A high-precision contact-type fuse
By designing structures such as rotating parts, torsion springs and electromagnets in the fuse, the fuse main body is quickly assembled and automatically ejected, solving the problem of inconvenient disassembly and replacement of existing fuses and improving working efficiency.
CN117410154BActive Publication Date: 2025-04-01HEBEI BEIWEI BAOHU ELECTRIC EQUIP CO LTD
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Patent Information
- Application Number
- CN202311643134.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-04
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2043-12-04
AI Technical Summary
Technical Problem
Existing fuses are inconvenient when disassembling and replacing, and lack indication functions, making it difficult to quickly find fuses.
Method used
A high-precision fuse with a touch blade type is designed, using rotating parts, torsion springs and electromagnets, so that the main body of the fuse can be quickly assembled and automatically ejected, making it easy to replace and position the fuse fuse.
Benefits of technology
It realizes rapid assembly and automatic ejection of the fuse body, simplifies the replacement and positioning process, and improves work efficiency.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention discloses a contact blade type high-precision fuse, comprising a mounting seat, a first blade seat and a second blade seat are arranged on both sides of the mounting seat, a central axis is arranged on the first blade seat, a rotating member is rotatably sleeved on the central axis, a torsion spring is arranged between the rotating member and the central axis, a guide groove with a built-in movable block and an elastic member is arranged on the rotating member, a limiting portion is arranged on the side of the movable block, a magnet is arranged on the movable block, an electromagnet is arranged in the guide groove, an arc groove with a limiting groove at the bottom is arranged on the first conductive block, the limiting portion is inserted into the arc groove, a first plug interface with an avoidance port is arranged on the top of the first contact blade, a fuse wire connects the first contact blade and the second contact blade, a first contact point and a second contact point are respectively connected to the first contact blade and the second contact blade through a wire, at least one of the wires is provided with a normally open thermal sensitive power-on structure, and a third contact point and a fourth contact point connected in series with the electromagnet are arranged on the mounting seat. This fuse can quickly assemble the fuse body, and automatically pop out the fuse body when the fuse wire is blown.
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