US2022298716A1PendingUtilityA1

Dryer

Assignee: LG ELECTRONICS INCPriority: Jul 12, 2019Filed: Jul 12, 2019Published: Sep 22, 2022
Est. expiryJul 12, 2039(~13 yrs left)· nominal 20-yr term from priority
D06F 58/206D06F 58/08D06F 58/30D06F 58/26F04B 39/0033F04B 39/064F04B 39/066D06F 58/24D06F 58/02
49
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Claims

Abstract

The present disclosure relates to a dryer. The dryer of the present disclosure includes a cabinet forming an exterior, a drum rotatably installed inside the cabinet, a heat pump module including an evaporator, a compressor, a condenser, and an expander through which a refrigerant circulates to supply hot and dry air into the drum, a compressor chamber housing configured to reduce noise generated by the compressor and form a compressor chamber which is a space through which air flows around an outer periphery of the compressor, and a cooling fan configured to cause air to flow into the compressor chamber.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A dryer comprising:
 a cabinet forming an exterior;   a drum rotatably installed inside the cabinet;   a heat pump module including an evaporator, a compressor, a condenser, and an expander through which a refrigerant circulates to perform heat exchange between flowing air and the evaporator or the condenser;   a blower fan configured to cause the air subjected to the heat exchange in the heat pump module to flow to an inside of the drum;   a compressor chamber housing configured to reduce noise generated by the compressor and form a compressor chamber which is a space through which air flows around an outer periphery of the compressor; and   a cooling fan configured to cause air to flow into the compressor chamber.   
     
     
         2 . The dryer of  claim 1 , wherein the cooling fan is disposed to face the compressor. 
     
     
         3 . The dryer of  claim 1 , wherein the compressor chamber housing includes an inlet port through which air outside the cabinet flows into the compressor chamber, and an exhaust port through which air inside the compressor chamber flows to an outside of the compressor chamber housing. 
     
     
         4 . The dryer of  claim 3 , wherein the cooling fan is disposed in the inlet port of the compressor chamber housing. 
     
     
         5 . The dryer of  claim 4 , wherein a surface on which the inlet port of the compressor chamber housing is formed faces one side of the cabinet. 
     
     
         6 . The dryer of  claim 3 , wherein the cooling fan is disposed to be spaced apart from the inlet port of the compressor chamber housing. 
     
     
         7 . The dryer of  claim 3 , wherein the cooling fan is disposed at the exhaust port of the compressor chamber housing. 
     
     
         8 . The dryer of  claim 3 , wherein the cooling fan is disposed at the exhaust port of the compressor chamber housing. 
     
     
         9 . The dryer of  claim 3 , wherein the cooling fan is disposed inside the compressor chamber, and
 a size of the cooling fan is larger than a size of the inlet port formed in the compressor chamber housing.   
     
     
         10 . The dryer of  claim 3 , further comprising a connecting pipe configured to connect the inlet port of the compressor chamber housing and a cabinet-inlet port formed to cause external air to flow into one side of the cabinet to each other. 
     
     
         11 . The dryer of  claim 10 , wherein the cooling fan is disposed in the cabinet-inlet port formed on one side of the cabinet. 
     
     
         12 . The dryer of  claim 1 , wherein the compressor chamber housing includes a sound absorbing material configured to reduce noise generated by the compressor, and a structural member configured to maintain an outer shape of the compressor chamber housing. 
     
     
         13 . The dryer of  claim 12 , wherein the compressor chamber housing includes a skin layer disposed on both side surfaces of the sound absorbing material to insulate the noise generated by the compressor. 
     
     
         14 . The dryer of  claim 3 , wherein the compressor chamber housing further includes an auxiliary hole formed so as not to interfere with a structure connected to the compressor. 
     
     
         15 . The dryer of  claim 1 , further comprising:
 a compressor control panel configured to control driving of the compressor;   a compressor control panel chamber configured to form a space in which the compressor control panel is disposed; and   an inner connecting pipe configured to feed air exhausted from the compressor chamber to the compressor control panel chamber.   
     
     
         16 . The dryer of  claim 15 , wherein the cooling fan is disposed at a portion in which the compressor chamber housing and the inner connecting pipe are connected to each other.

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