| 摘要 |
PURPOSE: A device for refrigerating a lamp in a LCD(Liquid Crystal Display) projector is provided to extend a life span of the lamp by refrigerating a neck unit and to increase a life span of the LCD projector. CONSTITUTION: A device for refrigerating a lamp of a LCD projector comprises a lamp assembly radiating light; a lamp assembly protector(30) protecting the lamp assembly; a lamp(21) generating and radiating the light; a lamp case fixing and supporting the lamp; a lamp fixing spring(23) fixing the lamp into the lamp case; a lamp neck unit(21a) mounted on a rear portion of the lamp by receiving heat of the lamp; a lamp fan(33) circulating outer air in the lamp neck unit; a lamp bracket(31) having a flow hole while inserting the lamp assembly; a lamp fan fixing screw(34) connecting the lamp fan and the lamp bracket; a lamp assembly protector(30) protecting the lamp assembly; an optical engine unit(40) receiving figure by light of the lamp; a lower case(50) protecting the LCD projector body; a drain fan(13) discharging hot air by refrigerating the projector; and a drain grill unit(51) mounted on a rear portion of the drain fan. |
