TW202232834A - Mini radio frequency connector - Google Patents

Abstract

The present invention provides a mini radio frequency connector including a rubber core and a wire end module. The rubber core forms an accommodating space, a first opening and a second opening. The wire end module includes a first wire end component and a second wire end component. The first wire end component is combined with the second wire end component. The first terminal assembly further includes a first terminal, a first housing, a first sleeve, and a first conductive organic layer. The first housing covers the first terminal, and the first conductive organic layer covers the first housing. The second wire end assembly further includes a second terminal, a second housing, a second sleeve, and a second conductive organic layer. The second first housing covers the second terminal, and the second conductive organic layer covers the second first housing.

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 casing 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 at least two assembled first organic layers and second organic layers according to the above-mentioned small RF connector to completely cover the casing and the sleeve by mold forming, so as to increase the structural stability. strength.

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 stop ring to fix the sleeve body in the accommodating space.

The sixth object of the present invention is that according to the above-mentioned small radio frequency connector, the plastic core covers a part of the metal cover, so as to greatly increase the structural strength.

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 RF connector includes a rubber core and a terminal module. 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 enables the external connector to enter or exit the accommodating space. The wire end module further includes a first wire end assembly and a second wire end assembly. The first wire end assembly is combined with the second wire end assembly. The first terminal assembly includes a first terminal, a first shell, a first sleeve and a first conductive organic layer. The first terminal system further includes a first contact portion, a first connection portion and a third contact portion. The first contact portion can connect to the external connector and the third contact portion can connect to the printed circuit board. The first connection portion connects the first contact portion and the third contact portion. the first A casing covers the first connection part and exposes the first contact part and the third contact part. The first sleeve is combined with the first casing located at the first contact portion to cover the first contact portion, and the first sleeve is disposed in the accommodating space through the second opening. The first conductive organic layer covers the first shell. The second terminal assembly further includes a second terminal, a second shell, a second sleeve and a second conductive organic layer. The second terminal includes a second contact portion, a second connection portion and a fourth contact portion. The second contact portion can connect to the external connector and the fourth contact portion can connect to the printed circuit board. The second connection portion connects the second contact portion and the fourth contact portion. The second casing covers the second connection portion and exposes the second contact portion and the fourth contact portion. The second sleeve is combined with the second casing located at the second contact portion to cover the second contact portion, and the second sleeve is disposed in the accommodating space through the second opening. The second conductive organic layer coats the second shell.

10: Small RF Connector

12: plastic core

122: The first opening

124: Second Opening

126: The third opening

128: tank body

14: Line end module

142: First wire end assembly

1422: first terminal

14222: The first contact part

14224: The first connector

14226: The third contact part

1424: First Housing

14242: Anti-slip rib

1426: First casing

14262: Stop Ring

1428: First Conductive Organic Layer

14282: Snap block

14284: The first positioning piece

144: Second wire end assembly

1442: Second terminal

14422: Second Contact

14424: Second connector

14426: Fourth Contact

1444: Second Housing

14442: Anti-slip rib

1446: Second casing

14462: Stop Ring

1448: Second Conductive Organic Layer

14482: Snap block

14484:Second positioning piece

14410, 14412: Notch

16: Metal cover

162: Soldering feet

164: Card slot

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 schematic diagram illustrating the combination of the shell of FIG. 2 and the conductive organic layer of the present invention.

FIG. 4 is a schematic diagram illustrating the combination of the casing, the sleeve and the conductive organic layer of FIG. 1 according to the present invention.

FIG. 5 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 invention, "a" or "an" are used to describe the single item described herein. Elements, Components and Components. 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 not 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.

The small RF connector 10 includes a rubber core 12 and a terminal module 14 . In another embodiment, the small RF connector 10 can also be provided with a metal cover 16, and the metal cover 16 is an optional component. The metal cover 16 is further formed with welding pins 162 and a plurality of card slots 164 .

Referring to FIG. 2 together, it is an exploded schematic view of the small RF connector of FIG. 1 of the present invention. In FIG. 2 , 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 the corresponding sides, that is, the left oblique downward direction (the first opening 122 ) and the right oblique upward direction (the second opening in this embodiment) 124). 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 . In this embodiment, the rubber core 12 covers at least a part of the metal cover 16 .

The cable terminal module 14 further includes a first cable terminal assembly 142 and a second cable terminal assembly 144 . In this embodiment, the first wire end assembly 142 is combined with the second wire end assembly 144 , and the aforementioned combination method can be fixed by means of snapping, adhering, and locking.

The first terminal element 142 includes a first terminal 1422 , a first shell 1424 , a first sleeve 1426 and a first conductive organic layer 1428 . In this embodiment, the number of the first terminals 1422 and the first housing 1424 is taken as an example for illustration. In other embodiments, the number of the first terminals 1422 and the first housing 1424 may be less or more. on two.

Referring to FIG. 5 together, it is a schematic cross-sectional view illustrating the small RF connector of FIG. 1 of the present invention. In FIG. 5 , the first terminal 1422 has a first contact portion 14222 , a first connection portion 14224 and a third contact portion 14226 . The first contact portion 14222 can be connected to an external connector and the third contact portion 14226 can be connected to a printed circuit board. The first connection portion 14224 connects the first contact portion 14222 and the third contact portion 14226. In this embodiment, the shape of the first terminal 1422 is described by taking an L-shape as an example.

Returning to FIG. 3 , it is a schematic diagram illustrating the combination of the shell and the conductive organic layer of FIG. 2 of the present invention. In FIG. 3 , after the first terminal 1422 is inserted into the first housing 1424 , the first housing 1424 is covered by a mold, so that the first housing 1424 covers the first connecting portion 14224 and exposes the first contact portion 14222 and the third contact portion 14226. Wherein, in this embodiment, the material of the first casing 1424 may be an insulating material, such as plastic. The first housing 1424 can be formed by injection molding or mold injection, and can be an integrally formed part or a plurality of separate parts. In addition, a hollow space is formed in the first housing 1424 for accommodating the first connecting portion 14224 of the first terminal 1422, and the front edge portion of the first housing 1424 is further configured in a cylindrical shape for accommodating the first connecting portion 14224 of the first terminal 1422. In conjunction with the first sleeve 1426 having a cylindrical hollow shape, referring to FIG. 4 , it is a schematic diagram illustrating the combination of the sleeve, the casing and the conductive organic layer of FIG. 2 of the present invention. In another embodiment, the first casing 1424 may form anti-slip ribs 14242 to combine the first sleeve 1426 and the first casing 1424, thereby increasing the strength of the structure.

In addition, the first conductive organic layer 1428 covers the first casing 1424, for example, the first conductive organic layer 1428 can be formed by injection molding or mold infusion. In this embodiment, the material of the first conductive organic layer 1428 can be conductive plastic or conductive polymer, which can eliminate the damage of static electricity to the small radio frequency connector 10, that is, the first conductive organic layer 1428 can electrically contact the first conductive organic layer 1428. Between the sleeve 1426 and the metal cover 16, it is used for grounding or electromagnetic shielding. The effect further improves the problems of high-speed transmission crosstalk and EMI (electromagnetic interference). In addition, the first conductive organic layer 1428 may form a snap block 14282 and a first positioning member 14284 . The latching block 14282 is disposed corresponding to the latching slot 164 . By combining the latching block 14282 and the latching slot 164 , the metal cover 16 is fastened to the first conductive organic layer 1428 . The metal cover 18 can be used for electromagnetic shielding to avoid static electricity or electromagnetic interference through the first conductive organic layer 1428 having conductive properties.

The second terminal element 144 further includes a second terminal 1442 , a second shell 1444 , a second sleeve 1446 and a second conductive organic layer 1448 . The second terminal 1442 , the second casing 1444 , the second sleeve 1446 and the second conductive organic layer 1448 may correspond to the first terminal 1422 , the first casing 1424 , and the first sleeve 1426 of the first wire end assembly 142 , respectively. with the first conductive organic layer The description of 1428 will not be repeated here.

The second terminal 1442 includes a second contact portion 14422 , a second connection portion 14424 and a fourth contact portion 14426 . The second connection portion 14424 connects the second contact portion 14422 and the fourth contact portion 14426 . Herein, the description of the second terminal 1442 is the same as the description of the first terminal 142, which is not repeated here. The second contact portion 14422 can be connected to an external connector and the fourth contact portion 14426 can be connected to a printed circuit board.

The second sleeve 1446 is combined with the second casing 1444 located at the second contact portion 14422 to cover the second contact portion 14422 , and the second sleeve 1446 is disposed in the accommodating space SP through the second opening 124 . In another embodiment, the second casing 1444 can form anti-slip ribs 14442 to combine the second sleeve 1446 and the second casing 1444, thereby increasing the strength of the structure.

The second conductive organic layer 1448 encapsulates the second shell 1444 . In this embodiment, the second conductive organic layer 1448 covers the second casing 1444 in an L-shaped structure, and the second conductive organic layer 1448 further forms a second positioning member 14484 (eg, positioning groove) to correspond to the first positioning member 14284 (eg, positioning posts) are provided to combine the first conductive organic layer 1428 and the second conductive organic layer 1448 . In addition, referring to FIG. 5 together, the second conductive organic layer 1448 also forms notches 14410 and 14412 . After the first conductive organic layer 1428 and the second conductive organic layer 1448 are combined, the notches 14410 and 14412 can block the first terminal 1422 and the second terminal 1442 to electrically connect the first conductive organic layer 1428 and the second conductive organic layer 1428 . Furthermore, the second conductive organic layer 1428 may form a snap block 14482 . The latching block 14482 is disposed corresponding to the latching slot 164 . By combining the latching block 14482 and the latching slot 164 , the metal cover 16 is fastened to the second conductive organic layer 1448 . In addition, the second conductive organic layer 1448 is in electrical contact between the second sleeve 1446 and the metal cover 16 for grounding or electromagnetic shielding. The effect further improves the problems of high-speed transmission crosstalk and EMI (electromagnetic interference).

2 and 5, the first sleeve 1426 forms the stop ring 14262 and the second sleeve 1446 forms the stop ring 14462, by assembling the rubber core 12, the first conductive organic layer 1428, the second conductive organic layer 1448 , so as to fix the first sleeve 1426 and the second sleeve 1446 in the accommodating space SP.

The present invention has been disclosed above with preferred embodiments, but those skilled in the art should understand that the embodiments are only used to describe 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: Line end module

16: Metal cover

Claims (10)

A small radio frequency connector for connecting an external connector and a printed circuit board, the small radio frequency connector comprises: The rubber core is formed into an accommodating space, a first opening and a second opening, the first opening and the second opening are formed on corresponding sides, and the first opening is used for the external connector to enter the accommodating space or from the accommodating space. accommodating space exit; A wire end module is provided with a first wire end assembly and a second wire end assembly, the first wire end assembly is combined with the second wire end assembly, and the first wire end assembly and the second wire end assembly further comprise : The first terminal assembly further has a first terminal, a first casing, a first sleeve and a first conductive organic layer, the first terminal has a first contact portion, a first connection portion and a third contact portion, The first contact portion is used to connect the external connector and the third contact portion is used to connect to the printed circuit board, the first connection portion is connected to the first contact portion and the third contact portion, and the first housing covers the The first connection part exposes the first contact part and the third contact part, the first sleeve is combined with the first shell located at the first contact part to cover the first contact part, and the first sleeve The tube is disposed in the accommodating space through the second opening, and the first conductive organic layer covers the first shell; and The second terminal assembly further has a second terminal, a second casing, a second sleeve and a second conductive organic layer, the second terminal has a second contact portion, a second connection portion and a fourth contact portion, The second contact portion is used for connecting the external connector and the fourth contact portion is used for connecting the printed circuit board, the second connecting portion is used for connecting the second contact portion and the fourth contact portion, and the second housing covers the The second connection part exposes the second contact part and the fourth contact part, the second sleeve is combined with the second shell located at the second contact part to cover the second contact part, and the second sleeve management The second opening is disposed in the accommodating space, and the second conductive organic layer covers the second shell. The small radio frequency connector of claim 1, wherein the first conductive organic layer further forms a first positioning member. The small radio frequency connector as claimed in claim 2, wherein the second conductive organic layer covers the second housing in an L-shaped structure, and the second conductive organic layer further forms a second positioning member, the second positioning member The first positioning member is disposed to combine the first conductive organic layer and the second conductive organic layer. The small radio frequency connector of claim 3, wherein the first positioning member is a positioning post and the second positioning member is a positioning groove. The small RF connector as claimed in claim 1, wherein the second shell further forms a plurality of notches to prevent the first terminal and the second terminal from being electrically connected to the first conductive organic layer and the second conductive organic layer . The small radio frequency connector of claim 1, further comprising a metal cover covering the first conductive organic layer and the second conductive organic layer, and the metal cover further forms soldering pins and a plurality of card slots and the first conductive organic layer. The conductive organic layer and the second conductive organic layer respectively form a snap block, and the soldering pins are used for soldering on the printed circuit board and the snap grooves to snap the first conductive organic layer and the second conductive organic layer respectively. The small radio frequency connector of claim 6, wherein the materials of the first conductive organic layer and the second conductive organic layer are conductive plastic or conductive polymer, respectively, and the first conductive organic layer and the second conductive organic layer are made of conductive plastic or conductive polymer, respectively. The conductive organic layer is in electrical contact between the first sleeve, the second sleeve and the metal cover for grounding or electromagnetic shielding. The small radio frequency connector as claimed in claim 7, wherein the rubber core covers at least one part of the metal cover. The small RF connector as claimed in claim 1, wherein the first sleeve and the second sleeve respectively form stop rings, by assembling the rubber core, the first conductive organic layer, the second conductive organic layer layer to fix the first sleeve and the second sleeve in the accommodating space. The small RF connector as claimed in claim 1, wherein the first housing and the second housing respectively form anti-slip ribs to combine the first sleeve with the first housing and combine with the second housing body and the second sleeve.

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