When mounting a fluorescent lamp, the locking device can tightly lock the metallamp cap of the fluorescent lamp, thus the fluorescent lamp can not loose and fall off from the lamp holder.
在装上日光灯时，这个锁紧装置能够把日光灯的金属灯头锁紧，日光灯不会从灯座中自行松动脱落。
2
The utility model discloses a rechargeable lamp, including a cylindrical lampholder, a helicoidal socket, a holder motherboard, a conduction metal sheet and a storage battery.