Insulating glass controllable charging and exhausting device

Summary
An insulating glass charging and discharging device is provided with an aluminum frame 5 on the inner side of the double-layer flat glass, and a cavity is formed by sealing the inner and outer sealant 3, 4 and the double-layer flat glass, and the feature is: in the aluminum frame 5 is provided with a charging and exhausting support 6, a trapezoidal charging and exhausting nut 7, and a charging and discharging screw 8; the charging and exhausting support 6 is sealingly connected with the aluminum frame 5, and the charging and exhausting nut 7 is passed through the external thread of the nut 17 The internal thread 16 of the charging and exhausting support 6 is screwed, and the charging and exhausting screw 8 is screwed to the internal threaded center through hole 18 of the charging and exhausting nut 7 through the external thread 19 of the screw. The charging and exhausting passes through the air hole 13 and the central hole 14, first exhausting and then inflating. When the technical indicators are reached, the processing equipment channel is closed, and the charging and exhausting nut is tightened to make the charging and discharging screw move outward. The sealing head can be completed by sealing the sealing head on the charging and exhausting screw and the O-ring sealing the air hole. The utility model has the advantages of simple and reliable sealing, simple and convenient operation.