Aircraft engine frame ring

Abstract

The utility model discloses an aircraft engine frame ring which comprises four fixing blocks distributed around the same circle center at equal intervals and arc-shaped plates fixedly installed between every two adjacent fixing blocks, and the four fixing blocks and the four arc-shaped plates define an annular frame ring. A first fixing hole is formed in one side of the surface of the fixing block in a penetrating manner; the four fixed blocks and the four arc-shaped plates are arranged to define the annular frame ring, the two movable blocks and the air cylinders are installed on each arc-shaped plate in a sliding mode, the L-shaped supporting blocks are symmetrically arranged on the upper portion and the lower portion of each fixed block, and the sliding rods are installed on the L-shaped supporting blocks in a sliding mode. Corresponding fixing holes are formed in the ends of the fixing blocks, the moving blocks, the air cylinders and the sliding rods, it is guaranteed that the multiple fixing holes facilitating position adjustment are formed in the inner side and the outer side of the annular frame ring so as to adapt to different fixing points of an engine and an airplane, the rigidity of the frame ring is guaranteed, meanwhile, the frame ring can adapt to engines of different types, application is wide, and installation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of aircraft structure design, in particular to an aircraft engine mount ring. Background Art

[0002] During the flight of an aircraft, the engine mount is the main structure connecting the engine and the aircraft body. The engine load is transmitted to the strut through the mount. If the strength and rigidity of the engine mount cannot meet the use requirements, the engine may fall off or deform excessively during flight, which will affect or even lose the engine function, thereby affecting the normal flight of the aircraft and even causing flight safety issues.

[0003] The prior art publication number CN215323307U is an aircraft engine mount ring, including a ring body, which is characterized in that it also includes an inner ear piece and an outer ear piece. The ring body is an integrally formed circular ring structure, and a plurality of inner ear pieces are arranged at intervals along the inner wall of the annular ring body, and a plurality of outer ear pieces are arranged at intervals along the outer wall of the annular ring body. The outer ear pieces can be detachably connected to the support rod to achieve the installation of the mount ring and the aircraft body, and the inner ear pieces can be detachably connected to the engine to achieve the installation of the mount ring and the engine. At least one lightening groove and at least one reinforcing rib are respectively provided in the ring body.

[0004] Although the above device ensures the rigidity of the frame ring to a certain extent, due to the different sizes and shapes of engines, the above device cannot adapt to different types of engines and has certain limitations. Utility Model Content

[0005] The purpose of the utility model is to provide an aircraft engine mount ring to solve the problem that the above device cannot adapt to different types of engines and has certain limitations.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: an aircraft engine mount ring, comprising four fixed blocks equidistantly distributed around the same center of a circle and an arc-shaped plate fixedly installed between two adjacent fixed blocks, wherein the four fixed blocks and the four arc-shaped plates enclose a circular mount ring, a first fixing hole being formed through one side of the surface of the fixed block, L-shaped support blocks being symmetrically provided on one side of the upper and lower surfaces of the fixed block, slide rods being slidably installed at the ends of the L-shaped support blocks, and second fixing holes being formed through the ends of the slide rods;

[0007] The arc plate includes an upper arc block and a lower arc block, the upper arc block is located directly above the lower arc block, a moving block is slidably installed between the upper arc block and the lower arc block, the end of the moving block is penetrated by a third fixing hole, the upper surface of the lower arc block is provided with an arc slide groove, the end of the moving block is provided with a T-shaped slider that cooperates with the arc slide groove, a cylinder is provided on one side of the T-shaped slider, and a fourth fixing hole is penetrated at the end of the cylinder, and the moving block and the cylinder are slidably installed between the upper arc block and the lower arc block through the T-shaped slider and the arc slide groove.

[0008] In which, the surface of the L-shaped support block is provided with a groove, the inner wall surface of the groove is provided with a first slide groove, the surface of the slide rod is provided with a first slider that cooperates with the first slide groove, a screw rod is provided in the first slide groove, and a servo motor is provided on the side of the L-shaped support block, the output end of the servo motor is fixedly connected to the central axis of the screw rod, a nut sleeve is threaded on the screw rod, and the nut sleeve is fixedly connected to the first slider, and the slide rod is slidably installed on the L-shaped support block through the first slider and the first slide groove.

[0009] Wherein, an arc-shaped groove is formed through the surface of the upper arc-shaped block, and a locking bolt passing through the arc-shaped groove is threadedly connected to the upper surface of the T-shaped sliding block.

[0010] Wherein, the central axis between each of the moving blocks and the cylinder at a position corresponding to the moving block intersects with the center of the annular frame ring.

[0011] Wherein, the central axis of each sliding rod intersects with the center of the annular frame ring.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model forms a circular ring by arranging four fixed blocks and four arc plates, two movable blocks and a cylinder are slidably mounted on each arc plate, L-shaped support blocks are symmetrically arranged above and below each fixed block, a slide rod is slidably mounted on the L-shaped support block, and corresponding fixing holes are arranged at the ends of the fixed blocks, the movable blocks, the cylinder and the slide rod, thereby ensuring that a plurality of fixing holes for convenient position adjustment are provided on the inner and outer sides of the circular ring ring to adapt to different fixing points of the engine and the aircraft, ensuring the rigidity of the ring ring while adapting to different types of engines, having a wide range of applications and being easy to install. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the front view structure of an aircraft engine mount ring of the utility model;

[0015] Figure 2This is a schematic diagram of the axonometric structure of an aircraft engine mount ring according to the present invention;

[0016] Figure 3 This is a schematic diagram of a partially enlarged structure of an aircraft engine mount ring arc plate of the utility model;

[0017] Figure 4 This is a partially enlarged structural diagram of an L-shaped support block and a fixing block of an aircraft engine mount ring in the first state of the utility model;

[0018] Figure 5 This is a partially enlarged structural diagram of the L-shaped support block and the fixing block of the arc-shaped plate of an aircraft engine mount ring in the second state of the utility model.

[0019] In the figure: 10, fixed block; 11, first fixing hole; 20, L-shaped support block; 21, slide rod; 22, second fixing hole; 23, first slide groove; 24, screw rod; 25, servo motor; 26, nut sleeve; 27, first slider; 30, arc plate; 31, upper arc block; 32, arc groove; 33, lower arc block; 34, arc slide groove; 40, moving block; 41, third fixing hole; 42, fourth fixing hole; 43, cylinder; 44, T-shaped slider; 50, locking bolt. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] See also Figure 1-5 The utility model provides a technical solution: an aircraft engine mount ring, comprising four fixing blocks 10 equidistantly distributed around the same center of a circle and an arc-shaped plate 30 fixedly installed between two adjacent fixing blocks 10. The four fixing blocks 10 and the four arc-shaped plates 30 form a circular ring-shaped mount ring. The circular ring-shaped mount ring is used to conveniently fix the engine inside the mount ring. The outside of the mount ring is fixedly connected to the aircraft to ensure a stable connection and a firm structure. A first fixing hole 11 is formed on one side of the surface of the fixing block 10. The first fixing hole 11 is used for fixed connection with the aircraft. L-shaped support blocks 20 are symmetrically provided on one side of the upper and lower surfaces of the fixing block 10. Slide rods 21 are slidably installed at the ends of the L-shaped support blocks 20. Second fixing holes 22 are formed on the ends of the slide rods 21. The second fixing holes 22 are used for fixed connection with the engine.

[0022] The arc plate 30 includes an upper arc block 31 and a lower arc block 33. The upper arc block 31 is located just above the lower arc block 33. A moving block 40 is slidably installed between the upper arc block 31 and the lower arc block 33. The end of the moving block 40 is penetrated by a third fixing hole 41. The upper surface of the lower arc block 33 is provided with an arc slot 34. The end of the moving block 40 is provided with a T-shaped slider 44 that cooperates with the arc slot 34. One side of the T-shaped slider 44 is provided with a cylinder 43. The end of the cylinder 43 is penetrated by a fourth fixing hole 42. The moving block 40 and the cylinder 43 are slidably installed between the upper arc block 31 and the lower arc block 33 through the T-shaped slider 44 and the arc slot 34.

[0023] Among them, the surface of the L-shaped support block 20 is provided with a groove, the inner wall surface of the groove is provided with a first slide groove 23, the surface of the slide rod 21 is provided with a first slider 27 cooperating with the first slide groove 23, and a screw rod 24 is provided in the first slide groove 23. A servo motor 25 is provided on the side of the L-shaped support block 20, and the output end of the servo motor 25 is fixedly connected to the central axis of the screw rod 24. A nut sleeve 26 is threadedly sleeved on the screw rod 24, and the nut sleeve 26 is fixedly connected to the first slider 27. The slide rod 21 is slidably installed on the L-shaped support block 20 through the first slider 27 and the first slide groove 23. By setting a slide rod 21 that is easy to slide, it can better adapt to the fixed installation position of the engine, making the connection more flexible and convenient.

[0024] Among them, an arc groove 32 is opened through the surface of the upper arc block 31, and the upper surface of the T-shaped slider 44 is threadedly connected with a locking bolt 50 that passes through the arc groove 32. The locking bolt 50 can be used to tighten the locking bolt 50 after adjusting the fixed point according to the engine shape to ensure a firm connection between the frame ring and the engine.

[0025] The central axis between each moving block 40 and the cylinder 43 at the corresponding position of the moving block 40 intersects with the center of the annular frame ring, which is convenient for connection with the engine inside the frame ring to ensure the stability of the overall structure.

[0026] The central axis of each slide rod 21 intersects with the center of the annular frame ring, which facilitates connection with the engine inside the frame ring to ensure the stability of the overall structure.

[0027] Working principle: When in use, four fixed blocks 10 and four arc-shaped plates 30 are set to form a circular ring. Two moving blocks 40 and a cylinder 43 are slidably installed on each arc-shaped plate 30. L-shaped support blocks 20 are symmetrically arranged on the upper and lower parts of each fixed block 10. A slide rod 21 is slidably installed on the L-shaped support block 20. Corresponding fixing holes are provided at the ends of the fixed block 10, the moving block 40, the cylinder 43 and the slide rod 21, ensuring that there are multiple fixing holes on the inner and outer sides of the circular ring for easy position adjustment to adapt to different fixing points of the engine and the aircraft. While ensuring the rigidity of the ring, it can adapt to different types of engines. It is widely used and easy to install.

[0028] Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative work shall fall within the scope of protection of the present invention.

Claims

1. An aircraft engine mount ring, comprising four fixed blocks (10) equidistantly distributed around the same center of a circle and an arc-shaped plate (30) fixedly mounted between two adjacent fixed blocks (10), characterized in that: The four fixing blocks (10) and the four arc-shaped plates (30) are enclosed to form a circular ring, a first fixing hole (11) is provided through one side of the surface of the fixing block (10), L-shaped support blocks (20) are symmetrically provided on one side of the upper surface and the lower surface of the fixing block (10), and a sliding rod (21) is slidably installed at the end of each L-shaped support block (20), and a second fixing hole (22) is provided through the end of the sliding rod (21); The arc plate (30) includes an upper arc block (31) and a lower arc block (33), wherein the upper arc block (31) is located directly above the lower arc block (33), and a moving block (40) is slidably installed between the upper arc block (31) and the lower arc block (33), wherein a third fixing hole (41) is provided through the end of the moving block (40), and an arc-shaped sliding groove (34) is provided on the upper surface of the lower arc block (33), and the moving block ( The end of the movable block (40) is provided with a T-shaped slider (44) that cooperates with the arc-shaped slide groove (34), and a cylinder (43) is provided on one side of the T-shaped slider (44). A fourth fixing hole (42) is opened through the end of the cylinder (43). The movable block (40) and the cylinder (43) are slidably installed between the upper arc block (31) and the lower arc block (33) through the T-shaped slider (44) and the arc-shaped slide groove (34).

2. The aircraft engine mount ring according to claim 1, characterized in that: The surface of the L-shaped support block (20) is provided with a groove, and the inner wall surface of the groove is provided with a first slide groove (23). The surface of the slide rod (21) is provided with a first slider (27) that cooperates with the first slide groove (23). A screw rod (24) is provided in the first slide groove (23). A servo motor (25) is provided on the side of the L-shaped support block (20). The output end of the servo motor (25) is fixedly connected to the central axis of the screw rod (24). A nut sleeve (26) is threadedly sleeved on the screw rod (24), and the nut sleeve (26) is fixedly connected to the first slider (27). The slide rod (21) is slidably installed on the L-shaped support block (20) by cooperating with the first slide groove (23) through the first slider (27).

3. The aircraft engine mount ring according to claim 1, characterized in that: An arc-shaped groove (32) is formed through the surface of the upper arc-shaped block (31), and a locking bolt (50) that passes through the arc-shaped groove (32) is threadedly connected to the upper surface of the T-shaped sliding block (44).

4. The aircraft engine mount ring according to claim 1, characterized in that: The central axis between each of the moving blocks (40) and the cylinder (43) at a position corresponding to the moving block (40) intersects with the center of the annular frame ring.

5. The aircraft engine mount ring according to claim 1, characterized in that: The central axis of each slide rod (21) intersects with the center of the annular frame ring.

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