The back board is provided with a bore, and the lamp cap extends out form the bore.
在背板上设置有孔，所述灯头从所述孔伸出。
The lamp cap can effectively avoid the loosening and falling-off of the pin, and the safety is high.
这种灯头能够有效避免销钉的松动与脱落，安全性高。
The utility model relates to an image and illuminant device used for medical partial deep hole operations, comprising a computer 1, a bracket 2 and a lamp cap 3.
本实用新型是一种医用局部深孔手术摄像照明装置，包括有计算机1、支架2和灯头3，灯头3是一种同时进行照明和摄像的灯。
When mounting a fluorescent lamp, the locking device can tightly lock the metal lamp 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。
When mounting a fluorescent lamp, the locking device can tightly lock the metal lamp 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。
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