Easily-sliding wedge type parallel double-gate-disc gate valve
The invention discloses an easy-to-slide wedge-type parallel double-gate-disc gate valve in the technical field of engineering gate valves, which comprises a gate valve body and a transmission support frame mounted on the upper portion of the gate valve body, a magnetic driver is mounted on the tran...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an easy-to-slide wedge-type parallel double-gate-disc gate valve in the technical field of engineering gate valves, which comprises a gate valve body and a transmission support frame mounted on the upper portion of the gate valve body, a magnetic driver is mounted on the transmission support frame, and a control cavity is formed in the gate valve body. The bottom of the magnetic transmission device is connected with a wedge-shaped driving block with double wedge-shaped surfaces, the wedge-shaped driving block performs inclined surface driving on the sliding push block when sliding up and down, and the sliding push block slides towards the two sides. The wedge-shaped surface is changed into rolling friction, so that abrasion and friction force are reduced, and the service life is prolonged; the driving force is designed to be a magnetic pair and spring combined mode, a non-contact flashboard driving mode can be formed, the overall adjustable buffering force is larger, the instantaneous |
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