KR102679519B1 - Receptacle Connector - Google Patents

Abstract

The present invention proposes a receptacle connector with an improved structure to facilitate coupling between a plug connector and a receptacle connector and improve its strength.

Description

Receptacle Connector

The present invention relates to a receptacle connector, and more specifically, to a receptacle connector with an improved structure to facilitate coupling between a plug connector and a receptacle connector and to improve its strength.

Board connectors are used to connect PCBs (Printed Circuit Boards) or electronic components with patterned conductors. In particular, a B2B connector (board to board connector) includes a plug connector and a receptacle connector. Each of the plug connectors and the receptacle connector is connected to a different board, and the plug connector and the receptacle connector are combined to transmit signals through different boards. Delivery may be possible.

In order to electrically connect the contacts of the plug connector and the contacts of the receptacle connector, the plug connector and the receptacle connector are physically coupled, but there is a risk that the receptacle connector or plug connector may be damaged by pressure during this coupling process.

Accordingly, a method for facilitating coupling between a receptacle connector and a plug connector and improving its strength is required.

Republic of Korea Patent Publication No. 10-2020-0135199 (2020.12.02.)

An object of the present invention is to provide a receptacle connector that is easy to couple with a plug connector and can reduce the possibility of damage due to coupling with a plug connector.

A receptacle connector according to the present invention for achieving the above-described object includes an insulating housing including a first wall, a second wall, a third wall, a fourth wall and a bottom wall, a signal terminal and a power source coupled to the insulating housing. A receptacle connector including a terminal and for coupling with a plug connector, wherein the power terminal includes a first cover portion disposed on the first wall, a second cover portion disposed on the second wall, and a third cover portion disposed on the third wall. Includes a cover part, wherein the first cover part, the second cover part, and the third cover part each include a first inner cover surface, a second inner cover surface, and a third inner cover surface, and the first inner cover surface and the third inner cover surface It includes a first inner connection surface connecting two inner cover surfaces and a second inner connection surface connecting the second inner cover surface and the third inner cover surface; The first inner cover surface, the first inner connecting surface, the second inner cover surface, the second inner connecting surface, and the third inner cover surface are formed continuously without being cut; The second cover part includes a second outer cover surface, and a connection part is present on one side of the second outer cover surface. The connection part is connected to an arm extending in the longitudinal direction of the connector, and the arm part is an extension extending in the width direction of the connector. It is connected to the arm portion, and a contact portion may be formed on one side of the extended arm portion.

In addition, in the receptacle connector according to the present invention, the first inner cover surface, first inner connection surface, second inner cover surface, second inner connection surface, and third inner cover surface of the power terminal are deep drawing. It can be formed using a construction method.

Additionally, the arm portion of the receptacle connector according to the present invention may include a mounting portion that extends downward and is mounted on the board.

Additionally, in the receptacle connector according to the present invention, the plate surface of the arm portion may be formed to be perpendicular to the bottom wall.

Additionally, in the receptacle connector according to the present invention, the plate surface of the extended arm portion is parallel to the bottom wall, and the upper surface of the plate surface of the extended arm portion may be formed in contact with the bottom wall.

Additionally, in the receptacle connector according to the present invention, a partial section of the arm portion may be located below the cover portion.

Additionally, in the receptacle connector according to the present invention, the arm portion may extend downward from the end of the arm portion and be connected to the extension arm portion.

Additionally, in the receptacle connector according to the present invention, the first cover part may include a first outer cover surface, and the third cover part may include a third outer cover surface.

The receptacle connector according to the present invention can be easily combined with a plug connector, and has the effect of reducing the possibility of damage even if excessive pressure is applied while being combined with the plug connector.

1 is a diagram illustrating a plug connector and a receptacle connector according to an embodiment of the present invention.
Figure 2 is a diagram showing a state in which a plug connector and a receptacle connector are combined according to an embodiment of the present invention.
Figure 3 is a diagram showing an insulating housing of a receptacle connector according to an embodiment of the present invention.
Figure 4 is a diagram showing a power terminal and a signal terminal in a receptacle connector according to an embodiment of the present invention, excluding the insulating housing.
Figure 5 is a diagram showing a receptacle connector according to the present invention.
Figure 6 is a diagram showing a top view of a receptacle connector according to the present invention.
7 and 8 are diagrams showing a power terminal according to an embodiment of the present invention.
FIG. 9 is a diagram showing a cross section along AA′ in FIG. 6.
FIG. 10 is a diagram showing a cross section of BB′ in FIG. 6.
FIG. 11 is a diagram showing a cross section along CC′ in FIG. 6.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the attached drawings.

The advantages and features of the present invention and how to achieve it will become clear by referring to the embodiments described in detail below along with the accompanying drawings.

However, the present invention is not limited to the embodiments disclosed below and will be implemented in various different forms, but the present embodiments only serve to ensure that the disclosure of the present invention is complete and are within the scope of common knowledge in the technical field to which the present invention pertains. It is provided to fully inform those who have the scope of the invention, and the present invention is only defined by the scope of the claims.

Additionally, in describing the present invention, if it is determined that related known techniques may obscure the gist of the present invention, detailed description thereof will be omitted.

Hereinafter, the receptacle connector according to the present invention will be described with reference to the attached drawings.

1 to 11, the plug connector 200 may be inserted into the receptacle connector 100 and electrically connected. Here, the plug connector 200 and the receptacle connector 100 may be board-to-board connectors, and when connected, the terminals of the plug connector and the terminals of the receptacle connector form contact with each other to transmit signals. there is.

The receptacle connector 100 according to the present invention may include an insulated housing 10, power terminals 110 and 190, and a signal terminal 180.

The insulating housing 10 may be made of an insulating material that does not conduct electricity, and the power terminals 110 and 190 and a plurality of signal terminals 180 are coupled to the insulating housing 10. The insulating housing 10 and the terminals (power terminal, signal terminal) can be manufactured to be joined together by insert molding. Depending on the embodiment, the insulating housing 100 is manufactured by molding and the terminals are It may also be assembled into an insulating housing (10).

The power terminals 110 and 190 and the signal terminal 180 are made of a conductive material and may be provided for electrical contact with the terminals of the plug connector and the board.

Additionally, some areas of the power terminals 110 and 190 and signal terminals 180 may be exposed from the insulating housing 10 for contact with the board, and other areas of the power terminals and signal terminals may be exposed to the plug connector 200. ) may be exposed from the insulating housing 10 for contact with the terminals.

The power terminals 110 and 190 guide coupling with the plug connector 200, reinforce the strength of the receptacle connector 100, and are provided for electrical connection through contact with the plug connector.

The power terminals 110 and 190 have a first cover part, a second cover part and a third cover part and are coupled to both ends of the insulating housing 10 to move the plug connector 200 when the plug connector 200 is coupled. It is possible to guide and prevent the receptacle connector 100 from being damaged due to pressure applied during coupling.

As shown in FIGS. 1 and 2, the plug connector 200 can be coupled to the receptacle connector 100 by moving in the direction of the arrow from the top of the receptacle connector 100.

The receptacle connector 100 is provided with a groove into which the plug connector 200 is inserted, and the plug connector 200 may be provided with a groove to correspond to the central island 15 protruding within the groove of the receptacle connector 100.

Looking at the receptacle connector 100 according to an embodiment of the present invention in more detail, referring to FIGS. 5 to 8, the insulating housing 10, the power terminals 110 and 190, and a plurality of signal terminals 180 are together. It can be manufactured jointly by insert molding.

That is, the receptacle connector 100 according to the present invention is insulated including the first wall 11, the second wall 12, the third wall 13, the fourth wall 14, and the bottom wall 18. When forming the housing 10 by insert molding, it may be formed to include power terminals 110 and 190 and a signal terminal 180.

Since the power terminals 110 and 190 coupled to both sides of the insulating housing 10 are formed in the same shape, only the guide terminal 110 on one side will be described.

The insulating housing 10 includes a first wall 11, a second wall 12, a third wall 13, a fourth wall 14, a central island 15, and a bottom wall 18.

The power terminal 110 includes a first cover portion 111 disposed on the first wall 11, a second cover portion 113 disposed on the second wall 12, and a third cover portion 113 disposed on the third wall 13. 3 It includes a cover part 115, and the first cover part 111, the second cover part 113, and the third cover part 115 are respectively a first inner cover surface 111a and a second inner cover surface ( 113a), a third inner cover surface 115a, a first outer cover surface 111c, a second outer cover surface 113c, and a third outer cover surface 115c.

In addition, the first inner connection surface 112 connects the first inner cover surface 111a and the second inner cover surface 113a, and connects the second inner cover surface 113a and the third inner cover surface 115a. It may include a second inner connection surface 114.

In addition, the first inner cover surface 111a, the first inner connection surface 112, the second inner cover surface 113a, the second inner connection surface 114, and the third inner cover surface 115a are not cut. formed continuously.

That is, the first inner cover surface 111a, the first inner connection surface 112, the second inner cover surface 113a, the second inner connection surface 114, and the third inner cover surface 115a of the power terminal are It can be formed continuously without being cut using a deep drawing method.

Here, the deep drawing method is a method of manufacturing a seamless container-shaped product using a plate. Specifically, it means manufacturing the product by compressing the plate in the circumferential direction and pressurizing it in the depth direction.

In addition, the first cover part 111, the second cover part 113, and the third cover part 115 of the power terminal 110 are formed through a deep drawing process, and the first cover part 111 and the second cover part 115 are formed through a deep drawing process. The inner and outer cover surfaces of the cover part 113 and the third cover part 115 are connected and formed continuously.

That is, the first cover portion 111 is formed to surround the upper side of the first wall 11 of the insulating housing 10, and the first inner cover surface 111a is formed on the inner surface of the first wall 11. ) and a first outer cover surface 111c formed on the outer surface of the first wall 11.

In addition, the second cover portion 113 is formed to surround the upper side of the second wall 12 of the insulating housing 10, and the second inner cover surface 113a is formed on the inner surface of the second wall 12. ) and a second outer cover surface 113c formed on the outer surface of the second wall 12.

In addition, the third cover portion 115 is formed to surround the upper side of the third wall 13 of the insulating housing 10, and the third inner cover surface 115a is formed on the inner surface of the third wall 13. ) and a third outer cover surface 115c formed on the outer surface of the third wall 13.

Therefore, the power terminal 110 is formed to surround the insulating housing 10 through the first cover part 111, the second cover part 113, and the third cover part 115, and is connected to the plug connector 200. When joining, it guides the joining position and protects the insulating housing (10).

In addition, locking grooves 111b and 115b are formed on the first inner cover surface 111a and the third inner cover surface 115a so that they can be coupled and fixed to the terminal of the plug connector 220 when combined with the plug connector 200. It can be.

In addition, connection parts 116 and 117 may be connected to one side and the other side of the second outer cover surface 113c, respectively, and the connection parts 116 and 117 connected by bending from the second outer cover surface 113c are connectors. It may be connected to arm portions 121 and 122 extending in the longitudinal direction.

That is, there is a connecting portion 116 on one side of the second outer cover surface 113c, and the connecting portion 116 is connected to an arm portion 121 extending in the longitudinal direction of the connector, and the arm portion 121 extends in the width direction of the connector. It is connected to the extended arm portion 123, and a contact portion 125 may be formed on one side of the extended arm portion 123.

In addition, there is a connecting portion 117 on the other side of the second outer cover surface 113c, and the connecting portion 117 is connected to an arm portion 122 extending in the longitudinal direction of the connector, and the arm portion 122 extends in the width direction of the connector. It is connected to the extended arm portion 124, and a contact portion 126 may be formed on one side of the extended arm portion 124.

Additionally, the arm portions 121 and 122 may include mounting portions 121a and 122a that extend downward and are mounted on the substrate.

Additionally, the plate surfaces 121b and 122b of the arm portions 121 and 122 may be formed to be perpendicular to the bottom wall 18.

Additionally, the plate surfaces of the extended arm portions 123 and 124 may be parallel to the bottom wall, and the upper surfaces of the extended arm portions 123 and 124 may be formed in contact with the bottom wall.

Therefore, the first cover part 111, the second cover part 113, and the third cover part 115 are formed by being connected through the connection parts 116 and 117 provided on both sides of the second cover part 113. , arm portions 121 and 122 formed on one side and the other respectively connected to the connecting portions 116 and 117, and extension arm portions 123 and 124 and contact portions 125 and 126 formed and connected to the arm portions 121 and 122, respectively. It can be formed by connecting.

That is, the first cover part 111, the second cover part 113, the third cover part 115, the connection parts 116 and 117, the arm parts 121 and 122, the extension arm parts 123 and 124, and the contact part 125. , 126) may be connected to form one power terminal 110.

In addition, the first cover part 111, the second cover part 113, the third cover part 115, the connection parts 116 and 117, the arm parts 121 and 122, the extension arm parts 123 and 124, and the contact part 125. , 126), the bottom surface 118, and the central island cover surface 119 may be connected to form one power terminal 110.

As a result, it can be firmly coupled to the insulating housing 10 during insert molding, and when combined with the plug connector 200, contact between the insulating housing 10 and the plug connector 200 can be prevented, thereby improving durability. It has the effect of reducing the possibility of breakage even if excessive pressure is applied during coupling.

Additionally, a portion of the arm portions 121 and 122 may be located below the cover portions 111 and 115.

That is, a portion of the first arm portion 121 may be located below the first cover portion 111 and a portion may be extended in the longitudinal direction of the connector.

Additionally, a portion of the second arm portion 122 may be located below the third cover portion 115 and a portion may be extended in the longitudinal direction of the connector.

For example, when the first arm part 121 does not exist under the first cover part 111 or when the second arm part 122 does not exist under the third cover part 115, the insulating housing Since only (10) is disposed, the possibility of damage increases if excessive pressure is applied when combined with the plug connector 200.

As a result, the first cover part 111 and the first arm part 121 have an overlapping area in the vertical direction, and the third cover part 115 and the second arm part 122 have an overlapping area in the vertical direction. It exists, and when combined with the plug connector 200, durability can be improved by complementing each other through the overlapping area, and has the effect of reducing the possibility of damage even if excessive pressure is applied during coupling.

Additionally, it may extend downward from the ends of the arm portions 121 and 122 and be connected to the extended arm portions 123 and 124.

That is, it extends downward from the end of the first arm portion 121 and is connected to the first extended arm portion 123, and a contact portion 125 may be formed on one side of the first extended arm portion 123.

In addition, it extends downward from the end of the second arm portion 122 and is connected to the second extension arm portion 124, and a contact portion 126 may be formed on one side of the second extension arm portion 124.

In addition, the first cover part 111 may be mounted on the board through a mounting part 121a formed by extending a portion of the plate surface 121b of the first arm part 121 by bending outward, and the second cover part ( 113) can be mounted on the board through a mounting portion 113d formed by bending and extending the second outer cover surface 113c outward, and the third cover portion 115 is a plate surface of the second arm portion 122. (122b) A portion may be mounted on the board through the mounting portion 122a that is formed to be curved and extended outward.

As a result, the first cover portion 111 and the third cover portion 115 are formed to protect the arm portions 121 and 122, extend from the ends of the arm portions 121 and 122, and form the bottom wall 15. ) can be firmly coupled to the insulating housing 10 during insert molding, thereby improving durability.

In addition, a bottom surface 118 may be formed below the inner surface of the second inner cover surface 113a of the second cover part 113, and may extend upward to cover the central island part 15. It may include a central island cover surface (119).

It can be firmly coupled to the insulating housing 10 during insert molding by the bottom surface 118 and the central island cover surface 119, and when combined with the plug connector 200, the insulating housing 10 and the plug connector 200 Durability can be improved by preventing contact with , and it has the effect of reducing the possibility of damage even if excessive pressure is applied during bonding.

FIG. 9 is a cross-sectional view taken along the line A-A′ in FIG. 6 showing a receptacle connector according to the present invention, FIG. 10 is a cross-sectional view taken along the line B-B′ in FIG. 6, and FIG. 11 is a cross-sectional view taken along the line C-C′ in FIG. 6. It is a drawing.

9 to 11, it is shown that a part of the arm parts 121 and 122 is located on the lower side of the cover parts 111 and 115, and the plate surfaces 121b and 122b of the arm parts 121 and 122 are at the bottom. It is formed to be perpendicular to the wall 18.

Additionally, the arm portions 121 and 122 may be mounted on a board by providing mounting portions 121a and 122a.

In addition, the second cover part 113 has a mounting part 113d formed by extending the second outer cover surface 113c by bending outward, and can be mounted on the board through the mounting part 113d.

In addition, it may extend downward from the ends of the arm portions 121 and 122 and be connected to the extended arm portions 123 and 124, and the plate surfaces of the extended arm portions 123 and 124 are parallel to the bottom wall 18, The upper surfaces of the plates of the extended arm portions 123 and 124 are formed in contact with the bottom wall 18.

As a result, it can be firmly coupled to the insulating housing 10 during insert molding, and when combined with the plug connector 200, contact between the insulating housing 10 and the plug connector 200 can be prevented, thereby improving durability. It has the effect of reducing the possibility of breakage even if excessive pressure is applied during coupling.

Additionally, the contact portion 125 formed on one side of the first extended arm portion 123 and the contact portion 126 formed on one side of the second extended arm portion 124 may be arranged to face each other, and the contact portion 126 formed on one side of the first extended arm portion 123 may be disposed to face each other. The formed contact portion 125 and the contact portion 126 formed on the second extended arm portion 124 may perform electrical coupling through contact when combined with a mating connector and may have the same shape.

Therefore, the receptacle connector according to the present invention can be easily combined with the plug connector, and has the effect of reducing the possibility of damage even if excessive pressure is applied while being combined with the plug connector.

Although specific embodiments of the receptacle connector according to the present invention have been described so far, it is obvious that various implementation modifications are possible without departing from the scope of the present invention.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the claims and equivalents thereof as well as the claims described later.

That is, the above-described embodiments should be understood in all respects as illustrative and not restrictive, and the scope of the present invention is indicated by the patent claims to be described later rather than the detailed description, and the meaning and scope of the patent claims and All changes or modified forms derived from the equivalent concept should be construed as falling within the scope of the present invention.

10: Insulated housing
100: Receptacle Connector
110, 190: power terminal 111: first cover part
111a: first inner cover surface 111c: first outer cover surface
112: first inner connection surface 113: second cover portion
113a: second inner cover surface 113c: second outer cover surface
113d: mounting portion 114: second inner connection surface
115: Third cover portion 115a: Third inner cover surface
115c: Third outer cover surface 118: Bottom surface
121, 122: arm portion 123, 124: extended arm portion
125, 126: contact part 180: signal terminal
200: Plug Connector

Claims (8)

An insulating housing including a first wall, a second wall, a third wall, a fourth wall, and a bottom wall, and a receptacle connector including a signal terminal and a power terminal coupled to the insulating housing and for coupling with a plug connector,
The power terminal includes a first cover portion disposed on the first wall, a second cover portion disposed on the second wall, and a third cover portion disposed on the third wall,
The first cover part, the second cover part, and the third cover part include a first inner cover surface, a second inner cover surface, and a third inner cover surface, respectively, and the first inner cover surface and the second inner cover surface are It includes a first inner connection surface connecting the first inner connection surface and a second inner connection surface connecting the second inner cover surface and the third inner cover surface;
The first inner cover surface, the first inner connecting surface, the second inner cover surface, the second inner connecting surface, and the third inner cover surface are formed continuously without being cut;
The second cover part includes a second outer cover surface, and a connection part is present on one side of the second outer cover surface. The connection part is connected to an arm extending in the longitudinal direction of the connector, and the arm part is an extension extending in the width direction of the connector. A receptacle connector connected to an arm portion and having a contact portion formed on one side of the extended arm portion. In claim 1,
A receptacle connector, wherein the first inner cover surface, first inner connection surface, second inner cover surface, second inner connection surface, and third inner cover surface of the power terminal are formed by a deep drawing method.
In claim 1,
The arm portion extends downward and includes a mounting portion mounted on a board.
In claim 1,
A receptacle connector, wherein the plate surface of the arm portion is formed to be perpendicular to the bottom wall.
In claim 1,
A receptacle connector wherein the plate surface of the extended arm portion is parallel to the bottom wall, and the upper surface of the plate surface of the extended arm portion is formed in contact with the bottom wall.
In claim 1,
A receptacle connector, wherein a portion of the arm portion is located below the first cover portion or the third cover portion.
In claim 1,
The arm portion extends downward from the end of the arm portion and is formed by being connected to an extension arm portion.
In claim 1,
A receptacle connector, wherein the first cover portion includes a first outer cover surface, and the third cover portion includes a third outer cover surface.

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