Patent ID: 8118135

Claim:
A photovoltaic soundproof wall, comprising: a plurality of soundproof members, each of the soundproof members including two transparent sheets and a main frame; a plurality of posts installed on ground, the plurality of posts being equally spaced apart from one another for mounting the plurality of soundproof members therebetween; a subframe disposed inside the main frame of each of the plurality of soundproof members; at least one motor disposed inside the subframe; a power transmission unit including at least two moving members configured to move by the activation of the at least one motor and transmit the rotary force of the at least one motor; a plurality of slats vertically spaced apart from one another between the two transparent sheets, the plurality of slats being configured to collectively move by the power transmitted through the at least two moving members of the power transmission unit; and a plurality of solar cells attached to top surfaces of the plurality of slats, respectively, wherein the at least two moving members of the power transmission unit are disposed at both sides of the slats and the solar cells, wherein the power transmission unit further includes: at least one drive shaft rotated by the activation of the at least one motor; at least one decelerator coupled to the at least one drive shaft to reduce the number of rotations of the at least one motor; at least one drive gear mounted on an end portion of the at least one drive shaft; at least one idle gear mounted on a top portion of a side surface of the subframe; at least one main link mounted on the at least one idle gear; a plurality of sublinks mounted on end portions of a plurality of slat shafts passing through centers of the plurality of slats, and wherein the at least two moving members comprise a plurality of vertical links coupled by means of hinges to both end portions of the at least one main link and both ends of the plurality of sublinks.