Electro Fiber Pulling Apparatus with Spiral Rod

Abstract

An electro fiber pulling apparatus with spiral rod is provided for generating fibers or fiber web structure from a viscous liquid (such as polymer solutions, sol-gel or molten mass). The fiber pulling apparatus includes: a fiber generator with spiral rod; a fiber collector with counter electrodes spaced apart from the fiber generator with a certain distance; a liquid container for storing the viscous liquid for fiber generating; and a high voltage generator, wherein the electrodes of the high voltage generator are connected with the fiber generator and the fiber collector respectively.

1 . An electro fiber pulling apparatus with spiral rod, which generates fibers from a viscous liquid based on the principle of electro fiber pulling, comprising:
 a fiber generator with spiral rod, comprising:
 an axle; and 
 a spiral blade connected to said axle. 
   
     
     
         2 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 1 , wherein an average radius of said spiral blade is between 5 mm˜1000 mm. 
     
     
         3 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 1 , wherein said spiral blade includes a single blade or a plurality of co-axial blades. 
     
     
         4 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 3 , wherein, when said spiral blades includes three or more than three blades, the radius of said blades near the two ends of said axle is smaller than said blades near the center of said axle. 
     
     
         5 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 3 , wherein a length of said fiber generator with spiral rod is between 20 mm˜6000 mm. 
     
     
         6 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 1 , wherein a thickness of said spiral blade is between 0.5 mm˜50 mm. 
     
     
         7 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 3 , wherein a spacing between two adjacent spiral blades is between 5 mm˜800 mm. 
     
     
         8 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 1 , wherein said fiber generator with spiral rod is consisted of a row or a plurality of rows of said fiber generators with spiral rod, and a distance between two adjacent rows is larger than 20 mm. 
     
     
         9 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 1 , wherein said fiber generator with spiral rod includes a liquid container for storing said viscous liquid for generating fibers. 
     
     
         10 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 9 , wherein at least a part of a surface of said fiber generator with spiral rod is in contact with said viscous liquid in said liquid container. 
     
     
         11 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 10 , wherein said spiral blade has a hollowed structure, a plurality of holes distributed on the surface of said blade, and a channel disposed inside each of said blades in communication with a hollowed driving axle. 
     
     
         12 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 11 , wherein said channel inside said blade is in communication with said liquid container so as to provide said viscous liquid from said liquid container to said channel. 
     
     
         13 . An electro fiber pulling apparatus with spiral rod, which generates fibers from a viscous liquid in an electric field, comprising:
 said fiber generator with spiral rod as claimed in any of  claims 1 - 12 ;   a fiber collector with counter electrodes spaced apart from said fiber generator with a certain distance;   a liquid container used to store said viscous liquid for generating fibers; and   a high voltage generator, wherein the electrodes of said high voltage generator are connected with said fiber generator with spiral rod and said fiber collector with counter electrodes respectively.   
     
     
         14 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 13 , wherein, the axis of said fiber collector with counter electrodes is parallel to the axis of said fiber generator with spiral rod. 
     
     
         15 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 13 , wherein, the width and the length of said fiber collector with counter electrodes is the same as the width and the length of said fiber generator with spiral rod. 
     
     
         16 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 15 , wherein, said fiber collector with counter electrodes is a flat panel, a roller or any other conveyable belt-shaped receivers. 
     
     
         17 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 15 , wherein, the surface of said fiber collector with counter electrodes has a porous structure, so as to improve the ventilation in the receiving area with dry gas of a certain temperature. 
     
     
         18 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 13 , wherein, a voltage difference higher than thirty thousand volts is generated between said fiber generator with spiral rod and said fiber collector with counter electrodes. 
     
     
         19 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 13 , wherein, the distance between said fiber generator with spiral rod and said fiber collector with counter electrodes is between 100 mm˜600 mm. 
     
     
         20 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 13 , wherein, said viscous liquid is a viscous liquid which can generate fibers. 
     
     
         21 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 13 , wherein, said fiber generator with spiral rod is immersed in said viscous liquid, said fiber generator with spiral rod is configured to rotate around the center axis thereof so said viscous liquid can be loaded onto the surface of said fiber generator with spiral rod. 
     
     
         22 . The electro fiber pulling apparatus with spiral rod as claimed in  claim 13 , wherein, the fibers generated is a non-woven fabric or an oriented fiber film.