2results about How to "Improve pressure test efficiency" patented technology

This utility model discloses a strength testing device for construction projects, relating to the field of engineering testing technology. The device includes a protective frame, a crushing box, and two support plates. Four support legs are fixedly installed at the bottom of support plate one, and support plate two is fixedly installed on the upper part of the four support legs. An electric cylinder is fixedly installed on support plate one, and a pressure plate is fixedly connected to the output end of the electric cylinder. The protective frame is fixedly installed on support plate two, and clamping components are provided on both the left and right sides of the protective frame. A crushing box is fixedly connected to the bottom of support plate two, and a fan and a discharge port are respectively provided on the left and right sides of the crushing box. The crushing box contains a crushing roller one, a crushing roller two, a guide plate one, and a guide plate two. When using this utility model, the concrete to be tested is placed inside the protective frame and fixed by the two clamping components. After crushing, it enters the crushing box below through the discharge hole. It has advantages such as good fixing effect and convenient waste removal.

The utility model discloses a kind of oilfield operation pneumatic pressure testing device, it includes main support, pressure generation module and pressure transmission component.Pressure generation module generates pressure by air cylinder, piston and driving rod, pressure transmission component is composed of gas holder, pressure regulating valve and output connector, realize pressure storage and regulation.Gas holder is equipped with partition and spring type check valve, prevent overpressure;Output connector uses corrosion-resistant coating and sealing ring to enhance the reliability of connection.The bottom of main support is equipped with supporting foot and non-slip mat, improve stability.The device is simple in structure, convenient to operate, can efficiently and stably complete pressure testing task, applicable to complex oilfield environment, significantly improve work efficiency and reduce labor intensity.