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CN-116223006-B - Aircraft spoiler opens and packs up motion inspection test device

CN116223006BCN 116223006 BCN116223006 BCN 116223006BCN-116223006-B

Abstract

The application belongs to the technical field of aircraft spoiler opening and closing movement inspection test, in particular to an aircraft spoiler opening and closing movement inspection test device which is designed to utilize the loading and unloading of an actuating cylinder and cooperate with the elastic resetting function of a resetting spring to drive through a pull plate, a transmission beam, a steel rope, a transmission rocker arm, a lower rocker arm and an upper rocker arm to replace a spoiler operating mechanism, the driving spoiler deflects between the opening position and the folding position, the inspection test of the opening and folding movement of the aircraft spoiler is completed, the whole structure is simple, the force transmission path is clear, the action execution is stable, rapid and reliable, the whole occupied space is small, the installation is convenient, and the requirement of the inspection test of the opening and folding movement of the aircraft spoiler can be well met.

Inventors

  • WANG CHANGLIN
  • HE YONGFANG
  • WANG JINGZHOU
  • MIAO XIAOFENG
  • LIU FAN

Assignees

  • 中国飞机强度研究所

Dates

Publication Date
20260505
Application Date
20230321

Claims (6)

  1. 1. An aircraft spoiler opens and packs motion inspection test device, characterized by comprising: Two load-bearing columns (1); an upper bearing beam (2), two ends of which are connected to the two bearing upright posts (1); the two double-lug hanging joints (3) are connected at two ends of the upper bearing beam (2) and are hinged with the single-lug hanging joints at two ends of the spoiler (4) through pin shafts; the two double-lug operating joints (5) are connected to the upper bearing beam (2) and positioned between the two double-lug hanging joints (3) and are hinged with the supporting ends of the two double-lug operating joints in the middle of the spoiler (4) through pin shafts; The two ends of the lower bearing beam (6) are connected to the two bearing upright posts (1); two binaural load-bearing joints (7) connected to the lower load-bearing beam (6); One end of the two lower rocker arms (8) is formed into a single-lug connector, the end of the lower rocker arms is hinged with the two double-lug bearing connectors (7) by a pin shaft, and the other end of the lower rocker arms is formed into a double-lug connector; The two upper rocker arms (9) are provided with single-lug connectors at two ends, the single-lug connector at one end is hinged with the double-lug connectors on the two lower rocker arms (8) through a pin shaft, and the single-lug connector at the other end is hinged with the hinged ends of the two double-lug operating connectors in the middle of the spoiler (4) through a pin shaft; Two return springs (10), one end of which is connected to the double-lug joints on the two lower rocker arms (8) through a pin shaft, and the other end of which is connected to the bearing upright post (1); two transmission rocker arms (11), two ends of which are formed into double-lug joints, and one ends of which are hinged on the two lower rocker arms (8) by pin shafts; Two drive beams (12); one end of the two steel cables (13) is connected with the double-lug joint at the other end of the two transmission rocker arms (11) through a pin shaft, and the other end of the two steel cables is connected between the two ends of the two transmission beams (12) through a pin shaft; The two ends of the pulling plate (14) are formed into single-lug connectors, and one end of the pulling plate is hinged between the two transmission beams (12) through a pin shaft; a loading column (15); The cylinder body is hinged on the loading upright post (15) through a single-lug structure by utilizing a pin shaft, and the piston rod is hinged on a single-lug joint at the other end of the pull plate (14) through a bolt; Wherein, the When the actuating cylinder (16) is loaded, the pull plate (14), the two transmission beams (12), the two steel cables (13) and the two transmission rocker arms (11) are used for pulling the two lower rocker arms (8) to overcome the elastic swing of the two return springs (10), so that the two upper rocker arms (9) swing, and further the pull spoiler (4) is driven to deflect to an opening position; When the actuating cylinder (16) is unloaded, the two reset springs (10) pull the two lower rocker arms (8) to swing by means of elastic force, so that the two upper rocker arms (9) swing, and further the pull spoiler (4) is driven to deflect to a retracted position.
  2. 2. The aircraft spoiler opening and closing movement inspection test device according to claim 1, wherein, Further comprises: And the dynamometer (17) is connected between the piston rod of the actuator cylinder (16) and the single lug joint at the corresponding end of the pulling plate (14).
  3. 3. The aircraft spoiler opening and closing movement inspection test device according to claim 2, wherein, The dynamometer (17) is in threaded connection with a piston rod of the actuator cylinder (16).
  4. 4. The aircraft spoiler opening and closing movement inspection test device according to claim 1, wherein, Further comprises: The bearing terrace (18) is connected with two bearing upright posts (1) and loading upright posts (15) through foundation bolts.
  5. 5. The aircraft spoiler opening and closing movement inspection test device according to claim 1, wherein, Further comprises: The two ends of the connecting rod (19) penetrate through the binaural connectors on the two lower rocker arms (8) and the monaural connectors on the corresponding ends of the two upper rocker arms (9) to connect the two upper rocker arms (9).
  6. 6. The aircraft spoiler opening and closing movement inspection test device according to claim 1, wherein, The double-lug joints on the two lower rocker arms (8) are provided with arc-shaped limiting grooves; the motion inspection test device is packed up in the aircraft spoiler opening, still includes: The two limiting pins (20) are arranged in the two arc limiting grooves and connected to the single-lug joints at the corresponding ends of the two upper rocker arms (9) so as to limit the deflection angle of the spoiler (4) to be between the opening position and the retracting position.

Description

Aircraft spoiler opens and packs up motion inspection test device Technical Field The application belongs to the technical field of aircraft spoiler opening and closing movement inspection tests, and particularly relates to an aircraft spoiler opening and closing movement inspection test device. Background The aircraft spoiler is provided with two fork ear operating joints in the middle, the two ends are provided with single ear hanging joints, the single ear hanging joints at the two ends are hinged on the wing by utilizing a pin shaft, the supporting ends of the two fork ear operating joints are hinged on the wing by utilizing a pin shaft, the hinged ends are hinged with a spoiler operating mechanism arranged on the wing by utilizing a pin shaft, a pilot drives the spoiler to deflect by virtue of the spoiler operating mechanism, so that the spoiler is opened and retracted, the wing resistance is increased, the lift force is reduced, the purposes of decelerating and controlling the aircraft attitude are achieved, the aircraft is an important part related to the flight safety of the aircraft, the aircraft is retracted and put down for movement checking test, whether the joints are stuck or not is verified, and whether the spoiler is deformed after being retracted and put down for many times is of great significance. At present, an aircraft spoiler is opened and retracted to perform a motion inspection test, and a spoiler control mechanism on a real aircraft is adopted to realize spoiler opening and retraction. The present application has been made in view of the above-described technical drawbacks. It should be noted that the above disclosure of the background art is only for aiding in understanding the inventive concept and technical solution of the present application, which is not necessarily prior art to the present application, and should not be used for evaluating the novelty and the inventive idea of the present application in the case where no clear evidence indicates that the above-mentioned content is already disclosed at the filing date of the present application. Disclosure of Invention The application aims to provide an aircraft spoiler opening and closing movement checking test device which overcomes or alleviates at least one technical defect of the prior art. The technical scheme of the application is as follows: an aircraft spoiler opening and closing movement inspection test device, comprising: Two load-bearing columns; the two ends of the upper bearing beam are connected to the two bearing upright posts; The two double-lug suspension joints are connected at two ends of the upper bearing beam and are hinged with the single-lug suspension joints at two ends of the spoiler through pin shafts; The two double-lug operating joints are connected to the upper bearing beam, are positioned between the two double-lug hanging joints and are hinged with the supporting ends of the two double-lug operating joints in the middle of the spoiler through pin shafts; The two ends of the lower bearing beam are connected to the two bearing upright posts; The two double-lug bearing joints are connected to the lower bearing beam; One end of the two lower rocker arms is formed into a single-lug connector, the end of the two lower rocker arms is hinged with the two double-lug bearing connectors by a pin shaft, and the other end of the two lower rocker arms is formed into a double-lug connector; The two upper rocker arms are provided with single-lug connectors at two ends, the single-lug connector at one end is hinged with the double-lug connectors on the two lower rocker arms through a pin shaft, and the single-lug connector at the other end is hinged with the hinged ends of the two double-lug operating connectors in the middle of the spoiler through a pin shaft; One end of the two return springs is connected to the double-lug connectors on the two lower rocker arms through a pin shaft, and the other end of the two return springs is connected to the bearing upright post; Two transmission rocker arms, two ends of which are formed into double-lug joints, and one ends of which are hinged on the two lower rocker arms by pin shafts; Two transmission beams; one end of the two steel cables is connected with the double-lug joint at the other end of the two transmission rocker arms through a pin shaft, and the other end of the two steel cables is connected between the two ends of the two transmission beams through a pin shaft; The two ends of the pulling plate are formed into single-lug connectors, and one end of the pulling plate is hinged between the two transmission beams through a pin shaft; Loading the upright post; the cylinder body is hinged on the loading upright post through a single-lug structure by utilizing a pin shaft, and the piston rod is hinged on a single-lug connector at the other end of the pull plate through a bolt; Wherein, the When the actuating cylinder is loaded, the two lower rocker arms are pulled