CN216850387U

CN216850387U - Floating type electric connector

Info

Publication number: CN216850387U
Application number: CN202123092205.1U
Authority: CN
Inventors: 罗小平; 王文博
Original assignee: Shenzhen Longhorn Automotive Electronic Equipment Co Ltd
Current assignee: Shenzhen Longhorn Automotive Electronic Equipment Co Ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-28
Anticipated expiration: 2031-12-09

Abstract

An embodiment of the utility model provides a floating electric connector, including be used for pasting locate the welding foot on the circuit component, be used for implementing the grafting port of grafting with the external electric connector who docks mutually, certainly the bending of welding foot one end is to keeping away from the elastic arm that the circuit component direction extends, certainly the top bending of elastic arm extends the arch bridge portion that forms and certainly the terminal base plate that further extends the formation of arch bridge portion, the grafting port shaping in the base plate is kept away from one side of elastic arm. In the embodiment of the utility model, the elastic arm can drive the inserting port to float in all directions relative to the welding foot so as to adapt to the position of the external electric connector; the arch bridge part drives the plug port to move in the extending direction of the elastic arm, so that the plug port can be better plugged with an external electric connector, and in the plugging process, the arch bridge part can share part of external force applied to the plug port and convert the external force into elastic potential energy, so that the plug port is prevented from being deformed due to the fact that the plugging operation is too violent.

Description

Floating type electric connector

Technical Field

The embodiment of the utility model provides a relate to electric connector technical field, especially relate to a floating electric connector.

Background

In electrical equipment, electrical connectors are widely used to connect two circuit members, such as: connecting two circuit boards or connecting a circuit board with a cable, etc. The electric connector is divided into a male connector and a female connector which can be mutually inserted, and the male connector and the female connector are respectively assembled on different circuit components and are mutually inserted to realize the electric connection of the two circuit components.

Due to the problem of assembly accuracy, the electrical connector assembled on the circuit member is prone to position deviation, and if two circuit members needing to be electrically connected are respectively fixed on the corresponding fixing base bodies, the problem that two electrical connectors needing to be butted on the two circuit members cannot be effectively plugged is likely to occur. For this reason, floating electrical connectors are usually used in at least one of two circuit components to be electrically connected, and the floating structure is designed to provide a suitable movement margin, so as to facilitate the floating electrical connector to be docked with the electrical connector on the other circuit component, thereby achieving a high tolerance plugging. For example, a floating electrical connector is formed by two elastic pieces respectively fixed on a same circuit component and two free ends of the two elastic pieces combined into a plug port of the floating electrical connector, and the elastic deformation of the elastic pieces is used to provide the movement redundancy. However, the existing floating electrical connector has a relatively simple structure, and often only can solve the problem of positional deviation in a single direction of the electrical connector, but cannot well solve the problem of ineffective plugging caused by the multidimensional positional deviation of the electrical connector.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem who solves provides a floating electric connector, can multi-direction nimble float, realizes the all-round rectifying of grafting port.

In order to solve the technical problem, an embodiment of the utility model provides a following technical scheme: a floating type electric connector comprises a welding pin, a plugging port, an elastic arm, an arch bridge portion and a base plate, wherein the welding pin is used for being attached to a corresponding circuit component and electrically connected with the circuit component, the plugging port is used for being plugged with an external electric connector which is butted with the external electric connector, the elastic arm extends from one end of the welding pin in a bending mode to a direction far away from the circuit component, the arch bridge portion is formed by bending and extending the top end of the elastic arm, the base plate is further formed by extending the tail end of the arch bridge portion, and the plugging port is formed in one side, far away from the elastic arm, of the base plate.

Furthermore, the insertion port is formed by two elastic clamping pieces which are formed by bending and extending from two opposite side directions of the substrate away from the elastic arm, and a clamping seam for the external electric connector to be correspondingly inserted is formed between the two elastic clamping pieces.

Furthermore, the middle parts of the two elastic clamping pieces protrude oppositely to form pressing parts which respectively abut against the two opposite side surfaces of the external electric connector, and the parts of the two elastic clamping pieces from the pressing parts to one end of the insertion hole of the clamping seam are gradually far away from each other to form a horn mouth.

Furthermore, the floating type electric connector is formed by punching and bending a metal plate, and the width of the elastic arm is smaller than that of the welding foot.

Further, an arc transition portion is further arranged between the welding foot and the elastic arm, and the width of the arc transition portion is equal to that of the welding foot.

Further, the two opposite side surfaces of one end of the elastic arm connected with the circular arc transition part in the width direction are in transition connection with the corresponding side surfaces of the circular arc transition part in a concave arc surface mode.

Further, the elastic arm is perpendicular to the welding foot.

Furthermore, the middle part of the base plate is also provided with a convex rib part protruding towards the direction far away from the elastic arm.

Further, the substrate is arranged in parallel with the elastic arm.

Furthermore, one end of the base plate, which is far away from the arched bridge part, is further extended to form a limiting pin.

After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: the embodiment of the utility model provides a bending and extending elastic arm in the direction of keeping away from the circuit component at the welding foot one end of pasting on the circuit component, the elastic arm uses the welding foot as the fulcrum can float in all-round flexibility of relative the welding foot, the top of elastic arm still bends and extends and is formed with the arch bridge portion, the arch bridge portion can have certain activity redundancy in the elastic arm extending direction, and the arch bridge portion end further extends and is formed with the base plate, one side that the base plate kept away from the elastic arm is formed with the grafting port, in the grafting process, the elastic arm can drive the grafting port float in all-round flexibility relative the welding foot to the position that the adaptation external electric connector is located; the arch bridge part drives the plug port to move in the extending direction of the elastic arm, so that the plug port can be better plugged with an external electric connector, and in the plugging process, the arch bridge part can share part of external force applied to the plug port and convert the external force into elastic potential energy, so that the plug port is prevented from being deformed due to the fact that the plugging operation is too violent.

Drawings

Fig. 1 is a schematic view of an overall three-dimensional structure of an optional embodiment of the floating electrical connector of the present invention.

Fig. 2 is a front view of an alternative embodiment of the floating electrical connector of the present invention in the plane of the width of the spring arm.

Fig. 3 is a schematic view of an overall three-dimensional structure of an alternative embodiment of the floating electrical connector of the present invention in connection with an external electrical connector.

Fig. 4 is a schematic diagram of a structure of the floating electrical connector according to another alternative embodiment of the present invention, showing a disassembled state of the circuit member and the external electrical connector.

Fig. 5 is a perspective view of the floating electrical connector according to another alternative embodiment of the present invention, in combination with a circuit member and an external electrical connector.

Fig. 6 is a cross-sectional view of another alternative embodiment of the floating electrical connector of the present invention in combination with a circuit member and an external electrical connector taken along the axial plane of either of the mating ports.

Detailed Description

The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It should be understood that the following illustrative embodiments and description are only for explaining the present invention, and are not to be construed as limiting the present invention, and that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in fig. 1-6, an alternative embodiment of the present invention provides a floating electrical connector 1, which includes a soldering pin 10 attached to a corresponding circuit member 2 and electrically connected to the circuit member 2, a socket port 12 for plugging with an external electrical connector 3, an elastic arm 14 extending from one end of the soldering pin 10 in a direction away from the circuit member 2, an arch bridge portion 16 formed by bending and extending the top end of the elastic arm 14, and a base plate 18 formed by further extending the end of the arch bridge portion 16, wherein the socket port 12 is formed on one side of the base plate 18 away from the elastic arm 14.

In this embodiment, an elastic arm 14 is bent and extended from one end of a soldering pin 10 attached to a circuit component 2 in a direction away from the circuit component 2, the elastic arm 14 can flexibly float in all directions relative to the soldering pin 10 with the soldering pin 10 as a fulcrum, an arch bridge portion 16 is further formed at the top end of the elastic arm 14 by bending and extending, the arch bridge portion 16 can have a certain moving margin in the extending direction of the elastic arm 14, a base plate 18 is further formed at the tail end of the arch bridge portion 16 by extending, a plugging port 12 is formed at one side of the base plate 18 away from the elastic arm 14, and in the plugging process, the elastic arm 14 can drive the plugging port 12 to flexibly float in all directions relative to the soldering pin 10 so as to adapt to the position of an external electrical connector 3; the arched bridge portion 16 drives the plugging port 12 to move in the extending direction of the elastic arm 14, so that plugging and unplugging with the external electrical connector 3 can be better realized, and in the plugging and unplugging process, the arched bridge portion 16 can also share a part of external force applied to the plugging port 12 and convert the external force into elastic potential energy, so that deformation of the plugging port 12 caused by over-violent plugging and unplugging operation force is avoided. In particular, the circuit member 2 may be a circuit board, a flat cable, or the like.

In another alternative embodiment of the present invention, as shown in fig. 2-5, the inserting port 12 is formed by two elastic clamping pieces 121 formed by bending and extending from two opposite sides of the base plate 18 laterally away from the elastic arm 14, and a clamping slot 123 is formed between the two elastic clamping pieces 121 for the external electrical connector 3 to be inserted correspondingly. In this embodiment, the plugging port 12 is set to be formed by laterally keeping away from the two opposite sides of the substrate 18 from the elastic arm 14, and the elastic arm is bent and extended to form two elastic clamping pieces 121, and the external electrical connector 3 is correspondingly inserted into the clamping slot 123 formed between the two elastic clamping pieces 121 to realize electrical communication, so that the structure is simple and the plugging is stable.

In another alternative embodiment of the present invention, as shown in fig. 1-5, two elastic clamping pieces 121 protrude from the middle portion thereof in opposite directions to form a pressing portion 1210 that respectively abuts against the two opposite side surfaces of the external electrical connector, and two elastic clamping pieces 121 are gradually kept away from the pressing portion 1210 to the insertion opening end of the clamping slot 123 to form a bell mouth. In this embodiment, the middle portions of the two elastic clamping pieces 121 protrude oppositely to form a touch pressing portion 1210, the two elastic clamping pieces 121 gradually keep away from the touch pressing portion 1210 to the portion of one end of the insertion opening of the clamping seam 123 to form a bell mouth, the insertion opening of the clamping seam 123 is the end with a large bell mouth opening, so that the external electrical connector 3 can be conveniently plugged, the external electrical connector 3 is plugged into the insertion opening from the clamping seam 123, and finally, the clamping seam 123 is abutted against the touch pressing portion 1210 to realize electrical conduction.

In another alternative embodiment of the present invention, as shown in fig. 1-3, the floating electrical connector 1 is formed by blanking and bending a metal plate, and the width of the elastic arm 14 is smaller than the width of the soldering leg 10. In this embodiment, the floating type electrical connector 1 is formed by punching and bending a metal plate, the process is simple, the structure is stable, and the width of the elastic arm 14 is smaller than that of the welding foot 10, so that the moving range of the elastic arm 14 in the width direction can be greatly increased, and the deviation rectifying range of the floating type electrical connector 1 is enlarged.

In yet another alternative embodiment of the present invention, as shown in fig. 1, 3 and 6, an arc transition portion 11 is further disposed between the welding foot 10 and the elastic arm 14, and the width of the arc transition portion 11 is equal to the width of the welding foot 10. This embodiment sets up circular arc transition portion 11 and links up welding foot 10 with elastic arm 14 reduces the stress concentration of welding foot 10 and elastic arm 14 junction, just circular arc transition portion 11 width with the width of welding foot 10 equals for circular arc transition portion 11 is difficult for producing the ascending removal of width direction relatively welding foot 10, reinforcing welding foot 10 and circuit component 2's connection steadiness.

In yet another alternative embodiment of the present invention, as shown in fig. 1-3, the two opposite sides of the width of the end of the elastic arm 14 connected to the arc transition portion 11 are transitionally connected to the corresponding sides of the arc transition portion 11 by the concave arc surface 141. In this embodiment, the concave arc surface 141 is arranged at the connection end of the elastic arm 14 and the arc transition portion 11 and is transitionally connected to the two opposite side surfaces of the arc transition portion 11 in the width direction, so that the width dimension is uniformly increased, and the structural strength of the connection part of the elastic arm 14 and the arc transition portion 11 is ensured.

In yet another alternative embodiment of the present invention, as shown in fig. 1 and 6, the elastic arm 14 is disposed perpendicular to the welding foot 10. The present embodiment facilitates the insertion operation with the external electrical connector 3 by disposing the elastic arm 14 perpendicular to the soldering terminal 10.

In another alternative embodiment of the present invention, as shown in fig. 2 and 5, the middle of the base plate 18 is further provided with a rib portion 181 protruding away from the elastic arm 14. In this embodiment, the middle of the base plate 18 is provided with the convex rib part 181 protruding towards the direction away from the elastic arm 14, so that the structural strength of the base plate 18 is enhanced, and the rib part 181 has a certain supporting effect on the plate surface of the base plate 18, so that the plate surface is not easy to deform.

In yet another alternative embodiment of the present invention, as shown in fig. 6, the base plate 18 is disposed parallel to the elastic arm 14. In this embodiment, the elastic arm 14 and the substrate 18 are connected into a whole through the arch bridge 16, the substrate 18 and the elastic arm 14 are arranged in parallel, the substrate 18 does not generate an acting force on the elastic arm 14 in a direction perpendicular to the surface direction of the substrate 18, the consistency of the elastic deformation range of the elastic arm 14 in each direction is ensured, and the floating range of the plugging port 12 is maximized.

In yet another alternative embodiment of the present invention, as shown in fig. 1, 3 and 4, the end of the base plate 18 away from the arch bridge 16 is further extended to form a limiting leg 13. In the embodiment, the limiting pin 13 is further formed by extending the end of the substrate 18 far away from the arch bridge 16, and the limiting pin 13 can be used for limiting the range of the movement of the arch bridge 16 in the extending direction of the substrate 18, so as to avoid the damage of the floating electrical connector caused by the plastic deformation of the arch bridge 16 due to the overexertion of the plugging operation.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, and these forms are within the scope of the present invention.

Claims

1. A floating type electric connector comprises a welding pin which is used for being attached to a corresponding circuit component and electrically connected with the circuit component and a plugging port which is used for being plugged with an external electric connector which is butted, and is characterized by further comprising an elastic arm which is bent from one end of the welding pin and extends in the direction far away from the circuit component, an arch bridge part which is formed by bending and extending the top end of the elastic arm and a base plate which is further formed by extending the tail end of the arch bridge part, wherein the plugging port is formed on one side of the base plate far away from the elastic arm.

2. The floating electrical connector of claim 1 wherein said mating port is formed by two resilient retention tabs bent and extended laterally away from said resilient arms from opposite sides of said base, said resilient retention tabs defining a retention slot therebetween into which said external electrical connector is inserted.

3. The floating electrical connector as claimed in claim 2, wherein the middle portions of the two resilient clamping pieces protrude towards each other to form pressing portions respectively abutting against opposite side surfaces of the external electrical connector, and the portions of the two resilient clamping pieces from the pressing portions to the insertion opening end of the clamping slot gradually get away from each other to form a bell mouth.

4. The floating electrical connector of claim 1 wherein said floating electrical connector is formed from a stamped and bent piece of sheet metal, said spring arms having a width less than a width of said solder legs.

5. A floating electrical connector as claimed in claim 4, characterized in that there is further provided a rounded transition between the soldering foot and the resilient arm, said rounded transition having a width equal to the width of the soldering foot.

6. The floating electrical connector of claim 5 wherein one end of said spring arm connecting said radiused transition portion engages with the corresponding side of said radiused transition portion in a concave arcuate transition on opposite sides of the width.

7. The floating electrical connector of claim 4 wherein said spring arms are disposed perpendicular to said solder tails.

8. The floating electrical connector of claim 1 wherein said base plate further includes a rib portion projecting away from said spring arm.

9. A floating electrical connector as claimed in claim 1 or 7 or 8 wherein said substrate is disposed parallel to said spring arms.

10. A floating electrical connector as claimed in claim 1, 7 or 8, wherein the end of the base plate remote from the bridging portion is further extended to form a retaining foot.