2015年1月15日星期四

The gas burner Valve operating mechanism



1.1 Gas burner Valve opening and closing operation direction, and all should be clockwise closing.

1.2 As the pipe network in the gas Burner Valves, often manually opening and closing, opening and closing rotation should not be too much, that is, large diameter gas burner Valves should be transferred within 200-600.

1.3 In order to facilitate opening and closing operation of a person under the plumber pressure conditions, the maximum torque should open and close 240N-m.

1.4 Gas burner gas safety burner valve opening and closing operation should end mortise and tenon, and the size standard, and facing the ground, so that people can be directly manipulated from the ground. With a wheel gas burner Valve does not apply to underground pipe network.

1.5 degree of gas Range Valves opening and closing the display panel: ① gas burner Valve opening and closing degree of scale line should be cast in the gearbox cover or change the direction of the display after the disc casing, all for the ground wire brush on the phosphor scale to show striking ; ② direct needle plate material in the better management of available stainless steel case, otherwise the painting of steel, do not use aluminum leather production; ③ direct drive needle eye-catching, stable fixation, accurate adjustment once the opening and closing, should be rivets locked.

1.6 If the gas burner Valve buried deeper, the operating mechanism and display the distance from the ground ≥1.5m, pole should have added facilities and fixed rate stability for the people observe and operated from the ground. That is, the pipe network in the gas burner Valve opening and closing operation, should not go down operations.

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