Patent ID: 11944073
Assignee: SHENZHEN GUANKE TECHNOLOGIES CO., LTD
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC A  F | IPC A  F

Claim 3:
4. The heat preservation lamp for breeding as in claim 3, wherein the waterproof piece comprises:
at least one main body ring, wherein the main body ring has an annular structure with openings at two ends, and a channel in the cross section of the main body ring is provided in increasing manner in the direction in which the electrical connection portion points towards the illumination portion, and the main body ring surrounds the outside of the fitting portion; and
at least one limiting ring, wherein the limiting ring is connected to the opening of one end of the main body ring away from the electrical connection portion and extends towards the outside of the main body ring, and the limiting ring is clamped and limited between the support plate and the connecting flange.