US 12,474,033 B1
Snap-fit bubble lamp
Song Wang, Chengdu (CN)
Assigned to DONGGUAN HUIHUAN LIGHTING CO., LTD, Dongguan (CN)
Filed by DONGGUAN HUIHUAN LIGHTING CO., LTD, Dongguan (CN)
Filed on Apr. 9, 2025, as Appl. No. 19/174,444.
Claims priority of application No. 202520570525.2 (CN), filed on Mar. 28, 2025.
Int. Cl. F21V 17/16 (2006.01); F21S 10/00 (2006.01); F21V 19/00 (2006.01); F21V 29/90 (2015.01); F21V 31/00 (2006.01)
CPC F21V 17/164 (2013.01) [F21S 10/002 (2013.01); F21V 19/006 (2013.01); F21V 29/90 (2015.01); F21V 31/005 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A snap-fit bubble lamp, comprising a decorative shell (1), a heating light source (2) and a bubble tube (3), wherein:
the bubble tube (3) has a flat bottom end, the decorative shell (1) comprises an upper shell body (11) and a lower shell body (12) in snap fit with the upper shell body (11), a first opening (13) is formed in a top end of the decorative shell (1), and a second opening (14) is formed in a bottom end of the decorative shell (1);
the heating light source (2) comprises a threaded lamp base (21), a lamp shade (22) and a heating filament (23), the threaded lamp base (21) is connected to the lamp shade (22), the heating filament (23) is arranged inside the lamp shade (22), the heating light source (2) is mounted in the second opening (14), and the threaded lamp base (21) extends out of the second opening (14);
the bubble tube (3) is mounted in the first opening (13) and extends out of the first opening (13);
the heating light source (2) is in contact with the bubble tube (3) or a limited gap is formed between the heating light source (2) and the bubble tube (3), such that heat is transferred from the heating light source (2) to the bubble tube (3) to generate bubbles in the bubble tube (3);
multiple elastic abutting portions (131) used for fixing the bubble tube (3) extend outwards from the first opening (13), and the elastic abutting portions (131) are distributed around the bubble tube (3) at intervals; and
multiple L-shaped extension blocks (133) extend downwards from the elastic abutting portions (131), and a receiving space (134) for receiving the bubble tube (3) is defined by the multiple L-shaped extension blocks (133).