Pressure testing system and pressure testing method
A pressure test and pressure test machine technology, which is applied in the direction of measuring the increase and decrease rate of the fluid, and using the liquid/vacuum degree to measure the liquid tightness, etc., can solve the problems of poor effect and difficult detection of sealing effect, and achieve simple structure , easy and fast operation, and the effect of improving the efficiency of pressure testing
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[0031] The invention relates to a sealing device, in particular to a nylon end face sealing device for a pressure test system.
[0032] see Figure 1 to Figure 3 , a kind of pressure test system that the present invention relates to, comprises pressure test tool 4, also comprises solid plug 1, hollow head 2 and nylon packing 3, wherein, one end of solid plug 1 is connected with output end of pressure test tool 4 , the other end is a solid joint 101; one end of the hollow head 2 is connected to the input end of the pressure test tool 4, and the other end is a hollow joint 201, and a liquid hole 202 is provided in the middle of the hollow head 2; one end of the nylon packing 3 can be connected to the hydraulic pressure The cylinder is connected, and the other end is a sealing end surface that can be matched with the hollow joint 201 on the hollow head 2 . The nylon packing 3 is provided with an inner hole 301 that can communicate with the liquid hole 202 .
[0033] The diameter...
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