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Window escape ladder

An escape ladder and window technology, applied in the field of window escape ladders, can solve the problems of difficult erection, large space occupation, difficulty in evacuation and escape of trapped persons, etc., and achieves simple structure, small footprint, convenient erection and quick retraction. Effect

Inactive Publication Date: 2014-03-19
DALIAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Traditional consumer ladders are placed on the ground and take up a lot of space when stored. When danger occurs, it is not easy to erect, and it is difficult for trapped people to evacuate and escape

Method used

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Embodiment Construction

[0019] Embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0020] refer to Figure 1 to Figure 4 , the present invention provides a window escape ladder, comprising a base 1, a top plate 4, a drive motor 2 and a fire ladder body 3 hinged on the edge of the base 1, the base 1 and the top plate 4 are respectively fixed on the window sill and the top of the window, the fire ladder The body 3 includes a telescopic ladder and telescopic handrails 33 located on both sides of the telescopic ladder. The telescopic ladder includes two struts 31 arranged in parallel and having the same structure. The struts 31 are formed by at least two first bushings. With different telescopic lengths, the diameters of (adjacent) first sleeves decrease sequentially from bottom to top, and a first connecting rod 32 is connected between the ends of adjacent first sleeves of two struts 31, that is, two The first section of the pole is co...

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PUM

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Abstract

The invention provides a window escape ladder which comprises a base, a top plate, a driving motor and a fire ladder body articulated at the edge of the base, wherein the base and the top plate are respectively fixed on a windowsill and the top of the windowsill; the fire ladder body comprises an extension ladder and two telescopic handrails respectively arranged at the two sides of the extension ladder; the extension ladder comprises two support rods which are arranged in parallel and have the same structure; each support rod is formed by at least two first sleeves which are sheathed with each other; a first connecting rod is connected between end parts of the adjacent first sleeves of the two support rods; each telescopic handrail is formed by at least two second sleeves which are sheathed with each other; the number of the first sleeves is the same as that of the second sleeves; a second connecting rod is connected between the end part of each first sleeve and the end part of the second sleeve adjacent to the first sleeve; the driving motor is fixed on the top plate; an output shaft of the driving motor is provided with a winding drum; a cable is wound on the winding drum; and the cable is connected at the end of the fire ladder body. The window escape ladder is simple in structure, small in occupied land area and convenient and fast to erect and fold.

Description

technical field [0001] The invention relates to a fire ladder, in particular to a window escape ladder. Background technique [0002] Traditional consumer ladders are placed on the ground and take up a lot of space when stored. When danger occurs, it is not easy to erect, and it is difficult for trapped people to evacuate and escape. Contents of the invention [0003] 【1】Technical problems to be solved [0004] The technical problem to be solved by the present invention is to provide a window escape ladder that does not occupy space and is convenient and quick to erect. [0005] 【2】Technical solution to solve the problem [0006] The invention provides a window escape ladder, comprising a base 1, a top plate 4, a drive motor 2 and a fire ladder body 3 hinged on the edge of the base 1, the base 1 and the top plate 4 are respectively fixed on the window sill and the top of the window, so The fire ladder body 3 includes a telescopic ladder and telescopic handrails position...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E06C9/10
Inventor 段晓东高春红
Owner DALIAN UNIV
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