螺纹件：机器结构中带连续螺旋肋的圆柱形件，用作紧固件或力和运动变换装置。
Screw: In machine construction, a usually circular cylindrical member with a continuous spiral rib or thread, used either as a fastener or as a force and motion modifier.
本实用新型公开了一种防松动紧固装置，包括设有联结部的装置本体、和用于与所述联结部紧固连接的外螺纹紧固件；
The utility model discloses an anti-loosening clamp device, comprising a device body of a coupling part and an external-thread fastener which is used for fixedly connecting with the coupling part;
本实用新型公开了一种防松动紧固装置，包括设有联结部的装置本体、和用于与所述联结部紧固连接的外螺纹紧固件；
The utility model discloses an anti-loosening clamp device, comprising a device body of a coupling part and an external-thread fastener which is used for fixedly connecting with the coupling part;
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