Extrusion pumping module and diaphragm fluid supply device using the same

Abstract

An extrusion pumping module including a pumping unit, wherein the pumping unit includes: a plate member in a plate shape, at a center of which a flow hole opened is provided and which is formed to be inclined gradually to one outer side with respect to the flow hole; and a coupling member provided so that the pair of plate members overlap, wherein the pumping unit is coupled such that as a gap between the pair of plate members is narrowed, an accommodated material in a liquid state accommodated in the inside is extruded through the flow holes, as the gap between the pair of plate members is distanced, the accommodated material is introduced into the internal space, and a plurality of the flow holes communicate with each other.

1 . An extrusion pumping module including a pumping unit, wherein the pumping unit comprises:
 a plate member in a plate shape, at a center of which a flow hole opened is provided and which is formed to be inclined gradually to one outer side with respect to the flow hole; and   a coupling member provided so that the pair of plate members overlap so as to form a space in the inside and the outer circumferences of the pair of plate members are mutually fastened,   wherein the pumping unit is coupled such that as a gap between the pair of plate members is narrowed, an accommodated material in a liquid state accommodated in the inside is extruded through the flow holes, as the gap between the pair of plate members is distanced, the accommodated material is introduced into the internal space, and a plurality of the flow holes communicate with each other.   
     
     
         2 . The extrusion pumping module of  claim 1 , wherein a sealing member is included between the coupling member and the pair of plate members to perform buffering and sealing. 
     
     
         3 . The extrusion pumping module of  claim 2 , further comprising a fastener which is fastened passing through the outer circumference of the plate member, the sealing member, and the coupling member wherein a plurality thereof are coupled at a predetermined gap along the outer circumference of the plate member. 
     
     
         4 . The extrusion pumping module of  claim 1 , wherein the plate member includes a first elastic section in a corrugated shape between the flow hole and the outer circumference thereof. 
     
     
         5 . The extrusion pumping module of  claim 1 , wherein a thickness of the plate member between the flow hole and the outer circumference is gradually increased from a center point toward the flow hole and the outer circumference. 
     
     
         6 . The extrusion pumping module of  claim 1 , wherein the plate member has a disk shape and the flow hole is formed as a circular opening of a through-hole at the center of the plate member. 
     
     
         7 . The extrusion pumping module of  claim 1 , wherein the coupling member includes a second elastic section which is disposed so as to surround the outer circumference of the pair of plate members facing each other, and is formed to be long along the outer circumferences of the pair of plate members in the middle end. 
     
     
         8 . The extrusion pumping module of  claim 7 , wherein the second elastic section is formed by folding a central portion of the coupling member in a plate shape to one side and a folded protruding portion is inserted into between the outer circumferences of the pair of plate members which are mutually coupled without interference. 
     
     
         9 . An extrusion pumping module including a pumping unit, wherein the pumping unit comprises:
 a plate member in a plate shape, at a center of which a flow hole opened is provided, which is formed to be inclined gradually to one outer side with respect to the flow hole, and which is provided with a first elastic section in a corrugated shape between the flow hole and the outer conference thereof; and a coupling member coupled is provided so that the pair of plate members overlap so as to form a space in the inside and it is coupled around surrounding the outer circumferences of the pair of plate members to be mutually constrained,   wherein the outer circumferences of the pair of plate members and the coupling member are coupled by bonding,   and a plurality of the pumping units are coupled so that as a gap between the pair of plate members is narrowed, an accommodated material in a liquid state accommodated in the inside is extruded through the flow holes, as the gap between the pair of plate members is distanced, the accommodated material is introduced into the internal space, and the flow holes communicate with each other.   
     
     
         10 . An extrusion pumping module including a pumping unit,
 wherein the pumping unit comprises a plate member in a plate shape, which is provided with a flow hole opened at a center and is formed to be gradually inclined to one outer side with respect to the flow hole wherein the pair of plate members overlap so as to form a space in the inside, and thus the outer circumferences of the pair of plate members are mutually fastened,   wherein the plate member comprises an elastic section formed by curving to one side between the flow hole and the outer circumference, and   wherein the pumping unit is coupled so that as a gap between the pair of plate members is narrowed, an accommodated material in a liquid state accommodated in the inside is extruded through the flow holes, as the gap between the pair of plate members is distanced, the accommodated material is introduced into the inside space, and the flow holes communicate with each other.   
     
     
         11 . The extrusion pumping module of  claim 10 , wherein the plate member has a disk shape and the flow hole is formed as a circular opening of a through-hole at the center of the plate member. 
     
     
         12 . The extrusion pumping module of  claim 10 , wherein an outer circumference of the plate member forms a polygonal shape and the flow hole is formed as an opened polygonal opening of a through-hole at the center of the plate member. 
     
     
         13 . The extrusion pumping module of  claim 10 , wherein the outer circumferences of the pair of plate members are bond-processed. 
     
     
         14 . The extrusion pumping module of  claim 10 , further comprising a coupling member which is provided to compress the outer circumferences of the pair of plate members and is fixed by a fastening member. 
     
     
         15 . The extrusion pumping module of  claim 14 , wherein the coupling member is disposed with a plurality of pieces along the outer circumferences of the pair of plate members facing each other. 
     
     
         16 . The extrusion pumping module of  claim 10 , wherein the elastic section is disposed adjacently to the outer circumference of the plate member, and is curved in a semicircular shape toward the outside of the internal space formed by the pair of plate members. 
     
     
         17 . The extrusion pumping module of  claim 10 , wherein the elastic section is disposed adjacent to the flow hole formed in the plate member, and is curved in a semicircular shape toward the inside of the inner space formed by the pair of plate members. 
     
     
         18 . A diaphragm fluid supply device, comprising: a pumping module according to  claim 1 ;
 an operating shaft disposed passing through the communicating flow holes of the pumping module; and   a casing which is provided with an inflow hole through which an accommodated material is introduced and an outflow hole through which the accommodated material is extruded, and in which a space communicating with the flow hole at one side of the pumping module is formed such that the accommodated material introduced through the inflow hole flows into the internal space of the pumping module,   wherein one end of the operating shaft passes through the pumping module and blocks the flow hole on the opposite side of the pumping module to be connected to the casing, and the internal space of the pumping module is contracted and expanded repeatedly in accordance with the reciprocating movement of the operating shaft and the accommodated material is introduced repeatedly through the inflow hole and the accommodated material is extruded repeatedly through the outflow hole.   
     
     
         19 . The diaphragm fluid supply device of  claim 18 , wherein the operating shaft is formed passing through the casing and protruding to both sides of the casing, and the pumping module is coupled to both ends of the operating shaft protruded to both sides of the casing. 
     
     
         20 . A diaphragm fluid supply device, comprising: a pumping module according to  claim 10 ;
 an operating shaft disposed passing through the communicating flow holes of the pumping module; and   a casing which is provided with an inflow hole through which an accommodated material is introduced and an outflow hole through which the accommodated material is extruded, and in which a space communicating with the flow hole at one side of the pumping module is formed such that the accommodated material introduced through the inflow hole flows into the internal space of the pumping module,   wherein one end of the operating shaft passes through the pumping module and blocks the flow hole on the opposite side of the pumping module to be connected to the casing, and the internal space of the pumping module is contracted and expanded repeatedly in accordance with the reciprocating movement of the operating shaft and the accommodated material is introduced repeatedly through the inflow hole and the accommodated material is extruded repeatedly through the outflow hole.