CN220753789U - Vehicle-mounted floating socket and connector - Google Patents

Abstract

The utility model discloses a vehicle-mounted floating socket and a connector, and relates to the technical field of vehicle-mounted connectors. The shell is fixedly arranged on the PCB, the shell is hollow, one side of the shell is provided with a window, and the other opposite side is provided with a plurality of first limit grooves; the inner core is arranged in the shell, a preset gap is arranged between the inner core and the shell in the XYZ three-axis direction, a plurality of jacks are arranged on one side of the inner core, facing the window, of the inner core, terminal holes are communicated with the jacks in the direction facing the first limiting groove, and a second limiting groove is communicated with the top or the bottom of each terminal hole; the terminal comprises a welding part, a fixing part, a floating elastic part and a signal contact part in sequence, wherein the welding part is welded on the PCB, the fixing part is arranged in the first limiting groove, the floating elastic part is arranged in the shell, the signal contact part is arranged in the terminal hole, the top or the bottom of the signal contact part is provided with an elastic sheet, and the elastic sheet is arranged in the second limiting groove. The socket in this scheme has the function of floating, can eliminate the dislocation.

Description

Vehicle-mounted floating socket and connector

Technical Field

The utility model relates to the technical field of vehicle-mounted connectors, in particular to a vehicle-mounted floating socket and a connector.

Background

The in-vehicle connector refers to an interface for connecting various electronic devices and systems in a vehicle, and functions to transmit data and signals to achieve coordination and control of various functions inside the vehicle. Vehicle connectors typically include power connectors, data connectors, and signal connectors of different types that can connect to various vehicle devices and systems such as engine control modules, vehicle audio, air conditioning systems, airbags, instrument panel displays, and the like. Through these connectors, the various devices in the vehicle can communicate and cooperate with each other, thereby enabling more efficient, intelligent on-board control and management.

The existing vehicle-mounted connector generally adopts a mode of a header socket and a socket, the socket comprises a PCB (printed circuit board), a shell and a plurality of metal terminals, the PCB is mounted on an equipment panel, the shell is fixedly arranged on the PCB, one end of each metal terminal is welded on the PCB, the other end of each metal terminal is fixedly arranged in the shell, and the other end of each metal terminal is a signal contact part and used for connecting the header socket to realize signal transmission. The problems are that: when the position of the PCB mounted on the equipment panel is deviated, the header socket and the socket cannot be correctly embedded, and the socket is broken, signals and power supply are broken instantly due to external force.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides the vehicle-mounted floating socket and the connector, which have a floating function and can eliminate dislocation.

In order to achieve the object of the utility model, the following scheme is adopted:

a vehicle-mounted floating socket comprises a shell, a plurality of terminals, a PCB board and an inner core.

The shell is fixedly arranged on the PCB, the shell is hollow, one side of the shell is provided with a window, and the other opposite side is provided with a plurality of first limit grooves;

the inner core is arranged in the shell, a preset gap is arranged between the inner core and the shell in the XYZ three-axis direction, a plurality of jacks are arranged on one side of the inner core, facing the window, of the inner core, terminal holes are communicated with the jacks in the direction facing the first limiting groove, and a second limiting groove is communicated with the top or the bottom of each terminal hole;

the terminal comprises a welding part, a fixing part, a floating elastic part and a signal contact part in sequence, wherein the welding part is welded on the PCB, the fixing part is arranged in the first limiting groove, the floating elastic part is arranged in the shell, the signal contact part is arranged in the terminal hole, the top or the bottom of the signal contact part is provided with an elastic sheet, and the elastic sheet is arranged in the second limiting groove.

Further, the housing is connected to the PCB board by a plurality of soldering tabs.

Further, two rows of jacks are arranged on one side of the inner core, facing the window, of the inner core, two layers of terminals are arranged on the plurality of terminals, an elastic piece is arranged at the top of the signal contact part of the terminal, an elastic piece is arranged at the bottom of the signal contact part of the terminal, and an elastic piece is arranged at the bottom of the signal contact part of the terminal.

Further, the fixing portion width is larger than the floating elastic portion width.

Further, the welding part is horizontally arranged, the fixing part is vertically arranged upwards, the floating elastic part is U-shaped, the closed end of the U-shaped floating elastic part is obliquely arranged downwards, and the signal contact part is horizontally arranged.

A vehicle-mounted floating connector comprises the vehicle-mounted floating socket.

The utility model has the beneficial effects that: the welding part of terminal welds in the PCB board, and fixed part is limited in first spacing inslot, and in the shell was located to the elastic component that floats, had the function of floating, in the terminal hole of inner core was located to signal contact part, signal contact part passes through the shell fragment and installs in the second spacing inslot of inner core, in XYZ triaxial direction, is equipped with the clearance of predetermineeing between inner core and the shell, through above structural design, can realize the floating of inner core in the shell to eliminate the dislocation, avoid the damage of socket.

Drawings

FIG. 1 is an exploded view of a floating receptacle of an embodiment;

FIG. 2 is a terminal block diagram of an embodiment;

FIG. 3 is a cross-sectional view of a terminal of an embodiment;

FIG. 4 is a block diagram of an embodiment wherein the inner core is mounted to the outer shell;

FIG. 5 is a front view of an embodiment with the inner core mounted to the outer shell;

fig. 6 is a cross-sectional view taken along line A-A of fig. 5.

Detailed Description

Example 1

As shown in fig. 1, the present embodiment provides a vehicle-mounted floating socket, which includes a housing 1, a plurality of terminals 2, a PCB board 3, and an inner core 4.

Specifically, the casing 1 includes a bottom frame and a casing, the bottom frame is fixedly disposed on the PCB board 3, the casing covers half of the bottom frame, the uncovered portion forms a window, and a plurality of first limiting grooves 11 are disposed on a side wall of the casing opposite to the window.

Specifically, as shown in fig. 4 to 6, the housing 1 is hollow, the inner core 4 is disposed in the housing 1, a plurality of insertion holes 41 are disposed on one side of the inner core 4 facing the window, the insertion holes 41 are communicated with a terminal hole 42 facing the first limiting groove 11, and the top or bottom of the terminal hole 42 is communicated with a second limiting groove 43.

Specifically, as shown in fig. 1 to 3 and 6, the terminal 2 includes a soldering portion 21, a fixing portion 22, a floating elastic portion 23, and a signal contact portion 24 in this order, the soldering portion 21 is soldered to the PCB 3, the fixing portion 22 is limited in the first limiting groove 11, the floating elastic portion 23 is disposed in the housing 1, the signal contact portion 24 is disposed in the terminal hole 42, a spring 241 is disposed at the top or bottom of the signal contact portion 24, and the spring 241 is mounted in the second limiting groove 43.

More specifically, two rows of jacks 41 are arranged on one side of the inner core 4 facing the window, one row of jacks 41 on the upper layer is provided with corresponding second limiting grooves 43 on the top of the terminal holes 42, one row of jacks 41 on the lower layer is provided with corresponding second limiting grooves 43 on the bottom of the terminal holes 42. The plurality of terminals 2 are arranged in two layers, the top of the signal contact part 24 of the terminal 2 positioned on the upper layer is provided with an elastic sheet 241, and the bottom of the signal contact part 24 of the terminal 2 positioned on the lower layer is provided with an elastic sheet 241.

More specifically, the welding portion 21 is horizontally disposed, the fixing portion 22 is vertically disposed upward, the fixing portion 22 has a width greater than that of the floating elastic portion 23, the floating elastic portion 23 is U-shaped, the closed end of the U-shaped floating elastic portion 23 is inclined downward, and the signal contact portion 24 is horizontally disposed.

More specifically, the casing 1 is connected to the PCB 3 through four soldering tabs 5, and the soldering tabs 5 are disposed at two ends of the casing 1, so as to further increase the holding force of the terminals 2 for soldering the PCB 3.

In the XYZ three-axis directions, a predetermined gap is provided between the core 4 and the housing 1, so that the floating of the core 4 within the housing 1 can be achieved. Specifically, the inner core 4 and the outer shell 1 have a preset gap in the X direction, and when the inner core 4 and the outer shell 1 are inserted in pairs, tolerance can be realized, so that the floating capacity in the direction is ensured; the elastic structure of the terminal 2 can realize floating in the Y direction, and a preset gap is reserved between the inner core 4 and the shell 1 in the Y direction, so that certain floating capacity of the inner core 4 in the Y direction is ensured; the inner core 4 and the outer shell 1 have preset gaps in the Z positive direction, the inner core 4 and the PCB 3 have preset gaps in the Z negative direction, certain tolerance is ensured when the inner core 4 and the outer shell 1 are oppositely inserted, and the inner core 4 has floating capacity in the Z direction.

When the position of the PCB 3 mounted on the panel of the equipment deviates, the XYZ direction adjustment is performed through the floating of the inner core 4 so as to eliminate the dislocation and avoid the damage of the PCB 3 and the socket.

Example 2

The present embodiment provides a vehicle-mounted floating connector including the vehicle-mounted floating receptacle of embodiment 1.

The above embodiments are merely for illustrating the technical ideas and features of the present utility model, and are not meant to be exclusive or limiting. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.

Claims (8)

1. The vehicle-mounted floating socket comprises a shell (1), a plurality of terminals (2) and a PCB (printed circuit board) (3), wherein the shell (1) is fixedly arranged on the PCB (3), and is characterized by further comprising an inner core (4);

the shell (1) is arranged in a hollow way, one side of the shell is provided with a window, and the other opposite side is provided with a plurality of first limit grooves (11);

the inner core (4) is arranged in the shell (1), a preset gap is arranged between the inner core (4) and the shell (1) in the directions of XYZ three axes, a plurality of jacks (41) are arranged on one side, facing the window, of the inner core (4), and the jacks (41) are communicated with terminal holes (42) in the direction facing the first limit groove (11);

one end of the terminal (2) is welded on the PCB (3), and the other end of the terminal passes through the first limit groove (11) and is then arranged on the inner core (4).

2. The vehicle-mounted floating socket according to claim 1, wherein the terminal (2) comprises a welding part (21), a fixing part (22), a floating elastic part (23) and a signal contact part (24) in sequence, the welding part (21) is welded on the PCB board (3), the fixing part (22) is arranged in the first limit groove (11), the floating elastic part (23) is arranged in the housing (1), and the signal contact part (24) is arranged in the terminal hole (42).

3. The vehicle-mounted floating socket according to claim 2, wherein the top or bottom of the terminal hole (42) is communicated with a second limit groove (43), the top or bottom of the signal contact part (24) is provided with an elastic sheet (241), and the elastic sheet (241) is installed in the second limit groove (43).

4. The vehicle-mounted floating socket according to claim 1, wherein the housing (1) is connected to the PCB board (3) by means of a plurality of soldering tabs (5).

5. The vehicle-mounted floating socket according to claim 1, wherein two rows of jacks (41) are arranged on one side, facing the window, of the inner core (4), two layers of terminals (2) are arranged, the top of the signal contact part (24) of the terminal (2) positioned on the upper layer is provided with an elastic sheet (241), the bottom of the signal contact part (24) of the terminal (2) positioned on the lower layer is provided with an elastic sheet (241).

6. The vehicle-mounted floating socket according to claim 1, wherein the fixing portion (22) has a width larger than that of the floating elastic portion (23).

7. The vehicle-mounted floating socket according to claim 1, wherein the welding portion (21) is horizontally arranged, the fixing portion (22) is vertically arranged upward, the floating elastic portion (23) is U-shaped, the closed end of the U-shaped floating elastic portion (23) is inclined downward, and the signal contact portion (24) is horizontally arranged.

8. A vehicle-mounted floating connector comprising the vehicle-mounted floating socket according to any one of claims 1 to 7.