A helicopter throttle coordinator

Abstract

The invention discloses a helicopter throttle coordinator, comprising a supporting seat, a fixing seat, a fixing rod, a first fixing frame, a fixing shaft, a connecting shaft and a fixing column, wherein a second fixing frame is fixed on the top of the supporting seat, and a symmetrically distributed second protrusion is arranged at the end of the second fixing frame, and the fixing shaft is mounted on the second fixing frame, the first fixing frame is placed on the outside of the fixing shaft, and a symmetrically distributed first protrusion is arranged at the end of the first fixing frame, and the first protrusion is placed on the top of the second protrusion, a fixing piece is installed at one end of the fixing shaft, and the fixing seat is located on one side of the fixing piece; the beneficial effects of the invention are as follows: the fixing column movably drives the throttle opening connected thereto to be connected, thereby realizing the adjustment of the throttle; through the designed guiding device, the guiding of the connection between the first protrusion and the second protrusion is increased, so that the first protrusion and the second protrusion are fixed more quickly by bolts passing through corresponding bolt holes opened on the surfaces of the first protrusion and the second protrusion.

Description

Technical Field

[0001] The invention belongs to the technical field of helicopter throttles, and in particular relates to a helicopter throttle coordinator. Background Art

[0002] The throttle, also known as the "throttle" or "throttle valve", is a control device that controls the engine power (thrust). The throttle coordinator is often used for throttle control of helicopters.

[0003] The existing helicopter throttle coordinator has the following deficiencies when in use:

[0004] By matching the first fixing frame with the second fixing frame, it is time-consuming and laborious to align the bolt holes and tighten the fixing shaft, which reduces the fixing efficiency. Summary of the invention

[0005] The purpose of the present invention is to provide a helicopter throttle coordinator to solve the problem proposed in the above background technology that it is time-consuming and labor-intensive to align the bolt holes to tighten the fixed shaft through the combination of the first fixing frame and the second fixing frame, thereby reducing the fixing efficiency.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: A helicopter throttle coordinator comprises a support seat, a fixing seat, a fixing rod, a first fixing frame, a fixing shaft, a connecting shaft, and a fixing column, wherein a second fixing frame is fixed on the top of the support seat, and a symmetrically distributed second convex block is arranged at the end of the second fixing frame, and the fixing shaft is mounted on the second fixing frame, the first fixing frame is placed on the outside of the fixing shaft, and a symmetrically distributed first convex block is arranged at the end of the first fixing frame, and the first convex block is placed on the top of the second convex block, a fixing piece is installed at one end of the fixing shaft, the fixing seat is located on one side of the fixing piece, a first L-shaped fixing sheet and a second L-shaped fixing sheet are movably arranged inside the fixing seat, and three first fixing holes and three second fixing holes are opened on the surface of the first L-shaped fixing sheet, and three fourth fixing holes and two third fixing holes are opened on the surface of the second L-shaped fixing sheet, the fixing column is installed in a third fixing hole, and the fixing column is connected to the throttle opening, one end of the fixing rod is connected to the fixing piece, and the other end is connected to the second fixing hole on the first L-shaped fixing sheet, and the connecting shaft passes through a first fixing hole and a fourth fixing hole.

[0007] Preferably, the first fixing frame is arc-shaped, and the first fixing frame and the first protrusion are an integrated structure, the second fixing frame is arc-shaped, and the second fixing frame and the second protrusion are an integrated structure, and the first protrusion and the second protrusion are provided with guide devices.

[0008] Preferably, the guiding device includes a protrusion, a groove, an extension portion and an extension groove, the top of the second protrusion is provided with a groove, the bottom of the groove is provided with an extension portion, the bottom of the first protrusion is provided with a protrusion matching the groove, and the bottom of the protrusion is provided with an extension groove matching the extension portion.

[0009] Preferably, the protruding portion is a trapezoidal structure, and the protruding groove is a trapezoidal groove.

[0010] Preferably, two connecting rods are further included, and the two connecting rods are connected to the fixed shaft.

[0011] Preferably, a handle is provided at the end of the connecting rod, and the handle is provided with anti-slip grooves.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] (1) The fixed column moves to drive the throttle opening connected to it, thereby realizing the adjustment of the throttle;

[0014] (2) The designed guide device increases the guide for connecting the first protrusion and the second protrusion, so that the first protrusion and the second protrusion can be fixed more quickly by passing bolts through corresponding bolt holes opened on the surfaces of the first protrusion and the second protrusion. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the present invention;

[0016] Figure 2 For the present invention Figure 1 Schematic diagram of the structure after the overall rotation;

[0017] Figure 3 For the present invention Figure 2 Schematic diagram of the enlarged structure of the H region;

[0018] Figure 4 It is a schematic diagram of a cross-sectional structure of the connection between the first fixing frame and the second fixing frame of the present invention;

[0019] Figure 5 For the present invention Figure 4 Schematic diagram of the enlarged structure of the K region;

[0020] In the figure: 1. connecting rod; 2. handle; 3. support seat; 4. fixing seat; 5. first L-shaped fixing plate; 6. second L-shaped fixing plate; 7. fixing rod; 8. fixing piece; 9. first fixing frame; 10. fixing shaft; 11. first protrusion; 12. second fixing frame; 13. first fixing hole; 14. fourth fixing hole; 15. connecting shaft; 16. fixing column; 17. third fixing hole; 18. second fixing hole; 19. second protrusion; 20. protrusion; 21. groove; 22. extension part; 23. extension groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The present invention provides a technical solution: a helicopter throttle coordinator, comprising a support seat 3, a fixing seat 4, a fixing rod 7, a first fixing frame 9, a fixing shaft 10, a connecting shaft 15, and a fixing column 16. A second fixing frame 12 is fixed on the top of the support seat 3, and a symmetrically distributed second convex block 19 is arranged at the end of the second fixing frame 12. The fixing shaft 10 is mounted on the second fixing frame 12, and the first fixing frame 9 is placed on the outside of the fixing shaft 10. The end of the first fixing frame 9 is provided with a symmetrically distributed first convex block 11, and the first convex block 11 is arranged on the end of the first fixing frame 9. The block 11 is placed on the top of the second protrusion 19, a fixing piece 8 is installed at one end of the fixing shaft 10, the fixing seat 4 is located on one side of the fixing piece 8, a first L-shaped fixing sheet 5 and a second L-shaped fixing sheet 6 are movably arranged inside the fixing seat 4, and the surface of the first L-shaped fixing sheet 5 is provided with three first fixing holes 13 and three second fixing holes 18, the surface of the second L-shaped fixing sheet 6 is provided with three fourth fixing holes 14 and two third fixing holes 17, a fixing column 16 is installed in one of the third fixing holes 17, and the fixing column 16 is connected to the throttle switch. The fixing rod 7 is connected with the fixing piece 8 at one end, and the other end is connected with the second fixing hole 18 on the first L-shaped fixing plate 5. The connecting shaft 15 passes through a first fixing hole 13 and a fourth fixing hole 14, which is helpful to change the rotation angle of the second L-shaped fixing plate 6 when the first L-shaped fixing plate 5 rotates, so as to better realize the adjustment of the throttle. When the fixing shaft 10 rotates, the fixing piece 8 is driven to rotate, and the fixing piece 8 rotates to drive the fixing rod 7 to move. When the fixing rod 7 moves, the first L-shaped fixing plate 5 connected thereto is driven to move. The movement of the first L-shaped fixing plate 5 drives the second L-shaped fixing plate 6 connected thereto to move. When the second L-shaped fixing plate 6 moves, the fixing column 16 connected thereto is driven to move. The movement of the fixing column 16 drives the throttle opening connected thereto to be connected, so as to realize the adjustment of the throttle. The fixing column 16 is installed in different third fixing holes 17, so that when the fixing column 16 moves, the throttle is adjusted. The fixing rod 7 is connected with different second fixing holes 18 on the first L-shaped fixing plate 5 to adjust the rotation angle of the first L-shaped fixing plate 5.

[0023] In this embodiment, preferably, the first fixing frame 9 is arc-shaped, and the first fixing frame 9 and the first protrusion 11 are an integrated structure, which increases the stability of the first fixing frame 9 and the first protrusion 11, the second fixing frame 12 is arc-shaped, and the second fixing frame 12 and the second protrusion 19 are an integrated structure, which increases the stability of the second fixing frame 12 and the second protrusion 19, and the first protrusion 11 and the second protrusion 19 are provided with a guide device, which includes a protrusion 20, a groove 21, a protrusion 22 and a protrusion groove 23, the top of the second protrusion 19 is provided with a groove 21, and the bottom of the groove 21 is provided with a protrusion 22, and the first protrusion 11 is provided with a protrusion 23. A protrusion 20 matching the groove 21 is provided at the bottom, and a protrusion groove 23 matching the protrusion 22 is provided at the bottom of the protrusion 20. The protrusion 22 is a trapezoidal structure, and the protrusion groove 23 is a trapezoidal groove. When in use, the protrusion 20 at the bottom of the first protrusion 11 is inserted into the groove 21 opened at the top of the second protrusion 19, and the protrusion 22 at the bottom of the groove 21 is inserted into the protrusion groove 23 opened at the bottom of the protrusion 20, which increases the guide for the connection between the first protrusion 11 and the second protrusion 19, so that the first protrusion 11 and the second protrusion 19 are fixed more quickly by bolts passing through the corresponding bolt holes opened on the surfaces of the first protrusion 11 and the second protrusion 19.

[0024] In the present embodiment, preferably, two connecting rods 1 are further included, and the two connecting rods 1 are connected to the fixed shaft 10 , so that the fixed shaft 10 can be driven to move by the connecting rods 1 .

[0025] In this embodiment, preferably, a handle 2 is provided at the end of the connecting rod 1, and the handle 2 is provided with anti-slip grooves, so that it is more convenient to operate the connecting rod 1 through the handle 2, and the provision of the anti-slip grooves makes it more convenient to operate the handle 2.

[0026] The working principle and use process of the present invention are as follows: the protrusion 20 at the bottom of the first protrusion 11 is inserted into the groove 21 opened at the top of the second protrusion 19, and the extension 22 at the bottom of the groove 21 is inserted into the extension groove 23 opened at the bottom of the protrusion 20, which increases the guide for connecting the first protrusion 11 and the second protrusion 19, so that the first protrusion 11 and the second protrusion 19 are fixed more quickly by bolts passing through the corresponding bolt holes opened on the surfaces of the first protrusion 11 and the second protrusion 19;

[0027] The operating handle 2 drives the connecting rod 1 to move, the movement of the connecting rod 1 drives the fixed shaft 10 to rotate, the fixed shaft 10 drives the fixing part 8 to rotate when it rotates, the fixing part 8 drives the fixing rod 7 to move, the movement of the fixing rod 7 drives the first L-shaped fixing piece 5 connected thereto to move, the movement of the first L-shaped fixing piece 5 drives the second L-shaped fixing piece 6 connected thereto to move, the movement of the second L-shaped fixing piece 6 drives the fixing column 16 connected thereto to move, the movement of the fixing column 16 drives the throttle opening connected thereto to connect, thereby realizing the adjustment of the throttle, the fixing column 16 is installed in different third fixing holes 17, so that when the fixing column 16 moves, the throttle can be adjusted.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A helicopter throttle coordinator, comprising a support seat (3), a fixing seat (4), a fixing rod (7), a first fixing frame (9), a fixing shaft (10), a connecting shaft (15), and a fixing column (16), wherein a second fixing frame (12) is fixed on the top of the support seat (3), and a symmetrically distributed second convex block (19) is arranged at the end of the second fixing frame (12), and the fixing shaft (10) is mounted on the second fixing frame (12), and the first fixing frame (9) is arranged on the outside of the fixing shaft (10), and a symmetrically distributed first convex block (11) is arranged at the end of the first fixing frame (9), and the first convex block (11) is arranged on the top of the second convex block (19), and a fixing piece (8) is installed at one end of the fixing shaft (10), and the fixing seat (4) is located on one side of the fixing piece (8), characterized in that: A first L-shaped fixing plate (5) and a second L-shaped fixing plate (6) are movably arranged inside the fixing seat (4), and the surface of the first L-shaped fixing plate (5) is provided with three first fixing holes (13) and three second fixing holes (18), and the surface of the second L-shaped fixing plate (6) is provided with three fourth fixing holes (14) and two third fixing holes (17), the fixing column (16) is installed in one of the third fixing holes (17), and the fixing column (16) is connected to the throttle opening, one end of the fixing rod (7) is connected to the fixing member (8), and the other end is connected to the second fixing hole (18) on the first L-shaped fixing plate (5), and the connecting shaft (15) passes through one of the first fixing holes (13) and one of the fourth fixing holes (14).

2. A helicopter throttle coordinator according to claim 1, characterized in that: The first fixing frame (9) is arc-shaped, and the first fixing frame (9) and the first protrusion (11) are an integrated structure; the second fixing frame (12) is arc-shaped, and the second fixing frame (12) and the second protrusion (19) are an integrated structure; and the first protrusion (11) and the second protrusion (19) are provided with guide devices.

3. A helicopter throttle coordinator according to claim 2, characterized in that: The guiding device comprises a protrusion (20), a groove (21), a protruding portion (22) and a protruding groove (23); the top of the second protrusion (19) is provided with a groove (21); the bottom of the groove (21) is provided with a protruding portion (22); the bottom of the first protrusion (11) is provided with a protrusion (20) matching the groove (21); the bottom of the protrusion (20) is provided with a protruding groove (23) matching the protruding portion (22).

4. A helicopter throttle coordinator according to claim 3, characterized in that: The protruding portion (22) is a trapezoidal structure, and the protruding groove (23) is a trapezoidal groove.

5. A helicopter throttle coordinator according to claim 1, characterized in that: It also comprises two connecting rods (1), and the two connecting rods (1) are connected to the fixed shaft (10).

6. A helicopter throttle coordinator according to claim 5, characterized in that: A handle (2) is provided at the end of the connecting rod (1), and the handle (2) is provided with anti-slip grooves.

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