PLANE LIGHT SOURCE ASSEMBLY AND REFRIGERATOR PROVIDED THEREWITH

• Main Authors: LI, Shidong, WU, Guangrui, WANG, Ning, YANG, Falin, TANG, Haidong, WANG, Ming
• Format: Patent
• Language: English; French; German
• Published: 27.01.2021
• Subjects: BLASTING; COLD ROOMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEAT PUMP SYSTEMS; HEATING; ICE-BOXES; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; NON-PORTABLE LIGHTING DEVICES; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS; REFRIGERATION OR COOLING; REFRIGERATORS; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

The present invention discloses a surface light source assembly and a refrigerator having the same. The surface light source assembly comprises: a light source and a light guide plate which is vertically illuminated by the light source, wherein the light source is provided along a first side of the light guide plate; a plurality of light guide spots is provided at a front surface of the light guide plate, a through hole is vertically formed in the middle of the light guide plate, and comprises an upper edge close to the light source and a lower edge away from the light source; a first region is provided at a position of the front surface of the light guide plate close to the upper edge of the through hole, the diameter of each light guide spot in the first region is less than that of each light guide spot in the peripheral region of the first region, and the density of the light guide spots in the first region is less than that of the light guide spots in the peripheral region of the first region; a second region is provided at a position of the front surface of the light guide plate close to the lower edge of the through hole, the diameter of each light guide spot in the second region is greater than that of each light guide spot in the peripheral region of the second region, and the density of the light guide spots in the second region is less than that of the light guide spots in the peripheral region of the second region.