154S98 / 012302 type derailleur, also known as chain splitter, is suitable for Zhangjiakou series SGZ800 / 800 coal mine scraper conveyor for underground coal mine.
        This type of derailleur is used in the head drive part. Its function is to separate the chain from the sprocket during the normal operation of the scraper conveyor. The derailleur is also vulnerable due to continuous contact with the sprocket and chain Parts.

        According to the type of use, it can be divided into: 630 scraper, 730 scraper, 800 scraper, 830 scraper, 880 scraper and other models.
        According to the main engine factory, it can be divided into: Zhangjiakou coal derailleur, Northwest Benniu derailleur, Shandong mining derailleur, Shanxi coal machine derailleur, Zheng coal derailleur