CN110661131A

CN110661131A - All-in-one FAKRA connector

Info

Publication number: CN110661131A
Application number: CN201910828631.5A
Authority: CN
Inventors: 朱锋
Original assignee: DONGGUAN HONGRU CONNECTORS Co Ltd
Current assignee: DONGGUAN HONGRU CONNECTORS Co Ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-01-07

Abstract

The invention discloses an all-in-one FAKRA connector, which comprises a shell, a base, an outer tube, an insulating inner tube, a long terminal and a short terminal, wherein the long terminal and the short terminal are both bent, and the base is provided with a bent opening for inserting the long terminal and the short terminal; the outer shell is arranged on the base, the outer pipe is sleeved on the insulating inner pipe, one end of the outer pipe is inserted into the base, the other end of the outer pipe is inserted into the outer shell, and the outer shell is connected with the base through the outer pipe; the insulating inner tube comprises a first inner tube for inserting the long terminal, a second inner tube for inserting the short terminal and a step-shaped bottom plate, wherein one end of the long terminal and one end of the short terminal are respectively inserted into the first inner tube and the second inner tube, and the other end of the long terminal and the other end of the short terminal penetrate through the base and are exposed outside. The invention maximizes the efficacy of both the outer tube and the base; when a plurality of connectors are needed, the whole structure is firmer and more stable, the signal transmission effect is better, and the cost is lower.

Description

All-in-one FAKRA connector

Technical Field

The invention relates to the technical field of automobile accessories, in particular to an all-in-one FAKRA connector.

Background

FAKRA connectors are designed specifically for automotive applications, and are commonly used in automotive industry RF radio frequency signal connectors, GPS positioning systems, satellite radios, and vehicle internet access, among others. The FAKRA horizontal connector establishes a unified connector system based on SMB connector interface FAKRA (automatic expert group) and standards to be complied with by everyone, and the FAKRA horizontal connector meets the high performance and safety requirements of the current automobile industry due to a special standard locking system.

When a plurality of connectors are required, the connectors are generally used in combination, for example, when two connectors are required, two connectors are used in combination, and when four connectors are required, four connectors are used in combination; however, the disadvantage is that each connector is separate and has a separate housing, so that when four connectors are arranged side by side, the connectors are loose due to lack of connection, and the signal transmission effect is affected; and each connector has a separate housing construction, which is more costly to use.

The structure of the conventional all-in-one FAKRA connector is generally designed by integrating an outer pipe and a base, so that the outer pipe and the base can be prepared by only one process and cannot be prepared separately, and the respective effects cannot be maximized.

Disclosure of Invention

The invention aims to provide an all-in-one FAKRA connector, wherein an outer pipe and a base are of split structures and can be independently prepared, so that the effects of the outer pipe and the base are maximized.

In order to achieve the purpose, the invention provides the following technical scheme:

an all-in-one FAKRA connector comprises a shell, a base, an outer tube, an insulating inner tube, a long terminal and a short terminal, wherein the long terminal and the short terminal are both bent, and the base is provided with a bent opening for inserting the long terminal and the short terminal;

the outer shell is arranged on the base, the outer pipe is sleeved on the insulating inner pipe, one end of the outer pipe is inserted into the base, the other end of the outer pipe is inserted into the outer shell, and the outer shell and the base are connected through the outer pipe;

the insulating inner tube comprises a first inner tube for inserting the long terminal, a second inner tube for inserting the short terminal and a stepped bottom plate, and the first inner tube and the second inner tube are arranged on the stepped bottom plate;

one end of the long terminal is inserted into the first inner tube, and the other end of the long terminal penetrates through the base and is exposed outside; one end of the short terminal is inserted in the second inner tube, and the other end of the short terminal penetrates through the base and is exposed outside.

In one embodiment, the terminal further comprises a baffle plate, wherein the baffle plate is inserted into the bent opening of the base and is provided with a first through hole for the long terminal and the short terminal to pass through.

In one embodiment, the number of the outer tubes is the same as the total number of the long and short terminals.

In one embodiment, the outer wall of the outer tube is provided with a first clamping piece used for being clamped and fixed with the shell, and the inner wall of the shell is provided with a first clamping position matched with the first clamping piece.

In one embodiment, the first positioning structure is an annular boss, and the second positioning structure is an annular groove.

In one embodiment, a plurality of second through holes for the outer tube to pass through are formed in the base, and positioning grooves for the first clamping pieces to be assembled in a sliding mode are formed in the inner walls of the second through holes.

In one embodiment, the outer wall of the outer tube is provided with a second clamping piece which is used for clamping and fixing with the base; and a second clamping position matched with the second clamping piece is arranged on the inner wall of the second through hole.

In one embodiment, the base is provided with a first positioning structure for positioning the shell, and the shells are provided with second positioning structures matched with the first positioning structures; the first positioning structure is connected with the second positioning structure in a jogged mode.

In one embodiment, the outer walls of the first inner pipe and the second inner pipe are provided with positioning convex stripes, and the outer pipe is provided with positioning concave stripes matched with the positioning convex stripes.

In one embodiment, the outer walls of the long terminal and the short terminal are respectively provided with a third clamping piece for clamping and fixing with the insulating inner tube, and a third clamping position matched with the third clamping piece is arranged in the insulating inner tube.

Compared with the prior art, the invention has the beneficial effects that:

according to the all-in-one FAKRA connector, the outer pipe and the base are of split structures and can be independently prepared, so that the effects of the outer pipe and the base are maximized; when a plurality of connectors are needed, the whole structure is firmer and more stable, the signal transmission effect is better, and the cost is lower.

Drawings

FIG. 1 is a perspective assembly view of an all-in-one FAKRA connector in accordance with one embodiment of the present invention;

FIG. 2 is a cross-sectional view of an all-in-one FAKRA connector according to one embodiment of the present invention;

FIG. 3 is a cross-sectional view of an all-in-one FAKRA connector in accordance with another embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Fig. 1 is a perspective assembly view of an all-in-one FAKRA connector in one embodiment, which includes an outer shell 1, a base 2, an outer tube 3, an insulating inner tube 4, a long terminal 51 and a short terminal 52, wherein the long terminal 51 and the short terminal 52 are bent; the base 2 is provided with a bent opening for inserting the long terminal 51 and the short terminal 52, and preferably, the base 2 is made of aluminum alloy; the insulating inner tube 4 includes a first inner tube 51 for inserting the long terminal 51, a second inner tube 42 for inserting the short terminal 52, and a stepped bottom plate 43, wherein the first inner tube 41 and the second inner tube 42 are disposed on the stepped bottom plate 43, and preferably, the first inner tube 41, the second inner tube 42, and the stepped bottom plate 43 are integrally formed. Specifically, the outer shell 1 is arranged on the base 2, the outer tube 3 is sleeved on the insulating inner tube 4, one end of the outer tube 3 is inserted into the base 2, the other end of the outer tube 3 is inserted into the outer shell 1, and the outer shell 1 and the base 2 are connected through the outer tube 3; one end of the long terminal 51 is inserted into the first inner tube 41, and the other end of the long terminal passes through the base 2 and is exposed outside; one end of the short terminal 52 is inserted into the second inner tube 42, and the other end is exposed through the base 2.

In this embodiment, the long terminal 51 is inserted into the first inner tube 41, the short terminal 52 is inserted into the second inner tube 42, the first inner tube 41 has a length larger than that of the second inner tube 42, and is located on the lower step of the stepped bottom plate 43, the second inner tube 42 is located on the upper step, and the horizontal heights of the first inner tube 41 and the second inner tube 42 are the same; the outer tubes 3 are respectively sleeved on the first inner tube 41 or the second inner tube 42, then inserted from the bent openings at the bottom of the base 2 and connected with the outer shell 1 to form a whole.

The outer tube 3 is mainly used for fixing the positions of the long terminal 51 and the short terminal 52, the outer tube 3 can keep stable size by using a stamping process, and the preparation precision of the outer tube 3 is improved; the base 2 is mainly used for lower plate welding, and the die casting process can improve the productivity of the base 2 and reduce the defects. In the above-mentioned all-in-one FAKRA connector, outer tube 3 and base 2 are the components of a whole that can function independently, all can independently prepare to make outer tube 3 and base 2 all realize the efficiency maximize.

In one embodiment, as shown in fig. 1, the electronic device further includes a baffle 6, wherein the baffle 6 is inserted into the bent opening of the base 2 and is provided with a first through hole 60 for the long terminal 51 and the short terminal 52 to pass through. After the other components are assembled, the first through-clip 60 in the baffle 6 is inserted into the bent opening of the base 2 through the long terminal 51 and the short terminal 52, and is inserted into the base 2, so that the outer tube 3, the insulating inner tube 4, and the long terminal 51 and the short terminal 52 are fastened in the housing 1 and the base 2.

In one embodiment, the number of the outer tubes 3 is the same as the total number of the long terminals 51 and the short terminals 52, in this embodiment, there are two long terminals 51 and two short terminals 52, that is, there are 4 outer tubes 3, and preferably, the outer tube 3 can be divided into a long outer tube and a short outer tube, which are respectively matched with the long terminals 51 and the short terminals 52.

As shown in fig. 1 and 2, a plurality of second through holes 20 for the outer tube 3 to pass through are formed in the base 2; and a positioning groove for sliding assembly of the first clamping piece 31 is formed in the inner wall of the second through hole 20. In this embodiment, there are 4 second through holes 20.

The outer wall of the outer tube 3 is provided with a first clamping piece 31 which is used for being clamped and fixed with the shell 1, and the inner wall of the shell 1 is provided with a first clamping position 11 which is matched with the first clamping piece 31. Wherein, the first card 31 or/and the first card 11 can be made of elastic material; the inner wall of the second through hole 20 is provided with a positioning groove for sliding assembly of the first clamping piece 31, so that the first clamping piece is prevented from rotating with the base 2 or the shell 1 in the horizontal direction. Specifically, the first clip 31 may be a three-dimensional structure with a triangular or fan-shaped cross section, preferably, the triangular or fan-shaped cross section is a right-angled triangle or a right-angled fan-shaped cross section, wherein the side of the first clip 31, which is connected with the side wall of the outer tube 3, is the side where a right-angled side is located; the first blocking part 11 can be a three-dimensional structure with a trapezoidal cross section, and the inclined edge of the first blocking part 31 moves upwards from the upper bottom of the trapezoid until the right-angle edge of the first blocking part 31 is blocked on the lower bottom of the first blocking part 11, so that the connection between the shell 1 and the outer tube 3 is realized. In this embodiment, the first clamping member 31 is made of an elastic material, the first clamping member 31 is a three-dimensional structure with a right-angled fan-shaped cross section, and the number of the first clamping members 31 is 3, and the 3 first clamping members 31 are uniformly distributed at intervals on the same horizontal line.

In one embodiment, as shown in fig. 3, the outer wall of the outer tube 3 is provided with a second clip member 32 for being clipped and fixed with the base 2; the inner wall of the second through hole 20 is provided with a second clamping portion 21 matched with the second clamping portion 32, the second clamping portion 32 can be a protruding structure on the side wall of the outer tube 3, the second clamping portion 21 is a groove matched with the second clamping portion 32, preferably, the second clamping portion 21 is arranged at a bottom end of the outer tube 3, and the second clamping portion 21 is also arranged at a bottom end of the inner wall of the second through hole 20. In this embodiment, the second locking member 32 is an annular protrusion disposed around a bottom of the outer tube 3, and the second locking member 21 is an annular groove disposed around a bottom of the inner wall of the second through hole 20.

In this embodiment, the outer tube 3 is fixed to the housing 1 in one direction, and the outer tube 3 is fixed to the base 2 in the opposite direction, so that the housing 1, the base 2, and the outer tube 3 are fixedly connected to each other.

In one embodiment, with reference to fig. 2, the base 2 is provided with a first positioning structure 22 for positioning the housing 1, and the housing 1 is provided with a second positioning structure 12 matching with the first positioning structure 22, in this embodiment, the first positioning structure 22 is an annular boss, and the second positioning structure 12 is an annular groove; the first positioning structure 22 is engaged with the second positioning structure 12, so that the housing 1 and the base 2 are engaged with each other, thereby avoiding displacement and making the whole connector more compact.

In one embodiment, with continued reference to fig. 1 and 3, the outer tube 3 is a hollow structure for inserting the first inner tube 41 or the second inner tube 42, and the stepped bottom plate 43 is disposed against the outer tube 3, such that the first inner tube 41 or the second inner tube 42 cannot penetrate the outer tube 3 when inserted into the outer tube. The outer walls of the first inner tube 41 and the second inner tube 42 are both provided with positioning convex stripes 44, and the outer tube 3 is internally provided with positioning concave stripes matched with the positioning convex stripes 44, so that the insulating inner tube 4 is connected with the outer tube 3 in a positioning way and does not rotate.

In one embodiment, with continued reference to fig. 1 and 3, the insulating inner tube 4 is a hollow structure in which terminal mounting locations for mounting the long and

short terminals

51 and 52 are provided, one end of the terminal mounting locations having a diameter greater than or equal to the maximum diameter of the long and

short terminals

51 and 52 and the other end having a diameter slightly smaller than the maximum diameter of the long and

short terminals

51 and 52, such that the long and

short terminals

51 and 52 are confined in the insulating inner tube 4 and the ends thereof can pass through the insulating inner tube 4. In order to prevent the long terminal 51 and the short terminal 52 from rotating in the insulating inner tube 4, the outer walls of the long terminal 51 and the short terminal 52 are both provided with a positioning fastener 53 for being fastened and fixed with the insulating inner tube 3, and a positioning fastener matched with the positioning fastener 53 is arranged in the insulating inner tube 3.

In one embodiment, with continued reference to fig. 1-3, the bottom of the base 2 is further provided with support feet 23 for securing the attachment ends.

After the preparation of each accessory in the all-in-one FAKRA connector is completed, the FAKRA connector can be assembled by self, and the assembly sequence is various, one of which is as follows: the long terminal 51 and the short terminal 52 are inserted from the bottom of the insulating inner tube 4 until the third clamping piece 53 is buckled with the third clamping position, and at this time, the long terminal 51 and the short terminal 52 penetrate through the insulating inner tube 4; the insulating inner tube 4 is inserted from the bottom of the outer tube 3, and the long terminal 51 and the short terminal 52 simultaneously penetrate through the insulating inner tube 4 and the outer tube 3; the first clamping piece 31 is aligned with the positioning groove, the outer tube 3 is inserted from the bottom of the base 2 until the insulating inner tube 4 is completely inserted into the base 2, and the long terminal 51 and the short terminal 52 simultaneously penetrate through the insulating inner tube 4, the outer tube 3 and the base 2; the first through clamp 60 in the baffle 6 passes through the long terminal 51 and the short terminal 52, and the baffle 6 is inserted into the bent opening of the base 2 to realize the insertion connection with the base 2, so that the outer tube 3, the insulating inner tube 4 and the long terminal 51 and the short terminal 52 are fastened in the outer shell 1 and the base 2; the cover of shell 1 closes on base 2, makes first location structure 22 be connected with the gomphosis of second location structure 12, and the lock is realized with first screens 11 to first fastener 31 simultaneously, makes base 2 and shell 1 form a whole, and each part is fixed in base 2 and shell 1, and long terminal 51 and short terminal 52 run through insulating inner tube 4 simultaneously this moment, outer tube 3, base 2 and shell 1, and the both ends of long terminal 51 and short terminal 52 are public end contact pin and female end contact pin respectively.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. An all-in-one FAKRA connector is characterized by comprising a shell, a base, an outer tube, an insulating inner tube, a long terminal and a short terminal, wherein the long terminal and the short terminal are both bent, and the base is provided with a bent opening for inserting the long terminal and the short terminal;

2. The all-in-one FAKRA connector as recited in claim 1, further comprising a baffle plate inserted into the bent opening of the base and having a first through hole for the long terminal and the short terminal to pass through.

3. The all-in-one FAKRA connector according to claim 1, wherein the number of the outer tubes is the same as the total number of the long and short terminals.

4. The all-in-one FAKRA connector as claimed in claim 1, wherein the outer wall of the outer tube is provided with a first clip for being fixed with the housing, and the inner wall of the housing is provided with a first clip matching with the first clip.

5. The all-in-one FAKRA connector as claimed in claim 1, wherein the base has a plurality of second through holes for the outer tube to pass through, and the inner wall of the second through holes has positioning grooves for the first clip to slide and assemble.

6. The all-in-one FAKRA connector according to claim 5, wherein the outer wall of the outer tube is provided with a second clip for clipping and fixing with the base; and a second clamping position matched with the second clamping piece is arranged on the inner wall of the second through hole.

7. The all-in-one FAKRA connector as recited in claim 1, wherein the base is provided with a first positioning structure for positioning the housing, and the housing is provided with a second positioning structure matching the first positioning structure; the first positioning structure is connected with the second positioning structure in a jogged mode.

8. The all-in-one FAKRA connector as recited in claim 7, wherein the first positioning structure is an annular boss and the second positioning structure is an annular groove.

9. The all-in-one FAKRA connector as claimed in claim 1, wherein the outer walls of the first and second inner tubes are provided with positioning convex stripes, and the outer tube is provided with positioning concave stripes matching with the positioning convex stripes.

10. The all-in-one FAKRA connector as claimed in claim 1, wherein the outer walls of the long terminal and the short terminal are provided with positioning fasteners for being fastened with the inner insulating tube, and the inner insulating tube is provided with positioning fasteners matching with the positioning fasteners.