An inflating connector (1, 2, 3), which is adapted for being detachably combined with a gas bottle and a gas nozzle, the inflating connector (1, 2, 3) comprising: a base having a first rod portion, a second rod portion opposite to the first rod portion, an assembling passageway located between the first and second rod portions (11, 12), a first gas passageway penetrating through the first rod portion axially and communicating with the assembling passageway, and a second gas passageway penetrating through the second rod portion axially and communicating with the assembling passageway, the first gas passageway having an entrance section communicating with the assembling passageway, an accommodating section communicating with the entrance section, and an exit located at the accommodating section, the second gas passageway being arranged for being connected with the gas nozzle; a pressure valve having a cover screwingly connected to the first rod portion, and an elastic member and a piston, which are accommodated in the accommodating section, the cover having an opening communicating with the exit, the piston being movably disposed in the accommodating section and having a plug portion capable of closing up the entrance section and a rod portion connected with the plug portion, the elastic member acting on the piston to make the plug portion close up the entrance section; a gas bottle connecting seat installed on a side of the assembling passageway, the gas bottle connecting seat having a gas inlet passageway, a gas outlet passageway communicating with the gas inlet passageway, a first connecting passageway communicating with the gas outlet passageway and the entrance section, and a second connecting passageway communicating with the gas outlet passageway and the second gas passageway, the gas inlet passageway being arranged for being connected with the gas bottle to enable gas in the gas bottle to flow to the gas outlet passageway; and a throttling valve installed on another side of the assembling passageway, the throttling valve having an operation unit and a throttling member connected with the operation unit and accommodated in the gas outlet passageway, the operation unit being arranged for driving the throttling member to displace back and forth along an axis of the gas outlet passageway to change size of a communication space between the gas outlet passageway and the first connecting passageway, the second connecting passageway and the gas inlet passageway. a base having a first rod portion, a second rod portion opposite to the first rod portion, an assembling passageway located between the first and second rod portions (11, 12), a first gas passageway penetrating through the first rod portion axially and communicating with the assembling passageway, and a second gas passageway penetrating through the second rod portion axially and communicating with the assembling passageway, the first gas passageway having an entrance section communicating with the assembling passageway, an accommodating section communicating with the entrance section, and an exit located at the accommodating section, the second gas passageway being arranged for being connected with the gas nozzle; a pressure valve having a cover screwingly connected to the first rod portion, and an elastic member and a piston, which are accommodated in the accommodating section, the cover having an opening communicating with the exit, the piston being movably disposed in the accommodating section and having a plug portion capable of closing up the entrance section and a rod portion connected with the plug portion, the elastic member acting on the piston to make the plug portion close up the entrance section; a gas bottle connecting seat installed on a side of the assembling passageway, the gas bottle connecting seat having a gas inlet passageway, a gas outlet passageway communicating with the gas inlet passageway, a first connecting passageway communicating with the gas outlet passageway and the entrance section, and a second connecting passageway communicating with the gas outlet passageway and the second gas passageway, the gas inlet passageway being arranged for being connected with the gas bottle to enable gas in the gas bottle to flow to the gas outlet passageway; and a throttling valve installed on another side of the assembling passageway, the throttling valve having an operation unit and a throttling member connected with the operation unit and accommodated in the gas outlet passageway, the operation unit being arranged for driving the throttling member to displace back and forth along an axis of the gas outlet passageway to change size of a communication space between the gas outlet passageway and the first connecting passageway, the second connecting passageway and the gas inlet passageway.