Have you asked in the lightroom forum?
If you start at the Forums Index http://forums.adobe.com/index.jspa
You will be able to select a forum for the specific Adobe product(s) you use
Click the "down arrow" symbol on the right to open the drop down list and scroll
There are two ways to upload files to the Creative Cloud file storage:
This help page goes into more detail: http://helpx.adobe.com/creative-cloud/help/sync-files.html.
An alternative Adobe service that is just for images is Adobe Revel at https://www.adoberevel.com.