Detection structure, display panel, detection device for detecting display panel and detection system

A detection structure located in a non-display area of a display panel, the detection structure comprising:

• a plurality of test units and a plurality of groups of first connecting lines, wherein:
• each of the plurality of test units comprises a chip bonding part, test pin parts located at two sides of the chip bonding part, and a plurality of groups of second connecting lines;
• in each of the plurality of test units, a first end of each group of second connecting lines in the plurality of groups of second connecting lines is connected with the test pin parts, and a second end of each group of second connecting lines in the plurality of groups of second connecting lines is connected with the chip bonding part;
• in any two adjacent test units in the plurality of test units, two adjacent test pin parts are respectively connected with a first end and a second end of one group in the plurality of groups of first connecting lines;
• and
• the plurality of groups of first connecting lines connected to the data pad odd pins and data even pins are disposed at the same layer with a source drain electrode layer, and the plurality of groups of second connecting lines connected to the pad of common pins are disposed at the same layer with a gate.