TWI571007B - Connector - Google Patents

Description

Connector

The present invention relates to a connector, and more particularly to a connector having a power terminal.

In recent years, with the development of the technology industry, portable electronic devices such as Notebook Computer (NB), Tablet Computer, and Smart Phone have frequently appeared in daily life. . The types and functions of portable electronic devices are becoming more and more diverse, and the convenience and practicality make these electronic devices more popular. Portable electronic devices usually have an I/O connector to connect to other external devices or to charge.

If an external conductive material (such as a moisture-containing batt) accumulates at the connector and causes a metal conduction plate of the connector to cause unintended conduction with the power terminal, the terminal heats up and melts the connector during charging. To disable or burn the connector. Therefore, how to avoid the unintended conduction of the metal reinforcing plate and the power terminal of the connector is an important issue in the design of the connector of the portable electronic device.

The invention provides a connector which can prevent unintended conduction of the metal reinforcing plate and the power terminal.

The connector of the present invention includes an insulating base, a plurality of terminals, and a metal reinforcing plate. The insulating base has a first surface, a second surface and a side surface, wherein the first surface is opposite to the second surface and the side surface is connected between the first surface and the second surface. The terminals are disposed on the first surface and include a power terminal, wherein a pair of sides is located at the power terminal. The metal reinforcing plate is disposed on the second surface, wherein the metal reinforcing plate does not extend to the side section.

In an embodiment of the invention, the power terminal has opposite side edges, at least one side faces the other terminal, and the insulating base has at least one first through hole, and the first through hole is connected to the first surface and Between the second surfaces and at the terminals, the first through holes do not abut the sides of the power terminals.

In an embodiment of the invention, the insulating base has at least one second through hole, and the second through hole is connected between the first surface and the second surface and is located at at least one terminal, and the metal reinforcing plate has at least one The opening is located at the second through hole, and the inner edge of the opening and the second through hole have a spacing.

In an embodiment of the invention, the extending portion has a fixed end and a free end, and the fixed end is connected to the fixing portion, and the first through hole is located at the free end.

In an embodiment of the invention, the first surface has a first area and a second area, the first area is located between the fixed part and the second area, and the terminals are disposed in the first area, the first through hole Located in the second area.

The connector of the present invention comprises an insulating base, a plurality of terminals and a metal reinforcing plate. The insulating body has a first surface, a second surface and at least one first through hole, wherein the first surface is opposite to the second surface, and the first through hole is connected between the first surface and the second surface. The terminals are disposed on the first surface and include a power terminal, wherein the power terminal has opposite side edges, at least one side faces the other terminal, and the first through holes are located at the terminals and do not abut the sides of the power terminal. The metal reinforcing plate is disposed on the second surface.

In an embodiment of the invention, the insulating base has at least one second through hole, and the second through hole is connected between the first surface and the second surface and is located at at least one terminal, and the metal reinforcing plate has at least one The opening is located at the second through hole, and the inner edge of the opening and the second through hole have a spacing.

In an embodiment of the present invention, the insulating base includes a fixing portion and an extending portion. The first surface and the second surface are formed on the extending portion, and each terminal protrudes from the extending portion through the fixing portion. Extend to the outside of the fixed part.

In an embodiment of the invention, the extending portion has a fixed end and a free end, and the fixed end is connected to the fixing portion, and the first through hole is located at the free end.

Based on the above, in the connector of the present invention, the metal reinforcing plate does not extend to a section of the side of the insulating seat, the section corresponding to the power supply terminal. Thereby, when the external conductive material accumulates at the connector, the conductive material can be prevented from causing unintended conduction between the metal reinforcing plate and the power terminal via the side surface of the insulating seat. In addition, the first through hole of the insulating base does not abut the sides of the power terminal, and the conductive material can be prevented from causing unintended conduction between the metal reinforcing plate and the power terminal via the first through hole of the insulating seat. In this way, the connector does not fail or burn the user due to the unintended conduction, and has good reliability and safety.

The above described features and advantages of the invention will be apparent from the following description.

1 is a perspective view of a connector in accordance with an embodiment of the present invention. Figure 2 is a perspective view of a portion of the connector of the connector of Figure 1. 3 is a perspective view of the connector of FIG. 2 from another perspective. Referring to FIG. 1 to FIG. 3 , the connector 100 of the present embodiment includes a metal casing 110 , an insulating base 120 , a plurality of terminals 130 , and a metal reinforcing plate 140 . The metal casing 110 covers the insulating base 120, and the terminals 130 are disposed on the insulating base 120. The metal reinforcing plate 140 is used for reinforcing the structure and disposed on the insulating base 120, for example. In this embodiment, the connector 100 is, for example, a universal serial bus (USB) connector for a portable electronic device, a mini universal serial bus (Mini-USB) connector, or a micro universal serial bus. The (Micro-USB) connector, but the invention is not limited thereto, and it can be other kinds of connectors.

4 is a cross-sectional view of the connector of FIG. 1 corresponding to line I-I of FIG. Referring to FIG. 2 and FIG. 4, the insulating base 120 of the embodiment has a first surface 120a, a second surface 120b and a side surface 120c. The first surface 120a is opposite to the second surface 120b, and the side surface 120c is connected to the first surface. Between the surface 120a and the second surface 120b. The terminals 130 are disposed on the first surface 120a of the insulating base 120 and include a power terminal 130a and other terminals 130b. The terminals 130b may include a signal terminal and a ground terminal, which are not limited by the present invention. A section S of the side surface 120c of the insulating base 120 is located at the power terminal 130a, and the metal reinforcing plate 140 is disposed on the second surface 120b of the insulating base 120 and does not extend to the section S of the side surface 120c. Thereby, when the external conductive material (such as wet batt or other conductive material) is accumulated at the connector 100, the conductive material can be prevented from causing the metal reinforcing plate 140 and the power terminal 130a to be generated via the side surface 120c of the insulating base 120. Expected conduction.

Figure 5 is a cross-sectional view of the connector of Figure 1 corresponding to line II-II of Figure 2. The insulating base 120 of the present embodiment is manufactured, for example, by an injection molding process, wherein when the injection molding process is performed, for example, a plurality of column abutting metal reinforcing plates 140 are disposed in the mold to fix the metal reinforcing plate 140. position. Therefore, after the injection molding process is completed, the insulating base 120 has a plurality of first through holes H1 corresponding to the cylinders as shown in FIG. 2 and FIG. 5, and the first through holes H1 are connected to the first surface. Between 120a and second surface 120b and offset between these terminals 130. The power terminal 130a has opposite side edges E (shown in FIGS. 2 and 4), wherein one side E faces the other terminal 130b, and the first through holes H1 do not abut the sides of the power terminal 130a. E. Thereby, the conductive material can be prevented from causing unintended conduction of the metal reinforcing plate 140 and the power terminal 130a via the first through hole H1 of the insulating base 120.

In the present embodiment, the insulating base 120 includes a fixing portion 122 and an extending portion 124 connected thereto, and is fixed to the metal casing 110 by the fixing portion 122. The first surface 120 a and the second surface 120 b are formed on the extending portion 124 , that is, the terminal 130 and the metal reinforcing plate 140 are disposed on the extending portion 124 . Each of the terminals 130 on the extending portion 124 is configured to connect the terminals of the external connector, and each terminal 130 extends from the extending portion 124 through the fixing portion 122 and protrudes outside the fixing portion 122 to connect the inside of the portable electronic device. Electronic components.

Further, the extending portion 124 of the insulating base 120 has an opposite fixed end 124a (shown in FIG. 2) and a free end 124b (shown in FIG. 2). The fixed end 124a is connected to the fixing portion 122, and at least partially A uniform hole H1 is formed at the free end 124b. As shown in the above, since the free end 124b of the extending portion 124 is adjacent to the design surface of the portable electronic device, the conductive material accumulated at the free end 124b is easy to fall off by itself, so at least part of the first through hole is as described above. The formation of H1 at the free end 124 can further reduce the probability of the conductive material generating the unintended conduction via the first through hole H1.

Figure 6 is a cross-sectional view of the connector of Figure 1 corresponding to line III-III of Figure 2. When the insulating base 120 is fabricated by an injection molding process, for example, a plurality of columns are placed in the mold to abut the terminals 130 to fix the positions of the terminals 130. Therefore, after the injection molding process is completed, the insulating base 120 has a plurality of second through holes H2 corresponding to the cylinders as shown in FIGS. 3 and 6, and the second through holes H2 are connected to the first surface. Between 120a and second surface 120b and opposite to these terminals 130. The metal reinforcing plate 140 has a plurality of openings 140a. The openings 140a are respectively located at the second through holes H2. The inner diameter of each opening 140a is larger than the inner diameter of each of the second through holes H2, so that the inside of each opening 140a is The edge has a spacing between the corresponding second through holes H2. Accordingly, an appropriate distance is maintained between the metal reinforcing plate 140 and each of the second through holes H2, and the conductive material can be prevented from causing unintended conduction of the power supply terminal 130a and the metal reinforcing plate 140 via the second through hole H2.

In summary, in the connector of the present invention, the metal reinforcing plate does not extend to a section of the side of the insulating seat, the section corresponding to the power terminal. Thereby, when the external conductive material accumulates at the connector, the conductive material can be prevented from causing unintended conduction between the metal reinforcing plate and the power terminal via the side surface of the insulating seat. In addition, the first through hole of the insulating base does not abut the sides of the power terminal, and the conductive material can be prevented from causing unintended conduction between the metal reinforcing plate and the power terminal via the first through hole of the insulating seat. In addition, the inner edge of the opening of the metal reinforcing plate and the second through hole of the insulating seat have a spacing, and the conductive material can be prevented from causing the metal reinforcing plate and the power terminal to be unexpected through the second through hole of the insulating seat. Turn on. In this way, the connector does not fail or burn the user due to the unintended conduction, and has good reliability and safety.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any one of ordinary skill in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of the invention is defined by the scope of the appended claims.

100‧‧‧Connector
110‧‧‧Metal casing
120‧‧‧Insulated body
120a‧‧‧ first surface
120b‧‧‧second surface
120c‧‧‧ side
122‧‧‧Fixed Department
124‧‧‧Extension
124a‧‧‧Fixed end
124b‧‧‧Free end
130, 130a, 130b‧‧‧ terminals
140‧‧‧Metal reinforcing plate
E‧‧‧ side
H1‧‧‧ first through hole
H2‧‧‧Second hole
Section S‧‧‧

1 is a perspective view of a connector in accordance with an embodiment of the present invention. Figure 2 is a perspective view of a portion of the connector of the connector of Figure 1. 3 is a perspective view of the connector of FIG. 2 from another perspective. 4 is a cross-sectional view of the connector of FIG. 1. Figure 5 is a cross-sectional view of the connector of Figure 1. Figure 6 is a cross-sectional view of the connector of Figure 1.

120‧‧‧Insulated body

120c‧‧‧ side

122‧‧‧Fixed Department

124‧‧‧Extension

124a‧‧‧Fixed end

124b‧‧‧Free end

130, 130a, 130b‧‧‧ terminals

140‧‧‧Metal reinforcing plate

E‧‧‧ side

H1‧‧‧ first through hole

Section S‧‧‧

Claims (8)

A connector includes: an insulating body having a first surface, a second surface, and a side surface, wherein the first surface is opposite to the second surface, the side surface being coupled to the first surface and the second surface a plurality of terminals disposed on the first surface and including a power terminal, wherein a pair of the side is located at the power terminal; and a metal reinforcing plate disposed on the second surface, wherein the metal reinforcing plate And not extending to the side of the section, wherein the power terminal has opposite side edges, at least one of the sides faces the other terminal, the insulating base has at least one first through hole, and the first through hole is connected Between the first surface and the second surface and offset from the terminals, the first through holes do not abut the sides of the power terminal. The connector of claim 1, wherein the insulating seat has at least one second through hole, the second through hole being connected between the first surface and the second surface and located at least one of And a metal reinforcing plate having at least one opening, the pair of openings being located at the second through hole, and a spacing between the inner edge of the opening and the second through hole. The connector of claim 1, wherein the insulating base comprises a fixing portion and an extending portion, the first surface and the second surface are formed on the extending portion, and each of the terminals is The extension passes through the fixing portion and protrudes out of the fixing portion. The connector of claim 3, wherein the extension has an opposite fixed end and a free end, the fixed end being coupled to the fixed portion, the first through hole being located at the free end. A connector includes: an insulating body having a first surface, a second surface, and at least one first through hole, wherein the first surface is opposite to the second surface, the first through hole is connected to the first a surface between the surface and the second surface; a plurality of terminals disposed on the first surface and including a power terminal, wherein the power terminal has opposite side edges, at least one of the sides facing the other terminal, The first hole is located at the terminals and does not abut the side of the power terminal; and a metal reinforcing plate is disposed on the second surface. The connector of claim 5, wherein the insulating base has at least one second through hole, the second through hole being connected between the first surface and the second surface and located at least one of And a metal reinforcing plate having at least one opening, the pair of openings being located at the second through hole, and a spacing between the inner edge of the opening and the second through hole. The connector of claim 5, wherein the insulating base comprises a fixing portion and an extending portion, the first surface and the second surface are formed on the extending portion, and each of the terminals is The extension passes through the fixing portion and protrudes out of the fixing portion. The connector of claim 7, wherein the extension has an opposite fixed end and a free end, the fixed end being coupled to the fixed portion, the first through hole being located at the free end.