| 摘要 |
Abstract The present invention is provided with a pneumatic inductive control device of a pneumatic drain valve, which comprising an inductor, a controller, a power driven gas pump, gas connecting pipes and at least one electromagnetic valve; the output of the inductor is 5 connected to the input of the controller, the outputs of the controller are respectively connected to the input terminal of the electromagnetic valve and the input terminal of the power driven gas pump; the gas outlet of the power driven gas pump is connected to the gas inlet of the electromagnetic valve by gas connecting pipe; the gas inlet of at least one gas chamber of the pneumatic drain valve is connected to the gas outlet of the 0 electromagnetic valve by gas connecting pipe. The present invention adds an inductive control mode to the pneumatic drain valve, and the assembly position is not limited, thus satisfying the users' assembly need. 51 the gas 51 4 chamber the electromagnetic valve the power the driven ga the controller-- inductiv ump indow |7 the power 4 Ithe electromagnetic 51 valvethga chamber |
