The structure and principle of new type pipe explosionproof valve were introduced, and it was compared with the traditional pipe explosionproof valve. This new type pipe explosionproof valve is easy to operate, to control, etc. It can make the hydraulic cyinders have excellent uniformity of fine control in any position. Actuator can fall safely down from a high to a low position in the conditions of pipeline rupture.So this new type pipe explosionproof valve ensures the safety of construction site personnel. The valve has been widely used in lifting machinery, such as excavators and backhoe loaders.