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Helicopter cabin door with easy-to-operate internal unlocking structure

An easy-to-operate, helicopter technology, applied in the field of helicopter hatches, can solve the problems of driver safety threats, complex unlocking structure, unguaranteed opening speed and throwing speed of the hatch, etc., to improve the speed of escape and simple unlocking structure Effect

Pending Publication Date: 2018-06-29
JIANGSU HENGMINGDA AVIATION EQUIP CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In related technologies, the unlocking structure inside the helicopter is relatively complicated, resulting in a heavy weight of the helicopter hatch. When a disaster occurs in the helicopter and the driver escapes from the inside of the helicopter, the opening speed and throwing speed of the hatch cannot be guaranteed. The safety of personnel poses a certain threat

Method used

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  • Helicopter cabin door with easy-to-operate internal unlocking structure
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  • Helicopter cabin door with easy-to-operate internal unlocking structure

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Embodiment Construction

[0029] Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

[0030] In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Orientation indicated by rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc. The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating ...

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Abstract

The invention discloses a helicopter cabin door with an easy-to-operate internal unlocking structure. The helicopter cabin door comprises a door body, wherein a first unlocking structure is arranged on the door body; the first unlocking structure comprises a first switch, a first linkage structure, an upper lock tongue and a lower lock tongue; the first switch and the first linkage structure are arranged at the inner side of the door body; the first switch controls the upper lock tongue and the lower lock tongue to stretch out and draw back through the first linkage structure; the first linkage structure comprises a first transmission rod and a second transmission rod; the first switch is connected with the first connector through the first transmission rod; the first connector is connected with the lower lock tongue; the first connector is further connected with a second connector; the second connector is connected with the upper lock tongue through the second transmission rod; and the first connector and the second connector are fixedly connected. The first switch is opened to push the first transmission rod to move in the horizontal direction, the first transmission rod drives the first connector to rotate, the first connector drives the lock tongue to shrink and simultaneously drives the second connector to rotate, and the second connector drives the upper lock tongue to shrink.

Description

technical field [0001] The invention relates to the field of helicopter hatches, in particular to a helicopter hatch with an easy-to-operate internal unlocking structure. Background technique [0002] In related technologies, the unlocking structure inside the helicopter is relatively complicated, resulting in a heavy weight of the helicopter hatch. When a disaster occurs in the helicopter and the driver escapes from the inside of the helicopter, the opening speed and throwing speed of the hatch cannot be guaranteed. The safety of personnel has posed a certain threat. Contents of the invention [0003] A helicopter cabin door with an easy-to-operate internal unlocking structure provided by an embodiment of the present invention includes a door body, the door body is provided with a first unlocking structure, [0004] The first unlocking structure includes a first switch, a first linkage structure, an upper bolt and a lower bolt, the first switch and the first linkage stru...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05B63/14E05B15/00B64C1/14
CPCE05B15/00E05B63/146B64C1/1423
Inventor 刘皓铭杨杰杨怀宁缪招瑜
Owner JIANGSU HENGMINGDA AVIATION EQUIP CO LTD
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