aerial vehicle - Google Patents
Landing gear and unmanned aerial vehicle Download PDFInfo
- Publication number
- CN110979643A CN110979643A CN201911334097.9A CN201911334097A CN110979643A CN 110979643 A CN110979643 A CN 110979643A CN 201911334097 A CN201911334097 A CN 201911334097A CN 110979643 A CN110979643 A CN 110979643A
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- CN
- China
- Prior art keywords
- landing gear
- unmanned aerial
- aerial vehicle
- hook
- sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/54—Floats
- B64C25/56—Floats inflatable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/58—Arrangements or adaptations of shock-absorbers or springs
- B64C25/62—Spring shock-absorbers; Springs
Abstract
The invention discloses a landing gear and discloses an unmanned aerial vehicle with the landing gear, wherein the landing gear comprises a mounting plate provided with a mounting hole; the damping support assembly is connected to the mounting plate; the floating air bag is connected to the damping bracket component. Set up on shock attenuation bracket component and float the gasbag, can let the unmanned aerial vehicle who loses control not continue to sink after dropping the surface of water, but float on the surface of water, unmanned aerial vehicle inside can not intake, and the inside electrical components of unmanned aerial vehicle just also can not receive the injury, is favorable to solving the problem that unmanned aerial vehicle life-span is low after dropping the aquatic.
Description
Technical Field
The invention relates to the field of unmanned aerial vehicles, in particular to a landing gear and an unmanned aerial vehicle.
Background
The unmanned aerial vehicle can be divided into military and civil, and the unmanned aerial vehicle is divided into a reconnaissance plane and a target plane, and the unmanned aerial vehicle is really just needed in the civil aspect and applied in the unmanned aerial vehicle industry; at present at aerial photography, agriculture, plant protection, miniature autodyne, express delivery transportation, disaster rescue, observe wild animal, control infectious disease, survey and drawing, news report, electric power are patrolled and examined, the use of unmanned aerial vehicle itself has been greatly expanded, when unmanned aerial vehicle rises and falls, need use the landing device.
The prior art has the following problems: unmanned aerial vehicle flies in the place that has the waters, because of losing control the water that falls into, can cause the inside water of unmanned aerial vehicle, can cause the injury to the inside electrical components of unmanned aerial vehicle, reduces unmanned aerial vehicle's life.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the landing gear, which can solve the problem that the service life of the unmanned aerial vehicle is short due to the fact that the unmanned aerial vehicle is out of control and falls into water and then water enters to damage electrical elements inside the unmanned aerial vehicle.
A landing gear according to an embodiment of the first aspect of the invention: comprises a mounting plate provided with a mounting hole; the damping bracket assembly is connected to the mounting plate; the floating air bag is connected to the damping bracket component.
The lifting device provided by the embodiment of the invention has at least the following beneficial effects: set up on shock attenuation bracket component and float the gasbag, can let the unmanned aerial vehicle who loses control not continue to sink after dropping the surface of water, but float on the surface of water, unmanned aerial vehicle inside can not intake, and the inside electrical components of unmanned aerial vehicle just also can not receive the injury, is favorable to solving the problem that unmanned aerial vehicle life-span is low after dropping the aquatic.
According to some embodiments of the invention, the bottom of the mounting plate is symmetrically and fixedly connected with a fixed sleeve, and an inner cavity of the fixed sleeve is provided with a shock absorbing spring; the shock absorption support assembly comprises a telescopic rod, one end of the telescopic rod is sleeved with a telescopic sleeve, and the other end of the telescopic rod is sleeved with a fixed sleeve and abutted to the shock absorption spring.
The lifting device provided by the embodiment of the invention has at least the following beneficial effects: shock attenuation bracket component sets up the impact force when telescopic link and shock absorber spring can effectively cushion unmanned aerial vehicle descending, is favorable to protecting unmanned aerial vehicle not being shaken badly.
According to some embodiments of the invention, a fixing screw hole is formed in the surface of the telescopic rod, the fixing screw hole penetrates through the telescopic rod, a screwing bolt penetrates through the surface of the telescopic sleeve, a damping rubber block is fixedly connected to the bottom of the telescopic sleeve, a damping spring is arranged inside the damping rubber block, the telescopic sleeve is fixedly connected with a first cross rod and a second cross rod, and a ventilation groove penetrates through the surface of the second cross rod.
The lifting device provided by the embodiment of the invention has at least the following beneficial effects: change the length of telescopic link in the telescope tube, insert fixed screw to the bolt of screwing again, fix the telescopic link and reach the purpose that changes landing gear height with the telescope tube, be convenient for unmanned aerial vehicle adapts to different topography, can not cause the rotor to be scraped bad because of descending in the darker place of grass, when descending, shock-absorbing spring and damping spring exert effect jointly, the reaction force that can buffer release partly ground and bring, it is not hard up to reduce to cause unmanned aerial vehicle internals because of ground reaction force, and then unmanned aerial vehicle's life has been prolonged, landing gear's performance has been improved.
According to some embodiments of the invention, the floating airbag is sleeved on the surface of the first cross rod, a hook and loop fastener surface and a hook and loop fastener rough surface are arranged on the edge of the floating airbag, and an air hole is arranged on one side of the hook and loop fastener surface and used for inflating and deflating the floating airbag.
The lifting device provided by the embodiment of the invention has at least the following beneficial effects: use magic subsides to paste and float gasbag easy dismounting, it is also enough firm to be not afraid of water and drench, be favorable to guaranteeing to float the gasbag and play a role when unmanned aerial vehicle falls into water, also be favorable to dismantling to change and float the gasbag, ensure to float the gasbag and possess unmanned aerial vehicle floating effect.
According to some embodiments of the invention, a rubber gasket is arranged on the top of the mounting plate, and the rubber gasket is of a cuboid structure.
The lifting device provided by the embodiment of the invention has at least the following beneficial effects: rubber pad can cushion between landing gear and the unmanned aerial vehicle zonulae occludens to the injury that the landing gear caused to unmanned aerial vehicle's vibrations under the great condition of vibrations when can cushion flight or descending.
According to some embodiments of the invention, the number of the fixing sleeves is four, and the fixing sleeves are distributed in a rectangular array.
According to some embodiments of the invention, the included angle between the first and second cross bars is 90 °, and the first and second cross bars form a rectangular structure.
According to some embodiments of the present invention, the hook and loop fastener surface is parallel to the hook and loop fastener pile surface, and the hook and loop fastener surface and the hook and loop fastener pile surface may be adhered to each other in a state that the roll of the floating airbag is cylindrical.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic perspective view of a landing gear according to an embodiment of the present invention;
FIG. 2 is a left side view of the landing gear shown in FIG. 1;
FIG. 3 is a front view of the landing gear shown in FIG. 1;
FIG. 4 is a schematic view of a flotation bladder;
fig. 5 is a schematic perspective view of the mounting plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, the landing gear of the present embodiment includes a mounting plate 100 having a mounting hole 110; a damping bracket assembly 200 connected to the mounting plate 100; the floating airbag 300 is connected to the shock absorbing bracket assembly 200. Set up on shock attenuation bracket component and float the gasbag, can let the unmanned aerial vehicle who loses control not continue to sink after dropping the surface of water, but float on the surface of water, unmanned aerial vehicle inside can not intake, and the inside electrical components of unmanned aerial vehicle just also can not receive the injury, is favorable to solving the problem that unmanned aerial vehicle life-span is low after dropping the aquatic.
Referring to fig. 1 to 2, in the landing gear of the embodiment, the bottom of the mounting plate 100 is symmetrically and fixedly connected with a fixing sleeve 120, and a shock absorbing spring 130 is disposed in an inner cavity of the fixing sleeve 120; the shock absorbing bracket assembly 200 includes a telescopic rod 210, one end of the telescopic rod 210 is sleeved with a telescopic sleeve 220, and the other end is sleeved with a fixed sleeve 120 and abuts against the shock absorbing spring 130. Shock attenuation bracket component sets up the impact force when telescopic link and shock absorber spring can effectively cushion unmanned aerial vehicle descending, is favorable to protecting unmanned aerial vehicle not being shaken badly.
Referring to fig. 1 to 3, in the landing gear of the embodiment, a fixing screw hole 211 is formed on a surface of the telescopic rod 210, the fixing screw hole 211 penetrates through the telescopic rod 210, a fastening bolt 221 penetrates through a surface of the telescopic sleeve 220, a damping rubber block 230 is fixedly connected to a bottom of the telescopic sleeve 220, a damping spring 231 is arranged inside the damping rubber block 230, the telescopic sleeve 220 is fixedly connected to a first cross bar 240 and a second cross bar 250, and a ventilation groove 251 penetrates through a surface of the second cross bar 250. Change the length of telescopic link in the telescope tube, insert fixed screw to the bolt of screwing again, fix the telescopic link and reach the purpose that changes landing gear height with the telescope tube, be convenient for unmanned aerial vehicle adapts to different topography, can not cause the rotor to be scraped bad because of descending in the darker place of grass, when descending, shock-absorbing spring and damping spring exert effect jointly, the reaction force that can buffer release partly ground and bring, it is not hard up to reduce to cause unmanned aerial vehicle internals because of ground reaction force, and then unmanned aerial vehicle's life has been prolonged, landing gear's performance has been improved.
Referring to fig. 1 to 3, in the landing gear of the embodiment, a floating air bag 300 is sleeved on the surface of the first cross bar 240, a hook and loop fastener 310 and a hook and loop fastener 320 are disposed at the edge of the floating air bag 300, an air hole 330 is disposed at one side of the hook and loop fastener 310, and the air hole 330 is used for inflating and deflating the floating air bag 300. Use magic subsides to paste and float gasbag easy dismounting, it is also enough firm to be not afraid of water and drench, be favorable to guaranteeing to float the gasbag and play a role when unmanned aerial vehicle falls into water, also be favorable to dismantling to change and float the gasbag, ensure to float the gasbag and possess unmanned aerial vehicle floating effect.
Referring to fig. 3 and 5, in the landing gear of the embodiment, a rubber gasket 140 is disposed on the top of the mounting plate 100, and the rubber gasket 140 has a rectangular parallelepiped structure.
Referring to fig. 1 to 3, in the landing gear of the embodiment, the number of the fixing sleeves 120 is four, and the fixing sleeves 120 are distributed in a rectangular array. The rectangular landing gear fixing sleeve has better stability.
Preferably, the included angle between the first cross bar 240 and the second cross bar 250 is 90 °, and the first cross bar 240 and the second cross bar 250 form a rectangular structure.
Referring to fig. 1 and 4, in the landing gear of the present embodiment, the hook and loop fastening surface 310 is parallel to the hook and loop fastening surface 320, and the hook and loop fastening surface 310 and the hook and loop fastening surface 320 may be adhered together when the floating airbag 300 is rolled into a cylindrical shape.
An unmanned aerial vehicle comprising a landing gear according to any preceding claim.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (9)
1. A landing gear, characterized by: comprises that
A mounting plate (100) provided with a mounting hole (110);
a shock absorbing bracket assembly (200) attached to the mounting plate (100);
a flotation bladder (300) attached to the shock absorbing cradle assembly (200).
2. The landing gear of claim 1, wherein: the bottom of the mounting plate (100) is symmetrically and fixedly connected with a fixed sleeve (120), and a shock absorbing spring (130) is arranged in the inner cavity of the fixed sleeve (120); shock attenuation bracket component (200) include telescopic link (210), telescopic link (210) one end has cup jointed telescopic sleeve (220), and the other end cup joints fixed sleeve (120) and butt spring (130) of moving away to avoid possible earthquakes.
3. The landing gear of claim 2, wherein: the utility model discloses a damping rubber piece, including telescopic link (210), fixed screw hole (211) run through in telescopic link (210), telescopic sleeve (220) surface runs through and is equipped with bolt (221) of screwing, telescopic sleeve (220) bottom fixedly connected with damping rubber piece (230), damping rubber piece (230) inside is equipped with damping spring (231), first horizontal pole (240) of telescopic sleeve (220) fixedly connected with and second horizontal pole (250), second horizontal pole (250) surface runs through and is equipped with ventilation groove (251).
4. The landing gear of claim 3, wherein: first horizontal pole (240) surface cup joints float gasbag (300), float gasbag (300) edge and be equipped with magic tape hook face (310) and magic tape hair side (320), magic tape hook face (310) one side is equipped with gas pocket (330), gas pocket (330) are used for float gasbag (300) aerify and exit.
5. The landing gear of claim 1, wherein: the mounting panel (100) top is equipped with rubber gasket (140), just rubber gasket (140) are the cuboid structure.
6. The landing gear of claim 2, wherein: the number of the fixed sleeves (120) is four, and the fixed sleeves (120) are distributed in a rectangular array.
7. The landing gear of claim 2, wherein: the included angle between the first cross rod (240) and the second cross rod (250) is 90 degrees, and the first cross rod (240) and the second cross rod (250) form a rectangular structure.
8. The landing gear of claim 4, wherein: the hook and loop fastener surface (310) is parallel to the hook and loop fastener rough surface (320), and the hook and loop fastener surface (310) and the hook and loop fastener rough surface (320) can be adhered together in the cylindrical shape of the floating air bag (300).
9. An unmanned aerial vehicle, its characterized in that: comprising a landing gear according to any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911334097.9A CN110979643A (en) | 2019-12-23 | 2019-12-23 | Landing gear and unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911334097.9A CN110979643A (en) | 2019-12-23 | 2019-12-23 | Landing gear and unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110979643A true CN110979643A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911334097.9A Pending CN110979643A (en) | 2019-12-23 | 2019-12-23 | Landing gear and unmanned aerial vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN110979643A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112918694A (en) * | 2021-04-02 | 2021-06-08 | 北京博观寰宇科技有限公司 | Equipment of unmanned aerial vehicle protection of saving oneself of falling into water is exclusively used in |
| KR102314218B1 (en) * | 2021-04-06 | 2021-10-18 | 주식회사 보라스카이 | Foldable drone for reconnaissance |
| KR102347832B1 (en) * | 2020-07-02 | 2022-01-05 | 한국항공우주연구원 | Multi-copter |
-
2019
- 2019-12-23 CN CN201911334097.9A patent/CN110979643A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102347832B1 (en) * | 2020-07-02 | 2022-01-05 | 한국항공우주연구원 | Multi-copter |
| CN112918694A (en) * | 2021-04-02 | 2021-06-08 | 北京博观寰宇科技有限公司 | Equipment of unmanned aerial vehicle protection of saving oneself of falling into water is exclusively used in |
| KR102314218B1 (en) * | 2021-04-06 | 2021-10-18 | 주식회사 보라스카이 | Foldable drone for reconnaissance |
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