| CPC F21S 10/002 (2013.01) [F21V 17/14 (2013.01); F21V 29/90 (2015.01); F21W 2121/00 (2013.01); F21Y 2115/10 (2016.08)] | 9 Claims |

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1. A bubble lamp for decoration, comprising a bubble tube (1) and a heating bulb (2) which are used cooperatively, wherein the bubble tube (1) is a glass tube and is sealed; low-boiling-point liquid is further injected into the bubble tube (1); the heating bulb (2) comprises a lamp holder (21), a bulb shell (22), and a heating light source (23); the bulb shell (22) is fixedly connected to the lamp holder (21); the heating light source (23) is electrically connected to the lamp holder (21); the heating light source (23) is electrified to generate heat and promotes the low-boiling-point liquid (11) inside the bubble tube (1) to be boiled and generate bubbles; the bubble lamp for decoration further comprises a catalyst layer (12) configured to assist the low-boiling-point liquid (11) in generating the bubbles; and the catalyst layer (12) is fixedly arranged at one end of an inner side of the bubble tube (1) facing the heating light source (23); wherein the catalyst layer (12) is a mixture of sodium silicate and glass splinters.
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