Multilayer PCB board convenient to components and parts installation

The utility model discloses a multilayer PCB board convenient to components and parts installation, its technical scheme main points include the PCB edition of books physically, PCB edition of books body package base plate, insulating layer and circuit layer, the jack has been seted up on the PCB edition of books body, the one end that the jack is close to the circuit layer is equipped with the pad around, the jack internal fixation has along a plurality of flexure strips of circumference equipartition, be equipped with the deformation groove that ammunition feed nature piece warp on the jackinner wall, the jack includes toper groove and vertical hole, the toper groove is close to the pad, the diameter that the flexure strip enclosed and the pin diameter at toper groove middle part equal,the utility model discloses have and be convenient for install electronic components, improve the function of installation effectiveness. 本实用新型公开了种便于元器件安装的多层PCB板，其技术方案要点包括PCB板本体，所述PCB板本体包基板，绝缘层和电路层，所述PCB板本体上开设有插孔，所述插孔靠近电路层的端的