CN219857650U - Unmanned aerial vehicle emergency landing device - Google Patents
Unmanned aerial vehicle emergency landing device Download PDFInfo
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- CN219857650U CN219857650U CN202321058870.5U CN202321058870U CN219857650U CN 219857650 U CN219857650 U CN 219857650U CN 202321058870 U CN202321058870 U CN 202321058870U CN 219857650 U CN219857650 U CN 219857650U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle emergency landing device which comprises an unmanned aerial vehicle body and an emergency landing mechanism, wherein the emergency landing mechanism comprises a storage shell, a monitoring unit, a control unit, a protective cover, a driving overturning assembly, an air supply unit, a pop-up unit and a parachute. According to the unmanned aerial vehicle emergency landing device, the monitoring unit is adopted, whether the unmanned aerial vehicle is in a stall falling condition or not can be monitored in real time, the protection cover and the air supply unit can be opened rapidly in cooperation with the use of the control unit, and then the parachute is ejected out, so that the impact of the unmanned aerial vehicle during falling is relieved, the unmanned aerial vehicle can be ensured to fall to the ground safely, the pneumatic ejection technology is adopted, the defect that only a spring is adopted to serve as an ejection driving device in the prior art can be overcome, smooth ejection of the parachute can be ensured, and the practicability is high.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle emergency landing device.
Background
Unmanned aerial vehicles, abbreviated as "unmanned aerial vehicles", abbreviated as "UAVs", are unmanned aerial vehicles that are operated by means of radio remote control devices and self-contained programmed control devices, or are operated autonomously, either entirely or intermittently, by an onboard computer.
Existing unmanned aerial vehicle emergency landing devices, for example: the application number is CN 201520729764.4's chinese patent discloses an unmanned aerial vehicle with emergency landing device, it is through installing emergency landing device on unmanned aerial vehicle frame shell, this emergency landing device comprises hinge, apron, parachute, ejector plate and spring, utilize ejector plate and spring to be used for launching the parachute, make the parachute can exert effect fastest, so that unmanned aerial vehicle breaks down in flight and influences normal flight, emergency landing device can pop out the parachute, impact when slowing down unmanned aerial vehicle to ensure that unmanned aerial vehicle can drop to ground safely.
However, the unmanned aerial vehicle emergency landing device disclosed by the above disclosure has some defects, such as when in actual use, lack of monitoring to judge whether the unmanned aerial vehicle has a falling condition, cannot be monitored in real time, and the ejector plate is ejected by utilizing the elastic force of the spring, so as to eject the parachute, and when in actual use, the elastic force of the spring needs to be larger than the gravity of the ejector plate and the parachute at the same time, so that the smooth ejection of the parachute can be ensured, and the practicability is poor.
For this purpose, the utility model provides an unmanned aerial vehicle emergency landing device.
Disclosure of Invention
In view of the above, it is necessary to provide an unmanned aerial vehicle emergency landing device.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the utility model provides an unmanned aerial vehicle emergency landing device, includes unmanned aerial vehicle body and emergency landing mechanism, emergency landing mechanism includes storage shell, monitor cell, control unit, safety cover, drive flip subassembly, air feed unit, pops out unit and parachute, storage shell and drive flip subassembly fixed mounting are in the top of unmanned aerial vehicle body, the lateral wall fixed mounting monitor cell and the control unit of storage shell, the one end of drive flip subassembly rotates and connects on the safety cover, the safety cover is used for the cover to locate storage shell top, the safety cover is close to and rotates between one side lower extreme and the unmanned aerial vehicle body of drive flip subassembly and be connected, air feed unit fixed mounting is inside storage shell, air feed unit's output department is equipped with the solenoid valve, pop out unit sliding connection is inside storage shell, and is located air feed unit's top, the parachute is inside storage shell, and is located the top of popping out the unit, the parachute is connected for the stay cord with storage shell inside, monitor cell, drive flip subassembly, solenoid valve are connected with the control unit electricity respectively, the control unit is connected with the unmanned aerial vehicle body electricity.
Specifically, drive upset subassembly includes mounting bracket, cylinder, first upset arm and second upset arm, mounting bracket fixed mounting is in the top of unmanned aerial vehicle body, cylinder fixed mounting is on the mounting bracket, the one end of first upset arm and the output axle fixed connection of cylinder, the other end rotates with the second upset arm to be connected, the one end that the first upset arm was kept away from to the second upset arm rotates with the safety cover to be connected.
Specifically, the monitoring unit is a falling sensor.
Specifically, the air supply unit is a compressed gas type gas generator.
Specifically, a pair of sliding grooves are symmetrically formed in the storage shell, sliding blocks matched with the sliding grooves are arranged on the side faces of the ejecting units, and the ejecting units are ejection seats.
Specifically, the inside upper wall of spout, lower wall are equipped with rubber gasket respectively, the slider still is equipped with the rubber cushion corresponding to the upper and lower both sides of rubber gasket.
The utility model has the advantages that: according to the unmanned aerial vehicle emergency landing device, the monitoring unit is adopted, whether the unmanned aerial vehicle is in a stall falling condition or not can be monitored in real time, the protection cover and the air supply unit can be opened rapidly in cooperation with the use of the control unit, and then the parachute is ejected out, so that the impact of the unmanned aerial vehicle during falling is relieved, the unmanned aerial vehicle can be ensured to fall to the ground safely, the pneumatic ejection technology is adopted, the defect that only a spring is adopted to serve as an ejection driving device in the prior art can be overcome, smooth ejection of the parachute can be ensured, and the practicability is high.
Drawings
Fig. 1 is a schematic structural diagram of an emergency landing device of an unmanned aerial vehicle in an embodiment of the present utility model;
FIG. 2 is a side view of a drive flip assembly according to an embodiment of the present utility model;
fig. 3 is a schematic structural view of the inside of the accommodating case according to an embodiment of the utility model.
Reference numerals: unmanned aerial vehicle body 1, photovoltaic board 2, safety cover 3, storage case 4, monitoring unit 5, control unit 6, storage battery 7, stay cord 8, mounting bracket 9, cylinder 10, first turning arm 11, second turning arm 12, air supply unit 13, solenoid valve 14, spout 15, rubber gasket 16, slider 17, rubber cushion 18, ejection seat 19, parachute 20.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail by the following detailed description with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-3, an unmanned aerial vehicle emergency landing device, including unmanned aerial vehicle body 1 and emergency landing mechanism, emergency landing mechanism includes accomodates casing 4, monitor cell 5, control unit 6, safety cover 3, drive upset subassembly, air feed unit 13, pops out unit and parachute 20, accomodate casing 4 and drive upset subassembly fixed mounting in the top of unmanned aerial vehicle body 1, accomodate casing 4 lateral wall fixed mounting monitor cell 5 and control unit 6, drive upset subassembly's one end is rotated and is connected on safety cover 3, safety cover 3 is used for the cover to locate accomodate casing 4 top, the safety cover 3 is close to and rotates between one side lower extreme of drive upset subassembly and unmanned aerial vehicle body 1 and be connected, air feed unit 13 fixed mounting is inside accomodate casing 4, air feed unit 13's output department is equipped with solenoid valve 14, pop out unit sliding connection is inside accomodate casing 4, and be located air feed unit 13's top, parachute 20 accomodates inside accomodate casing 4, and be located popping out the top of unit, parachute 20 is 8 with accomodating casing 4 inside, upset unit 5, control unit 6, solenoid valve 6 and unmanned aerial vehicle electric control unit 1 are connected with unmanned aerial vehicle body 1.
In this embodiment, the unmanned aerial vehicle body 1 is a prior art, for example, a four-wing propeller unmanned aerial vehicle in this embodiment, and the like, and may be selected as required, and is not limited herein.
In this embodiment, the drive upset subassembly includes mounting bracket 9, cylinder 10, first upset arm 11 and second upset arm 12, mounting bracket 9 fixed mounting is in the top of unmanned aerial vehicle body 1, cylinder 10 fixed mounting is on mounting bracket 9, the one end of first upset arm 11 and the output axle fixed connection of cylinder 10, the other end rotates with second upset arm 12 to be connected, the one end that first upset arm 11 was kept away from to second upset arm 12 rotates with safety cover 3 to be connected.
In this embodiment, the forward and reverse rotation of the cylinder 10 can drive the forward and reverse rotation of the first turning arm 11 and the second turning arm 12, so as to drive the turning of the protective cover 3, and in addition, the protective cover 3 can not only protect the parachute 20 from being ejected to affect the normal flight of the unmanned aerial vehicle, but also can protect the emergency landing mechanism, so as to prolong the service life of the emergency landing mechanism; meanwhile, the valve is convenient to open and close, and has strong practicability.
In this embodiment, in order to reduce the power supply pressure of the built-in battery of the unmanned aerial vehicle body 1, the utility model can also fixedly install a layer of photovoltaic panel 2 on the outer side surface of the protective cover 3, and fixedly install the storage battery 7 on the outer side wall of the storage shell 4, the photovoltaic panel 2 is used for absorbing light energy and converting the light energy into electric energy to be stored in the storage battery 7, so as to provide electric energy for the emergency landing mechanism, further share the power supply pressure of the built-in battery of the unmanned aerial vehicle body 1, prolong the endurance mileage of the unmanned aerial vehicle, and improve the practicability of the device.
In this embodiment, the monitoring unit 5 is a fall sensor.
In this embodiment, through setting up the sensor that falls, can real-time supervision unmanned aerial vehicle is in the stall condition of falling, if unmanned aerial vehicle takes place the stall condition of falling, the sensor that falls monitors in real time is unusual and with unusual signal transmission to control unit 6 (i.e. the controller), control unit 6 receives unusual signal, and drive cylinder 10 carries out forward rotation, and then drive the forward rotation of first turning arm 11 and second turning arm 12, and then realize driving the upset of safety cover 3, so that parachute 20 is in the naked state, simultaneously, open solenoid valve 14 of air feed unit 13 output department, provide high-pressure gas to pop out unit and parachute 20, provide the ejection effort in the twinkling of an eye through high-pressure gas and promote to pop out the unit, and then pop out parachute 20, carry out emergency drop to the unmanned aerial vehicle that falls.
In this embodiment, the gas supply unit 13 is a compressed gas type gas generator for supplying high-pressure gas.
In this embodiment, a pair of sliding grooves 15 are symmetrically formed in the storage housing 4, a sliding block 17 adapted to the sliding groove 15 is arranged on a side surface of the ejecting unit, and the ejecting unit is an ejecting seat 19; the upper wall and the lower wall inside the chute 15 are respectively provided with a rubber gasket 16, and the upper side and the lower side of the sliding block 17 corresponding to the rubber gaskets 16 are also provided with rubber cushion blocks 18.
In this embodiment, by arranging the ejecting unit to slide inside the storage case 4, the ejecting or pushing position of the ejecting unit is defined, and after the ejecting unit ejects, the ejecting unit falls back to the initial position under the action of gravity, so as to play a role in homing; in addition, through setting up rubber gasket 16 and rubber cushion 18, can play the effect of protecting the unit that pops out in the high pressure gas impact process, avoid popping out the unit and receive powerful impact force and strike spout 15 inner wall fast, lead to the impaired problem of emergency drop mechanism, improved the practicality of device.
It will be apparent to those skilled in the art that the various step embodiments of the utility model described above may be performed in ways other than those described herein, including but not limited to simulation methods and experimental apparatus described above. The steps of the utility model described above may in some cases be performed in a different order than that shown or described above, and may be performed separately. Therefore, the present utility model is not limited to any specific combination of hardware and software.
The foregoing is a further detailed description of the utility model in connection with specific embodiments, and is not intended to limit the practice of the utility model to such descriptions. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.
Claims (6)
1. The utility model provides an unmanned aerial vehicle emergency landing device, includes unmanned aerial vehicle body and emergency landing mechanism, a serial communication port, emergency landing mechanism includes storage casing, monitoring unit, control unit, safety cover, drive flip subassembly, air feed unit, pop out unit and parachute, storage casing and drive flip subassembly fixed mounting are in the top of unmanned aerial vehicle body, storage casing's lateral wall fixed mounting monitoring unit and control unit, drive flip subassembly's one end is rotated and is connected on the safety cover, the safety cover is used for the cover to locate storage casing top, the safety cover is close to and rotates between one side lower extreme of drive flip subassembly and the unmanned aerial vehicle body and be connected, air feed unit fixed mounting is inside storage casing, air feed unit's output department is equipped with the solenoid valve, pop out unit sliding connection is inside storage casing, and be located the top of popping out the unit, the parachute is inside being connected for the stay cord with storage casing, monitoring unit, drive flip subassembly, solenoid valve are connected with the control unit electricity respectively, the control unit is connected with unmanned aerial vehicle body electricity.
2. The unmanned aerial vehicle emergency landing device according to claim 1, wherein the driving overturning assembly comprises a mounting frame, a cylinder, a first overturning arm and a second overturning arm, the mounting frame is fixedly mounted at the top of the unmanned aerial vehicle body, the cylinder is fixedly mounted on the mounting frame, one end of the first overturning arm is fixedly connected with an output end shaft of the cylinder, the other end of the first overturning arm is rotatably connected with the second overturning arm, and one end of the second overturning arm far away from the first overturning arm is rotatably connected with the protective cover.
3. An unmanned aerial vehicle emergency drop apparatus according to claim 1, wherein the monitoring unit is a drop sensor.
4. The unmanned aerial vehicle emergency drop apparatus of claim 1, wherein the air supply unit is a compressed gas type gas generator.
5. The unmanned aerial vehicle emergency landing device according to claim 1, wherein a pair of sliding grooves are symmetrically formed in the accommodating shell, sliding blocks matched with the sliding grooves are arranged on the side faces of the ejecting units, and the ejecting units are ejection seats.
6. The unmanned aerial vehicle emergency landing device according to claim 5, wherein rubber gaskets are respectively arranged on the upper wall and the lower wall inside the sliding groove, and rubber cushion blocks are further arranged on the upper side and the lower side of the sliding block corresponding to the rubber gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321058870.5U CN219857650U (en) | 2023-05-06 | 2023-05-06 | Unmanned aerial vehicle emergency landing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321058870.5U CN219857650U (en) | 2023-05-06 | 2023-05-06 | Unmanned aerial vehicle emergency landing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219857650U true CN219857650U (en) | 2023-10-20 |
Family
ID=88370375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321058870.5U Active CN219857650U (en) | 2023-05-06 | 2023-05-06 | Unmanned aerial vehicle emergency landing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219857650U (en) |
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2023
- 2023-05-06 CN CN202321058870.5U patent/CN219857650U/en active Active
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