Drive with submersible motor via coaxial spur gear.
潜水电机通过同轴齿轮驱动。
2
Another one is to connect the injection pump to the driving gear with flange to avoid the influence from machining error of shaft and coaxial degree while installing.
二是将喷油泵与驱动齿轮间的连接方式改用法兰来连接，避免了由于轴的加工误差和安装同轴度的影响。
3
Motor and gear pump with elastic shaft coupling, coaxial degree is less than 0.1 mm, Angle shall not be greater than 1 degree.