Chain-shaped decorative lamp

A chain-shaped decorative lamp, comprising an annular body (1) and a lamp string disposed in the annular body (1), wherein the annular body (1) comprises an upper housing (2) and a lower housing (3) that are detachably connected to each other, a plurality of pairs of limited posts (4) are disposed in the upper housing (2), each pair of limited posts (4) forms a clamping gap (5), a lamp strip on the lamp string is clamped into the clamping gap (5), so that a bead on the lamp string is fastened into the upper housing (2), a support column (6) corresponding to each clamping gap (5) is disposed in the lower housing (3), and when the upper housing (2) and the lower housing (3) are buckled, the support column (6) is disposed above the clamping gap (5) to prevent the lamp strip from being separated from the clamping gap (5),

• each of one end of the upper housing (2) and one end of the lower housing (3) is provided with a chain joint (7), and when two adjacent annular bodies (1) are connected, the upper housing (2) and the lower housing (3) respectively pass through the closed annular body (1) by using the chain joint (7), and are fastened together oppositely,
• grooves (8) are further disposed at both ends of the upper housing (2) and the lower housing (3), and after the upper housing (2) and the lower housing (3) are buckled, the two grooves (8) form a through hole (9) for the lamp strip to pass through, and two adjacent annular bodies (1) limit a moving distance by using the lamp strip outside the housing.