A ring-shaped air cleaner seal structure

Abstract

The utility model discloses a kind of annular air filter sealing structure, including shell and air inlet pipeline, filter paper is fixedly installed in shell, air inlet is equipped on the lateral wall of shell, air inlet corresponds with the outer periphery of filter paper, the end of shell is equipped with air outlet, air outlet is communicated with the central region of filter paper, annular groove is equipped on air outlet, annular groove is threadedly connected with air inlet pipeline, the bottom of annular groove is evenly provided with several compression springs, the top of several compression springs is fixedly connected with a movable ring plate, the top of movable ring plate is fixedly installed with sealing ring one, the upper end of sealing ring one is abutted with the end of air inlet pipeline, the inner wall of sealing ring one is sealed and fits with the inner lateral wall of annular groove, the sealing ring one of the utility model is extruded deformation under the elastic force of compression spring and the pressure exerted by air inlet pipeline jointly, fill the tiny gap between sealing ring one and the inner lateral wall of annular groove, ensure good sealing performance.

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