The invention discloses a pneumatic test device for a control plane model, and the device comprises a rack which is internally provided with a closed cavity; the motor is arranged at the bottom of the cavity; the wind tunnel balance is arranged above the motor and connected with the output end of the motor, and the two ends of the wind tunnel balance are rotationally connected with the rack through bearings respectively; the rotary encoder is arranged above the wind tunnel balance, a stator of the rotary encoder is connected with the rack, a rotor of the rotary encoder is connected with the upper end of the wind tunnel balance, the upper end of the wind tunnel balance is used for being connected with a control plane model, and the control plane model is exposed out of the cavity; the accelerometer is attached to the control surface model; the device adopts the motor to drive the control surface model, can be used for carrying out a control surface unsteady aerodynamic force test in supersonic and hypersonic wind tunnels, is compact in structure, is easy to install in the wind tunnels, can conveniently carry out attack angle change of the control surface model at any time, and overcomes the limitation that a vibration exciter can only realize small attack angle vibration.
本发明公开了一种舵面模型气动试验装置,该装置包括:机架,机架内设置有封闭的腔室;电机,设置在腔室的底部;风洞天平,设置在电机上方并与电机的输出端连接,风洞天平的两端分别通过一个轴承与机架转动连接;旋转编码器,设置在风洞天平的上方,旋转编码器的定子与机架连接,旋转编码器的转子连接风洞天平的上端,风洞天平的上端用于连接舵面模型,舵面模型外露于腔室;加速度计,贴在舵面模型上;该装置采用电机来驱动舵面模型,能够用于超声速、高超声速风洞中开展舵面非定常气动力试验,结构紧凑、易于安装在风洞中,能够方便地随时进行舵面模型攻角变化,并且克服了激振器只能实现小攻角振动的局限性。
Control surface model pneumatic test device
一种舵面模型气动试验装置
2022-04-29
Patent
Elektronische Ressource
Chinesisch
IPC: | G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen |
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