LED line lamp convenient to fasten

The utility model belongs to the technical field of LED line lamps, and particularly relates to an LED line lamp convenient to fasten, which comprises a lamp body, stepped holes formed in the upper ends and the lower ends of two fixing seats, trapezoidal locking pieces extending out of the stepped holes are fixedly connected to four limiting plates, and a first stay wire penetrating through a first through hole is fixedly connected between the two limiting plates located on the same fixing seat. The left end and the right end of the second stay wire extend into the second through hole to be fixedly connected with the first stay wire, a rectangular sliding block is slidably assembled in the rectangular sliding groove, the third stay wire penetrates through the third through hole to be fixedly connected with the second stay wire, and a second spring is arranged between the side, away from the third stay wire, of the rectangular sliding block and the inner wall of the rectangular slidinggroove. The LED line lamp