Display supporting device

A display supporting device for carrying a display on a work surface, the display supporting device comprising:

• a supporting upright disposed on the work surface and including a protruding neck;
• a quick-release unit having a quick-release base and a fixing member, wherein the quick-release base is detachably arranged on the protruding neck by the fixing member;
• a carrying unit provided for the display and having a bearing base, wherein the bearing base is connected to the quick-release base, and is able to pivotally change between a first position and a second position relative to the quick-release base with a main axis as a center;
• and
• a first torsion spring unit constantly providing a first elastic force and having a first spindle rod and at least one first torsion spring, wherein the first spindle rod extends along a first axis being substantially parallel to the main axis, and wherein the at least one first torsion spring is sleeved on the first spindle rod and abuts against the bearing base and the quick-release base respectively,
• wherein when an external force is applied, the display and the carrying unit are able to rotate relative to the quick-release base between the first position and the second position, and wherein when the external force is removed, the display and the carrying unit are able to be stopped at an arbitrary position between the first position and the second position relative to the quick-release base.