Reliable connection structure for bolt and pre-buried plate

Abstract

The present disclosure discloses a reliable connection structure for a bolt and a pre-buried plate, including a component, where a bolt through hole is provided on the component. An upper connecting plate comes into contact with the component, a lower connecting plate is welded to the upper connecting plate, a pre-buried plate is welded to the lower connecting plate, a high-strength hexagonal head bolt comes into contact with the pre-buried plate, and the high-strength hexagonal head bolt is slidably connected to the lower connecting plate.

What is claimed is: 
     
         1 . A reliable connection structure for a bolt and a pre-buried plate, comprising a component, wherein a bolt through hole is provided on the component, an upper connecting plate comes into contact with the component, a lower connecting plate is welded to the upper connecting plate, a pre-buried plate is welded to the lower connecting plate, a high-strength hexagonal head bolt comes into contact with the pre-buried plate, the high-strength hexagonal head bolt is slidably connected to the lower connecting plate, the high-strength hexagonal head bolt is slidably connected to the upper connecting plate, the high-strength hexagonal head bolt is slidably connected to the bolt through hole, an outer side of the high-strength hexagonal head bolt is connected to a high-strength hexagonal head nut through a screw thread, and the high-strength hexagonal head nut comes into contact with a gasket. 
     
     
         2 . The reliable connection structure for the bolt and the pre-buried plate according to  claim 1 , wherein a bolt through groove is provided on the upper connecting plate, and the high-strength hexagonal head bolt is slidably connected to inside of the bolt through groove. 
     
     
         3 . The reliable connection structure for the bolt and the pre-buried plate according to  claim 2 , wherein number of the bolt through grooves is three, and the three bolt through grooves are unevenly distributed on the upper connecting plate. 
     
     
         4 . The reliable connection structure for the bolt and the pre-buried plate according to  claim 1 , wherein a bolt head self-locking card slot is provided on the lower connecting plate, and the high-strength hexagonal head bolt is slidably connected to inside of the bolt head self-locking card slot. 
     
     
         5 . The reliable connection structure for the bolt and the pre-buried plate according to  claim 4 , wherein number of the bolt head self-locking card slots is three, and the three bolt head self-locking card slots are unevenly distributed on the lower connecting plate. 
     
     
         6 . The reliable connection structure for the bolt and the pre-buried plate according to  claim 1 , wherein the gasket is slidably connected to the high-strength hexagonal head bolt, and the gasket comes into contact with the component.