Outdoor unit of air conditioner

Abstract

An outdoor unit is provided that is capable of reducing pressure loss due to the presence of a fan guard and improving the performance of an air conditioner. The outdoor unit includes an outdoor fan, an air discharge port, and a fan guard. The fan guard covers the air discharge port, and has a spaced away portion that is at least 100 mm away from the outdoor fan. In addition, the spaced away portion has a first opening whose minimum width is at least 15 mm.

1 . An outdoor unit of an air conditioner comprising:
 a fan;   an air discharge port configured to discharge air from the fan to outside of the outdoor unit; and   a fan guard covering the air discharge port,   the fan guard including a spaced away portion disposed away from the fan by a distance greater than a length to pass a test finger, and   the spaced away portion including a first opening formed therein into which the test finger can be performed.   
   
   
       2 . The outdoor unit according to  claim 1 , wherein
 the spaced away portion is disposed away from the fan by 80 mm or more, and the first opening has a minimum width that is 12 mm or more.   
   
   
       3 . The outdoor unit according to  claim 1 , wherein
 the spaced away portion is disposed away from the fan by 100 mm or more, and the first opening has a minimum width that is 15 mm or more.   
   
   
       4 . The outdoor unit according to  claim 1 , wherein
 the fan guard further includes a near-fan portion that is located a shorter distance from the fan than the spaced away portion with the near-fan portion having a second opening formed therein into which the test finger cannot be performed.   
   
   
       5 . The outdoor unit according to  claim 4 , wherein
 the second opening has a width that is smaller than 12 mm.   
   
   
       6 . The outdoor unit according to  claim 4 , wherein
 the spaced away portion faces the air discharge port, and the near-fan portion extends toward a periphery of the air discharge port from a periphery of the spaced away portion.   
   
   
       7 . The outdoor unit according to  claim 5 , wherein
 the spaced away portion faces the air discharge port, and the near-fan portion extends toward a periphery of the air discharge port from a periphery of the spaced away portion.   
   
   
       8 . The outdoor unit according to  claim 2 , wherein
 the fan guard further includes a near-fan portion that is located a shorter distance from the fan than the spaced away portion with the near-fan portion having a second opening formed therein into which the test finger cannot be performed.   
   
   
       9 . The outdoor unit according to  claim 3 , wherein
 the fan guard further includes a near-fan portion that is located a shorter distance from the fan than the spaced away portion with the near-fan portion having a second opening formed therein into which the test finger cannot be performed.   
   
   
       10 . The outdoor unit according to  claim 1 , wherein
 the spaced away portion includes a grille with a plurality of the first openings.   
   
   
       11 . The outdoor unit according to  claim 10 , wherein
 the fan guard further includes a near-fan portion that includes a grille with a plurality of second openings, with the near-fan portion being located a shorter distance from the fan than the spaced away portion with the second openings being arranged such that the test finger cannot be performed.   
   
   
       12 . The outdoor unit according to  claim 11 , wherein
 the spaced away portion faces the air discharge port, and the near-fan portion extends toward a periphery of the air discharge port from a periphery of the spaced away portion.