Mining open connection ring is applicable to double scraper conveyor and transfer machine under the coal mine, which is connected with mine high strength round link chain and scraper.

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There are many ways to use connecting ring, but the overall purpose is the same. All of them are used on the scraper, which belong to the scraper accessories.

Connecting ring is mainly to pivot a rotating ring body at both ends of a connecting ring body.

Connecting ring feature: the body is a hollow positive cylinder, two rotating ring bodies form a convex large inlay part from one end of the first line rod, and the other end bends the ring ring and then circles it around the straight section for positioning; the two rotating rings can be placed in the openings at both ends of the body by the convex large inlay part, and then be integrated by rolling and closing the pintle; through the utility model, the openings at both ends of the body can obtain the horizontal symmetrical closing effect In this way, the strength and flexibility of the combination can be improved.