CN109353516B - Fixed wing unmanned aerial vehicle for protecting mounting equipment by utilizing umbrella bin - Google Patents
Fixed wing unmanned aerial vehicle for protecting mounting equipment by utilizing umbrella bin Download PDFInfo
- Publication number
- CN109353516B CN109353516B CN201811413565.7A CN201811413565A CN109353516B CN 109353516 B CN109353516 B CN 109353516B CN 201811413565 A CN201811413565 A CN 201811413565A CN 109353516 B CN109353516 B CN 109353516B
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- Prior art keywords
- parachute
- umbrella
- umbrella bin
- unmanned aerial
- aerial vehicle
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- 238000000034 method Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D17/00—Parachutes
- B64D17/80—Parachutes in association with aircraft, e.g. for braking thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
- B64D47/08—Arrangements of cameras
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U70/00—Launching, take-off or landing arrangements
- B64U70/80—Vertical take-off or landing, e.g. using rockets
- B64U70/83—Vertical take-off or landing, e.g. using rockets using parachutes, balloons or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/22—Other structures integral with fuselages to facilitate loading, e.g. cargo bays, cranes
Abstract
The invention discloses a fixed wing unmanned aerial vehicle for protecting mounting equipment by utilizing an umbrella bin, and belongs to the technical field of unmanned aerial vehicle equipment. The fixed wing unmanned aerial vehicle realizes landing by adopting a parachute, and comprises a machine body and mounting equipment arranged in the machine body, wherein the mounting equipment is exposed from an equipment window formed in the lower part of the machine body; the umbrella bin is arranged at the position, adjacent to the mounting equipment, of the lower side surface of the tail part of the machine body; the umbrella bin comprises an umbrella bin main body and a matched umbrella bin cover; the umbrella bin cover is hinged with one end of the umbrella bin main body, which is close to the mounting equipment, so that the umbrella bin cover covers the equipment window after being turned out, the mounting equipment is prevented from directly colliding with the ground, and the mounting equipment is protected.
Description
Technical Field
The invention discloses a fixed wing unmanned aerial vehicle for protecting mounting equipment by utilizing an umbrella bin, and belongs to the technical field of unmanned aerial vehicle equipment.
Background
The unmanned aerial vehicle is a wireless remote control or autonomous flight, and can execute various low-altitude tasks. The unmanned aerial vehicle is used for mounting precise measurement equipment such as an optical camera and an environmental sensor, and the like, so that the unmanned aerial vehicle can be widely applied to the fields of aerial photography, mapping, emergency rescue, environmental inspection and the like.
In general, the mounting device is disposed on the lower side of the fuselage and exposed, and the mounting device carried by the unmanned aerial vehicle may be directly bumped against a hard object on the ground to be damaged when the unmanned aerial vehicle descends. Therefore, the necessary protective measures should be taken to avoid damage to the delicate and expensive mounting equipment.
Parachute landing is one of the common landing methods of fixed-wing unmanned aerial vehicles. The parachute bin for accommodating the parachute is arranged on the unmanned aerial vehicle, the parachute is released during landing, and the unmanned aerial vehicle is pulled to slowly land.
In the prior art, patent 201620993020.8 discloses a fixed wing unmanned aerial vehicle with parachute for unmanned aerial vehicle descends gradually under the effect of parachute, avoids the monitoring facilities direct collision ground that unmanned aerial vehicle carried and impaired. However, as the whole weight of the unmanned aerial vehicle is still heavy, the scheme cannot avoid the mounting equipment from colliding with hard protrusions, such as protruding stones and the like, to cause damage.
Patent 201620999760.2 discloses a fixed wing unmanned aerial vehicle that can protect mounting equipment, and its after the parachute was opened, unmanned aerial vehicle wholly overturns, and mounting equipment also can correspondingly overturn supreme, avoids contacting the ground and is impaired when unmanned aerial vehicle falls to the ground. However, by adopting the scheme, the equipment is damaged and even the unmanned aerial vehicle is disassembled due to the severe overturning action during landing.
Therefore, in view of the above technical problems, a more preferable solution is to be proposed.
Disclosure of Invention
In order to overcome the technical problems, the invention discloses a fixed wing unmanned aerial vehicle for protecting mounting equipment by using an umbrella bin. The adopted technical scheme is as follows:
a fixed-wing unmanned aerial vehicle for protecting mounting equipment by utilizing an parachute cabin adopts a parachute to realize landing. The device comprises a machine body and mounting equipment arranged in the machine body, wherein an equipment window is formed in the lower side face of the machine body to expose the mounting equipment. The umbrella bin is arranged on the lower side face of the tail of the machine body and is adjacent to the mounting equipment. The umbrella bin comprises an umbrella bin main body and a matched umbrella bin cover, and the umbrella bin cover is hinged with one end, close to the mounting device, of the umbrella bin main body, so that the umbrella bin cover covers the device window after being turned out.
Further, the umbrella bin cover is connected with the umbrella bin main body by adopting a spring hinge, and the elastic action stroke of the spring hinge is more than 180 degrees; a steering engine is arranged at the non-hinged end of the umbrella bin main body, and the steering engine is controlled to rotate a steering engine arm so as to buckle or release the umbrella bin cover; the umbrella bin cover is turned over by more than 180 degrees under the action of elasticity after being released.
Further, the hauling rope of the parachute is connected with the middle part of the upper side of the machine body, and is connected to the parachute cabin along the tail of the machine body, so that the parachute main body of the parachute is folded and placed in the parachute cabin and covered by the parachute cabin cover.
Further, the middle part of the umbrella bin cover is concave towards the inner direction of the umbrella bin main body, so that the rear edge of the umbrella bin cover is turned out to be attached to the machine body, and the middle part of the umbrella bin cover is arched without touching the mounting equipment.
Further, an elastic mechanism is arranged in the parachute bin, and when the parachute bin cover is opened, the parachute placed in the parachute bin is ejected.
Further, the elastic mechanism is specifically an elastic band group, and comprises at least 2 elastic bands, wherein two ends of each elastic band are respectively and fixedly connected to the outer parts of two opposite sides of the parachute cabin, so that the elastic bands are inwards pressed to generate outward elasticity when the parachute is put into the parachute.
Further, the top of the parachute is provided with a weight, and the weight of the weight is less than 30g; when the parachute is put into the parachute cabin, the weight is placed at the outermost side. When the parachute is opened, the weight pulls the parachute to deviate from the parachute cabin; and when the unmanned aerial vehicle turns over to be convenient for umbrella installation, the weight presses the fluffy umbrella body, so that the umbrella bin cover is convenient to buckle.
The landing process of the fixed wing unmanned aerial vehicle is as follows:
(1) The fixed wing unmanned aerial vehicle flies to a specified position and height, stops thrust and controls the steering engine to rotate a steering engine arm of the steering engine, and releases the umbrella bin cover;
(2) The parachute placed in the parachute bin is pushed out of the parachute bin by the outward elasticity of the rubber band group and falls under the action of gravity;
(3) The unmanned aerial vehicle is inertial forward, the parachute is thrown out from the rear side and is unfolded under the action of wind resistance, and the unmanned aerial vehicle is pulled to slowly land;
(4) The umbrella bin cover is turned forwards under the action of elasticity until the umbrella bin cover is abutted against the front machine body, and the umbrella bin cover closes the equipment window, so that the hanging equipment is prevented from being touched when falling to the ground.
Meanwhile, the invention claims an umbrella cabin for the fixed wing unmanned aerial vehicle adopting the scheme.
The invention has the following beneficial effects: through reasonable structural design, ingenious utilization of umbrella bin cover realizes the protection to the mounting equipment after opening the umbrella, does not change the original unmanned aerial vehicle structure and reduces the organism action, has avoided influencing flight efficiency and descending effect, does not increase the cost again, and is simple effective.
Drawings
FIG. 1 is a schematic structural view of a fixed wing unmanned aerial vehicle in the invention;
FIG. 2 is a schematic diagram of the structure of the umbrella bin of the invention.
Detailed Description
The invention is further described with reference to the accompanying drawings:
the fixed-wing unmanned aerial vehicle of this case adopts the parachute to realize the landing to utilize the parachute storehouse protection to mount equipment.
As shown in fig. 1, a mounting device, namely an aerial survey camera (5), is fixedly arranged in the middle part in a body (1) of the fixed-wing unmanned aerial vehicle, a device window is formed in the lower part of the body (1) so that a lens of the aerial survey camera (5) is exposed, but the camera lens does not protrude out of the lower side surface of the body (1).
The unmanned aerial vehicle is provided with an umbrella bin, and the unmanned aerial vehicle umbrella bin is arranged at the lower part of the machine body and is close to one side of the aerial survey camera (5) close to the tail part of the machine body.
As shown in fig. 1 and 2, the parachute cabin comprises a parachute cabin main body (3) for accommodating a parachute and a parachute cabin cover (4) matched with the parachute cabin main body;
as shown in figure 2, one end of the umbrella bin cover (4) is hinged with one side of the umbrella bin main body (3) close to the aerial survey camera (5) by a spring hinge (7); the elastic action travel of the spring hinge (7) exceeds 180 degrees, and the umbrella bin cover (4) can be turned out forwards to cover the equipment window. The middle part of the umbrella bin cover (4) is concave towards the inner direction of the umbrella bin main body, so that the rear edge of the umbrella bin cover is turned out to be attached to the machine body, and the middle part of the umbrella bin cover arches without touching the lens of the aerial survey camera (5).
The non-hinged end of the umbrella bin main body (3) is provided with a steering engine (2), and the steering engine (2) is controlled by a flight control system to realize steering engine arm rotation, so that an umbrella bin cover (4) is buckled or released.
The inside of the parachute cabin is provided with a rubber band group consisting of 4 rubber bands (6), and two ends of each rubber band are respectively and fixedly connected to the outer parts of the opposite sides of the main body (3) of the parachute cabin, which are close to the opening, so that the rubber bands (6) are pressed inwards to generate outward elasticity when the parachute is put into the parachute cabin.
The traction rope of the parachute is connected to the middle part of the upper side of the machine body (1) and is connected to the parachute cabin along the tail of the machine body (1), so that the parachute main body of the parachute is folded and placed in the parachute cabin main body (3) and is covered by the parachute cabin cover (4). The top of the parachute is provided with a small weight of 20g, and the weight is placed at the outermost side when the parachute is put into the parachute cabin.
The landing process of the fixed wing unmanned aerial vehicle is as follows:
(1) The unmanned aerial vehicle flies to a designated position and height, a flight control system outputs a control signal, the thrust is stopped, the steering engine is controlled to rotate a rudder horn, and the umbrella bin cover is released;
(2) The parachute placed in the parachute bin is pushed out of the parachute bin by the outward elasticity of the rubber band group and falls under the action of gravity;
(3) The unmanned aerial vehicle is inertial forward, the parachute is thrown out from the rear side and is unfolded under the action of wind resistance, and the unmanned aerial vehicle is pulled to slowly land;
(4) The umbrella bin cover is turned forwards under the action of the elastic force until the umbrella bin cover is abutted against the front machine body, and the umbrella bin cover covers the equipment window, so that the hanging equipment is prevented from being touched when falling to the ground.
The above description is only of embodiments of the present invention, and the respective illustrations do not limit the essential content of the present invention, and those skilled in the art may modify or deform the foregoing embodiments without departing from the essential scope of the present invention.
Claims (4)
1. The fixed wing unmanned aerial vehicle is characterized by comprising a machine body and mounting equipment arranged in the machine body, wherein an equipment window is formed in the lower side surface of the machine body to expose the mounting equipment;
the umbrella bin is arranged on the lower side surface of the tail part of the machine body and is adjacent to the mounting equipment; the umbrella bin comprises an umbrella bin main body and a matched umbrella bin cover; the umbrella bin cover is hinged with one end, close to the mounting device, of the umbrella bin main body, so that the umbrella bin cover covers the device window after being turned out; the umbrella bin cover is connected with the umbrella bin main body by adopting a spring hinge, and the elastic action stroke of the spring hinge is more than 180 degrees;
a steering engine is arranged at the non-hinged end of the umbrella bin main body, and the steering engine is controlled to rotate a steering engine arm so as to buckle or release the umbrella bin cover; the umbrella bin cover is turned over for more than 180 degrees under the action of the elasticity of the spring hinge after being released;
the traction rope of the parachute is connected with the middle part of the upper side of the machine body, and is connected to the parachute cabin along the tail of the machine body, so that the parachute main body of the parachute is folded and placed in the parachute cabin and covered by the parachute cabin cover;
the middle part of the umbrella bin cover is concave towards the inner direction of the umbrella bin main body, so that the edge of the umbrella bin cover is attached to the machine body after the umbrella bin cover is turned out, and the middle part of the umbrella bin cover is arched without touching the mounting equipment;
the parachute bin is internally provided with an elastic mechanism, and when the parachute bin cover is opened, the parachute placed in the parachute bin is ejected out.
2. The fixed wing unmanned aerial vehicle using the umbrella cabin to protect the mounting equipment according to claim 1, wherein the elastic mechanism is a rubber band group comprising at least 2 rubber bands; the two ends of the rubber band are respectively and fixedly connected to the outer parts of the two opposite sides of the parachute cabin, so that the rubber band is pressed inwards to generate outward elasticity when the parachute is put into the parachute.
3. The fixed wing unmanned aerial vehicle using the umbrella cabin to protect the mounting equipment as claimed in claim 2, wherein the landing process is:
(1) The fixed wing unmanned aerial vehicle flies to a specified position and height, stops thrust and controls the steering engine to rotate a steering engine arm of the steering engine, and releases the umbrella bin cover;
(2) The parachute placed in the parachute bin is pushed out of the parachute bin by the outward elasticity of the rubber band group and falls under the action of gravity;
(3) The unmanned aerial vehicle is inertial forward, the parachute is thrown out from the rear side and is unfolded under the action of wind resistance, and the unmanned aerial vehicle is pulled to slowly land;
(4) The umbrella bin cover is turned forwards under the action of elasticity until the umbrella bin cover is abutted against the front machine body, and the umbrella bin cover closes the equipment window, so that the hanging equipment is prevented from being touched when falling to the ground.
4. A fixed wing unmanned aerial vehicle using a parachute magazine for protecting mounting equipment as claimed in claim 2 or 3, wherein the parachute has a weight on the top of the parachute, and the weight is less than 30g; when the parachute is put into the parachute cabin, the weight is placed at the outermost side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811413565.7A CN109353516B (en) | 2018-11-26 | 2018-11-26 | Fixed wing unmanned aerial vehicle for protecting mounting equipment by utilizing umbrella bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811413565.7A CN109353516B (en) | 2018-11-26 | 2018-11-26 | Fixed wing unmanned aerial vehicle for protecting mounting equipment by utilizing umbrella bin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109353516A CN109353516A (en) | 2019-02-19 |
| CN109353516B true CN109353516B (en) | 2024-02-27 |
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ID=65338779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811413565.7A Active CN109353516B (en) | 2018-11-26 | 2018-11-26 | Fixed wing unmanned aerial vehicle for protecting mounting equipment by utilizing umbrella bin |
Country Status (1)
| Country | Link |
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| CN (1) | CN109353516B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6338457B1 (en) * | 2000-12-12 | 2002-01-15 | The United States Of America As Represented By The Secretary Of The Navy | Precision parachute recovery system |
| US6565041B1 (en) * | 2001-12-27 | 2003-05-20 | Lockheed Martin Corporation | Parachute assembly for a miniature aircraft |
| KR20100129143A (en) * | 2010-04-12 | 2010-12-08 | 서이환 | Landing apparatus by a parachute for unmanual aerial vehicle |
| CN205931274U (en) * | 2016-08-30 | 2017-02-08 | 北方天途航空技术发展（北京）有限公司 | Light fixed wing uavs with parachute |
| CN107444661A (en) * | 2017-08-28 | 2017-12-08 | 湖南城市学院 | A kind of fixed-wing unmanned plane parachute discharges system |
| CN209241324U (en) * | 2018-11-26 | 2019-08-13 | 广西翼界科技有限公司 | A kind of fixed-wing unmanned plane using umbrella storehouse protection carry equipment |
-
2018
- 2018-11-26 CN CN201811413565.7A patent/CN109353516B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6338457B1 (en) * | 2000-12-12 | 2002-01-15 | The United States Of America As Represented By The Secretary Of The Navy | Precision parachute recovery system |
| US6565041B1 (en) * | 2001-12-27 | 2003-05-20 | Lockheed Martin Corporation | Parachute assembly for a miniature aircraft |
| KR20100129143A (en) * | 2010-04-12 | 2010-12-08 | 서이환 | Landing apparatus by a parachute for unmanual aerial vehicle |
| CN205931274U (en) * | 2016-08-30 | 2017-02-08 | 北方天途航空技术发展（北京）有限公司 | Light fixed wing uavs with parachute |
| CN107444661A (en) * | 2017-08-28 | 2017-12-08 | 湖南城市学院 | A kind of fixed-wing unmanned plane parachute discharges system |
| CN209241324U (en) * | 2018-11-26 | 2019-08-13 | 广西翼界科技有限公司 | A kind of fixed-wing unmanned plane using umbrella storehouse protection carry equipment |
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| Publication number | Publication date |
|---|---|
| CN109353516A (en) | 2019-02-19 |
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