CN109720600B - Unmanned aerial vehicle test platform - Google Patents
Unmanned aerial vehicle test platform Download PDFInfo
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- CN109720600B CN109720600B CN201811547890.2A CN201811547890A CN109720600B CN 109720600 B CN109720600 B CN 109720600B CN 201811547890 A CN201811547890 A CN 201811547890A CN 109720600 B CN109720600 B CN 109720600B
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- aerial vehicle
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
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- 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 1
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Abstract
The invention relates to the technical field of unmanned aerial vehicles, and discloses an unmanned aerial vehicle test platform which comprises a flange plate, a rotary bearing, a base and a conductive slip ring. The flange plate is provided with a mounting hole for mounting the unmanned aerial vehicle; the flange plate is rotatably arranged on the base through a rotating bearing; the slip ring that conducts electricity includes rotor end and stator end, and the rotor end is connected with unmanned aerial vehicle electricity, and the stator end is connected with the base. The degree of freedom required by yaw motion test is provided for the unmanned aerial vehicle through the rotation of the rotary bearing; the unmanned aerial vehicle is in line connection with the power supply and signal receiving device through the conductive slip ring, so that the unmanned aerial vehicle gets rid of the limit of self limited battery capacity, overcomes the defects of slow self wireless transmission rate and easy interference, and can efficiently and accurately receive and send information; the rotor end and the stator end of the conductive slip ring can rotate relatively, so that the bending and twisting of a transmission lead are avoided. The invention provides a high-efficiency and reliable test platform for the yaw motion of the unmanned aerial vehicle, and has the advantages of simple structure, convenient operation and strong practicability.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle test platform.
Background
Along with the development of science and technology, the unmanned aerial vehicle technology is different day by day, because its advantage such as the control that rises and falls is simple, with low costs, is used for numerous trades such as space flight, agriculture, military affairs, express delivery in a large number when satisfying the amusement. In order to improve the stability of the unmanned aerial vehicle flight control system and ensure the reliable and safe flight of the unmanned aerial vehicle, a large amount of test work needs to be carried out in the research and development process of the unmanned aerial vehicle.
The testing of unmanned aerial vehicles requires platforms with low space requirements and capability of testing the attitude adjustment capability of the unmanned aerial vehicles. The existing unmanned test needs a large field, and when the unmanned aerial vehicle runs, the self posture and the motion performance of the unmanned aerial vehicle are difficult to accurately observe; the unmanned aerial vehicle is in wireless connection with the ground station, is limited by the current situation that wireless transmission signals are slow in transmission speed and prone to interference, and is difficult to acquire and observe detailed flight data of the unmanned aerial vehicle in real time, so that the testing efficiency is greatly reduced. The existing unmanned aerial vehicle test platform is heavy mostly, the operation of testers is inconvenient, and the unmanned aerial vehicle to be tested has certain size limitation and lacks of universality. In addition, present unmanned aerial vehicle generally adopts the special lithium cell power supply of taking certainly, and flight time receives the lithium cell electric quantity restriction, and long-time test needs to change the battery many times, influences efficiency of software testing, and large capacity lithium cell is expensive moreover, prepares polylith lithium cell and will increase many test costs.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide an unmanned aerial vehicle test platform which is simple in structure, convenient to operate, efficient and economical and capable of providing a stable and reliable real-time data transmission channel.
(II) technical scheme
In order to solve the technical problem, the invention provides an unmanned aerial vehicle test platform which comprises a flange plate, a rotary bearing, a base and a conductive slip ring, wherein the flange plate is arranged on the base; the flange plate is provided with a mounting hole for mounting the unmanned aerial vehicle; the flange plate is rotatably arranged on the base through the rotary bearing; the conductive slip ring comprises a rotor end and a stator end, the rotor end is electrically connected with the unmanned aerial vehicle, and the stator end is connected with the base.
The outer ring of the rotary bearing is fixedly connected with the flange plate, the inner ring of the rotary bearing is fixedly connected with the base, and the stator end is fixedly arranged on the inner ring of the rotary bearing.
Wherein, still include the bearing sleeve, bearing sleeve cover is located swivel bearing's outer lane, the telescopic lateral wall of bearing is equipped with the connection otic placode, connect the otic placode with ring flange threaded connection.
The base comprises an upper seat and a lower seat, the upper seat is rotatably arranged on the lower seat, the rotating axis of the upper seat is perpendicular to the rotating axis of the rotating bearing, and the inner ring of the rotating bearing is arranged on the upper seat.
The base further comprises a first rotating shaft, two ends of the first rotating shaft are respectively inserted into the lower base in a rotating mode, and the upper base is connected with the lower base through the first rotating shaft.
The base further comprises two first bearings, the two first bearings are respectively sleeved at two ends of the first rotating shaft, and the first rotating shaft is connected with the lower base through the first bearings.
The base further comprises a second rotating shaft which is vertically connected with the first rotating shaft; the end part of the upper seat opposite to the base is provided with a groove, and the groove wall of the groove is rotatably connected with the end part of the second rotating shaft.
The base further comprises two second bearings, the two second bearings are respectively sleeved at two ends of the second rotating shaft, and the second rotating shaft is connected with the upper seat through the second bearings.
(III) advantageous effects
According to the unmanned aerial vehicle test platform provided by the invention, the degree of freedom required by yaw motion test can be provided for the unmanned aerial vehicle through the rotation of the rotary bearing; meanwhile, the unmanned aerial vehicle can be in wired connection with the power supply device and the signal receiving device through the conductive slip ring, so that the unmanned aerial vehicle gets rid of the limit of the self limited battery capacity, a plurality of batteries are not required to be prepared, a large amount of test cost is saved, inconvenience of replacing and charging the batteries for many times during testing is reduced, and long-time running test can be continuously carried out; the defects that the wireless transmission signal rate of the unmanned aerial vehicle is low and the unmanned aerial vehicle is easily interfered are overcome, a stable and reliable real-time data transmission channel is provided for testing, and information can be efficiently and accurately received and sent; in addition, but the rotor end and the stator end of leading electrical slip ring rotate relatively, have avoided transmission wire to buckle the distortion because of unmanned aerial vehicle driftage rotates. The invention provides a high-efficiency and reliable test platform for the yaw motion of the unmanned aerial vehicle, and has the advantages of simple structure, convenient operation and strong practicability.
Drawings
Fig. 1 is a schematic perspective view of an unmanned aerial vehicle test platform according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a bearing sleeve according to an embodiment of the present invention;
in the figure: 1. a flange plate; 2. a conductive slip ring; 3. a rotating bearing; 4. mounting holes; 5. connecting the ear plates; 6. a bearing sleeve; 7. an upper seat; 8. a lower seat; 9. and connecting the holes.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
In addition, in the description of the present invention, "a plurality", and "a plurality" mean two or more unless otherwise specified.
As shown in fig. 1, an embodiment of the present invention provides an unmanned aerial vehicle test platform, which includes a flange 1, a rotating bearing 3, a base, and a conductive slip ring 2. The flange plate 1 is provided with a mounting hole 4 for mounting an unmanned aerial vehicle; the flange plate 1 is rotatably arranged on the base through a rotary bearing 3; conducting slip ring 2 includes rotor end and stator end, and the rotor end is connected with unmanned aerial vehicle electricity, and the stator end is connected with the base.
When the unmanned aerial vehicle test platform provided by the embodiment of the invention is used, an unmanned aerial vehicle is arranged on the flange plate 1, the flange plate 1 is arranged on the base through the rotary bearing 3, and the degree of freedom required by yaw motion test can be provided for the unmanned aerial vehicle through the rotation of the rotary bearing 3; meanwhile, the unmanned aerial vehicle can be in wired connection with the power supply device and the signal receiving device through the conductive slip ring 2, so that the unmanned aerial vehicle gets rid of the limit of the self limited battery capacity, a plurality of batteries are not required to be prepared, a large amount of test cost is saved, inconvenience of replacing and charging the batteries for many times during testing is reduced, and long-time running test can be continuously performed; the defects that the wireless transmission signal rate of the unmanned aerial vehicle is low and the unmanned aerial vehicle is easily interfered are overcome, a stable and reliable real-time data transmission channel is provided for testing, and information can be efficiently and accurately received and sent; in addition, but the rotor end and the stator end of leading electrical slip ring 2 rotate relatively, have avoided the transmission wire to buckle the distortion because of unmanned aerial vehicle driftage rotates.
The embodiment of the invention provides an efficient and reliable test platform for the yaw motion of the unmanned aerial vehicle, and the test platform has the advantages of simple structure, convenience in operation and strong practicability.
According to the unmanned aerial vehicle test platform provided by the embodiment of the invention, the flange plate 1 can be arranged on the outer ring of the rotary bearing 3, and the inner ring of the rotary bearing 3 is fixedly connected with the base. Unmanned aerial vehicle driftage moving pivot and slew bearing 3's pivot can be coincidence, and when unmanned aerial vehicle carried out the yawing motion test, the rotor end of leading electrical slip ring 2 will take place rotatoryly along with unmanned aerial vehicle, can install the stator end of leading electrical slip ring 2 in slew bearing 3's inner circle to minimize unmanned aerial vehicle and the disturbance of leading electrical slip ring 2 rotor end connecting wire. As shown in fig. 2, the flange plate 1 for mounting the unmanned aerial vehicle may be mounted on the rotary bearing 3 through a bearing sleeve 6, specifically, the bearing sleeve 6 may be sleeved on an outer ring of the rotary bearing 3, so that an inner side wall of the bearing sleeve 6 is in interference fit with an outer side wall of the rotary bearing 3; set up on the lateral wall of bearing sleeve 6 and connect otic placode 5 to set up connecting hole 9 on connecting otic placode 5, make ring flange 1 can be through connecting hole 9 and bearing housing threaded connection, and then make ring flange 1 demountable installation in slew bearing 3. Different unmanned aerial vehicle of test probably needs the different ring flange 1 of adaptation, so through dismantling the connection, can conveniently change ring flange 1 in order to satisfy different unmanned aerial vehicle's test connection demand, improved this unmanned aerial vehicle test platform's commonality.
According to the unmanned aerial vehicle test platform provided by the embodiment of the invention, the base can comprise an upper seat 7 and a lower seat 8. The upper seat 7 is rotatably mounted on the lower seat 8, the rotation axis of the upper seat 7 is perpendicular to the rotation axis of the rotary bearing 3, and the inner ring of the rotary bearing 3 is mounted on the upper seat 7. At this time, the upper seat 7 can rotate relative to the lower seat 8, so that the unmanned aerial vehicle is provided with the degree of freedom required by pitching or rolling motion attitude test.
The rotation of seat 7 and lower 8 is connected can be realized through the pivot, for example, the base can include first pivot, sets up two installation hole sites that are used for installing first pivot on lower 8, through these two installation hole sites, with the rotatable cartridge in lower 8 of both ends of first pivot, upper 7 with first pivot is connected and install in lower 8 through first pivot.
Further, the base may further include two first bearings, the two first bearings are respectively sleeved at two ends of the first rotating shaft, and the first rotating shaft is rotatably connected with the lower base 8 through the two first bearings.
The upper seat 7 may be fixedly connected to the first rotating shaft or rotatably connected to the first rotating shaft. For example, the base may further include a second rotating shaft perpendicularly cross-connected to the first rotating shaft, and the first rotating shaft and the second rotating shaft may be cross-shaped as a whole. The end part of the upper seat 7 opposite to the lower seat 8 is provided with a groove, the groove wall of the groove is rotatably connected with the end part of the second rotating shaft, and the groove wall of the groove is provided with two mounting hole sites for mounting the second rotating shaft. At this time, the upper seat 7 has two rotational degrees of freedom of front and back and left and right simultaneously with respect to the lower seat 8, thereby providing the unmanned aerial vehicle with degrees of freedom required for pitching and rolling motion attitude tests simultaneously.
Further, the base may further include two second bearings, the two second bearings are respectively sleeved at two ends of the second rotating shaft, and the second rotating shaft is rotatably connected to the upper seat 7 through the two second bearings.
According to the embodiment, when the unmanned aerial vehicle test platform provided by the invention is used, the degree of freedom required by yaw motion test can be provided for the unmanned aerial vehicle through the rotation of the rotary bearing 3; meanwhile, the unmanned aerial vehicle can be in wired connection with the power supply device and the signal receiving device through the conductive slip ring 2, so that the unmanned aerial vehicle gets rid of the limit of the self limited battery capacity, a plurality of batteries are not required to be prepared, a large amount of test cost is saved, inconvenience of replacing and charging the batteries for many times during testing is reduced, and long-time running test can be continuously performed; the defects that the wireless transmission signal rate of the unmanned aerial vehicle is low and the unmanned aerial vehicle is easily interfered are overcome, a stable and reliable real-time data transmission channel is provided for testing, and information can be efficiently and accurately received and sent; in addition, but the rotor end and the stator end of leading electrical slip ring 2 rotate relatively, have avoided the transmission wire to buckle the distortion because of unmanned aerial vehicle driftage rotates. The embodiment of the invention provides an efficient and reliable test platform for the yaw motion of the unmanned aerial vehicle, and the test platform has the advantages of simple structure, convenience in operation and strong practicability. Furthermore, the unmanned aerial vehicle is provided with the upper seat 7 and the lower seat 8, and the first rotating shaft and the second rotating shaft which are connected in a crossed manner and are in a cross shape integrally, so that the degree of freedom required by pitching and rolling movement posture testing is provided for the unmanned aerial vehicle.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. An unmanned aerial vehicle test platform is characterized by comprising a flange plate, a rotary bearing, a base and a conductive slip ring; the flange plate is provided with a mounting hole for mounting the unmanned aerial vehicle; the flange plate is rotatably arranged on the base through the rotary bearing; the conductive slip ring comprises a rotor end and a stator end, the rotor end is electrically connected with the unmanned aerial vehicle, and the stator end is connected with the base;
the outer ring of the rotary bearing is fixedly connected with the flange plate, the inner ring of the rotary bearing is fixedly connected with the base, and the stator end is fixedly arranged on the inner ring of the rotary bearing;
the unmanned aerial vehicle test platform further comprises a bearing sleeve, the bearing sleeve is sleeved on the outer ring of the rotating bearing, a connecting lug plate is arranged on the outer side wall of the bearing sleeve, and the connecting lug plate is in threaded connection with the flange plate;
and the unmanned aerial vehicle is in wired connection with the power supply device and the signal receiving device through the conductive slip ring.
2. An unmanned aerial vehicle test platform as claimed in claim 1, wherein the base includes an upper seat and a lower seat, the upper seat is rotatably mounted to the lower seat, the axis of rotation of the upper seat is perpendicular to the axis of rotation of the slew bearing, and the inner race of the slew bearing is mounted to the upper seat.
3. The unmanned aerial vehicle test platform of claim 2, wherein the base further comprises a first rotating shaft, two ends of the first rotating shaft are respectively rotatably inserted into the lower base, and the upper base is connected with the lower base through the first rotating shaft.
4. An unmanned aerial vehicle test platform according to claim 3, wherein the base further comprises two first bearings, the two first bearings are respectively sleeved at two ends of the first rotating shaft, and the first rotating shaft is connected with the lower base through the first bearings.
5. An unmanned aerial vehicle test platform as claimed in claim 3, wherein the base further comprises a second shaft perpendicularly connected to the first shaft; the end part of the upper seat opposite to the lower seat is provided with a groove, and the groove wall of the groove is rotatably connected with the end part of the second rotating shaft.
6. The unmanned aerial vehicle test platform of claim 5, wherein the base further comprises two second bearings, the two second bearings are respectively sleeved at two ends of the second rotating shaft, and the second rotating shaft is connected with the upper seat through the second bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811547890.2A CN109720600B (en) | 2018-12-18 | 2018-12-18 | Unmanned aerial vehicle test platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811547890.2A CN109720600B (en) | 2018-12-18 | 2018-12-18 | Unmanned aerial vehicle test platform |
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| Publication Number | Publication Date |
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| CN109720600A CN109720600A (en) | 2019-05-07 |
| CN109720600B true CN109720600B (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811547890.2A Expired - Fee Related CN109720600B (en) | 2018-12-18 | 2018-12-18 | Unmanned aerial vehicle test platform |
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| CN112340062B (en) * | 2020-12-28 | 2021-04-06 | 南京理工大学 | Rotor wing pressure measurement system based on air slip ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104494840B (en) * | 2014-12-03 | 2017-03-15 | 中国人民解放军海军航空工程学院 | A kind of depopulated helicopter ground debugger and using method |
| CN106200658B (en) * | 2016-07-21 | 2019-01-04 | 华中科技大学 | A kind of varistructure multi-rotor unmanned aerial vehicle experiment porch |
| CN206494143U (en) * | 2017-02-06 | 2017-09-15 | 深圳一电航空技术有限公司 | Fly control test device |
| KR20180095989A (en) * | 2017-02-20 | 2018-08-29 | 한화에어로스페이스 주식회사 | The Apparatus And The Method For Measuring Flight Performance |
| CN208113428U (en) * | 2018-03-08 | 2018-11-20 | 南京太司德智能科技有限公司 | A kind of Saving cortilage structure for screen of trees cleaning air-robot |
| CN208119454U (en) * | 2018-04-09 | 2018-11-20 | 广东电网有限责任公司机巡作业中心 | The unmanned plane training device of power supply is tethered at using mobile power source |
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Granted publication date: 20210518 |