Part supporting device for aircraft landing gear

Abstract

The aircraft landing gear part supporting device comprises a first supporting structure and a second supporting structure, an aircraft landing gear part comprises a landing gear body and a central wing, the first supporting structure is connected with the central wing, and the second supporting structure is connected with the landing gear body. The first supporting structure and the second supporting structure jointly support the aircraft landing gear part, so that the maintenance space between the landing gear part and the ground is increased, the aircraft landing gear part supporting device can support the aircraft landing gear part of a general-purpose aircraft, the maintenance space between the landing gear part and the ground can be increased, and the service life of the aircraft landing gear part is prolonged. And maintenance training is facilitated.

Description

Technical Field

[0001] The utility model belongs to the field of general aviation aircraft, and specifically relates to a partial supporting device for an aircraft landing gear. Background Art

[0002] With the rapid development of general aviation aircraft industry in my country, the daily maintenance and repair of general aviation aircraft are becoming more and more important. For those who have just joined the maintenance work, systematic training and teaching are needed to improve their understanding of general aviation aircraft and related skills. This includes the maintenance of the landing gear part. The landing gear part includes the landing gear body and the central wing. During the training and teaching process, the space between the landing gear part and the ground is small, which is not convenient for training and teaching.

[0003] To solve the above problems, patent document CN109850184B discloses a supporting and fixing device for the integral delivery of a landing gear and a method of use, which includes an eccentric joint assembly, one end of which is provided with a first mounting hole for connecting to the mounting hole of a small rocker arm of the landing gear, and the other end is provided with a connecting hole, one end of a connecting rod is inserted into the connecting hole and connected and fixed to the eccentric joint assembly; the other end of the connecting rod is threadedly connected to one end of a large nut, and the other end of the large nut is threadedly connected to an ear plug connecting rod assembly, an ear plug and a positioning member assembly mounting section that abuts against the front rib plate of the rear bracket of the landing gear are provided on the ear plug connecting rod assembly; the positioning member assembly embraces the ear plug connecting rod assembly, and the positioning member assembly is hinged to a U-shaped clamp assembly; the U-shaped clamp assembly includes a U-shaped clamp straddling the top surface of the rear bracket of the landing gear, an upper clamping screw and a back clamping screw that clamp the rear bracket of the landing gear, but the above problems cannot be solved. Utility Model Content

[0004] The utility model is developed to solve the above problems, and aims to provide an aircraft landing gear support device that can support the aircraft landing gear of a general aircraft, increase the maintenance space between the landing gear and the ground, and facilitate maintenance training. In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] The utility model provides a supporting device for an aircraft landing gear part. The aircraft landing gear part comprises a landing gear body and a central wing and has the following characteristics: the first supporting structure is connected to the central wing and the second supporting structure is connected to the landing gear body.

[0006] In the aircraft landing gear partial support device provided by the utility model, it can also have such a feature that the first support structure includes a bottom frame, a support frame and a support rod, one side of the support frame is arranged on the bottom frame, the support rod is arranged on a side of the support frame away from the bottom frame, and the end of the support rod is connected to the central wing.

[0007] The aircraft landing gear partial support device provided by the utility model may also have such a feature that the bottom frame includes a first straight rod, a second straight rod and a third straight rod, one end of the second straight rod is connected to the first straight rod, and the other end of the second straight rod is connected to the third straight rod.

[0008] In the aircraft landing gear partial support device provided by the utility model, it can also have such a feature that the support frame includes a vertical rod and a horizontal rod, one end of the vertical rod is connected to the first straight rod, the end of the horizontal rod is connected to the vertical rod, a reinforcing rod is provided between the horizontal rod and the third straight rod, one end of the reinforcing rod is connected to the horizontal rod, the other end of the reinforcing rod is connected to the third straight rod, and a rib is provided between the vertical rod and the first straight rod.

[0009] The aircraft landing gear part support device provided by the utility model may also have such a feature that one end of the support rod is connected to the vertical rod, and the other end of the support rod is provided with a pin groove.

[0010] The aircraft landing gear partial support device provided by the utility model may also have such a feature that the second support structure includes a base and a support frame, the support frame is arranged on the base, and rollers are arranged at the bottom of the base.

[0011] In the aircraft landing gear partial support device provided by the utility model, it can also have such a feature that the base includes a fourth straight rod, a fifth straight rod and a sixth straight rod, one end of the fifth straight rod is connected to the end of the fourth straight rod, and the other end of the fifth straight rod is connected to the end of the sixth straight rod.

[0012] In the aircraft landing gear partial support device provided by the utility model, it can also have such a feature that the support frame includes a first vertical rod, a second vertical rod, a first horizontal rod and a second horizontal rod, one end of the first vertical rod is connected to the fourth vertical rod, one end of the second vertical rod is connected to the sixth vertical rod, the end of the first horizontal rod is connected to the first vertical rod and the second vertical rod, and the end of the second horizontal rod is connected to the end of the first horizontal rod.

[0013] In the aircraft landing gear partial support device provided by the utility model, it can also have such a feature that the support frame also includes a first connecting rod, a second connecting rod and a connecting plate, one end of the first connecting rod is connected to the first vertical rod, the other end of the first connecting rod is connected to one end of the second connecting rod, the other end of the second connecting rod is connected to the first horizontal rod, one side of the connecting plate is connected to the first vertical rod, and the other side of the connecting plate is connected to the second connecting rod.

[0014] The aircraft landing gear partial support device provided by the utility model may also have such a feature that a connecting flange is provided on the connecting plate.

[0015] The technical effect of the utility model is as follows: the aircraft landing gear part support device provided by the utility model includes a first support structure and a second support structure, the aircraft landing gear part includes a landing gear body and a central wing, the first support structure is connected to the central wing, the second support structure is connected to the landing gear body, the first support structure and the second support structure jointly support the aircraft landing gear part, thereby increasing the maintenance space between the landing gear part and the ground.

[0016] Therefore, the aircraft landing gear part supporting device provided by the utility model can support the aircraft landing gear part of a general aircraft, can increase the maintenance space between the landing gear part and the ground, and facilitate maintenance training. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] This specification includes the following drawings, which show the following contents:

[0018] Figure 1 It is a structural schematic diagram of the first supporting structure in an embodiment of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the second supporting structure in an embodiment of the utility model.

[0020] Marked in the figure: 10-first supporting structure, 11-bottom frame, 111-first straight rod, 112-second straight rod, 113-third straight rod, 12-support frame, 121-vertical rod, 122-cross rod, 123-reinforcement rod, 124-rib plate, 13-support rod, 131-pin groove, 20-second supporting structure, 21-base, 211-fourth straight rod, 212-fifth straight rod, 213-sixth straight rod, 22-support frame, 221-first vertical rod, 222-second vertical rod, 223-first horizontal rod, 224-second horizontal rod, 225-first connecting rod, 226-second connecting rod, 227-connecting plate, 228-connecting flange, 23-roller. DETAILED DESCRIPTION

[0021] The specific implementation methods of the present invention are further explained in detail below by describing the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention and facilitating its implementation.

[0022] Figure 1 It is a structural schematic diagram of the first supporting structure in an embodiment of the utility model; Figure 2 It is a structural schematic diagram of the second supporting structure in an embodiment of the utility model.

[0023] like Figure 1 and Figure 2As shown, the aircraft landing gear support device provided by the utility model includes a first support structure 10 and a second support structure 20. The aircraft landing gear includes a landing gear body and a central wing. The first support structure 10 is connected to the central wing, and the second support structure 20 is connected to the landing gear body. The first support structure 10 and the second support structure 20 jointly support the aircraft landing gear, thereby increasing the maintenance space between the landing gear and the ground.

[0024] like Figure 1 As shown, the first supporting structure 10 includes a bottom frame 11, a supporting frame 12 and a supporting rod 13. One side of the supporting frame 12 is arranged on the bottom frame 11, and the supporting rod 13 is arranged on a side of the supporting frame 12 away from the bottom frame 11. The end of the supporting rod 13 is connected to the central wing, and a pin groove 131 is provided at one end of the supporting rod 13 close to the central wing. The end of the supporting rod 13 close to the central wing is inserted into the groove where the central wing and the large wing are combined, and a pin is inserted into the pin groove 131 and the central wing to connect and fix the central wing to the supporting rod 13, thereby firmly supporting the central wing to prevent the central wing from falling.

[0025] The bottom frame 11 includes a first straight rod 111, a second straight rod 112 and a third straight rod 113. One end of the second straight rod 112 is connected to the first straight rod 111, and the other end of the second straight rod 112 is connected to the third straight rod 113. One end of the third straight rod 112 is vertically connected to the middle of the first straight rod 111. Two second straight rods 112 are respectively arranged on both sides of the third straight rod 113, so that the bottom frame 11 is triangular, which increases the contact area with the ground and ensures the stability of the center of gravity, thereby ensuring the stability of the support central wing.

[0026] The support frame 12 includes a vertical rod 121 and a horizontal rod 122, one end of the vertical rod 121 is connected to the first straight rod 111, the two vertical rods 121 are arranged parallel to each other, the end of the horizontal rod 122 is connected to the vertical rod 121, and the two ends of the horizontal rod 122 are respectively connected to one end of the two vertical rods 121 away from the first straight rod 111, and a reinforcing rod 123 is provided between the horizontal rod 122 and the third straight rod 113, one end of the reinforcing rod 123 is connected to the horizontal rod 122, and the other end of the reinforcing rod 123 is connected to the third straight rod 113, thereby enhancing the connection strength between the support frame 12 and the bottom frame 11 and enhancing the reliability of the structure. A rib plate 124 is provided between the vertical rod 121 and the first straight rod 111. The rib plate 124 is a right triangle. The right angle sides of the rib plate 124 are respectively connected to the vertical rod 121 and the first straight rod 111, thereby enhancing the connection strength between the vertical rod 121 and the first straight rod 111, further enhancing the connection strength between the support frame 12 and the bottom frame 11, and further enhancing the reliability of the structure. The support frame 12 can increase the height of the central wing, so that the height between the central wing and the ground becomes higher, and the maintenance space between the landing gear part and the ground can be increased, which is convenient for maintenance training.

[0027] One end of the support rod 13 is connected to the vertical rod 121, and the two support rods 13 are arranged parallel to each other. One end of the two support rods 13 is respectively connected to the two vertical rods 121, and the ends of the two support rods 13 away from the vertical rods 121 are provided with pin grooves 131, thereby further enhancing the fixing effect on the central wing, further firmly supporting the central wing, and preventing the central wing from falling.

[0028] like Figure 2 As shown, the second support structure 20 includes a base 21 and a support frame 22. The support frame 22 is arranged on the base 21. A roller 23 is provided at the bottom of the base 21. The roller 23 can facilitate the movement of the second support structure 20, thereby moving the second support structure 20 to the bottom of the landing gear body, saving manpower.

[0029] The base 21 includes a fourth straight rod 211, a fifth straight rod 212 and a sixth straight rod 213. One end of the fifth straight rod 212 is connected to the end of the fourth straight rod 211, and the other end of the fifth straight rod 212 is connected to the end of the sixth straight rod 213. The length of the fourth straight rod 211 is greater than the length of the sixth straight rod 213. The two fifth straight rods 212 are respectively arranged on both sides of the fourth straight rod 211, so that the base 21 is in a trapezoidal frame shape, which enhances the bearing capacity of the base 21 and ensures the stability of the support for the landing gear body.

[0030] The support frame 22 includes a first vertical rod 221, a second vertical rod 222, a first horizontal rod 223 and a second horizontal rod 224. One end of the first vertical rod 221 is connected to the fourth straight rod 211, and the two first vertical rods 221 are arranged in parallel with each other. One end of the two first vertical rods 221 is respectively connected to the fourth straight rod 211, one end of the second vertical rod 222 is connected to the sixth straight rod 213, the two second vertical rods 222 are arranged in parallel with each other, one end of the two vertical rods 222 is respectively connected to the two ends of the sixth straight rod 213, the end of the first horizontal rod 223 is connected to the first vertical rod 221 and the second vertical rod 222, the two first horizontal rods 223 are arranged in parallel with each other, the end of the second horizontal rod 224 is connected to the end of the first horizontal rod 223, and the two ends of the second horizontal rod 224 are respectively connected to the two second horizontal rods 224. The support frame 22 can increase the height of the landing gear body, so that the height between the central wing and the ground becomes higher, which can increase the maintenance space between the landing gear part and the ground, and facilitate maintenance training.

[0031] The support frame 22 also includes a first connecting rod 225, a second connecting rod 226 and a connecting plate 227. One end of the first connecting rod 225 is connected to the first vertical rod 221, the other end of the first connecting rod 225 is connected to one end of the second connecting rod 226, and the other end of the second connecting rod 226 is connected to the first horizontal rod 223, so that the first connecting rod 225 and the second connecting rod 226 form a triangle, which enhances the stability of the structure and improves the load-bearing capacity. The two first connecting rods 225 are arranged parallel to each other, and the two second connecting rods 226 are arranged parallel to each other, which further enhances the stability of the structure and the supporting effect on the landing gear part.

[0032] One side of the connecting plate 227 is connected to the first vertical rod 221, and the other side of the connecting plate 227 is connected to the second connecting rod 226, so as to fix the connecting plate 227. A connecting flange 228 is provided on the connecting plate 227, and the connecting flange 228 can be used to connect to the landing gear body, so as to firmly fix the landing gear.

[0033] Functions and Effects of the Embodiments

[0034] The aircraft landing gear part support device provided by the utility model comprises a first support structure 10 and a second support structure 20. The aircraft landing gear part comprises a landing gear body and a central wing. The first support structure 10 is connected to the central wing, and the second support structure 20 is connected to the landing gear body. The first support structure 10 and the second support structure 20 jointly support the aircraft landing gear part, thereby increasing the maintenance space between the landing gear part and the ground. The aircraft landing gear part support device provided by the utility model can support the aircraft landing gear part of a general aircraft, can increase the maintenance space between the landing gear part and the ground, and facilitate maintenance training.

[0035] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the method concept and technical solution of the utility model; or the above concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A supporting device for an aircraft landing gear part, the aircraft landing gear part comprising a landing gear body and a central wing, It is characterized in that It comprises a first supporting structure (10) and a second supporting structure (20), wherein the first supporting structure (10) is connected to the central wing, and the second supporting structure (20) is connected to the landing gear body.

2. The aircraft landing gear section support device according to claim 1, It is characterized in that The first supporting structure (10) comprises a bottom frame (11), a supporting frame (12) and a supporting rod (13); one side of the supporting frame (12) is arranged on the bottom frame (11); the supporting rod (13) is arranged on a side of the supporting frame (12) away from the bottom frame (11); and an end of the supporting rod (13) is connected to the central wing.

3. The aircraft landing gear section support device according to claim 2, It is characterized in that The bottom frame (11) comprises a first straight rod (111), a second straight rod (112) and a third straight rod (113); one end of the second straight rod (112) is connected to the first straight rod (111), and the other end of the second straight rod (112) is connected to the third straight rod (113).

4. The aircraft landing gear section support device according to claim 3, It is characterized in that The support frame (12) comprises a vertical rod (121) and a horizontal rod (122); one end of the vertical rod (121) is connected to the first straight rod (111); the end of the horizontal rod (122) is connected to the vertical rod (121); a reinforcing rod (123) is provided between the horizontal rod (122) and the third straight rod (113); one end of the reinforcing rod (123) is connected to the horizontal rod (122); the other end of the reinforcing rod (123) is connected to the third straight rod (113); and a rib plate (124) is provided between the vertical rod (121) and the first straight rod (111).

5. The aircraft landing gear section support device according to claim 4, It is characterized in that One end of the support rod (13) is connected to the vertical rod (121), and the other end of the support rod (13) is provided with a pin groove (131).

6. The aircraft landing gear section support device according to claim 1, It is characterized in that The second supporting structure (20) comprises a base (21) and a supporting frame (22); the supporting frame (22) is arranged on the base (21); and a roller (23) is provided at the bottom of the base (21).

7. The aircraft landing gear section support device according to claim 6, It is characterized in that The base (21) comprises a fourth straight rod (211), a fifth straight rod (212) and a sixth straight rod (213), one end of the fifth straight rod (212) being connected to the end of the fourth straight rod (211), and the other end of the fifth straight rod (212) being connected to the end of the sixth straight rod (213).

8. The aircraft landing gear section support device according to claim 7, It is characterized in that The support frame (22) comprises a first vertical rod (221), a second vertical rod (222), a first horizontal rod (223) and a second horizontal rod (224); one end of the first vertical rod (221) is connected to the fourth straight rod (211); one end of the second vertical rod (222) is connected to the sixth straight rod (213); an end of the first horizontal rod (223) is connected to the first vertical rod (221) and the second vertical rod (222); and an end of the second horizontal rod (224) is connected to an end of the first horizontal rod (223).

9. The aircraft landing gear section support device according to claim 8, It is characterized in that The support frame (22) also includes a first connecting rod (225), a second connecting rod (226) and a connecting plate (227), one end of the first connecting rod (225) is connected to the first vertical rod (221), the other end of the first connecting rod (225) is connected to one end of the second connecting rod (226), the other end of the second connecting rod (226) is connected to the first horizontal rod (223), one side of the connecting plate (227) is connected to the first vertical rod (221), and the other side of the connecting plate (227) is connected to the second connecting rod (226).

10. The aircraft landing gear section support device according to claim 9, It is characterized in that The connecting plate (227) is provided with a connecting flange (228).

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