Evaporative cooler

Abstract

An evaporative cooler includes an external bar frame forming an outer body, a plurality of partition plates repeatedly arranged at intervals in a width direction of the external bar frame and separating a dry channel and a wet channel, and embossed portions protruding in a direction facing each other from the facing partition plates forming the wet channel among the plurality of partition plates.

What is claimed is: 
     
         1 . An evaporative cooler comprising:
 an external bar frame forming an outer body;   a plurality of partition plates repeatedly arranged at intervals in a width direction of the external bar frame and separating a dry channel and a wet channel; and   embossed portions protruding in a direction facing each other from the facing partition plates forming the wet channel among the plurality of partition plates.   
     
     
         2 . The evaporative cooler of  claim 1 , wherein the external body is divided into a first portion, a second portion, and a third portion in a height direction, and a heat exchange fin portion is disposed in a flow path of at least one of the dry channel or the wet channel in the second portion. 
     
     
         3 . The evaporative cooler of  claim 2 , wherein the embossed portion includes a plurality of first embossed portions formed at equal intervals in a length direction in the first portion, and a second embossed portion formed in the third portion. 
     
     
         4 . The evaporative cooler of  claim 3 , wherein two first embossed portion is included in a center of the first portion in the height direction. 
     
     
         5 . The evaporative cooler of  claim 1 , wherein the embossed portion includes a center tip as a center and a conical body whose radius decreases in the height direction of the center tip from a bottom surface of the partition plate, and a gap is formed between the opposing center tips. 
     
     
         6 . An evaporative cooler comprising:
 a first external bar frame and a second external bar frame alternately arranged to form an outer body having a pentagonal shape in which both sides of a triangle are formed at a bottom;   a plurality of partition plates arranged in a width direction between the first external bar frame and the second external bar frame to form a dry channel and a wet channel;   a heat exchanger including a heat exchange fin portion disposed in a flow path of at least one of the dry channel or the wet channel;   a first blower supplying first air to a first air inlet formed in a first side among both sides of the first external bar frame and causing the heat-exchanged first air to be discharged through a first air outlet formed in a first sidewall;   a second blower causing second air to be introduced into the wet channel through a second air inlet formed in an upper surface of the second external bar frame in a height direction and causing the heat-exchanged second air to be discharged through a second air outlet;   a water spraying device spraying water to be injected into the wet channel through the second air inlet; and   embossed portions protruding in a direction facing each other from partition plates forming the wet channel among the plurality of partition plates.   
     
     
         7 . The evaporative cooler of  claim 6 , wherein the embossed portions include a plurality of first embossed portions formed at equal intervals in a length direction above the heat exchanger in the height direction of the outer body and a second embossed portion formed below the heat exchanger. 
     
     
         8 . The evaporative cooler of  claim 7 , wherein two first embossed portion are included in a center of an upper portion of the heat exchanger in the height direction. 
     
     
         9 . The evaporative cooler of  claim 6 , wherein the embossed portion includes a center tip as a center and a conical body whose radius decreases in the height direction of the center tip from a bottom surface of the partition plate, and a gap is formed between the opposing center tips. 
     
     
         10 . The evaporative cooler of  claim 6 , further comprising:
 a guide portion bent and protruding upwardly from both ends of an upper portion of the outer body in the length direction; and   a cover portion combined to form a micro gap with the guide portion.   
     
     
         11 . The evaporative cooler of  claim 10 , wherein
 the external bar frame includes a first external bar frame and a second external bar frame, and   the guide portion is formed such that an upper surface of at least one of the first external bar frame or the second external bar frame has a slope in an upper edge direction.   
     
     
         12 . The evaporative cooler of  claim 11 , wherein at least one of the first external bar frame or the second external bar frame has a cut portion formed in a direction from a lower edge to an upper edge at a bending point of an upper surface and a side surface. 
     
     
         13 . The evaporative cooler of  claim 11 , wherein the cover portion has a side shoulder portion extending in a length direction of the evaporative cooler, and the side shoulder portion has a lower surface formed with a micro gap between the cover portion and the guide portion having a slope in the upper edge direction. 
     
     
         14 . The evaporative cooler of  claim 13 , wherein
 the side shoulder portion includes:   a first vertical extension contacting and supporting an upper surface of the outer body to form a height of the micro gap; and   a second vertical extension extending to cover an upper outer portion of at least one of the first external bar frame or the second external bar frame.   
     
     
         15 . The evaporative cooler of  claim 14 , wherein the second vertical extension has a micro gap formed between the upper outer portion of at least one of the first external bar frame or the second external bar frame. 
     
     
         16 . An evaporative cooler comprising:
 a first external bar frame and a second external bar frame alternately arranged to form an outer body having a pentagonal shape in which both sides of a triangle are formed at a bottom;   a plurality of partition plates arranged in a width direction between the first external bar frame and the second external bar frame to form a dry channel and a wet channel;   a heat exchanger including a heat exchange fin portion disposed in at least one of the dry channel or the wet channel;   a first blower supplying first air to a first air inlet formed in a first side among both sides of the first external bar frame and causing the heat-exchanged first air to be discharged through a first air outlet formed in a first sidewall;   a second blower causing second air to be introduced into the dry channel through a second air inlet formed in an upper surface of the second external bar frame in a height direction and causing the heat-exchanged second air to be discharged through a second air outlet;   a water spraying device spraying water to be injected into the wet channel through the second air inlet;   a guide portion bent and protrudes upwardly from both ends of an upper portion of the outer body in a length direction;   embossed portions protruding in a direction facing each other from partition plates forming the wet channel among the plurality of partition plates; and   a cover portion on which the water spraying device is installed and which is coupled to form a micro-gap with the guide portion.   
     
     
         17 . The evaporative cooler of  claim 16 , wherein the guide portion is formed such that an upper surface of at least one of the first external bar frame or the second external bar frame has a slope in an upper edge direction. 
     
     
         18 . The evaporative cooler of  claim 17 , wherein at least one of the first external bar frame or the second external bar frame has a cut portion formed in a direction from a lower edge to an upper edge at a bending point of an upper surface and a side surface. 
     
     
         19 . The evaporative cooler of  claim 17 , wherein the cover portion has a side shoulder portion extending in a length direction of the evaporative cooler, and the side shoulder portion has a lower surface formed with a micro gap between the cover portion and the guide portion having a slope in the upper edge direction. 
     
     
         20 . The evaporative cooler of  claim 19 , wherein
 the side shoulder portion includes:   a first vertical extension contacting and supporting an upper surface of the outer body to form a height of the micro gap; and   a second vertical extension extending to cover an upper outer portion of at least one of the first external bar frame or the second external bar frame.