JP6831255B2 - Plug connector, socket connector and electrical connector assembly - Google Patents

Description

The present invention relates to plug connectors, socket connectors and electrical connector assemblies. More specifically, the present invention relates to miniaturized plug connectors, socket connectors and electrical connector assemblies.

Generally, when the boards are interconnected, two connectors are used that are coupled to the respective boards by a method such as a solder ring, and the two connectors can be coupled to each other. Here, one of the two connectors is a plug connector and the other one is a socket plug. The plug connector and the socket plug can be fastened together to form an electrical connector assembly.

Patent Document 1 discloses a connector including a reinforcing device attached to the connector body. Consumers are increasingly demanding miniaturization by forming terminal pitches narrower and reducing the overall height of the connector. Further, the connector is required to be miniaturized while supplying a power supply of a sufficient size for electric elements arranged in other regions on the substrate.

Therefore, it is required to develop a plug connector, a socket connector and an electric connector assembly that can be miniaturized.

Republic of Korea Patent Publication No. 2015-0068919

An object to be solved by the present invention is to provide a plug connector, a socket connector and an electric connector assembly that can be miniaturized.

Another problem to be solved by the present invention is to provide an electric connector assembly in which a plug connector and a socket connector have a strong fastening force.

Other problems to be solved by the present invention are not limited to the problems mentioned above, and other problems not mentioned above will be clearly understood by those skilled in the art from the following description.

<Plug connector>
Regarding the plug connector in order to solve the above-mentioned technical problem, the plug connector inserted into the socket connector according to the embodiment of the present invention has a first side portion extending along the first direction and a second portion different from the first direction. A first mold portion including a second side portion extending along a direction, a third side portion facing the first side portion, a fourth side portion facing the second side portion, and the first to fourth side portions. And the first sub-terminal arranged on the first side portion, the second sub-terminal arranged on the fourth side portion, and the first sub-terminal arranged between the first sub-terminal and the second sub-terminal. A first terminal including a first connecting portion that electrically connects the first sub terminal and the second sub terminal, and an electric terminal that is arranged on the second side portion and faces the second sub terminal and is electrically connected to the first terminal. Includes a second terminal that is insulated.

In another embodiment of the present invention, the third sub terminal arranged on the third side portion, the fourth sub terminal arranged on the second side portion, and between the third sub terminal and the fourth sub terminal. A third terminal including a second connecting portion that electrically connects the third sub terminal and the fourth sub terminal, and a third terminal that is separated from the second sub terminal and arranged on the fourth side portion. A fourth terminal facing the fourth sub-terminal and electrically isolated from the third terminal may be further included.

In still another embodiment of the present invention, the first mold portion has a quadrangular shape when viewed from the direction of being fastened to the socket connector, and the first terminal and the third terminal are diagonal lines that divide the quadrangular shape into two. Is line symmetric with the axis of symmetry.

In still another embodiment of the present invention, the third terminal and the fourth terminal may input and output different types of electric signals.

In still another embodiment of the present invention, the power supply electric signal can be input / output to the first terminal and the third terminal, and the data electric signal can be input / output to the second terminal and the fourth terminal.

In still another embodiment of the present invention, the second terminal and the fourth terminal do not have to face each other.

In still another embodiment of the present invention, a part of the first sub-terminal may surround the upper surface of the first side portion, and a part of the third sub-terminal may surround the upper surface of the third side portion.

<Socket connector>
In order to solve the above-mentioned technical problems, with respect to the socket connector, the socket connector accommodating the plug connector according to one embodiment of the present invention has a fifth side portion extending along the first direction and a second direction different from the first direction. The plug connector is formed by a sixth side portion extending along the sixth side portion, a seventh side portion facing the fifth side portion, an eighth side portion facing the sixth side portion, and the fifth to eighth side portions. A second mold portion including a plug connector accommodating portion to be accommodated, a fifth sub terminal arranged on the fifth side portion, a sixth sub terminal arranged on the sixth side portion, the fifth sub terminal, and the fifth sub terminal. A fifth terminal, which is arranged between the six sub-terminals and includes a third connecting portion for electrically connecting the fifth sub-terminal and the sixth sub-terminal, and the sixth, which is arranged on the eighth side portion. It includes an eighth terminal that faces the sub terminal and is electrically isolated from the fifth terminal.

In another embodiment of the present invention, the seventh sub-terminal arranged on the seventh side portion, the eighth sub-terminal arranged on the eighth side portion, and between the seventh sub-terminal and the eighth sub-terminal. The 7th terminal including the 4th connecting portion for electrically connecting the 7th sub terminal and the 8th sub terminal, and the 6th sub terminal separated from the 6th sub terminal are arranged on the 6th side portion. A sixth terminal that faces the eighth sub-terminal and is electrically isolated from the seventh terminal may be further included.

In still another embodiment of the present invention, the second mold portion has a quadrangular shape when viewed from the direction in which the plug connector is accommodated, and the fifth terminal and the seventh terminal are diagonal lines that divide the quadrangular shape into two. Is line symmetric with the axis of symmetry.

In still another embodiment of the present invention, the seventh terminal and the sixth terminal may input and output different types of electric signals.

In still another embodiment of the present invention, the power supply electric signal can be input / output to the fifth terminal and the seventh terminal, and the data electric signal can be input / output to the sixth terminal and the eighth terminal.

In still another embodiment of the present invention, the sixth terminal and the eighth terminal do not have to face each other.

<Electrical connector assembly>
In order to solve the above-mentioned technical problems, with respect to an electric connector assembly, in an electric connector assembly including a plug connector and a socket connector fastened to each other according to an embodiment of the present invention, the plug connector is provided along a first direction. A first sub-terminal to be arranged, a second sub-terminal arranged along a second direction different from the first direction, and a first connecting portion for electrically connecting the first sub-terminal and the second sub-terminal. The socket connector includes a first terminal including a second terminal facing the second sub terminal and electrically isolated from the first terminal, and the socket connector is a fifth sub arranged along the first direction. A terminal, a sixth sub-terminal arranged along the second direction, a fifth terminal including a third connecting portion for electrically connecting the fifth sub-terminal and the sixth sub-terminal, and the sixth sub-terminal. The first terminal and the fifth terminal are in contact with each other and are electrically connected to each other, and the second terminal and the eighth terminal include an eighth terminal that faces the fifth terminal and is electrically insulated from the fifth terminal. They come into contact with each other and are electrically connected.

In another embodiment of the present invention, the plug connector is a fourth sub-terminal that is separated from the second terminal and arranged along the second direction, and a third that is arranged so as to face the first sub-terminal. The sub terminal, the third terminal including the second connecting portion that electrically connects the fourth sub terminal and the third sub terminal, and the third terminal facing the fourth sub terminal and being electrically insulated from the third terminal. The socket connector further includes a fourth sub-terminal, a seventh sub-terminal facing the fifth sub-terminal, an eighth sub-terminal separated from the eighth terminal and arranged along the second direction, and the above-mentioned The seventh sub-terminal, the seventh terminal including the fourth connecting portion that electrically connects the eighth sub-terminal, and the sixth terminal that faces the eighth sub-terminal and is electrically insulated from the sixth terminal. Further including terminals, the third terminal and the seventh terminal are in contact with each other and electrically connected, the fourth terminal is in contact with the sixth terminal and electrically connected, and the third terminal is connected. The electrical signal input / output via the fourth terminal may be a different type of electrical signal from the electrical signal input / output via the fourth terminal.

In still another embodiment of the present invention, the first sub-terminal is in face-to-face contact with the fifth sub-terminal, the second sub-terminal is in face-to-face contact with the sixth sub-terminal, and the third sub-terminal is in face-to-face contact with the seventh sub-terminal. The fourth sub-terminal may come into face-to-face contact with the eighth sub-terminal.

In still another embodiment of the present invention, the sixth sub-terminal surrounds a part of the second sub-terminal and comes into contact with two side walls of the second sub-terminal, and the eighth sub-terminal is the fourth sub. It may surround a part of the terminal and come into contact with the two side walls of the fourth sub-terminal.

In still another embodiment of the present invention, the electric signal input / output via the first terminal and the second terminal is a power supply electric signal, and is input / output via the second terminal and the fourth terminal. The electrical signal can be a data electrical signal.

Other specific contents of the present invention are included in the detailed description and drawings.

Since the plug connector and the socket connector according to the present invention include terminals formed over the two side portions of the molded portion, the size can be reduced.

Further, since the electric connector assembly according to the present invention includes the plug connector and the socket connector, the size can be reduced.

It is a perspective view which shows the plug connector by some embodiments of this invention. It is a perspective view which shows the terminal included in the plug connector by some embodiments of this invention. It is a top view which shows the plug connector by some embodiments of this invention. It is a perspective view which shows the socket connector by some embodiments of this invention. It is a perspective view which shows the terminal included in the socket connector by some embodiments of this invention. It is a top view which shows the socket connector by some embodiments of this invention. It is a perspective view which shows the electric connector assembly by some embodiment of this invention. FIG. 5 is a cross-sectional view cut along line AA to illustrate the process of coupling a plug connector and a socket connector in an electrical connector assembly according to some embodiments of the present invention. It is sectional drawing which cut along the AA line in order to explain the coupling state of a plug connector and a socket connector in the electric connector assembly according to some embodiments of this invention. FIG. 5 is a cross-sectional view taken along line BB to illustrate the process of coupling a plug connector and a socket connector in an electrical connector assembly according to some embodiments of the present invention. It is sectional drawing which cut along the BB line in order to explain the coupling state of a plug connector and a socket connector in the electric connector assembly according to some embodiments of this invention. It is a perspective view which shows the plug connector by some embodiments of this invention. It is a perspective view which shows the terminal included in the plug connector by some embodiments of this invention. It is a perspective view which shows the socket connector by some embodiments of this invention. It is a perspective view which shows the terminal included in the socket connector by some embodiments of this invention.

The advantages and features of the present invention and the methods for achieving them will be clarified in the embodiments described in detail below with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but is realized in various forms different from each other, and the present embodiment merely completes the disclosure of the present invention, and the present invention It is provided to fully inform a person who has ordinary knowledge in the technical field to which the invention belongs, and the present invention is defined only by the scope of the claims. The same reference numerals refer to the same components throughout the specification.

What one component is referred to as being "connected" to another component includes all cases where it is directly linked to or intervenes with another component. On the other hand, what is said that one element is "directly connected" to another indicates that no other element is interposed in the middle. “And / or” includes each of the mentioned items and all combinations of one or more.

When a component is designated "above" another component, it includes all cases where the other component is intervening not only directly above the other component but also in the middle. On the other hand, when a component is referred to as "directly above" or "directly above", it indicates that no other element or layer is interposed in between.

Spatically relative terms such as "bottom", "bottom", "top", and "top" are used to easily describe the correlation between one component and another as shown in the drawing. Can be used for. Spatial relative terms must be understood as terms that include, in addition to the directions shown in the drawings, different directions of the elements during use or operation. For example, when the element shown in the drawing is turned over, the element described as "below" the other element is placed "above" the other element. Therefore, the exemplary term "bottom" can include all directions down and up. The element can also be oriented in other directions, so that spatially relative terms are interpreted by orientation.

The terms used herein are for the purposes of describing embodiments and are not intended to limit the invention. In the present specification, the singular type also includes the plural type unless otherwise specified in the phrase. As used herein, "including" does not preclude the presence or addition of one or more other components, steps, actions and / or elements mentioned.

The first, second and the like are used to describe various elements and components, but it goes without saying that these elements and components are not limited by these terms. These terms are used solely to distinguish one component from the other. Therefore, it goes without saying that the first component referred to below can be the second component within the technical idea of the present invention.

Unless otherwise defined, all terms used herein (including technical and scientific terms) are used in a way that is commonly understood by those with ordinary knowledge in the technical field to which the invention belongs. To. Also, terms defined in commonly used dictionaries are not ideally or over-interpreted unless specifically defined and clarified.

Hereinafter, the plug connector according to some embodiments of the present invention will be described with reference to FIGS. 1 to 3.

FIG. 1 is a perspective view showing a plug connector according to some embodiments of the present invention. FIG. 2 is a perspective view showing terminals included in a plug connector according to some embodiments of the present invention. FIG. 3 is a plan view showing a plug connector according to some embodiments of the present invention.

Referring to FIGS. 1 to 3, the plug connector 100 includes a first mold portion 110, a first terminal 120, a second terminal 140, a third terminal 130, and a fourth terminal 150. Further, referring to FIG. 1, the first mold portion 110 may include a first side portion 111, a second side portion 112, a third side portion 113, and a fourth side portion 114. The first side portion 111, the second side portion 112, the third side portion 113 and the fourth side portion 114 may be connected to each other. That is, each of the first side portion 111 and the third side portion 113 can be connected to one side and the other side of the second side portion 112 and the fourth side portion 114 to form the first mold portion 110.

The first side portion 111 and the third side portion 113 extend along the first direction Y1. The second side portion 112 and the fourth side portion 114 extend along the second direction X1. The first side portion 111 faces the third side portion 113, and the second side portion 112 and the fourth side portion 114 face each other.

The first mold portion 110 may be formed of an insulator containing resin, epoxy, or the like, but is not limited thereto.

Referring to FIG. 1 again, a part of the first terminal 120 may be arranged on the first side portion 111, and a part of the second terminal 140 and the third terminal 130 may be arranged on the second side portion 112. Further, a part of the third terminal 130 may be arranged on the third side portion 113, and a part of the fourth terminal 150 and the first terminal 120 may be arranged on the fourth side portion 150.

The arrangement and form of the first to fourth terminals (120, 140, 130, 150) will be described in more detail with reference to FIG. In FIG. 2, as compared with FIG. 1, the first mold portion 110 is omitted in order to explain the first to fourth terminals (120, 140, 130, 150).

With reference to FIGS. 1 and 2, the first terminal 120 includes a first sub-terminal 121, a second sub-terminal 123, and a first connecting portion 122. The first sub-terminal 121 may be arranged on the first side portion 111, and the second sub-terminal 123 may be arranged on the fourth side portion 114. The second terminal 140 is arranged on the second side portion 112 and faces the second sub terminal 123. The third sub-terminal 131 is arranged on the third side portion 113 and faces the first sub-terminal 121, and the fourth sub-terminal 133 is arranged on the second side portion 112 and may face the fourth terminal 150 and each other. The fourth terminal 150 is arranged on the fourth side portion 114 and may face the fourth sub terminal 133.

Further, the first sub terminal 121 may cover the side surface and the upper surface of the first side portion 111, and the second sub terminal 123 may cover the upper surface and the side surface of the fourth side portion 114 and surround at least a part of the fourth side portion 114. .. Therefore, the first sub-terminal 121 can be exposed through the upper and outer surfaces of the first side portion 111, and the second sub-terminal 123 can be exposed on the inner wall, outer wall and upper surface of the fourth side portion 114.

The second terminal 140 covers the upper surface and side surfaces of the second side portion 112, surrounds at least a part of the second side portion 112, and may be exposed on the inner side wall, outer wall and upper surface of the second side portion 112.

The third sub-terminal 131 covers the side surface and the upper surface of the third side portion 113 and may be exposed via the upper surface and the outer wall of the third side portion. The fourth sub-terminal 133 covers the upper surface and side surfaces of the second side portion 112, surrounds at least a part of the second side portion 112, and may be exposed on the inner side wall, outer wall and upper surface of the second side portion 112.

The fourth terminal 150 covers the upper surface and side surfaces of the fourth side portion 114, surrounds at least a part of the fourth side portion 114, and may be exposed on the inner side wall, outer wall and upper surface of the fourth side portion 114.

Since the second sub-terminal 123, the second terminal 140, the fourth sub-terminal 133, and the fourth terminal 150 are exposed to the outside through the inner side wall and the outer wall of the side portion on which they are arranged, they are fastened to the plug connector 100. It is possible to send and receive electrical signals by contacting the terminals included in the socket connector. Further, since each of the first sub-terminal 121 and the third sub-terminal 131 is exposed via the upper surfaces of the first side portion 111 and the third side portion 113, the first mold portion is formed when the plug connector 100 is inserted into the socket connector. 110, more specifically, it is possible to prevent the first side portion 111 and the third side portion 113 from being crushed.

The first sub-terminal 121 and the third sub-terminal 131 are exposed to the outside through the outer wall of the side portion on which they are arranged, and come into contact with the terminals included in the socket connector to be fastened to the plug connector 100 to provide an electrical signal. Can be sent and received.

The second sub-terminal 123 may cover the upper surface and the side surface of the fourth side portion 114 and surround at least a part of the fourth side portion 114. Therefore, the second sub-terminal 123 can be exposed on the inner wall and outer wall of the fourth side 114.

The second terminal 140 covers the upper surface and the side surface of the second side portion 112, surrounds at least a part of the second side portion 112, and may be exposed on the inner side wall and the outer wall of the second side portion 112.

On the other hand, when the first sub terminal 121 is arranged along the first direction Y1, the second sub terminal 123 and the fourth terminal 150 are arranged along the second direction X1. Further, when the third sub terminal 131 is arranged along the first direction Y1, the fourth sub terminal 133 and the second terminal 140 may be arranged along the second direction X1.

Further, in the present invention, the first mold portion 110 may have a rectangular shape when viewed from the upper surface of the plug connector 100. Therefore, the first terminal 120 and the third terminal 130 are connected from the point where the first side portion 111 and the second side portion 112 are connected to the point where the third side portion 113 and the fourth side portion 114 are connected. It becomes line symmetric with the diagonal as the axis of symmetry.

Further, the second terminal 140 and the fourth terminal 150 do not have to face each other.

The first sub-terminal 121 and the second sub-terminal 123 are physically connected via the first connecting portion 122, and the same electrical signal can be input / output via the first connecting portion 122. The third sub-terminal 131 and the fourth sub-terminal 133 are physically connected via the second connecting portion 132, and the same electrical signal can be input / output via the second connecting portion 132.

In the present invention, the first terminal 120 can transmit and receive different types of electrical signals from the second terminal 140. Further, the third terminal 130 can transmit and receive different types of electrical signals from the fourth terminal 150.

In the present invention, the first terminal 120 and the third terminal 130 supply power to a board or the like on which the plug connector 100 is arranged. That is, the first terminal 120 and the third terminal 130 can input and output power supply electric signals. The first terminal 120 and the third terminal 130 can input and output power supply electric signals having different polarities from each other. Therefore, when the first terminal 120 is a positive power supply terminal, the third terminal 130 can be a negative power supply terminal.

Unlike this, the second terminal 140 and the fourth terminal 150 input / output a data electric signal for transmitting data to an electric element or the like arranged on another region on the board. However, the second terminal 140 and the fourth terminal 150 do not input / output the same data electric signal, but may input / output different types of data electric signals as needed.

Each of the first to fourth terminals (120, 130, 140, 150) is formed of a metallic substance including copper and the like, but is not limited thereto.

In the present invention, each of the first terminal 120 and the third terminal 130 is formed over two side portions. Therefore, the size of the plug connector can be relatively reduced as compared with the case where the plug connector is formed over the three side portions. Further, since each of the first terminal 120 and the third terminal 130 is formed over two side portions, a power supply of a sufficient size can be supplied to the board and the electronic element connected to the plug connector 100.

With reference to FIGS. 2 and 3 again, each of the first to fourth terminals (120, 140, 130, 150) is a first to fourth solder region for coupling with a board or the like on which the plug connector 100 is arranged. (123b, 140b, 133b, 150b) may be included. Solder is arranged in the first to fourth solder regions (123b, 140b, 133b, 150b), and the bonding force between the plug connector 100 and the board can be maintained.

Further, the first terminal 120 may include the first clasp 121a, the third terminal 130 may include the second clasp 131a, and the plug connector 100 and the socket plug via the first clasp 121a and the second clasp 131a. The binding force between them can be improved. The detailed contents will be described later.

Further, the second sub terminal 123 includes the first fastening groove 123a, and the fourth terminal 150 includes the fourth fastening groove 150a. Although not shown in the drawings, the second terminal 140 and the third sub-terminal 131 may also include a fastening groove having the same shape as the first fastening groove 123a. The coupling force between the plug connector 100 and the socket plug can be improved through such a fastening groove. The detailed contents will be described later.

Next, a socket connector according to some embodiments of the present invention will be described with reference to FIGS. 4 to 6.

FIG. 4 is a perspective view showing a socket connector according to some embodiments of the present invention. FIG. 5 is a perspective view showing terminals included in a socket connector according to some embodiments of the present invention. FIG. 6 is a plan view showing a socket connector according to some embodiments of the present invention.

With reference to FIGS. 4 to 6, the socket connector 200 includes a second mold portion 210, a fifth terminal 220, a sixth terminal 250, a seventh terminal 230, and an eighth terminal 240. Further, referring to FIG. 4 again, the second mold portion 210 may include the fifth side portion 211, the sixth side portion 212, the seventh side portion 213, and the eighth side portion 214. The fifth side portion 211, the sixth side portion 212, the seventh side portion 213 and the eighth side portion 214 may be connected to each other. That is, each of the fifth side portion 211 and the seventh side portion 213 may be connected to one side and the other side of the sixth side portion 212 and the eighth side portion 214 to form the second mold portion 210.

The fifth side portion 211 and the seventh side portion 213 extend along the first direction Y1. The sixth side portion 212 and the eighth side portion 214 extend along the second direction X1. The fifth side portion 211 faces the seventh side portion 213, and the sixth side portion 212 and the eighth side portion 214 face each other.

The second mold portion 210 is formed of an insulator containing resin, epoxy, or the like, but is not limited thereto.

Referring to FIG. 4 again, a part of the fifth terminal 220 is arranged on the fifth side portion 211, and the remaining part of the fifth terminal 220 and the sixth terminal 250 are arranged on the sixth side portion 212. To. Further, a part of the seventh terminal 230 is arranged on the seventh side portion 213, and a part of the eighth terminal 240 and the seventh terminal 230 is arranged on the eighth side portion 214.

The arrangement and form of the fifth to eighth terminals (220, 230, 240, 250) will be described in more detail with reference to FIG. Compared to FIG. 4, FIG. 5 omits the second mold portion 210 in order to explain the fifth to eighth terminals (220, 230, 240, 250).

The fifth terminal 220 includes a fifth sub terminal 221 and a sixth sub terminal 223 and a third connecting portion 222. The fifth sub-terminal 121 may be arranged on the fifth side portion 211, and the sixth sub-terminal 223 may be arranged on the sixth side portion 212. The fifth sub-terminal 221 and the sixth sub-terminal 223 can be physically connected via the third connecting portion 222 to input and output the same electrical signal. The sixth sub-terminal 223 may include a fifth bending portion 223b and a fifth protruding portion 223a facing each other. It may come into contact with the terminal of the plug connector 100 inserted into the socket connector 200 via the fifth bending portion 223b and the fifth protruding portion 223a at at least two points.

The sixth terminal 250 is arranged on the sixth side portion 212. The sixth terminal 250 may include a sixth bending portion 250b and a sixth protruding portion 250a.

The seventh terminal 230 includes a seventh sub terminal 231 and an eighth sub terminal 233 and a fourth connecting portion 232. The seventh sub terminal 231 is arranged on the seventh side portion 213, and the eighth sub terminal 233 is arranged on the eighth side portion 214. The seventh sub-terminal 231 can be physically connected to the eighth sub-terminal 233 via the fourth connecting portion 232 to input and output the same electrical signal. The eighth sub-terminal 233 may include a seventh bending portion 233b and a seventh protruding portion 233a facing each other.

The eighth terminal 240 is arranged on the eighth side portion 214 and faces the sixth sub terminal 223. The eighth terminal 240 may include an eighth bending portion 240a and an eighth protruding portion 240b facing each other.

On the other hand, when the fifth sub terminal 221 is arranged along the first direction Y1, the sixth sub terminal 223 and the sixth terminal 250 are arranged along the second direction X1. Further, when the seventh sub terminal 231 is arranged along the first direction Y1, the eighth sub terminal 233 and the eighth terminal 240 are arranged along the second direction X1.

Further, in the present invention, the second mold portion 210 may have a quadrangular shape when viewed from the upper surface of the socket connector 200. Therefore, the fifth terminal 220 and the seventh terminal 230 are connected from the point where the fifth side portion 211 and the eighth side portion 214 are connected to the point where the sixth side portion 212 and the seventh side portion 213 are connected. It becomes line symmetric with the diagonal as the axis of symmetry.

Further, the sixth terminal 250 and the eighth terminal 240 do not have to face each other.

In the present invention, the fifth terminal 220 can transmit and receive different types of electrical signals from the eighth terminal 240. Further, the seventh terminal 230 can transmit and receive an electric signal of a different type from that of the sixth terminal 250.

In the present invention, the fifth terminal 220 and the seventh terminal 230 supply power to a board or the like on which the socket connector 200 is arranged. That is, the fifth terminal 220 and the seventh terminal 230 can input and output power supply electric signals. The fifth terminal 220 and the seventh terminal 230 can input and output power supply electric signals having different polarities from each other. Therefore, when the fifth terminal 220 is a positive power supply terminal, the seventh terminal 230 can be a negative power supply terminal and vice versa.

Unlike this, the sixth terminal 250 and the eighth terminal 240 can input / output a data electric signal for transmitting data to an electric element or the like arranged on another region on the board. However, the sixth terminal 250 and the eighth terminal 240 do not input / output the same data electric signal, but may input / output different types of data electric signals as needed.

Each of the fifth to eighth terminals (220, 230, 240, 250) is formed of a metallic material including copper and the like, but is not limited thereto.

In the present invention, each of the fifth terminal 220 and the seventh terminal 230 is formed over two side portions. Therefore, the socket connector 200 can be relatively miniaturized as compared with the case where the socket connector 200 is formed over the three side portions. Further, since each of the fifth terminal 220 and the seventh terminal 230 is formed over two side portions, a sufficient size of power can be supplied to the board and the electronic element connected to the socket connector 200.

Further, the fifth terminal 220 includes the fifth clasp 221a, and when the plug connector 100 of FIG. 1 is inserted, the first clasp 121a and the fifth clasp 221a come into contact with each other to strengthen the fastening force. The seventh terminal 230 includes the seventh clasp 231a, and when the plug connector 100 of FIG. 1 is inserted, the second clasp 131a and the seventh clasp 231a can come into contact with each other to strengthen the fastening force. The detailed contents will be described later.

Next, an electric connector assembly according to some embodiments of the present invention will be described with reference to FIGS. 7 to 11.

FIG. 7 is a perspective view showing an electrical connector assembly according to some embodiments of the present invention. FIG. 8 is a cross-sectional view taken along line AA to illustrate the process of connecting a plug connector and a socket connector in an electrical connector assembly according to some embodiments of the present invention. FIG. 9 is a cross-sectional view taken along the line AA in order to explain the coupling state of the plug connector and the socket connector in the electric connector assembly according to some embodiments of the present invention. FIG. 10 is a cross-sectional view taken along the BB line to explain the coupling process of the plug connector and the socket connector in the electric connector assembly according to some embodiments of the present invention. FIG. 11 is a cross-sectional view taken along the line BB to explain the coupling state of the plug connector and the socket connector in the electric connector assembly according to some embodiments of the present invention.

The electric connector assembly according to the present embodiment is a combination of the plug connector 100 described with reference to FIGS. 1 to 3 and the socket connector 200 described with reference to FIGS. 4 to 6. Therefore, the same reference number refers to the same component, and duplicate description of the same component is omitted.

First, referring to FIG. 7, unlike the first mold portion 110 of FIG. 1, the first mold portion 110 has an inverted shape for insertion into the second mold portion 210.

With reference to FIGS. 8 and 9, the second sub-terminal 123 and the second terminal 140 are inserted into the second mold 210 in the dotted direction and come into contact with the sixth sub-terminal 223 and the eighth terminal 240, respectively. Specifically, the eighth protrusion 240b is arranged in the second fastening groove 140a, and the second terminal 140 comes into contact with the eighth protrusion 240b and the eighth bending portion 240a at at least two points. Further, a fifth protrusion 223a is arranged in the first fastening groove 123a, and the second sub-terminal 123 can come into contact with each other at at least two points of the fifth protrusion 223a and the fifth bending portion 223b.

With reference to FIGS. 10 and 11, the first sub-terminal 121 and the third sub-terminal 131 are inserted into the second mold 210 in the dotted line direction and come into contact with the fifth sub-terminal 221 and the seventh sub-terminal 231 respectively. Further, the seventh clasp 231a and the second clasp 131a face each other. Although the drawing shows a case where the seventh clasp 231a and the second clasp 131a are separated from each other, the seventh clasp 231a and the second clasp 131a can come into contact with each other. The fifth clasp 221a and the first clasp 121a face each other. Although the drawing shows a case where the fifth clasp 221a and the first clasp 121a are separated from each other, the fifth clasp 221a and the first clasp 121a can come into contact with each other.

Next, a plug connector according to some embodiments of the present invention will be described with reference to FIGS. 12 and 13.

The plug connector according to the present embodiment includes a plurality of first signal terminals between the second terminal and the third sub terminal as compared with the plug connector described with reference to FIGS. 1 to 3, and includes the second sub terminal. It is substantially the same except that a plurality of second signal terminals are included between the fourth terminal and the fourth signal terminal. Therefore, the same reference number refers to the same component, and duplicate description of the same component is omitted.

FIG. 12 is a perspective view showing a plug connector according to some embodiments of the present invention. FIG. 13 is a perspective view showing terminals included in the plug connector according to some embodiments of the present invention.

With reference to FIGS. 12 to 13, the plug connector according to the present embodiment includes a first mold portion 110, a first terminal 120, a second terminal 140, a third terminal 130, and a fourth terminal 150. The first terminal 120 includes a first sub-terminal 121, a second sub-terminal 123 and a first connecting portion 122, and a third terminal 130 includes a third sub-terminal 131, a fourth sub-terminal 133 and a second connecting portion 132.

Further, a plurality of first signal terminals 170 are included between the second terminal 140 and the fourth sub terminal 133, and a plurality of second signal terminals 160 are included between the fourth terminal 150 and the second sub terminal 123. Each of the plurality of second signal terminals 160 may include a signal terminal fastening groove 160a, and although not shown in the drawings, the plurality of first signal terminals 170 may also include a signal terminal fastening groove similar to the signal terminal fastening groove 160a.

Each of the plurality of first signal terminals 170 and the plurality of second signal terminals 160 can input and output the same or different electrical signals. On the other hand, the case where each of the plurality of first signal terminals 170 and each of the plurality of second signal terminals 160 face each other is shown, but the present invention is not limited thereto. Further, although the drawings show a case where each of the first signal terminal 170 and the second signal terminal 160 is five, the technical idea of the present invention is not limited to this. That is, the number of the first signal terminal 170 and the second signal terminal 160 can be variously adjusted according to the necessity and purpose of the invention.

Next, a socket connector according to some embodiments of the present invention will be described with reference to FIGS. 14 and 15.

The socket connector according to the present embodiment includes a plurality of first signal terminals between the second terminal and the third sub terminal as compared with the socket connector described with reference to FIGS. 4 to 6, and includes the second sub terminal and the second sub terminal. It is substantially the same except that a plurality of second signal terminals are included between the four terminals. Therefore, the same reference number refers to the same component, and duplicate description of the same component is omitted.

FIG. 14 is a perspective view showing a socket connector according to some embodiments of the present invention. FIG. 15 is a perspective view showing terminals included in a socket connector according to some embodiments of the present invention.

With reference to FIGS. 14 and 15, the socket connector according to this embodiment includes a second mold portion 210, a fifth terminal 220, a sixth terminal 250, a seventh terminal 230, and an eighth terminal 240. The fifth terminal 220 includes a fifth sub terminal 221 and a sixth sub terminal 223 and a third connecting portion 222. The seventh terminal 230 includes a seventh sub terminal 231 and an eighth sub terminal 233 and a fourth connecting portion 232.

Further, a plurality of third signal terminals 270 are included between the sixth terminal 250 and the sixth sub terminal 223, and a plurality of fourth signal terminals 260 are included between the eighth terminal 240 and the eighth sub terminal 233. Each of the plurality of third signal terminals 270 includes a third signal terminal protrusion 270a and a third signal terminal bending portion 270b, and the plurality of fourth signal terminals 260 are also similar to the third signal terminal protrusion 270a. It may include a protruding portion and a fourth signal terminal bending portion 260b similar to the third signal terminal bending portion 270b.

Each of the plurality of third signal terminals 270 and the plurality of fourth signal terminals 260 may input and output the same or different electrical signals. On the other hand, the case where each of the plurality of third signal terminals 270 and each of the plurality of fourth signal terminals 260 face each other is shown, but the present invention is not limited thereto. Further, although the drawings show the case where each of the third signal terminal 270 and the fourth signal terminal 260 is five, the technical idea of the present invention is not limited thereto. That is, the number of the third signal terminal 270 and the fourth signal terminal 260 can be variously adjusted according to the necessity and purpose of the invention.

The plug connector, the socket connector, and the electric connector assembly according to various embodiments of the present invention have been described above. In the above description, it is assumed that the plug connector and the socket connector are arranged on the board or the board, but the present invention is not limited thereto. That is, the plug connector and socket connector according to the present invention can be arranged on various types of boards and cables including printed circuit boards, flexible flat cables, flexible circuit boards and the like.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, those who have ordinary knowledge in the technical field to which the present invention belongs can use the present invention as long as the present invention does not change its technical idea or essential features. You will understand that it can be implemented in the concrete form of. Therefore, it should be understood that the above embodiments are exemplary in all respects and are not limiting.

110 1st mold 120 1st terminal 140 2nd terminal 130 3rd terminal 150 4th terminal 210 1st mold 220 5th terminal 250 6th terminal 230 7th terminal 240 8th terminal

Claims (20)

In the plug connector inserted into the socket connector
A first side portion extending along the first direction, a second side portion extending along a second direction different from the first direction, a third side portion facing the first side portion, and facing the second side portion. A first mold portion including a fourth side portion and the first to fourth side portions,
The first sub terminal arranged on the first side portion, the second sub terminal arranged on the fourth side portion, and the first sub terminal arranged between the first sub terminal and the second sub terminal. A first terminal including a first connecting portion that electrically connects the terminal and the second sub terminal,
A plug connector that is arranged only on the second side portion, faces the second sub terminal, and includes a second terminal that is electrically isolated from the first terminal. The third sub terminal arranged on the third side portion, the fourth sub terminal arranged on the second side portion, and the third sub terminal arranged between the third sub terminal and the fourth sub terminal. A third terminal including a second connecting portion that electrically connects the terminal and the fourth sub terminal,
The first aspect of claim 1, further comprising a fourth terminal that is separated from the second sub-terminal and is arranged only on the fourth side portion, faces the fourth sub-terminal, and is electrically insulated from the third terminal. Plug connector. The first mold portion has a quadrangular shape when viewed from the direction of being fastened to the socket connector, and the first terminal and the third terminal are line symmetric with the diagonal line that divides the quadrangular shape into two as an axis of symmetry. Item 2. The plug connector according to item 2. The plug connector according to claim 2, wherein the third terminal and the fourth terminal are input / output of different types of electric signals. The plug connector according to claim 4, wherein a power supply electric signal is input / output to the first terminal and the third terminal, and a data electric signal is input / output to the second terminal and the fourth terminal. The plug connector according to claim 2, wherein the second terminal and the fourth terminal do not face each other. The plug connector according to claim 2, wherein a part of the first sub-terminal surrounds the upper surface of the first side portion, and a part of the third sub-terminal surrounds the upper surface of the third side portion. A plurality of first signal terminals arranged between the second terminal and the fourth sub terminal, and a plurality of second signal terminals arranged between the second sub terminal and the fourth terminal are further added. The plug connector according to claim 2 . In the socket connector that houses the plug connector
A fifth side portion extending along the first direction, a sixth side portion extending along a second direction different from the first direction, a seventh side portion facing the fifth side portion, and a sixth side portion facing the sixth side portion. A second mold portion formed by an eighth side portion and the fifth to eighth side portions and including a plug connector accommodating portion accommodating the plug connector, and a second mold portion.
The fifth sub terminal arranged on the fifth side portion, the sixth sub terminal arranged on the sixth side portion, and the fifth sub terminal arranged between the fifth sub terminal and the sixth sub terminal. A fifth terminal including a third connecting portion that electrically connects the terminal and the sixth sub-terminal,
A socket connector that is arranged only on the 8th side portion, faces the 6th sub terminal, and includes an 8th terminal that is electrically isolated from the 5th terminal. The 7th sub terminal arranged on the 7th side portion, the 8th sub terminal arranged on the 8th side portion, and the 7th sub terminal arranged between the 7th sub terminal and the 8th sub terminal. A seventh terminal including a fourth connecting portion that electrically connects the terminal and the eighth sub terminal,
The ninth aspect of the present invention further comprises a sixth terminal that is separated from the sixth sub-terminal and is arranged only on the sixth side portion, faces the eighth sub-terminal, and is electrically insulated from the seventh terminal. Socket connector. The second mold portion has a quadrangular shape when viewed from the direction in which the plug connector is accommodated, and the fifth terminal and the seventh terminal are line symmetric with the diagonal line that divides the quadrangular shape into two as the axis of symmetry. The socket connector according to claim 10. The socket connector according to claim 10, wherein the seventh terminal and the sixth terminal are input / output of different types of electric signals. The socket connector according to claim 12, wherein a power supply electric signal is input / output to the fifth terminal and the seventh terminal, and a data electric signal is input / output to the sixth terminal and the eighth terminal. The socket connector according to claim 10, wherein the sixth terminal and the eighth terminal do not face each other. A plurality of third signal terminals arranged between the sixth sub-terminal and the sixth terminal, and a plurality of fourth signal terminals arranged between the eighth terminal and the eighth sub-terminal are further added. 10. The socket connector according to claim 10. In an electrical connector assembly that includes a plug connector and a socket connector that are fastened together.
The plug connector is
The first sub-terminal arranged along the first direction, the second sub-terminal arranged along the second direction different from the first direction, and the first sub-terminal and the second sub-terminal are electrically connected. The first terminal including the first connecting part to be
Includes a second terminal that is located only on the second side, faces the second sub-terminal, and is electrically isolated from the first terminal.
The socket connector
A fifth sub-terminal arranged along the first direction, a sixth sub-terminal arranged along the second direction, and a third connection for electrically connecting the fifth sub-terminal and the sixth sub-terminal. 5th terminal including the part and
Includes an eighth terminal that is located only on the eighth side, faces the sixth sub-terminal, and is electrically isolated from the fifth terminal.
The first terminal and the fifth terminal are in contact with each other and are electrically connected to each other.
An electric connector assembly in which the second terminal and the eighth terminal are in contact with each other and electrically connected. The plug connector is
A fourth sub-terminal separated from the second terminal and arranged along the second direction, a third sub-terminal arranged to face the first sub-terminal, the fourth sub-terminal, and the third sub. A third terminal including a second connecting part that electrically connects the terminals,
A fourth terminal , which is arranged only on the four side portions and is electrically isolated from the third terminal facing the fourth sub terminal, is further included.
The socket connector
The 7th sub-terminal facing the 5th sub-terminal, the 8th sub-terminal separated from the 8th terminal and arranged along the 2nd direction, the 7th sub-terminal, and the 8th sub-terminal are electrically connected. 7th terminal including the 4th connecting part to be connected
A sixth terminal , which is arranged only on the sixth side and is electrically isolated from the seventh terminal facing the eighth sub terminal, is further included.
The third terminal and the seventh terminal are in contact with each other and are electrically connected to each other.
The fourth terminal is electrically connected to the sixth terminal in contact with each other.
The electric connector assembly according to claim 16, wherein the electric signal input / output via the third terminal is a type of electric signal different from the electric signal input / output via the fourth terminal. The first sub-terminal is in face-to-face contact with the fifth sub-terminal, and the second sub-terminal is in face-to-face contact with the sixth sub-terminal.
The electrical connector assembly according to claim 16, wherein the third sub-terminal is in face-to-face contact with the seventh sub-terminal, and the fourth sub-terminal is in face-to-face contact with the eighth sub-terminal. The sixth sub-terminal surrounds a part of the second sub-terminal and comes into contact with two side walls of the second sub-terminal, and the eighth sub-terminal surrounds a part of the fourth sub-terminal and the fourth. The electrical connector assembly according to claim 18, which is in contact with two side walls of a sub-terminal. The electric signal input / output via the first terminal and the third terminal is a power supply electric signal.
The electric connector assembly according to claim 17, wherein the electric signal input / output via the second terminal and the fourth terminal is a data electric signal.

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