Binding structure, display module and display device

The embodiment of the invention provides a binding structure, a display module and a display device.The binding structure comprises a first pin set, a second pin set and an anisotropic conductive adhesive layer, the first pin set comprises a plurality of first pins, the first pins are arranged in at least one row, and the first pin set is used for being bound to a binding area of a display panel; the second pin group comprises a plurality of second pins, and the second pin group is used for being bound to an external circuit element; the anisotropic conductive adhesive layer comprises a plurality of conductive particles, the anisotropic conductive adhesive layer is located between the first pin group and the second pin group and is connected with the first pin group and the second pin group, a plurality of first grooves are formed in the first surface of the first pin at intervals, and a plurality of second grooves are formed in the second surface of the second pin at intervals; the first surface is the surfa