Variable-pitch slip ring for deicing purpose

By introducing a combination of temperature-controlled switches and heaters into the pitch slip ring, the icing problem of rotating equipment in cold conditions is solved, and through improved structural design, disassembly and maintenance are simplified, signal loop output is stabilized, and cost is reduced.

CN222650105UActive Publication Date: 2025-03-21SHENZHEN MOFLON TECH CO LTD
0 Cites 0 Cited by

Patent Information

Application Number
CN202421594976.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-08
Publication Date
2025-03-21
Estimated Expiration
2034-07-08

AI Technical Summary

Technical Problem

In cold climates, rotating equipment is prone to freezing, destroying aerodynamic characteristics and reducing power output; at the same time, the existing variable pitch deicing slip ring structure is difficult to disassemble and maintain, and the signal loop output is unstable, which increases costs.

Method used

A pitch slip ring for deicing is designed, using a combination of temperature-controlled switches and heaters to prevent icing; a screw connection is set between the encoder housing and the cover plate for easy disassembly; a window cover plate and hexagon screw are set for easy maintenance; it is divided into a signal chamber and a power chamber, and a large and small head spindle structure is adopted to stabilize the signal loop output and reduce costs.

Benefits of technology

Effectively prevent icing, simplify troubleshooting and maintenance, stabilize signal loop output, and reduce costs.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The utility model relates to the technical field of variable pitch slip rings, and discloses a variable pitch slip ring for deicing, which comprises a device main body and a slip ring jacket, the device main body comprises a rotor end assembly, a shaft sleeve assembly, a box frame main shaft assembly and an encoder assembly, and the box frame main shaft assembly comprises a support rod, a main shaft, a heater 2 and a heater 1. According to the variable-pitch slip ring for the deicing purpose, the temperature control switch, the first heater and the second heater are arranged, when the variable-pitch slip ring works at the low temperature, the first heater and the second heater are controlled to work through the temperature control switch, and therefore the deicing requirement is met; when the encoder is disassembled and assembled, the encoder is installed in the encoder shell and the encoder shell cover plate, and the encoder shell and the encoder shell cover plate are installed through the screws, so that disassembly is convenient, and the encoder can be quickly disassembled and reassembled.
Need to check novelty before this filing date? Find Prior Art