Heat exchanger pipe and manufacturing method therefor

Abstract

The present invention relates to a heat exchanger pipe, which enables heat exchange between fluid flowing along the interior of the pipe and fluid existing exterior of the pipe, and the manufacturing method therefor, in particular, a heat exchanger pipe and manufacturing method therefor such that enhances flow of fluid within the pipe's interior, increases heat exchange rate by making more contact, enhancing adherence property and sealing property between the outer pipe and the insertion in the interior of said outer pipe in the manufacturing process, and at the same time is easy to manufacture.

What is claimed is: 
     
         1 . A heat exchanger pipe wherein consists of
 a cylindrical outer pipe,   a primary half part shell and secondary half part shell such that the outer surface is in contact with the inner surface of said outer pipe, if each comprises of a semicylinder form, and they are combined facing each other within the interior of said outer pipe,   and the primary rib and secondary rib arranged orthogonal to the hypothetical boundary surface partitioning said primary half part shell and secondary half part shell, extending from each inner surface of said primary half part shell and secondary half part shell towards the interior space, but with   a multiple of said primary rib, the length of said primary ribs are adjusted such that an ‘S’ shape is formulated when the terminals of said primary ribs are connected by an imaginary line,   a multiple of said secondary rib, the length of said secondary ribs are adjusted such that an ‘S’ shape is formulated when the terminals of said secondary ribs are connected by an imaginary line,   and the terminals of said primary rib and secondary rib are separated.   
     
     
         2 . The heat exchanger pipe in  claim 1 , wherein
 a primary half part insertion consisting of said primary half part shell and primary rib and a secondary half part insertion consisting of said secondary half part shell and secondary rib are identically shaped through pressing out, but the cross section of said primary half part insertion and secondary half part insertion are bilaterally symmetrical.   
     
     
         3 . The heat exchanger pipe in  claim 2 , wherein
 terminals of both sides of said primary half part shell and terminals of both sides of secondary half part shell are each shaped in flat form, but   a certain length from the terminal of said flat primary half part shell includes a primary bend bent towards said outer pipe, a certain length from the terminal of said flat secondary half part shell includes a secondary bend bent towards said outer pipe,   the primary half part shell and secondary half part shell are inserted facing each other in the interior of said outer pipe and accordingly if pressure is applied on said outer pipe, said primary bend and secondary bend are straightened, and the flat terminal of said primary half part shell and the flat terminal of said secondary half part shell are adhered and joined.   
     
     
         4 . The heat exchanger pipe in  claim 3 , wherein
 multiple primary bumps are formed on the cross section of said primary half part shell, multiple secondary bumps are formed on the cross section of said secondary half part shell, thus pressure is applied on said outer pipe and when assembled said primary bumps and secondary bumps adhere as they interlock.   
     
     
         5 . The heat exchanger pipe in  claim 1 , wherein
 heat exchange grooves are formed on the surface of said outer pipe to expand surface area.   
     
     
         6 . The heat exchanger pipe in  claim 1 , wherein
 In the portions of both of the length-wise terminals of said primary half part shell and secondary half part shell of said outer pipe, trap tongues, each projected towards each interior, are formed to prevent said primary half part shell and secondary half part shell from breaking away from said outer pipe.   
     
     
         7 . The heat exchanger pipe manufacturing method that manufactures a heat exchanger pipe identical to that in  claim 1 , wherein consists steps of:
 preparing an insertion such that said primary half part shell and secondary half part shell are placed erect on top of a upper portion table identical to the diameter of said primary half part shell and secondary half part shell combined facing each other,   preparing an outer pipe that enables placing said outer pipe erect on top of a lower portion table, such that supports the lower part of said upper portion table but has a larger diameter than said upper portion table, such that said primary half part shell and secondary half part shell are placed within the interior of said outer pipe,   preparing to apply pressure to place the dies mold, such that is equipped with a taper component in the interior of the lower side and a pressure applying component in the interior of the upper side of said taper component, the diameter of the lower part of said taper component identical to the external diameter of said outer pipe, the diameter of said pressure applying component identical to the external diameter of said primary half part shell and secondary half part shell combined, on the upper side of said outer pipe,   in a condition such that said dies mold is descended until the outer pipe is inserted in the interior of said dies mold, a pressure application step in which said dies mold is pushed down to apply pressure on the outer pipe with said pressure applying component so that the inner surface of said outer pipe is adhered to the outer surface of said primary half part shell and secondary half part shell.   
     
     
         8 . The heat exchanger pipe manufacturing method that manufactures a heat exchanger pipe identical to that in  claim 2 , wherein consists steps of:
 preparing an insertion such that said primary half part shell and secondary half part shell are placed erect on top of a upper portion table identical to the diameter of said primary half part shell and secondary half part shell combined facing each other,   preparing an outer pipe that enables placing said outer pipe erect on top of a lower portion table, such that supports the lower part of said upper portion table but has a larger diameter than said upper portion table, such that said primary half part shell and secondary half part shell are placed within the interior of said outer pipe,   preparing to apply pressure to place the dies mold, such that is equipped with a taper component in the interior of the lower side and a pressure applying component in the interior of the upper side of said taper component, the diameter of the lower part of said taper component identical to the external diameter of said outer pipe, the diameter of said pressure applying component identical to the external diameter of said primary half part shell and secondary half part shell combined, on the upper side of said outer pipe,   in a condition such that said dies mold is descended until the outer pipe is inserted in the interior of said dies mold, a pressure application step in which said dies mold is pushed down to apply pressure on the outer pipe with said pressure applying component so that the inner surface of said outer pipe is adhered to the outer surface of said primary half part shell and secondary half part shell.   
     
     
         9 . The heat exchanger pipe manufacturing method that manufactures a heat exchanger pipe identical to that in  claim 3 , wherein consists steps of:
 preparing an insertion such that said primary half part shell and secondary half part shell are placed erect on top of a upper portion table identical to the diameter of said primary half part shell and secondary half part shell combined facing each other,   preparing an outer pipe that enables placing said outer pipe erect on top of a lower portion table, such that supports the lower part of said upper portion table but has a larger diameter than said upper portion table, such that said primary half part shell and secondary half part shell are placed within the interior of said outer pipe,   preparing to apply pressure to place the dies mold, such that is equipped with a taper component in the interior of the lower side and a pressure applying component in the interior of the upper side of said taper component, the diameter of the lower part of said taper component identical to the external diameter of said outer pipe, the diameter of said pressure applying component identical to the external diameter of said primary half part shell and secondary half part shell combined, on the upper side of said outer pipe,   in a condition such that said dies mold is descended until the outer pipe is inserted in the interior of said dies mold, a pressure application step in which said dies mold is pushed down to apply pressure on the outer pipe with said pressure applying component so that the inner surface of said outer pipe is adhered to the outer surface of said primary half part shell and secondary half part shell.   
     
     
         10 . The heat exchanger pipe manufacturing method that manufactures a heat exchanger pipe identical to that in  claim 4 , wherein consists steps of:
 preparing an insertion such that said primary half part shell and secondary half part shell are placed erect on top of a upper portion table identical to the diameter of said primary half part shell and secondary half part shell combined facing each other,   preparing an outer pipe that enables placing said outer pipe erect on top of a lower portion table, such that supports the lower part of said upper portion table but has a larger diameter than said upper portion table, such that said primary half part shell and secondary half part shell are placed within the interior of said outer pipe,   preparing to apply pressure to place the dies mold, such that is equipped with a taper component in the interior of the lower side and a pressure applying component in the interior of the upper side of said taper component, the diameter of the lower part of said taper component identical to the external diameter of said outer pipe, the diameter of said pressure applying component identical to the external diameter of said primary half part shell and secondary half part shell combined, on the upper side of said outer pipe,   in a condition such that said dies mold is descended until the outer pipe is inserted in the interior of said dies mold, a pressure application step in which said dies mold is pushed down to apply pressure on the outer pipe with said pressure applying component so that the inner surface of said outer pipe is adhered to the outer surface of said primary half part shell and secondary half part shell.   
     
     
         11 . The heat exchanger pipe manufacturing method that manufactures a heat exchanger pipe identical to that in  claim 5 , wherein consists steps of:
 preparing an insertion such that said primary half part shell and secondary half part shell are placed erect on top of a upper portion table identical to the diameter of said primary half part shell and secondary half part shell combined facing each other,   preparing an outer pipe that enables placing said outer pipe erect on top of a lower portion table, such that supports the lower part of said upper portion table but has a larger diameter than said upper portion table, such that said primary half part shell and secondary half part shell are placed within the interior of said outer pipe,   preparing to apply pressure to place the dies mold, such that is equipped with a taper component in the interior of the lower side and a pressure applying component in the interior of the upper side of said taper component, the diameter of the lower part of said taper component identical to the external diameter of said outer pipe, the diameter of said pressure applying component identical to the external diameter of said primary half part shell and secondary half part shell combined, on the upper side of said outer pipe,   in a condition such that said dies mold is descended until the outer pipe is inserted in the interior of said dies mold, a pressure application step in which said dies mold is pushed down to apply pressure on the outer pipe with said pressure applying component so that the inner surface of said outer pipe is adhered to the outer surface of said primary half part shell and secondary half part shell.   
     
     
         12 . The heat exchanger pipe manufacturing method that manufactures a heat exchanger pipe identical to that in  claim 6 , wherein consists steps of:
 preparing an insertion such that said primary half part shell and secondary half part shell are placed erect on top of a upper portion table identical to the diameter of said primary half part shell and secondary half part shell combined facing each other,   preparing an outer pipe that enables placing said outer pipe erect on top of a lower portion table, such that supports the lower part of said upper portion table but has a larger diameter than said upper portion table, such that said primary half part shell and secondary half part shell are placed within the interior of said outer pipe,   preparing to apply pressure to place the dies mold, such that is equipped with a taper component in the interior of the lower side and a pressure applying component in the interior of the upper side of said taper component, the diameter of the lower part of said taper component identical to the external diameter of said outer pipe, the diameter of said pressure applying component identical to the external diameter of said primary half part shell and secondary half part shell combined, on the upper side of said outer pipe,   in a condition such that said dies mold is descended until the outer pipe is inserted in the interior of said dies mold, a pressure application step in which said dies mold is pushed down to apply pressure on the outer pipe with said pressure applying component so that the inner surface of said outer pipe is adhered to the outer surface of said primary half part shell and secondary half part shell.