Tensioning mechanism for clamping injection valve in internal combustion engine, internal combustion engine and device

The utility model relates to a tensioning mechanism for clamping an injection valve into an internal combustion engine, the internal combustion engine and equipment. The tensioning mechanism (1) used for clamping the injection valve (2) into the internal combustion engine comprises an opening (3) used for containing the injection valve (2); two bearing surfaces (4), the bearing surfaces (4) being arranged substantially opposite one another on the first axis (5) with respect to the opening (3), and the bearing surfaces (4) being designed such that they can be operatively connected to the injection valve (2); two fastening regions (6) which can be connected to the internal combustion engine via fastening means (7), the fastening regions (6) being arranged substantially on a second axis (8); and two cutouts (9), the two cutouts (9) being arranged on the second axis (8) and the two cutouts (9) being designed such that the tensioning mechanism (1) can be pushed onto the injection valve (2). 本实用新型涉及一种用于将喷射阀夹紧到内燃机中的