Long service life's high -tension fuse

The utility model relates to a distribution equipment technical field, and disclose a long service life's high -tension fuse, including the ceramic -insulated pipe, the inboard fixedly connected with arc extinguishing sleeve pipe of ceramic -insulated pipe, the inboard fixedly connected with fuse tube of arc extinguishing sheathed tube, the inside fixedly connected with fusing element of fuse tube, fusing element's middle part fixedly connected with pombe, fusing element's one end fixedly connected with fuse device, fuse device's outside is provided with the cushion, the outside of cushion is located the end cap of ceramic -insulated outside of tubes portion through bolt fixedly connected with, the middle part fixedly connected with connection piece on end cap surface, the ring has been seted up to the inside of connection piece. This long service life's high -tension fuse, through setting up the pombe, the pombe is the capsule metal, has guaranteed to reduce the fusion temperature of nickel -chromium fuse, h