Patent-FPC Ejection Mechanism After Needle Insertion
【Patent Number】：ZL 2021 2 0976645.4
【Patent Name】：FPC Ejection Mechanism After Needle
Insertion
【Summary】：
The utility model discloses an ejection mechanism after an
FPC needle is inserted, which comprises a buckle mechanism and a release
mechanism arranged on the buckle mechanism. The upper cover is provided with a
limit plate and a pressing block, the pressing block is located on the side of
the limit plate facing the base; a positioning block and an ejection block are
arranged on the base, and the positioning block is on the There is a placement
slot, the contour of the placement slot matches the outer contour of the
corresponding FPC width, the ejection block is located in the placement slot, a
first-level spring is arranged between the positioning block and the base, and
the ejection block is located in the placement slot. A secondary spring is
arranged between the block and the positioning block; the positioning block is
provided with a probe hole, and when the primary spring is pressed down, the
probe fixedly connected with the base can be removed from the probe The hole
protrudes out, and the utility model can realize the automatic ejection of the
positioning block after the FPC is inserted into the needle, so that the FPC
will not be pulled with the positioning block.