Water heater of oral irrigator

The utility model discloses a water heater of an oral irrigator. The water heater comprises a U-shaped heating body; the U-shaped heating body is arranged between the front fixed clamping plate and the rear fixed clamping plate; a bent metal heat conduction pipe is arranged between a front heating plate and a rear heating plate of the U-shaped heating body, the starting end of the bent metal heatconduction pipe is connected with a water source, the tail end of the bent metal heat conduction pipe is connected with a water inlet pipe of a water pump of the oral irrigator, and a water outlet pipe of the water pump is connected with a spray head of the oral irrigator. The water heater of the oral irrigator is good in heating effect and convenient to fix, mount and dismount, and has a good anti-falling and anti-collision function. 本实用新型公开了一种冲牙器的水加热器，所述水加热器包括U形发热体，所述U形发热体设于前、后固定夹板之间，在U形发热体的前后两发热板之间设有弯折的金属导热管，该弯折的金属导热管的始端与水源连接，该弯折的金属导热管的末端与冲牙器之水泵的进水管连接，所述水泵的出水管与冲牙器的喷头连接。本实用新型的冲牙器的水加热器，加热效果好，便于固定安装和拆卸，且具有很好的抗摔碰功能。