Single-shaft single-wheel full-steering aircraft tractor

Abstract

The utility model relates to the technical field of aircraft traction, in particular to a single-shaft single-wheel full-steering aircraft tractor. The single-shaft single-wheel full-steering aircraft tractor comprises a traction trolley and a wheel holding mechanism. A mounting groove is formed in the traction trolley; the wheel holding mechanism is arranged on a mounting groove of the trailer wagon; the wheel holding mechanism comprises a front wheel holding assembly, a rear wheel holding assembly and a locking piece. The front wheel holding assembly and the rear wheel holding assembly are arranged on the two sides of the mounting groove correspondingly, and a wheel holding space is defined by the front wheel holding assembly, the rear wheel holding assembly and the mounting groove. The front wheel holding assembly and the rear wheel holding assembly can be arranged in an opening and closing mode relative to the mounting groove. And the locking piece is connected with the front wheel holding assembly. According to the single-shaft single-wheel full-steering aircraft tractor, traction of aircraft wheel sets of different sizes can be met, a plurality of single-shaft single-wheel full-steering aircraft tractors can be connected in series for operation, and synchronous driving and lateral carrying protection of the aircraft wheel sets are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of aircraft traction, specifically relates to a single axle single wheel full steering aircraft tractor. BACKGROUND

[0002] At present, the aircraft tractor often starts from the wheel holding mechanism in the process of realizing aircraft traction, and mostly takes single model aircraft wheel as the research object, so cannot meet the aircraft wheel group traction of different sizes of more models. Therefore, a general single axle single wheel full steering aircraft tractor is required to meet the aircraft wheel group traction of different sizes of more models. SUMMARY

[0003] The utility model aims at providing a single axle single wheel full steering aircraft tractor, and the specific technical scheme is as follows:

[0004] A single axle single wheel full steering aircraft tractor, including the towing trolley and the wheel holding mechanism, installation groove is set up on the towing trolley, the wheel holding mechanism is set up on the installation groove of the towing trolley, the wheel holding mechanism includes the front wheel holding subassembly, rear wheel holding subassembly and locking piece, the front wheel holding subassembly and rear wheel holding subassembly are set up respectively on both sides of the installation groove, and form the wheel holding space with the installation groove, the front wheel holding subassembly and rear wheel holding subassembly are all relatively the installation groove and can be open and close setting, the locking piece is connected with the front wheel holding subassembly.

[0005] Optionally, the front wheel holding subassembly includes front camber panel, adjusting plate, rotary oil cylinder and open and close oil cylinder, the front camber panel is rotatably set up on one side of the installation groove, the open and close oil cylinder is set up on the towing trolley, and the telescopic end thereof is connected with the front camber panel, the adjusting plate is rotatably set up on the front camber panel, the rotary oil cylinder is set up on the front camber panel, and the telescopic end thereof is connected with the adjusting plate.

[0006] Optionally, the rear wheel holding subassembly includes rear camber panel, rear wheel holding plate, propelling oil cylinder and adjusting oil cylinder, the rear camber panel is rotatably set up on the other side of the installation groove relative to the front camber panel, the adjusting oil cylinder is set up on the towing trolley, and the telescopic end thereof is connected with the rear camber panel, the rear wheel holding plate is set up above the rear camber panel, the propelling oil cylinder is set up on the towing trolley, and the telescopic end thereof is connected with the rear wheel holding plate.

[0007] Optionally, the locking piece is locking oil cylinder, the locking oil cylinder is set up on the towing trolley, and the telescopic end thereof is connected with the front camber panel.

[0008] Optionally, the single-axle single-wheel full-steering aircraft towing vehicle further comprises a limiting frame; the limiting frame is arranged on the towing trolley and comprises a first mounting plate; a first mounting seat and a second mounting seat are arranged on the first mounting plate; the adjusting oil cylinder is arranged on the first mounting seat; and the propelling oil cylinder is arranged on the second mounting seat.

[0009] Optionally, the number of the adjusting oil cylinders is multiple, and the adjusting oil cylinders are arranged at intervals on the first mounting seat; and the telescopic ends of the adjusting oil cylinders are connected with the rear cambered plate.

[0010] Optionally, the number of the propelling oil cylinders is multiple, and the propelling oil cylinders are arranged at intervals on the second mounting seat; and the telescopic ends of the propelling oil cylinders are connected with the rear hug wheel plate.

[0011] Optionally, the limiting frame further comprises a second mounting plate and a third mounting plate; the second mounting plate and the third mounting plate are arranged at two ends of the mounting groove respectively and surround the first mounting plate to form the limiting frame; the opening and closing oil cylinder is arranged on the second mounting plate; and the locking oil cylinder is arranged on the third mounting plate.

[0012] Optionally, the single-axle single-wheel full-steering aircraft towing vehicle further comprises omnidirectional steering wheels; the number of the omnidirectional steering wheels is multiple, and the omnidirectional steering wheels are symmetrically arranged at the bottom of the towing trolley.

[0013] Optionally, the single-axle single-wheel full-steering aircraft towing vehicle further comprises a new energy power element; and the new energy power element is arranged on the towing trolley.

[0014] The technical scheme of the utility model has at least the following beneficial effects:

[0015] The single-axle single-wheel full-steering aircraft towing vehicle provided by the utility model adopts a front hug wheel assembly, a rear hug wheel assembly and a mounting groove to surround a hug wheel space; the front hug wheel assembly and the rear hug wheel assembly are arranged openable and closable relative to the mounting groove, so as to realize the hug of aircraft wheels of different sizes; and the locking element is connected with the front hug wheel assembly, so as to provide stable locking force during aircraft towing and realize the hug of aircraft wheels.

[0016] In addition to the purposes, characteristics and advantages described above, the utility model has other purposes, characteristics and advantages. The utility model will be further described in detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which form a part of the present application, are intended to provide further understanding of the present application, and are used to interpret the embodiments of the present application and its description, and do not constitute improper limitations to the present application. In the drawings:

[0018] Figure 1 is a whole structure schematic diagram of a single-shaft single-wheel full-steering aircraft towing vehicle in an embodiment of the present application;

[0019] Figure 2 is a top view of Figure 1 ;

[0020] Figure 3 is a structure schematic diagram of a holding wheel mechanism in Figure 2 ;

[0021] Among them, 1, towing trolley, 1.1, mounting groove, 2, holding wheel mechanism, 2.1, front holding wheel assembly, 2.1.1, front cambered plate, 2.1.2, adjusting plate, 2.1.3, rotating oil cylinder, 2.1.4, opening and closing oil cylinder, 2.2, rear holding wheel assembly, 2.2.1, rear cambered plate, 2.2.2, rear holding wheel plate, 2.2.3, pushing oil cylinder, 2.2.4, adjusting oil cylinder, 2.3, locking piece, 3, omni-directional steering wheel. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art belong to the scope of protection of the present application.

[0023] Embodiment:

[0024] Referring to Figures 1 to 3 , a single-shaft single-wheel full-steering aircraft towing vehicle comprises a towing trolley 1 and a holding wheel mechanism 2; a mounting groove 1.1 (specifically a U-shaped groove) is arranged on the towing trolley 1; the holding wheel mechanism 2 is arranged on the mounting groove 1.1 of the towing trolley 1; the holding wheel mechanism 2 comprises a front holding wheel assembly 2.1, a rear holding wheel assembly 2.2 and a locking piece 2.3; the front holding wheel assembly 2.1 and the rear holding wheel assembly 2.2 are arranged on the two sides of the mounting groove 1.1 respectively, and form a holding wheel space with the mounting groove 1.1; the front holding wheel assembly 2.1 and the rear holding wheel assembly 2.2 are arranged to be openable and closable relative to the mounting groove 1.1, for realizing holding of aircraft wheels of different sizes; and the locking piece 2.3 is connected with the front holding wheel assembly 2.1.

[0025] Referring to Figure 3, the front embracing wheel assembly 2.1 comprises a front camber panel 2.1.1, an adjusting panel 2.1.2, a rotating oil cylinder 2.1.3 and an opening and closing oil cylinder 2.1.4; the front camber panel 2.1.1 is rotatably arranged on one side of the mounting groove 1.1 through a pin shaft; the opening and closing oil cylinder 2.1.4 is arranged on the traction trolley 1, and the telescopic end thereof is connected with the front camber panel 2.1.1; the adjusting panel 2.1.2 is rotatably arranged on the front camber panel 2.1.1 through a pin shaft; and the rotating oil cylinder 2.1.3 is arranged on the front camber panel 2.1.1, and the telescopic end thereof is connected with the adjusting panel 2.1.2. Specifically, the number of the rotating oil cylinder 2.1.3 can be two, and the rotating oil cylinders 2.1.3 are arranged at intervals on the front camber panel 2.1.1; and the telescopic end of each rotating oil cylinder 2.1.3 is connected with the adjusting panel 2.1.2, so as to facilitate the adjusting panel 2.1.2 to provide stable acting force.

[0026] Referring to Figure 3 , the rear embracing wheel assembly 2.2 comprises a rear camber panel 2.2.1, a rear embracing wheel panel 2.2.2, a propelling oil cylinder 2.2.3 and an adjusting oil cylinder 2.2.4; the rear camber panel 2.2.1 is rotatably arranged on the other side of the mounting groove 1.1 relative to the front camber panel 2.1.1 through a pin shaft; the adjusting oil cylinder 2.2.4 is arranged on the traction trolley 1, and the telescopic end thereof is connected with the rear camber panel 2.2.1; the rear embracing wheel panel 2.2.2 is arranged above the rear camber panel 2.2.1; and the propelling oil cylinder 2.2.3 is arranged on the traction trolley 1, and the telescopic end thereof is connected with the rear embracing wheel panel 2.2.2.

[0027] The locking member 2.3 is a locking oil cylinder; the locking oil cylinder is arranged on the traction trolley 1, and the telescopic end thereof is connected with the front camber panel 2.1.1.

[0028] Referring to Figure 3 , the single-axle single-wheel full-steering aircraft traction vehicle further comprises a limiting frame; the limiting frame is arranged on the traction trolley 1, and comprises a first mounting plate; a first mounting seat and a second mounting seat are arranged on the first mounting plate; the adjusting oil cylinder 2.2.4 is arranged on the first mounting seat; and the propelling oil cylinder 2.2.3 is arranged on the second mounting seat.

[0029] The number of the adjusting oil cylinder 2.2.4 is two, and the adjusting oil cylinders 2.2.4 are arranged at intervals on the first mounting seat; and the telescopic end of each adjusting oil cylinder 2.2.4 is connected with the rear camber panel 2.2.1, so as to facilitate the rear camber panel 2.2.1 to provide stable acting force.

[0030] The number of the propelling oil cylinders 2.2.3 is two, and the propelling oil cylinders 2.2.3 are arranged at intervals on the second mounting seat; the telescopic ends of each propelling oil cylinder 2.2.3 are connected with the rear wheel embracing plate 2.2.2, so that the rear wheel embracing plate 2.2.2 is provided with stable propelling force.

[0031] The limiting frame further comprises a second mounting plate and a third mounting plate; the second mounting plate and the third mounting plate are arranged at two ends of the mounting groove 1.1 respectively, and the first mounting plate and the second mounting plate and the third mounting plate form the limiting frame; the opening and closing oil cylinder 2.1.4 is arranged on the second mounting plate; and the locking oil cylinder is arranged on the third mounting plate.

[0032] Referring to Figure 1 The single-axle single-wheel full-steering aircraft towing vehicle further comprises a plurality of omni-directional steering wheels 3 (i.e. omni-directional wheels); the omni-directional steering wheels 3 are symmetrically arranged at the bottom of the towing trolley 1, can realize omni-directional rotation, and can more safely and reliably complete aircraft towing operation.

[0033] The single-axle single-wheel full-steering aircraft towing vehicle further comprises a new energy power element (not shown in the figure); the new energy power element is arranged on the towing trolley 1; and the new energy power element is specifically a solar power supply power element, which can not only meet the power requirement, but also realize green energy saving.

[0034] The operation process of the single-axle single-wheel full-steering aircraft towing vehicle is as follows:

[0035] The moving towing trolley 1 approaches the wheels of an aircraft, the opening and closing oil cylinder 2.1.4 drives the front arc plate 2.1.1 to move to the counterclockwise direction to be completely opened, and the rotating oil cylinder 2.1.3 drives the adjusting plate 2.1.2 to move to the counterclockwise direction to be completely opened; the moving towing trolley 1 reverses to the wheels, and the wheels enter the mounting groove 1.1 through the adjusting plate 2.1.2; when the wheels contact the rear arc plate 2.2.1, the towing trolley 1 stops reversing; the opening and closing oil cylinder 2.1.4 drives the front arc plate 2.1.1 to move to the clockwise direction to contact the wheels, and the rotating oil cylinder 2.1.3 drives the adjusting plate 2.1.2 to move to the clockwise direction to contact the wheels; according to the size of the wheels, the adjusting oil cylinder 2.2.4 drives the rear arc plate 2.2.1 to contact the wheels, and the propelling oil cylinder 2.2.3 drives the rear wheel embracing plate 2.2.2 to contact the wheels; finally, the locking oil cylinder locks the front arc plate 2.1.1; and the moving towing trolley 1 completes the towing work of the wheels.

[0036] The single-axle single-wheel full-steering aircraft towing vehicle can meet the towing requirements of aircraft wheel groups of different sizes, and can also be used in series operation of multiple single-axle single-wheel full-steering aircraft towing vehicles to realize synchronous driving and lateral carrying protection of aircraft wheel groups.

[0037] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A single-axle single-wheel omni-directional aircraft tug, characterized in that, The system includes a traction trolley (1) and a wheel clamping mechanism (2); a mounting groove (1.1) is provided on the traction trolley (1); the wheel clamping mechanism (2) is provided on the mounting groove (1.1) of the traction trolley (1); the wheel clamping mechanism (2) includes a front wheel clamping assembly (2.1), a rear wheel clamping assembly (2.2) and a locking member (2.3); the front wheel clamping assembly (2.1) and the rear wheel clamping assembly (2.2) are respectively provided on both sides of the mounting groove (1.1) and together with the mounting groove (1.1) form a wheel clamping space; the front wheel clamping assembly (2.1) and the rear wheel clamping assembly (2.2) are both openable and closable relative to the mounting groove (1.1); the locking member (2.3) is connected to the front wheel clamping assembly (2.1).

2. The single-axle, single-wheel, omni-steered aircraft tug of claim 1, wherein, The front wheel assembly (2.1) includes a front arc panel (2.1.1), an adjusting plate (2.1.2), a rotating cylinder (2.1.3), and an opening and closing cylinder (2.1.4); the front arc panel (2.1.1) is rotatably disposed on one side of the mounting groove (1.1); the opening and closing cylinder (2.1.4) is disposed on the traction trolley (1), and its extension end is connected to the front arc panel (2.1.1); the adjusting plate (2.1.2) is rotatably disposed on the front arc panel (2.1.1); the rotating cylinder (2.1.3) is disposed on the front arc panel (2.1.1), and its extension end is connected to the adjusting plate (2.1.2).

3. The single-axle, single-wheel, omni-steered aircraft tug of claim 2, wherein, The rear wheel assembly (2.2) includes a rear arc panel (2.2.1), a rear wheel plate (2.2.2), a propulsion cylinder (2.2.3), and an adjustment cylinder (2.2.4); the rear arc panel (2.2.1) is rotatably disposed on the other side of the mounting groove (1.1) relative to the front arc panel (2.1.1); the adjustment cylinder (2.2.4) is disposed on the traction trolley (1), and its telescopic end is connected to the rear arc panel (2.2.1); the rear wheel plate (2.2.2) is disposed above the rear arc panel (2.2.1); the propulsion cylinder (2.2.3) is disposed on the traction trolley (1), and its telescopic end is connected to the rear wheel plate (2.2.2).

4. The single-axle, single-wheel, omni-steered aircraft tug of claim 3, wherein, The locking component (2.3) is a locking cylinder; the locking cylinder is mounted on the traction trolley (1), and its telescopic end is connected to the front arc panel (2.1.1).

5. The single-axle, single-wheel, omni-steered aircraft tug of claim 4, wherein, It also includes a limiting frame; the limiting frame is disposed on the traction trolley (1), and includes a first mounting plate; a first mounting seat and a second mounting seat are disposed on the first mounting plate; the adjusting cylinder (2.2.4) is disposed on the first mounting seat; the propulsion cylinder (2.2.3) is disposed on the second mounting seat.

6. The single-axle, single-wheel, omni-steered aircraft tug of claim 5, wherein, The number of the adjusting cylinders (2.2.4) is multiple, and they are spaced apart on the first mounting base; the telescopic end of each adjusting cylinder (2.2.4) is connected to the rear arc panel (2.2.1).

7. The single-axle, single-wheel, omni-steered aircraft tug of claim 5, wherein, The number of the propelling oil cylinders (2.2.3) is multiple, and the propelling oil cylinders (2.2.3) are arranged at intervals on the second mounting base; the telescopic ends of each of the propelling oil cylinders (2.2.3) are connected with the rear embracing wheel plate (2.2.2).

8. The single-axle, single-wheel, omni-steered aircraft tug of claim 5, wherein, The limiting frame further comprises a second mounting plate and a third mounting plate; the second mounting plate and the third mounting plate are arranged at two ends of the mounting groove (1.1) respectively, and form the limiting frame together with the first mounting plate; the opening and closing oil cylinder (2.1.4) is arranged on the second mounting plate; and the locking oil cylinder is arranged on the third mounting plate.

9. The single-axle single-wheel omni-steering aircraft tug of any one of claims 1-8, wherein, The universal steering wheels (3) are further included; the number of the universal steering wheels (3) is multiple, and the universal steering wheels (3) are symmetrically arranged at the bottom of the traction trolley (1).

10. The single-axle, single-wheel, omni-steered aircraft tug of claim 9, wherein, The new energy power element is further included; the new energy power element is arranged on the traction trolley (1).

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