Single-fluid two-way composite three-position four-way reversing valve

The utility model discloses a single-fluid two-way composite three-position four-way reversing valve which comprises a main valve body, reversing oil cavities arranged in a penetrating mode are formed in the two ends in the main valve body, and the positions, located at the two ends of the reversing oil cavities, of the main valve body are in threaded connection with two symmetrically-arranged oil outlet plugs. Two symmetrically-arranged top oil adjusting pipelines are arranged on the upper surface of the main valve body, four oil control pipelines are arranged on the lower surface of the main valve body, and the oil control pipelines and the top oil adjusting pipelines penetrate through the reversing oil cavity. According to the utility model, the reversing valve is more intelligent and has stronger automation. 本实用新型公开了单流体双向复合三位四通换向阀，包括主阀体，主阀体内两端位置开设有贯穿设置的换向油腔，所述主阀体位于换向油腔两端位置螺纹连接有两个对称设置的出油堵头，所述主阀体上表面开设有两个对称设置的顶部调油管道，所述主阀体下表面位置开设有四个控油管道，所述控油管道和顶部调油管道均与换向油腔呈贯穿设置。本实用新型使得换向阀更加的智能和具有较强的自动化。