Side-by-side bolt assembly and transformer assembly

The utility model provides a side-by-side bolt assembly and a transformer assembly, the side-by-side bolt assembly comprises a first nut and a second nut, the first nut is connected with the second nut, the first nut is provided with a first screw hole, and the second nut is provided with a second screw hole; the first bolt is connected into the first screw hole; according to the lever principle, in the process of fastening the first bolt or the second bolt, mutual counter-acting force is generated between the first nut and the second nut, the first nut and the second nut are prevented from rotating, and personnel damage caused by slipping of an operation wrench due to improper cooperation during operation of two persons is avoided; meanwhile, the working efficiency is greatly improved. 本申请提出一种并排螺栓组件及变压器组件，包括：第一螺母和第二螺母，所述第一螺母和所述第二螺母相连，所述第一螺母具有第一螺孔，所述第二螺母具有第二螺孔；第一螺栓，所述第一螺栓连接于所述第一螺孔内；第二螺栓，所述第二螺栓连接于所述第二螺孔内，利用杠杆原理，在紧固第一螺栓或者第二螺栓过程中，第一螺母和第二螺母之间产生相互反作用力，防止第一螺母和第二螺母转动，避免两人操作时因配合不当操作扳手滑脱造成的人员受损，同时大大提高工作效率。