Explosive -proof and intrinsic safety modular feed switch

The utility model discloses an explosive -proof and intrinsic safety modular feed switch has switch body I, switch body I comprises modular feed switch and explosive -proof shell I, main cavity I and wiring chamber I have in the explosive -proof shell I, place modular feed switch in the main cavity I, main cavity I comprises main cavity casing I, qianmen I and back door, and the top of main cavity I is equipped with wiring chamber I, the main circuit of having concentrated whole major loops in the wiring chamber I advances terminal outgoing lines and control and communication circuit connection terminal, and wiring chamber I is by wiring chamber casing I, is located the mating flange on wiring I right side in the chamber, is located I left main circuit entrance bell in the wiring chamber, is located the control and the communication circuit business turn over line horn mouth of wiring I front side in the chamber, be qualified for the next round of competitions horn mouth and be located the end cover constitution at wiring I top in the chamber of the main circuit that is located I rear side in the wiring chamber. Not only realized smallly, light in weight's purpose still has convenient transportation and maintenance, swiftly equipment or the advantage dismantled.