The utility model relates to the field of water heating equipment, in particular to a pressure control valve. The constant pressure control valve comprises a valve body, valve cover, valve plug and a spring, which is characterized in that the hollow valve body, the valve body is provided with a water inlet and a water outlet, the valve sleeve is provided with a hole, the valve plug is hollow, and having an open end, the valve plug is arranged on the side wall of a hole is arranged in the valve body, valve cover slide valve, plug valve sleeve, which can only be from the open end of the valve plug, the valve plug and valve sleeve through hole arranged on the through hole in the inlet and outlet of the valve body is opened, the valve plug has a spring, a spring is arranged in the valve body, one end of the spring and spring the plug with the matched. The utility model can be widely used in the cold water access terminal of the bathing equipment, thereby providing the water supply with stable flow for the bathing equipment, and has the advantages of simple structure and convenient assembly.
【技术实现步骤摘要】
【技术保护点】
一种衡压控制阀，包括阀体、阀套、阀塞及弹簧，其特征在于：阀体中空，阀体上开设有进水口和出水口，阀套上开设有过水孔，阀塞中空，并具有一开口端，阀塞侧壁上开设有过水孔，阀套设置在阀体内，阀塞可滑动地设置阀套内，使得仅可以由阀塞的开口端、阀塞上开设的过水孔及阀套上开设的过水孔将所述阀体的进水口和出水口连通，阀塞上具有弹簧配合部，弹簧设置在阀体内，弹簧的一端与阀塞的弹簧配合部配合。
【技术特征摘要】
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