CN107128510A - A kind of lifting airscrew prevents/deicing experiment porch - Google Patents

A kind of lifting airscrew prevents/deicing experiment porch Download PDF

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Publication number
CN107128510A
CN107128510A CN201710362018.XA CN201710362018A CN107128510A CN 107128510 A CN107128510 A CN 107128510A CN 201710362018 A CN201710362018 A CN 201710362018A CN 107128510 A CN107128510 A CN 107128510A
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CN
China
Prior art keywords
rotor
deicing
slip ring
exemplar
experiment porch
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Application number
CN201710362018.XA
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Chinese (zh)
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CN107128510B (en
Inventor
张以都
高子涵
吴琼
陈龙
陈正生
彭有云
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Beihang University
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Beihang University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64FGROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/60Testing or inspecting aircraft components or systems
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/30Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Transportation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Floor Finish (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)

Abstract

Prevent/deicing experiment porch the invention provides a kind of lifting airscrew, to solve the problems, such as that current helicopter freezes and dynamic temperature measurement, the helicopter is anti-/ and deicing experiment porch connected heating wire and temperature sensor using conducting slip ring, rotor surface can be heated and measurement temperature under rotor wing rotation state.Meanwhile, using AC servo motor, the velocity of rotation of rotor exemplar can be controlled;The angle of rotor exemplar is adjusted using adjust pad.Helicopter is anti-/ and deicing experimental provision is mainly made up of rotor exemplar, rotation system, slip ring system, storage tray, drive system, power supply and frame etc..Apply lifting airscrew it is anti-/ deicing experiment, rotating object dynamic temperature measurement, deicing experiment etc..The present invention can simulate working condition of the rotor in real work, and there is provided the parameter such as various rotating speeds and rotor angle;Meanwhile, it is capable to measure the temperature of multiple points on rotor surface in real time;Using electric-heating-wire-heating, detection, control rotor surface temperature provide the experimental data of abundance for anti-/ deicing.

Description

A kind of lifting airscrew prevents/deicing experiment porch
Technical field
The present invention relates to a kind of lifting airscrew it is anti-/ deicing experiment porch belongs to that rotor is anti-icing and clearing ice technology field.
Background technology
Lifting airscrew when cloud layer containing super-cooling waterdrop is met in high-altitude can in rotor, there is icing phenomenon in surface windward, knot Helicopter is resulted even in when ice is serious and occurs aircraft accident.Existing lifting airscrew is mainly entered by electric heating, hot gas mode Row prevents/de-icing work, and more ripe anti-/ clearing ice technology is less.Therefore, research helicopter it is anti-/ experiment porch of deicing carries out Research experiment, for lifting airscrew it is anti-/ application of deicing provides data support.
Lifting airscrew prevents/deicing experiment porch, working condition of the simulation rotor in real work.Revolved using helicopter The wing is anti-/ and deicing experiment porch tested, and can be with cost-effective, saving space;Experiment porch can provide various rotating speeds and rotation The parameters such as wing exemplar angle;Meanwhile, the experiment porch can measure the temperature of the multiple points in rotor surface in real time;Using heating wire plus Heat, controls rotor surface temperature, and the experimental data of abundance is provided for deicing.
The content of the invention
A kind of lifting airscrew prevents/deicing experiment porch, it is characterised in that including:Rotor exemplar, rotation system, slip ring System, storage tray, drive system, power supply and frame etc. are constituted.
Rotor exemplar, makes lifting airscrew exemplar by oneself, is internally provided with heating wire and temperature sensor.
Rotation system, including the composition such as connecting rod, rotating bar, hollow shaft, the connecting rod is square hollow stem, two ends Provided with mounting hole, one end is used to fix rotor exemplar, and the other end is fixed on rotating bar one end, and the hollow parts of connecting rod can be worn Cross wire;There is the circular hole with keyway the rotating bar, centre, for connecting hollow shaft, transmission torque so that rotating bar is rotated, Rotating bar two ends are provided with mounting hole, due to installing connecting rod;The hollow shaft, is multi-diameter shaft, and its upper end is used to connect rotating bar, Wire is passed through in the middle of its middle part connection slip ring, its lower end connection synchronous pulley, hollow shaft, wire is drawn in the hole of hollow shaft, It is connected on slip ring.
Slip ring system, including conducting slip ring, constant-current supply, temperature acquisition card, conducting slip ring are divided into inside and outside two parts, interior Portion is fixed in hollow shaft, is rotated with hollow shaft, and external stability is not rotated on casing;Slip ring internal terminal is connected to Connect heating wire and temperature sensor;Outside terminal is used to connect constant-current supply and temperature acquisition card.
Storage tray, including storage tray bottom and storage disk cover, storage tray bottom center is enclosed on hollow shaft provided with a hole On, relative position is provided with two square grooves on storage tray circumference, passes through connecting rod;Disk cover is stored to be connected on storage tray bottom.
Drive system, drive system is by motor, electric machine support, tensioning frame, tensioning screw, synchronous pulley and timing belt group Into.Motor is servomotor, is fixed on electric motor stand;Electric machine support is arranged on frame side, can save height space; Tight frame is arranged in frame, and tensioning screw is installed thereon, and the position for regulation motor support is so as to be tensioned timing belt;Timing belt Wheel and timing belt constitute transmission system, and wherein synchronizing wheel is separately mounted on motor shaft and hollow shaft.
A kind of helicopter prevents/deicing experiment porch, it is characterised in that the rotor exemplar, and inside is provided with heating wire And temperature sensor;Heating wire is heated so as to deicing, temperature sensor measures rotor exemplar temperature in real time.
A kind of helicopter is anti-/ deicing experiment porch, it is characterised in that heating wire and temperature sensor by slip ring with Power supply and temperature acquisition card connection so that device rotate while, heating wire can be heated so that rotor temperature raise, So as to prevent from freezing or melt icing;Temperature acquisition card can collecting temperature rotor exemplar in real time temperature.
A kind of helicopter prevents/deicing experiment porch, it is characterised in that storage tray is to be provided with circle, storage tray Hole, for being connected to rotating bar, storage tray can lay unnecessary wire;Receiver is circle, reduces windage.
A kind of helicopter is anti-/ deicing experiment porch, it is characterised in that there is anchor (bolt) hole under support, for by ground Frame is fixed on the ground.
Beneficial effects of the present invention:
1. described in a kind of lifting airscrew it is anti-/ deicing experiment porch, lifting airscrew exemplar, can be to rotor when rotating Sample surface multi-point temp carries out measurement collection in real time.
2. described in a kind of lifting airscrew it is anti-/ deicing experiment porch, lifting airscrew exemplar is when rotating, using using electric heating Silk heating.
3. described in a kind of lifting airscrew it is anti-/ deicing experiment porch, lifting airscrew exemplar is when rotating, heating wire and temperature Spend sensor to combine, composition rotor surface constant temperature system.
4. described in a kind of lifting airscrew it is anti-/ deicing experiment porch, tested using segment rotor exemplar, save empty Between, reduce experimental cost.
5. described in a kind of lifting airscrew it is anti-/ deicing experiment porch, using AC servo motor, motor can stepless time adjustment, It can be tested under different rotating speeds.
6. described in a kind of lifting airscrew it is anti-/ deicing experiment porch, by changing pad, can adjust lifting airscrew angle Degree, the more various angle of attack states of accurate simulation lifting airscrew various pieces.
Brief description of the drawings
Illustrated the following is every content in Figure of description:
Fig. 1 (a), (b) be the helicopter it is anti-/ installation diagram of deicing experiment porch, wherein:
1. support;2. big synchronous pulley;3. horizontal bearing block;4. hollow shaft;5. slip ring;6. casing 7.M10 bolts 8. The accommodating case of 13. rotating bar of rubber ring 9. accommodating case lid, 10. round nut, 11. round nut packing ring, 12. round nut packing ring 14. The small synchronous pulley of 15. 19. servomotor of rotor exemplar 16.M10 bolt 17. vertical shaft bearing, 18. motor cabinets of bottom 20. 21. the adjust pad of 22. tensioning frame of timing belt, 23. 26. connecting rod of tensioning screw 24.M6 25. catch of screw 27.
Fig. 2 is hollow shaft part drawing.
Embodiment
A kind of helicopter prevents/deicing experiment porch, mainly by rotor exemplar, rotation system, slip ring system, storage Disk, drive system, power supply and frame etc. are constituted.
Slip ring 5 is arranged in hollow shaft 4;Horizontal bearing block 3 is arranged on above casing, is fixed with bolt 7;Rubber ring is installed 8 in hollow shaft 4 and horizontal bearing 3;The upper end of hollow shaft 4 is installed on above-mentioned horizontal bearing 3;Horizontal bearing block 3 is arranged on case Below body.The connection of the inside of slip ring 5 rotates wire, and external connection does not rotate wire, by slip ring 5 can make rotation electric signal and Electric current is delivered to fixed data acquisition card and constant-current supply.
Servomotor 19 is arranged on electric machine support 18, and two axles on electric machine support 18 are respectively charged into vertical shaft bearing 17 Bearing in, latter two right vertical shaft bearing 17 is fixed on casing 6 by bolt 16;Small synchronous pulley 20 is arranged on motor 19 On axle, then fixed with tabletting 25, screw 6;Big synchronizing wheel 2 is arranged in hollow shaft 4, is then fixed with tabletting 25, screw 6; Timing belt 21 is arranged on big synchronous pulley 2 and small synchronous pulley 20.Using two synchronous pulleys of size, change servomotor 19 Installation site, reduce height of table;Using toothed belt transmission, work noise is reduced, makes transmission more steady.
Tensioning frame 22 is installed by the way that in frame 6, holding screw 23 is arranged on tensioning frame 22, and tightening holding screw 23 is used for It is tensioned timing belt 21.Tensioning apparatus makes transmission relatively reliable.
Accommodating case bottom 14 is arranged in rotating bar 13, is then together arranged in hollow shaft 4;Round nut packing ring is enclosed on hollow On axle 4, round nut packing ring 12 and round nut 10, fixed rotating bar 13 are installed;The mounting and adjusting pad 27 in rotating bar 13, thereon It is connecting rod 26, then adds an adjust pad 27, is secured together with bolt.Accommodating case can place the dress such as unnecessary wire Put.
Rotor 15 is installed in connecting rod 26.

Claims (5)

1. a kind of lifting airscrew prevents/deicing experiment porch, it is characterised in that including:
Rotor exemplar, rotation system, slip ring system, storage tray, drive system, power supply and frame etc. are constituted.
Rotor exemplar, makes lifting airscrew exemplar by oneself, is internally provided with heating wire and temperature sensor.
Rotation system, including the composition such as connecting rod, rotating bar, hollow shaft, the connecting rod is square hollow stem, and two ends are provided with Mounting hole, one end is used to fix rotor exemplar, and the other end is fixed on rotating bar one end, and the hollow parts of connecting rod, which can be passed through, leads Line;There is the circular hole with keyway the rotating bar, centre, for connecting hollow shaft, transmission torque so that rotating bar rotation, is rotated Bar two ends are provided with mounting hole, due to installing connecting rod;The hollow shaft, is multi-diameter shaft, and its upper end is used to connect rotating bar, wherein It is connected in the middle of portion's connection slip ring, its lower end connection belt wheel, hollow shaft through wire on slip ring.
Slip ring system, including conducting slip ring, constant-current supply, temperature acquisition card, conducting slip ring are divided into inside and outside two parts, and inside is solid It is scheduled in hollow shaft, is rotated with hollow shaft, external stability is not rotated on casing;Slip ring internal terminal is connected to connection electricity Heated filament and temperature sensor;Outside terminal is used to connect constant-current supply and temperature acquisition card.
Storage tray, including storage tray bottom and storage disk cover, storage tray bottom center is enclosed in hollow shaft provided with a hole, received The circumferentially relative position of trying to get to the heart of a matter received is provided with two square grooves, passes through connecting rod;Store disk cover and be arranged on storage tray bottom On.
Drive system, drive system is made up of motor, electric machine support, tensioning frame, tensioning screw, synchronous pulley and timing belt.Electricity Machine is servomotor, is fixed on electric motor stand;Electric machine support is arranged on frame side, can save height space;Tensioning frame In frame, tensioning screw is installed thereon, for being tensioned timing belt;Synchronous pulley and timing belt composition transmission system, its Middle synchronizing wheel is separately mounted on motor shaft and hollow shaft.
2. a kind of lifting airscrew prevents/deicing experiment porch according to claim 1, it is characterised in that the rotor exemplar, Inside is provided with heating wire and temperature sensor, heats heating wire deicing, temperature sensor measurement rotor surface temperature.
3. a kind of lifting airscrew prevents/deicing experiment porch according to claim 1, it is characterised in that described heating wire It is connected with temperature sensor by slip ring with power supply and temperature acquisition card, so that device can heat electricity while rotating Heated filament is so that rotor surface temperature is raised, so as to prevent the ice that freezes or melt;Temperature acquisition card can gather rotor sample in real time The temperature sensor temperature on part surface.
4. a kind of lifting airscrew prevents/deicing experiment porch according to claim 1, it is characterised in that described storage tray For circle, storage tray is beneath to be provided with hole, and for being connected to rotating bar, storage tray can lay anti-unnecessary wire;Receiver For circle, windage is reduced.
5. a kind of lifting airscrew prevents/deicing experiment porch according to claim 1, it is characterised in that described rotor sample Part, can change the angle of rotor by changing adjust pad.
CN201710362018.XA 2017-05-22 2017-05-22 A kind of lifting airscrew is anti-/ deicing experiment porch Active CN107128510B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111409859A (en) * 2020-04-24 2020-07-14 山东大学 Test platform for helicopter rotor blade anti-icing material test
CN111409858A (en) * 2020-04-24 2020-07-14 山东大学 Be used for wing to prevent and remove icing material testing arrangement
CN111498140A (en) * 2020-04-24 2020-08-07 山东大学 Be used for wing to prevent and remove icing material test box
CN112340062A (en) * 2020-12-28 2021-02-09 南京理工大学 Rotor wing pressure measurement system based on air slip ring

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102756809A (en) * 2012-07-07 2012-10-31 北京航空航天大学 Opened type airplane hot-gas anti-icing test device
EP2784616A1 (en) * 2013-03-26 2014-10-01 Airbus Helicopters Method for detecting and acknowledging an abrupt change in at least one supervision indicator of a device
CN106428630A (en) * 2016-12-06 2017-02-22 北京航空航天大学 Rotation platform for helicopter rotor anti-icing/de-icing test in ice wind tunnel
CN206087371U (en) * 2016-10-20 2017-04-12 云南电网有限责任公司电力科学研究院 A ground testing device for testing many rotor unmanned aerial vehicle
CN106586023A (en) * 2016-11-29 2017-04-26 中国直升机设计研究所 Synchronous data acquisition system and method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102756809A (en) * 2012-07-07 2012-10-31 北京航空航天大学 Opened type airplane hot-gas anti-icing test device
EP2784616A1 (en) * 2013-03-26 2014-10-01 Airbus Helicopters Method for detecting and acknowledging an abrupt change in at least one supervision indicator of a device
CN206087371U (en) * 2016-10-20 2017-04-12 云南电网有限责任公司电力科学研究院 A ground testing device for testing many rotor unmanned aerial vehicle
CN106586023A (en) * 2016-11-29 2017-04-26 中国直升机设计研究所 Synchronous data acquisition system and method
CN106428630A (en) * 2016-12-06 2017-02-22 北京航空航天大学 Rotation platform for helicopter rotor anti-icing/de-icing test in ice wind tunnel

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111409859A (en) * 2020-04-24 2020-07-14 山东大学 Test platform for helicopter rotor blade anti-icing material test
CN111409858A (en) * 2020-04-24 2020-07-14 山东大学 Be used for wing to prevent and remove icing material testing arrangement
CN111498140A (en) * 2020-04-24 2020-08-07 山东大学 Be used for wing to prevent and remove icing material test box
CN111409859B (en) * 2020-04-24 2021-06-11 山东大学 Test platform for helicopter rotor blade anti-icing material test
CN111409858B (en) * 2020-04-24 2021-12-03 山东大学 Be used for wing to prevent and remove icing material testing arrangement
CN112340062A (en) * 2020-12-28 2021-02-09 南京理工大学 Rotor wing pressure measurement system based on air slip ring
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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