1results about How to "Understand the work status" patented technology

The utility model relates to a kind of double self-locking button switch, including shell, the base fixed in the lower end of shell, button and spring seat being movably matched in the upper side of shell and being movably set in shell and being connected with button, self-locking mechanism is equipped in the left and right sides of spring seat, static contact piece is fixedly connected on base, installation slot is opened in spring seat, dynamic contact piece is slidably matched in installation slot, abutting spring for holding dynamic contact piece downward is further equipped in installation slot and located above dynamic contact piece, LED circuit board is fixedly arranged on the upper side of spring seat, LED circuit board is equipped with the LED lamp bead located in the lower part of button, abutting spring is electrically connected with LED circuit board, the utility model directly utilizes abutting spring and directly electrically connected with LED circuit board, reduces the number of components, reduces manufacturing cost and structural complexity, when dynamic contact piece and static contact piece abut, circuit conduction LED lamp bead emits light, so that user can more intuitively understand the working state of button switch.