Simulator accelerator push rod force adjusting device

Abstract

The utility model discloses a simulator accelerator push rod force adjusting device, relates to the technical field of aircraft cockpit operating systems, and solves the problem that the force of an existing flight simulator accelerator push rod cannot be adjusted. A friction plate, a push rod structure and a pressing block are sequentially sleeved on a shaft of a rotating seat; the friction plate is fixedly connected with the fixed plate; a plurality of plug screws are arranged on the fixed plate, and the telescopic plate is arranged on the plug screws in a sliding manner; a second pressure spring is arranged on the pressing block; the other end of the second pressure spring is connected with the telescopic plate; a threaded hole is formed in the shaft end part of the rotating seat; one end of the locking shaft penetrates through the through hole in the telescopic plate and is in threaded connection with the threaded hole of the rotating seat, and the other end is connected with the handle; an annular push plate is arranged on the locking shaft and pushes the telescopic plate. The handle drives the locking shaft to push the telescopic plate and the pressing block, so that pressure is applied to the push rod, friction force between the push rod and the friction plate is increased, and force adjustment of the accelerator push rod is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of aircraft cockpit operating systems, and particularly relates to a simulator throttle push rod force adjustment device. Background Technique

[0002] With the development of technology, aircraft flight simulators have been increasingly used in various aircraft simulation experiments or simulation flight training. As the most important operating component in aircraft flight, the steering wheel directly affects the simulation flight experience of pilots. Currently, the market for simulation simulators is constantly expanding. In such an environment, in order to achieve a higher simulation degree of the simulator, we have studied the functions of the real aircraft operating system. Most of the existing ground flight simulator throttle push rods use structures that cannot adjust the force, and there is a large gap between this structure and the real aircraft structure. Content of the Utility Model

[0003] In order to solve the problem that the force of the existing flight simulator throttle push rod cannot be adjusted as mentioned above, the utility model hereby provides a simulator throttle push rod force adjustment device. The utility model drives the locking shaft through a handle to push the telescopic plate and the pressing block, thereby applying pressure to the push rod, increasing the friction force between the push rod and the friction plate, and realizing the adjustment of the throttle push rod force.

[0004] The utility model provides a simulator throttle push rod force adjustment device, which specifically includes a push rod structure, a force adjustment structure and a bracket. The bracket includes a rotating seat and a fixing plate, and the rotating seat is arranged on the fixing plate; the force adjustment structure includes a handle, a locking shaft, a telescopic plate, a second compression spring, a pressing block and a friction plate. The friction plate, the push rod structure and the pressing block are sequentially sleeved on the shaft of the rotating seat; the friction plate is fixedly connected with the fixing plate; a plurality of dowel screws are arranged on the fixing plate, and the telescopic plate is slidably arranged on the plurality of dowel screws; a second compression spring is arranged on the pressing block; one end of the second compression spring contacts the pressing block, and the other end contacts the telescopic plate; a threaded hole is arranged at the end of the shaft of the rotating seat; one end of the locking shaft passes through the through hole on the telescopic plate and is threadedly connected with the threaded hole of the rotating seat, and the other end is connected with the handle; an annular push plate is arranged on the locking shaft, and the annular push plate pushes the telescopic plate.

[0005] Furthermore, the force adjustment structure further includes a locking limit block. An installation groove is arranged on the locking limit block. The locking limit block is arranged on the locking shaft through the installation groove and is connected with the telescopic plate; the annular push plate is arranged between the locking limit block and the telescopic plate.

[0006] Furthermore, a first compression spring is sleeved on the dowel screw; one end of the first compression spring is connected with the fixing plate, and the other end is connected with the telescopic plate.

[0007] Furthermore, the simulator throttle push rod force adjustment device further includes a potentiometer structure, which includes a potentiometer and a potentiometer gear. The potentiometer is fixedly arranged on a fixing plate, a potentiometer gear is arranged at the input end of the potentiometer, and the potentiometer gear is connected with the push rod structure.

[0008] Furthermore, the push rod structure includes a push rod and a throttle gear. The throttle gear is connected to the lower end of the push rod and they are sleeved together on the shaft of a rotating seat; the throttle gear meshes with the potentiometer gear.

[0009] Furthermore, the lower end of the push rod is sleeved on the shaft of the rotating seat through a shaft sleeve.

[0010] Furthermore, a handle is arranged at the upper end of the push rod.

[0011] Furthermore, the bracket further includes a mounting block and a bottom plate. The mounting block is arranged on the bottom plate, and the fixing plate is arranged on the mounting block.

[0012] Furthermore, two push rod limiting blocks are symmetrically arranged on the fixing plate to limit the swinging position of the push rod structure.

[0013] Furthermore, the handle and the locking shaft are connected by a pin.

[0014] The beneficial effects of a simulator throttle push rod force adjustment device according to the present utility model are as follows:

[0015] (1) A simulator throttle push rod force adjustment device according to the present utility model overcomes the problem that the force of the throttle push rod of the existing flight simulator cannot be adjusted. By driving the locking shaft with the handle to push the telescopic plate and the pressing block, an axial pressure is applied to the push rod, increasing the friction force between the push rod and the friction plate, and realizing the adjustment of the throttle push rod force;

[0016] (2) A simulator throttle push rod force adjustment device according to the present utility model outputs precise data through the arranged potentiometer, making the flight training more real and accurate. Description of the Drawings

[0017] The drawings forming a part of this application are used to provide a further understanding of the present utility model. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation to the present utility model.

[0018] In the drawings:

[0019] Figure 1 is a structural schematic diagram of a simulator throttle push rod force adjustment device according to the present utility model;

[0020] Figure 2It is an exploded view of a throttle push rod force adjustment device of the utility model;

[0021] Figure 3 It is a cross-sectional view of a throttle push rod force adjustment device of the utility model;

[0022] Wherein: 1 - potentiometer, 2 - rotating seat, 3 - fixing plate, 4 - mounting block, 5 - bottom plate, 6 - potentiometer gear, 7 - friction plate, 8 - limit switch, 9 - bushing, 10 - contact block, 11 - throttle gear, 12 - first compression spring, 13 - pressing block, 14 - second compression spring, 15 - locking shaft, 16 - handle, 17 - locking limit block, 18 - setscrew, 19 - telescopic plate, 20 - handle seat, 21 - wire pressing plate, 22 - push rod, 23 - handle, 24 - switch seat, 25 - push button switch, 26 - push rod limit block. Detailed implementation manner

[0023] Next, the technical solutions of the present invention will be clearly and completely described in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of them. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0024] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0026] In addition, the technical features involved in different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0027] Specific Embodiment 1: Refer to Figures 1 - 3 Specifically describe this embodiment. A throttle push rod force adjustment device of a simulator according to this embodiment specifically includes a push rod structure, a force adjustment structure, and a bracket. The bracket includes a rotating seat 2 and a fixing plate 3, and the rotating seat 2 is arranged on the fixing plate 3; the rotating seat 2 includes a flange structure and a shaft, the flange structure is arranged at one end of the shaft, and the other end of the shaft passes through a through hole on the fixing plate 3, and the shaft is fixed to the fixing plate 3 through the flange structure and bolts; the force adjustment structure includes a handle 16, a locking shaft 15, a telescopic plate 19, a second compression spring 14, a pressing block 13, and a friction plate 7. The friction plate 7, the push rod structure, and the pressing block 13 are sequentially sleeved on the shaft of the rotating seat 2; the friction plate 7 is fixedly connected and abutted to the fixing plate 3, and the other side of the friction plate 7 contacts the push rod structure; a plurality of dowel screws 18 are arranged on the fixing plate 3, and the telescopic plate 19 is slidably arranged on the plurality of dowel screws 18; the pressing block 13 is a cylindrical structure, and a compression spring groove is arranged on the outer ring, and the second compression spring 14 is arranged in the compression spring groove; one end of the second compression spring 14 contacts the pressing block 13, and the other end contacts the telescopic plate 19. When the telescopic plate 19 moves on the dowel screws 18, it pushes the pressing block 13 by squeezing the second compression spring 14.

[0028] A threaded hole is arranged at the end of the shaft of the rotating seat 2; one end of the locking shaft 15 passes through a through hole on the telescopic plate 19 and is threadedly connected to the threaded hole of the rotating seat 2, and the other end is connected to the handle 16; an annular push plate is arranged on the locking shaft 15, and the annular push plate pushes the telescopic plate 19; by rotating the handle 16 to drive the locking shaft 15 to rotate, the end of the locking shaft 15 screws into the threaded hole of the rotating seat 2, the annular push plate pushes the telescopic plate 19, the telescopic plate 19 pushes the pressing block 13 through the second compression spring 14, and the pressing block 13 pushes the push rod structure to increase the friction force between the push rod structure and the friction plate 7, thereby realizing the force adjustment of the push rod structure.

[0029] The force adjustment structure further includes a locking limit block 17. An installation groove is arranged on the locking limit block 17. The locking limit block 17 is arranged on the locking shaft 15 through the installation groove and is connected to the telescopic plate 19; the annular push plate is arranged between the locking limit block 17 and the telescopic plate 19; during installation, the locking limit block 17 is inserted onto the outside of the locking shaft 15 from top to bottom and then fixed to the telescopic plate 19 through bolts. A moving space for the annular push plate to move back and forth is left between the locking limit block 17 and the telescopic plate 19; the stroke of the annular push plate is limited through this moving space to prevent the locking shaft 15 from screwing out of the threaded hole of the rotating seat 2.

[0030] A first compression spring 12 is sleeved on the dowel screw 18; one end of the first compression spring 12 is connected to the fixing plate 3, and the other end is connected to the telescopic plate 19 to ensure the smoothness of the telescopic plate 19 when moving on the dowel screw 18.

[0031] The throttle push rod force adjustment device of the simulator further includes a potentiometer structure, which includes a potentiometer 1 and a potentiometer gear 6. The potentiometer 1 is fixedly arranged on a fixed plate 3. A potentiometer gear 6 is arranged at the input end of the potentiometer 1, and the potentiometer gear 6 is connected to the push rod structure. When the push rod structure swings around the axis of the rotating seat 2, the potentiometer 1 is driven to rotate through the potentiometer gear 6, thereby realizing signal simulation.

[0032] The push rod structure includes a push rod 22 and a throttle gear 11. The throttle gear 11 is connected to the lower end of the push rod 22 and they are sleeved together on the axis of the rotating seat 2. The throttle gear 11 meshes with the potentiometer gear 6. During the forward and backward swinging of the push rod 22, the throttle gear 11 is driven to rotate on the axis of the rotating seat 2, and then the potentiometer gear 6 is driven to rotate. A contact block 10 is arranged on the throttle gear 11, and a limit switch 8 is arranged on the fixed plate 3. The limit switch 8 is connected to an external device. The contact block 10 and the limit switch 8 cooperate to transmit signals to the external device to simulate a real operation environment.

[0033] The lower end of the push rod 22 is sleeved on the axis of the rotating seat 2 through a bushing 9 to enhance the rotational performance between the push rod 22 and the axis of the rotating seat 2.

[0034] A handle 23 is arranged at the upper end of the push rod 22. The handle 23 is fixed to the upper end of the push rod 22 through a handle seat 20. A switch seat 24 is arranged on the handle 23, and a push button switch 25 is arranged on the switch seat 24. The push button switch 25 is connected to an external device through a wire to simulate a real operation environment. A guide groove is arranged on the push rod 22, and the wire of the push button switch 25 is inserted into the guide groove, and a wire pressing plate 21 is arranged on the guide groove to protect the wire.

[0035] The bracket further includes a mounting block 4 and a bottom plate 5. The bottom plate 5 is provided with a mounting block 4, and the mounting block 4 is provided with a fixed plate 3.

[0036] Two push rod limit blocks 26 are symmetrically arranged on the fixed plate 3 to limit the swinging position of the push rod structure.

[0037] The handle 16 and the locking shaft 15 are connected by a pin.

[0038] To sum up the above embodiments, for a throttle push rod force adjustment device of the present utility model, it overcomes the problem that the throttle push rod force of the existing flight simulator cannot be adjusted. By driving the locking shaft 15 with the handle 23 to push the telescopic plate 19 and the pressing block 13, an axial pressure is applied to the push rod 22, increasing the friction force between the push rod 22 and the friction plate 7, and realizing the adjustment of the throttle push rod force. For a throttle push rod force adjustment device of the present utility model, accurate data is output through the arranged potentiometer 1, making the flight training more real and accurate.

[0039] The specific embodiments described above further elaborate on the purpose, technical solution, and beneficial effects of the present utility model. It should be understood that the above are only specific embodiments of the present utility model and are not used to limit the utility model. It can also be a reasonable combination of the features described in the above embodiments. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An accelerator push rod force adjustment device for a simulator, characterized in that: It includes a push rod structure, a force adjustment structure and a bracket. The bracket includes a rotating seat (2) and a fixing plate (3), and the rotating seat (2) is arranged on the fixing plate (3); the force adjustment structure includes a handle (16), a locking shaft (15), a telescopic plate (19), a second compression spring (14), a pressing block (13) and a friction plate (7). The friction plate (7), the push rod structure and the pressing block (13) are sequentially sleeved on the shaft of the rotating seat (2); the friction plate (7) is fixedly connected to the fixing plate (3); several dowel screws (18) are arranged on the fixing plate (3), and the telescopic plate (19) is slidably arranged on the several dowel screws (18); the second compression spring (14) is arranged on the pressing block (13); one end of the second compression spring (14) contacts the pressing block (13), and the other end contacts the telescopic plate (19). A threaded hole is arranged at the end of the shaft of the rotating seat (2); one end of the locking shaft (15) passes through the through hole on the telescopic plate (19) and is threadedly connected to the threaded hole of the rotating seat (2), and the other end is connected to the handle (16); an annular push plate is arranged on the locking shaft (15), and the annular push plate pushes the telescopic plate (19).

2. The simulator throttle push rod force adjustment device according to claim 1, wherein: The force adjustment structure further includes a locking limit block (17). An installation groove is arranged on the locking limit block (17). The locking limit block (17) is arranged on the locking shaft (15) through the installation groove and is connected to the telescopic plate (19); the annular push plate is arranged between the locking limit block (17) and the telescopic plate (19).

3. The simulator throttle push rod force adjustment device according to claim 1, characterized in that: A first compression spring (12) is sleeved on the dowel screw (18); one end of the first compression spring (12) is connected to the fixing plate (3), and the other end is connected to the telescopic plate (19).

4. The simulator throttle push rod force adjustment device according to claim 1, characterized in that: The simulator throttle push rod force adjustment device further includes a potentiometer structure. The potentiometer structure includes a potentiometer (1) and a potentiometer gear (6). The potentiometer (1) is fixedly arranged on the fixing plate (3). A potentiometer gear (6) is arranged at the input end of the potentiometer (1), and the potentiometer gear (6) is connected to the push rod structure.

5. The simulator throttle push rod force adjustment device according to claim 4, characterized in that: The push rod structure includes a push rod (22) and a throttle gear (11). The throttle gear (11) is connected to the lower end of the push rod (22) and they are jointly sleeved on the shaft of the rotating seat (2); the throttle gear (11) meshes with the potentiometer gear (6).

6. The simulator throttle push rod force adjustment device according to claim 5, characterized in that: The lower end of the push rod (22) is sleeved on the shaft of the rotating seat (2) through a shaft sleeve (9).

7. The simulator throttle push rod force adjustment device according to claim 6, characterized in that: A handle (23) is arranged at the upper end of the push rod (22).

8. The simulator throttle push rod force adjustment device according to claim 1, characterized in that: The bracket further includes a mounting block (4) and a bottom plate (5). The mounting block (4) is arranged on the bottom plate (5), and the fixing plate (3) is arranged on the mounting block (4).

9. The simulator throttle push rod force adjustment device according to claim 1 or 8, characterized in that: Two push rod limit blocks (26) are symmetrically arranged on the fixing plate (3) to limit the swinging position of the push rod structure.

10. The simulator throttle push rod force adjustment device according to claim 1, characterized in that: The handle (16) and the locking shaft (15) are connected by a pin.

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