Escape safety window
The utility model belongs to the field of security and protection, and discloses an escape safety window, which comprises a front frame, a safety ladder and a pop-up device, the front frame is of a square frame structure and comprises an upper frame edge, a lower frame edge, a fixed frame edge and a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model belongs to the field of security and protection, and discloses an escape safety window, which comprises a front frame, a safety ladder and a pop-up device, the front frame is of a square frame structure and comprises an upper frame edge, a lower frame edge, a fixed frame edge and a movable frame edge. The movable frame edge is movably hinged with the upper frame edge; the lower frame edge is movably hinged with the fixed frame edge; inwards concave U-shaped clamping grooves are symmetrically formed in the upper frame edge and the lower frame edge; the multiple safety laddersare sequentially arranged in the front frame side by side. The upper end and the lower end of the safety ladder are movably clamped in the U-shaped clamping grooves; steel wire ropes are connected between the adjacent safety ladders, and the safety ladders are sequentially connected in series through the steel wire ropes; the top end of the safety ladder in contact with the fixed frame edge is fixed with the upper frame e |
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