Adjustable oval framework of bag-type dust collector

The utility model relates to an adjustable oval framework of a bag-type dust collector, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a fixing rod, the top of the fixing rod is provided with a top plate, the bottom of the top plate is fixedly connected with a connecting rod, and the top of the bottom plate is provided with a limiting mechanism. The limiting mechanism comprises two limiting grooves formed in the left side and the right side of the connecting rod, and springs are fixedly connected to the inner walls of the opposite sides of the two limiting grooves. According to the adjustable oval framework of the bag-type dust collector, by arranging the limiting mechanism, the framework has a limiting function, and the effect of limiting the connecting rods is achieved, so that the length of the connecting rods is conveniently adjusted, and then the length of the framework is adjusted, so that the adjustable oval framework is suitable for bags with different sizes; and