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CN-224225287-U - Modularized landing gear with strong stabilizing mechanism

CN224225287UCN 224225287 UCN224225287 UCN 224225287UCN-224225287-U

Abstract

The utility model relates to the technical field of landing gears, in particular to a modularized landing gear with a strong stabilizing mechanism, which comprises a bearing frame, wherein one side of the bearing frame is fixedly connected with two regulating plates, the two regulating plates are symmetrically arranged, one end of the bearing frame is fixedly provided with a secondary bearing frame, the surface of the regulating plate is rotationally connected with a mounting plate, the surface of the mounting plate is fixedly connected with a first shock-absorbing support column, the first shock-absorbing support column is in a hollow arrangement, and the inner wall of the first shock-absorbing support column is in sliding connection with a vertical rod.

Inventors

  • WANG BINCHUN
  • WANG CHENLEI
  • ZHANG JIAHAO

Assignees

  • 上海战航智能科技有限公司

Dates

Publication Date
20260512
Application Date
20250416

Claims (7)

  1. 1. The modularized landing gear with the strong stabilizing mechanism comprises a bearing frame (1) and is characterized in that one side of the bearing frame (1) is fixedly connected with an adjusting plate (2), the two adjusting plates (2) are symmetrically arranged, one end of the bearing frame (1) is fixedly provided with a secondary bearing frame (3), the surface of the adjusting plate (2) is rotationally connected with a mounting plate (11), the surface of the mounting plate (11) is fixedly connected with a first shock absorption support column (4), the first shock absorption support column (4) is in a hollow arrangement, the inner wall of the first shock absorption support column (4) is slidably connected with a vertical rod (17), the lower surface of the vertical rod (17) is fixedly provided with a kinetic energy recoverer (13), the inside of the kinetic energy recoverer (13) is provided with a hub motor, the upper surface of the mounting plate (11) is fixedly connected with a round rod (12), the upper surface of the round rod (12) is rotationally connected with a connecting rod (10), the surface of the connecting rod (10) is fixedly provided with a multi-sensor (15), and the surface of the secondary bearing frame (3) is fixedly provided with a micro-scale platform (16).
  2. 2. A modular landing gear with a strong stabilizing mechanism according to claim 1, characterized in that the end of the connecting rod (10) remote from the round rod (12) is rotatably connected to the joint rod (8), and the end of the joint rod (8) remote from the connecting rod (10) is rotatably connected to the insert rod (9).
  3. 3. A modular landing gear with a strong stabilizing mechanism according to claim 2, wherein the surface of the secondary load-carrying frame (3) is provided with round holes, and the insert rod (9) is fixedly mounted with the round holes on the surface of the secondary load-carrying frame (3).
  4. 4. A modular landing gear with a strong stabilizing mechanism according to claim 3, characterized in that one end of the first shock strut (4) is rotatably connected with a second shock strut (5), the upper surface of the second shock strut (5) being rotatably connected with a connecting arm (6).
  5. 5. A modular landing gear with a strong stabilizing mechanism according to claim 4, characterized in that the end of the connecting arm (6) remote from the second shock strut (5) is in rotational connection with a secondary load-carrying frame (3), the lower surface of the secondary load-carrying frame (3) being provided with a hydraulic lever (7).
  6. 6. A modular landing gear with a strong stabilizing mechanism according to claim 5, characterized in that the surface of the connecting arm (6) is fixedly provided with a multi-mode sensor (15), and both ends of the hydraulic rod (7) are respectively and rotatably connected with the auxiliary load-carrying frame (3) and the connecting arm (6).
  7. 7. A modular landing gear with a strong stabilizing mechanism according to claim 1, characterized in that one side of the kinetic energy recoverer (13) is rotatably connected with an organic wheel (14), two of said wheels (14) are located at both ends of the kinetic energy recoverer (13).

Description

Modularized landing gear with strong stabilizing mechanism Technical Field The utility model relates to the technical field of landing gears, in particular to a modularized landing gear with a strong stabilizing mechanism. Background The landing gear is a main device for realizing the functions of taking off and landing of the aircraft, is a key component for ensuring the safe flight of the aircraft, and the mass of the landing gear is usually 4% -6% of the normal taking-off mass of the aircraft and 10% -15% of the structural mass of the aircraft. Modern landing gear mainly comprises a buffer mechanism, a retracting mechanism, a locking mechanism, a turning mechanism, a braking mechanism and the like, and according to the arrangement mode of wheels, the landing gear can be divided into a rear three-point type, a front three-point type, a bicycle type and a plurality of supporting points, and has undergone a plurality of development stages, and is now developing towards the directions of long service life, high reliability, small size and light weight. However, the conventional landing gear depends on the oil-gas type shock absorption support, the response time is as long as 50ms, dynamic impact under complex working conditions is difficult to cope with, in the aspect of energy recovery, braking energy is dissipated only by virtue of a braking device, the recovery efficiency is less than 5%, energy waste is caused, although the Boeing patent US20190126789 is taken as an example, an electric driving part is introduced, the problem of cooperative control of energy recovery and active shock absorption is not solved, and the damping force is difficult to dynamically adjust according to the recovered energy, so that the system stability is insufficient. Disclosure of utility model The utility model aims to solve the problems that the traditional undercarriage relies on an oil-gas type shock absorption support column, the response time is as long as 50ms, dynamic impact under complex working conditions is difficult to deal with, in the aspect of energy recovery, braking energy is only dissipated by a braking device, the recovery efficiency is less than 5%, and energy waste is caused, and taking Boeing patent US20190126789 as an example, although an electric driving part is introduced, the problem of cooperative control of energy recovery and active shock absorption is not solved, and the problem of insufficient system stability is difficult to dynamically adjust damping force according to recovered energy is solved. In order to achieve the purpose, the modularized landing gear with the strong stabilizing mechanism comprises a bearing frame, one side of the bearing frame is fixedly connected with two adjusting plates, two adjusting plates are symmetrically arranged, one end of the bearing frame is fixedly provided with a subsidiary bearing frame, the surface of the adjusting plates is rotationally connected with a mounting plate, the surface of the mounting plate is fixedly connected with a first shock-absorbing strut, the first shock-absorbing strut is in a hollow arrangement, the inner wall of the first shock-absorbing strut is slidably connected with a vertical rod, the lower surface of the vertical rod is fixedly provided with a kinetic energy recoverer, the inside of the kinetic energy recoverer is provided with a hub motor, the upper surface of the mounting closing plate is fixedly connected with a round rod, the upper surface of the round rod is rotationally connected with a connecting rod, the surface of the connecting rod is fixedly provided with a multimode sensor, the lower surface of the subsidiary bearing frame is fixedly provided with a micro-computing platform, a hub motor hub inside the kinetic energy recoverer adopts a double-redundancy hub motor, when an aircraft needs to be braked, the hub motor is switched to a power generation mode, the kinetic energy of the aircraft is converted into an electromagnetic energy by utilizing an electromagnetic energy transmission runway to generate electric energy of the landing module. Preferably, the one end that the round bar was kept away from to the connecting rod rotates and is connected with the joint pole, the one end that the joint pole was kept away from the connecting rod rotates and is connected with the inserted bar. Preferably, the round hole has been seted up on the surface of vice load-carrying frame, the round hole fixed mounting on inserted bar and vice load-carrying frame surface, load-carrying frame and vice load-carrying frame are mainly responsible for supporting the undercarriage and are connected with the fuselage, and load-carrying frame adopts 3D to print titanium alloy technique to make, and the surface coating graphite alkene-ceramic coating is responsible for transmitting the load of flight, take off and land in-process. Preferably, one end of the first shock strut is rotatably connected with a second shock strut, and the upper surfac