Dental handpiece head structure and dental handpiece

Abstract

The utility model discloses a dental handpiece head structure and dental handpiece relates to dental medical instrument technical field, and dental handpiece head structure includes: shell body, inner casing, lid, moving part and air bag body, and shell body is equipped with first mouth; Inner casing is located in the shell body, and inner casing is equipped with second mouth, and one end of being equipped with second mouth is spaced from the shell body to form end clearance, and the one end of lid cover shell body is equipped with first mouth, and with shell body jointly defines one interval cavity, and the third mouth is arranged on the lid, and moving part includes pivot and car needle, and car needle is equipped with second mouth, first mouth and third mouth, and air bag body includes first air bag body and second air bag body who all are annular and are mutually communicated, and first air bag body is equipped in interval cavity, and second air bag body is equipped in end clearance, and all annularly set in the periphery of car needle, the utility model provides technical scheme can improve the problem that dental handpiece generates larger vibration when working.

Images