A compound, wherein the general structural formula of the compound is shown in formula 1: wherein Y is selected from: X 1 and X 2 are independently selected from carbon and nitrogen; X 3 is nitrogen; L is selected from single bond, substituted or unsubstituted arylene with 6 to 30 carbon atoms, substituted or unsubstituted heteroarylene with 2 to 29 carbon atoms, substituted or unsubstituted arylalkylene with 7 to 30 carbon atoms, and substituted or unsubstituted heteroarylalkylene with 3 to 29 carbon atoms; Ar 1, Ar 2 and Ar 3 are the same or different, and are independently selected from substituted or unsubstituted arylalkyl with 7 to 30 carbon atoms, substituted or unsubstituted heteroarylalkyl with 2 to 29 carbon atoms, substituted or unsubstituted aryl with 6 to 30 carbon atoms, and substituted or unsubstituted heteroaryl with 2 to 30 carbon atoms; the substituents of Ar 1, Ar 2, Ar 3 and L are the same or different, and are independently selected from deuterium, cyano, nitro, halogen, hydroxyl, substituted or unsubstituted alkyl with 1 to 24 carbon atoms, substituted or unsubstituted cycloalkyl with 3 to 24 carbon atoms, substituted or unsubstituted alkenyl with 2 to 24 carbon atoms, substituted or unsubstituted alkynyl with 2 to 24 carbon atoms, substituted or unsubstituted heterocycloalkyl with 2 to 24 carbon atoms, substituted or unsubstituted arylalkyl with 7 to 24 carbon atoms, substituted or unsubstituted heteroarylalkyl with 2 to 24 carbon atoms, substituted or unsubstituted aryl with 6 to 24 carbon atoms, substituted or unsubstituted heteroaryl with 1 to 24 carbon atoms, substituted or unsubstituted alkoxy with 1 to 24 carbon atoms, substituted or unsubstituted alkylamino with 1 to 24 carbon atoms, substituted or unsubstituted arylamino with 6 to 24 carbon atoms, substituted or unsubstituted alkylthio with 1 to 24 carbon atoms, substituted or unsubstituted arylalkylamino with 7 to 24 carbon atoms, substituted or unsubstituted heteroarylamino with 1 to 24 carbon atoms, substituted or unsubstituted alkylsilyl with 1 to 24 carbon atoms, substituted or unsubstituted arylsilyl with 6 to 24 carbon atoms, substituted or unsubstituted aryloxy with 6 to 24 carbon atoms, and substituted or unsubstituted arylthio with 6 to 24 carbon atoms. X 1 and X 2 are independently selected from carbon and nitrogen; X 3 is nitrogen; L is selected from single bond, substituted or unsubstituted arylene with 6 to 30 carbon atoms, substituted or unsubstituted heteroarylene with 2 to 29 carbon atoms, substituted or unsubstituted arylalkylene with 7 to 30 carbon atoms, and substituted or unsubstituted heteroarylalkylene with 3 to 29 carbon atoms; Ar 1, Ar 2 and Ar 3 are the same or different, and are independently selected from substituted or unsubstituted arylalkyl with 7 to 30 carbon atoms, substituted or unsubstituted heteroarylalkyl with 2 to 29 carbon atoms, substituted or unsubstituted aryl with 6 to 30 carbon atoms, and substituted or unsubstituted heteroaryl with 2 to 30 carbon atoms; the substituents of Ar 1, Ar 2, Ar 3 and L are the same or different, and are independently selected from deuterium, cyano, nitro, halogen, hydroxyl, substituted or unsubstituted alkyl with 1 to 24 carbon atoms, substituted or unsubstituted cycloalkyl with 3 to 24 carbon atoms, substituted or unsubstituted alkenyl with 2 to 24 carbon atoms, substituted or unsubstituted alkynyl with 2 to 24 carbon atoms, substituted or unsubstituted heterocycloalkyl with 2 to 24 carbon atoms, substituted or unsubstituted arylalkyl with 7 to 24 carbon atoms, substituted or unsubstituted heteroarylalkyl with 2 to 24 carbon atoms, substituted or unsubstituted aryl with 6 to 24 carbon atoms, substituted or unsubstituted heteroaryl with 1 to 24 carbon atoms, substituted or unsubstituted alkoxy with 1 to 24 carbon atoms, substituted or unsubstituted alkylamino with 1 to 24 carbon atoms, substituted or unsubstituted arylamino with 6 to 24 carbon atoms, substituted or unsubstituted alkylthio with 1 to 24 carbon atoms, substituted or unsubstituted arylalkylamino with 7 to 24 carbon atoms, substituted or unsubstituted heteroarylamino with 1 to 24 carbon atoms, substituted or unsubstituted alkylsilyl with 1 to 24 carbon atoms, substituted or unsubstituted arylsilyl with 6 to 24 carbon atoms, substituted or unsubstituted aryloxy with 6 to 24 carbon atoms, and substituted or unsubstituted arylthio with 6 to 24 carbon atoms.