TWI768688B - Mini radio frequency connector - Google Patents

Abstract

The present invention provides a small radio frequency connector capable of connecting an external connector and a printed circuit board. The small radio frequency connector includes a rubber core, a terminal module and a conductive organic layer. The rubber core forms an accommodating space, a first opening and a second opening. The wire module includes a terminal, a shell, a sleeve and a fixing seat. The terminal has a first contact part, a connection part and a second contact part. The shell covers the connecting portion and exposes the first contact portion and the second contact portion. The sleeve is combined with the housing at the first contact portion to cover the first contact portion. The sleeve is disposed in the accommodating space through the second opening. The fixing seat is combined with the housing at the second contact portion to fix the second contact portion. The conductive organic layer is formed on the shell and part of the tube by a mold.

Description

Small RF Connector

The present invention belongs to the technical field of connectors, in particular to a small radio frequency connector.

Conventional RF connectors are installed on transport vehicles, and are in the form of coaxial cables or wire-to-board.

The traditional radio frequency connector adopts the upper cover and the lower cover made of zinc alloy material to cover the terminals arranged in the insulator. Casting separate components, so during the assembly process, the tightness or coverage between the upper cover, the insulator and the lower cover cannot be guaranteed, which makes the structural strength of the RF connector also problematic.

In view of this, the present invention proposes a small RF connector to solve the problems or unsolvable problems caused by traditional connectors.

The first object of the present invention is to provide a small radio frequency connector which provides conductive The organic layer is formed on the casing and the tube body to eliminate the interference of static electricity and prevent the electronic components from being subjected to electromagnetic interference.

The second object of the present invention is to provide an organic layer to completely cover the casing and the tube body by mold forming according to the above-mentioned small RF connector, so as to increase the strength of the structure.

The third object of the present invention is to provide the organic layer electrically connected to the metal cover according to the above-mentioned small RF connector, so as to achieve the effect of electromagnetic shielding.

The fourth object of the present invention is to meet the standards of mini fakra, fakra and USCAR-2 according to the above-mentioned small radio frequency connector, so as to be suitable for transportation vehicles such as vehicles and buses.

The fifth object of the present invention is that according to the above-mentioned small radio frequency connector, the sleeve forms a stopper block, so as to strengthen the connection strength with the conductive organic layer.

In order to achieve the above object and other objects, the present invention provides a small radio frequency connector capable of connecting an external connector and a printed circuit board. The small radio frequency connector includes a rubber core, a wire terminal assembly and a conductive organic layer. The rubber core forms an accommodating space, a first opening and a second opening. The first opening and the second opening are formed on corresponding sides. The first opening allows the external connector to enter or exit the accommodating space. The wire end assembly includes a terminal, a casing, a sleeve and a fixing seat. The terminal has a first contact portion, a connection portion and a second contact portion. The first contact portion can connect to the external connector and the second contact portion can connect to the printed circuit board. The connecting portion connects the first contact portion and the second contact portion. The casing covers the connecting portion and exposes the first contact portion and the second contact portion. The sleeve is combined with the housing located at the first contact portion to cover the first contact portion. The sleeve is disposed in the accommodating space through the second opening. The fixing base is combined with the housing located at the second contact portion to fix the second contact portion. The conductive organic layer is combined with the rubber core located at the second opening, the shell and part of the tube body. Wherein, the conductive organic layer is formed on the shell and part of the tube body by a mold.

10: Small RF Connector

12: plastic core

122: The first opening

124: Second Opening

126: The third opening

128: tank body

14: Wire End Components

142: Terminal

1422: First Contact

1424: Connector

1426: Second Contact

144: Shell

1442: Groove

146: Casing

1462: Stop block

148: Fixed seat

1482: Support Column

14822: Terminal groove body

14824: Clips

16: Conductive organic layer

162: bump

164: Hole

18: Metal cover

182: Card slot

184: Soldering feet

SP: accommodation space

FIG. 1 is a three-dimensional schematic diagram of a small radio frequency connector according to an embodiment of the present invention.

FIG. 2 is an exploded schematic view illustrating the small RF connector of FIG. 1 of the present invention.

FIG. 3 is a detailed schematic diagram illustrating the housing and the fixing base of FIG. 1 of the present invention.

FIG. 4 is a detailed schematic diagram illustrating the sleeve, housing and fixing base of FIG. 1 of the present invention.

FIG. 5 is a schematic diagram illustrating the combination of the conductive organic layer of FIG. 1 with other elements of the present invention.

6 is a schematic cross-sectional view illustrating the small RF connector of FIG. 1 of the present invention.

In order to fully understand the purpose, features and effects of the present invention, the present invention is described in detail by the following specific embodiments and the accompanying drawings. The description is as follows.

In the present disclosure, the use of "a" or "an" is used to describe the elements, elements and components described herein. This is done only for convenience of description and to provide a general sense of the scope of the invention. Thus, unless it is clear that it is meant otherwise, such descriptions should be read to include one, at least one, and the singular also includes the plural.

In the present invention, the terms "comprising", "including", "having", "containing" or any other similar terms are intended to encompass non-exclusive inclusions. For example, an element, structure, article or device containing a plurality of elements is not limited to those elements listed herein, but may include not explicitly listed but generally inherent to the element, structure, article or device other requirements. Otherwise, unless expressly stated to the contrary, the term "or" refers to an inclusive "or" and does not means an exclusive "or".

Please refer to FIG. 1 , which is a three-dimensional schematic diagram of a small RF connector according to an embodiment of the present invention. In FIG. 1, the small RF connector 10 is capable of connecting an external connector (not shown) and a printed circuit board (not shown). The miniature RF connector 10 can conform to Mini FAKRA, FAKRA and USCAR-2 standards or other connector standards, and the miniature RF connector 10 can be applied to transportation vehicles, such as automobiles, buses, and the like. In addition, please refer to FIG. 2 together, which is an exploded schematic view of the small RF connector of FIG. 1 of the present invention.

The small RF connector 10 includes a rubber core 12 , a terminal element 14 and a conductive organic layer 16 .

The rubber core 12 forms an accommodating space SP, a first opening 122 and a second opening 124 . The first opening 122 and a second opening 124 are respectively formed on two sides of the accommodating space SP, so that the accommodating space SP can penetrate through the rubber core 12 . In addition, the first opening 122 and the second opening 124 are formed on corresponding sides, that is, the left oblique downward direction (the first opening 122 ) and the right oblique upward direction (the second opening 124 ) in this embodiment. The first opening 122 can allow the external connector to enter or exit from the accommodating space SP. In other embodiments, the rubber core 12 further includes a third opening 126 for engaging with the bumps (not shown) of the external connector to snap the external connector to the rubber core 12 . In addition, the rubber core 12 located in the accommodating space SP forms a groove body 128, and the positionable external connector is arranged in the accommodating space SP. In other embodiments, the groove body 128 can also be replaced by a rib body (not shown), that is, a rib body is formed on the rubber core 12 .

The wire end assembly 14 includes a terminal 142 , a housing 144 , a sleeve 146 and a fixing seat 148 . In this embodiment, the number of the terminals 142 and the housing 144 is illustrated as four. In other embodiments, the number of the terminals 142 and the housing 144 may be less than or more than four.

The terminal 142 has a first contact portion 1422, a connection portion 1424 and a second contact portion Contact 1426. The first contact portion 1422 can be connected to an external connector and the second contact portion 1426 can be connected to a printed circuit board. The connection portion 1424 connects the first contact portion 1422 and the second contact portion 1426 . In this embodiment, the shape of the terminal 142 is described by taking an L-shape as an example.

The terminal 142 is inserted into the housing 144 such that the housing 144 covers the connecting portion 1424 and exposes the first contact portion 1422 and the second contact portion 1426 . Wherein, in this embodiment, the material of the casing 144 may be an insulating material, such as plastic. The housing 144 may be formed by injection molding or injection molding, and may be an integrally formed part or a plurality of separate parts. A hollow space is formed in the casing 144 for accommodating the connecting portion 1424 of the terminal 142 , and the front edge portion of the casing 144 is configured in a cylindrical shape for matching the sleeve 146 with a cylindrical hollow shape. . In this embodiment, the shell 144 is a non-smooth surface, which can be combined with the conductive organic layer 16 to enhance the strength of the combination.

The fixing base 148 is combined with the housing 144 located at the second contact portion 1426 to fix the second contact portion 1426 . In this embodiment, the fixing base 148 is inserted into the housing 144 to fix the connecting portion 1424, and after the connecting portion 1424 is positioned by the fixing base 148, the second contact portion 1426 can be positioned at a specified position, such as a printed circuit board. welding position. Referring to FIG. 3 together, it is a detailed schematic diagram illustrating the housing and the fixing base of FIG. 1 of the present invention. In FIG. 3 , the fixing base 148 further provides four supporting columns 1482, and there are two sets of supporting columns 1482 with different heights, which are respectively used for arranging the terminals 142 of different structures, and each supporting column 1482 provides a terminal groove body 14822 and a buckle. 14824, the terminal groove body 14822 can be used for accommodating the terminal 142, and after the fixing base 148 is inserted into the housing 144, the clip 14824 can be combined with the groove 1442 in the housing 144 (refer to FIG. 6), so that The fixing seat 148 is combined with the housing 144 . In FIG. 6 , the holder 148 is disposed between the terminal 142 and the conductive organic layer 16 to prevent the terminal 142 from being electrically connected to the conductive organic layer 16 .

Referring to FIG. 4 together, it illustrates the details of the sleeve, the housing and the fixing seat of FIG. 1 of the present invention. fine intentions. In FIG. 4 , the sleeve 146 is combined with the casing 144 located at the first contact portion 144 to cover the first contact portion 144 , so that the first contact portion 144 is disposed at the center of the sleeve 146 , for example. In addition, the sleeve 146 is disposed in the accommodating space SP through the second opening 124 . In another embodiment, the sleeve 146 is further formed with a stopper block 1462 to combine with the conductive organic layer 16 , so as to avoid the lack of easy falling off due to the smooth surface of the sleeve 146 .

The conductive organic layer 16 is combined with the rubber core 12 located in the second opening 124 , the casing 144 and a part of the tube body 146 , and FIG. 5 and FIG. 6 can be referred to herein. 5 is a schematic diagram illustrating the conductive organic layer of FIG. 1 combined with other components of the present invention; and FIG. 6 is a schematic cross-sectional view illustrating the small RF connector of FIG. 1 of the present invention. In addition, in this embodiment, the material of the conductive organic layer 16 can be conductive plastic or conductive polymer, which can eliminate the damage to the small RF connector 10 caused by static electricity.

In FIGS. 2 and 5 , although the conductive organic layer 16 is shown as a structural element, in fact, the conductive organic layer 16 is formed by a mold (not shown) on the casing 144 and part of the tube body 146 . For example, the casing 144 and the pipe body 146 as shown in FIG. 4 are covered by a mold, and the conductive organic layer 16 is formed on the casing 144 and the pipe body 146 by injecting conductive organic materials. In the process of the organic layer 16, since the conductive organic layer 16 can fill all the gaps or holes, the conductive organic layer 16 can have a good covering property. In addition, in this embodiment, the mold may additionally form holes or bumps, so that the conductive organic layer 16 has corresponding bumps 162 and holes 164 , which can be used to combine, for example, FIG. 1 , FIG. 2 and FIG. 6 with card slots 182 of the metal cover 18. It is worth noting that the conductive organic layer 16 is covered by the metal cover 18 , and the metal cover 18 can be used for electromagnetic shielding through the conductive organic layer 16 with conductive properties to avoid static electricity or electromagnetic interference. In addition, the metal cover 18 can further form soldering pins 184 for fixing the small RF connector 10 on the printed circuit board.

The present invention has been disclosed above with preferred embodiments, but those skilled in the art should It is understood that the examples are only used to illustrate the present invention and should not be construed as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to the embodiments should be set to be included within the scope of the present invention. Therefore, the protection scope of the present invention should be defined by the scope of the patent application.

10: Small RF Connector

12: plastic core

14: Wire End Components

16: Conductive organic layer

18: Metal cover

Claims (10)

A small radio frequency connector is used for connecting an external connector and a printed circuit board, the small radio frequency connector comprises: a plastic core, which forms an accommodating space, a first opening and a second opening, the first opening and the second opening is formed on the corresponding side, the first opening is for the external connector to enter the accommodating space or withdraw from the accommodating space; and the wire end assembly is provided with a terminal, a housing, a sleeve and a fixing seat, and the terminal has a first a contact part, a connecting part and a second contact part, the first contact part is used for connecting the external connector and the second contact part is used for connecting the printed circuit board, the connecting part is used for connecting the first contact part and the second contact part part, the casing covers the connecting part and exposes the first contact part and the second contact part, the sleeve is combined with the casing located at the first contact part to cover the first contact part, and the sleeve The tube is disposed in the accommodating space through the second opening, the fixing seat is combined with the housing located at the second contact part to fix the second contact part; and the conductive organic layer is combined with the glue located at the second opening A core, the shell, and a portion of the tube, wherein the conductive organic layer is molded to the shell and a portion of the tube. The miniature radio frequency connector as claimed in claim 1, wherein the rubber core and the wire end assembly conform to Mini FAKRA, FAKRA and USCAR-2 standards. The small radio frequency connector of claim 1, wherein the rubber core further comprises a third opening for combining with the bumps of the external connector to snap the external connector to the rubber core. The small RF connector according to claim 1, wherein the rubber core located in the accommodating space forms a groove body for positioning the external connector to be arranged in the accommodating space. The miniature radio frequency connector of claim 1, wherein the sleeve forms an anti-slip block to bond the conductive organic layer. The small radio frequency connector as claimed in claim 1, wherein the conductive organic layer is made of conductive plastic or conductive polymer for eliminating static electricity. The small radio frequency connector as claimed in claim 1, further comprising a metal cover covering the conductive organic layer. The small RF connector as claimed in claim 7, wherein the metal cover further forms a soldering pin and a slot, and the soldering pin is for soldering to the printed circuit board and the slot is fastened to the clip formed by the conductive organic layer piece. The small radio frequency connector of claim 1, wherein the fixing seat is disposed between the terminal and the conductive organic layer to prevent the terminal from being electrically connected to the conductive organic layer. The small radio frequency connector of claim 1, wherein the number of the terminals and the housing is four.

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