阅读说明：本技术 电连接器组件 (Electrical connector assembly ) 是由 乔峰 于 2020-06-03 设计创作，主要内容包括：本发明提供了一种电连接器组件,其包括连接器及与所述连接器电性连接的柔性电路板,所述连接器具有绝缘本体、固定于所述绝缘本体内的若干导电端子及包覆于所述绝缘本体外的遮蔽壳体,所述导电端子包括沿高度方向呈两排设置以适应对接连接器双向插入的第一端子及第二端子,每一所述导电端子具有位于其前端的接触部及位于其后端的端子脚,两排所述导电端子的端子脚在高度方向上的最小间距小于0.6毫米,所述柔性电路板夹置于两排所述导电端子的端子脚之间,且两排导电端子的端子脚分别焊接于柔性电路板的上、下表面。本发明电连接器组件无需通过印刷电路板转接或者增设额外的补强板,简化产品结构并提升生产效率。(The invention provides an electric connector assembly, which comprises a connector and a flexible circuit board electrically connected with the connector, wherein the connector is provided with an insulating body, a plurality of conductive terminals fixed in the insulating body and a shielding shell covering the insulating body, the conductive terminals comprise a first terminal and a second terminal which are arranged in two rows along the height direction and are suitable for being inserted into a connector in two directions, each conductive terminal is provided with a contact part positioned at the front end and a terminal pin positioned at the rear end, the minimum distance between the terminal pins of the two rows of conductive terminals in the height direction is less than 0.6 mm, the flexible circuit board is clamped between the terminal pins of the two rows of conductive terminals, and the terminal pins of the two rows of conductive terminals are respectively welded on the upper surface and the lower surface of the flexible circuit board. The electric connector assembly does not need to be connected through a printed circuit board or additionally provided with an additional reinforcing plate, so that the product structure is simplified, and the production efficiency is improved.)

1. An electric connector assembly comprises a connector and a flexible circuit board electrically connected with the connector, wherein the connector is provided with an insulating body, a plurality of conductive terminals fixed in the insulating body and a shielding shell covering the insulating body, the conductive terminals comprise a first terminal and a second terminal which are arranged in two rows along the height direction and are suitable for being bidirectionally inserted into the connector, each conductive terminal is provided with a contact part positioned at the front end of the conductive terminal and a terminal pin positioned at the rear end of the conductive terminal, and the electric connector assembly is characterized in that: the minimum distance between the terminal pins of the two rows of conductive terminals in the height direction is less than 0.6 mm, the flexible circuit board is clamped between the terminal pins of the two rows of conductive terminals, and the terminal pins of the two rows of conductive terminals are respectively welded on the upper surface and the lower surface of the flexible circuit board.

2. The electrical connector assembly of claim 1, wherein: the front end of the flexible circuit board is a welding part, a plurality of welding pads are respectively arranged on the upper surface and the lower surface of the welding part, the welding part is clamped between two rows of terminal pins and enables the welding pads arranged on the welding part to be respectively welded with the corresponding terminal pins, and the thickness of the welding part of the flexible circuit board in the height direction is not more than 0.4 mm.

3. The electrical connector assembly of claim 2, wherein: each conductive terminal still have with the contact site with the terminal foot links to each other, and is fixed in holding portion in the insulator body, the terminal foot have certainly the rear end slope of holding portion extends the linkage segment that forms, certainly the linkage segment extends the welding segment that forms backward the level and certainly the back end of welding segment is outside the perk section of bending extension formation, the welding segment have with the welding face that the pad of flexible circuit board contacted, two rows the interval between the welding face of conductive terminal is less than 0.6 millimeter.

4. The electrical connector assembly of claim 3, wherein: the distance between the tilting section and the welding surface is smaller than the distance between the fixing part and the welding surface.

5. The electrical connector assembly of claim 3, wherein: the welding part is provided with an inserting part positioned at the foremost end of the welding part, the welding plate is positioned at the rear side of the inserting part, the inserting part is forwards inserted into the installation space which is opened backwards of the insulating body and is positioned in the space which is formed by the holding parts of the two rows of conductive terminals at intervals along the height direction.

6. The electrical connector assembly of claim 5, wherein: the connector is also provided with a locking piece which is positioned between the two rows of conductive terminals along the height direction, the flexible circuit board is also provided with a pair of welding pads which are positioned at the rear side of the welding pad and electrically connected with the welding feet of the locking piece, and the pair of welding pads are respectively arranged on the upper surface and the lower surface of the flexible circuit board.

7. The electrical connector assembly of claim 2, wherein: the number of the conductive terminals in each row is twelve.

8. The electrical connector assembly of claim 2, wherein: the electric connector assembly is also provided with an inner insulating piece which covers the welding part of the terminal pin and the welding disc.

9. The electrical connector assembly of claim 8, wherein: and when the inner insulating piece covers the welding parts of the terminal pins and the welding pads, the shielding shell is assembled outside the insulating body from front to back.

10. The electrical connector assembly of any one of claims 1 to 9, wherein: the electric connector assembly comprises two connectors, and two opposite ends of the flexible circuit board are connected with the two connectors respectively.

Technical Field

The present invention relates to an electrical connector assembly.

Background

With the rapid development of science and technology in the electronic industry, the volume of electronic products is developed along the trend of being thinner, thinner and shorter, which requires smaller and smaller components of the electronic products, and the connector industry is the first place.

This results in better mechanical performance requirements and higher product design difficulties due to the smaller size requirements of the new generation of USB Type-C connectors. In order to face thinner and thinner equipment and ensure the reliability of a product structure, various manufacturers have proposed corresponding structural designs.

The tail of a conductive terminal of an existing USB Type-C plug connector is usually welded on a printed circuit board, and then the existing USB Type-C plug connector is connected with a cable through the switching of the printed circuit board, so that the structure is complex and the number of procedures is large.

Accordingly, there is a need for an improved electrical connector assembly that solves the above problems.

Disclosure of Invention

The invention aims to provide an electric connector assembly which has a simple structure and can transmit high-frequency signals.

In order to achieve the above object, the present invention provides an electrical connector assembly, which comprises a connector and a flexible circuit board electrically connected to the connector, wherein the connector comprises an insulating body, a plurality of conductive terminals fixed in the insulating body, and a shielding shell covering the insulating body, the conductive terminals comprise a first terminal and a second terminal arranged in two rows along a height direction so as to be suitable for being inserted into a connector in two directions, each conductive terminal comprises a contact part located at a front end of the conductive terminal and a terminal pin located at a rear end of the conductive terminal, a minimum distance between the terminal pins of the two rows of conductive terminals in the height direction is less than 0.6 mm, the flexible circuit board is clamped between the terminal pins of the two rows of conductive terminals, and the terminal pins of the two rows of conductive terminals are respectively welded to an upper surface and a lower surface of the flexible circuit board.

As a further improvement of the present invention, the front end of the flexible circuit board is a soldering portion, the upper and lower surfaces of the soldering portion are respectively provided with a plurality of pads, the soldering portion is sandwiched between two rows of the terminal pins and the pads provided thereon are respectively soldered to the corresponding terminal pins, and the thickness of the soldering portion of the flexible circuit board in the height direction is not more than 0.4 mm.

As a further improvement of the present invention, each of the conductive terminals further has a holding portion connecting the contact portion and the terminal pin and fixed in the insulating body, the terminal pin has a connecting section formed by extending obliquely from a rear end of the holding portion, a welding section formed by extending horizontally backward from the connecting section, and a tilting section formed by bending and extending outward from a rear end of the welding section, the welding section has a welding surface contacting with a pad of the flexible circuit board, and a distance between the welding surfaces of the two rows of conductive terminals is less than 0.6 mm.

As a further improvement of the present invention, a distance between the tilted section and the welding surface is smaller than a distance between the holding portion and the welding surface.

As a further improvement of the present invention, the soldering portion has an insertion portion located at the foremost end thereof, the pad is located at the rear side of the insertion portion, the insertion portion is inserted forward into the mounting space opened rearward of the insulating body, and is located in the space formed by the holding portions of the two rows of conductive terminals at intervals along the height direction.

As a further improvement of the present invention, the connector further has a locking member located between the two rows of conductive terminals along the height direction, the flexible circuit board further has a pair of pads located at the rear side of the pad to be electrically connected with the solder legs of the locking member, and the pair of pads are respectively located on the upper and lower surfaces of the flexible circuit board.

As a further improvement of the invention, the number of the conductive terminals in each row is twelve.

As a further improvement of the present invention, the electrical connector assembly further includes an inner insulating member covering the outside of the bonding portion between the terminal pin and the pad.

As a further improvement of the present invention, after the inner insulator covers the soldering portion between the terminal pin and the pad, the shielding shell is assembled to the outside of the insulating body from front to back.

As a further improvement of the present invention, the electrical connector assembly includes two connectors, and two opposite ends of the flexible circuit board are respectively connected to the two connectors.

The invention has the beneficial effects that: the connector in the electric connector assembly clamps the flexible circuit board between the two rows of terminal pins by reducing the distance between the two rows of terminal pins, so that the conductive terminals can be directly connected with the bonding pads of the flexible circuit board, and the product structure is simplified and the production efficiency is improved without switching through the printed circuit board or additionally arranging an additional reinforcing plate.

Drawings

Fig. 1 is a perspective assembly view of the electrical connector assembly of the present invention.

Fig. 2 is an exploded perspective view of the electrical connector assembly shown in fig. 1.

Fig. 3 is a cross-sectional view of a connector of the electrical connector assembly of fig. 1.

Fig. 4 is a cross-sectional view of the electrical connector assembly of fig. 1.

Fig. 5 is a portion of a front view of a flexible circuit board in the electrical connector assembly of fig. 2.

Fig. 6 is a portion of a side view of a flexible circuit board in the electrical connector assembly of fig. 2.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. The present invention is not limited to the embodiment, and structural, methodological, or functional changes made by one of ordinary skill in the art according to the embodiment are included in the scope of the present invention.

Referring to fig. 1 to 6, an electrical connector assembly according to a preferred embodiment of the present invention includes a connector 100 and a flexible circuit board 200 electrically connected to the connector 100.

The connector 100 includes an insulative housing 1, a plurality of conductive terminals 2 fixed in the insulative housing 1, and a shielding housing 3 covering the insulative housing 1.

The insulation body 1 comprises a main body part 11 and a butt joint part 12 which is located at the front side of the main body part 11 and is formed with an accommodating space 120, wherein the main body part 11 and the butt joint part 12 are integrally arranged in an elliptic column shape, and the accommodating space 120 which is arranged in a forward opening mode is formed on the inner side of the butt joint part 12 so as to allow the butt joint socket connector to be inserted in a forward direction or a reverse direction.

The conductive terminals 2 include first terminals 2a and second terminals 2b arranged in two rows along the height direction to adapt to bidirectional insertion of a connector, and the first terminals 2a and the second terminals 2b each include a pair of ground terminals located at the outermost side and a pair of power terminals located at the inner side of the ground terminals. Meanwhile, in the invention, the number of the conductive terminals 2 in each row is twelve.

Each of the conductive terminals 2 has a contact portion 21 at the front end thereof and a terminal pin 23 at the rear end thereof, the contact portion 21 has elasticity, and the contact portions 21 are oppositely disposed in two rows on the upper side and the lower side of the accommodating space 120. The terminal pins 23 extend rearward so as to partially protrude outside the rear end surface of the insulating main body 1, and as shown in fig. 3, the minimum distance d1 in the height direction of the terminal pins 23 of the two rows of the conductive terminals 2 is less than 0.6 mm.

The flexible circuit board 200 is sandwiched between two rows of the terminal pins 23 of the conductive terminals 2, and the terminal pins 23 of the conductive terminals 2 in the two rows are respectively welded to the upper and lower surfaces of the flexible circuit board 200.

The position arrangement of the contact portions 21 of the first terminal 2a and the second terminal 2b on the insulating body 1 is the same as the position arrangement of the butting portion of the corresponding terminals on a standard USBType-C plug connector.

The front end of the flexible circuit board 200 is a soldering portion 201, the upper and lower surfaces of the soldering portion 201 are respectively provided with a plurality of pads 202, the soldering portion 201 is clamped between two rows of the terminal pins 23 and enables the pads 202 arranged on the soldering portion 201 to be respectively soldered with the corresponding terminal pins 23, the pads 202 are thickened copper foil pads, and meanwhile, as shown in fig. 5, the thickness d2 of the soldering portion 201 of the flexible circuit board 200 in the height direction is not more than 0.4 mm, so that the flexible circuit board 200 is clamped between the two rows of the terminal pins 23 by reducing the distance between the two rows of the terminal pins 23, the hardness of the flexible circuit board 200 is improved by means of the clamping force of the terminal pins 23, the electrical connection can be realized, no additional reinforcing plate is needed, the product structure is simplified, and.

In addition, each of the conductive terminals 2 further has a holding portion 22 connecting the contact portion 21 and the terminal pin 23 and fixed in the insulating body 1, the terminal pin 23 has a connection section 231 formed by extending the rear end of the holding portion 22 in an inclined manner, a welding section 232 formed by extending the connection section 231 horizontally backward, and a tilting section 233 formed by bending and extending the rear end of the welding section 232 outward, the welding section 232 has a welding surface 2320 contacting with the pad 202 of the flexible circuit board 200, and the distance between the welding surfaces 2320 of the conductive terminals 2 is less than 0.6 mm.

The spacing between the tilted section 233 and the welding surface 2320 is smaller than the spacing between the holding part 22 and the welding surface 2320.

The soldering portion 201 has an insertion portion 203 at the foremost end thereof, the pad 202 is located at the rear side of the insertion portion 203, and the insertion portion 203 is inserted forward into the mounting space 130 opened rearward of the insulating housing 1 and located in the space formed by the holding portions 22 of the two rows of conductive terminals 2 at intervals in the height direction.

The front end of the shielding shell 3 is provided with an oval butt joint frame port which is consistent with a butt joint frame port of a standard USB Type-C plug connector, and the butt joint frame port is used for the forward and reverse insertion matching of the butt joint socket connector and has the advantage of convenience in use due to the fact that the forward and reverse insertion is applicable.

The connector 100 further has a locking member 4 located between the two rows of conductive terminals 2 along the height direction, the flexible circuit board 200 further has a pair of pads 204 located behind the pads 202 to be electrically connected to the solder tails 41 of the locking member 4, and the pair of pads 204 are respectively disposed on the upper and lower surfaces of the flexible circuit board 200.

The electrical connector assembly further has an inner insulator (not shown) covering the outer portion of the bonding portion between the terminal pin 23 and the pad 202.

After the inner insulator covers the soldering portions of the terminal pins 23 and the soldering lands 202, the shielding shell 3 is assembled to the outside of the insulating housing 1 from front to back, and the electrical connector assembly further includes an outer housing (not shown) that is over-molded outside the shielding shell 3.

The electrical connector assembly includes two connectors 100, and two opposite ends of the flexible circuit board 200 are connected to the two connectors 100, respectively.

In the invention, the connector in the electric connector assembly clamps the flexible circuit board 200 between the two rows of terminal pins 23 by reducing the distance between the two rows of terminal pins, so that the conductive terminals can be directly connected with the bonding pads of the flexible circuit board without the need of switching through a printed circuit board or additionally arranging an additional reinforcing plate, the product structure is simplified, and the production efficiency is improved.

Although the present invention has been described in detail with reference to the preferred embodiments, 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 spirit and scope of the present invention.