Electromagnetically-driven buffer type gas injection valve

The invention discloses an electromagnetically-driven buffer type gas injection valve. The electromagnetically-driven buffer type gas injection valve comprises a valve body, a valve core, a valve seat and a buffer mechanism, wherein a valve plate of the valve core is provided with an outer sealing c...

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Bibliographische Detailangaben
Hauptverfasser: Wu Longlong, Wang Haotian, Wu Pengchao, Zheng Zaiqiang, Mou Dawei, Cong Tianzeng, Wang Xiuqiang, Wang Lifeng, Xin Gaoyang, Wang Mengxiao
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses an electromagnetically-driven buffer type gas injection valve. The electromagnetically-driven buffer type gas injection valve comprises a valve body, a valve core, a valve seat and a buffer mechanism, wherein a valve plate of the valve core is provided with an outer sealing conical surface; the valve seat is provided with an inner sealing conical surface; a cone angle of the outer sealing conical surface is greater than or smaller than that of the inner sealing conical surface; the buffer mechanism comprises a buffer seat which is provided with an end cover; the buffer seat is fixedly arranged on the valve body; a buffer block and a damping block are movably arranged in a cavity defined by the buffer seat and the end cover; the buffer seat is provided with an impact surface; a part of the damping block is positioned between the impact surface of the buffer seat and the inner side end surface of the end cover; an elastic cushion is arranged between the part of the damping block and the