Air purifier

Abstract

An air purifier may include a body having an inlet formed on a circumferential surface thereof and an outlet formed on an upper surface thereof, and a booster that is disposed at an upper side of the body and switches a flow direction of air flowing through the outlet. The body may include a booster coupler that couples the booster to the body or decouples the booster from the body. The booster coupler may include a fixation body including a vertical protrusion that protrudes to an upper side so as to be inserted into one side of the booster, and a movable body movably disposed in the fixation body. The movable body may include a plurality of horizontal protrusions that protrudes in a movement direction and which is inserted into the booster.

What is claimed is: 
     
         1 . An air purifier, comprising:
 a body having an inlet formed on a circumferential surface thereof and an outlet formed on an upper surface thereof; and   a booster that is disposed on the body and switches a flow direction of air flowing through the outlet, wherein the body includes a booster coupler that couples the booster to the body or decouples the booster from the body, wherein the booster coupler includes:
 a fixation body including a vertical protrusion that protrudes to an upper side so as to be inserted into one side of the booster; and 
 a movable body movably disposed in the fixation body, and wherein the movable body includes a plurality of horizontal protrusions that protrudes in a movement direction and which is inserted into the booster. 
   
     
     
         2 . The air purifier of  claim 1 , wherein the movable body is movable from a first position to a second position located at a rear of the first position with respect to the fixation body, and wherein when the movable body is disposed at the second position, movement of the booster is enabled from the body. 
     
     
         3 . The air purifier of  claim 1 , wherein the vertical protrusion protrudes in a direction in which the booster is mounted. 
     
     
         4 . The air purifier of  claim 1 , wherein each of the plurality of horizontal protrusions is disposed vertically spaced from the vertical protrusion. 
     
     
         5 . The air purifier of  claim 1 , wherein an upper surface of each of the plurality of horizontal protrusions forms an inclined surface which is inclined downward in a direction in which the horizontal protrusion protrudes. 
     
     
         6 . The air purifier of  claim 1 , wherein the booster coupler further includes a first support body to which the fixation body is fixed, and wherein a terminal electrically connected to a terminal connector of the booster is disposed in the first support body. 
     
     
         7 . The air purifier of  claim 6 , wherein a vertical hole into which the vertical protrusion is inserted is formed in the booster, and wherein when the vertical protrusion is inserted into one side of the booster, the terminal connector is coupled to the terminal. 
     
     
         8 . The air purifier of  claim 6 , wherein the first support body includes a body fastening boss that protrudes to an upper side so as to be coupled to the fixation body, and wherein a boss hole penetrated by the body fastening boss is formed in the movable body. 
     
     
         9 . The air purifier of  claim 8 , wherein the boss hole is formed in a lateral direction in a range in which the movable body moves. 
     
     
         10 . The air purifier of  claim 6 , wherein a spring is disposed between the first support body and the movable body, and wherein the spring applies an elastic force to the movable body in a lateral direction. 
     
     
         11 . The air purifier of  claim 1 , wherein the fixation body includes an upper surface that forms an inclined surface and a circumferential surface that extends to a lower side on an outer circumference of the upper surface, and wherein the booster includes an extension wall that contacts the upper surface and a fixation wall that contacts the circumferential surface. 
     
     
         12 . The air purifier of  claim 1 , wherein the fixation body includes a fixation protruding portion that protrudes to the upper side so as to maintain a state in which the booster is mounted, and wherein a fixation groove portion having a groove on a front thereof is formed in the booster into which the fixation protruding portion is inserted. 
     
     
         13 . The air purifier of  claim 12 , wherein the vertical protrusion protrudes on the upper surface of the fixation protruding portion, and wherein the plurality of horizontal protrusions includes a first horizontal protrusion that protrudes onto a front surface of the fixation protruding portion. 
     
     
         14 . The air purifier of  claim 13 , wherein an additional protruding portion that protrudes to the front is included on the front surface of the fixation protruding portion, and wherein the plurality of horizontal protrusions includes a second horizontal protrusion that protrudes to the front of the additional protruding portion. 
     
     
         15 . The air purifier of  claim 1 , wherein the body includes an outlet cover disposed on the upper surface and having an annular shape, and wherein the booster coupler is disposed at an inner side of the outlet cover. 
     
     
         16 . The air purifier of  claim 1 , wherein the booster coupler further includes:
 a first support body coupled to the fixation body; and   a second support body that forms a space in which the first support body is disposed, and wherein the first support body is disposed at an inner side of the second support body and changes a direction faced by a booster outlet that discharges air from the booster.   
     
     
         17 . An air purifier, comprising:
 a body having an inlet formed on a circumferential surface thereof, a booster coupler disposed on an upper surface thereof, and an outlet formed at a circumference of the booster coupler; and   a booster that is configured to be coupled to or decoupled from the booster coupler and switches a flow direction of air flowing through the outlet, wherein the booster coupler includes:
 a first support body that changes a direction faced by the booster; and 
 a movable body that is configured to be movable in a lateral direction with respect to the first support body, and coupled to or decoupled from the booster according to a location thereof. 
   
     
     
         18 . The air purifier of  claim 17 , wherein the movable body includes a plurality of horizontal protrusions which that protrudes in a movement direction of the movable body, and wherein the plurality of horizontal protrusions is inserted into a plurality of horizontal holes formed in the booster when the movable body is coupled to the booster. 
     
     
         19 . The air purifier of  claim 17 , wherein a terminal electrically connected to the booster is disposed in the first support body. 
     
     
         20 . The air purifier of  claim 17 , wherein the booster coupler further includes a second support body that rotatably supports the first support body at an outer side of the first support body. 
     
     
         21 . An air purifier, comprising:
 a body having an inlet formed on a circumferential surface thereof, a booster coupler disposed on an upper surface thereof, and an outlet formed at a circumference of the booster coupler; and   a booster that is configured to be coupled to or decoupled from the booster coupler and switches a flow direction of air flowing through the outlet, wherein the booster coupler includes:
 a first support body that rotates the booster in a circumferential direction; and 
 a movable body that is configured to be movable in a lateral direction with respect to the first support body and coupled to or decoupled from the booster according to a location thereof.