CN113562184B - Lifting protection device and unmanned aerial vehicle - Google Patents
Lifting protection device and unmanned aerial vehicle Download PDFInfo
- Publication number
- CN113562184B CN113562184B CN202110849240.9A CN202110849240A CN113562184B CN 113562184 B CN113562184 B CN 113562184B CN 202110849240 A CN202110849240 A CN 202110849240A CN 113562184 B CN113562184 B CN 113562184B
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- Prior art keywords
- spring
- connecting rod
- control
- protection
- rod
- Prior art date
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- 230000007246 mechanism Effects 0.000 claims abstract description 54
- 238000013016 damping Methods 0.000 claims abstract description 27
- 230000006837 decompression Effects 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 3
- 230000033001 locomotion Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
- B64D45/04—Landing aids; Safety measures to prevent collision with earth's surface
- B64D45/06—Landing aids; Safety measures to prevent collision with earth's surface mechanical
-
- 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
- B64C39/024—Aircraft not otherwise provided for characterised by special use of the remote controlled vehicle type, i.e. RPV
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Vibration Dampers (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention provides a lifting protection device and an unmanned aerial vehicle, wherein the protection device comprises a protection cylinder, a buffer mechanism and a control mechanism, and a clamping groove is formed in the protection cylinder; the buffer mechanism comprises a protection pad, a support rod and a damping spring, wherein two ends of the support rod are respectively connected with one end of the protection pad and one end of the damping spring, and the other end of the damping spring is fixed on the protection cylinder. The control mechanism comprises a decompression spring, a weight piece, a connecting rod, a connecting wire and a clamping head; the lower end of the connecting rod is connected with the supporting rod, and the upper end of the connecting rod is connected with one end of the clamping head; the other end of the clamping head is clamped in the clamping groove so as to achieve the effect of fixing the buffer mechanism, and the counterweight piece is positioned on the decompression spring and is connected with the connecting rod through a connecting wire. When the unmanned aerial vehicle equipped with the device falls and the machine body is impacted, the balance weight piece pulls the connecting rod by inertia to loosen the fixing of the supporting rod, so that the protection cushion and the supporting rod pop up the protection cylinder under the action of the damping spring to protect the machine body.
Description
Technical Field
The invention relates to the field of unmanned aerial vehicle structures, in particular to a lifting protection device and an unmanned aerial vehicle.
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.
The unmanned aerial vehicle has the advantages of small volume, low manufacturing cost, convenient use, low environmental requirement, strong survivability and the like, and also has wide application in the prior society.
When the unmanned aerial vehicle taking off and landing vertically is in lifting, when the speed is too high, larger impact force exists between the plane and the ground, the existing unmanned aerial vehicle body is not provided with buffering and damping functions, and the unmanned aerial vehicle body is easy to damage when lifting, so that the use is affected.
Disclosure of Invention
The invention provides a lifting protection device and an unmanned aerial vehicle, wherein the protection device comprises a protection cylinder, a buffer mechanism and a control mechanism; the protection cylinder is arranged on the unmanned aerial vehicle body, and the buffer mechanism is positioned in the protection cylinder and is elastically connected with the protection cylinder so as to play a role in protecting the unmanned aerial vehicle body; the control mechanism is respectively connected with the protection cylinder and the buffer mechanism so as to control whether the buffer mechanism pops up into the protection cylinder according to the motion state of the unmanned aerial vehicle body to protect the unmanned aerial vehicle body.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a lifting protection device comprises a protection cylinder, a buffer mechanism and a control mechanism; the buffer mechanism is positioned in the protective cylinder and is elastically connected with the protective cylinder; the control mechanism is respectively connected with the protection cylinder and the buffer mechanism so as to control the state that the buffer mechanism is positioned in the protection cylinder.
Further, the inner surface of the protective cylinder is provided with a clamping groove.
Further, the buffer mechanism comprises a support rod and a damping spring; the upper end of the damping spring is connected with the protection cylinder, and the lower end of the damping spring is connected with one end of the supporting rod.
Further, a control cavity and a transmission hole are arranged in the support rod; the control cavity is communicated with the outside of the supporting rod through the transmission hole.
Further, the control mechanism comprises a decompression spring, a weight piece, a connecting rod, a connecting wire, an extrusion spring and a clamping head; one end of the counterweight is connected with one end of the decompression spring, and the other end of the counterweight is connected with the connecting rod through a connecting wire penetrating through the transmission hole; the upper end of the connecting rod is connected with one end of the clamping head, the lower end of the connecting rod is rotatably connected with the supporting rod, and the middle of the connecting rod is connected with the supporting rod through the extrusion spring; the other end of the decompression spring is fixed in the control cavity; the other end of the clamping head is clamped into the clamping groove.
Further, the buffer mechanism further comprises a protection pad, and the protection pad is connected with the other end of the supporting rod.
Further, a vertical control groove is further formed in the outer surface of the supporting rod; the vertical control groove is communicated with the control cavity through the transmission hole; the lower end of the connecting rod is rotatably connected with the bottom of the vertical control groove.
Further, the control mechanism further comprises a sliding rod, and the sliding rod is fixed in the control cavity; the connecting wire is lapped on the slide bar.
Further, a spring hole is further formed in the supporting rod; the spring hole is positioned on the side surface of the vertical control groove and is vertical to the vertical control groove; the end of the extrusion spring connected with the supporting rod is positioned in the spring hole.
An unmanned aerial vehicle comprises a machine body and the lifting protection device; the lifting protection device is arranged on the machine body.
The invention provides a lifting protection device and an unmanned aerial vehicle, wherein the protection device comprises a protection cylinder, a buffer mechanism and a control mechanism, and a clamping groove is formed in the protection cylinder; the buffer mechanism comprises a protection pad, a support rod and a damping spring, wherein two ends of the support rod are respectively connected with one end of the protection pad and one end of the damping spring, and the other end of the damping spring is fixed on the protection cylinder. The control mechanism comprises a decompression spring, a weight piece, a connecting rod, a connecting wire and a clamping head; the lower end of the connecting rod is connected with the supporting rod, and the upper end of the connecting rod is connected with one end of the clamping head; the other end of the clamping head is clamped in the clamping groove so as to achieve the effect of fixing the buffer mechanism, and the counterweight piece is positioned on the decompression spring and is connected with the connecting rod through a connecting wire. When the unmanned aerial vehicle equipped with the device falls and the machine body is impacted, the balance weight piece pulls the connecting rod by inertia to loosen the fixing of the supporting rod, so that the protection cushion and the supporting rod pop up the protection cylinder under the action of the damping spring to protect the machine body.
Drawings
Fig. 1 is a structural diagram of an unmanned aerial vehicle equipped with a lift protection device;
FIG. 2 is an enlarged view of the structure of the lift protection device;
fig. 3 is a top view of the lift protection device.
Reference numerals illustrate: 1-protection cylinder, 11-clamping groove, 2-buffer mechanism, 21-protection pad, 22-bracing piece, 221-control chamber, 222-vertical control groove, 223-transmission hole, 224-spring hole, 23-damping spring, 3-control mechanism, 31-decompression spring, 32-counterweight, 33-several connecting rods, 34-connecting wire, 35-extrusion spring, 36-chuck, 37-slide bar, 4-organism, 5-gyro wheel.
Detailed Description
Embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
Other advantages and effects of the present disclosure will become readily apparent to those skilled in the art from the following disclosure, which describes embodiments of the present disclosure by way of specific examples. It will be apparent that the described embodiments are merely some, but not all embodiments of the present disclosure. The disclosure may be embodied or practiced in other different specific embodiments, and details within the subject specification may be modified or changed from various points of view and applications without departing from the spirit of the disclosure. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by one of ordinary skill in the art without inventive effort, based on the embodiments in this disclosure are intended to be within the scope of this disclosure.
Example 1
As shown in fig. 1, the lifting protection device is schematically shown in the structure of the unmanned aerial vehicle, and is mounted on the unmanned aerial vehicle body 4, and comprises a protection cylinder 1, a buffer mechanism 2 and a control mechanism 3, wherein the buffer mechanism 2 can be elastically mounted in the protection cylinder 1, and the control mechanism 3 is mounted in the buffer mechanism 2 and can be elastically connected with the protection cylinder 1 so as to control the buffer mechanism 2 to slide in the protection cylinder 1 to play a role of lifting protection for the unmanned aerial vehicle.
In specific implementation, the lifting protection devices are respectively arranged at the front, middle and rear parts of the unmanned aerial vehicle body 4 and are distributed with the rollers 5 at intervals. The protection cylinder 1 is installed in the unmanned aerial vehicle body 4, the bottom opening of protection cylinder 1 extends outside the body 4, the upper portion of the internal surface of protection cylinder 1 is equipped with a plurality of draw-in groove 11, as shown in fig. 2, draw-in groove 11 equipartition is around the internal surface of protection cylinder 1.
In an implementation, as shown in fig. 1, the buffer mechanism 2 includes a protection pad 21, a support rod 22 and a damping spring 23; the upper end of the damping spring 23 is connected with the upper end of the inside of the protective cylinder 1, and the lower end is connected with the upper end of the supporting rod 22, so as to realize that the buffer mechanism 2 is elastically installed on the protective cylinder 1. The protection pad 21 has a circular arc structure, and the length of the protection pad is larger than the outer diameter of the protection cylinder 1; the center of the concave surface of the protection pad 21 is connected with the lower end of the supporting rod 22, and when the machine body 4 is in a flying state, the arc edge of the protection pad 21 is tightly attached to the lower surface of the machine body 4, so that the resistance of the machine body 4 during flying is reduced.
In specific implementation, as shown in fig. 2, a cylindrical control cavity 221 is arranged in the center of the upper portion of the support rod 22, a plurality of vertical control grooves 222 are further arranged on the support rod 22, and the vertical control grooves 222 are vertically and uniformly distributed on the peripheral outer surface of the upper portion of the support rod 22; a transmission hole 223 is further arranged between the upper part of the control cavity 221 and the upper part of the vertical control groove 222, and two ends of the transmission hole 223 are respectively communicated with the control cavity 221 and the vertical control groove 222; a spring hole 224 is also transversely arranged on the side surface of each vertical control groove 222, and the axial direction of the spring hole 224 is consistent with the radial direction of the support rod 22.
In specific implementation, the control mechanism 3 comprises a decompression spring 31, a counterweight 32, a plurality of connecting rods 33, a connecting wire 34, a compression spring 35, a clamping head 36 and a sliding rod 37; the lower end of the decompression spring 31 is fixed at the bottom of the control chamber 221, and the upper end of the decompression spring 31 is connected with the lower end of the weight 32, so as to play a role in reducing downward pressing of the weight 32 due to vibration and resetting the weight 32. The lower end of the connecting rod 33 is mounted at the bottom of the vertical control grooves 222, each vertical control groove 222 is provided with a connecting rod 33, and the connecting rod 33 can rotate around the lower end of the connecting rod 33 after being mounted. The upper end of each connecting rod 33 is fixed with a clamping head 36, the clamping head 36 is wedge-shaped, the thick end is fixed at the upper end of the connecting rod 33, the thin end extends outside the connecting rod 33, and when the machine body 4 is in a flying state or the lifting protection device does not work, the thin end of the clamping head 36 is clamped into the clamping groove 11 of the protection cylinder 1.
In a specific implementation, the connecting wire 34 passes through the transmission hole 223, one end is located in the control cavity 221 and connected with the upper end of the weight member 32, and the other end is located in the vertical control groove 222 and connected with the upper half of the connecting rod 33. The slide bar 37 is positioned between the weight 32 and the transmission hole 223 and fixed on the support bar 22, and the connecting line 34 is lapped on the slide bar 37 to prevent the friction increase and the accelerated abrasion caused by the contact between the connecting line 34 and the edge of the transmission hole 223 so as to prolong the service life of the connecting line 34. One end of the extrusion spring 35 is positioned in the spring hole 224 and connected with the bottom of the spring hole 224, and the other end is positioned outside the spring hole 224 and connected with the connecting rod 33, so as to realize the resetting action of the connecting rod 33.
In specific implementation, when the lifting protection device does not need to protect the machine body 4, the buffer mechanism 2 and the control mechanism 3 are in a fixed state in the protection cylinder 1, at this time, the damping spring 23 is in a compressed state, the edge of the protection pad 21 is tightly attached to the machine body 4 to reduce the flight resistance, the clamping head 36 is clamped in the clamping groove 11 to pull the support rod 22 through the connecting rod 33, the support rod 22 and the protection pad 21 are prevented from being ejected by the damping spring 23, meanwhile, the decompression spring 31 is in a state of naturally bearing the weight of the weight part 32, and the connecting line 34 connecting the weight part 32 and the connecting rod 33 is in a just straightened state. When the machine body 4 falls and the lifting protection device needs to protect the machine body 4, the instant support rod 22 subjected to impact force by the machine body 4 is stopped along with the protection cylinder 1 instantly, the weight piece 32 continues to move downwards due to inertia effect, so that relative movement with the control cavity 221 is generated, the connecting rod 33 is pulled to move backwards through the connecting wire 34, the clamping head 36 is driven to pull out the clamping groove 11, and the support rod 22 and the protection pad 21 are popped up by the damping spring 23, so that the machine body 4 is effectively protected.
The invention provides a lifting protection device and an unmanned aerial vehicle, wherein the protection device comprises a protection cylinder, a buffer mechanism and a control mechanism, the protection cylinder is fixed on an unmanned aerial vehicle body, and a clamping groove is formed in the upper end inside the protection cylinder; the damping mechanism comprises a protection pad, a support rod and a damping spring, wherein two ends of the support rod are respectively connected with one end of the protection pad and one end of the damping spring, and the other end of the damping spring is fixed on the protection cylinder so as to achieve the effects of damping and protecting a machine body; the control mechanism comprises a decompression spring, a weight piece, a connecting rod, a connecting wire, an extrusion spring, a clamping head and a sliding rod, wherein the lower end of the connecting rod is connected with the supporting rod, one end of the clamping head is fixed at the upper end of the connecting rod, and the other end of the clamping head is clamped in a clamping groove of the protection cylinder so as to achieve the effect of fixing the buffer mechanism. The weight is located decompression spring, and the upper end is connected with the connecting rod through the connecting wire, and when unmanned aerial vehicle who has installed this lift protection device descends, the organism receives the impact, the weight relies on self inertia pulling connecting rod to loosen the fixed of bracing piece, makes protection pad and bracing piece pop out the protection section of thick bamboo under damping spring effect and protects the organism.
In the description of the present invention, it should be understood that the terms "middle," "length," "upper," "lower," "front," "rear," "vertical," "horizontal," "inner," "outer," "radial," "circumferential," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention.
In the present invention, unless expressly stated or limited otherwise, a first feature "on" a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. The meaning of "a plurality of" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The above description is for the purpose of illustrating the embodiments of the present invention and is not to be construed as limiting the invention, but is intended to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. The lifting protection device is characterized by comprising a protection cylinder (1), a buffer mechanism (2) and a control mechanism (3); the buffer mechanism (2) is positioned in the protective cylinder (1) and is elastically connected with the protective cylinder; the control mechanism (3) is respectively connected with the protective cylinder (1) and the buffer mechanism (2) to control the state that the buffer mechanism (2) is positioned in the protective cylinder (1); the inner surface of the protective cylinder (1) is provided with a clamping groove (11);
the buffer mechanism (2) comprises a supporting rod (22) and a damping spring (23); the upper end of the damping spring (23) is connected with the protective cylinder (1), and the lower end of the damping spring (23) is connected with one end of the supporting rod (22);
a control cavity (221) and a transmission hole (223) are arranged in the supporting rod (22); the control cavity (221) is communicated with the outside of the supporting rod (22) through the transmission hole (223); the outer surface of the supporting rod (22) is also provided with a vertical control groove (222); the vertical control groove (222) is communicated with the control cavity (221) through the transmission hole (223);
the control mechanism (3) comprises a decompression spring (31), a counterweight (32), a connecting rod (33), a connecting wire (34), an extrusion spring (35) and a clamping head (36); one end of the weight (32) is connected with one end of the decompression spring (31), and the other end of the weight (32) is connected with the connecting rod (33) through a connecting wire (34) penetrating through the transmission hole (223); the upper end of the connecting rod (33) is connected with one end of the clamping head (36), the lower end of the connecting rod (33) is rotatably connected with the bottom of the vertical control groove (222), and the middle of the connecting rod is connected with the supporting rod (22) through the extrusion spring (35); the other end of the decompression spring (31) is fixed in the control cavity (221); the other end of the clamping head (36) is clamped into the clamping groove (11).
2. Lifting protection device according to claim 1, characterized in that the buffer mechanism (2) further comprises a protection pad (21), the protection pad (21) being connected to the other end of the support bar (22).
3. The lift protection device according to claim 1, characterized in that the control mechanism (3) further comprises a slide bar (37), the slide bar (37) being fixed in a control chamber (221); the connecting wire (34) is lapped on the sliding rod (37).
4. The lifting protection device according to claim 1, characterized in that the support bar (22) is also provided with a spring hole (224); the spring hole (224) is positioned on the side surface of the vertical control groove (222) and is vertical to the vertical control groove; the end of the compression spring (35) connected with the support rod (22) is positioned in the spring hole (224).
5. An unmanned aerial vehicle, characterized by comprising a body (4) and a lift protection device according to any one of claims 1 to 4; the lifting protection device is arranged on the machine body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110849240.9A CN113562184B (en) | 2021-07-27 | 2021-07-27 | Lifting protection device and unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110849240.9A CN113562184B (en) | 2021-07-27 | 2021-07-27 | Lifting protection device and unmanned aerial vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113562184A CN113562184A (en) | 2021-10-29 |
| CN113562184B true CN113562184B (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110849240.9A Active CN113562184B (en) | 2021-07-27 | 2021-07-27 | Lifting protection device and unmanned aerial vehicle |
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| CN (1) | CN113562184B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107215465A (en) * | 2017-06-28 | 2017-09-29 | 深圳市雷凌广通技术研发有限公司 | It is a kind of to be applied to the unmanned plane with shatter-resistant function of taking photo by plane |
| CN108910024A (en) * | 2018-06-28 | 2018-11-30 | 芜湖新尚捷智能信息科技有限公司 | It is a kind of can voluntarily avoidance and the unmanned plane with shock-absorbing function |
| WO2019198393A1 (en) * | 2018-04-13 | 2019-10-17 | Nok株式会社 | Anti-vibration device for unmanned aircraft |
| CN210364381U (en) * | 2019-07-02 | 2020-04-21 | 詹恭强 | Security protection unmanned aerial vehicle |
| CN111661330A (en) * | 2020-07-06 | 2020-09-15 | 济南九泰企业管理咨询有限公司 | Pesticide sprays plant protection unmanned aerial vehicle |
| CN112706914A (en) * | 2021-01-25 | 2021-04-27 | 北京中联国成科技有限公司 | Helicopter undercarriage with protection function |
-
2021
- 2021-07-27 CN CN202110849240.9A patent/CN113562184B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215465A (en) * | 2017-06-28 | 2017-09-29 | 深圳市雷凌广通技术研发有限公司 | It is a kind of to be applied to the unmanned plane with shatter-resistant function of taking photo by plane |
| WO2019198393A1 (en) * | 2018-04-13 | 2019-10-17 | Nok株式会社 | Anti-vibration device for unmanned aircraft |
| CN108910024A (en) * | 2018-06-28 | 2018-11-30 | 芜湖新尚捷智能信息科技有限公司 | It is a kind of can voluntarily avoidance and the unmanned plane with shock-absorbing function |
| CN210364381U (en) * | 2019-07-02 | 2020-04-21 | 詹恭强 | Security protection unmanned aerial vehicle |
| CN111661330A (en) * | 2020-07-06 | 2020-09-15 | 济南九泰企业管理咨询有限公司 | Pesticide sprays plant protection unmanned aerial vehicle |
| CN112706914A (en) * | 2021-01-25 | 2021-04-27 | 北京中联国成科技有限公司 | Helicopter undercarriage with protection function |
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| Publication number | Publication date |
|---|---|
| CN113562184A (en) | 2021-10-29 |
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