Floating connector and assembly thereof
A floating connector and an assembly thereof are provided. The floating connector includes: a center conductive pin; an insulating seat which surrounds the center conductive pin; a mating side conductive shell which surrounds an outer periphery of the insulating seat; a movable conductive shell which is movably received in mating side conductive shell; an elastic element which elastically abuts against an upper end of the movable conductive shell; and an inner conductive shell which is interposed between the elastic element and the center conductive pin; the inner conductive shell has a fixing portion and a movable contacting portion, the fixing portion snaps on one of the mating side conductive shell and the movable conductive shell; the movable contacting portion slideably elastically abuts against the other of the mating side conductive shell and the movable conductive shell. In a vibration circumstance, a good electrical connection can be maintained and transmission quality of an electrical signal can also be promoted at the same time, which is particularly applicable to a situation of high frequency signal transmission.
1. A floating connector comprising:
a center conductive pin which comprises an upper mating element and a lower mating element;
an insulating seat which surrounds the center conductive pin therein;
a mating side conductive shell which surrounds an outer periphery of the insulating seat and forms a receiving cavity positioned below the insulating seat;
a movable conductive shell, an upper end of which is movably received in the receiving cavity and extends downwardly from the receiving cavity;
an elastic element which elastically abuts against the upper end of the movable conductive shell; and
an inner conductive shell which is mounted in the receiving cavity and is used to electrically connect the mating side conductive shell and the movable conductive shell, the inner conductive shell being interposed between the elastic element and the center conductive pin;
the inner conductive shell having:
a fixing portion which snaps on one of the mating side conductive shell and the movable conductive shell; and
a movable contacting portion which slideably elastically abuts against the other of the mating side conductive shell and the movable conductive shell.
2. The floating connector according to claim 1 , wherein
the mating side conductive shell comprises an outer wall and a partitioning wall which is positioned inside the outer wall, the partitioning wall is spaced apart from the outer wall and extends downwardly; and
an upper end of the elastic element is received between the outer wall and the partitioning wall.
3. The floating connector according to claim 2 , wherein
the fixing portion comprises a plurality of fixing tabs which are arranged along a circumferential direction of the inner conductive shell, the fixing tabs snap on the partitioning wall of the mating side conductive shell; and
the movable contacting portion comprises a plurality of elastic arms which are arranged along the circumferential direction of the inner conductive shell, each elastic arm slideably elastically abuts against the movable conductive shell.
4. The floating connector according to claim 3 , wherein
the inner conductive shell is fixed to an inner surface of the partitioning wall, the fixing tabs protrudes outwardly and snaps on the partitioning wall; and
the upper end of the elastic element is against on the mating side conductive shell from below.
5. The floating connector according to claim 3 , wherein the inner conductive shell is fixed between the partitioning wall and the outer wall, the fixing tabs protrudes inwardly and snaps on an outer surface of the partitioning wall.
6. The floating connector according to claim 5 , wherein
a protruding edge protrudes outwardly from a top portion of the inner conductive shell; and
the upper end of the elastic element is against on the protruding edge from below.
7. The floating connector according to claim 1 , wherein
the mating side conductive shell comprises a first metal shell which sheathes an outer periphery of the insulating seat and a second metal shell which is fixed to a lower end of the first metal shell,
the receiving cavity is formed between the second metal shell and the center conductive pin.
8. The floating connector according to claim 1 , wherein
the center conductive pin further comprises a spring and a conductive sheathe member;
two ends of the spring are respectively elastically against on the upper mating element and the lower mating element, the lower mating element can elastic move relative to the upper mating element in an up-down direction; and
the conductive sheathe member comprises a sheathing portion and an elastic contacting portion, the sheathing portion is fixed to an outer surface of the upper mating element, the elastic contacting portion slideably elastically abuts against an outer surface of the lower mating element.
9. A floating connector assembly comprising a circuit board, a connector base fixed on the circuit board and the floating connector of claim 1 mounted on the connector base; and
the connector base comprising a metal post, an insulator which surrounds the metal post and an outer metal shell which is fixed to an outer surface of the insulator; and
the metal post mating with the lower mating element of the center conductive pin, the outer metal shell mating with a lower end of the movable conductive shell.
10. A floating connector assembly comprising a circuit board and the floating connector of claim 1 mounted on the circuit board;
the circuit board being provided with a center contacting point and an outer side contacting point which is spaced apart from and surrounds the center contacting point from outside;
the lower mating element of the center conductive pin electrically connecting with the center contacting point; and
a lower end of the movable conductive shell electrically connecting with the outer side contacting point.