Plastic steel, aluminum alloy window casement open control device

The utility model belongs to the device, especially a plastic steel, aluminum alloy window casement open control device of plastic steel, aluminum alloy window casement control location, include articulated casement and bolt on the window frame, install the bolt that the axis level set up on the casement, with casement matched with window frame on installing casement open control device, the regulating plate is fixed a position for articulating through the rivet with the seating plane vertically to the structure of casement open control device on the base, setting up and the spacing fender of location regulating plate matched with platform on being located the base of fixing a position the regulating plate lower part, vertical equipartition is setting up the locating hole on the regulating plate of the location of rectangular shape, the locating hole cooperatees with the round pin post of bolt. The utility model discloses it is rational in infrastructure, the dependable performance. Convenient operation can r