Flat mesh wick structure of ultrathin heat pipe and ultrathin heat pipe having the same

Abstract

A flat mesh wick structure of an ultrathin heat pipe and an ultrathin heat pipe having the same are provided in the present disclosure. The mesh wick structure is included of a plurality of braided wires, and each of the braided wires is included of a plurality of intercrossed segments arranged at interval and a plurality of connecting segments connected between the adjacent intercrossed segments, wherein the intercrossed segment of each braided wire is of a flat shape. The flat mesh wick structure is constituted thereby.

What is claimed is: 
     
         1 . A flat mesh wick structure of an ultrathin heat pipe, the flat mesh wick structure comprising:
 a plurality of braided wires, each of the braided wires comprising a plurality of intercrossed segments arranged at interval and a plurality of connecting segments connected between the adjacent intercrossed segments;   wherein each intercrossed segment of each braided wire is of a flat shape.   
     
     
         2 . The flat mesh wick structure of an ultrathin heat pipe according to  claim 1 , wherein a flat external surface is formed on the intercrossed segment of each braided wire. 
     
     
         3 . The flat mesh wick structure of an ultrathin heat pipe according to  claim 2 , wherein a flat intercrossed surface is formed on the intercrossed segment of each braided wire, and the intercrossed surfaces are arranged opposite to the external surfaces. 
     
     
         4 . The flat mesh wick structure of an ultrathin heat pipe according to  claim 3 , wherein the braided wires are respectively arranged along a first direction and a second direction to intercross with each other, and the intercrossed surfaces of any two intercrossed braided wires are attached to each other. 
     
     
         5 . The flat mesh wick structure of an ultrathin heat pipe according to  claim 4 , wherein an interval between the external surfaces of two intercrossed braided wires is less than 0.05 mm. 
     
     
         6 . An ultrathin heat pipe, comprising:
 a flat tube having a vapor channel therein; and   a mesh wick structure arranged in the vapor channel of the flat tube and comprising a plurality of braided wires, each of the braided wires comprising a plurality of intercrossed segments arranged at interval and a plurality of connecting segments connected between the adjacent intercrossed segments;   wherein the intercrossed segment of each braided wire is of a flat shape.   
     
     
         7 . The ultrathin heat pipe according to  claim 6 , wherein a flat external surface is formed on the intercrossed segment of each braided wire. 
     
     
         8 . The ultrathin heat pipe according to  claim 7 , wherein a flat intercrossed surface is formed on the intercrossed segment of each braided wire, and the intercrossed surfaces are arranged opposite to the external surfaces. 
     
     
         9 . The ultrathin heat pipe according to  claim 8 , wherein the braided wires are arranged along a first direction and a second direction to intercross with each other, and the intercrossed surfaces of any two intercrossed braided wires are attached to each other. 
     
     
         10 . The ultrathin heat pipe according to  claim 9 , wherein the interval between the external surfaces of two intercrossed braided wires is less than 0.05 mm. 
     
     
         11 . The ultrathin heat pipe according to  claim 10 , wherein the flat tube is comprised of a bottom wall, an upper wall arranged opposite to and at interval with the bottom wall, and two lateral walls connected between the bottom wall and the upper wall, the vapor channel is surrounded and formed thereby. 
     
     
         12 . The ultrathin heat pipe according to  claim 11 , wherein the mesh wick structure is attached on an internal surface of the bottom wall. 
     
     
         13 . The ultrathin heat pipe according to  claim 12 , wherein the mesh wick structure is comprised of at least one supporting wick structure, the supporting wick structure is arranged on the mesh wick structure, and the supporting wick structure is contacted only a part of the mesh wick structure and the upper wall. 
     
     
         14 . The ultrathin heat pipe according to  claim 13 , wherein the supporting wick structure is made of at least one of the group consisted of sintered powder, mesh and fiber. 
     
     
         15 . The ultrathin heat pipe according to  claim 12 , wherein only a part in the flat tube is occupied by the mesh wick structure.