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为了防止压力表上的表针震动,可以在压力表和管子之间的连接处安一个缓冲器。缓冲器构造如附图,是管头1和一个带有梯形螺纹的小螺杆2组成。将小螺杆放在管接头里面,压力表拧到管接头的内螺
In order to prevent needle vibration on the pressure gauge, you can install a buffer between the pressure gauge and the pipe connection. The structure of the bumper is shown in the drawing as a tube head 1 and a small screw 2 with a trapezoidal thread. Place the small screw inside the pipe fitting and the pressure gauge to the female screw on the pipe fitting