Patent ID: 9726273
Date: 2017-08-08
CPC Classifications: F16H

Claim:
1. A connecting device for connecting a pellet chamber to a gearbox having a front side wall having multiple inner bolt holes disposed on the front side wall around a power output hole and multiple outer bolt holes disposed on the front side wall outside the inner bolt holes, comprising: an adapting disc, having a disc body having a front side fixedly connected to the pellet chamber, and a rear side fixedly connected to the front side wall of the gearbox, and a through hole disposed at a middle part of the adapting disc, wherein the adapting disc has multiple inner through holes disposed on the disc body around the through hole, and multiple outer through holes disposed on the disc body outside the inner through holes, wherein locations of the inner through holes of the adapting disc and the inner bolt holes of the front side wall of the gearbox are correspondingly aligned with each other, and locations of the outer through holes of the adapting disc and the outer bolt holes of the front side wall of the gearbox are correspondingly aligned with each other, and wherein the rear side of the disc body of the adapting disc is fixedly connected to the front side wall of the gearbox by bolts passing through the outer through holes of the adapting disc and the corresponding outer bolt holes of the front side wall of the gearbox; and an annular adapter, having a base, a boss protruding from the base, and multiple bolt through holes disposed on the base around the bass, wherein locations of the bolt through holes of the annular adapter, the inner through holes of the adapting disc and the inner bolt holes of the front side wall of the gearbox are correspondingly aligned with each other, wherein the annular adapter is fixedly connected to the front side wall of the gearbox by bolts passing through the bolt through holes of the annular adapter, the inner through holes of the adapting disc and the inner bolt holes of the front side wall of the gearbox so that the adapting disc is located between the base of the annular adapter and the front side wall of the gearbox, wherein a power of the gearbox is outputted from the through hole of the adapting disc.