CN211403245U - Landing system for unmanned aerial vehicle - Google Patents
Landing system for unmanned aerial vehicle Download PDFInfo
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- CN211403245U CN211403245U CN202020454215.1U CN202020454215U CN211403245U CN 211403245 U CN211403245 U CN 211403245U CN 202020454215 U CN202020454215 U CN 202020454215U CN 211403245 U CN211403245 U CN 211403245U
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Abstract
The utility model discloses unmanned aerial vehicle flight technical field, in particular to a descending system for unmanned aerial vehicle. The landing system for the unmanned aerial vehicle comprises a receiving part, a control part and a control part, wherein the receiving part is arranged on the unmanned aerial vehicle and can be used for receiving a signal used for guiding the unmanned aerial vehicle to land to a preset position; a transmitting section that is independent of the unmanned aerial vehicle and is capable of transmitting the signal; and the control part is used for acquiring the signal received by the receiving part and analyzing the signal to control the unmanned aerial vehicle to adjust the posture and realize landing to the preset position. The utility model provides an among the descending system for unmanned aerial vehicle, through set up the device that can the received signal on unmanned aerial vehicle to be provided with the device that is used for the transmitted signal independently of unmanned aerial vehicle, through the control part that can resolve preset position information, adjust unmanned aerial vehicle's flight gesture finally realizes that unmanned aerial vehicle descends to preset position, has improved the accuracy of descending position.
Description
Technical Field
The utility model discloses unmanned aerial vehicle flight technical field, in particular to a descending system for unmanned aerial vehicle.
Background
Unmanned Aerial Vehicles (UAVs), also known as drones, have become increasingly popular in people's lives. Because unmanned aerial vehicle need not to consider manned, consequently it has advantages such as small, light in weight, the reaction is nimble quick to and be convenient for operate. Unmanned aerial vehicle can carry on multiple camera to can carry out real-time image transmission, can also be utilized in the detection function under the complex environment, be the powerful replenishment of current sky detection system.
The unmanned aerial vehicle is in operation, because needs equipment maintenance, electric quantity supply scheduling problem, needs to descend once at a set interval. And therefore, the automatic landing of the unmanned aerial vehicle is an important part in the automatic flight control process of the unmanned aerial vehicle. The accurate automatic landing of unmanned aerial vehicle is the key development direction in current unmanned aerial vehicle field.
At this stage, the drone is able to land at a given location by means of a navigation device (e.g. GPS device, galileo device, etc.) mounted on the drone. Rely on the unmanned aerial vehicle that navigation head descends, need utilize the satellite to constantly fix a position self to constantly adjust self position according to positioning information in real time, final automatic landing to assigned position.
SUMMERY OF THE UTILITY MODEL
The utility model provides a descending system for unmanned aerial vehicle, a serial communication port, include:
the receiving part is arranged on the unmanned aerial vehicle and can be used for continuously receiving a signal for guiding the unmanned aerial vehicle to land to a preset position;
a transmitting section that is independent of the unmanned aerial vehicle and is capable of transmitting the signal;
and the control part is used for acquiring the signal received by the receiving part and analyzing the signal to obtain the preset position information so as to control the unmanned aerial vehicle to adjust the posture and realize landing to the preset position.
Further, the transmitting part is arranged on a take-off and landing platform of the unmanned aerial vehicle or on the ground.
Further, the predetermined position is the position of the transmitting part.
Further, the transmitting portion transmits the signal in a vertical direction.
Further, the signal sent by the transmitting part is in an inverted cone shape.
Further, the signal is an infrared signal.
Further, the emitting part comprises an array type infrared signal emitter for emitting the signal.
Further, the receiving portion includes an infrared signal receiver for receiving the signal.
Further, the control part is an airborne computer of the unmanned aerial vehicle.
The utility model provides an in the descending system for unmanned aerial vehicle, through set up the device that can the received signal on unmanned aerial vehicle, and be provided with the device that is used for the transmitted signal independently of unmanned aerial vehicle, and then through the control part that can analyze preset position information, adjust unmanned aerial vehicle's flight gesture, finally realize that unmanned aerial vehicle descends to preset position, the descending mode of the position location that has changed in the past and utilized the navigation head that does not rely on the topography, the communication distance of unmanned aerial vehicle descending in-process has been reduced, consequently, the interference killing feature of information transfer between transmission part and the receiving part has been strengthened to a certain extent, and then can improve the accuracy of descending the position. In addition, because expensive satellite navigation is not adopted, the cost investment is relatively reduced.
Drawings
Fig. 1 is a schematic structural diagram of a module of a landing system for an unmanned aerial vehicle according to an embodiment of the present invention;
fig. 2 is the embodiment of the utility model provides a carry out the schematic diagram of transmitting information between descending system and the unmanned aerial vehicle.
Detailed Description
Based on the above, currently, a drone can land at a specified position through a navigation device (e.g., GPS device, galileo device, etc.) installed on the drone. This type of navigation head on the unmanned aerial vehicle can communicate with navigation satellite to help unmanned aerial vehicle obtain the position of self in real time, once realize automatic landing to assigned position.
However, the inventor finds in long-term practice that, because the positioning accuracy achieved by the navigation device used by the drone is not high, and the communication signal between the navigation device and the satellite is also easily interfered by external factors, the final landing position frequency of the drone is greatly deviated. Even if under the good condition of signal situation, unmanned aerial vehicle's landing position also is difficult to reach better effect.
Because the unmanned aerial vehicle mainly depends on the battery for power supply, when the unmanned aerial vehicle automatically lands by using the existing navigation device, the flight attitude of the unmanned aerial vehicle needs to be continuously corrected according to the positioning information; when meetting signal interference, great fluctuation appears very easily in unmanned aerial vehicle's locating information, and unmanned aerial vehicle need carry out more frequent adjustment work this moment, and further aggravate the consumption of battery power, serious meeting leads to unmanned aerial vehicle when not accomplishing the descending, because of the electric quantity not enough and drop to ground, causes equipment damage and economic loss. Based on the above analysis, if the navigation device is to be used to realize the accurate automatic landing of the unmanned aerial vehicle, the signal anti-interference capability between the navigation device and the satellite needs to be improved, and the navigation precision is improved. However, whether the navigation precision is improved or the anti-interference capability of the signal is improved, great difficulty is faced at present, and a long way is left in the future. In view of this, through the continuous research and exploration of the inventor, a scheme different from the existing navigation device is provided to realize the accurate automatic landing of the unmanned aerial vehicle. The utility model provides a scheme has changed and has utilized the descending mode that does not rely on the navigation head's of topography position location in the past, and then has improved the accuracy of descending position, simultaneously because do not utilize navigation such as GPS, the input cost has been reduced to a great extent.
The landing system for unmanned aerial vehicle of the present invention is further described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the claims and the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
It should be understood that like reference numerals refer to like elements throughout the several views. In the drawings, the size of some of the features may be varied for clarity.
It is to be understood that the terminology used in the description is for the purpose of describing particular embodiments only, and is not intended to be limiting of the disclosure. All terms (including technical and scientific terms) used in the specification have the meaning commonly understood by one of ordinary skill in the art unless otherwise defined. Well-known functions or constructions may not be described in detail for brevity and/or clarity.
In the specification, spatial relations such as "upper", "lower", "left", "right", "front", "rear", "high", "low", and the like may explain the relation of one feature to another in the drawings. It will be understood that the spatial relationship terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, features originally described as "below" other features may be described as "above" other features when the device in the figures is inverted. The device may also be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1 and fig. 2, fig. 1 is a schematic diagram of a module structure of a landing system for an unmanned aerial vehicle provided in this embodiment, and fig. 2 provides a schematic diagram of information transmission between the landing system and the unmanned aerial vehicle. The landing system for unmanned aerial vehicle that this embodiment provided includes:
the receiving part 1 is arranged on the unmanned aerial vehicle 4 and can be used for receiving a signal for guiding the unmanned aerial vehicle 4 to land to a preset position;
a transmitting section 2, independent of the drone 4, able to transmit a signal, which of course can be received by the receiving section;
and the control part 3 is used for acquiring the signal received by the receiving part 1 and analyzing the signal to control the unmanned aerial vehicle 4 to adjust the posture and realize landing to a preset position.
It is visible, the present embodiment provides a be arranged in 4 landing systems of unmanned aerial vehicle, through set up the device that can the received signal on unmanned aerial vehicle 4, and be independent of 4 setting devices that are used for the transmitted signal of unmanned aerial vehicle, and then through the control part 3 that can resolve predetermined position information, adjust 4 flight gesture of unmanned aerial vehicle, finally realize 4 landing to predetermined position of unmanned aerial vehicle, the landing mode of the position location that has changed in the past and has utilized the navigation head that does not rely on the topography, unmanned aerial vehicle 4 has been reduced at the communication distance of descending in-process, the signal interference killing feature in the system has been strengthened to a certain extent, and then the accuracy of landing position has been improved.
Because emission portion 2 is independent of unmanned aerial vehicle, consequently emission portion 2 place the position and have put great degree of freedom, emission portion 2 can select the position that is favorable to realizing the communication with unmanned aerial vehicle 4 to place. In view of that unmanned aerial vehicle 4 (mainly refer to the large-scale unmanned aerial vehicle that has great load capacity) can be configured with take-off and landing platform 5 (be used for fixed unmanned aerial vehicle, also can charge for unmanned aerial vehicle simultaneously), so launch part 5 can be placed on take-off and landing platform 5 to reduce the extra work load of looking for the place position of staff. Of course, it may also be placed on the ground in the flight area of the drone 4 to further reduce the interference of the surrounding environment (terrain, electrical equipment, etc.) on the signal.
Also, when will the position of launching part 2 sets up to the predetermined position that unmanned aerial vehicle 4 descends, this still is favorable to unmanned aerial vehicle 4 to descend as far as possible near the platform 5 of taking off and landing that installs launching part 2 (the staff can carry out unmanned aerial vehicle's control in the vicinity of the platform of taking off and landing usually) to reduce the scope of activity of staff when retrieving unmanned aerial vehicle 4.
Please continue to refer to fig. 2. In view of the position of transmitting part 2 is located or is close to ground usually, and unmanned aerial vehicle 4 is in the continuous flight state in the air before descending usually, therefore, this embodiment still provides one kind and can do benefit to the scheme that receiving part received signal, even transmitting part 2 is along vertical direction transmission signal to reduce the interference of transmitting part surrounding environment to the signal, and then do benefit to the unmanned aerial vehicle that is in flight state and can receive the signal more easily, realize descending smoothly.
In addition, in fig. 2, the signal that emission portion 2 sent is the back taper to further enlarge the radiation range of the signal that emission portion 2 sent, and then can make unmanned aerial vehicle more easily receive the signal that emission portion 2 sent. The reverse taper here refers to a pattern in which the tip of the taper is located in the emitting portion 2 (the base of the taper is located away from the emitting portion). The geometrical area of the inverted cone in fig. 2 is an illustration of the radiation range of the signal emitted by the emitting portion 2.
In the foregoing of the present embodiment, it is mentioned that the signal received by the unmanned aerial vehicle 4 (substantially refers to a device that is disposed on the unmanned aerial vehicle and can receive the signal) is easily interfered by the external environment, and especially a signal propagated by radio is adopted, so in order to overcome the problem that the signal is easily interfered in the prior art, the present embodiment adopts a mode based on image vision as the transmission signal between the transmitting part 2 and the unmanned aerial vehicle 4, that is, an element that can be recognized (seen) by the machine equipment, such as infrared ray, is used as the information recognition mode between the transmitting part 2 and the unmanned aerial vehicle 4.
In order to make the emitting part 2 emit infrared signals, the emitting part 2 may include an array of infrared signal emitters, that is, a plurality of infrared emitting lamps (or other devices capable of emitting infrared rays) are arranged and distributed in a certain area to form an array to emit infrared signals together. At unmanned aerial vehicle 4 end, the infrared image that sends via array infrared signal transmitter that acquires can be convenient for control unit 3 to resolve out the position of emission part 2 (emission part 2 is set up as predetermined position) or other predetermined positions according to the infrared image that acquires. Of course, in order to realize unmanned aerial vehicle's steady descending, control portion 3 can also combine the height information of unmanned aerial vehicle 4 that the height measurement unit in unmanned aerial vehicle 4 obtained to calculate unmanned aerial vehicle 4's reasonable descending route more rationally, and then further improve the accuracy that unmanned aerial vehicle 4 descended.
Then, the receiving part 1 includes an infrared signal receiver to ensure that the receiving part 1 can receive the infrared signal sent by the transmitting part 2. The infrared signal receiver may be a camera with a lens and a photosensitive element, or may be other specific devices capable of receiving infrared signals, which may be selected according to specific working needs and working scenes, and thus, description thereof is omitted.
And as being used for acquireing the infrared signal that receiving part 1 received to and can carry out analysis to infrared signal to control unmanned aerial vehicle 4 adjustment gesture, realize unmanned aerial vehicle 4 and descend to predetermined position's control part 3, can install on unmanned aerial vehicle 4, with distance and the external disturbance factor between reduction control part 3 and receiving part 1. In the solution described in this embodiment in detail, the unmanned aerial vehicle has an onboard computer that adjusts the attitude of the unmanned aerial vehicle, and can meet the performance requirement that the control unit 3 in the landing system performs normal operation, so to reduce the load of the unmanned aerial vehicle, the control unit 3 described in this embodiment may use the onboard computer of the unmanned aerial vehicle (not explicitly shown in the drawing).
In conclusion, the utility model provides an among the descending system for unmanned aerial vehicle 4, not only can be through setting up the device that can the received signal on unmanned aerial vehicle 4, and be independent of unmanned aerial vehicle 4 and be provided with the device that is used for the transmitted signal, and then through the control part 3 that can resolve out preset position information, adjust unmanned aerial vehicle 4's flight gesture, finally realize unmanned aerial vehicle 4 and descend to preset position, and changed in the past and utilized the landing mode of the position location of the navigation head that does not rely on the topography, the communication distance of descending in-process has been reduced, the interference killing feature of information transfer between transmitting part 2 and receiving part 1 has been strengthened to a certain extent, and then the accuracy of descending position can be improved. In addition, since the use cost needs to be paid for by satellite navigation in the past, the market price of the navigation device is generally higher. After the scheme provided by the embodiment is utilized, satellite navigation is not used, so that the input cost is greatly reduced.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.
Claims (9)
1. A landing system for a drone, comprising:
the receiving part is arranged on the unmanned aerial vehicle and can be used for receiving a signal used for guiding the unmanned aerial vehicle to land to a preset position;
a transmitting section that is independent of the unmanned aerial vehicle and is capable of transmitting the signal;
and the control part is used for acquiring the signal received by the receiving part and analyzing the signal to control the unmanned aerial vehicle to adjust the posture and realize landing to the preset position.
2. A landing system for a drone according to claim 1, wherein the launch portion is provided on a take-off and landing platform of the drone or on the ground within the drone flight area.
3. A landing system for a drone according to claim 2, wherein the predetermined location is the location of the launch portion.
4. A landing system for a drone according to claim 1, wherein the transmitting portion transmits the signal in a vertical direction.
5. A landing system for a drone according to claim 1, wherein the signal emitted by the emitting portion is in the shape of an inverted cone.
6. A landing system for a drone according to claim 1, wherein the signal is an infrared signal.
7. A landing system for a drone according to claim 1 or 6, wherein the emitter portion includes an array of infrared signal emitters for emitting the signal.
8. A landing system for a drone according to claim 7, wherein the receiving portion includes an infrared signal receiver for receiving the signal.
9. A landing system for a drone according to claim 1, wherein the control portion is an onboard computer of the drone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020454215.1U CN211403245U (en) | 2020-03-31 | 2020-03-31 | Landing system for unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020454215.1U CN211403245U (en) | 2020-03-31 | 2020-03-31 | Landing system for unmanned aerial vehicle |
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| CN211403245U true CN211403245U (en) | 2020-09-01 |
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| CN202020454215.1U Expired - Fee Related CN211403245U (en) | 2020-03-31 | 2020-03-31 | Landing system for unmanned aerial vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112863252A (en) * | 2021-01-18 | 2021-05-28 | 北京京东乾石科技有限公司 | Aircraft landing control method, device, system, equipment and storage medium |
| WO2022141251A1 (en) * | 2020-12-30 | 2022-07-07 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle landing method, vehicle compartment, unmanned aerial vehicle, system, device, and storage medium |
| CN115202375A (en) * | 2022-07-20 | 2022-10-18 | 广西电网有限责任公司电力科学研究院 | Two-section type accurate landing guiding method and system for wireless charging of unmanned aerial vehicle |
| CN116395165A (en) * | 2023-06-08 | 2023-07-07 | 成都航空职业技术学院 | Relay planting unmanned aerial vehicle system and charging method thereof |
-
2020
- 2020-03-31 CN CN202020454215.1U patent/CN211403245U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022141251A1 (en) * | 2020-12-30 | 2022-07-07 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle landing method, vehicle compartment, unmanned aerial vehicle, system, device, and storage medium |
| CN112863252A (en) * | 2021-01-18 | 2021-05-28 | 北京京东乾石科技有限公司 | Aircraft landing control method, device, system, equipment and storage medium |
| CN115202375A (en) * | 2022-07-20 | 2022-10-18 | 广西电网有限责任公司电力科学研究院 | Two-section type accurate landing guiding method and system for wireless charging of unmanned aerial vehicle |
| CN116395165A (en) * | 2023-06-08 | 2023-07-07 | 成都航空职业技术学院 | Relay planting unmanned aerial vehicle system and charging method thereof |
| CN116395165B (en) * | 2023-06-08 | 2023-10-13 | 成都航空职业技术学院 | Relay planting unmanned aerial vehicle system and charging method thereof |
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