Hangar door lifting mechanism

Abstract

The utility model is applicable to the technical field of aircraft temporary maintenance buildings, and provides a hangar door lifting mechanism which comprises a hangar door opening, a limiting groove is formed in the inner wall of the hangar door opening, a screw is driven by the output end of a double-head motor to rotate, and a supporting plate can ascend and descend on the screw through rotation of the screw, so that the hangar door is convenient to lift. A supporting plate ascends to enable a flashboard at the upper end to enter a second frame, a first push plate pushes the flashboard through extension of the telescopic end of an electric hydraulic rod, so that the flashboard is pushed into the second frame, a two-way screw is driven by the output end of a stepping motor to rotate, and therefore two sliding blocks get close to each other or get away from each other; the second push plate moves in the second frame, the movement of the second push plate can provide a space for the gate plate to enter the second frame or push the gate plate into the limiting groove, the gate plate is thick, the effects of sound insulation, heat insulation, heat preservation and the like of the hangar door are improved, and the windproof effect and the protection capacity of the hangar door are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of temporary aircraft maintenance buildings, in particular to a hangar door lifting mechanism. Background Art

[0002] Hangar doors are mainly used in factories with relatively large door openings. Currently, large doors on the market are mainly rolling doors or sliding hangar doors. Rolling doors are made of multi-jointed door panels connected in series. In a fixed slide, the door rotates up and down around the reel above the door. The disadvantage is that the door makes a lot of noise when opening, and there is no sound insulation, heat insulation, thermal insulation and other effects. The wind resistance is also average. The sliding hangar door opens by sliding to both sides. The disadvantage is that when the door is very large, a large space is required around it to open, and it opens slowly. Utility Model Content

[0003] The utility model provides a hangar door lifting mechanism, aiming to solve the problem that the existing hangar doors are mainly rolling shutter doors or push-pull hangar doors, the rolling shutter doors are connected in series with multi-jointed movable door pieces, and the doors are rotated up and down in a fixed slideway with a reel above the door as the center, and the disadvantages are that the door makes a loud noise when opening, has no sound insulation, heat insulation, thermal insulation and other effects, and has a general wind resistance effect.

[0004] The utility model is implemented as follows: a hangar door lifting mechanism comprises a hangar door opening, a limiting groove is provided on the inner wall of the hangar door opening, a gate plate is movably connected inside the limiting groove, and a first frame is arranged at the upper end of the hangar door opening, a double-headed motor is fixedly connected to the inner wall of the first frame, a driving bevel wheel is fixedly connected to the output end of the double-headed motor, a screw is rotatably connected to the inner wall of the limiting groove, a support plate is threadedly connected to the outer wall of the screw, and the support plate is slidably connected to the limiting groove, a driven bevel wheel matching the driving bevel wheel is fixedly connected to the outer wall of the upper end of the screw, and a second bevel wheel is connected to the upper end of the limiting groove. A frame, and an electric hydraulic rod is fixedly connected to the left inner wall of the second frame, the telescopic end of the electric hydraulic rod is fixedly connected to the first push plate, and a stepper motor is fixedly connected to the right outer wall of the second frame, the output end of the stepper motor is fixedly connected to a bidirectional screw, and the outer wall of the bidirectional screw is threadedly connected to a slider, the sliders are symmetrically distributed along the vertical center line of the bidirectional screw, and the outer wall of the slider is hinged with one end of a support rod, and the other end of the support rod is hinged with a second push plate, and a controller is provided on the outer wall of the hangar door opening, and the double-headed motor, the stepper motor and the electric hydraulic rod are electrically connected to the controller.

[0005] Preferably, the inner wall of the upper end of the second frame is rotatably connected to a groove wheel, and two groove wheels are provided. The outer walls of the two groove wheels are provided with belts, and the outer walls of the belts are fixedly connected to inter-position rubber pads, and the second push plate is fixedly connected to the belt.

[0006] Preferably, a protection box is provided on the outer wall of the hangar door opening, and the controller is inside the protection box.

[0007] Preferably, a buffer rubber pad is fixedly connected to the upper surface of the support plate.

[0008] Preferably, an aerogel felt interlayer is provided inside the gate plate.

[0009] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0010] The start and stop of the double-headed motor, the stepper motor and the electric hydraulic rod are controlled by the controller, and the screw is rotated by the output end of the double-headed motor. The rotation of the screw can make the support plate rise and fall on the screw, and the rise of the support plate will cause the upper gate plate to enter the second frame, and the first push plate pushes the gate plate through the extension of the telescopic end of the electric hydraulic rod, thereby pushing the gate plate into the second frame, and the bidirectional screw is driven by the output end of the stepper motor to rotate, so that the two sliders are close to or away from each other, so that the second push plate moves in the second frame, and the movement of the second push plate can provide space for the gate plate to enter the second frame or push the gate plate into the limit groove. The gate plate is thick, which improves the sound insulation, heat insulation, thermal insulation and other effects of the hangar door, and improves the windproof effect and protection ability of the hangar door. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0012] Figure 2 It is a front cross-sectional structural schematic diagram of the utility model;

[0013] Figure 3 This is a schematic diagram of the cross-sectional structure of the second frame of the utility model;

[0014] In the figure: 1. hangar door opening; 2. limit groove; 3. gate; 4. protection box; 5. first frame; 6. double-headed motor; 7. driving bevel wheel; 8. screw; 9. support plate; 10. second frame; 11. electric hydraulic rod; 12. first push plate; 13. stepping motor; 14. bidirectional screw; 15. slider; 16. support rod; 17. second push plate; 18. groove wheel; 19. belt; 20. inter-position rubber pad. DETAILED DESCRIPTION

[0015] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0016] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0017] The utility model embodiment provides a hangar door lifting mechanism, such as Figure 1-3 As shown, it includes a hangar door opening 1, the inner wall of the hangar door opening 1 is provided with a limiting groove 2, the inside of the limiting groove 2 is movably connected with a gate plate 3, and the upper end of the hangar door opening 1 is provided with a first frame 5, the inner wall of the first frame 5 is fixedly connected with a double-headed motor 6, the output end of the double-headed motor 6 is fixedly connected with a driving bevel wheel 7, and the inner wall of the limiting groove 2 is rotatably connected with a screw rod 8, the outer wall of the screw rod 8 is threadedly connected with a support plate 9, and the support plate 9 is slidably connected between the limiting groove 2, the upper end outer wall of the screw rod 8 is fixedly connected with a driven bevel wheel matching the driving bevel wheel 7, the upper end of the limiting groove 2 is connected with a second frame 10, and the left inner wall of the second frame 10 is fixedly connected with a driven bevel wheel matching the driving bevel wheel 7. An electric hydraulic rod 11 is fixedly connected, and a first push plate 12 is fixedly connected to the telescopic end of the electric hydraulic rod 11, and a stepper motor 13 is fixedly connected to the outer wall of the right end of the second frame 10, and a bidirectional screw 14 is fixedly connected to the output end of the stepper motor 13, and a slider 15 is threadedly connected to the outer wall of the bidirectional screw 14, and the sliders 15 are symmetrically distributed along the vertical center line of the bidirectional screw 14, and the outer wall of the slider 15 is hinged with one end of a support rod 16, and the other end of the support rod 16 is hinged with a second push plate 17, and a controller is provided on the outer wall of the hangar door opening 1, and the double-headed motor 6, the stepper motor 13 and the electric hydraulic rod 11 are electrically connected to the controller.

[0018] It should be noted that, since the existing hangar doors are mainly rolling shutter doors or sliding hangar doors, the rolling shutter doors are connected in series with multi-jointed movable door panels, and the doors are rotated up and down with the reel above the door as the center in a fixed slideway, the disadvantages are that the door opening noise is large, there is no sound insulation, heat insulation, thermal insulation and other effects, and the wind resistance effect is also average. Therefore, in order to solve the problem that the existing hangar doors are mainly rolling shutter doors or sliding hangar doors, the rolling shutter doors are connected in series with multi-jointed movable door panels, and the doors are rotated up and down with the reel above the door as the center in a fixed slideway, the disadvantages are that the door opening noise is large, there is no sound insulation, heat insulation, thermal insulation and other effects, and the wind resistance effect is also average, this solution controls the start and stop of the double-headed motor 6, the stepping motor 13 and the electric hydraulic rod 11 through the controller, and the output end of the double-headed motor 6 is driven, The screw rod 8 is rotated, and the rotation of the screw rod 8 can make the support plate 9 rise and fall on the screw rod 8. The rise of the support plate 9 can make the gate plate 3 at the upper end enter the second frame 10. Through the extension of the telescopic end of the electric hydraulic rod 11, the first push plate 12 pushes the gate plate 3, thereby pushing the gate plate 3 into the second frame 10. Driven by the output end of the stepping motor 13, the bidirectional screw rod 14 is rotated, so that the two sliders 15 are close to or away from each other, so that the second push plate 17 moves in the second frame 10. The movement of the second push plate 17 can provide space for the gate plate 3 to enter the second frame 10 or push the gate plate 3 into the limit groove 2. The gate plate 3 is thick, which improves the sound insulation, heat insulation, thermal insulation and other effects of the hangar door, and improves the windproof effect and protection ability of the hangar door.

[0019] In a further preferred embodiment of the present invention, Figure 3 As shown, the inner wall of the upper end of the second frame 10 is rotatably connected to a groove wheel 18, and two groove wheels 18 are provided. The outer walls of the two groove wheels 18 are provided with belts 19, and the outer wall of the belt 19 is fixedly connected to an inter-position rubber pad 20, and the second push plate 17 and the belt 19 are fixedly connected.

[0020] In this embodiment, the gate plate 3 rises and enters between the two inter-position rubber pads 20, and the inter-position rubber pads 20 limit the gate plate 3 to prevent the gate plate 3 from tipping over. The movement of the second push plate 17 can drive the belt 19 to rotate, thereby ensuring the synchronization of the inter-position rubber pads 20 and the gate plate 3.

[0021] In a further preferred embodiment of the present invention, Figure 1 As shown, a protection box 4 is provided on the outer wall of the hangar door opening 1 , and the controller is inside the protection box 4 .

[0022] In this embodiment, the controller is protected by the protection box 4, thereby increasing the service life of the controller.

[0023] In a further preferred embodiment of the present invention, a buffer rubber pad is fixedly connected to the upper surface of the support plate 9 .

[0024] In this embodiment, the buffer rubber pad is used to provide buffering for the gate plate 3 falling on the supporting plate 9, thereby reducing the generation of noise.

[0025] In a further preferred embodiment of the present invention, Figure 1 As shown, an aerogel felt interlayer is provided inside the gate plate 3 .

[0026] In this embodiment, the aerogel felt has thermal insulation properties, thereby improving the thermal insulation properties of the gate plate 3 .

[0027] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0028] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0029] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0030] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A hangar door lifting mechanism, characterized in that: The invention comprises a hangar door opening (1), wherein the inner wall of the hangar door opening (1) is provided with a limit groove (2), the interior of the limit groove (2) is movably connected with a gate plate (3), and the upper end of the hangar door opening (1) is provided with a first frame (5), the inner wall of the first frame (5) is fixedly connected with a double-headed motor (6), the output end of the double-headed motor (6) is fixedly connected with a driving bevel wheel (7), and the inner wall of the limit groove (2) is rotatably connected with a screw rod (8), the outer wall of the screw rod (8) is threadedly connected with a support plate (9), and the support plate (9) is slidably connected to the limit groove (2), the upper end outer wall of the screw rod (8) is fixedly connected with a driven bevel wheel matching the driving bevel wheel (7), the upper end of the limit groove (2) is connected with a second frame (10), and the left inner wall of the second frame (10) is fixedly connected with a support plate (9). The second frame (10) is fixedly connected with an electric hydraulic rod (11), the telescopic end of the electric hydraulic rod (11) is fixedly connected with a first push plate (12), and the right end outer wall of the second frame (10) is fixedly connected with a stepper motor (13), the output end of the stepper motor (13) is fixedly connected with a bidirectional screw rod (14), and the outer wall of the bidirectional screw rod (14) is threadedly connected with a slider (15), the slider (15) is symmetrically distributed along the vertical center line of the bidirectional screw rod (14), and the outer wall of the slider (15) is hinged with one end of a support rod (16), and the other end of the support rod (16) is hinged with a second push plate (17), the outer wall of the hangar door opening (1) is provided with a controller, and the double-headed motor (6), the stepper motor (13) and the electric hydraulic rod (11) are electrically connected with the controller.

2. A hangar door lifting mechanism as claimed in claim 1, characterized in that: The inner wall of the upper end of the second frame (10) is rotatably connected to a groove wheel (18), and two groove wheels (18) are provided. The outer walls of the two groove wheels (18) are provided with belts (19), and the outer wall of the belt (19) is fixedly connected to an inter-position rubber pad (20), and the second push plate (17) and the belt (19) are fixedly connected.

3. A hangar door lifting mechanism as claimed in claim 1, characterized in that: The outer wall of the hangar door opening (1) is provided with a protection box (4), and the controller is located inside the protection box (4).

4. A hangar door lifting mechanism as claimed in claim 1, characterized in that: A buffer rubber pad is fixedly connected to the upper surface of the support plate (9).

5. The hangar door lifting mechanism according to claim 1, characterized in that: An aerogel felt interlayer is provided inside the gate plate (3).

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