Electric adjusting mechanism for ejection track angle of ejection lifesaving simulator

Abstract

The utility model relates to the technical field of ejection tracks, in particular to an ejection rescue simulator ejection track angle electric adjusting mechanism which comprises a first mounted bearing, a second mounted bearing arranged on the side face of the first mounted bearing, and a speed adjusting motor assembly installed on the side face of the second mounted bearing. A trapezoidal lead screw is rotationally connected between the first mounted bearing and the second mounted bearing, the output end of the speed regulating motor assembly is fixedly connected with the trapezoidal lead screw through a coupler, the outer surface of the trapezoidal lead screw is in threaded connection with a mounting nut, and the outer surface of the trapezoidal lead screw is sleeved with a sliding block mounting piece through a guide hole. Through the cooperative use of the linear rail, the trapezoidal lead screw and the speed regulating motor assembly, the angle of the linear rail supports an electric adjusting function, the requirements of various types of aircrafts can be met, the angle of the ejection guide rail can be automatically adjusted according to the flight attitude of the aircraft, operation errors or omission in the ejection lifesaving process is prevented, and the safety of the aircraft is improved. Therefore, the coping and judging capability of the pilot under the emergency condition is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of ejection trajectory, and in particular to an ejection trajectory angle electric adjusting mechanism of ejection escape simulator. BACKGROUND

[0002] Ejection escape is an important means of emergency escape and life protection under the condition of inescapable failure of an airplane or the inability of a pilot to maneuver the airplane to return to an airport. With the development of aviation technology, the performance of ejection escape equipment is continuously improved, but ejection escape of a pilot is not 100% successful. According to in-depth analysis of relevant persons in the industry, the main three factors affecting safe ejection escape are equipment factor, human factor and airplane attitude factor, improper ejection timing, non-standard ejection and preparation action, and unclear grasp of ejection jump related theoretical knowledge are the main causes affecting the success of ejection escape. Improper ejection timing includes hesitation before ejection jump and mistaken ejection when it should not be ejected.

[0003] The existing ejection trajectory structure still has certain deficiencies in the process of use.

[0004] 1. The existing ejection trajectory angle is fixed, the ejection trajectory angle cannot be adjusted, and it can only be applied to one type of airplane, and the ejection angle is always one angle, which limits the success rate of ejection escape under different flight conditions.

[0005] 2. The existing design cannot have simplicity and high efficiency of maintenance, and cannot ensure rapid response in emergency situations to provide more safe and reliable ejection escape protection for pilots. UTILITY MODEL CONTENT

[0006] The utility model aims at providing an ejection trajectory angle electric adjusting mechanism of ejection escape simulator to solve the problems of the existing ejection trajectory angle fixed type, the ejection trajectory angle cannot be adjusted, it can only be applied to one type of airplane, and the ejection angle is always one angle, which limits the success rate of ejection escape under different flight conditions, the existing design cannot have simplicity and high efficiency of maintenance, and cannot ensure rapid response in emergency situations to provide more safe and reliable ejection escape protection for pilots.

[0007] To achieve the above purpose, the utility model provides the following technical scheme:

[0008] The utility model provides an ejector trajectory angle electric governing mechanism of ejector simulator, including first bearing with seat, the side of first bearing with seat is provided with second bearing with seat, the side of second bearing with seat is installed with speed regulating motor assembly, the first bearing with seat and second bearing with seat are rotatably connected with trapezoidal screw rod between, the output of speed regulating motor assembly is fixedly connected with trapezoidal screw rod through shaft coupling, the outer surface of trapezoidal screw rod is connected with mounting nut, the outer surface of trapezoidal screw rod is sleeved with slider mounting piece through guide hole, and slider mounting piece is located the side of mounting nut.

[0009] As the preferred scheme of the utility model, the first bearing with seat and the second bearing with seat are fixedly connected with the linear guide rail between them, the bottom of the slider mounting piece is fixedly connected with the sliding block, and the sliding block extends to the outer surface of the linear guide rail and is in sliding connection with the linear guide rail.

[0010] As the preferred scheme of the utility model, the side of the mounting nut is provided with a fixing screw, the fixing screw penetrates the mounting nut and extends into the slider mounting piece, and the fixing screw is in threaded connection with the mounting nut.

[0011] As the preferred scheme of the utility model, the top of the slider mounting piece is fixedly connected with the sliding bearing seat, and the outer surface of the slider mounting piece is provided with a mounting hole.

[0012] As the preferred scheme of the utility model, the outer surface of the speed regulating motor assembly is fixedly connected with the motor mounting frame, and the material of the motor mounting frame is stainless steel.

[0013] As the preferred scheme of the utility model, the linear guide rail is provided with two, and the two linear guide rails are located on the two sides of the trapezoidal screw rod.

[0014] As the preferred scheme of the utility model, the first bearing with seat and the second bearing with seat are of the same size, and the slider mounting piece is located between the first bearing with seat and the second bearing with seat.

[0015] As the preferred scheme of the utility model, the outer surface of the trapezoidal screw rod is coated with an anticorrosive solution, and the slider mounting piece is in the shape of a rectangle.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] 1、In the utility model, the linear track, the trapezoidal screw rod and the speed regulating motor assembly are used in cooperation, the angle of the linear track supports the electric governing function, and the demand of various models can be adapted.

[0018] 2、The utility model discloses a first bearing with seat, second bearing with seat, sliding bearing seat and motor mounting frame are used in cooperation, and trapezoidal screw rod and linear guide are cleverly settled between first bearing with seat and second bearing with seat, and this layout improves the stability of equipment in the working process. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is whole structure schematic diagram of the utility model;

[0020] Fig. 2 It is end structure schematic diagram of the utility model;

[0021] Fig. 3 It is cross section structure schematic diagram of the utility model.

[0022] In the drawing: 1, first bearing with seat;2, trapezoidal screw rod;3, sliding block mounting piece;4, motor mounting frame;5, mounting nut;6, sliding bearing seat;7, speed regulating motor assembly;8, linear guide;9, sliding block;10, shaft coupling;11, guide hole;12, fixed screw;13, second bearing with seat;14, mounting hole. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0024] Embodiment, please refer to Figs. 1-3 The utility model provides a technical scheme:

[0025] The ejection trajectory angle electric adjusting mechanism of the ejection escape simulator comprises a first bearing with seat 1, a second bearing with seat 13 arranged on the side of the first bearing with seat 1, a speed regulating motor assembly 7 mounted on the side of the second bearing with seat 13, a trapezoidal screw rod 2 rotatably connected between the first bearing with seat 1 and the second bearing with seat 13, the output end of the speed regulating motor assembly 7 fixedly connected with the trapezoidal screw rod 2 through a shaft coupling 10, an installation nut 5 threadedly connected to the outer surface of the trapezoidal screw rod 2, a sliding block mounting piece 3 sleeved with the outer surface of the trapezoidal screw rod 2 through a guide hole 11, the sliding block mounting piece 3 located on the side of the installation nut 5, a linear guide rail 8 fixedly connected between the first bearing with seat 1 and the second bearing with seat 13, and a sliding block 9 fixedly connected to the bottom of the sliding block mounting piece 3 and extending to the outer surface of the linear guide rail 8 and slidably connected with the linear guide rail 8.

[0026] The linear guide rail 8 is electrically adjustable in angle, applicable to various models, and adjusted according to the ejection guide rail angle of the flight attitude of the aircraft to avoid errors and omissions in the ejection escape action and improve the judgment ability of the pilot in the face of special situations.

[0027] In this embodiment, the side of the installation nut 5 is provided with a fixing screw 12 penetrating through the installation nut 5 and extending into the sliding block mounting piece 3, the fixing screw 12 is threadedly connected with the installation nut 5, the top of the sliding block mounting piece 3 is fixedly connected with a sliding bearing seat 6, the outer surface of the sliding block mounting piece 3 is provided with a mounting hole 14, the outer surface of the speed regulating motor assembly 7 is fixedly connected with a motor mounting frame 4, the material of the motor mounting frame 4 is stainless steel, the linear guide rail 8 is provided with two linear guide rails 8 located on the two sides of the trapezoidal screw rod 2, the first bearing with seat 1 and the second bearing with seat 13 are of the same size, the sliding block mounting piece 3 is located between the first bearing with seat 1 and the second bearing with seat 13, the outer surface of the trapezoidal screw rod 2 is coated with an anticorrosive solution, and the sliding block mounting piece 3 is rectangular in shape.

[0028] The trapezoidal screw rod 2 and the linear guide rail 8 are located between the first bearing with seat 1 and the second bearing with seat 13, improving the stability during work, and the first bearing with seat 1 and the second bearing with seat 13 are compact in structure and convenient to disassemble and assemble.

[0029] The utility model discloses a work flow: the ejection trajectory angle electric adjusting mechanism of ejecting lifesaving simulator designed by this scheme is in working, first check whether the device is normal use, install the device in the suitable work area, install the required ejection support in the bottom of linear guide rail 8, change the support angle of linear guide rail 8 to change the moving track of linear guide rail, start the speed motor assembly 7, rotate trapezoidal screw rod 2 through coupling 10, thereby slider mounting piece 3 moves on the outer surface of trapezoidal screw rod 2 through mounting nut 5, slider mounting piece 3 moves with sliding bearing seat 6, and then carries out the ejection lifesaving simulation, and the angle of linear track 8 can be electrically adjusted, can be applicable to multiple machine types, and according to the certain adjustment of the ejection guide rail angle according to the flight attitude of the aircraft, avoid the error and omission of the ejection lifesaving action, improve the judgment ability of pilot facing special situation, wherein trapezoidal screw rod 2 and linear guide rail 8 are located between first bearing with seat 1 and second bearing with seat 13, improve the stability when working, and first bearing with seat 1 and second bearing with seat 13 are compact in structure, convenient to assemble and disassemble, and perfect in sealing, thereby facilitating maintenance and installation.

[0030] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An electrically adjustable mechanism for the angle of the trajectory of the ejection of an ejection simulator, comprising a first bearing with seat (1), characterized by the fact that it comprises: The side of the first belt bearing (1) is provided with the second belt bearing (13), the side of the second belt bearing (13) is provided with the speed regulating motor assembly (7), the first belt bearing (1) and the second belt bearing (13) are rotatably connected with the trapezoidal screw rod (2), the output end of the speed regulating motor assembly (7) is fixedly connected with the trapezoidal screw rod (2) through the shaft coupling (10), the outer surface of the trapezoidal screw rod (2) is threadedly connected with the mounting nut (5), the outer surface of the trapezoidal screw rod (2) is sleeved with the sliding block mounting piece (3) through the guide hole (11), and the sliding block mounting piece (3) is located on the side of the mounting nut (5).

2. The ejection seat simulator ejection trajectory angle electric adjustment mechanism according to claim 1, characterized in that: The first belt bearing (1) and the second belt bearing (13) are fixedly connected with the linear guide rail (8), the bottom of the sliding block mounting piece (3) is fixedly connected with the sliding block (9), and the sliding block (9) extends to the outer surface of the linear guide rail (8) and is slidably connected with the linear guide rail (8).

3. The ejection seat simulator ejection trajectory angle electric adjustment mechanism according to claim 1, characterized in that: The side of the mounting nut (5) is provided with the fixing screw (12), the fixing screw (12) penetrates the mounting nut (5) and extends into the sliding block mounting piece (3), and the fixing screw (12) is threadedly connected with the mounting nut (5).

4. The ejection seat simulator ejection trajectory angle electric adjustment mechanism according to claim 1, characterized in that: The top of the sliding block mounting piece (3) is fixedly connected with the sliding bearing seat (6), and the outer surface of the sliding block mounting piece (3) is provided with the mounting hole (14).

5. The ejection seat simulator ejection trajectory angle electric adjustment mechanism according to claim 1, characterized in that: The outer surface of the speed regulating motor assembly (7) is fixedly connected with the motor mounting frame (4), and the material of the motor mounting frame (4) is stainless steel.

6. The ejection seat simulator ejection trajectory angle electric adjustment mechanism according to claim 2, characterized in that: The linear guide rail (8) is provided with two linear guide rails (8), and the two linear guide rails (8) are located on the two sides of the trapezoidal screw rod (2).

7. The ejection seat simulator ejection trajectory angle electric adjustment mechanism according to claim 1, characterized in that: The first belt bearing (1) and the second belt bearing (13) are the same size, and the sliding block mounting piece (3) is located between the first belt bearing (1) and the second belt bearing (13).

8. The ejection seat simulator ejection trajectory angle electric adjustment mechanism according to claim 1, characterized in that: The outer surface of the trapezoidal screw rod (2) is coated with an anticorrosive solution, and the shape of the sliding block mounting piece (3) is rectangular.

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