Street lamp device

A streetlight device, comprising:

• a power source portion comprising a driving power source, a power source base provided with a receiving space for receiving the driving power source, and a power source upper cover for closing the power source base;
• a lighting portion connected at one end of the power source upper cover, and
• a locking assembly is further disposed between the power source upper cover and the power source base,
• wherein at least one side between the power source upper cover and the power source base is connected through a hinge assembly,
• wherein the power source upper cover is provided with a power source mounting assembly,
• wherein the power source mounting assembly comprises a power source supporting plate and a supporting plate fixing mechanism, the driving power source is mounted onto the power source supporting plate, and the power source supporting plate is mounted onto the power source upper cover through the supporting plate fixing mechanism,
• wherein the driving power source is mounted onto the power source upper cover through the power source mounting assembly, and
• wherein the locking assembly is used for realizing locking while the power source upper cover closes the power source base.