charging opening

In the furnace body, the medial side of the material charging and discharging opening is equipped with a spiral material guide plate.

在炉体内，位于物料进出口的内侧设有螺旋导料板。

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A side suction cover of a foldable smoke pipe is in correspondence with a material charging and discharging opening of the furnace body.

折叠式烟管的侧吸罩与炉体的物料进出口相对。

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It is proposed that there is a quicker valve-opening speed during the lift of the valve with asymmetrical, N-times harmonic wave cam, and an enlarged wrap angle during the buffer, which can effectively increase the lifting range of tappet stem and approve charging;

非对称N次谐波凸轮的气门上升段的气门开启速度可取得较大，并将缓冲段包角增大，可以有效地提高上升段的挺柱升程丰满系数，改善充气性能；

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