Scalable portable windbreak

The utility model provides a scalable portable windbreak, including base and the perpendicular guard flap who sets up at the base front end, the upper end middle part fixed mounting of base has the square pillar of perpendicular setting, the first hydro -cylinder of the up end fixedly connected with level setting of square pillar, the last side guard plate of the competent setting of end connection of first hydro -cylinder, the second hydro -cylinder of a plurality of levels of the left end face fixedly connected with setting of square pillar, the end connection of second hydro -cylinder has the left side backplate of vertical setting, the third hydro -cylinder of a plurality of levels of the right -hand member face fixedly connected with setting of square pillar, the end connection of third hydro -cylinder has the right side backplate of vertical setting. The utility model discloses simple structure can realize concertina movement in horizontal direction and vertical orientation, not being fit for, the corner of equidimension uses to excellent in use effect has reduced the shutoff time, has increased the working face raw coal production time, reduces workman's intensity of labour, has reduced manufacturing cost moreover, can popularize and apply.