Title:
ROLLER JOURNAL PROTECTOR, CRUSHING ROLLER UNIT AND CRUSHER, AND METHOD FOR MAINTENANCE MANAGEMENT OF ROLLER JOURNAL PROTECTOR
Document Type and Number:
WIPO Patent Application WO/2017/110741
Kind Code:
A1
Abstract:
The present invention prevents fine powders from colliding with a roller journal so as to inhibit generation of friction, improves workability in maintenance and management, and further reduces the risk of causing damage to a base material. Provided is a protector for protecting a roller journal section (20J) and installed in a crushing roller unit (20) that is provided with: a journal head (23) disposed on a peripheral wall (11b) of a housing (11) of a crusher; and a crushing roller (21) having a roller main body (21c) for crushing solid objects on the top surface of a crushing table (13), and that has, beneath a shaft section (21b), a carrier gas outlet (32) for blowing out a carrier gas upward, said protector having: a mounting panel part (41) which is mounted to the journal head (23); and a shield (42) of which a base end (42a) is fixed to the mounting panel part (41), and which covers the area where the carrier gas from the carrier gas outlet (32) hits to protect that area from collision with the fine powders.
Inventors:
YAMAGUCHI SOTARO (JP)
MATSUZAKI KOKI (JP)
MATSUZAKI KOKI (JP)
Application Number:
PCT/JP2016/087785
Publication Date:
June 29, 2017
Filing Date:
December 19, 2016
Export Citation:
Assignee:
MITSUBISHI HITACHI POWER SYS (JP)
International Classes:
B02C15/04
Foreign References:
| CN104815744A | 2015-08-05 | |||
| JP2000140663A | 2000-05-23 | |||
| JP2010125356A | 2010-06-10 |
Attorney, Agent or Firm:
SANADA Tamotsu (JP)
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