Heavy type balance weight door and window

The utility model relates to the field of door and window profiles, and particularly discloses a heavy balance weight door and window which comprises a window sash frame and is characterized by further comprising a double-end stepping motor, transmission rods are connected to the two ends of the dou...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LONG QINGYUAN, XU WENQIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHECKS FOR WINGS DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS KEYS LADDERS LOCKS SAFES WINDOW OR DOOR FITTINGS WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING
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Beschreibung
Zusammenfassung:	The utility model relates to the field of door and window profiles, and particularly discloses a heavy balance weight door and window which comprises a window sash frame and is characterized by further comprising a double-end stepping motor, transmission rods are connected to the two ends of the double-end stepping motor, the torsion output end of each transmission rod is connected with a 90-degree right-angle planetary speed reducer, and the torsion output end of each transmission rod is connected with a 90-degree right-angle planetary speed reducer. The output end of the 90-degree right-angle planetary reducer is connected with a lead screw linear assembly. The first fixed pulleys are arranged on the two sides of the window sash frame respectively, each first fixed pulley is provided with a lifting traction rope, one end of each first lifting traction rope is connected with the window sash frame, the other end of each first lifting traction rope is connected with a balance weight, and a force distribution s